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Method and system for changing forward traffic channel power allocation during soft handoff 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • H04Q-007/00
  • H04B-007/216
  • H04B-007/204
출원번호 US-0882430 (2001-06-14)
발명자 / 주소
  • Tiedemann, Jr.,Edward G.
출원인 / 주소
  • Qualcomm Incorporated
인용정보 피인용 횟수 : 14  인용 특허 : 27

초록

A system and method for adjusting forward traffic channel power allocation in a communications system, wherein signal qualities of pilot channels respectively transmitted by multiple base stations in an active set of a mobile station, are measured by the mobile station, compared to a signal quality

대표청구항

What is claimed is: 1. A method for a communications system, comprising the steps of: identifying a plurality of base stations in an Active set of a mobile station in a handoff process among said plurality of base stations; measuring at said mobile station respective signal qualities of pilots resp

이 특허에 인용된 특허 (27)

  1. Schilling Donald L. (Sands Point NY), Adaptive power control for a spread spectrum transmitter.
  2. Oberholtzer John C. (Seattle WA) Nitardy John H. (Seattle WA), Apparatus and method for controlling transmitted power in a radio network.
  3. Chen Tao, Centralized forward link power control.
  4. Henriksson Jukka (Espoo FIX), Digital radio link system and a method of adjusting the transmission power in a digital radio link system.
  5. Nakano Etsuhiro,JPX ; Nakamura Takehiro,JPX ; Ohno Koji,JPX ; Sato Takaaki,JPX, Downlink transmission power control scheme for mobile communication system using site diversity.
  6. Gilhousen Klein S. (San Diego CA) Padovani Roberto (San Diego CA) Wheatley ; III Charles E. (Del Mar CA) Weaver ; Jr. Lindsay A. (San Diego CA) Blakeney ; II Robert D. (San Diego CA), Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system.
  7. Soliman Samir S., Method and apparatus for performing soft hand-off in a wireless communication system.
  8. Ziv Noam A. ; Tiedemann ; Jr. Edward G., Method and apparatus for providing centralized power control administration for a set of base stations.
  9. Tiedemann ; Jr. Edward G., Method and system for changing forward traffic channel power allocation during soft handoff.
  10. Gilhousen Klein S. (San Diego CA) Padovani Roberto (San Diego CA) Wheatley ; III Charles E. (Del Mar CA), Method and system for providing a soft handoff in communications in a CDMA cellular telephone system.
  11. Hall Scott M. (Fort Worth TX), Method for compensating for capacity overload in a spread spectrum communication system.
  12. Hottinen Ari,FIX ; Keskitalo Ilkka,FIX ; Kiema Arto,FIX ; Jolma Petri,FIX ; Kuhn Ingo,FIX ; Savusalo Jari,FIX ; Uola Risto,FIX ; Siira Anne,GBX ; Karkkainen Ari,FIX, Method for estimating received power and a receiver.
  13. Bruckert Eugene J. ; Vilmur Richard J., Method of handing off and a wireless communication device.
  14. Takai Kenichi,JPX ; Watanabe Kyouji,JPX, Method of transmission power control in a cellular mobile communication system and apparatus thereof.
  15. Blakeney ; II Robert D. (San Diego CA) Karmi Gadi (San Diego CA) Tiedemann ; Jr. Edward G. (San Diego CA) Weaver ; Jr. Lindsay A. (San Diego CA), Mobile station assisted soft handoff in a CDMA cellular communications system.
  16. Blakeney ; II Robert D. (San Diego CA) Karmi Gadi (San Diego CA) Tiedemann ; Jr. Edward G. (San Diego CA) Weaver ; Jr. Lindsay A. (San Diego CA), Mobile station assisted soft handoff in a CDMA cellular communications system.
  17. Bruckert Eugene J. (Arlington Heights IL) Ling Fuyun (Jamaica Plain MA), Power control method for use in a communication system.
  18. Kanai Toshihito,JPX, Radio channel control apparatus used in a CDMA cellular system and capable of changing cell size.
  19. Kumar Sarath ; Kuo Wen-Yi ; Rege Kiran M., Robust CDMA soft handoff.
  20. Nakamura Takehiro,JPX ; Ohno Kouji,JPX ; Nakano Etsuhiro,JPX, Scheme for controlling transmission powers during soft handover in a CDMA mobile communication system.
  21. Cooper George R. (West Lafayette IN) Nettleton Raymond W. (West Lafayette IN), Spread spectrum apparatus for cellular mobile communication systems.
  22. Schilling Donald L. (Sands Point NY), Spread spectrum cellular handoff apparatus and method.
  23. Gilhousen Klein S. (San Diego CA) Jacobs Irwin M. (La Jolla CA) Weaver ; Jr. Lindsay A. (San Diego CA), Spread spectrum multiple access communication system using satellite or terrestrial repeaters.
  24. Gilhousen Klein S. (San Diego CA) Padovani Roberto (San Diego CA) Wheatley ; III Charles E. (Del Mar CA), Spread spectrum transmitter power control method and system.
  25. Wheatley ; III Charles E. (Del Mar CA), Transmitter power control system.
  26. Chheda Ashvin H. ; Jalali Ahmad, Wireless communication system having hand-off based upon relative pilot signal strengths.
  27. Chheda Ashvin H. ; Jalali Ahmad, Wireless communication system providing improved forward link management and method of operation.

이 특허를 인용한 특허 (14)

  1. Buot, Theodore; Wigard, Jeroen, Allocation period determination for packet data.
  2. Mark,Brian; Leu,Alexe E., Cellular network handoff decision mechanism.
  3. Peltola,Jukka, Change of frequency range in a communications system.
  4. Song, Yang; Cai, Liyu, Cooperative MIMO among base stations with low information interaction, a method and apparatus for scheduling the same.
  5. Chen, Tao; Holtzman, Jack M.; Razoumov, Leonid; Patel, Shimman; Saints, Keith; Tiedemann, Jr., Edward G., Method and apparatus for controlling transmission power while in soft handoff.
  6. Li, Patrick; Nardozza, Gregg; Pan, Victor, Method and arrangement for generating pilot beacons in wireless communication systems.
  7. Cleveland, Joseph, Method and procedure for self discovery of small office or home interior structure by means of acoustic sensing and profiling.
  8. Ketchum, John W., Method and system for increased bandwidth efficiency in multiple input—multiple output channels.
  9. Son, Yeong-Moon; Chang, Hong-Sung; Joo, Pan-Yuh; Son, Jung-Je; Cho, Jae-Weon; Lee, Mi-Hyun; Kang, Hyun-Jeong; Hong, Song-Nam; Lee, Sung-Jin; Lim, Hyoung-Kyu; Kim, Young-Ho, System and method for state synchronization between a base station and a mobile station in a mobile communication system.
  10. Son, Yeong-Moon; Chang, Hong-Sung; Joo, Pan-Yuh; Son, Jung-Je; Cho, Jae-Weon; Lee, Mi-Hyun; Kang, Hyun-Jeong; Hong, Song-Nam; Lee, Sung-Jin; Lim, Hyoung-Kyu; Kim, Young-Ho, System and method for state synchronization between a base station and a mobile station in a mobile communication system.
  11. Anderson, Nicholas William, Uplink resource allocation to control intercell interference in a wireless communication system.
  12. Anderson, Nicholas William, Uplink resource allocation to control intercell interference in a wireless communication system.
  13. Anderson, Nicholas William, Uplink resource allocation to control intercell interference in a wireless communication system.
  14. Anderson, Nicholas William, Uplink resource allocation to control intercell interference in a wireless communication system.
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