CN102084612A - 多天线系统中信道状态信息的多层量化 - Google Patents
多天线系统中信道状态信息的多层量化 Download PDFInfo
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- CN102084612A CN102084612A CN2008801101375A CN200880110137A CN102084612A CN 102084612 A CN102084612 A CN 102084612A CN 2008801101375 A CN2008801101375 A CN 2008801101375A CN 200880110137 A CN200880110137 A CN 200880110137A CN 102084612 A CN102084612 A CN 102084612A
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- 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
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- H—ELECTRICITY
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- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
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- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
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- 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
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- 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
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Abstract
Description
Claims (21)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/852,240 US8036282B2 (en) | 2007-09-07 | 2007-09-07 | Multi-tiered quantization of channel state information in multiple antenna systems |
US11/852,240 | 2007-09-07 | ||
PCT/CA2008/001570 WO2009030036A1 (en) | 2007-09-07 | 2008-09-05 | Multi-tiered quantization of channel state information in multiple antenna systems |
Publications (2)
Publication Number | Publication Date |
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CN102084612A true CN102084612A (zh) | 2011-06-01 |
CN102084612B CN102084612B (zh) | 2015-07-22 |
Family
ID=40428399
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Application Number | Title | Priority Date | Filing Date |
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CN200880110137.5A Active CN102084612B (zh) | 2007-09-07 | 2008-09-05 | 多天线系统中信道状态信息的多层量化 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8036282B2 (zh) |
EP (3) | EP3826200B1 (zh) |
CN (1) | CN102084612B (zh) |
CA (2) | CA2893295C (zh) |
HU (1) | HUE060441T2 (zh) |
WO (1) | WO2009030036A1 (zh) |
Cited By (2)
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CN103178888A (zh) * | 2011-12-23 | 2013-06-26 | 华为技术有限公司 | 一种反馈信道状态信息的方法及装置 |
CN106537977A (zh) * | 2014-07-22 | 2017-03-22 | 高通股份有限公司 | 超可靠链路设计 |
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US8009778B2 (en) | 2007-09-07 | 2011-08-30 | Tr Technologies Inc. | Quantized channel state information prediction in multiple antenna systems |
US8234546B2 (en) | 2008-04-21 | 2012-07-31 | Wi-Lan, Inc. | Mitigation of transmission errors of quantized channel state information feedback in multi antenna systems |
WO2009153773A1 (en) | 2008-06-19 | 2009-12-23 | Marvell Israel (Misl) Ltd. | Balancing capacity between link directions using variable feedback rates |
KR101430981B1 (ko) * | 2008-10-13 | 2014-08-18 | 삼성전자주식회사 | Mimo 시스템에서 동적 채널 정보 전송 장치 및 방법 |
US8781005B2 (en) * | 2009-10-01 | 2014-07-15 | Qualcomm Incorporated | Scalable quantization of channel state information for MIMO transmission |
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US8705443B2 (en) * | 2010-02-24 | 2014-04-22 | Futurewei Technologies, Inc. | System and method for reduced feedback in multiuser multiple input, multiple output wireless communications |
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WO2011124025A1 (zh) * | 2010-04-07 | 2011-10-13 | 上海贝尔股份有限公司 | 信道状态信息反馈方法和系统 |
KR101757383B1 (ko) * | 2010-06-29 | 2017-07-26 | 삼성전자주식회사 | 반송파 결합을 지원하는 셀룰러 무선통신 시스템에서 단말의 csi 전송 방법 및 장치 |
CN102545979B (zh) * | 2010-12-08 | 2016-01-20 | 上海贝尔股份有限公司 | 一种在通信系统中用于规划用户的方法、设备及系统 |
WO2015093918A1 (ko) * | 2013-12-20 | 2015-06-25 | 삼성전자주식회사 | 다중 입출력 시스템을 위한 코드북과 이를 이용한 통신 방법 및 장치 |
CN106068619B (zh) * | 2014-01-24 | 2019-11-19 | 华为技术有限公司 | 用于进行交叉极化干扰抑制的方法和设备 |
US10567060B2 (en) | 2014-10-24 | 2020-02-18 | Samsung Electronics Co., Ltd. | Efficient vector quantizer for FD-MIMO systems |
US11133717B2 (en) | 2017-09-29 | 2021-09-28 | University Of Washington | Wireless power systems including determination of channel transfer function from backscatter signals |
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CN102084612B (zh) | 2015-07-22 |
CA2698370C (en) | 2016-07-12 |
EP2188927B1 (en) | 2019-06-19 |
CA2893295C (en) | 2016-05-24 |
EP3826200B1 (en) | 2022-10-12 |
EP3562069A1 (en) | 2019-10-30 |
US20110274182A1 (en) | 2011-11-10 |
EP2188927A4 (en) | 2014-01-01 |
HUE060441T2 (hu) | 2023-03-28 |
WO2009030036A1 (en) | 2009-03-12 |
CA2698370A1 (en) | 2009-03-12 |
EP3826200A1 (en) | 2021-05-26 |
US20090067512A1 (en) | 2009-03-12 |
EP2188927A1 (en) | 2010-05-26 |
US8036282B2 (en) | 2011-10-11 |
CA2893295A1 (en) | 2009-03-12 |
EP3562069B1 (en) | 2020-10-28 |
US9048891B2 (en) | 2015-06-02 |
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