HK1138684A1 - Cqi reporting for mimo transmission in a wireless communication system mimo cqi - Google Patents
Cqi reporting for mimo transmission in a wireless communication system mimo cqiInfo
- Publication number
- HK1138684A1 HK1138684A1 HK10104583.3A HK10104583A HK1138684A1 HK 1138684 A1 HK1138684 A1 HK 1138684A1 HK 10104583 A HK10104583 A HK 10104583A HK 1138684 A1 HK1138684 A1 HK 1138684A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- cqi
- mimo
- wireless communication
- communication system
- reporting
- 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
- H04B7/06—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
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
- H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88420207P | 2007-01-09 | 2007-01-09 | |
US11/969,060 US8825099B2 (en) | 2007-01-09 | 2008-01-03 | CQI reporting for MIMO transmission in a wireless communication system |
PCT/US2008/050543 WO2008086374A1 (en) | 2007-01-09 | 2008-01-08 | Cqi reporting for mimo transmission in a wireless communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1138684A1 true HK1138684A1 (en) | 2010-08-27 |
Family
ID=39328993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK10104583.3A HK1138684A1 (en) | 2007-01-09 | 2010-05-11 | Cqi reporting for mimo transmission in a wireless communication system mimo cqi |
Country Status (11)
Country | Link |
---|---|
US (3) | US8825099B2 (ja) |
EP (1) | EP2127132B1 (ja) |
JP (1) | JP5108027B2 (ja) |
KR (1) | KR101172128B1 (ja) |
CN (1) | CN101578776B (ja) |
BR (1) | BRPI0806522B1 (ja) |
CA (2) | CA2902072C (ja) |
HK (1) | HK1138684A1 (ja) |
RU (1) | RU2420878C2 (ja) |
TW (1) | TWI352521B (ja) |
WO (1) | WO2008086374A1 (ja) |
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-
2008
- 2008-01-03 US US11/969,060 patent/US8825099B2/en active Active
- 2008-01-08 CA CA2902072A patent/CA2902072C/en active Active
- 2008-01-08 BR BRPI0806522-5A patent/BRPI0806522B1/pt active IP Right Grant
- 2008-01-08 CN CN200880001773.4A patent/CN101578776B/zh active Active
- 2008-01-08 EP EP08705778.2A patent/EP2127132B1/en active Active
- 2008-01-08 CA CA2673889A patent/CA2673889C/en active Active
- 2008-01-08 JP JP2009545648A patent/JP5108027B2/ja active Active
- 2008-01-08 KR KR1020097016642A patent/KR101172128B1/ko active IP Right Grant
- 2008-01-08 WO PCT/US2008/050543 patent/WO2008086374A1/en active Application Filing
- 2008-01-08 RU RU2009130337/09A patent/RU2420878C2/ru active
- 2008-01-09 TW TW097100930A patent/TWI352521B/zh active
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2010
- 2010-05-11 HK HK10104583.3A patent/HK1138684A1/xx unknown
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2011
- 2011-08-03 US US13/197,365 patent/US8831667B2/en active Active
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2014
- 2014-07-30 US US14/446,894 patent/US10511352B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20080188259A1 (en) | 2008-08-07 |
EP2127132A1 (en) | 2009-12-02 |
US20110286353A1 (en) | 2011-11-24 |
CA2902072A1 (en) | 2008-07-17 |
TW200838186A (en) | 2008-09-16 |
WO2008086374A1 (en) | 2008-07-17 |
CA2673889A1 (en) | 2008-07-17 |
TWI352521B (en) | 2011-11-11 |
CA2673889C (en) | 2015-11-24 |
KR20090098921A (ko) | 2009-09-17 |
CN101578776B (zh) | 2014-02-26 |
CA2902072C (en) | 2018-01-09 |
US10511352B2 (en) | 2019-12-17 |
BRPI0806522A2 (pt) | 2014-04-22 |
CN101578776A (zh) | 2009-11-11 |
JP2010516198A (ja) | 2010-05-13 |
BRPI0806522B1 (pt) | 2020-03-24 |
RU2420878C2 (ru) | 2011-06-10 |
US20140334433A1 (en) | 2014-11-13 |
US8825099B2 (en) | 2014-09-02 |
JP5108027B2 (ja) | 2012-12-26 |
EP2127132B1 (en) | 2019-10-02 |
KR101172128B1 (ko) | 2012-08-13 |
US8831667B2 (en) | 2014-09-09 |
RU2009130337A (ru) | 2011-02-20 |
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