IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0788716
(2010-05-27)
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등록번호 |
US-RE45367
(2015-02-10)
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발명자
/ 주소 |
- Gorsuch, Thomas E.
- Amalfitano, Carlo
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출원인 / 주소 |
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대리인 / 주소 |
Blakely, Sokoloff, Taylor & Zafman LLP
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인용정보 |
피인용 횟수 :
0 인용 특허 :
155 |
초록
▼
A technique for integrating services digital network (ISDN) and code division multiple access (CDMA) or other digital wireless communication protocols by a technique that strips off lower protocol layers, such as layers one and two of the ISDN protocol and sending only layer three and above messages
A technique for integrating services digital network (ISDN) and code division multiple access (CDMA) or other digital wireless communication protocols by a technique that strips off lower protocol layers, such as layers one and two of the ISDN protocol and sending only layer three and above messages over a more efficient wireless protocol.
대표청구항
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1. For use with a digital communication network having a first digital communication path for coupling Integrated Services Digital Network (ISDN) communication signals with a first wireless transceiver at a first site, said first wireless transceiver being operative to conduct wireless communication
1. For use with a digital communication network having a first digital communication path for coupling Integrated Services Digital Network (ISDN) communication signals with a first wireless transceiver at a first site, said first wireless transceiver being operative to conduct wireless communications with a second wireless transceiver at a second site, a method of controlling bandwidth utilization of said network comprising the steps of: (a) in response to establishment of a communication session between said first and second sites, controlling said first wireless transceiver to appear to said first digital communication path as though the bandwidth is continuously available during said communication session for wireless communications between said first and second transceivers, irrespective of thea need to transport ISDN communication signals between said first and second sites; and(b) in the absence of said need to transport ISDN communication signals between said first and second sites, making said bandwidth available for wireless communication by another wireless transceiver of said digital communication network; andlooping back synchronizing and maintenance bits on the IDSN link to spoof an ISDN physical layer protocol. 2. A method as in claim 1 additionally comprising the step of: (c) maintaining a connection at a network layer above a data link layer by establishing a lower level connection and using radio frequency bandwidth only when required. 3. A method as in claim 1 additionally comprising the step of: looping back synchronizing and maintenance bits on the ISDN link to spoof an ISDN physical layer protocol. 4. A method as in claim 1 additionally comprising the step of: looping back an LAPD layer protocol by removing flag bits. 5. For use with a digital communication network having a first digital communication path for coupling data communication signals with a first wireless transceiver at a first site, said first wireless transceiver being operative to conduct wireless communications with a second wireless transceiver at a second site, a method of controlling wireless communication bandwidth comprising the steps of: (a) in response to establishment of a communication session between said first and second sites, controlling said first wireless transceiver to appear to said first digital communication path as though the bandwidth is continuously available during said communication session for wireless communications between said first and second transceivers, irrespective of a need to transport data communication signals between said first and second sites; and, wherein the data communication signals include layer two frames including a serial number and a frame type;(b) in the absence of said need to transport data communication signals between said first and second sites, making said bandwidth available for wireless communication by another wireless transceiver of said digital communication network;(c) combining, by at least one of the first or second transceiver sites, a plurality of bearer channels onto a single data channel, and allocating a plurality of radio channels based on a required data rate;(d) maintaining a connection at a network layer above a data link layer by establishing a lower level connection and using radio frequency bandwidth only when required; and(e) looping back a higher layer protocol by removing flag bits. 6. A method as in claim 5 additionally comprising the step of: (c) maintaining a connection at a network layer above a data link layer by establishing a lower level connection and using radio frequency bandwidth only when required. 7. A method as in claim 5 additionally comprising the step of: (d): (f) looping back synchronizing and maintenance bits on the link layer to spoof a physical layer protocol. 8. A method as in claim 6 additionally comprising the step of: (e) looping back a higher layer protocol by removing flag bits. 9. A method as in claim 5 wherein the first and second wireless transceivers use Code Division Multiple Access (CDMA) to conduct wireless communication. 10. A digital communication system comprising: a first wireless transceiver located at a first site, said first wireless transceiver being coupled to receive data communication signals from a first digital communication path, and being operative to conduct wireless communications:a second wireless transceiver located at a second site, said second wireless transceiver being operative to conduct wireless communication with said first wireless transceiver;means for establishing a communication session between said first and second sites, and for controlling said first wireless transceiver to appear to said first digital communication path as though communication bandwidth is continuously available during said communication session for wireless communication between said first and second transceivers, irrespective of a need to transport data communication signals between said first and second sites, wherein the data communication signals include layer two frames including a serial number and a frame type;means for making said bandwidth available for wireless communication by another wireless transceiver of said digital communication network, in the absence of said need to transport data communication signals between said first and second sites; andmeans for maintaining a connection at a network layer above a data link layer by establishing a lower level connection and using radio frequency bandwidth only when required, wherein at least one of the first or second wireless transceivers is operable to combine a plurality of bearer channels onto a single data channel and allocate a plurality of radio channels based on a required data rate; andmeans for looping back synchronizing and maintenance bits on the link layer to spoof a physical layer protocol. 11. A system as in claim 10 additionally comprising: means for looping back synchronizing and maintenance bits on the like layer to spoof a physical layer protocol. 12. A system as in claim 10 additionally comprising: means for looping back a higher layer protocol by removing flag bits. 13. A system as in claim 10 wherein the first and second wireless transceivers use Code Division Multiple Access (CDMA) to conduct wireless communication. 14. A method as in claim 5 further comprising: facilitating use by a code division multiple access (CDMA) transceiver of a CDMA user device of a data traffic channel and a control channel associated with a packet data communication session; and transmitting information indicative of a data rate associated with the data traffic channel on the control channel. 15. A method as in claim 5, wherein transported communication signals by at least one of the first or second transceiver sites include address information and cyclic redundancy check. 16. A method as in claim 5, wherein the data communication signals include control data, a cyclic redundancy check and data provided by layer 3. 17. A method as in claim 5, wherein at least one of the first or second transceiver sites transmits control information including channel set-up requests, channel tear-down request and channel requests. 18. A method as in claim 17, wherein the control information is transmitted over a control channel. 19. A method as in claim 5, further comprising encapsulating data for transmission in the data communication signals. 20. A method as in claim 5, further comprising storing customer class of service data in storage associated with a controller. 21. The method of claim 5 wherein the plurality of radio channels are code division multiple access (CDMA) code channels. 22. A system as in claim 10 further comprising: a controller configured to control a transceiver of a code division multiple access (CDMA) user device to facilitate use of a data traffic channel and a control channel associated with a packet data communication session and to transmit information indicative of a data rate associated with the data traffic channel on the control channel. 23. A system as in claim 10, wherein transported communication signals by at least one of the first or second transceiver sites include address information and cyclic redundancy check. 24. A system as in claim 10, wherein the data communication signals include control data, a cyclic redundancy check and data provided by layer 3. 25. A system as in claim 10, wherein at least one of the first or second transceiver sites transmits control information including channel set-up requests, channel tear-down request and channel requests. 26. A system as in claim 25, wherein the control information is transmitted over a control channel. 27. A system as in claim 10, wherein at least one of the first or second wireless transceivers is operable to encapsulate data for transmission in the data communication signals. 28. A system as in claim 10, wherein at least one of the first or second wireless transceivers is operable to store customer class of service data in a storage associated with a controller. 29. A system as in claim 10 wherein the plurality of radio channels are code division multiple access (CDMA) code channels. 30. A digital communication system comprising: a first wireless transceiver located at a first site, said first wireless transceiver to receive data communication signal from a first digital communication path, and being operative to conduct wireless communications; a second wireless transceiver located at a second site, said second wireless transceiver to conduct wireless communication with said first wireless transceiver;a controller to establish a communication session between said first and second sites, and to control said first wireless transceiver to appear to said first digital communication path as though communication bandwidth is continuously available during said communication session for wireless communication between said first and second transceivers, irrespective of a need to transport data communication signals between said first and second sites, wherein the data communication signals include layer two frames including a serial number and a frame type;a bandwidth management device to make said bandwidth available for wireless communication by another wireless transceiver of said digital communication network, in the absence of said need to transport data communication signals between said first and second sites; andthe controller to maintain a connection at a network layer above a data link layer by establishing a lower level connection and using radio frequency bandwidth only when required, to loop back a higher layer protocol and to control a transceiver of a code division multiple access (CDMA) user device to facilitate use of a data traffic channel and a control channel associated with a packet data communication session and to transmit information indicative of a data rate associated with the data traffic channel on the control channel, wherein the control channel is not adapted to carry voice or data traffic, and wherein at least one of the first or second wireless transceivers is operable to combine a plurality of bearer channels onto a single data channel and allocate a plurality of radio channels based on a required data rate. 31. A system as in claim 30, wherein transported communication signals by at least one of the first or second transceiver sites include address information and cyclic redundancy check. 32. A system as in claim 30, wherein the data communication signals include control data, a cyclic redundancy check and data provided by layer 3. 33. A system as in claim 30, wherein at least one of the first or second transceiver sites transmits control information including channel set-up requests, channel tear-down request and channel requests. 34. A system as in claim 33, wherein the control information is transmitted over a control channel. 35. A system as in claim 30, further comprising encapsulating data for transmission in the data communication signals. 36. A system as in claim 30, further comprising storing customer class of service data in storage associated with a controller. 37. The system of claim 30 wherein the plurality of radio channels are code division multiple access (CDMA) code channels.
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