CN101753188B - 多流波束赋形传输时信道的秩的估计方法、系统及装置 - Google Patents
多流波束赋形传输时信道的秩的估计方法、系统及装置 Download PDFInfo
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- CN101753188B CN101753188B CN200810240391.9A CN200810240391A CN101753188B CN 101753188 B CN101753188 B CN 101753188B CN 200810240391 A CN200810240391 A CN 200810240391A CN 101753188 B CN101753188 B CN 101753188B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 78
- 108091006146 Channels Proteins 0.000 claims description 439
- 238000011144 upstream manufacturing Methods 0.000 claims description 71
- 238000000354 decomposition reaction Methods 0.000 claims description 18
- 238000009740 moulding (composite fabrication) Methods 0.000 claims 17
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- 238000010586 diagram Methods 0.000 description 4
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- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
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- 239000011159 matrix material Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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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
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
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Claims (24)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810240391.9A CN101753188B (zh) | 2008-12-19 | 2008-12-19 | 多流波束赋形传输时信道的秩的估计方法、系统及装置 |
PCT/CN2009/075684 WO2010069264A1 (zh) | 2008-12-19 | 2009-12-17 | 信道的秩的估计方法、系统及装置 |
Applications Claiming Priority (1)
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CN200810240391.9A CN101753188B (zh) | 2008-12-19 | 2008-12-19 | 多流波束赋形传输时信道的秩的估计方法、系统及装置 |
Publications (2)
Publication Number | Publication Date |
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CN101753188A CN101753188A (zh) | 2010-06-23 |
CN101753188B true CN101753188B (zh) | 2014-04-30 |
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CN200810240391.9A Active CN101753188B (zh) | 2008-12-19 | 2008-12-19 | 多流波束赋形传输时信道的秩的估计方法、系统及装置 |
Country Status (2)
Country | Link |
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CN (1) | CN101753188B (zh) |
WO (1) | WO2010069264A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012008723A2 (en) | 2010-07-12 | 2012-01-19 | Samsung Electronics, Co., Ltd. | Apparatus and method for operating a sounding antenna switching scheme in a mobile communication system |
KR101752918B1 (ko) * | 2010-07-12 | 2017-07-03 | 삼성전자주식회사 | 이동 통신 시스템에서 사운딩 안테나 스위칭 방식 운용 장치 및 방법 |
WO2012044236A1 (en) * | 2010-10-01 | 2012-04-05 | Telefonaktiebolaget L M Ericsson (Publ) | Method and arrangement in a wireless communication system |
CN102457313A (zh) * | 2010-10-22 | 2012-05-16 | 中兴通讯股份有限公司 | 一种在时分双工中完成多用户多层波束成形的方法及装置 |
CN102013908B (zh) * | 2010-11-03 | 2014-12-10 | 中兴通讯股份有限公司 | 一种tdd系统的下行单用户多层波束成形方法和装置 |
US20140293770A1 (en) * | 2011-11-08 | 2014-10-02 | Telefonaktiebolaget L M Ericsson (Publ) | Methods for performing and controlling retransmission and apparatus thereof |
CN102438304B (zh) * | 2012-01-19 | 2015-11-25 | 大唐移动通信设备有限公司 | 一种波束赋形增益确定方法和设备 |
WO2013139261A1 (zh) * | 2012-03-19 | 2013-09-26 | 华为技术有限公司 | rank确定方法、rank发送方法及装置 |
CN103916897B (zh) * | 2012-12-31 | 2017-08-08 | 展讯通信(上海)有限公司 | 数据处理方法和数据处理装置 |
CN104081744B (zh) * | 2013-01-24 | 2017-08-04 | 华为技术有限公司 | 一种信息处理方法、设备及系统 |
CN106454957B (zh) * | 2015-08-04 | 2019-06-28 | 电信科学技术研究院 | 一种链路自适应技术中的参数确定方法和装置 |
CN107959937B (zh) * | 2016-10-17 | 2022-11-22 | 中兴通讯股份有限公司 | 传输模式的确定、数据传输方法及装置、通信系统 |
CN108365878B (zh) * | 2017-01-26 | 2021-02-05 | 华为技术有限公司 | 一种波束切换方法及相关设备 |
MX2020003147A (es) | 2017-09-30 | 2020-07-29 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Procedimiento para calcular indicador de calidad del canal (cqi), dispositivo terminal, y dispositivo de red. |
CN115882975B (zh) * | 2021-09-29 | 2024-05-24 | 中国移动通信集团山东有限公司 | 信道的调整方法、装置、网络设备和存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101174924A (zh) * | 2006-11-01 | 2008-05-07 | 大唐移动通信设备有限公司 | 一种测量空间信道秩的方法及系统 |
CN101227255A (zh) * | 2006-08-31 | 2008-07-23 | 三星电子株式会社 | 发送/接收数据的方法和装置及使用其的系统 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1542369A1 (en) * | 2003-12-09 | 2005-06-15 | STMicroelectronics N.V. | Method and system for de-interleaving of data |
CN1841985A (zh) * | 2005-03-30 | 2006-10-04 | 松下电器产业株式会社 | 多天线系统的有限反馈方法 |
CN101189800A (zh) * | 2005-06-01 | 2008-05-28 | 高通股份有限公司 | 用于列表球解码及ml mimo接收机的cqi和秩预测 |
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2008
- 2008-12-19 CN CN200810240391.9A patent/CN101753188B/zh active Active
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2009
- 2009-12-17 WO PCT/CN2009/075684 patent/WO2010069264A1/zh active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101227255A (zh) * | 2006-08-31 | 2008-07-23 | 三星电子株式会社 | 发送/接收数据的方法和装置及使用其的系统 |
CN101174924A (zh) * | 2006-11-01 | 2008-05-07 | 大唐移动通信设备有限公司 | 一种测量空间信道秩的方法及系统 |
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Publication number | Publication date |
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WO2010069264A1 (zh) | 2010-06-24 |
CN101753188A (zh) | 2010-06-23 |
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