WO2011136627A2 - Multiple input multiple output communication system using codebook corresponding to each reporting mode - Google Patents
Multiple input multiple output communication system using codebook corresponding to each reporting mode Download PDFInfo
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- WO2011136627A2 WO2011136627A2 PCT/KR2011/003272 KR2011003272W WO2011136627A2 WO 2011136627 A2 WO2011136627 A2 WO 2011136627A2 KR 2011003272 W KR2011003272 W KR 2011003272W WO 2011136627 A2 WO2011136627 A2 WO 2011136627A2
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- codebook
- precoding matrix
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- matrix indicator
- transmitter
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- 238000004891 communication Methods 0.000 title claims abstract description 52
- 239000011159 matrix material Substances 0.000 claims abstract description 246
- 238000000034 method Methods 0.000 claims description 46
- 230000010287 polarization Effects 0.000 description 26
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- 230000000875 corresponding effect Effects 0.000 description 18
- 230000007774 longterm Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 102100040160 Rabankyrin-5 Human genes 0.000 description 8
- 101710086049 Rabankyrin-5 Proteins 0.000 description 8
- 230000009977 dual effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
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- 230000010363 phase shift Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005388 cross polarization Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000009466 transformation 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
- H04B7/0636—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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- 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
- H04B7/0413—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
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
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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
- H04B7/0478—Special codebook structures directed to feedback optimisation
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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
- H04B7/0482—Adaptive codebooks
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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
- H04B7/10—Polarisation diversity; Directional diversity
-
- 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
- H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
- H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
Abstract
Description
Claims (8)
- A communication method of a receiver in a multiple input multiple output (MIMO) communication system comprising a transmitter having eight transmit antennas and the receiver, the communication method comprising:extracting, from a memory storing a first codebook having a 3-bit size and a second codebook having a one-bit size, a 3-bit first precoding matrix indicator corresponding to a first codeword included in the first codebook and a one-bit second precoding matrix indicator corresponding to a second codeword included in the second codebook; andtransmitting, to the transmitter, the 3-bit first precoding matrix indicator and the one-bit second precoding matrix indicator.
- The communication method of claim 1, wherein the extracting comprises extracting, from the first codebook and the second codebook, the 3-bit first precoding matrix indicator and the one-bit second precoding matrix indicator respectively so that a combination of the 3-bit first precoding matrix indicator and the one-bit second precoding matrix indicator indicates a single recommended precoding matrix.
- A communication method of a receiver in a multiple input multiple output (MIMO) communication system comprising a transmitter having eight transmit antennas and the receiver, the communication method comprising:feeding back, to the transmitter, a first precoding matrix indicator corresponding to a first codeword included in a first codebook in order to indicate a recommended precoding matrix at a first reporting point in time; andfeeding back, to the transmitter, a second precoding matrix indicator corresponding to a second codeword included in a second codebook in order to indicate a recommended precoding matrix at a second reporting point in time,wherein the second precoding matrix indicator indicates, as the recommended precoding matrix at the second reporting point in time, one of candidates disclosed in the following Table 3:
- A communication method of a receiver in a multiple input multiple output (MIMO) communication system comprising a transmitter having eight transmit antennas and the receiver, the communication method comprising:feeding back, to the transmitter, a first precoding matrix indicator corresponding to a first codeword included in a first codebook in order to indicate a recommended precoding matrix at a first reporting point in time; andfeeding back, to the transmitter, a second precoding matrix indicator corresponding to a second codeword included in a second codebook in order to indicate a recommended precoding matrix at a second reporting point in time,wherein the second precoding matrix indicator indicates, as the recommended precoding matrix at the second reporting point in time, one of candidates disclosed in the following Table 4:
- A communication method of a transmitter in a multiple input multiple output (MIMO) communication system comprising the transmitter having eight transmit antennas and a receiver, the communication method comprising:receiving, from the receiver, a first precoding matrix indicator corresponding to a first codeword included in a first codebook and a second precoding matrix indicator corresponding to a second codeword included in a second codebook;accessing a memory that stores the first codebook and the second codebook; andgenerating a precoding matrix using the first precoding matrix indicator and the second precoding matrix indicator,wherein a combination of the first precoding matrix indicator and the second precoding matrix indicator indicates one of recommended precoding matrix candidates disclosed in one of the following Table 5 and Table 6:
- A communication method of a transmitter in a multiple input multiple output (MIMO) communication system comprising the transmitter having eight transmit antennas and a receiver, the communication method comprising:receiving, from the receiver, a first precoding matrix indicator corresponding to a first codeword included in a first codebook, the first precoding matrix indicator indicating a recommended precoding matrix at a first reporting point in time;receiving, from the receiver, a second precoding matrix indicator corresponding to a second codeword included in a second codebook, the second precoding matrix indicator indicating a recommended precoding matrix at a second reporting point in time;accessing a memory that stores the second codebook; andgenerating the recommended precoding matrix at the second reporting point in time using the second precoding matrix indicator received at the second reporting point in time,wherein the second precoding matrix indicator indicates, as the recommended precoding matrix at the second reporting point in time, one of recommended precoding matrix candidates disclosed in one of the following Table 3 of claim 5 and Table 4 of claim 6.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201180032776.6A CN102959878B (en) | 2010-04-30 | 2011-05-02 | Use the multiple-input-multiple-output communication system of the code book corresponding with each report pattern |
JP2013508987A JP6005036B2 (en) | 2010-04-30 | 2011-05-02 | Multiple I / O communication system using codebook corresponding to each reporting mode |
EP11775332.7A EP2564518B1 (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output communication system using codebook corresponding to each reporting mode |
AU2011245813A AU2011245813B2 (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output communication system using codebook corresponding to each reporting mode |
CA2797844A CA2797844C (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output communication system using codebook corresponding to each reporting mode |
RU2012151312/08A RU2571554C2 (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output (mimo) communication system using codebook corresponding to each reporting mode |
EP21188034.9A EP3920427A3 (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output communication system using codebook corresponding to each reporting mode |
ZA2012/09092A ZA201209092B (en) | 2010-04-30 | 2012-11-30 | Multiple input multiple output communication system using codebook correspondding to each reporting mode |
Applications Claiming Priority (14)
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US32963410P | 2010-04-30 | 2010-04-30 | |
US61/329,634 | 2010-04-30 | ||
US35568110P | 2010-06-17 | 2010-06-17 | |
US61/355,681 | 2010-06-17 | ||
US35676810P | 2010-06-21 | 2010-06-21 | |
US61/356,768 | 2010-06-21 | ||
US37394210P | 2010-08-16 | 2010-08-16 | |
US61/373,942 | 2010-08-16 | ||
US38873610P | 2010-10-01 | 2010-10-01 | |
US61/388,736 | 2010-10-01 | ||
US201061428348P | 2010-12-30 | 2010-12-30 | |
US61/428,348 | 2010-12-30 | ||
KR1020110031200A KR101817724B1 (en) | 2010-04-30 | 2011-04-05 | Multiple input multiple output communication system using codebook corresopding to each reporting mode |
KR10-2011-0031200 | 2011-04-05 |
Publications (2)
Publication Number | Publication Date |
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WO2011136627A2 true WO2011136627A2 (en) | 2011-11-03 |
WO2011136627A3 WO2011136627A3 (en) | 2012-03-01 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/KR2011/003272 WO2011136627A2 (en) | 2010-04-30 | 2011-05-02 | Multiple input multiple output communication system using codebook corresponding to each reporting mode |
Country Status (10)
Country | Link |
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US (1) | US9876553B2 (en) |
EP (2) | EP3920427A3 (en) |
JP (1) | JP6005036B2 (en) |
KR (1) | KR101817724B1 (en) |
CN (2) | CN105846878B (en) |
AU (1) | AU2011245813B2 (en) |
CA (1) | CA2797844C (en) |
RU (1) | RU2571554C2 (en) |
WO (1) | WO2011136627A2 (en) |
ZA (1) | ZA201209092B (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016028511A (en) * | 2013-03-07 | 2016-02-25 | エヌイーシー ラボラトリーズ アメリカ インクNEC Laboratories America, Inc. | Codebook structure |
EP2988430A4 (en) * | 2013-05-10 | 2016-05-11 | Huawei Tech Co Ltd | Method for determining precoding matrix indicator, user equipment and base station |
US9755716B2 (en) | 2013-03-07 | 2017-09-05 | Nec Corporation | Codebook construction |
EP3657690A1 (en) * | 2013-08-08 | 2020-05-27 | Huawei Technologies Co., Ltd. | Method for determining precoding matrix indicator, receiving device, and sending device |
US10784932B2 (en) | 2012-06-14 | 2020-09-22 | Huawei Technologies Co., Ltd. | Method for determining precoding matrix indicator, user equipment, and base station evolved NodeB |
US10868600B2 (en) | 2013-04-03 | 2020-12-15 | Huawei Technologies Co., Ltd. | Method for reporting and receiving channel state information, and device |
WO2023077508A1 (en) * | 2021-11-08 | 2023-05-11 | Qualcomm Incorporated | Uplink codebook and signaling design |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8848817B2 (en) * | 2010-04-30 | 2014-09-30 | Texas Instruments Incorporated | Transmission modes and signaling for uplink MIMO support or single TB dual-layer transmission in LTE uplink |
CN102237975B (en) * | 2010-05-04 | 2013-10-02 | 华为技术有限公司 | Method and device for transmitting pre-coding matrix index (PMI) and pre-coding PMI |
US8477663B2 (en) * | 2010-06-01 | 2013-07-02 | Samsung Electronics Co., Ltd. | Multiple input multiple output communication system and communication method of configuring codebook |
CN101902312B (en) * | 2010-06-21 | 2016-02-10 | 中兴通讯股份有限公司 | A kind of channel information acquisition method of many precision and system |
US8938020B2 (en) * | 2010-07-12 | 2015-01-20 | Lg Electronics Inc. | Method and device for transmitting/receiving a signal by using a code book in a wireless communication system |
US8369280B2 (en) | 2011-07-01 | 2013-02-05 | Ofinno Techologies, LLC | Control channels in multicarrier OFDM transmission |
US8582527B2 (en) | 2011-07-01 | 2013-11-12 | Ofinno Technologies, Llc | Hybrid automatic repeat request in multicarrier systems |
WO2013006379A1 (en) | 2011-07-01 | 2013-01-10 | Dinan Esmael Hejazi | Synchronization signal and control messages in multicarrier ofdm |
CN102938662B (en) * | 2011-08-15 | 2015-09-16 | 上海贝尔股份有限公司 | For the codebook design method of 3D antenna configuration |
CN102368698B (en) * | 2011-11-10 | 2014-04-16 | 电信科学技术研究院 | Precoding matrix indicator (PMI) information transmission method and apparatus thereof |
US8446844B1 (en) | 2011-12-04 | 2013-05-21 | Ofinno Technologies, Llc | Handover in multicarrier wireless networks |
US9497756B2 (en) | 2012-03-25 | 2016-11-15 | Comcast Cable Communications, Llc | Base station radio resource management |
US9949265B2 (en) * | 2012-05-04 | 2018-04-17 | Comcast Cable Communications, Llc | Control channel in a wireless communication system |
US9252852B2 (en) * | 2012-07-09 | 2016-02-02 | Lg Electronics Inc. | Method for transmitting feedback by using codebook in wireless communication system and apparatus for same |
CN103795489B (en) * | 2012-10-29 | 2017-05-24 | 电信科学技术研究院 | Method, system and device for transmitting coding indication information and determining precoding matrix |
EP4170919A1 (en) | 2012-12-27 | 2023-04-26 | Huawei Technologies Co., Ltd. | Method for feeding back channel state information, user equipment, and base station |
US9143212B2 (en) * | 2013-02-25 | 2015-09-22 | Texas Instruments Incorporated | Codebook sub-sampling for CSI feedback on PUCCH for 4Tx MIMO |
JP6052468B2 (en) * | 2013-05-10 | 2016-12-27 | 華為技術有限公司Huawei Technologies Co.,Ltd. | Method, user equipment, and base station for determining a precoding matrix indicator |
US9847818B2 (en) * | 2013-06-07 | 2017-12-19 | Nec Corporation | Channel state information (CSI) feedback and subsampling |
EP3598656B1 (en) * | 2013-10-18 | 2021-07-21 | QUALCOMM Incorporated | Method and apparatus for configuration of csi-rs for 3-d mimo |
WO2015143605A1 (en) * | 2014-03-24 | 2015-10-01 | 华为技术有限公司 | Methods and apparatuses for feeding back and receiving precoding matrix indicator |
WO2015149250A1 (en) * | 2014-03-31 | 2015-10-08 | 富士通株式会社 | Code book determining device, information feedback device and communication system |
WO2015199262A1 (en) * | 2014-06-26 | 2015-12-30 | 엘지전자 주식회사 | Method for reporting precoding matrix index for high-frequency band communication in wireless communication system, and apparatus therefor |
CN106301506B (en) * | 2015-05-15 | 2020-03-13 | 电信科学技术研究院 | Codebook subset constraint method and device |
CN106487435B (en) * | 2015-08-24 | 2020-03-03 | 电信科学技术研究院 | Method and device for transmitting coding indication information and determining precoding matrix |
US10772024B2 (en) | 2018-01-12 | 2020-09-08 | At&T Intellectual Property I, L.P. | Adaptive multiple antenna transmission scheme for uplink data transmission in wireless communication systems |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006117665A1 (en) | 2005-05-04 | 2006-11-09 | Nortel Networks Limited | Wireless feedback system and method |
KR100996023B1 (en) * | 2005-10-31 | 2010-11-22 | 삼성전자주식회사 | Apparatsu and method for transmitting/receiving of data in a multiple antenna communication system |
KR101231357B1 (en) * | 2006-04-06 | 2013-02-07 | 엘지전자 주식회사 | Channel status information feedback method and data transmission method for multiple antenna system |
KR20070113967A (en) * | 2006-05-26 | 2007-11-29 | 엘지전자 주식회사 | Phase shift based precoding method and tranceiver supporting the same |
US20080094281A1 (en) | 2006-10-24 | 2008-04-24 | Nokia Corporation | Advanced codebook for multi-antenna transmission systems |
US20080219370A1 (en) * | 2007-03-06 | 2008-09-11 | Texas Instruments Incorporated | User equipment feedback structures for mimo ofdma |
KR101285595B1 (en) | 2007-03-16 | 2013-07-15 | 퍼듀 리서치 파운데이션 | Aparatus for generating precoding matrix codebook for mimo system and method for the same |
EP2143225B1 (en) | 2007-04-30 | 2018-03-21 | InterDigital Technology Corporation | Feedback signaling error detection and checking in mimo wireless communication systems |
US7649831B2 (en) * | 2007-05-30 | 2010-01-19 | Samsung Electronics Co., Ltd. | Multi-user MIMO feedback and transmission in a wireless communication system |
KR101478362B1 (en) | 2007-08-10 | 2015-01-28 | 엘지전자 주식회사 | Method for transmitting feedback data in multiple antenna system |
KR20090016374A (en) | 2007-08-10 | 2009-02-13 | 엘지전자 주식회사 | Method for transmitting control signal in multiple antenna system and method for transmitting channel information in the same |
US20090046801A1 (en) | 2007-08-14 | 2009-02-19 | Interdigital Technology Corporation | Method and apparatus for creating a multi-user mimo codebook using a single user mimo codebook |
US8630184B2 (en) * | 2007-08-15 | 2014-01-14 | Qualcomm Incorporated | Uplink control channel format |
WO2009061664A2 (en) | 2007-11-09 | 2009-05-14 | Interdigital Patent Holdings, Inc. | Method and apparatus for performing rank overriding in long term evolution networks |
KR100991793B1 (en) * | 2007-12-31 | 2010-11-03 | 엘지전자 주식회사 | Method For Reducing Inter-Cell Interference |
US8140944B2 (en) * | 2008-01-24 | 2012-03-20 | Texas Instruments Incorporated | Interleaver design with unequal error protection for control information |
US8165595B2 (en) | 2008-01-25 | 2012-04-24 | Samsung Electronics Co., Ltd. | System and method for multi-stage antenna training of beamforming vectors |
KR101373951B1 (en) | 2008-01-30 | 2014-03-13 | 엘지전자 주식회사 | Method for transmitting precoding information in multiple antenna system |
KR20090101804A (en) | 2008-03-24 | 2009-09-29 | 엘지전자 주식회사 | Open-loop spatial multiplexing for 4tx system with rank adaptation |
US8811353B2 (en) | 2008-04-22 | 2014-08-19 | Texas Instruments Incorporated | Rank and PMI in download control signaling for uplink single-user MIMO (UL SU-MIMO) |
KR101241910B1 (en) | 2008-07-07 | 2013-03-12 | 엘지전자 주식회사 | A collaborative mimo using a sounding channel in a multi-cell environment |
US9001802B2 (en) * | 2008-08-11 | 2015-04-07 | Lg Electronics Inc. | Method and apparatus for transmitting uplink signals using multi-antenna |
KR101573072B1 (en) | 2008-08-27 | 2015-12-01 | 엘지전자 주식회사 | Method of transmitting control information in wireless communication system |
US8442140B2 (en) | 2008-09-25 | 2013-05-14 | Samsung Electronics Co., Ltd. | Method of designing codebook for network multiple input multiple output communication system and method of using the codebook |
KR20100066298A (en) | 2008-12-09 | 2010-06-17 | 엘지전자 주식회사 | Reference signal transmission method for downlink multiple input multiple output system |
KR101547286B1 (en) | 2009-01-12 | 2015-08-25 | 인텔렉추얼디스커버리 주식회사 | Codebook based transmission apparatus and method in MIMO system |
KR101608779B1 (en) | 2009-02-13 | 2016-04-20 | 엘지전자 주식회사 | Uplink Precoding Method In 2 Tx System |
CN101631004B (en) * | 2009-08-10 | 2014-05-28 | 中兴通讯股份有限公司 | Pre-coding method and pre-coding system and construction method of pre-coding code book |
ES2639770T3 (en) * | 2010-04-07 | 2017-10-30 | Telefonaktiebolaget Lm Ericsson (Publ) | A precoder structure for MIMO precoding |
US8693421B2 (en) * | 2010-09-02 | 2014-04-08 | Texas Instruments Incorporated | Downlink 8 TX codebook sub-sampling for CSI feedback |
KR101835326B1 (en) | 2010-09-26 | 2018-03-07 | 엘지전자 주식회사 | Method and apparatus for efficient feedback in a wireless communication system supporting multiple antenna |
US9143212B2 (en) * | 2013-02-25 | 2015-09-22 | Texas Instruments Incorporated | Codebook sub-sampling for CSI feedback on PUCCH for 4Tx MIMO |
WO2014193475A1 (en) * | 2013-05-31 | 2014-12-04 | Intel IP Corporation | Hybrid digital and analog beamforming for large antenna arrays |
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2011
- 2011-04-05 KR KR1020110031200A patent/KR101817724B1/en active IP Right Grant
- 2011-04-29 US US13/097,719 patent/US9876553B2/en active Active
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- 2011-05-02 WO PCT/KR2011/003272 patent/WO2011136627A2/en active Application Filing
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- 2011-05-02 CN CN201610410961.9A patent/CN105846878B/en active Active
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- 2011-05-02 RU RU2012151312/08A patent/RU2571554C2/en active
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- 2011-05-02 EP EP11775332.7A patent/EP2564518B1/en active Active
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Non-Patent Citations (5)
Title |
---|
CATT: "Codebook design for8Tx DL MIMO", 3GPP DRAFT; RL-100890 |
FUJITSU: "8 Tx Codebook for LET-Advanced", 3GPP DRAFT; RL-101024 |
HUAWEI: "Downlink 8TX codebook", 3GPP DRAFT; RL-101066 |
See also references of EP2564518A4 |
TEXAS INSTRUMENTS: "Possible Refinement on 8Tx Codebook Design", 3GPP DRAFT; RL-102104 |
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Also Published As
Publication number | Publication date |
---|---|
ZA201209092B (en) | 2014-05-28 |
RU2571554C2 (en) | 2015-12-20 |
CA2797844A1 (en) | 2011-11-03 |
RU2012151312A (en) | 2014-06-10 |
CN105846878B (en) | 2019-04-05 |
US9876553B2 (en) | 2018-01-23 |
WO2011136627A3 (en) | 2012-03-01 |
JP2013533653A (en) | 2013-08-22 |
EP2564518B1 (en) | 2022-03-16 |
KR101817724B1 (en) | 2018-02-21 |
CA2797844C (en) | 2018-06-05 |
EP2564518A2 (en) | 2013-03-06 |
CN102959878B (en) | 2016-08-03 |
EP2564518A4 (en) | 2017-08-09 |
AU2011245813B2 (en) | 2015-07-30 |
AU2011245813A1 (en) | 2012-11-22 |
KR20110121541A (en) | 2011-11-07 |
CN102959878A (en) | 2013-03-06 |
JP6005036B2 (en) | 2016-10-12 |
US20110268207A1 (en) | 2011-11-03 |
EP3920427A2 (en) | 2021-12-08 |
CN105846878A (en) | 2016-08-10 |
EP3920427A3 (en) | 2022-01-26 |
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