TW200719612A - Method and apparatus for reliable transmit power and timing control in wireless communication - Google Patents

Method and apparatus for reliable transmit power and timing control in wireless communication

Info

Publication number
TW200719612A
TW200719612A TW095131452A TW95131452A TW200719612A TW 200719612 A TW200719612 A TW 200719612A TW 095131452 A TW095131452 A TW 095131452A TW 95131452 A TW95131452 A TW 95131452A TW 200719612 A TW200719612 A TW 200719612A
Authority
TW
Taiwan
Prior art keywords
control
control symbol
symbol
transmit power
symbols
Prior art date
Application number
TW095131452A
Other languages
English (en)
Other versions
TWI376896B (en
Inventor
Hari Sankar
Juan Montojo
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW200719612A publication Critical patent/TW200719612A/zh
Application granted granted Critical
Publication of TWI376896B publication Critical patent/TWI376896B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/362—Aspects of the step size
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
    • H04W52/56—Detection of errors of TPC bits
TW95131452A 2005-08-26 2006-08-25 Method and apparatus for reliable transmit power and timing control in wireless communication TWI376896B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71198605P 2005-08-26 2005-08-26
US11/499,412 US8948805B2 (en) 2005-08-26 2006-08-04 Method and apparatus for reliable transmit power and timing control in wireless communication

Publications (2)

Publication Number Publication Date
TW200719612A true TW200719612A (en) 2007-05-16
TWI376896B TWI376896B (en) 2012-11-11

Family

ID=37728300

Family Applications (1)

Application Number Title Priority Date Filing Date
TW95131452A TWI376896B (en) 2005-08-26 2006-08-25 Method and apparatus for reliable transmit power and timing control in wireless communication

Country Status (7)

Country Link
US (1) US8948805B2 (zh)
EP (1) EP1917731A2 (zh)
JP (3) JP4950199B2 (zh)
KR (2) KR101032559B1 (zh)
CN (1) CN101292440B (zh)
TW (1) TWI376896B (zh)
WO (1) WO2007025137A2 (zh)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1941669B (zh) * 2005-09-29 2012-07-25 上海原动力通信科技有限公司 一种下行公共导频的插入方法
US8335825B2 (en) * 2006-08-11 2012-12-18 At&T Intellectual Property I, L.P. Personal directory services with presence indication
EP1936851B1 (en) * 2006-12-18 2019-08-28 Huawei Technologies Co., Ltd. Method and apparatus for transmitting/receiving data and control information through an uplink in a wireless communication system
US7881742B2 (en) * 2007-01-31 2011-02-01 Qualcomm, Incorporated Method and apparatus for power control during DTX operation
KR101363744B1 (ko) * 2007-07-13 2014-02-21 삼성전자주식회사 무선통신 시스템에서 상향링크 제어 채널의 송수신 장치 및방법
US8331975B2 (en) * 2008-12-03 2012-12-11 Interdigital Patent Holdings, Inc. Uplink power control for distributed wireless communication
JP5426336B2 (ja) * 2009-11-26 2014-02-26 京セラ株式会社 通信システム、通信装置、及び通信の制御方法
WO2011068553A1 (en) * 2009-12-01 2011-06-09 Qualcomm Incorporated Method and apparatus of processing synchronization shift commands in td-scdma uplink synchronization
CN103369664B (zh) * 2009-12-07 2017-07-04 高通股份有限公司 在td‑scdma上行链路同步中提高同步移位命令传输效率的方法和装置
US8885614B2 (en) * 2009-12-17 2014-11-11 Qualcomm Incorporated Avoidance of synchronization oscillation in TD-SCDMA uplink synchronization
US20110222491A1 (en) * 2010-03-09 2011-09-15 Qualcomm Incorporated Method and apparatus for sending control information with enhanced coverage in a wireless network
KR101648751B1 (ko) 2010-04-02 2016-08-30 삼성전자주식회사 무선 전력 전송 제어 방법 및 장치
WO2011162521A2 (ko) * 2010-06-21 2011-12-29 엘지전자 주식회사 다중 반송파 시스템에서 상향링크 제어 채널 전송 전력 제어 방법 및 이러한 방법을 이용하는 단말
WO2012050507A1 (en) * 2010-10-12 2012-04-19 Telefonaktiebolaget L M Ericsson (Publ) Uplink power control
US9288760B2 (en) 2012-10-10 2016-03-15 Qualcomm Incorporated Method and apparatus for controlling uplink transmit power with optimum delay
CN104468433B (zh) * 2013-09-25 2018-07-20 华为技术有限公司 一种校正信号发射方法和基站
GB2523444B (en) * 2014-02-25 2016-05-18 Qualcomm Technologies Int Ltd Device authentication
KR102297167B1 (ko) * 2015-03-18 2021-09-01 에스케이플래닛 주식회사 위치 측정이 이루어지는 단말 및 그 동작 방법
US10334534B2 (en) * 2017-09-19 2019-06-25 Intel Corporation Multiuser uplink power control with user grouping

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US166884A (en) * 1875-08-17 Improvement in shade-holders
TW347616B (en) * 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
JPH09312881A (ja) 1996-05-22 1997-12-02 N T T Ido Tsushinmo Kk Ｃｄｍａ移動通信システムにおける無線回線の構成方法
JP3344897B2 (ja) 1996-06-28 2002-11-18 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ移動通信における容量制御方法
WO1999037111A1 (fr) 1998-01-16 1999-07-22 Ntt Mobile Communications Network Inc. Procede de regulation de puissance de transmission, telephone mobile, station de base et support d'enregistrement
EP0986282B1 (en) * 1998-04-17 2002-09-25 Matsushita Electric Industrial Co., Ltd. Radio communication device and method of controlling transmission rate
JP2000049663A (ja) 1998-04-17 2000-02-18 Matsushita Electric Ind Co Ltd 無線通信装置及び伝送レ―ト制御方法
US6208873B1 (en) * 1998-11-23 2001-03-27 Qualcomm Incorporated Method and apparatus for transmitting reverse link power control signals based on the probability that the power control command is in error
US6373823B1 (en) * 1999-01-28 2002-04-16 Qualcomm Incorporated Method and apparatus for controlling transmission power in a potentially transmission gated or capped communication system
US6463296B1 (en) * 1999-02-16 2002-10-08 Telefonaktiebolaget L M Ericsson (Publ) Power control in a CDMA mobile communications system
JP2000341210A (ja) 1999-05-26 2000-12-08 Sony Corp 無線通信装置および方法、並びに媒体
GB9927995D0 (en) * 1999-11-27 2000-01-26 Koninkl Philips Electronics Nv Method for conformance testing of radio communication equipment
US6683908B1 (en) * 2000-06-29 2004-01-27 Samsung Electronics Co., Ltd. RF receiver having improved signal-to-noise ratio and method of operation
US7180881B2 (en) * 2001-09-28 2007-02-20 Interdigital Technology Corporation Burst detector
US6760598B1 (en) * 2002-05-01 2004-07-06 Nokia Corporation Method, device and system for power control step size selection based on received signal quality
US8218609B2 (en) * 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US7340268B2 (en) * 2003-02-26 2008-03-04 Qualcomm Incorporated Reliability determination and combining of power control commands received in a wireless communication system
KR100981510B1 (ko) * 2003-03-08 2010-09-10 삼성전자주식회사 이동통신 시스템에서 복합 재전송 제어 장치 및 방법
US7321780B2 (en) 2003-04-30 2008-01-22 Motorola, Inc. Enhanced uplink rate selection by a communication device during soft handoff
JP2005073162A (ja) 2003-08-27 2005-03-17 Matsushita Electric Ind Co Ltd 受信装置および振幅比推定方法

Also Published As

Publication number Publication date
JP5437402B2 (ja) 2014-03-12
KR20080036239A (ko) 2008-04-25
WO2007025137A3 (en) 2007-05-10
JP2012114935A (ja) 2012-06-14
JP4950199B2 (ja) 2012-06-13
US20070054691A1 (en) 2007-03-08
CN101292440A (zh) 2008-10-22
KR101032559B1 (ko) 2011-05-06
KR20100053700A (ko) 2010-05-20
EP1917731A2 (en) 2008-05-07
JP2009508371A (ja) 2009-02-26
CN101292440B (zh) 2013-03-20
US8948805B2 (en) 2015-02-03
WO2007025137A2 (en) 2007-03-01
JP2012110010A (ja) 2012-06-07
TWI376896B (en) 2012-11-11
JP5562984B2 (ja) 2014-07-30

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees