CN105743554B - 使用信令信道的上行链路信道估计 - Google Patents

使用信令信道的上行链路信道估计 Download PDF

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Publication number
CN105743554B
CN105743554B CN201610127197.4A CN201610127197A CN105743554B CN 105743554 B CN105743554 B CN 105743554B CN 201610127197 A CN201610127197 A CN 201610127197A CN 105743554 B CN105743554 B CN 105743554B
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China
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subcarriers
antennas
pilot
data
channel
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CN201610127197.4A
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Chinese (zh)
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CN105743554A (zh
Inventor
金丙勋
杜尔加.普拉萨德.玛拉迪
徐浩
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201610127197.4A 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计 Active CN105743554B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US78458306P 2006-03-20 2006-03-20
US60/784,583 2006-03-20
CNA2007800097306A CN101427537A (zh) 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNA2007800097306A Division CN101427537A (zh) 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计

Publications (2)

Publication Number Publication Date
CN105743554A CN105743554A (zh) 2016-07-06
CN105743554B true CN105743554B (zh) 2018-11-09

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CNA2007800097306A Pending CN101427537A (zh) 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计
CN201610127197.4A Active CN105743554B (zh) 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CNA2007800097306A Pending CN101427537A (zh) 2006-03-20 2007-03-20 使用信令信道的上行链路信道估计

Country Status (8)

Country Link
EP (1) EP1997289B1 (enExample)
JP (4) JP2009530992A (enExample)
KR (1) KR100962460B1 (enExample)
CN (2) CN101427537A (enExample)
AR (1) AR061783A1 (enExample)
ES (1) ES2395547T3 (enExample)
TW (1) TWI355819B (enExample)
WO (1) WO2007109679A2 (enExample)

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JP5491412B2 (ja) * 2008-01-02 2014-05-14 インターデイジタル テクノロジー コーポレーション 協調無線通信（ｃｏｏｐｅｒａｔｉｖｅｗｉｒｅｌｅｓｓｃｏｍｍｕｎｉｃａｔｉｏｎｓ）のための方法および装置
JP5410529B2 (ja) * 2008-09-05 2014-02-05 アルカテル−ルーセント 無線アクセス・ネットワーク内のアップリンク信号伝送およびチャネル推定のための方法および装置
KR101639810B1 (ko) 2009-01-13 2016-07-25 엘지전자 주식회사 무선통신 시스템에서 사운딩 참조신호의 전송방법
KR101378108B1 (ko) * 2009-04-23 2014-04-01 인터디지탈 패튼 홀딩스, 인크 멀티캐리어 무선 통신에서의 임의 접속을 위한 방법 및 장치
US8462741B2 (en) * 2009-08-04 2013-06-11 Qualcomm Incorporated Uplink power control for multiple transmit antennas
US8699543B2 (en) 2009-08-21 2014-04-15 Blackberry Limited Transmission of information in a wireless communication system
US9814003B2 (en) 2009-11-06 2017-11-07 Blackberry Limited Transmission of information in a wireless communication system
US9474082B2 (en) * 2009-11-09 2016-10-18 Apple Inc. Method and apparatus for co-scheduling transmissions in a wireless network
JP2011188382A (ja) * 2010-03-10 2011-09-22 Nippon Telegr & Teleph Corp <Ntt> 通信方法、通信システム、基地局通信装置、及び端末通信装置
US8693558B2 (en) 2010-04-12 2014-04-08 Qualcomm Incorporated Providing delimiters for low-overhead communication in a network
CN102291834B (zh) * 2010-06-21 2016-08-24 中兴通讯股份有限公司 多输入多输出的资源调度方法和基站
KR101730685B1 (ko) * 2010-06-22 2017-04-27 엘지전자 주식회사 채널 상태 정보 전송 방법 및 장치
CN102882657B (zh) * 2011-07-15 2018-01-23 瑞典爱立信有限公司 用于上行链路秩自适应的方法、设备和系统
CN104888454B (zh) * 2014-03-03 2020-07-24 联想(北京)有限公司 一种数据处理方法及相应电子设备
US9106472B1 (en) * 2014-06-27 2015-08-11 Ibiquity Digital Corporation Channel state information (CSI) estimation and applications for in-band on-channel radio receivers
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US10425901B2 (en) * 2017-06-26 2019-09-24 Qualcomm Incorporated Uplink transmit power control during random access procedures
US12087528B2 (en) 2021-02-01 2024-09-10 Ge Infrastructure Technology Llc Enhanced switchgear monitoring and diagnostics in a protection relay

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Also Published As

Publication number Publication date
JP6181128B2 (ja) 2017-08-16
JP2016054484A (ja) 2016-04-14
TW200746680A (en) 2007-12-16
JP2009530992A (ja) 2009-08-27
EP1997289A2 (en) 2008-12-03
WO2007109679A3 (en) 2007-12-21
EP1997289B1 (en) 2012-09-12
JP2012231492A (ja) 2012-11-22
JP5619822B2 (ja) 2014-11-05
CN101427537A (zh) 2009-05-06
KR20080108553A (ko) 2008-12-15
JP2014099902A (ja) 2014-05-29
KR100962460B1 (ko) 2010-06-14
AR061783A1 (es) 2008-09-24
TWI355819B (en) 2012-01-01
CN105743554A (zh) 2016-07-06
WO2007109679A2 (en) 2007-09-27
ES2395547T3 (es) 2013-02-13

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