CN101502021B - 按需天线反馈 - Google Patents
按需天线反馈 Download PDFInfo
- Publication number
- CN101502021B CN101502021B CN2007800295063A CN200780029506A CN101502021B CN 101502021 B CN101502021 B CN 101502021B CN 2007800295063 A CN2007800295063 A CN 2007800295063A CN 200780029506 A CN200780029506 A CN 200780029506A CN 101502021 B CN101502021 B CN 101502021B
- Authority
- CN
- China
- Prior art keywords
- receiving equipment
- feedback
- transmitter
- antenna
- data
- 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
Links
Images
Classifications
-
- 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
- H04B7/0658—Feedback reduction
- H04B7/066—Combined feedback for a number of channels, e.g. over several subcarriers like in orthogonal frequency division multiplexing [OFDM]
-
- 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
-
- 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
- H04B7/0643—Feedback on request
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (27)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/462,759 US8019287B2 (en) | 2006-08-07 | 2006-08-07 | On demand antenna feedback |
US11/462,759 | 2006-08-07 | ||
PCT/US2007/075342 WO2008019361A1 (en) | 2006-08-07 | 2007-08-07 | On demand antenna feedback |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101502021A CN101502021A (zh) | 2009-08-05 |
CN101502021B true CN101502021B (zh) | 2013-06-19 |
Family
ID=38739964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800295063A Active CN101502021B (zh) | 2006-08-07 | 2007-08-07 | 按需天线反馈 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8019287B2 (zh) |
EP (1) | EP2052467B1 (zh) |
KR (1) | KR101430274B1 (zh) |
CN (1) | CN101502021B (zh) |
ES (1) | ES2527094T3 (zh) |
WO (1) | WO2008019361A1 (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG163609A1 (en) * | 2005-10-07 | 2010-08-30 | Interdigital Tech Corp | Method and system for providing control information for supporting high speed downlink and uplink |
US20080225792A1 (en) * | 2007-03-12 | 2008-09-18 | Qualcomm Incorporated | Multiplexing of feedback channels in a wireless communication system |
NZ578806A (en) | 2007-03-19 | 2012-05-25 | Ericsson Telefon Ab L M | Using an uplink grant as trigger of first or second type of cqi report |
KR101349825B1 (ko) * | 2007-04-25 | 2014-01-10 | 엘지전자 주식회사 | 다중 입출력 시스템에서 피드백 정보를 송신하는 방법 |
WO2009022295A2 (en) * | 2007-08-13 | 2009-02-19 | Nokia Corporation | Mapping of uplink ack in tdd with asymmetric frame structure |
US20090093222A1 (en) * | 2007-10-03 | 2009-04-09 | Qualcomm Incorporated | Calibration and beamforming in a wireless communication system |
US8509160B2 (en) * | 2008-02-11 | 2013-08-13 | Apple Inc. | Method for efficient CQI feedback |
US8125974B2 (en) * | 2008-05-02 | 2012-02-28 | Wi-Lan, Inc. | Transmit emission control in a wireless transceiver |
KR101297877B1 (ko) | 2008-10-31 | 2013-08-20 | 인터디지탈 패튼 홀딩스, 인크 | 다수의 상향링크 반송파를 사용하는 무선 전송 방법 및 장치 |
CN101483909B (zh) * | 2009-02-06 | 2011-03-02 | 中兴通讯股份有限公司 | 基于多载波的反向功率控制方法 |
US8620334B2 (en) | 2009-03-13 | 2013-12-31 | Interdigital Patent Holdings, Inc. | Method and apparatus for carrier assignment, configuration and switching for multicarrier wireless communications |
US8787343B2 (en) * | 2009-11-17 | 2014-07-22 | Qualcomm Incorporated | Efficient method for determining a preferred antenna pattern |
US8548385B2 (en) | 2009-12-16 | 2013-10-01 | Intel Corporation | Device, system and method of wireless communication via multiple antenna assemblies |
WO2011085581A1 (zh) * | 2010-01-12 | 2011-07-21 | 中兴通讯股份有限公司 | 信道状态信息反馈方法和用户终端 |
US9356662B2 (en) * | 2010-04-12 | 2016-05-31 | Lg Electronics Inc. | Method and apparatus for transmitting feedback information of a terminal in a multi-node system |
US8467363B2 (en) | 2011-08-17 | 2013-06-18 | CBF Networks, Inc. | Intelligent backhaul radio and antenna system |
US8422540B1 (en) | 2012-06-21 | 2013-04-16 | CBF Networks, Inc. | Intelligent backhaul radio with zero division duplexing |
US20150349897A1 (en) * | 2012-12-27 | 2015-12-03 | Zet (USA) Inc. | Method and system for ue measurements in support of mimo ota |
EP2897409B1 (en) * | 2014-01-17 | 2020-05-27 | Sony Corporation | Method for operating a base station comprising a plurality of antennas in a wireless radio network |
EP3252964B1 (en) * | 2016-05-30 | 2019-06-26 | Sony Mobile Communications Inc. | Adjusting an antenna configuration of a terminal device in a cellular communication system |
CN110071877B (zh) | 2018-01-22 | 2021-01-29 | 华为技术有限公司 | 一种传输信息的方法和装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005062496A1 (en) * | 2003-12-22 | 2005-07-07 | Telefonaktiebolaget Lm Ericsson (Publ) | A method for determining transmit weights |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5905473A (en) * | 1997-03-31 | 1999-05-18 | Resound Corporation | Adjustable array antenna |
FI111113B (fi) * | 1999-11-18 | 2003-05-30 | Nokia Corp | Mittaustiedon välittäminen tiedonsiirtojärjestelmässä |
US7146164B2 (en) | 2000-12-20 | 2006-12-05 | Denso Corporation | Intelligent base station antenna beam-steering using mobile multipath feedback |
EP1525669A1 (en) * | 2002-05-07 | 2005-04-27 | IPR Licensing, Inc. | Antenna adaptation in a time division duplexing system |
US7047046B2 (en) * | 2003-06-19 | 2006-05-16 | Ipr Licensing, Inc. | Antenna steering for an access point based upon probe signals |
WO2005020490A1 (en) | 2003-08-13 | 2005-03-03 | Flarion Technologies, Inc. | Methods and apparatus of power control in wireless communication systems |
KR100790092B1 (ko) * | 2003-08-18 | 2007-12-31 | 삼성전자주식회사 | 다중 사용자 다중 입력 다중 출력 방식을 사용하는 무선통신 시스템에서 자원 스케쥴링 장치 및 방법 |
US20050201296A1 (en) | 2004-03-15 | 2005-09-15 | Telefonaktiebolaget Lm Ericsson (Pu | Reduced channel quality feedback |
-
2006
- 2006-08-07 US US11/462,759 patent/US8019287B2/en active Active
-
2007
- 2007-08-07 EP EP07800031.2A patent/EP2052467B1/en active Active
- 2007-08-07 ES ES07800031.2T patent/ES2527094T3/es active Active
- 2007-08-07 CN CN2007800295063A patent/CN101502021B/zh active Active
- 2007-08-07 WO PCT/US2007/075342 patent/WO2008019361A1/en active Application Filing
- 2007-08-07 KR KR1020097002541A patent/KR101430274B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005062496A1 (en) * | 2003-12-22 | 2005-07-07 | Telefonaktiebolaget Lm Ericsson (Publ) | A method for determining transmit weights |
Also Published As
Publication number | Publication date |
---|---|
US8019287B2 (en) | 2011-09-13 |
EP2052467A1 (en) | 2009-04-29 |
US20080032633A1 (en) | 2008-02-07 |
KR20090033382A (ko) | 2009-04-02 |
KR101430274B1 (ko) | 2014-08-14 |
EP2052467B1 (en) | 2014-12-17 |
CN101502021A (zh) | 2009-08-05 |
ES2527094T3 (es) | 2015-01-20 |
WO2008019361A1 (en) | 2008-02-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101502021B (zh) | 按需天线反馈 | |
CN102792606B (zh) | 开环与闭环多流传送之间的切换方法及设备 | |
CN101405965B (zh) | 下行链路资源分配和映射 | |
JP2022070889A (ja) | マルチリソースアップリンクサウンディングおよびアンテナサブセット送信 | |
CN102379091B (zh) | 用于在无线通信系统中发送信号的方法和装置 | |
CN102986275B (zh) | 非周期性探测参考信号设定方法以及基站 | |
CN101534145B (zh) | 无线基站、无线终端以及无线通信方法 | |
JP4981905B2 (ja) | 移動通信システム、基地局装置、移動局装置、および、移動通信方法 | |
CN102170336B (zh) | 在无线通信系统中用于发射反馈请求的方法和装置以及用于接收反馈请求的方法和装置 | |
CN105227266A (zh) | 传输上行控制信息的方法、用户设备和基站 | |
CN106464428A (zh) | 利用蜂窝通信网络中256qam的有效tbs表设计的系统和方法 | |
CN101971550A (zh) | 探测参考信号布置 | |
CN102611536A (zh) | 信道状态信息反馈方法和用户设备 | |
CN103430501A (zh) | 用于无线通信网络中的灵活秩自适应的方法、设备和系统 | |
CN102640446B (zh) | 用于经由多个载波的数据传送的方法和装置 | |
CN105897388A (zh) | 用于通信的方法和装置 | |
CN102332945A (zh) | 一种信息反馈方法及用户设备 | |
CN101925113A (zh) | 一种上行控制信道的传输处理方法及设备 | |
CN106464637A (zh) | 无线通信系统中指示用户设备性能的方法和装置 | |
CN102308636B (zh) | 在无线通信系统中发送反馈消息的方法和设备 | |
US11757598B2 (en) | Communications devices, infrastructure equipment and methods | |
CN102638325A (zh) | 触发非周期性上行探测参考信号发送的方法及装置 | |
CN103560816A (zh) | 下行蜂窝系统的多天线多基站合作的方法及基站 | |
US20230291444A1 (en) | Methods, radio access network node and wireless device for handling beamforming in a wireless communication network | |
CN110858798B (zh) | 用于载波聚合场景下的反馈信息发送方法及发送指示方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MOTOROLA MOBILITY, INC. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20110125 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20110125 Address after: Illinois State Applicant after: MOTOROLA MOBILITY, Inc. Address before: Illinois State Applicant before: Motorola, Inc. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20160511 Address after: California, USA Patentee after: Google Technology Holdings LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |