ES2395547T3 - Estimación del canal ascendente utilizando un canal de señalización - Google Patents

Estimación del canal ascendente utilizando un canal de señalización Download PDF

Info

Publication number
ES2395547T3
ES2395547T3 ES07758928T ES07758928T ES2395547T3 ES 2395547 T3 ES2395547 T3 ES 2395547T3 ES 07758928 T ES07758928 T ES 07758928T ES 07758928 T ES07758928 T ES 07758928T ES 2395547 T3 ES2395547 T3 ES 2395547T3
Authority
ES
Spain
Prior art keywords
subcarriers
data
channel
pilot
antennas
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES07758928T
Other languages
English (en)
Spanish (es)
Inventor
Byoung-Hoon Kim
Durga Prasad Malladi
Hao Xu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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
Application granted granted Critical
Publication of ES2395547T3 publication Critical patent/ES2395547T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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)
ES07758928T 2006-03-20 2007-03-20 Estimación del canal ascendente utilizando un canal de señalización Active ES2395547T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US78458306P 2006-03-20 2006-03-20
US784583P 2006-03-20
PCT/US2007/064426 WO2007109679A2 (en) 2006-03-20 2007-03-20 Uplink channel estimation using a signaling channel

Publications (1)

Publication Number Publication Date
ES2395547T3 true ES2395547T3 (es) 2013-02-13

Family

ID=38442191

Family Applications (1)

Application Number Title Priority Date Filing Date
ES07758928T Active ES2395547T3 (es) 2006-03-20 2007-03-20 Estimación del canal ascendente utilizando un canal de señalización

Country Status (8)

Country Link
EP (1) EP1997289B1 (enExample)
JP (4) JP2009530992A (enExample)
KR (1) KR100962460B1 (enExample)
CN (2) CN105743554B (enExample)
AR (1) AR061783A1 (enExample)
ES (1) ES2395547T3 (enExample)
TW (1) TWI355819B (enExample)
WO (1) WO2007109679A2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8325671B2 (en) * 2007-09-06 2012-12-04 Qualcomm Incorporated Methods and apparatus for improved utilization of air link resources in a wireless communications system including a multi-antenna element base station
US7924803B2 (en) * 2007-11-09 2011-04-12 Mitsubishi Electric Research Labs, Inc. Antenna selection for mobile stations in OFDMA networks
EP3291459A1 (en) 2008-01-02 2018-03-07 InterDigital Technology Corporation Method and apparatus for cooperative wireless communications
EP2323275B1 (en) * 2008-09-05 2015-12-02 Alcatel Lucent Method and device for uplink signals transmission in wireless access network
KR101639810B1 (ko) 2009-01-13 2016-07-25 엘지전자 주식회사 무선통신 시스템에서 사운딩 참조신호의 전송방법
CN105050198A (zh) * 2009-04-23 2015-11-11 交互数字专利控股公司 eNB及在其中使能允许的多载波UL RACH配置集合使用的方法
US8462741B2 (en) * 2009-08-04 2013-06-11 Qualcomm Incorporated Uplink power control for multiple transmit antennas
PL3249842T3 (pl) 2009-08-21 2019-04-30 Blackberry Ltd Transmisja informacji w systemie komunikacji bezprzewodowej
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
US9326316B2 (en) 2010-04-12 2016-04-26 Qualcomm Incorporated Repeating 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
CN105721032B (zh) * 2010-06-22 2019-02-05 Lg电子株式会社 报告信道状态信息的方法和装置
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
KR101995941B1 (ko) * 2014-07-31 2019-07-03 후아웨이 테크놀러지 컴퍼니 리미티드 송신 기기 및 데이터 프레임을 송신하는 방법
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

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI97502C (fi) * 1994-05-24 1996-12-27 Nokia Telecommunications Oy Menetelmä yhteyden laadun parantamiseksi solukkoradiojärjestelmässä ja tukiasema
CA2214934C (en) * 1996-09-24 2001-10-30 At&T Corp. Method and apparatus for mobile data communication
JP2001352311A (ja) * 2000-06-07 2001-12-21 Mitsubishi Electric Corp 検波方法およびマルチキャリア受信装置
US20020111142A1 (en) * 2000-12-18 2002-08-15 Klimovitch Gleb V. System, apparatus, and method of estimating multiple-input multiple-output wireless channel with compensation for phase noise and frequency offset
US7047016B2 (en) * 2001-05-16 2006-05-16 Qualcomm, Incorporated Method and apparatus for allocating uplink resources in a multiple-input multiple-output (MIMO) communication system
US7269127B2 (en) * 2001-10-04 2007-09-11 Bae Systems Information And Electronic Systems Integration Inc. Preamble structures for single-input, single-output (SISO) and multi-input, multi-output (MIMO) communication systems
JP3796188B2 (ja) * 2002-04-09 2006-07-12 パナソニック モバイルコミュニケーションズ株式会社 Ｏｆｄｍ通信方法およびｏｆｄｍ通信装置
EP1502456B1 (en) * 2002-05-09 2014-10-08 Core Wireless Licensing S.à.r.l. Hsdpa cqi, ack, nack power offset known in node b and in srnc
KR100640470B1 (ko) * 2002-06-29 2006-10-30 삼성전자주식회사 패킷 서비스 통신 시스템에서 전송 안테나 다이버시티방식을 사용하여 데이터를 전송 장치 및 방법
US8218609B2 (en) * 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US8208364B2 (en) * 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US7986742B2 (en) * 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
JP3717913B2 (ja) * 2002-12-27 2005-11-16 三洋電機株式会社 無線装置
KR100575993B1 (ko) * 2003-08-07 2006-05-02 삼성전자주식회사 다중 송수신 안테나를 사용하는 이동통신 시스템에서 다중사용자를 위한 스케쥴링 방법 및 장치
US7298805B2 (en) * 2003-11-21 2007-11-20 Qualcomm Incorporated Multi-antenna transmission for spatial division multiple access
US7701917B2 (en) * 2004-02-05 2010-04-20 Qualcomm Incorporated Channel estimation for a wireless communication system with multiple parallel data streams
EP1724948A1 (en) * 2004-03-30 2006-11-22 Matsushita Electric Industrial Co., Ltd. Base station apparatus, mobile station apparatus, and data channel scheduling method
JP2007537651A (ja) * 2004-05-13 2007-12-20 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｍｉｍｏｏｆｄｍ無線ローカルエリアネットワークを実現するための方法及びシステム
CN100359960C (zh) * 2004-06-11 2008-01-02 华为技术有限公司 一种在正交多路频分复用系统中实现信道估计的方法
US7830976B2 (en) * 2004-07-16 2010-11-09 Qualcomm Incorporated Iterative channel and interference estimation with dedicated pilot tones for OFDMA
CN100493060C (zh) * 2004-07-27 2009-05-27 华为技术有限公司 一种通信系统时频资源的分配方法
CN1741412B (zh) * 2004-08-27 2011-06-08 清华大学 无线网络中子信道分配的方法

Also Published As

Publication number Publication date
CN105743554A (zh) 2016-07-06
TWI355819B (en) 2012-01-01
JP6181128B2 (ja) 2017-08-16
JP2009530992A (ja) 2009-08-27
WO2007109679A2 (en) 2007-09-27
KR20080108553A (ko) 2008-12-15
CN101427537A (zh) 2009-05-06
JP5619822B2 (ja) 2014-11-05
JP2012231492A (ja) 2012-11-22
EP1997289B1 (en) 2012-09-12
TW200746680A (en) 2007-12-16
KR100962460B1 (ko) 2010-06-14
EP1997289A2 (en) 2008-12-03
AR061783A1 (es) 2008-09-24
CN105743554B (zh) 2018-11-09
JP2014099902A (ja) 2014-05-29
JP2016054484A (ja) 2016-04-14
WO2007109679A3 (en) 2007-12-21

Similar Documents

Publication Publication Date Title
ES2395547T3 (es) Estimación del canal ascendente utilizando un canal de señalización
US9755807B2 (en) Uplink channel estimation using a signaling channel
US9288026B2 (en) Transmission of reference signal on non-contiguous clusters of resources
CN101584142B (zh) 移动通信系统中的控制信道的设置
ES2451840T3 (es) Estructuras piloto para ACK y CQI en un sistema de comunicación inalámbrica
ES2351621T3 (es) Retroalimentación de información de estado de canales para la planificación de entradas y salidas múltiples y de subbandas en un sistema de comunicación inalámbrica.
EP2382834B1 (en) Allocation of uplink reference signals in a mobile communication system
ES2822376T3 (es) Información de control en un sistema de comunicación inalámbrica
ES2718448T3 (es) Multiplexación para un sistema de comunicación celular de múltiples portadoras
EP2067334B1 (en) Signaling transmission with localized spreading for wireless communication
RU2554539C2 (ru) Устройство базовой станции радиосвязи и способ радиосвязи, используемые для связи с множеством несущих
KR100983958B1 (ko) 다중 반송파 시스템에서 데이터 전송 방법 및 전송기
CN102428720B (zh) 在无线通信网络中提供上行链路结构和改进的信道化方案的方法和系统
WO2018171771A1 (zh) 信令的指示方法、装置和通信节点、计算机存储介质
KR20100139112A (ko) 무선 통신 네트워크에 대한 낮은 재사용 프리앰블
JP2009527996A (ja) 無線通信のマルチプル多重化方式をサポートする方法及び装置
ES2795649T3 (es) Transmisión bajo demanda de señales piloto de enlace inverso
UA86218C2 (uk) Спосіб і пристрій і машинозчитуваний носій для забезпечення ефективної структури каналу керування в системі безпровідного зв&#39;язку
CN112436927A (zh) 侧链路传送方法和装置
CN111294298A (zh) 消除相邻小区数据传输的方法及用户设备
EP2161871B1 (en) Apparatus and method for channel scheduling in an OFDM system
ES2361517T3 (es) Señalización de transmisión y recepción en sistemas de comunicación inalámbrica.
HK1129791A (en) Uplink channel estimation using a signaling channel
HK1121880B (en) Systems and methods for ofdm channelization
HK1121880A1 (en) Systems and methods for ofdm channelization