CN102349313A - 用于多用户mimo通信系统的改进型反馈策略 - Google Patents
用于多用户mimo通信系统的改进型反馈策略 Download PDFInfo
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- CN102349313A CN102349313A CN2010800120272A CN201080012027A CN102349313A CN 102349313 A CN102349313 A CN 102349313A CN 2010800120272 A CN2010800120272 A CN 2010800120272A CN 201080012027 A CN201080012027 A CN 201080012027A CN 102349313 A CN102349313 A CN 102349313A
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- 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
- H04B7/0452—Multi-user MIMO systems
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- 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
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- 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]
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- Computer Networks & Wireless Communication (AREA)
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Abstract
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Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US16706609P | 2009-04-06 | 2009-04-06 | |
US61/167,066 | 2009-04-06 | ||
PCT/IB2010/051089 WO2010116273A1 (en) | 2009-04-06 | 2010-03-14 | Improved feedback strategies for multi-user mimo communication systems |
Publications (2)
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CN102349313A true CN102349313A (zh) | 2012-02-08 |
CN102349313B CN102349313B (zh) | 2014-05-28 |
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CN201080012027.2A Active CN102349313B (zh) | 2009-04-06 | 2010-03-14 | 用于多用户mimo通信系统的改进型反馈策略 |
Country Status (4)
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US (1) | US8457236B2 (zh) |
EP (2) | EP3512219B1 (zh) |
CN (1) | CN102349313B (zh) |
WO (1) | WO2010116273A1 (zh) |
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EP3512219B1 (en) | 2022-05-04 |
US20100254474A1 (en) | 2010-10-07 |
EP2417780A4 (en) | 2014-12-31 |
US8457236B2 (en) | 2013-06-04 |
CN102349313B (zh) | 2014-05-28 |
EP3512219A1 (en) | 2019-07-17 |
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WO2010116273A1 (en) | 2010-10-14 |
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