HK1136413A1 - Method and apparatus for processing feedback in a wireless communication system - Google Patents
Method and apparatus for processing feedback in a wireless communication systemInfo
- Publication number
- HK1136413A1 HK1136413A1 HK10102876.3A HK10102876A HK1136413A1 HK 1136413 A1 HK1136413 A1 HK 1136413A1 HK 10102876 A HK10102876 A HK 10102876A HK 1136413 A1 HK1136413 A1 HK 1136413A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- wireless communication
- communication system
- processing feedback
- feedback
- processing
- Prior art date
Links
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
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- 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
- H04B7/0636—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
- 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
- H04B7/0641—Differential feedback
-
- 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
- H04B7/0645—Variable feedback
- H04B7/065—Variable contents, e.g. long-term or short-short
-
- 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
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]
-
- 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
- H04L25/0204—Channel estimation of multiple channels
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0246—Channel estimation channel estimation algorithms using matrix methods with factorisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86343206P | 2006-10-30 | 2006-10-30 | |
US86372006P | 2006-10-31 | 2006-10-31 | |
US87050306P | 2006-12-18 | 2006-12-18 | |
PCT/US2007/022905 WO2008054737A2 (en) | 2006-10-30 | 2007-10-30 | Method and apparatus for processing feedback in a wireless communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1136413A1 true HK1136413A1 (en) | 2010-06-25 |
Family
ID=39183104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK10102876.3A HK1136413A1 (en) | 2006-10-30 | 2010-03-18 | Method and apparatus for processing feedback in a wireless communication system |
Country Status (15)
Country | Link |
---|---|
US (3) | US8798212B2 (es) |
EP (1) | EP2090012A2 (es) |
JP (4) | JP2010508765A (es) |
KR (4) | KR20090080571A (es) |
CN (2) | CN104270181A (es) |
AR (1) | AR063543A1 (es) |
AU (1) | AU2007314377A1 (es) |
BR (1) | BRPI0716288A2 (es) |
CA (1) | CA2668247C (es) |
HK (1) | HK1136413A1 (es) |
IL (1) | IL198496A0 (es) |
MX (1) | MX2009004654A (es) |
MY (1) | MY152640A (es) |
TW (2) | TWI508478B (es) |
WO (1) | WO2008054737A2 (es) |
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TWI508478B (zh) | 2006-10-30 | 2015-11-11 | Interdigital Tech Corp | 無線發射/接收單元及用於處理在無線發射/接收單元中執行的回饋的方法 |
KR100950706B1 (ko) * | 2007-01-29 | 2010-03-31 | 삼성전자주식회사 | 다중 안테나 시스템에서 프리코딩 장치 및 방법 |
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US8432988B2 (en) * | 2008-07-02 | 2013-04-30 | Futurewei Technologies, Inc. | System and method for quantization of channel state information |
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CN102474324B (zh) * | 2009-09-25 | 2014-07-16 | 富士通株式会社 | 预编码矩阵码书生成方法和装置 |
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US8494033B2 (en) | 2010-06-15 | 2013-07-23 | Telefonaktiebolaget L M Ericsson (Publ) | Methods providing precoder feedback using multiple precoder indices and related communications devices and systems |
KR20110138742A (ko) * | 2010-06-21 | 2011-12-28 | 주식회사 팬택 | 장치의 채널정보 전송방법, 그 장치, 기지국, 그 기지국의 전송방법 |
CN103262436B (zh) * | 2011-03-16 | 2016-05-18 | 日电(中国)有限公司 | 用于波束成形的方法、发射机和接收机 |
CN103188806A (zh) * | 2011-12-31 | 2013-07-03 | 富士通株式会社 | 确定有效信道、反馈信息的装置和方法 |
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US11005541B2 (en) | 2017-11-21 | 2021-05-11 | Lg Electronics Inc. | Method for transmitting feedback information and terminal therefor |
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US11968005B2 (en) | 2019-09-12 | 2024-04-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Provision of precoder selection policy for a multi-antenna transmitter |
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KR101066151B1 (ko) | 2006-08-17 | 2011-09-20 | 인터디지탈 테크날러지 코포레이션 | Mimo 무선 통신 시스템에서 효율적인 프리코딩 피드백을 제공하기 위한 방법 및 장치 |
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-
2007
- 2007-10-26 TW TW101127520A patent/TWI508478B/zh not_active IP Right Cessation
- 2007-10-26 TW TW96140399A patent/TWI470957B/zh not_active IP Right Cessation
- 2007-10-30 US US11/928,198 patent/US8798212B2/en not_active Expired - Fee Related
- 2007-10-30 CA CA2668247A patent/CA2668247C/en not_active Expired - Fee Related
- 2007-10-30 KR KR1020097013274A patent/KR20090080571A/ko not_active Application Discontinuation
- 2007-10-30 MX MX2009004654A patent/MX2009004654A/es not_active Application Discontinuation
- 2007-10-30 CN CN201410483705.3A patent/CN104270181A/zh active Pending
- 2007-10-30 MY MYPI20091779 patent/MY152640A/en unknown
- 2007-10-30 KR KR1020147008686A patent/KR101508105B1/ko not_active IP Right Cessation
- 2007-10-30 JP JP2009535295A patent/JP2010508765A/ja active Pending
- 2007-10-30 CN CN200780040616.XA patent/CN101584145B/zh not_active Expired - Fee Related
- 2007-10-30 EP EP20070853029 patent/EP2090012A2/en not_active Withdrawn
- 2007-10-30 WO PCT/US2007/022905 patent/WO2008054737A2/en active Application Filing
- 2007-10-30 KR KR1020127018228A patent/KR101506604B1/ko not_active IP Right Cessation
- 2007-10-30 AU AU2007314377A patent/AU2007314377A1/en not_active Abandoned
- 2007-10-30 AR ARP070104805 patent/AR063543A1/es unknown
- 2007-10-30 BR BRPI0716288-0A2A patent/BRPI0716288A2/pt not_active IP Right Cessation
- 2007-10-30 KR KR20097010896A patent/KR101205604B1/ko not_active IP Right Cessation
-
2009
- 2009-04-30 IL IL198496A patent/IL198496A0/en not_active IP Right Cessation
-
2010
- 2010-03-18 HK HK10102876.3A patent/HK1136413A1/xx not_active IP Right Cessation
-
2012
- 2012-06-14 JP JP2012134960A patent/JP5715091B2/ja not_active Expired - Fee Related
-
2014
- 2014-06-27 US US14/318,495 patent/US9225400B2/en not_active Expired - Fee Related
- 2014-09-18 JP JP2014190330A patent/JP6019076B2/ja not_active Expired - Fee Related
-
2015
- 2015-12-28 US US14/981,280 patent/US20160134340A1/en not_active Abandoned
-
2016
- 2016-07-29 JP JP2016150454A patent/JP2016197914A/ja active Pending
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