CN102150377B - Mimo解码的天线选择和软解映射 - Google Patents
Mimo解码的天线选择和软解映射 Download PDFInfo
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- CN102150377B CN102150377B CN200780050608.3A CN200780050608A CN102150377B CN 102150377 B CN102150377 B CN 102150377B CN 200780050608 A CN200780050608 A CN 200780050608A CN 102150377 B CN102150377 B CN 102150377B
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- antenna
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- antenna stack
- channel matrix
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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
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
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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
- H04B7/0426—Power distribution
- H04B7/0434—Power distribution using multiple eigenmodes
- H04B7/0439—Power distribution using multiple eigenmodes utilizing channel inversion
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (25)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86817606P | 2006-12-01 | 2006-12-01 | |
US60/868,176 | 2006-12-01 | ||
PCT/IB2007/003717 WO2008068582A2 (en) | 2006-12-01 | 2007-11-30 | Antenna selection and soft demapping for mimo decoding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102150377A CN102150377A (zh) | 2011-08-10 |
CN102150377B true CN102150377B (zh) | 2014-06-25 |
Family
ID=39492671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200780050608.3A Active CN102150377B (zh) | 2006-12-01 | 2007-11-30 | Mimo解码的天线选择和软解映射 |
Country Status (4)
Country | Link |
---|---|
US (4) | US8077788B2 (zh) |
EP (1) | EP2104981B1 (zh) |
CN (1) | CN102150377B (zh) |
WO (1) | WO2008068582A2 (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2063618B1 (en) * | 2007-11-21 | 2014-01-08 | Nokia Solutions and Networks Oy | Method and device for processing data and to a communication system comprising such device |
US8060811B2 (en) * | 2008-03-12 | 2011-11-15 | Redline Communications, Inc. | Low complexity optimal soft MIMO receiver |
US7733975B1 (en) * | 2008-12-31 | 2010-06-08 | Mediatek Inc. | Method for estimating phase error in MIMO OFDM communications system |
KR101670744B1 (ko) * | 2009-04-13 | 2016-11-09 | 엘지전자 주식회사 | 최적화된 랭크 3 코드북을 이용한 상향링크 신호 송수신 |
GB2471694A (en) * | 2009-07-08 | 2011-01-12 | Toshiba Res Europ Ltd | Determining receiver beam forming vectors in multi-user multiple-input multiple-output (MIMO) systems |
US8223896B2 (en) * | 2009-07-28 | 2012-07-17 | Telefonaktiebolaget L M Ericsson (Publ) | Soft bit value generation in a sequence estimator |
CN101626262B (zh) * | 2009-08-11 | 2012-12-19 | 中兴通讯股份有限公司 | 预编码矩阵选择方法及装置 |
US8204160B2 (en) * | 2009-09-28 | 2012-06-19 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for generating soft bit values |
US8923424B2 (en) * | 2010-02-23 | 2014-12-30 | Qualcomm Incorporated | Multi-term demapping for multi-channel wireless communication |
CN102137050B (zh) * | 2011-03-10 | 2013-07-31 | 大唐移动通信设备有限公司 | 一种对无线通信系统中阵列天线的数据信号进行处理的方法和设备 |
WO2013019792A2 (en) * | 2011-07-31 | 2013-02-07 | Massachusetts Institute Of Technology | Cross technology interference cancellation |
JP2013236236A (ja) * | 2012-05-08 | 2013-11-21 | Fujitsu Ltd | 量子化装置 |
JP6195667B2 (ja) * | 2013-07-30 | 2017-09-13 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいて部分アンテナアレイベースのビームフォーミングを用いたアンテナシャッフリング実行方法及びそのための装置 |
CN103595508B (zh) * | 2013-11-20 | 2017-03-29 | 上海数字电视国家工程研究中心有限公司 | 对接收符号进行定点化处理的方法及软解映射方法 |
KR20150117155A (ko) * | 2014-04-09 | 2015-10-19 | 한국전자통신연구원 | 다중입력 다중출력 통신 시스템의 연판정 검출 방법 및 장치 |
US10635909B2 (en) * | 2015-12-30 | 2020-04-28 | Texas Instruments Incorporated | Vehicle control with efficient iterative triangulation |
US10463076B2 (en) | 2016-04-11 | 2019-11-05 | Altria Client Services Llc | Electronic vaping device |
EP4091265B1 (en) | 2020-01-14 | 2023-12-06 | Sony Group Corporation | Improved internal data transfer in a multiple-antenna communication system |
US10972160B1 (en) | 2020-04-21 | 2021-04-06 | Sprint Spectrum L.P. | Wireless communications over multiple input multiple output (MIMO) layers based on backhaul link quality |
WO2022047688A1 (en) * | 2020-09-03 | 2022-03-10 | Qualcomm Incorporated | Multi-user multiple input, multiple output (mu-mimo) mode selection based on candidate mu-mimo modes |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1614906A (zh) * | 2003-11-05 | 2005-05-11 | 索尼株式会社 | 无线通信系统、无线通信方法以及无线通信设备 |
CN1717888A (zh) * | 2002-10-25 | 2006-01-04 | 高通股份有限公司 | 多个空间多路复用模式的mimo系统 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2392066B (en) * | 2002-08-16 | 2005-11-09 | Toshiba Res Europ Ltd | Equaliser apparatus and methods |
US7349496B2 (en) * | 2003-06-27 | 2008-03-25 | Nortel Networks Limited | Fast space-time decoding using soft demapping with table look-up |
FI20040182A0 (fi) * | 2004-02-06 | 2004-02-06 | Nokia Corp | Tietojenkäsittelymenetelmä, korjain ja vastaanotin |
FI20040196A0 (fi) * | 2004-02-09 | 2004-02-09 | Nokia Corp | Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa |
US7636406B2 (en) * | 2004-05-05 | 2009-12-22 | Metalink Ltd. | System and method of a MIMO transmitter / receiver |
KR100943610B1 (ko) | 2004-07-20 | 2010-02-24 | 삼성전자주식회사 | 다중 시공간 블록 부호화 방식을 사용하는 다중 입력 다중 출력 시스템에서 안테나 셔플링 정보 피드백 장치 및 방법 |
JP2006067070A (ja) | 2004-08-25 | 2006-03-09 | Fujitsu Ltd | Mimoシステム受信方法及びその装置 |
WO2006043013A1 (en) * | 2004-10-22 | 2006-04-27 | Nortel Networks Limited | Fast space-time decoding using soft demapping with table look-up |
US7602855B2 (en) * | 2005-04-01 | 2009-10-13 | Interdigital Technology Corporation | Method and apparatus for singular value decomposition of a channel matrix |
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2007
- 2007-11-30 US US11/948,675 patent/US8077788B2/en active Active
- 2007-11-30 WO PCT/IB2007/003717 patent/WO2008068582A2/en active Application Filing
- 2007-11-30 US US11/948,644 patent/US8265212B2/en active Active
- 2007-11-30 EP EP07858924.9A patent/EP2104981B1/en active Active
- 2007-11-30 CN CN200780050608.3A patent/CN102150377B/zh active Active
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2012
- 2012-08-01 US US13/564,305 patent/US8537927B2/en active Active
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2013
- 2013-09-10 US US14/022,912 patent/US8867649B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1717888A (zh) * | 2002-10-25 | 2006-01-04 | 高通股份有限公司 | 多个空间多路复用模式的mimo系统 |
CN1614906A (zh) * | 2003-11-05 | 2005-05-11 | 索尼株式会社 | 无线通信系统、无线通信方法以及无线通信设备 |
Also Published As
Publication number | Publication date |
---|---|
US20080130774A1 (en) | 2008-06-05 |
US8867649B2 (en) | 2014-10-21 |
WO2008068582A3 (en) | 2010-07-22 |
EP2104981B1 (en) | 2016-10-26 |
EP2104981A4 (en) | 2015-05-13 |
US20140016716A1 (en) | 2014-01-16 |
WO2008068582A2 (en) | 2008-06-12 |
US20080130775A1 (en) | 2008-06-05 |
US8265212B2 (en) | 2012-09-11 |
US20120294383A1 (en) | 2012-11-22 |
US8077788B2 (en) | 2011-12-13 |
CN102150377A (zh) | 2011-08-10 |
EP2104981A2 (en) | 2009-09-30 |
US8537927B2 (en) | 2013-09-17 |
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Owner name: YANXING BIDEKE CO., LTD. Free format text: FORMER OWNER: NORTEL NETWORKS LTD (CA) Effective date: 20130426 Owner name: APPLE COMPUTER, INC. Free format text: FORMER OWNER: YANXING BIDEKE CO., LTD. Effective date: 20130426 |
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