ATE538540T1 - Verfahren zur kodierung von vektoren - Google Patents

Verfahren zur kodierung von vektoren

Info

Publication number
ATE538540T1
ATE538540T1 AT08763345T AT08763345T ATE538540T1 AT E538540 T1 ATE538540 T1 AT E538540T1 AT 08763345 T AT08763345 T AT 08763345T AT 08763345 T AT08763345 T AT 08763345T AT E538540 T1 ATE538540 T1 AT E538540T1
Authority
AT
Austria
Prior art keywords
vector
codebook
transmitter
receiver
selecting
Prior art date
Application number
AT08763345T
Other languages
English (en)
Inventor
Filippo Tosato
Stefania Sesia
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE538540T1 publication Critical patent/ATE538540T1/de

Links

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
    • H04B7/0658—Feedback reduction
    • H04B7/0663—Feedback reduction using vector or matrix manipulations
    • 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
    • H04B7/0417—Feedback systems

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
AT08763345T 2007-06-21 2008-06-16 Verfahren zur kodierung von vektoren ATE538540T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07301141 2007-06-21
PCT/IB2008/052362 WO2008155707A1 (en) 2007-06-21 2008-06-16 Method for encoding vectors.

Publications (1)

Publication Number Publication Date
ATE538540T1 true ATE538540T1 (de) 2012-01-15

Family

ID=39870641

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08763345T ATE538540T1 (de) 2007-06-21 2008-06-16 Verfahren zur kodierung von vektoren

Country Status (9)

Country Link
US (1) US8111176B2 (de)
EP (1) EP2171877B1 (de)
JP (1) JP5253502B2 (de)
KR (1) KR101505825B1 (de)
CN (1) CN101689903B (de)
AT (1) ATE538540T1 (de)
ES (1) ES2378350T3 (de)
TW (1) TWI442727B (de)
WO (1) WO2008155707A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2464447B (en) 2008-07-01 2011-02-23 Toshiba Res Europ Ltd Wireless communications apparatus
US8315204B2 (en) 2009-07-06 2012-11-20 Intel Corporation Beamforming using base and differential codebooks
KR101345950B1 (ko) * 2009-07-06 2014-01-02 인텔 코오퍼레이션 기본 및 차분 코드북들을 이용한 빔 형성
US8255677B2 (en) 2009-07-06 2012-08-28 Intel Corporation Initializing femtocells
DK2504934T3 (en) * 2009-11-25 2015-02-16 Ericsson Telefon Ab L M A PROCEDURE AND APPARATUS FOR USING FACTORIZED PRECoding
MX2011010548A (es) * 2010-01-12 2012-09-28 Zte Corp Metodo y sistema para retroalimentacion de informacion de estado de canal espacial basado en un producto de kronecker.
EP2557723B1 (de) 2010-04-07 2017-03-01 Alcatel Lucent Kanalstatusinformationsfeedbackverfahren und system dafür
PT2556597T (pt) 2010-04-07 2017-09-01 ERICSSON TELEFON AB L M (publ) Estrutura de pré-codificador para pré-codificação mimo
US8831933B2 (en) * 2010-07-30 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for multi-stage shape vector quantization
US9208792B2 (en) 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
WO2025165444A1 (en) * 2024-01-31 2025-08-07 Qualcomm Incorporated Codebook compression for vector quantized neural networks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3702464B2 (ja) * 2002-05-08 2005-10-05 ソニー株式会社 データ変換装置およびデータ変換方法、学習装置および学習方法、並びにプログラムおよび記録媒体
CN1906855B (zh) * 2004-01-30 2014-04-02 法国电信 空间矢量和可变分辨率量化
US7362822B2 (en) * 2004-09-08 2008-04-22 Intel Corporation Recursive reduction of channel state feedback
US7539253B2 (en) * 2004-09-10 2009-05-26 Intel Corporation Interpolation in channel state feedback
CN1972138A (zh) * 2005-08-22 2007-05-30 美国日本电气实验室公司 码分多址通信系统中的非线性预编码
US7571094B2 (en) * 2005-09-21 2009-08-04 Texas Instruments Incorporated Circuits, processes, devices and systems for codebook search reduction in speech coders
FR2893432B1 (fr) * 2005-11-16 2008-01-04 Atmel Corp Quantificateur de vecteur fonde sur une dichotomie spatiale a n dimensions

Also Published As

Publication number Publication date
JP2010532112A (ja) 2010-09-30
WO2008155707A1 (en) 2008-12-24
TWI442727B (zh) 2014-06-21
EP2171877A1 (de) 2010-04-07
EP2171877B1 (de) 2011-12-21
CN101689903B (zh) 2014-06-04
US20100182172A1 (en) 2010-07-22
US8111176B2 (en) 2012-02-07
CN101689903A (zh) 2010-03-31
ES2378350T3 (es) 2012-04-11
JP5253502B2 (ja) 2013-07-31
KR101505825B1 (ko) 2015-03-25
TW200922177A (en) 2009-05-16
KR20100044788A (ko) 2010-04-30

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