최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0309332 (2014-06-19) |
등록번호 | US-9106286 (2015-08-11) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 6 인용 특허 : 553 |
An apparatus for generating at least one signal based on at least one aspect of at least two received signals is provided. The apparatus comprises: a diverse antennae array of M antennae, where M is greater than or equal to two; at least one multiple-input and multiple-output capable transceiver in
An apparatus for generating at least one signal based on at least one aspect of at least two received signals is provided. The apparatus comprises: a diverse antennae array of M antennae, where M is greater than or equal to two; at least one multiple-input and multiple-output capable transceiver in communication with each antenna in the diverse antennae array of M antennae; encoding circuitry capable of causing first data to be encoded; decoding circuitry capable of causing second data to be decoded; and processing capable of causing diversity combining, where the processing circuitry is in communication with the multiple-input and multiple-output capable transceiver, the encoding circuitry, and the decoding circuitry. In operation, the processing circuitry is capable of causing the apparatus to: receive at least two first signals, combine at least two of the at least first two signals, generate at least two second signals based on at least one aspect of the at least two first signals, and simultaneously transmit the at least two second signals. Additionally, the apparatus is configured such that at least one of the at least two second signals is capable of being received by a multiple-input capable node.
1. A method, comprising: wirelessly receiving, by a multiple-input multiple-output (MIMO) capable first network node, a first signal from a second network node;receiving, by the first network node, a second signal from a third network node;determining, by transceiver circuitry of the first network n
1. A method, comprising: wirelessly receiving, by a multiple-input multiple-output (MIMO) capable first network node, a first signal from a second network node;receiving, by the first network node, a second signal from a third network node;determining, by transceiver circuitry of the first network node, based at least in part on the first signal and the second signal, a first plurality of weights;wirelessly transmitting, via a first plurality of diverse antennas of the first network node, using the first plurality of weights, a third signal;determining, based at least in part on the second signal and the third signal, a second plurality of weights; andwirelessly transmitting, via a second plurality of diverse antennas of the second network node, using the second plurality of weights, a fourth signal. 2. The method of claim 1, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 3. The method of claim 1, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 4. The method of claim 1, further comprising: transmitting, by the second network node, to at least the first network node, the first signal. 5. The method of claim 1, wherein the receiving the second signal comprises receiving the second signal via a wired link. 6. The method of claim 1, wherein the receiving the second signal comprises wirelessly receiving the second signal. 7. The method of claim 1, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 8. The method of claim 1, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 9. The method of claim 1, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 10. The method of claim 1, wherein the third signal comprises a cyclic prefix. 11. The method of claim 1, wherein the determining the first plurality of weights comprises: determining interference associated with one or more signals wirelessly transmitted by the first network node and the first signal; anddetermining the first plurality of weights based at least in part on the interference. 12. The method of claim 1, wherein the determining the first plurality of weights comprises determining the first plurality of weights calculated to reduce interference associated with the first signal and the third signal. 13. The method of claim 1, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal by beamforming the third signal, wherein the beamforming is based at least in part on the first plurality of weights. 14. The method of claim 1, further comprising determining a spatial characteristic of the first signal, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on the spatial characteristic. 15. The method of claim 1, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on a channel matrix. 16. The method of claim 1, wherein the determining the first plurality of weights comprises using a minimum mean-square error (MMSE) function to substantially orthogonalize the third signal with respect to the first signal. 17. The method of claim 1, wherein the determining the first plurality of weights comprises using a fast-Fourier transform (FFT)-based least-squares function to substantially orthogonalize the third signal with respect to the first signal. 18. A method, comprising: wirelessly receiving, by a multiple-input multiple-output (MIMO) capable first network node, a first signal from a second network node;receiving, by the first network node, a second signal from a third network node;determining, by transceiver circuitry of the first network node, based at least in part on the first signal and the second signal, a first plurality of weights, wherein the determining the first plurality of weights comprises using a minimum mean-square error (MMSE) function to substantially orthogonalize a third signal with respect to the first signal; andwirelessly transmitting, via a first plurality of diverse antennas of the first network node, using the first plurality of weights, the third signal. 19. The method of claim 18, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 20. The method of claim 18, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 21. The method of claim 18, further comprising: transmitting, by the second network node, to at least the first network node, the first signal. 22. The method of claim 18, wherein the receiving the second signal comprises receiving the second signal via a wired link. 23. The method of claim 18, wherein the receiving the second signal comprises wirelessly receiving the second signal. 24. The method of claim 18, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 25. The method of claim 18, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 26. The method of claim 18, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 27. The method of claim 18, wherein the third signal comprises a cyclic prefix. 28. The method of claim 18, wherein the determining the first plurality of weights comprises: determining interference associated with one or more signals wirelessly transmitted by the first network node and the first signal; anddetermining the first plurality of weights based at least in part on the interference. 29. The method of claim 18, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal by beamforming the third signal, wherein the beamforming is based at least in part on the first plurality of weights. 30. The method of claim 18, further comprising determining a spatial characteristic of the first signal, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on the spatial characteristic. 31. The method of claim 18, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on a channel matrix. 32. A method, comprising: wirelessly receiving, by a multiple-input multiple-output (MIMO) capable first network node, a first signal from a second network node;receiving, by the first network node, a second signal from a third network node;determining, by transceiver circuitry of the first network node, based at least in part on the first signal and the second signal, a first plurality of weights, wherein the determining the first plurality of weights comprises using a fast-Fourier transform (FFT)-based least-squares function to substantially orthogonalize a third signal with respect to the first signal; andwirelessly transmitting, via a first plurality of diverse antennas of the first network node, using the first plurality of weights, the third signal. 33. The method of claim 32, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 34. The method of claim 32, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 35. The method of claim 32, further comprising: transmitting, by the second network node, to at least the first network node, the first signal. 36. The method of claim 32, wherein the receiving the second signal comprises receiving the second signal via a wired link. 37. The method of claim 32, wherein the receiving the second signal comprises wirelessly receiving the second signal. 38. The method of claim 32, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 39. The method of claim 32, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 40. The method of claim 32, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 41. The method of claim 32, wherein the third signal comprises a cyclic prefix. 42. The method of claim 32, wherein the determining the first plurality of weights comprises: determining interference associated with one or more signals wirelessly transmitted by the first network node and the first signal; anddetermining the first plurality of weights based at least in part on the interference. 43. The method of claim 32, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal by beamforming the third signal, wherein the beamforming is based at least in part on the first plurality of weights. 44. The method of claim 32, further comprising determining a spatial characteristic of the first signal, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on the spatial characteristic. 45. The method of claim 32, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on a channel matrix. 46. A method, comprising: wirelessly receiving, via a first plurality of diverse antennas of a first network node, a first signal from a second network node and a second signal from a third network node;determining, by transceiver circuitry of the first network node, based at least in part on the first signal and the second signal, a first plurality of weights, wherein the determining the first plurality of weights comprises using a minimum mean-square error (MMSE) function to substantially orthogonalize a third signal with respect to the first signal;applying the first plurality of weights to the third signal; andwirelessly transmitting the third signal as a multiple-input multiple-output (MIMO) transmission via the first plurality of diverse antennas. 47. The method of claim 46, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 48. The method of claim 46, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 49. The method of claim 46, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 50. The method of claim 46, further comprising: transmitting, by the second network node, to at least the first network node, the first signal. 51. The method of claim 46, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 52. The method of claim 46, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 53. The method of claim 46, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 54. The method of claim 46, wherein the third signal comprises a cyclic prefix. 55. A method, comprising: wirelessly receiving, via a first plurality of diverse antennas of a first network node, a first signal from a second network node and a second signal from a third network node;determining, by transceiver circuitry of the first network node, based at least in part on the first signal and the second signal, a first plurality of weights, wherein the determining the first plurality of weights comprises using a fast-Fourier transform (FFT)-based least-squares function to substantially orthogonalize a third signal with respect to the first signal;applying the first plurality of weights to the third signal; andwirelessly transmitting the third signal as a multiple-input multiple-output (MIMO) transmission via the first plurality of diverse antennas. 56. The method of claim 55, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 57. The method of claim 55, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 58. The method of claim 55, further comprising: transmitting, by the second network node, to at least the first network node, the first signal. 59. The method of claim 55, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 60. The method of claim 55, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 61. The method of claim 55, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 62. The method of claim 55, wherein the third signal comprises a cyclic prefix. 63. A method, comprising: wirelessly transmitting a first signal, via a first plurality of diverse antennas of a first network node, at a first power level that is based on a first determination of interference associated with wireless transmissions of the first network node and a second network node associated with a second plurality of diverse antennas,wirelessly receiving, via the second plurality of diverse antennas of the second network node, the first signal from the first network node and a second signal from a third network node;determining, by transceiver circuitry of the second network node, based at least in part on the first signal and the second signal, a first plurality of weights;applying the first plurality of weights to a third signal; andwirelessly transmitting the third signal as a multiple-input multiple-output (MIMO) transmission, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal, via the second plurality of diverse antennas of the second network node, at a second power level that is based on a second determination of interference associated with wireless transmissions of the first network node and the second network node. 64. The method of claim 63, wherein the determining the first plurality of weights comprises using a minimum mean-square error (MMSE) function to substantially orthogonalize the third signal with respect to the first signal. 65. The method of claim 63, wherein the determining the first plurality of weights comprises using a fast-Fourier transform (FFT)-based least-squares function to substantially orthogonalize the third signal with respect to the first signal. 66. The method of claim 63, wherein the wirelessly transmitting the third signal comprises wirelessly transmitting the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 67. The method of claim 63, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 68. The method of claim 63, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 69. The method of claim 63, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 70. The method of claim 63, wherein the wirelessly transmitting the third signal comprises using the first plurality of weights to perform route-diverse wireless transmission of the third signal. 71. The method of claim 63, wherein the third signal comprises a cyclic prefix. 72. The method of claim 63, wherein the determining the first plurality of weights comprises: determining interference associated with one or more signals wirelessly transmitted by the first network node and the first signal; anddetermining the first plurality of weights based at least in part on the interference. 73. The method of claim 63, wherein the determining the first plurality of weights comprises determining the first plurality of weights calculated to reduce interference associated with the first signal and the third signal. 74. The method of claim 63, further comprising determining a spatial characteristic of the first signal, wherein the determining the first plurality of weights comprises determining the first plurality of weights based at least in part on the spatial characteristic. 75. A system, comprising: a first network node comprising first transceiver circuitry and a first plurality of diverse antennas; anda second network node comprising second transceiver circuitry and a second plurality of diverse antennas, wherein the second transceiver circuitry is configured to transmit a first signal via the second plurality of diverse antennas,wherein the first transceiver circuitry of the first network node is configured to: receive, via the first plurality of diverse antennas, the first signal from the second network node and a second signal from a third network node;determine, based at least in part on the first signal and the second signal, a first plurality of weights;apply the first plurality of weights to a third signal; andtransmit, via the first plurality of diverse antennas, the third signal as a multiple-input multiple-output (MIMO) transmission, andwherein the second transceiver circuitry of the second network node is configured to: receive, via the second plurality of diverse antennas, the second signal;determine, based at least in part on the second signal, a second plurality of weights;apply the second plurality of weights to a fourth signal; andtransmit, via the second plurality of diverse antennas, the fourth signal as a multiple-input multiple-output (MIMO) transmission. 76. The system of claim 75, further comprising a wired link that communicatively couples the first network node and the second network node, wherein the first transceiver circuitry is configured to determine the first plurality of weights based also at least in part on data received via the wired link. 77. The system of claim 75, further comprising a network communicatively coupled to the first network node, wherein the first network node is configured to generate the third signal based at least in part on data received from the network. 78. The system of claim 77, wherein the network comprises a landline telephone network. 79. The system of claim 75, wherein the first transceiver circuitry is configured to determine values of the first plurality of weights that mitigate interference associated with the first signal and the third signal. 80. The system of claim 75, wherein the first transceiver circuitry is configured to determine the first plurality of weights by using a minimum mean-square error (MMSE) function to substantially orthogonalize the third signal with respect to the first signal. 81. The system of claim 75, wherein the first transceiver circuitry is configured to determine the first plurality of weights by using a fast-Fourier transform (FFT)-based least-squares function to substantially orthogonalize the third signal with respect to the first signal. 82. The system of claim 75, wherein the first transceiver circuitry is configured to wirelessly transmit the third signal as an orthogonal frequency division multiple-access (FDMA) MIMO transmission. 83. The system of claim 75, wherein the first plurality of diverse antennas comprises a plurality of spatially diverse antennas. 84. The system of claim 75, wherein the first transceiver circuitry is configured to use the first plurality of weights to perform channel-based directive wireless transmission of the third signal. 85. The system of claim 75, wherein the first transceiver circuitry is configured to use the first plurality of weights to perform channel-based retrodirective wireless transmission of the third signal. 86. The system of claim 75, wherein the first transceiver circuitry is configured to use the first plurality of weights to perform route-diverse wireless transmission of the third signal. 87. The system of claim 75, wherein the third signal comprises a cyclic prefix. 88. The system of claim 75, wherein the first transceiver circuitry is further configured to: determine interference associated with one or more signals wirelessly transmitted by the first network node and the first signal; anddetermine the first plurality of weights based at least in part on the interference. 89. The system of claim 75, wherein the first transceiver circuitry is configured to determine the first plurality of weights calculated to reduce interference associated with the first signal and the third signal. 90. The system of claim 75, wherein the first transceiver circuitry is configured to determine the first plurality of weights based at least in part on a spatial characteristic of the first signal.
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