SG11201505013UA - Method for feeding back channel state information, user equipment, and base station - Google Patents

Method for feeding back channel state information, user equipment, and base station

Info

Publication number
SG11201505013UA
SG11201505013UA SG11201505013UA SG11201505013UA SG11201505013UA SG 11201505013U A SG11201505013U A SG 11201505013UA SG 11201505013U A SG11201505013U A SG 11201505013UA SG 11201505013U A SG11201505013U A SG 11201505013UA SG 11201505013U A SG11201505013U A SG 11201505013UA
Authority
SG
Singapore
Prior art keywords
base station
user equipment
state information
channel state
method
Prior art date
Application number
SG11201505013UA
Inventor
Jianguo Wang
Yongxing Zhou
Leiming Zhang
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Priority to PCT/CN2012/087699 priority Critical patent/WO2014101055A1/en
Publication of SG11201505013UA publication Critical patent/SG11201505013UA/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0417Feedback systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0456Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0636Feedback format
    • H04B7/0639Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • G06F17/16Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0626Channel coefficients, e.g. channel state information [CSI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0634Antenna weights or vector/matrix coefficients
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124Quantisation
SG11201505013UA 2012-12-27 2012-12-27 Method for feeding back channel state information, user equipment, and base station SG11201505013UA (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/087699 WO2014101055A1 (en) 2012-12-27 2012-12-27 Method for feeding back channel state information, user equipment, and base station

Publications (1)

Publication Number Publication Date
SG11201505013UA true SG11201505013UA (en) 2015-08-28

Family

ID=51019704

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201505013UA SG11201505013UA (en) 2012-12-27 2012-12-27 Method for feeding back channel state information, user equipment, and base station

Country Status (11)

Country Link
US (5) US9438328B2 (en)
EP (3) EP3588801A1 (en)
JP (1) JP6118423B2 (en)
CN (2) CN107689823A (en)
BR (1) BR112015015418A2 (en)
MX (1) MX344041B (en)
MY (1) MY161041A (en)
RU (1) RU2618508C2 (en)
SG (1) SG11201505013UA (en)
WO (1) WO2014101055A1 (en)
ZA (1) ZA201504716B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104065448B (en) * 2013-03-22 2017-11-14 电信科学技术研究院 A kind of method, system and equipment for determining pre-coding matrix
CN105075161B (en) * 2013-04-04 2018-04-03 富士通株式会社 Movement station, base station and communication control method
CN106685598B (en) * 2015-11-06 2019-06-14 电信科学技术研究院 A kind of CSI back method, terminal and base station
CN106953672B (en) * 2016-01-07 2020-04-14 中兴通讯股份有限公司 Method and terminal for feeding back channel information in multi-antenna system
CN107404342A (en) * 2016-05-19 2017-11-28 北京信威通信技术股份有限公司 A kind of descending multiple antennas method for precoding and system
CN107733494A (en) * 2016-08-12 2018-02-23 电信科学技术研究院 A kind of method for precoding, channel condition information determine method and device
CN108631847A (en) * 2017-03-24 2018-10-09 华为技术有限公司 Method, terminal device and the network equipment of transmitting channel state information

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080040543A (en) 2006-11-02 2008-05-08 엘지전자 주식회사 Method for transmitting data using phase shift based precoding and tranceiver supporting the same
US8259824B2 (en) 2007-05-23 2012-09-04 Texas Instruments Incorporated Nested precoding codebook structures for MIMO systems
US8798183B2 (en) * 2007-08-13 2014-08-05 Qualcomm Incorporated Feedback and rate adaptation for MIMO transmission in a time division duplexed (TDD) communication system
US7680621B2 (en) 2007-08-15 2010-03-16 Keithley Instruments, Inc. Test instrument network
CN101867463B (en) * 2007-09-18 2012-12-19 中兴通讯股份有限公司 Precoding method based on codebook mode and construction method of codebook
CN101394216B (en) * 2007-09-18 2013-01-16 中兴通讯股份有限公司 Pre-coding method and codebook constructing method based on code book mode
KR100912226B1 (en) * 2008-06-27 2009-08-14 삼성전자주식회사 Codebook design method for multiple input multiple output system and method for using the codebook
KR101027237B1 (en) * 2008-07-30 2011-04-06 엘지전자 주식회사 Method for transmitting data in multiple antenna system
KR20100013251A (en) * 2008-07-30 2010-02-09 엘지전자 주식회사 Method for transmitting data in multiple antenna system
US8451932B2 (en) * 2009-02-23 2013-05-28 Texas Instruments Incorporated Precoding codebook design for single user MIMO
WO2010123297A2 (en) * 2009-04-22 2010-10-28 엘지전자 주식회사 Method for transmitting feedback information and data using a precoding codebook for multicell cooperative communication in a wireless communication system
US8750205B2 (en) * 2009-08-07 2014-06-10 Texas Instruments Incorporated Multiple rank CQI feedback for cellular networks
JP2013517645A (en) * 2010-01-12 2013-05-16 パンテック カンパニー リミテッド Channel information feedback apparatus and method, base station, and communication method of base station
JP5258002B2 (en) * 2010-02-10 2013-08-07 マーベル ワールド トレード リミテッド Device, mobile communication terminal, chipset, and method in MIMO communication system
KR101871707B1 (en) * 2010-04-02 2018-06-27 엘지전자 주식회사 User equipment apparatus and method for feedback channel state information in wireless communication system
CN103039014B (en) * 2010-04-08 2015-07-08 Lg电子株式会社 Signal transmission method and apparatus using codebook in wireless communication system supporting multiple antennas
KR101817724B1 (en) * 2010-04-30 2018-02-21 삼성전자주식회사 Multiple input multiple output communication system using codebook corresopding to each reporting mode
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
US8630311B2 (en) * 2010-05-10 2014-01-14 Futurewei Technologies, Inc. System and method for reporting quantized feedback information for adaptive codebooks
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
US8964866B2 (en) * 2010-07-02 2015-02-24 Lg Electronics Inc. Method and apparatus for transmitting signals using codebooks in a wireless communication system that supports multiple antennas
US8537658B2 (en) * 2010-08-16 2013-09-17 Motorola Mobility Llc Method of codebook design and precoder feedback in wireless communication systems
KR101835326B1 (en) * 2010-09-26 2018-03-07 엘지전자 주식회사 Method and apparatus for efficient feedback in a wireless communication system supporting multiple antenna
US8711907B2 (en) * 2010-10-01 2014-04-29 Intel Corporation PMI feedback with codebook interpolation
KR101891114B1 (en) * 2010-11-02 2018-08-23 엘지전자 주식회사 Method and device for feeding back precoding matrix indicator using interpolation
WO2012148478A1 (en) * 2011-04-29 2012-11-01 Intel Corporation Technology for csi feedback in a mimo communication system
ES2561303T3 (en) * 2011-11-09 2016-02-25 Telefonaktiebolaget Lm Ericsson (Publ) CSI notification for a set of CSI-RS resources
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
US8885749B2 (en) * 2012-03-02 2014-11-11 Telefonaktiebolaget L M Ericsson (Publ) Radio base station and method therein for transforming a data transmission signal

Also Published As

Publication number Publication date
MX344041B (en) 2016-12-01
CN104067533B (en) 2017-11-17
US20150304008A1 (en) 2015-10-22
RU2015130998A (en) 2017-01-31
BR112015015418A2 (en) 2017-07-11
JP2016507951A (en) 2016-03-10
WO2014101055A1 (en) 2014-07-03
US20190173550A1 (en) 2019-06-06
CN107689823A (en) 2018-02-13
US10230443B2 (en) 2019-03-12
EP3197070B1 (en) 2019-05-22
US20160344465A1 (en) 2016-11-24
US10484069B2 (en) 2019-11-19
US9729222B2 (en) 2017-08-08
US9438328B2 (en) 2016-09-06
ZA201504716B (en) 2016-05-25
CN104067533A (en) 2014-09-24
EP2947787A1 (en) 2015-11-25
JP6118423B2 (en) 2017-04-19
MX2015008407A (en) 2015-09-23
EP2947787A4 (en) 2015-11-25
US20170331542A1 (en) 2017-11-16
EP2947787B1 (en) 2017-02-15
RU2618508C2 (en) 2017-05-04
US20200044713A1 (en) 2020-02-06
EP3588801A1 (en) 2020-01-01
EP3197070A1 (en) 2017-07-26
MY161041A (en) 2017-04-14

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