HK1224445A1 - 為了減小量化噪聲使用自相關矩陣進行用於基於碼本的 波束賦形的預編碼的用戶設備和方法 - Google Patents
為了減小量化噪聲使用自相關矩陣進行用於基於碼本的 波束賦形的預編碼的用戶設備和方法Info
- Publication number
- HK1224445A1 HK1224445A1 HK16112597.4A HK16112597A HK1224445A1 HK 1224445 A1 HK1224445 A1 HK 1224445A1 HK 16112597 A HK16112597 A HK 16112597A HK 1224445 A1 HK1224445 A1 HK 1224445A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- mimo
- precoding
- user equipment
- quantization noise
- autocorrelation matrix
- Prior art date
Links
- 239000011159 matrix material Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000013139 quantization Methods 0.000 title 1
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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- 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
- H04B7/0478—Special codebook structures directed to feedback optimisation
-
- 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
- H04B7/0482—Adaptive codebooks
-
- 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
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- 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
- 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
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- 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
- H04B7/0652—Feedback error handling
- H04B7/0656—Feedback error handling at the transmitter, e.g. error detection at base station
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/133,538 US9112565B2 (en) | 2013-12-18 | 2013-12-18 | User equipment and method for precoding for MIMO codebook-based beamforming using an autocorrelation matrix for reduced quantization noise |
PCT/US2014/068312 WO2015094661A1 (en) | 2013-12-18 | 2014-12-03 | User equipment and method for precoding for mimo codebook-based beamforming using an autocorrelation matrix for reduced quantization noise |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1224445A1 true HK1224445A1 (zh) | 2017-08-18 |
Family
ID=53369768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16112597.4A HK1224445A1 (zh) | 2013-12-18 | 2016-11-02 | 為了減小量化噪聲使用自相關矩陣進行用於基於碼本的 波束賦形的預編碼的用戶設備和方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9112565B2 (zh) |
EP (1) | EP3084979B1 (zh) |
CN (1) | CN105745845B (zh) |
ES (1) | ES2703902T3 (zh) |
HK (1) | HK1224445A1 (zh) |
HU (1) | HUE041529T2 (zh) |
WO (1) | WO2015094661A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108141257B (zh) * | 2015-10-05 | 2021-06-29 | 瑞典爱立信有限公司 | 考虑从上行链路参考信号波束成形产生的有效下行链路信道的方法和装置 |
WO2017107002A1 (en) * | 2015-12-21 | 2017-06-29 | Orange | Method and device for beamforming |
US10305555B2 (en) | 2017-10-20 | 2019-05-28 | Micron Technology, Inc. | Autocorrelation and memory allocation for wireless communication |
US11239891B2 (en) * | 2020-01-07 | 2022-02-01 | Qualcomm Incorporated | UE cooperative reception and cooperative transmission for quality of service demanding applications |
CN111371497B (zh) * | 2020-03-23 | 2021-03-30 | 珠海复旦创新研究院 | 一种有记忆的量化误差预均衡补偿系统和方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7236538B1 (en) * | 2000-08-02 | 2007-06-26 | Via Telecom Co., Ltd. | Method and apparatus for improving transmit antenna weight tracking using channel correlations in a wireless communication system |
US7103101B1 (en) * | 2000-10-13 | 2006-09-05 | Southern Methodist University | Method and system for blind Karhunen-Loeve transform coding |
US6789059B2 (en) * | 2001-06-06 | 2004-09-07 | Qualcomm Incorporated | Reducing memory requirements of a codebook vector search |
US8073486B2 (en) * | 2006-09-27 | 2011-12-06 | Apple Inc. | Methods for opportunistic multi-user beamforming in collaborative MIMO-SDMA |
US8942306B2 (en) * | 2007-03-07 | 2015-01-27 | Marvell World Trade Ltd. | Codebook selection for transmit beamforming |
KR20080114486A (ko) * | 2007-06-25 | 2008-12-31 | 삼성전자주식회사 | 적응적으로 코드북을 생성하고 사용하는 다중 입출력 통신시스템 및 통신 방법 |
US8130847B2 (en) * | 2007-11-09 | 2012-03-06 | Motorola Mobility, Inc. | Closed-loop transmission feedback in wireless communication systems |
US20110103493A1 (en) * | 2009-11-02 | 2011-05-05 | Futurewei Technologies, Inc. | System and Method for Wireless Communications with Adaptive Codebooks |
US8787484B2 (en) * | 2010-06-18 | 2014-07-22 | Nec Corporation | Precoding techniques for downlink coordinated multipoint transmission in radio communications system |
-
2013
- 2013-12-18 US US14/133,538 patent/US9112565B2/en not_active Expired - Fee Related
-
2014
- 2014-12-03 WO PCT/US2014/068312 patent/WO2015094661A1/en active Application Filing
- 2014-12-03 EP EP14872693.8A patent/EP3084979B1/en active Active
- 2014-12-03 HU HUE14872693A patent/HUE041529T2/hu unknown
- 2014-12-03 CN CN201480061665.1A patent/CN105745845B/zh active Active
- 2014-12-03 ES ES14872693T patent/ES2703902T3/es active Active
-
2016
- 2016-11-02 HK HK16112597.4A patent/HK1224445A1/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP3084979A4 (en) | 2017-08-16 |
EP3084979B1 (en) | 2018-10-24 |
CN105745845A (zh) | 2016-07-06 |
CN105745845B (zh) | 2019-08-20 |
HUE041529T2 (hu) | 2019-05-28 |
EP3084979A1 (en) | 2016-10-26 |
WO2015094661A1 (en) | 2015-06-25 |
US9112565B2 (en) | 2015-08-18 |
ES2703902T3 (es) | 2019-03-13 |
US20150171949A1 (en) | 2015-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20231205 |