FI20065278A0 - Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä - Google Patents

Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä

Info

Publication number
FI20065278A0
FI20065278A0 FI20065278A FI20065278A FI20065278A0 FI 20065278 A0 FI20065278 A0 FI 20065278A0 FI 20065278 A FI20065278 A FI 20065278A FI 20065278 A FI20065278 A FI 20065278A FI 20065278 A0 FI20065278 A0 FI 20065278A0
Authority
FI
Finland
Prior art keywords
transmit
antennas
receive antennas
rnn
coding method
Prior art date
Application number
FI20065278A
Other languages
English (en)
Swedish (sv)
Inventor
Bernd Bandemer
Samuli Visuri
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20065278A priority Critical patent/FI20065278A0/fi
Publication of FI20065278A0 publication Critical patent/FI20065278A0/fi
Priority to US11/472,504 priority patent/US7706469B2/en
Priority to CNA2007800216860A priority patent/CN101467362A/zh
Priority to EP07730714A priority patent/EP2013986A1/en
Priority to PCT/FI2007/050227 priority patent/WO2007125169A1/en
Priority to KR1020087028263A priority patent/KR20080111147A/ko

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
    • 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
    • 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
    • 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
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • 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
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
FI20065278A 2006-04-28 2006-04-28 Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä FI20065278A0 (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20065278A FI20065278A0 (fi) 2006-04-28 2006-04-28 Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä
US11/472,504 US7706469B2 (en) 2006-04-28 2006-06-21 Precoding method for transmitting information in a MIMO radio system
CNA2007800216860A CN101467362A (zh) 2006-04-28 2007-04-26 用于在mimo无线电系统中发送信息的预编码方法
EP07730714A EP2013986A1 (en) 2006-04-28 2007-04-26 Precoding method for transmitting information in a mimo radio system
PCT/FI2007/050227 WO2007125169A1 (en) 2006-04-28 2007-04-26 Precoding method for transmitting information in a mimo radio system
KR1020087028263A KR20080111147A (ko) 2006-04-28 2007-04-26 Ｍｉｍｏ 무선 시스템에서 정보를 송신하는 프리코딩 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20065278A FI20065278A0 (fi) 2006-04-28 2006-04-28 Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä

Publications (1)

Publication Number Publication Date
FI20065278A0 true FI20065278A0 (fi) 2006-04-28

Family

ID=36293872

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20065278A FI20065278A0 (fi) 2006-04-28 2006-04-28 Prekoodausmenetelmä tiedonsiirrolle mimo radiojärjestelmässä

Country Status (6)

Country Link
US (1) US7706469B2 (fi)
EP (1) EP2013986A1 (fi)
KR (1) KR20080111147A (fi)
CN (1) CN101467362A (fi)
FI (1) FI20065278A0 (fi)
WO (1) WO2007125169A1 (fi)

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US7689177B2 (en) * 2006-05-24 2010-03-30 Samsung Electronics Co., Ltd. Method and apparatus for transmitting/receiving feedback information and system supporting the same in a multi-user multi-antenna system
US20080101494A1 (en) * 2006-10-31 2008-05-01 Freescale Semiconductor, Inc. System and method for generating MIMO signals
DK3444967T3 (da) * 2007-01-12 2021-02-15 Ericsson Telefon Ab L M Fremgangsmåde og anordning i et trådløst kommunikationssystem
KR100946197B1 (ko) * 2007-01-29 2010-03-08 삼성전자주식회사 다중 입출력 무선통신 시스템에서 신호 검출 장치 및 방법
US7978591B2 (en) * 2007-03-31 2011-07-12 Tokyo Electron Limited Mitigation of interference and crosstalk in communications systems
US8098755B2 (en) * 2007-09-07 2012-01-17 Broadcom Corporation Method and system for beamforming in a multiple user multiple input multiple output (MIMO) communication system using a codebook
US8064849B2 (en) * 2008-02-07 2011-11-22 Telefonaktiebolaget Lm Ericsson (Publ) Precoding for multiple anntennas
US8654740B2 (en) * 2009-03-03 2014-02-18 Intel Corporation Polar cap reset method for differential codebook for wireless communications
US8305921B2 (en) * 2009-04-03 2012-11-06 Quantenna Communications, Inc. Channel selection and interference suppression
US8218492B2 (en) * 2009-06-26 2012-07-10 Intel Corporation Apparatus, systems and methods for switching MIMO transmission techniques in wireless communication systems
WO2011037541A1 (en) * 2009-09-25 2011-03-31 Agency For Science, Technology And Research A method of communication
CN102035625A (zh) * 2009-09-29 2011-04-27 松下电器产业株式会社 优化通信系统的预编码器的方法、基站和终端
CN102201890B (zh) * 2010-03-25 2014-08-20 华为技术有限公司 数据发射方法及装置
CN102315912B (zh) * 2010-07-01 2013-11-06 华为技术有限公司 预编码矩阵的提供方法、解码矩阵的提供方法和基站
KR101244354B1 (ko) * 2011-07-21 2013-03-18 고려대학교 산학협력단 다중 안테나 시스템에서의 빔-포밍 장치 및 방법
US9300373B2 (en) * 2012-06-19 2016-03-29 Telefonaktiebolaget L M Ericsson (Publ) Selection of precoding vectors in lean-carrier systems
CN103427980B (zh) * 2013-07-30 2016-03-30 西北大学 一种基于双矩阵变换的ofdm系统物理层安全算法
WO2016141570A1 (zh) * 2015-03-11 2016-09-15 华为技术有限公司 Ofdma传输方法、接入点ap及站点
US11044005B2 (en) 2017-01-06 2021-06-22 Qualcomm Incorporated Techniques for communicating feedback in wireless communications
US11044063B2 (en) * 2017-03-24 2021-06-22 Qualcomm Incorporated Techniques for communicating feedback in wireless communications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6870882B1 (en) * 1999-10-08 2005-03-22 At&T Corp. Finite-length equalization over multi-input multi-output channels
US7149254B2 (en) * 2001-09-06 2006-12-12 Intel Corporation Transmit signal preprocessing based on transmit antennae correlations for multiple antennae systems
US7197084B2 (en) * 2002-03-27 2007-03-27 Qualcomm Incorporated Precoding for a multipath channel in a MIMO system
US7260153B2 (en) * 2002-09-09 2007-08-21 Mimopro Ltd. Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels
US8385433B2 (en) * 2005-10-27 2013-02-26 Qualcomm Incorporated Linear precoding for spatially correlated channels
US7917176B2 (en) * 2006-02-14 2011-03-29 Nec Laboratories America, Inc. Structured codebook and successive beamforming for multiple-antenna systems
US7526036B2 (en) * 2006-04-20 2009-04-28 Mitsubishi Electric Research Laboratories, Inc. System and method for transmitting signals in cooperative base station multi-user mimo networks

Also Published As

Publication number Publication date
US7706469B2 (en) 2010-04-27
CN101467362A (zh) 2009-06-24
US20070254607A1 (en) 2007-11-01
EP2013986A1 (en) 2009-01-14
WO2007125169A1 (en) 2007-11-08
KR20080111147A (ko) 2008-12-22

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