[특허]Methods and apparatus for overlapping MIMO physical sectors

[미국특허] Methods and apparatus for overlapping MIMO physical sectors 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H04W-004/00 H04B-007/04 H04B-007/02 H04B-017/15
출원번호	US-0476628 (2014-09-03)
등록번호	US-9503163 (2016-11-22)
발명자 / 주소	Lastinger, Roc Spenik, John Woodbury, Brian C.
출원인 / 주소	Woodbury Wireless, LLC
인용정보	피인용 횟수 : 0 인용 특허 : 370

초록 ▼

A system for communicating with wireless devices. The systems includes radio groups whose MIMO physical sectors overlap. The MIMO physical sectors communicate using different channels. The MIMO physical sectors overlap to form an area of overlap. Each radio group includes directional antennas and radios. Radios are selectively coupled to the antennas. The antennas that are oriented so that the physical sectors of the antennas overlap to operate as MIMO antennas and form the MIMO physical sector for the radio group. The antennas operate as a MIMO antenna.

대표청구항 ▼

1. A system for wirelessly communicating with provided wireless devices via a plurality of multiple-input-multiple-output (“MIMO”) antennas, the system comprising: a first radio group comprising at least three directional antennas and at least three radios, each radio coupled to at least one antenna, the radios and antennas of the first group cooperate to transmit and receive as a first MIMO antenna having a first MIMO physical sector; anda second radio group comprising at least three directional antennas and at least three radios, each radio coupled to at least one antenna, the radios and antennas of the second group cooperate to transmit and receive as a second MIMO antenna having a second MIMO physical sector; wherein:the first MIMO antenna and the second MIMO antenna transmit and receive using a first channel and a second channel respectively, the first channel different from the second channel; andthe first MIMO physical sector overlaps at least 30 percent of an area of the second MIMO physical sector; circuitry communicatively coupled to the first radio group and the second radio group;said circuitry operable for enabling coordination between the first radio group and the second radio group in connection with a first transmission to a first MIMO-capable portable wireless device;said system operable for:identifying information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first radio group and the second radio group;altering at least one aspect of the first transmission in connection with at least one of: multiple of the first directional antennas of the first radio group, or multiple of the second directional antennas of the second radio group, based on the information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first radio group and the second radio group; andtransmitting data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the multiple first directional antennas of the first radio group or the multiple second directional antennas of the second radio group. 2. A system, comprising: a first multiple-input-multiple-output (MIMO)-capable system component including:a plurality of first directional antennas that are spatially diverse,at least one first radio communicatively coupled to the first directional antennas, andfirst circuitry communicatively coupled to the at least one first radio;a second MIMO-capable system component including:a plurality of second directional antennas that are spatially diverse,at least one second radio communicatively coupled to the second directional antennas, andsecond circuitry communicatively coupled to the at least one second radio; andthird circuitry communicatively coupled to the first circuitry of the first MIMO-capable system component and the second circuitry of the second MIMO-capable system component;said third circuitry operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component in connection with a first transmission to a first MIMO-capable portable wireless device;said system operable for:identifying information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;altering at least one aspect of the first transmission in connection with at least one of: multiple of the first directional antennas of the first MIMO-capable system component, or multiple of the second directional antennas of the second MIMO-capable system component, based on the information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmitting data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 3. The system of claim 2, wherein the system is operable such that the at least one first radio includes a single first radio that is communicatively coupled to the first directional antennas via a first switch or a first phased array, and the at least one second radio includes a single second radio that is communicatively coupled to the second directional antennas via a second switch or a second phased array. 4. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell. 5. The system of claim 2, wherein the system is operable such that the first directional antennas and the second directional antennas include MIMO antennas. 6. The system of claim 2, wherein the system is operable such that the identifying the information results from at least one measurement that produces the information. 7. The system of claim 2, wherein the system is operable such that the information is identified by enabling at least one of the first directional antennas of the first MIMO-capable system component and at least one of the second directional antennas of the second MIMO-capable system component, and measuring an ability of the at least one first directional antenna of the first MIMO-capable system component and the at least one second directional antenna of the second MIMO-capable system component to communicate with the first MIMO-capable portable wireless device. 8. The system of claim 2, wherein the system is operable such that the information is identified by: the first MIMO-capable system component enabling the first directional antennas thereof to communicate with the first MIMO-capable portable wireless device and identifying a first ability of the first MIMO-capable system component to communicate with the first MIMO-capable portable wireless device, and the second MIMO-capable system component enabling the second directional antennas thereof to communicate with the first MIMO-capable portable wireless device and identifying a second ability of the first MIMO-capable system component to communicate with the first MIMO-capable portable wireless device. 9. The system of claim 2, wherein the system is operable such that the information is a function of at least one of: a data throughput, a signal-to-noise ratio, a reduced signal error, a reduced data error, a reduced retransmission request, a reduced interference, a rejection of multipath signal, a higher transmission rate, or a signal strength, in connection with the first MIMO-capable portable wireless device. 10. The system of claim 2, wherein the system is operable such that the information is a function of at least two of: a data throughput, a signal-to-noise ratio, a signal error, a data error, a retransmission request, a multipath signal, a transmission rate, and a signal strength, in connection with the first MIMO-capable portable wireless device. 11. The system of claim 2, wherein the system is operable such that the information is a function of at least three of: a data throughput, a signal-to-noise ratio, a signal error, a data error, a retransmission request, a multipath signal, a transmission rate, and a signal strength, in connection with the first MIMO-capable portable wireless device. 12. The system of claim 2, wherein the system is operable such that the information is a function of a data throughput in connection with the first MIMO-capable portable wireless device. 13. The system of claim 2, wherein the system is operable such that the information is a function of a signal-to-noise ratio in connection with the first MIMO-capable portable wireless device. 14. The system of claim 2, wherein the system is operable such that the information is a function of a signal strength in connection with the first MIMO-capable portable wireless device. 15. The system of claim 2, wherein the system is operable such that the information is identified by receiving a report from the first MIMO-capable portable wireless device that is based on a measurement performed by the first MIMO-capable portable wireless device. 16. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component communicate via the same channel, but have at least one particular aspect that is different in connection with the same channel. 17. The system of claim 16, wherein the system is operable such that the at least one particular aspect is related to at least two of: a throughput, a signal-to-noise ratio, a signal strength, and a multipath signal, in connection with the same channel. 18. The system of claim 16, wherein the system is operable such that the at least one particular aspect is related to at least three of: a throughput, a signal-to-noise ratio, a signal strength, and a multipath signal, in connection with the same channel. 19. The system of claim 2, wherein the system is operable such that the identifying, the altering, and the transmitting result from the coordinating. 20. The system of claim 2, wherein the system is operable such that the coordination enables the altering. 21. The system of claim 2, wherein the system is operable such that the coordination enables the altering based on the information, to improve the transmission of the data in connection with the first transmission. 22. The system of claim 2, wherein the system is operable such that the altering the at least one aspect includes selecting both the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, and the same data is transmitted in connection with the first transmission to the first MIMO-capable portable wireless device via a same channel, utilizing both the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component. 23. The system of claim 22, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell. 24. The system of claim 22, wherein the system is operable such that the same data is part of the same signal. 25. The system of claim 2, wherein the system is operable, for a first part of the first transmission during a first duration, to: identify first information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;select the first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing the multiple first directional antennas of the first MIMO-capable system component. 26. The system of claim 25, wherein the system is further operable, for a second part of the first transmission during a second duration subsequent to the first duration, to: identify second information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;select the second directional antennas of the second MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing the multiple second directional antennas of the second MIMO-capable system component. 27. The system of claim 26, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell. 28. The system of claim 26, wherein the system is operable such that the first information and the second information are a function of different parts of the interference. 29. The system of claim 26, wherein the system is operable such that the first information and the second information are a function of the interference at different times. 30. The system of claim 26, wherein the system is operable such that the first data and the second data are transmitted via a same channel. 31. The system of claim 26, wherein the system is operable such that the first data and the second data are transmitted via different channels. 32. The system of claim 26, wherein the system is operable, for a third part of the first transmission during a third duration subsequent to the second duration, to: identify third information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;select both the first directional antennas of the first MIMO-capable system component and the second directional antennas of the second MIMO-capable system component, based on the third information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit multiple instances of third data in connection with the first transmission to the first MIMO-capable portable wireless device via a same channel, utilizing both the first directional antennas of the first MIMO-capable system component and the second directional antennas of the second MIMO-capable system component. 33. The system of claim 26, wherein the system is operable, for a third part of the first transmission during a third duration subsequent to the second duration, to: identify third information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;altering beamforming in connection with at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, based on the third information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit third data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing the beamforming in connection with the at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 34. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are capable of communicating with the first MIMO-capable portable wireless device utilizing the same channel with at least one different channel characteristic. 35. The system of claim 34, wherein the system is operable such that the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 36. The system of claim 34, wherein the system is operable such that the at least one different channel characteristic includes at least two of: a channel characteristic related to a throughput-related aspect, a channel characteristic related to a signal-to-noise ratio-related aspect, a channel characteristic related to a signal strength-related aspect, and a channel characteristic related to a multipath signal-related aspect, in connection with the same channel. 37. The system of claim 34, wherein the system is operable such that the at least one different channel characteristic includes at least three of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 38. The system of claim 34, wherein the system is operable such that the at least one different channel characteristic includes at least four of: a channel characteristic related to a throughput-related aspect, a channel characteristic related to a signal-to-noise ratio-related aspect, a channel characteristic related to a signal strength-related aspect, and a channel characteristic related to a multipath signal-related aspect, in connection with the same channel. 39. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell configured to operate in a packet-switched cellular network and communicate with the first MIMO-capable portable wireless device utilizing the same channel and each with at least one different channel characteristic; the third circuitry is operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, for improving the transmission of the data; the system is operable such that the information is identified by receiving a report from the first MIMO-capable portable wireless device that is a function of a measurement performed by the first MIMO-capable portable wireless device. 40. The system of claim 39, wherein the system is operable such that the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 41. The system of claim 39, wherein the system is operable such that the at least one different channel characteristic includes at least two of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 42. The system of claim 39, wherein the system is operable such that the at least one different channel characteristic includes at least three of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 43. The system of claim 2, wherein the system is operable such that the altering the at least one aspect includes selecting only one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, and the data is transmitted in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing only the selected one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 44. The system of claim 43, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell. 45. The system of claim 43, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are capable of communicating with the first MIMO-capable portable wireless device utilizing the same channel and each with at least one different channel characteristic. 46. The system of claim 45, wherein the system is operable such that the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 47. The system of claim 45, wherein the system is operable such that the at least one different channel characteristic includes at least two of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 48. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell configured to operate in a packet-switched cellular network and communicate with the first MIMO-capable portable wireless device utilizing the same channel and each with at least one different channel characteristic; the third circuitry is operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, for improving the transmission of the data; the system is operable such that the information is identified by receiving a report from the first MIMO-capable portable wireless device that is based on a measurement performed by the first MIMO-capable portable wireless device. 49. The system of claim 48, wherein the system is operable such that the at least one different channel characteristic includes at least three of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 50. The system of claim 49, wherein the system is operable such that the coordination is performed for selectively directing a beam associated with the first transmission to improve the transmission of the data. 51. The system of claim 2, wherein the system is operable such that the altering the at least one aspect includes altering beamforming in connection with at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, and the data is transmitted in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing the beamforming in connection with the at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 52. The system of claim 51, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell. 53. The system of claim 51, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are capable of communicating with the first MIMO-capable portable wireless device utilizing the same channel and each with at least one different channel characteristic. 54. The system of claim 53, wherein the system is operable such that the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 55. The system of claim 53, wherein the system is operable such that the at least one different channel characteristic includes at least two of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 56. The system of claim 53, wherein the system is operable such that the at least one different channel characteristic includes at least three of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 57. The system of claim 51, wherein the system is operable such that the beamforming involves at least one of selecting antennas or weighting. 58. The system of claim 51, wherein the system is operable, for a first part of the first transmission during a first duration, to: identify first information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a first beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, via the first beam utilizing the multiple first directional antennas of the first MIMO-capable system component; wherein the system is further operable, for a second part of the first transmission during a second duration subsequent to the first duration, to: identify second information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a second beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the first transmission to the first MIMO-capable portable wireless device, via the second beam utilizing the multiple first directional antennas of the first MIMO-capable system component. 59. The system of claim 51, wherein the system is operable, for the first transmission during a first duration, to: identify first information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a first beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, via the first beam utilizing the multiple first directional antennas of the first MIMO-capable system component; wherein the system is further operable, for a second transmission during a second duration subsequent to the first duration, to: identify second information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a second beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the second transmission to the first MIMO-capable portable wireless device, via the second beam utilizing the multiple first directional antennas of the first MIMO-capable system component. 60. The system of claim 51, wherein the system is operable, for a part of the first transmission during a first duration, to: identify first information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a first beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, via the first beam utilizing the multiple first directional antennas of the first MIMO-capable system component; wherein the system is further operable, for a part of a second transmission during the first duration, to: identify second information that is a function of the interference in connection with a second MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a second beam toward the second MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the second MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the second transmission to the second MIMO-capable portable wireless device, via the second beam utilizing the multiple first directional antennas of the first MIMO-capable system component. 61. The system of claim 51, wherein the system is operable, for a part of the first transmission during a first duration, to: identify first information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a first beam toward the first MIMO-capable portable wireless device utilizing the multiple first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, via the first beam utilizing the multiple first directional antennas of the first MIMO-capable system component; wherein the system is further operable, for a part of a second transmission during the first duration, to: identify second information that is a function of the interference in connection with a second MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;direct a second beam toward the second MIMO-capable portable wireless device utilizing the multiple second directional antennas of the second MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the second MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the second transmission to the second MIMO-capable portable wireless device, via the second beam utilizing the multiple second directional antennas of the second MIMO-capable system component. 62. The system of claim 51, wherein the system is operable such that, during another transmission separate from the first transmission, the system is operable, for a first part of the another transmission during a first duration, to: identify first information that is a function of an interference in connection with a second MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;select the first directional antennas of the first MIMO-capable system component, based on the first information that is a function of the interference identified in connection with the second MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit first data in connection with the another transmission to the second MIMO-capable portable wireless device, utilizing the multiple first directional antennas of the first MIMO-capable system component;said system is operable, during the another transmission, for a second part of the another transmission during a second duration subsequent to the first duration, to:identify second information that is a function of the interference in connection with the second MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;select the second directional antennas of the second MIMO-capable system component, based on the second information that is a function of the interference identified in connection with the second MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andtransmit second data in connection with the another transmission to the second MIMO-capable portable wireless device, utilizing the multiple second directional antennas of the second MIMO-capable system component. 63. The system of claim 51, wherein the system is operable such that, during another transmission separate from the first transmission, the altering the at least one aspect includes selecting both the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, and the same data is transmitted in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing both the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component. 64. The system of claim 2, wherein the system is operable such that the altering is performed to improve the first transmission in a packet-switched network independent of a handoff. 65. The system of claim 2, wherein the system is operable such that the first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell configured to operate in a packet-switched cellular network and communicate with the first MIMO-capable portable wireless device utilizing the same channel but each with at least one different channel characteristic; the third circuitry is operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device, for directing a beam associated with the first transmission to improve the transmission of the data; the system is operable such that the information is identified by receiving a report from the first MIMO-capable portable wireless device that is based on a measurement performed by the first MIMO-capable portable wireless device; the system is operable such that the altering the at least one aspect includes altering the beam in connection with at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component in connection with the first transmission to the first MIMO-capable portable wireless device; and the system is operable such that the data is transmitted in connection with the first transmission to the first MIMO-capable portable wireless device, via the beam in connection with the at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 66. The system of claim 65, wherein the system is operable such that the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 67. The system of claim 2, and further comprising: a third MIMO-capable system component including:a plurality of third directional antennas that are spatially diverse,at least one third radio communicatively coupled to the third directional antennas, andfourth circuitry communicatively coupled to the at least one third radio;said system operable for enabling coordination between the first MIMO-capable system component, the second MIMO-capable system component, and the third MIMO-capable system component in connection with a second transmission to a second MIMO-capable portable wireless device, said system operable for:identifying particular information that is a function of an interference in connection with the second MIMO-capable portable wireless device, utilizing all of the first MIMO-capable system component, the second MIMO-capable system component, and the third MIMO-capable system component;altering at least one aspect of the second transmission in connection with at least one of: multiple of the first directional antennas of the first MIMO-capable system component, multiple of the second directional antennas of the second MIMO-capable system component, or multiple of the third directional antennas of the third MIMO-capable system component in connection with the second transmission to the second MIMO-capable portable wireless device, based on the particular information that is a function of the interference identified in connection with the second MIMO-capable portable wireless device utilizing all of the first MIMO-capable system component, the second MIMO-capable system component, and the third MIMO-capable system component; andtransmitting particular data in connection with the second transmission to the second MIMO-capable portable wireless device, utilizing at least one of: the first MIMO-capable system component, the second MIMO-capable system component, or the third MIMO-capable system component. 68. The system of claim 2, wherein the system is operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component via the third circuitry in connection with a first reception from the first MIMO-capable portable wireless device which includes a plurality of third directional antennas that are spatially diverse, said system operable for: identifying additional information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;altering at least one aspect of the first reception in connection with at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component, based on the additional information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andreceiving additional data in connection with the first reception from the first MIMO-capable portable wireless device, utilizing at least one of: the multiple first directional antennas of the first MIMO-capable system component, or the multiple second directional antennas of the second MIMO-capable system component. 69. The system of claim 2, wherein the system is operable for enabling coordination between the first MIMO-capable system component and the second MIMO-capable system component via the third circuitry in connection with a first reception from the first MIMO-capable portable wireless device which includes a plurality of third directional antennas that are spatially diverse, said system operable for: identifying additional information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable system component and the second MIMO-capable system component;selecting both the multiple first directional antennas of the first MIMO-capable system component, and the multiple second directional antennas of the second MIMO-capable system component in connection with the first reception from the first MIMO-capable portable wireless device, based on the additional information that is a function of the interference identified in connection with the first MIMO-capable portable wireless device utilizing both the first MIMO-capable system component and the second MIMO-capable system component; andreceiving additional data in connection with the first reception from the first MIMO-capable portable wireless device, utilizing both of the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component. 70. The system of claim 2, wherein the system is operable such that the altering is performed independent of a handoff. 71. The system of claim 2, and further comprising: a third MIMO-capable system component including:a plurality of third directional antennas that are spatially diverse, andat least one third radio communicatively coupled to the third directional antennas;a fourth MIMO-capable system component including:a plurality of fourth directional antennas that are spatially diverse, andat least one fourth radio communicatively coupled to the third directional antennas;said system is operable to identify the information that is a function of the interference in connection with the first MIMO-capable portable wireless device, utilizing the first MIMO-capable system component, the second MIMO-capable system component, the third MIMO-capable system component, and the fourth MIMO-capable system component;said system is operable, for a first part of the first transmission during a first duration, to:select at least one of: the first directional antennas of the first MIMO-capable system component, or the second directional antennas of the second MIMO-capable system component, based on at least a part of the information; andtransmit first data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the first directional antennas of the first MIMO-capable system component, or the second directional antennas of the second MIMO-capable system component;said system is operable, for a second part of the first transmission during a second duration, to:select at least one of: the second directional antennas of the second MIMO-capable system component, or the third directional antennas of the third MIMO-capable system component, based on at least a part of the information; andtransmit second data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the second directional antennas of the second MIMO-capable system component, or the third directional antennas of the third MIMO-capable system component;said system is operable, for a third part of the first transmission during a third duration, to:select at least one of: the third directional antennas of the third MIMO-capable system component, or the fourth directional antennas of the fourth MIMO-capable system component, based on at least a part of the information; andtransmit third data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the third directional antennas of the third MIMO-capable system component, or the fourth directional antennas of the fourth MIMO-capable system component. 72. The system of claim 71, wherein the system is operable such that the selection of at least one of: the second directional antennas of the second MIMO-capable system component, or the third directional antennas of the third MIMO-capable system component, is performed in connection with a first handoff. 73. The system of claim 72, wherein the system is operable such that the selection of at least one of: the third directional antennas of the third MIMO-capable system component, or the fourth directional antennas of the fourth MIMO-capable system component, is performed in connection with a second handoff. 74. The system of claim 2, and further comprising the first MIMO-capable portable wireless device. 75. The system of claim 2, wherein at least one of: said first MIMO-capable system component and the second MIMO-capable system component are components of the same wireless cell;said first MIMO-capable system component includes a first radio group, and the second MIMO-capable system component includes a second radio group;said first directional antennas are MIMO antennas;said second directional antennas are MIMO antennas;said first directional antennas and the second directional reduce the effects of noise on transmission and reception;said first directional antennas exhibit temporal diversity;said second directional antennas exhibit temporal diversity;said at least one first radio is communicatively coupled to the first directional antennas via at least one switch;said at least one first radio is communicatively coupled to the first directional antennas via at least one phased array;said at least one first radio includes a single radio that is communicatively coupled to the plurality of first directional antennas;said at least one second radio is communicatively coupled to the second directional antennas via at least one switch;said at least one second radio is communicatively coupled to the second directional antennas via at least one phased array;said at least one second radio includes a single radio that is communicatively coupled to the plurality of second directional antennas;said first circuitry includes at least one controller;said second circuitry includes at least one controller;said third circuitry includes at least one processor;said system is part of a cellular network;said system is part of a WiMax network;said system includes at least one wireless cell;said identifying includes measuring;said information includes a measurement of a signal-to-noise ratio;said interference includes noise;said altering is performed by the third circuitry;said altering includes selecting both the multiple first directional antennas of the first MIMO-capable system component and the multiple second directional antennas of the second MIMO-capable system component;said altering the at least one aspect includes altering the at least one aspect in connection with only the multiple first directional antennas of the first MIMO-capable system component;said transmitting the data in connection with the first transmission to the first MIMO-capable portable wireless device includes transmitting the data utilizing the multiple first directional antennas of the first MIMO-capable system component;said first directional antennas and the second directional antennas have associated therewith a MIMO virtual sector including an area where a MIMO physical sector is to operate;said first directional antennas and the second directional antennas form MIMO virtual sectors that are capable of being selected to provide MIMO physical sectors;said first directional antennas and the second directional antennas are positioned in fixed positions to form MIMO virtual sectors that are capable of being selected to communicate using one or more MIMO physical sectors associated with the MIMO virtual sectors;said multiple first directional antennas of the first MIMO-capable system component include all of the first directional antennas of the first MIMO-capable system component, the multiple second directional antennas of the second MIMO-capable system component include all of the second directional antennas of the second MIMO-capable system component; orsaid first portable wireless device including at least one of a mobile device, a client, a computer, or a hand-held device. 76. A method, comprising: providing access to a packet-switched network including a wireless cell having: a first multiple-input-multiple-output (MIMO)-capable wireless cell component including: a plurality of first directional antennas that are spatially diverse,at least one first radio communicatively coupled to the first directional antennas, andfirst circuitry communicatively coupled to the at least one first radio;a second MIMO-capable wireless cell component including: a plurality of second directional antennas that are spatially diverse,at least one second radio communicatively coupled to the second directional antennas, andsecond circuitry communicatively coupled to the at least one second radio; andthird circuitry communicatively coupled to the first circuitry of the first MIMO-capable wireless cell component and the second circuitry of the second MIMO-capable wireless cell component, said third circuitry operable for enabling coordination between the first MIMO-capable wireless cell component and the second MIMO-capable wireless cell component for improving communication with a first MIMO-capable portable wireless device utilizing the same channel, but with each of the first MIMO-capable wireless cell component and the second MIMO-capable wireless cell component communicating with at least one different channel characteristic in connection with the same channel;identifying information that is a function of an interference in connection with the first MIMO-capable portable wireless device, utilizing both the first MIMO-capable wireless cell component and the second MIMO-capable wireless cell component;altering at least one aspect of a first transmission in connection with at least one of: multiple of the first directional antennas of the first MIMO-capable wireless cell component, or multiple of the second directional antennas of the second MIMO-capable wireless cell component, based on the information and the coordination; andtransmitting data in connection with the first transmission to the first MIMO-capable portable wireless device, utilizing at least one of: the multiple first directional antennas of the first MIMO-capable wireless cell component or the multiple second directional antennas of the second MIMO-capable wireless cell component. 77. The method of claim 76, wherein the information is identified by receiving a report from the first MIMO-capable portable wireless device that is based on a measurement performed by the first MIMO-capable portable wireless device. 78. The method of claim 76, wherein the at least one different channel characteristic includes at least one of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, or a channel characteristic that is multipath signal-related, in connection with the same channel. 79. The method of claim 76, wherein the at least one different channel characteristic includes at least two of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel. 80. The method of claim 76, wherein the at least one different channel characteristic includes at least three of: a channel characteristic that is throughput-related, a channel characteristic that is signal-to-noise ratio-related, a channel characteristic that is signal strength-related, and a channel characteristic that is multipath signal-related, in connection with the same channel.

이 특허에 인용된 특허 (370) 인용/피인용 타임라인 분석

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Walton, Jay R.; Ketchum, John W., Diversity transmission modes for MIMO OFDM communication systems.
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Walton,Jay R.; Ketchum,John W., Diversity transmission modes for MIMO OFDM communication systems.
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Smith Martin Stevens,GBX ; Jeffries Andrew William,GBX ; Ward Christopher Robert,GBX, Down link beam forming architecture for heavily overlapped beam configuration.
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Gopalakrishnan,Nandu; Hu,Teck H.; Khan,Farooq Ullah; Kogiantis,Achilles George; Monogioudis,Pantelis; Sampath,Ashwin, Downlink and uplink channel structures for downlink shared channel system.
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Sanelli,John; Saliga,Stephen V.; Theobold,David M., Dual hemisphere antenna.
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Shtrom, Victor; Kish, William; Baron, Bernard, Dual polarization antenna array with increased wireless coverage.
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Almgren Knut Magnus,SEX ; Wallstedt Yngve Kenneth,SEX, Dynamic allocation of channels in a cellular telephone system.
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Thomas E. Gorsuch ; Carlo Amalfitano ; James A. Proctor, Dynamic bandwidth allocation for multiple access communications using buffer urgency factor.
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Peele, James Calvin, Dynamic channel allocation in a sectored cell of a cellular communication system.
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Chillariga,Gopal; Kaushal,Rohit; Dharia,Bhupal Kanaiyalal; Uyehara,Lance Kazumi; Koepf,Gerhard Albert; Raack,Kevin Dean; Ghoshtagore,Ujjal Kumar, Dynamic channel allocation in multiple-access communication systems.
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Verrier, David; Plas, Patrick, Dynamic channel allocation method in a cellular radiocommunication network.
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Evans Michael W. ; Rubin Eric ; Sihlanick Mark, Dynamic channel selection in a cellular communication system.
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Medlock, Joel D.; Jha, Uma; Holmes, David M.; Chen, Andrea Y. J.; Kartheepan, Madasamy, Dynamically reconfigurable universal transmitter system.
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Medlock, Joel D.; Jha, Uma; Holmes, David M.; Chen, Andrea Y. J.; Kartheepan, Madasamy, Dynamically reconfigurable universal transmitter system.
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Medlock,Joel D.; Jha,Uma; Holmes,David M.; Chen,Andrea Y. J.; Kartheepan,Madasamy, Dynamically reconfigurable universal transmitter system.
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Parkvall, Stefan; Dahlman, Erik, Efficient radio link adaptation and base station sector selection in a radio communication system.
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Brown,Larry K., Electromagnetic shielding system.
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Feuerstein Martin J. ; Reynolds Sheila ; Li Yingjie ; Reudink Mark ; Reudink Douglas O., Embedded digital beam switching.
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Kumar, Sarath; Kuo, Wen-Yi; Rege, Kiran M., Enhanced access in wireless communication systems under rapidly fluctuating fading conditions.
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Chheda Ashvin ; Bassirat Farhad, Enhanced cellular layout for CDMA networks having six-sectored cells.
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Jia,Ming; Zhu,Peiying; Tong,Wen, Fast space-time decoding using soft demapping with table look-up.
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Sampath, Hemanth; Ji, Tingfang, Feedback to support restrictive reuse.
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Sampath, Hemanth; Ji, Tingfang, Feedback to support restrictive reuse.
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Borst Simon C. ; Grandhi Sudheer A. ; Huang Joe ; Kahn Colin L. ; Kumaran Krishnan ; Zhang Bulin B., Flexible channel allocation for a cellular system based on a hybrid measurement-based dynamic channel assignment and a reuse-distance criterion algorithm.
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Raghothaman, Balaji; Zhang, Jianzhong, Flexible rate split method for MIMO transmission.
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Clark Timothy Ian James,GBX ; Smith George David,GBX, Frequency assignment in wireless networks.
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Howard M. Sandler CA; Stuart Dean CA; Paul Astell CA, Frequency reuse in millimeter-wave point-to-multipoint radio systems.
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Zhang, Hang; Fong, Mo-Han; Ma, Jianglei; Zhu, Peiying; Tong, Wen, Handoffs and handoff selection in a wireless access network.
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Ramsdale Peter A. (Widdington GBX) Gaskell Philip S. (Shelford GBX), Handover techniques.
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Faruque Saleh, High capacity cell planning based on fractional frequency reuse.
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Huensch George D. (Aurora IL) Lien Robert L. (Batavia IL) Lind Jerol M. (Wheaton IL) MacDonald Verne H. (Elberon NJ), High density cellular mobile radio communications.
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Newman Edward M. (Nesconset NY) Lopez Alfred R. (Commack NY) Schay Gary A. (Stony Brook NY) Pedersen John F. (Northport NY), High gain antenna systems for cellular use.
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Reudink,Douglas O.; Reudink,Mark D., High speed fixed wireless voice/data systems and methods.
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Hamabe Kojiro (Tokyo JPX), High-cross correlation dynamic channel assignment for sectorized cells.
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Shtrom, Victor; Baron, Bernard, Horizontal multiple-input multiple-output wireless antennas.
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Ram, Mohan; Han, Sung-Wook; Schavey, Brett; Kunnath, Ajay; Basu, Rishikesh; Dunsbergen, Berend; Bharghavan, Vaduvur; Epstein, Joseph, Hybrid virtual cell and virtual port wireless network architecture.
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Yamaguchi, Kentoku, Image communication terminal, image communication system, and mobile station.
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Chandra Joshi ; Anthony R. Noerpel ; Gerard Stelzer ; Mohammad Soleimani ; Prabir Datta IN; Xiaoping He, Immediate channel assignment in a wireless system.
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Fein, Yaron; Peleg, Yaron, Improving the performance of a wireless CSMA-based MAC communication system using a spatially selective antenna.
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Shtrom, Victor; Milton, Darin T.; Kish, William S., Increased wireless coverage patterns.
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Robert C. Hildebrand ; James H. Chinnick CA, Increasing channel capacity of wireless local loop via polarization diversity antenna distribution scheme.
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Tarokh,Vahid; Jia,Ming; Tong,Wen; Zhu,Peiying; Ma,Jianglei, Incremental redundancy with space-time codes.
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Feuerstein Martin J., Input specific independent sector mapping.
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Jones, Jeffrey L.; Ostermiller, Dirk; Prestwich, Sy; Andrus, David, Integrated laptop antenna using two or more antennas.
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Liu, Sheng; Li, Yulin, Interface method between remote radio unit and centralized base transceiver station.
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Nakano, Etsuhiro; Ishikawa, Yoshihiro; Hata, Masafumi; Ishii, Minami; Onoe, Seizo, Interference avoidance radio communications system.
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Anderson Nefatiti ; Borst Simon C. ; Cannell Lynell E. ; Cheng Terry Si-Fong ; Chew Lindsey ; Grandhi Sudheer A. ; I Chih-Lin ; Kaufman Joseph Samuel ; Lubachevsky Boris Dmitrievich ; Narendran Balak, Interference based dynamic channel assignment.
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Black, Peter J.; Lott, Christopher G.; Attar, Rashid A.; Jou, Yu-Cheun; Ma, Jun, Interference cancellation for wireless communications.
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Black, Peter J.; Lott, Christopher G.; Attar, Rashid A.; Jou, Yu-Cheun; Ma, Jun, Interference cancellation for wireless communications.
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Black, Peter J.; Lott, Christopher G.; Attar, Rashid A.; Jou, Yu-Cheun; Ma, Jun, Interference cancellation for wireless communications.
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Larsson,Peter; Johansson,Niklas, Interference cancellation in wireless relaying networks.
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Shen Donglin ; Feuerstein Martin J., Interference control for CDMA networks using a plurality of narrow antenna beams and an estimation of the number of users/remote signals present.
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Affes, Sofi?ne; Hansen, Henrik; Mermelstein, Paul, Interference suppression in CDMA systems.
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Kommrusch ; Richard Stephen, Interleaved antenna array for use in a multiple input antenna system.
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Shah, Yogendra, Joint signal demodulation in a low and high data rate channel environment.
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Andoh Akira (Hyogo JPX), Linear-modulation type radio transmitter.
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Clarkson, Ian Vaughan Lyndon; Collings, Iain Bruce, Low complexity multi-channel modulation method and apparatus.
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Tong,Wen; Jia,Ming; Zhu,Peiying, MIMO communications.
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von der Embse, Urbain Alfred, MIMO maximum-likelihood space-time architecture.
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Kitchener, Dean; Smith, Martin; Ward, Chris, MIMO wireless communication system.
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Matsumoto, Mariko; Yoshida, Shousei, MIMO wireless communication system and method by a plurality of base stations and mobile station.
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Baker,Matthew P. J.; Moulsley,Timothy J., Measurement of channel characteristics in a communication system.
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Leung, Kin K.; Wang, Li-Chun, Method and apparatus for a high-capacity cellular network by improved sectorization and interleaved channel assignment.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C, Method and apparatus for a radio transceiver.
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Ueda Tetsuro (Tokyo JPX), Method and apparatus for adaptive channel assignment in a mobile communication system.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C, Method and apparatus for an antenna module.
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Lastinger, Roc; Spenik, John; Woodbury, Brian; Funke, Nicholas, Method and apparatus for client control of wireless communications.
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Walton, Jay R.; Wallace, Mark; Holtzman, Jack; Antonio, Franklin P., Method and apparatus for controlling transmissions of a communications system.
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Jay R. Walton ; Mark Wallace ; Jack Holtzman ; Franklin P. Antonio, Method and apparatus for controlling transmissions of a communications systems.
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Walton,J. Rodney; Wallace,Mark S.; Holtzman,Jack M.; Antonio,Franklin P., Method and apparatus for controlling uplink transmissions of a wireless communication system.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C; Funke,Nicholas, Method and apparatus for creating shape antenna radiation patterns.
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Meidan Reuven (Ramat Hasharon ILX), Method and apparatus for dynamic distribution of a communication channel load in a cellular radio communication system.
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Khayrallah,Ali S.; Cozzo,Carmela; Bottomley,Gregory E., Method and apparatus for finger placement in rake receiver.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C, Method and apparatus for high throughput multiple radio sectorized wireless cell.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C, Method and apparatus for high throughput multiple radio sectorized wireless cell.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C, Method and apparatus for high throughput multiple radio sectorized wireless cell.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C., Method and apparatus for high throughput multiple radio sectorized wireless cell.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Method and apparatus for increasing data throughput.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C., Method and apparatus for increasing data throughput.
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Narayan, Anand P.; Olson, Eric S.; Jain, Prashant; Thomas, John K., Method and apparatus for interference suppression with efficient matrix inversion in a DS-CDMA system.
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Schloemer Gerald R. (Edwards Subdivision ; P.O. Box 307 Round Lake IL 60073), Method and apparatus for making frequency channel assignment in a cellular or non-cellular radiotelephone communications.
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Mark Wallace ; Jay R. Walton ; Ahmad Jalali, Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system.
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Meihofer Eric F. ; Dehner Leo G., Method and apparatus for minimizing a probability of self-interference among neighboring wireless networks.
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Ronald L. Meyer, Method and apparatus for modeling a smart antenna in a network planning tool.
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Liu, Sheng, Method and apparatus for multi-antenna signal transmission in RF long-distance wireless BS.
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Chen, Wanshi, Method and apparatus for multi-sector transmission in a wireless communication network.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, Method and apparatus for operating a timer for processing data blocks.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, Method and apparatus for operating a timer for processing data blocks.
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Lee,Seungjoon; Narlikar,Girija J.; Wilfong,Gordon Thomas; Zhang,Yihao Lisa, Method and apparatus for scheduling data packet transmission over a multihop wireless backhaul network.
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Kin K. Leung ; Nemmara K. Shankaranarayanan ; Arty Srivastava, Method and apparatus for sector based resource allocation in a broadhand wireless communications system.
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Spenik, John; Woodbury, Brian; Lastinger, Roc; Funke, Nicholas, Method and apparatus for shaped antenna radiation patterns.
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Rappaport Stephen S. ; Jiang Hua, Method and apparatus of assigning and sharing channels in a cellular communication system.
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Dillinger, Markus; Schindler, Jurgen, Method and base station system for channel allocation in a radio communication system.
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Haartsen Jacobus C.,SEX, Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system.
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Jacobus C. Haartsen SE, Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system.
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Haartsen Jacobus C. (Staffanstorp SEX), Method and system for channel allocation using power control and mobile-assisted handover measurements.
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Halonen,Timo; Melero,Juan; Keenan,Mark, Method and system for dynamic channel assignment.
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Dohler, Mischa; Aghvami, Abdol Hamid; Said, Fatin; Ghorashi, Seyed Ali, Method and system for frequency relaying.
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Kent, Mark; Erceg, Vinko; Landau, Uri M.; Rooyen, Pieter van, Method and system for implementing a single weight (SW) single channel (SC) MIMO system with no insertion loss.
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Kent, Mark; Erceg, Vinko; Landau, Uri M.; Van Rooyen, Pieter, Method and system for implementing a single weight (SW) single channel (SC) MIMO system with no insertion loss.
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Rudolf,Marian, Method and system for improved beacon acquisition performance with time slot and antenna sector reuse.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, Method and system for performing cell selection for OFDM communications.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, Method and system for performing synchronization in OFDM systems.
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Tsatsanis, Michail; Gu, Ming; Gudmundsson, Thorkell, Method and system for providing a time equalizer for multiline transmission in communication systems.
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Hench, John J., Method and system for providing an analog front end for multiline transmission in communication systems.
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Rudolf,Marian; Dick,Stephen G.; Pietraski,Philip J., Method and system for providing channel assignment information used to support uplink and downlink channels.
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Trivedi, Akshaya A.; Ding, Yinong, Method and system for providing digital compensation and vector calibration for a base station in a wireless network.
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Tsatsanis, Michail; Kanellakopoulos, Ioannis; Erickson, Mark A.; Overby, Johan, Method and system for providing window shaping for multiline transmission in a communications system.
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Senarath, Nimal; Gage, Bill; Periyalwar, Shalini; Tong, Wen, Method and system for soft handoff in mobile broadband systems.
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Senarath, Nimal; Gage, Bill; Periyalwar, Shalini; Tong, Wen, Method and system for soft handoff in mobile broadband systems.
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Senarath, Nimal; Gage, Bill; Periyalwar, Shalini; Tong, Wen, Method and system for soft handoff in mobile broadband systems.
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Senarath, Nimal; Gage, Bill; Periyalwar, Shalini; Tong, Wen, Method and system for soft handoff in mobile broadband systems.
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Tang Yuqiang ; Djurkovic Roderick, Method and system for solving cellular communications frequency planning problem.
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Tang, Yuqiang; Djurkovic, Roderick, Method and system for solving cellular communications frequency planning problem.
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Zhang, Hang; Periyalwar, Shalini, Method and system of flow control in multi-hop wireless access networks.
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Vicharelli,Pablo A.; Boyer,Pete A., Method and techniques for penalty-based channel assignments in a cellular network.
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Saario Eija,FIX ; Salonaho Oscar,FIX, Method for channel allocation.
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Rinne Mika,FIX ; Rinne Mikko,FIX ; Salonaho Oscar,FIX, Method for channel allocation utilizing power restrictions.
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Hills, Alexander H.; Schlegel, Jon P., Method for configuring and assigning channels for a wireless network.
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Hwang,Seung Hoon; Kwon,Hyuck Chan, Method for controlling data transmission in a radio communications system.
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Herrig, Hanz Werner, Method for determining cellular radio channel assignments to minimize interference due to intermodulation products.
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Daniel Matthew Andrews ; Simon C. Borst ; Francis Dominique ; Predrag Jelenkovic ; Krishnan Kumaran ; Philip Alfred Whiting, Method for dynamically allocating carriers in a wireless packet network, with reuse of carriers.
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Doner John R., Method for frequency allocation and assignment in wireless communication systems.
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Baier,Paul Walter; J��tten,Christoph Arnold; Meurer,Michael; Qiu,Wei; Tr��ger,Hendrik, Method for transmitting information in a mimo radio communication system and radio communication system.
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Hamabe Kojiro (Tokyo JPX), Method of allocating radio channels for mobile communication system.
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Evans, David H.; Khatri, Bhavin S.; Raynes, Deborah L., Method of operating a wireless communication system.
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Kim, Sang Gook; Yoon, Young C.; Sun, Li-Hsiang; Wang, Shu, Method of transmitting data in cellular networks using cooperative relaying.
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Eric H. Jensen ; John E. Arpee, Method to characterize the prospective or actual level of interference at a point, in a sector, and throughout a cellular system.
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Chenu-Tournier, Marc; Morgand, Philippe, Method to increase the bit rate in a communication system.
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Chenu Tournier,Marc; Morgand,Philippe, Method to increase the bit rate in a communications system.
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Hottinen, Ari, Method, a device and a system for duplex communications.
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Boyer Pete A. ; Vicharelli Pablo A. ; Jennison Alan B., Methods and apparatus for assigning frequencies in a cellular network.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for channel assignment.
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Lastinger,Roc; Spenik,John; Woodbury,Brian, Methods and apparatus for channel assignment.
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Lastinger,Roc; Spenik,John; Woodbury,Brian C., Methods and apparatus for high throughput multiple radio wireless cells and networks.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for improving wireless communication by antenna polarization position.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO antenna physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO antenna physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO antenna physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO physical sectors.
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Lastinger, Roc; Spenik, John; Woodbury, Brian, Methods and apparatus for overlapping MIMO physical sectors.
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Mujtaba, Syed Aon, Methods and apparatus for wireless communication using time division duplex time-slotted CDMA.
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Proctor, Paul; Zablocky, Paul G., Methods and systems for adjusting sectors across coverage cells.
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Boyer, Pete A.; Freeman, David F.; Vicharelli, Pablo A.; Rossoni, Philip G., Methods and techniques in channel assignment in a cellular network.
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Boyer, Pete A.; Vicharelli, Pablo; Freeman, David R.; Rossoni, Philip G., Methods and techniques in channel assignment in a cellular network.
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Boyer,Pete A.; Freeman,David F.; Vicharelli,Pablo A.; Rossoni,Philip G., Methods and techniques in channel assignment in a cellular network.
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Lamba, Gagandeep Singh; Guess, Tommy; McCloud, Michael; Narayan, Anand P, Methods for estimation and interference cancellation for signal processing.
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Lamba, Gagandeep Singh; Guess, Tommy; McCloud, Michael; Narayan, Anand P.; Jain, Prashant, Methods for estimation and interference cancellation for signal processing.
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Lamba, Gagandeep Singh; Guess, Tommy; McCloud, Michael; Narayan, Anand P., Methods for estimation and interference suppression for signal processing.
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Lamba, Gagandeep Singh; Guess, Tommy; McCloud, Michael; Narayan, Anand P., Methods for estimation and interference suppression for signal processing.
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Shtrom,Victor; Kish,William S., Minimized antenna apparatus with selectable elements.
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Cunningham Marion L. (Orlando FL) Endicott John R. (Maitland FL) Freeman Lionel D. (Orlando FL), Mobile communication system and method employing frequency reuse within a geographical service area.
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Ishii Kenichi,JPX, Mobile communication system using two channel assigning schemes.
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Mizutani,Mika; Matsui,Susumu; Hirata,Tetsuhiko; Yano,Masashi, Mobile communication systems, mobile stations, base station controllers and packet data service nodes.
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Hamabe Kojiro (Tokyo JPX), Mobile radio communication system having radio zones of sector configurations and antenna selecting method employed ther.
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Fong, Mo-Han; Yu, Dong-Sheng; Nikopourdeilami, Hosein, Multi-carrier operation for wireless systems.
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Desgagne Michel,CAX ; Lachance Matthieu,CAX, Multi-full rate channel assignment for a cellular telephone system.
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Martek Gary Allen ; Reudink Douglas O. ; Elson Todd, Multi-sector pivotal antenna system and method.
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Shtrom, Victor, Multiband omnidirectional planar antenna apparatus with selectable elements.
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Shattil,Steve, Multicarrier sub-layer for direct sequence channel and multiple-access coding.
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Lau, Kam Y.; Vassiliou, Iason; Venkatraman, Mahesh, Multichannel distributed wireless repeater network.
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Tsatsanis,Michail; Erickson,Mark A.; Shah,Sunil, Multiline transmission in communication systems.
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Liu, Sheng, Multiple input/multiple output communication method based on distributed transmission sources.
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Walton, Jay R.; Wallace, Mark; Howard, Steven J., Multiple-access multiple-input multiple-output (MIMO) communication system.
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Shtrom, Victor; Baron, Bernard, Multiple-input multiple-output wireless antennas.
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Jalali, Ahmad; Walton, Jay R.; Wallace, Mark, Multiplexing of real time services and non-real time services for OFDM systems.
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Jalali, Ahmad; Walton, Jay R.; Wallace, Mark, Multiplexing of real time services and non-real time services for OFDM systems.
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Jalali, Ahmad; Walton, Jay R.; Wallace, Mark, Multiplexing of real time services and non-real time services for OFDM systems.
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Jalali, Ahmad; Walton, Jay R.; Wallace, Mark, Multiplexing of real time services and non-real time services for OFDM systems.
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Jalali, Ahmad; Walton, Jay Rodney, Multiplexing of real time services and non-real time services for OFDM systems.
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Novak, Robert; Zhang, Hang; Vrzic, Sophie; Fong, Mo-Han; Au, Kelvin Kar-Kin; Ma, Jianglei; Zhu, Pelying; Tong, Wen, Multiplexing schemes for OFDMA.
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Novak, Robert; Zhang, Hang; Vrzic, Sophie; Fong, Mo-Han; Au, Kelvin Kar-Kin; Ma, Jianglel; Zhu, Peiying; Tong, Wen, Multiplexing schemes for OFDMA.
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Eswara, Srinivas; Wilson, Keith S.; McCarthy, Michael J., Narrow beam traffic channel assignment method and apparatus.
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Handforth,Martin Ridgway; Nannra,Anoop; Stankus,John; Marcanti,Larry; Vezza,Brian, Network element for implementing scheduled high-power PTP and low-power PTMP transmissions.
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Fischer, Robert; Windpassinger, Christoph, Nonlinear precoding method for a digital broadcast channel.
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Doner John R. (Sebastian FL), Obtaining improved frequency reuse in wireless communication systems.
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Butcher Miles E. (Woodbridge GB2), Omnidirectional antenna with hollow point source feed.
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Kim, Byoung-Hoon; Flury, Manuel; Zhang, Xiaoxia, Optimal weights for MMSE space-time equalizer of multicode CDMA system.
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Shattil,Steve J, Orthogonal superposition coding for direct-sequence communications.
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Shtrom, Victor, PIN diode network for multiband RF coupling.
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Chan David Chi-Yin, Packet data transmission using dynamic channel assignment.
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Liu, Sheng, Packet transmission method for wireless signals in a wireless base station system.
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Ma, Jianglei; Zhang, Hang; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han, Preambles in OFDMA system.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen; Yu, Dong-Sheng, Soft handoff for OFDM.
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Ma, Jianglei; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han; Zhang, Hang, Soft handoff in OFDMA system.
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Ma, Jianglei; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han; Zhang, Hang, Soft handoff in OFDMA system.
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Ma, Jianglei; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han; Zhang, Hang, Soft handoff in OFDMA system.
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Ma, Jianglei; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han; Zhang, Hang, Soft handoff in OFDMA system.
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Ma, Jianglei; Tong, Wen; Jia, Ming; Zhu, Peiying; Fong, Mo-Han; Zhang, Hang, Soft handoff in OFDMA system.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design.
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Ma, Jianglei; Jia, Ming; Zhu, Peiying; Tong, Wen, System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design.
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Shtrom,Victor; Kish,William S., System and method for a minimized antenna apparatus with selectable elements.
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Shtrom,Victor; Kish,William S., System and method for an omnidirectional planar antenna apparatus with selectable elements.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Yi, Seung June; Yeo, Woon Young; Lee, So Young, System and method for avoiding stall using timer for high-speed downlink packet access system.
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Saxena,Alok; Russo,David; Wahlstrom,Don, System and method for channel assignment with adaptive modulation in wireless communications.
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Amos Tanay IL; Yuval Davidor IL, System and method for frequency planning in wireless communication networks.
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Mao Tom,CNX, System and method for frequency reuse in a four cell plan.
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McCandless, Jay, System and method for improving antenna pattern with a TE20 mode waveguide.
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O'Byrne Vincent A., System and method for increasing CDMA capacity by frequency assignment.
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Benveniste Mathilde, System and method for management of neighbor-channel interference with cellular reuse partitioning.
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Benveniste Mathilde, System and method for management of neighbor-channel interference with power control and directed channel assignment.
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Benveniste Mathilde, System and method for management of neighbor-channel interference with power control and directed channel assignment.
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Benveniste Mathilde, System and method for managing neighbor-channel interference in channelized cellular systems.
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Mintz Yaron, System and method for measuring power and bit error rate on the up-link and down-link simultaneously.
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Yegani, Parviz; Quick, Jr., Roy Franklin, System and method for priority access channel assignment in a cellular telephone system.
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Joseph Robin S. (Ste. Anne de Bellevue CAX) Houde Michael (St. Laurent CAX), System and method for providing priority access and channel assignment in a cellular telecommunication system.
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Winters,Jack H.; Chuang,Justin C.; Sollenberger,Nelson R., System and method for selecting a transmission channel in a wireless communication system that includes an adaptive array.
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Kish, William S.; Chanak, John, System and method for transmission parameter control for an antenna apparatus with selectable elements.
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Eswara Srinivas ; Carter Daniel Thomas ; McCarthy Michael John ; Periyalwar Shalini,CAX ; Wilson James Eric, System and method of integrating dynamic frequency association with channel borrowing techniques.
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Carney Ronald R. (Palm Bay FL), System for dynamically allocating channels among base stations in a wireless communication system.
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Reudink,Douglas O., Systems and methods for making channel assignments to reduce interference and increase capacity of wireless networks.
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Santraine,Arnaud; Duvaut,Patrick, Systems and methods for multistage signal detection in mimo transmissions and iterative detection of precoded OFDM.
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Narayan, Anand P.; Olson, Eric S., Systems and methods for serial cancellation.
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Mount H. Brent ; Cavasso Blaine D. ; Smith Kristen J. ; Cassanova Jeffrey P., Testing a mobile communications system.
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Desgagne Michel,CAX ; Simonsson Arne,SEX ; Karlsson Patrik,SEX ; Nagle Mairead,IEX, Traffic channel assignment in a cellular telephone system using an uplink interference driven frequency packing method.
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Eidson, Donald B.; Flores, William R., Using channel loading statistics to determine whether to search for a new channel in a wireless communication system.
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McCloud, Michael L; Nagarajan, Vijay, Variable interference cancellation technology for CDMA systems.
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Dohler, Mischa; Aghvami, Abdol Hamid; Said, Fatin; Ghorashi, Seyed Ali, Virtual antenna array.
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Hervey, Jr.,Morris Marvin; Ghoshtagore,Ujjal Kumar; Somasekhara,Archana, Virtual cell mapping in macrodiverse wireless networks with frequency hopping.
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Ishida, Akira, Wireless base station and a wireless phone.
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Ishida,Akira, Wireless base station and a wireless phone.
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Kitazawa,Daisuke; Sato,Hijin; Umeda,Narumi, Wireless communication apparatus and wireless channel assignment method.
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Lin,Huei; Wu,Nen Yen, Wireless communication device.
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Trompower Michael L., Wireless communication method and device with auxiliary receiver for selecting different channels.
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Johnson, Thomas J.; Moritz, Christopher M.; Harrison, Daniel, Wireless communication methods and systems using multiple sectored cells.
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Tong, Wen; Ma, Jianglei; Jia, Ming; Zhu, Peiying, Wireless communication methods, systems, and signal structures.
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Joseph Bobier, Wireless high-speed internet access system allowing multiple radio base stations in close confinement.
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Pasanen,Pirjo; Tirkkonen,Olav, Wireless multi-hop system with macroscopic multiplexing.
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Kapil K. Chawla ; Justin Che-I Chuang ; Xiaoxin Qiu ; Nelson Ray Sollenberger, Wireless network resource allocation.
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Lim,Jae Doeg; Kim,Jefferson, Wireless network using multiple channel assignment messages and method of operation.
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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

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[미국특허] Methods and apparatus for overlapping MIMO physical sectors 원문보기

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