ATE545253T1 - Verfahren zur vorkodierung von übertragungssignalen in einem drahtlosen mimo- system - Google Patents

Verfahren zur vorkodierung von übertragungssignalen in einem drahtlosen mimo- system

Info

Publication number
ATE545253T1
ATE545253T1 AT09789302T AT09789302T ATE545253T1 AT E545253 T1 ATE545253 T1 AT E545253T1 AT 09789302 T AT09789302 T AT 09789302T AT 09789302 T AT09789302 T AT 09789302T AT E545253 T1 ATE545253 T1 AT E545253T1
Authority
AT
Austria
Prior art keywords
systems
transmission signals
mimo system
wireless mimo
methods discussed
Prior art date
Application number
AT09789302T
Other languages
English (en)
Inventor
Alexei Ashikhmin
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE545253T1 publication Critical patent/ATE545253T1/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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
AT09789302T 2008-09-23 2009-09-14 Verfahren zur vorkodierung von übertragungssignalen in einem drahtlosen mimo- system ATE545253T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/232,737 US8107550B2 (en) 2008-09-23 2008-09-23 Methods for precoding signals for transmission in wireless MIMO system
PCT/US2009/005130 WO2010039172A1 (en) 2008-09-23 2009-09-14 Methods for precoding signals for transmission in wireless mimo system

Publications (1)

Publication Number Publication Date
ATE545253T1 true ATE545253T1 (de) 2012-02-15

Family

ID=41479274

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09789302T ATE545253T1 (de) 2008-09-23 2009-09-14 Verfahren zur vorkodierung von übertragungssignalen in einem drahtlosen mimo- system

Country Status (8)

Country Link
US (1) US8107550B2 (de)
EP (1) EP2332300B1 (de)
JP (1) JP5274664B2 (de)
KR (1) KR101226045B1 (de)
CN (1) CN102160346B (de)
AT (1) ATE545253T1 (de)
BR (1) BRPI0918469A2 (de)
WO (1) WO2010039172A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5382111B2 (ja) * 2009-03-24 2014-01-08 富士通株式会社 無線通信システム、端末装置、基地局装置、及び無線通信システムにおける無線通信方法
EP2278761B1 (de) * 2009-07-21 2013-04-03 ST-Ericsson SA Vorkodierverfahren für ein Sendegerät eines MU-MIMO-Kommunikationssystems
BR112012015627A2 (pt) * 2009-12-25 2018-05-29 Intel Corp "método e aparelho para transmissão mimo de multiplos usuários de enlace descendente em uma rede sem fio"
US8594215B2 (en) 2010-06-11 2013-11-26 Alcatel Lucent MIMO system having a plurality of service antennas for data transmission thereof
US8687727B2 (en) 2010-11-05 2014-04-01 Intel Corporation Coordinated multi-point transmission using interference feedback
CN102130709B (zh) * 2011-04-20 2014-02-12 中国科学技术大学 一种多输入多输出多播波束赋形方法
CN106533521B (zh) * 2016-12-12 2019-08-06 江南大学 一种基于截短级数展开的lr-rzf大规模mimo系统预编码方法
CN108400805A (zh) * 2018-03-07 2018-08-14 江南大学 一种基于共轭梯度法的大规模mimo预编码方法
US11876969B2 (en) * 2022-02-11 2024-01-16 Qualcomm Incorporated Neural-network media compression using quantized entropy coding distribution parameters
US12323634B2 (en) 2022-02-11 2025-06-03 Qualcomm Incorporated Entropy coding for neural-based media compression
EP4476914A1 (de) * 2022-02-11 2024-12-18 Qualcomm Incorporated Medienkomprimierung für neuronale netze unter verwendung quantisierter entropiecodierungsverteilungsparameter
US12501050B2 (en) 2023-03-09 2025-12-16 Qualcomm Incorporated Efficient warping-based neural video codec

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1909403A (zh) * 2005-08-05 2007-02-07 松下电器产业株式会社 多输入多输出系统中的导频生成方法
US8760994B2 (en) * 2005-10-28 2014-06-24 Qualcomm Incorporated Unitary precoding based on randomized FFT matrices
KR101066151B1 (ko) * 2006-08-17 2011-09-20 인터디지탈 테크날러지 코포레이션 Ｍｉｍｏ 무선 통신 시스템에서 효율적인 프리코딩 피드백을 제공하기 위한 방법 및 장치
CN101136718A (zh) * 2006-11-07 2008-03-05 中兴通讯股份有限公司 无线通信系统中多输入多输出的空间复用的预编码方法
US8059733B2 (en) * 2006-12-20 2011-11-15 Nec Laboratories America, Inc. Multi-user downlink linear MIMO precoding systems
CN101378277B (zh) * 2007-08-29 2016-04-06 上海贝尔股份有限公司 多用户预编码及调度方法和实现该方法的基站
US8064849B2 (en) * 2008-02-07 2011-11-22 Telefonaktiebolaget Lm Ericsson (Publ) Precoding for multiple anntennas

Also Published As

Publication number Publication date
EP2332300A1 (de) 2011-06-15
WO2010039172A1 (en) 2010-04-08
KR101226045B1 (ko) 2013-01-24
JP5274664B2 (ja) 2013-08-28
JP2012503934A (ja) 2012-02-09
KR20110044318A (ko) 2011-04-28
CN102160346B (zh) 2014-09-24
BRPI0918469A2 (pt) 2015-12-01
US8107550B2 (en) 2012-01-31
CN102160346A (zh) 2011-08-17
US20100074356A1 (en) 2010-03-25
EP2332300B1 (de) 2012-02-08

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