BRPI0917002A2 - método de realimentar informação de um receptor para um transmissor, sistema de comunicação, receptor, transmissor, e, produto de programa de computador - Google Patents

método de realimentar informação de um receptor para um transmissor, sistema de comunicação, receptor, transmissor, e, produto de programa de computador

Info

Publication number
BRPI0917002A2
BRPI0917002A2 BRPI0917002A BRPI0917002A BRPI0917002A2 BR PI0917002 A2 BRPI0917002 A2 BR PI0917002A2 BR PI0917002 A BRPI0917002 A BR PI0917002A BR PI0917002 A BRPI0917002 A BR PI0917002A BR PI0917002 A2 BRPI0917002 A2 BR PI0917002A2
Authority
BR
Brazil
Prior art keywords
receiver
transmitter
computer program
communication system
program product
Prior art date
Application number
BRPI0917002A
Other languages
English (en)
Inventor
Carlo Luschi
Steve Allpress
Tarik Tabet
Original Assignee
Icera 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 Icera Inc filed Critical Icera Inc
Publication of BRPI0917002A2 publication Critical patent/BRPI0917002A2/pt

Links

Classifications

    • 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
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/026—Co-operative diversity, e.g. using fixed or mobile stations as relays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0623—Auxiliary parameters, e.g. power control [PCB] or not acknowledged commands [NACK], used as feedback information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • 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
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Radar Systems Or Details Thereof (AREA)
BRPI0917002A 2008-08-07 2009-04-15 método de realimentar informação de um receptor para um transmissor, sistema de comunicação, receptor, transmissor, e, produto de programa de computador BRPI0917002A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0814495.8A GB2467303B (en) 2008-08-07 2008-08-07 Feedback in a wireless communication system
PCT/EP2009/054460 WO2010015429A1 (en) 2008-08-07 2009-04-15 Feedback in a wireless communication system

Publications (1)

Publication Number Publication Date
BRPI0917002A2 true BRPI0917002A2 (pt) 2016-02-16

Family

ID=39767702

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0917002A BRPI0917002A2 (pt) 2008-08-07 2009-04-15 método de realimentar informação de um receptor para um transmissor, sistema de comunicação, receptor, transmissor, e, produto de programa de computador

Country Status (10)

Country Link
US (1) US8588323B2 (pt)
EP (1) EP2321921B1 (pt)
JP (1) JP2011530253A (pt)
KR (1) KR20110044773A (pt)
CN (1) CN102177673B (pt)
AT (1) ATE544257T1 (pt)
BR (1) BRPI0917002A2 (pt)
GB (1) GB2467303B (pt)
TW (1) TWI475824B (pt)
WO (1) WO2010015429A1 (pt)

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GB2467303B (en) 2008-08-07 2012-07-11 Icera Inc Feedback in a wireless communication system
US9209933B2 (en) * 2009-06-11 2015-12-08 Qualcomm Incorporated Method and apparatus for dispatching a channel quality indicator feedback in multicarrier system
EP2457336B1 (en) 2009-07-21 2020-07-08 LG Electronics Inc. Apparatus and method for transmitting channel state information in a wireless communication system
JP4889775B2 (ja) * 2009-09-28 2012-03-07 シャープ株式会社 無線通信システム、移動局装置、基地局装置、通信制御方法および制御プログラム
US8675515B2 (en) 2009-11-24 2014-03-18 Qualcomm Incorporated Elastic multiplexing for shared control channels
CN104935368B (zh) 2010-04-12 2018-07-24 Lg电子株式会社 在支持多天线的无线通信系统中的有效反馈的方法和设备
EP2560296A4 (en) 2010-04-12 2016-08-03 Lg Electronics Inc METHOD AND DEVICE FOR EFFICIENT FEEDBACK IN A WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTIPLE ANTENNAS
US8582638B2 (en) * 2010-04-30 2013-11-12 Blackberry Limited System and method for channel state feedback in carrier aggregation
CN102244566B (zh) * 2010-05-11 2014-03-12 中兴通讯股份有限公司 用于多输入多输出系统的下行传输方法和基站
JP5324526B2 (ja) * 2010-06-18 2013-10-23 シャープ株式会社 端末装置、基地局装置、通信システム、および処理方法
CN102948096A (zh) * 2010-06-21 2013-02-27 富士通株式会社 用于无线通信系统的信道状态信息反馈的方法和设备
US9106419B2 (en) 2010-08-16 2015-08-11 Qualcomm Incorporated ACK/NACK transmission for multi-carrier operation with downlink assignment index
EP2625884B1 (en) 2010-10-08 2020-07-15 BlackBerry Limited Method and apparatus for lte channel state information estimation
EP2637319B1 (en) * 2010-11-02 2017-09-06 LG Electronics Inc. Method and apparatus for efficient feedback in wireless communication system supporting multiple antennas
JP5255043B2 (ja) * 2010-11-26 2013-08-07 シャープ株式会社 端末装置、基地局装置、通信システムおよび通信方法
US9154988B2 (en) * 2010-12-06 2015-10-06 Lg Electronics Inc. Method for reporting channel state information in wireless communication system, and device therefor
US8971197B2 (en) 2011-04-01 2015-03-03 Industrial Technology Research Institute Method for reporting uplink control information and wireless communication device using the same
US10085164B2 (en) * 2011-04-28 2018-09-25 Qualcomm Incorporated System and method for managing invalid reference subframes for channel state information feedback
US9026158B1 (en) * 2011-07-13 2015-05-05 Marvell International Ltd. Systems and method for scheduling measurement gaps and on-duration intervals in wireless communication systems
WO2013048197A2 (ko) * 2011-09-28 2013-04-04 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보 보고 방법 및 장치
US9591492B2 (en) * 2011-11-08 2017-03-07 Qualcomm Incorporated User equipment, base stations, and methods allowing for handling of colliding channel state information reports
JP5717673B2 (ja) * 2012-03-01 2015-05-13 株式会社Ｎｔｔドコモ 無線通信システム、基地局、ユーザ端末、および通信制御方法
US9572059B2 (en) 2012-07-11 2017-02-14 Apple Inc. Missed rank report in dual network radio resource management
CN114257341B (zh) * 2013-05-24 2023-08-29 中兴通讯股份有限公司 信道状态信息反馈方法和终端
CN105122695B (zh) 2013-06-05 2017-04-26 Lg电子株式会社 在无线通信系统中发送信道状态信息的方法和装置
CN103731871B (zh) * 2013-12-25 2017-02-22 上海华为技术有限公司 一种信息配置方法及装置
CN107466452B (zh) * 2015-04-08 2020-07-03 Lg 电子株式会社 报告信道状态的方法及其装置
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Also Published As

Publication number Publication date
TWI475824B (zh) 2015-03-01
CN102177673B (zh) 2015-07-29
GB2467303B (en) 2012-07-11
US8588323B2 (en) 2013-11-19
GB2467303A (en) 2010-08-04
ATE544257T1 (de) 2012-02-15
WO2010015429A1 (en) 2010-02-11
KR20110044773A (ko) 2011-04-29
JP2011530253A (ja) 2011-12-15
EP2321921B1 (en) 2012-02-01
TW201008149A (en) 2010-02-16
US20110142144A1 (en) 2011-06-16
GB0814495D0 (en) 2008-09-10
EP2321921A1 (en) 2011-05-18
CN102177673A (zh) 2011-09-07

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]