ATE313898T1 - Verfahren und system zur kanalschätzung von übertragungskanälen mittels komplementärer sequenzen - Google Patents

Verfahren und system zur kanalschätzung von übertragungskanälen mittels komplementärer sequenzen

Info

Publication number
ATE313898T1
ATE313898T1 AT03079194T AT03079194T ATE313898T1 AT E313898 T1 ATE313898 T1 AT E313898T1 AT 03079194 T AT03079194 T AT 03079194T AT 03079194 T AT03079194 T AT 03079194T AT E313898 T1 ATE313898 T1 AT E313898T1
Authority
AT
Austria
Prior art keywords
channel estimation
transmission channels
complementary sequences
sequences
concatenated
Prior art date
Application number
AT03079194T
Other languages
English (en)
Inventor
Bruno Jechoux
Marian Rudolf
Original Assignee
Mitsubishi Electric Inf Tech
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 Mitsubishi Electric Inf Tech filed Critical Mitsubishi Electric Inf Tech
Application granted granted Critical
Publication of ATE313898T1 publication Critical patent/ATE313898T1/de

Links

Classifications

    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0851—Joint weighting using training sequences or error signal
    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Noise Elimination (AREA)
  • Dc Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
AT03079194T 2000-10-02 2001-10-02 Verfahren und system zur kanalschätzung von übertragungskanälen mittels komplementärer sequenzen ATE313898T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0012761A FR2814877B1 (fr) 2000-10-02 2000-10-02 Sequence d'estimation de canal et procede d'estimation d'un canal de transmission qui utilise une telle sequence d'estimation de canal

Publications (1)

Publication Number Publication Date
ATE313898T1 true ATE313898T1 (de) 2006-01-15

Family

ID=8855056

Family Applications (2)

Application Number Title Priority Date Filing Date
AT01402542T ATE259566T1 (de) 2000-10-02 2001-10-02 Sequenz zur kanalschätzung und verfahren zur schätzung eines übertragungskanals, das eine solche sequenz zur kanalschätzung verwendet
AT03079194T ATE313898T1 (de) 2000-10-02 2001-10-02 Verfahren und system zur kanalschätzung von übertragungskanälen mittels komplementärer sequenzen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT01402542T ATE259566T1 (de) 2000-10-02 2001-10-02 Sequenz zur kanalschätzung und verfahren zur schätzung eines übertragungskanals, das eine solche sequenz zur kanalschätzung verwendet

Country Status (7)

Country Link
US (4) US6553082B2 (de)
EP (2) EP1420555B1 (de)
JP (1) JP4641133B2 (de)
CN (5) CN100385798C (de)
AT (2) ATE259566T1 (de)
DE (2) DE60101986T2 (de)
FR (1) FR2814877B1 (de)

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FR2814877B1 (fr) * 2000-10-02 2003-01-03 Mitsubishi Electric Inf Tech Sequence d'estimation de canal et procede d'estimation d'un canal de transmission qui utilise une telle sequence d'estimation de canal
FR2814885B1 (fr) * 2000-10-03 2003-05-30 Mitsubishi Electric Inf Tech Methode de synchronisation de stations de base
WO2004002034A1 (en) * 2002-06-21 2003-12-31 Telefonaktiebolaget Lm Ericsson (Publ) Generation of orthogonal codes
KR100905572B1 (ko) * 2002-12-03 2009-07-02 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신시스템에서 프리앰블 시퀀스 생성 장치 및 방법
KR20040107035A (ko) * 2003-06-12 2004-12-20 삼성전자주식회사 디지털 방송 신호 수신기의 채널 추정 장치 및 그 방법
US20050135321A1 (en) * 2003-12-17 2005-06-23 Jacob Sharony Spatial wireless local area network
ES2244305B1 (es) * 2003-12-17 2007-07-01 Vicente Diaz Fuente Dispositivo y metodo para la ecualizacion de la distorsion del canal de transmision en sistemas de comunicacion por multiplexacion en el tiempo mediante conjuntos de secuencias complementarias.
US7627054B2 (en) * 2004-04-26 2009-12-01 Vicente Diaz Fuente Device and method for improving the signal to noise ratio by means of complementary sequences
US20050245196A1 (en) * 2004-04-29 2005-11-03 Vicente Diaz Fuente Device and method for optimally estimating the transmission spectrum by means of the simultaneous modulation of complementary sequences
ES2255390B1 (es) * 2004-05-28 2008-02-01 Vicente Diaz Fuente Dispositivo y metodo de estimacion optima de la distorsion del medio de transmision mediante la emision secuencial de pares de secuencias complementarias en cuadratura.
US7702045B2 (en) * 2004-08-31 2010-04-20 Theta Microelectronics, Inc. Method for estimating wireless channel parameters
US8429502B2 (en) * 2005-11-16 2013-04-23 Qualcomm Incorporated Frame format for millimeter-wave systems
US8583995B2 (en) * 2005-11-16 2013-11-12 Qualcomm Incorporated Multi-mode processor
US8910027B2 (en) * 2005-11-16 2014-12-09 Qualcomm Incorporated Golay-code generation
JP5035892B2 (ja) * 2007-08-13 2012-09-26 独立行政法人情報通信研究機構 無線端末、データ送信方法
US8472497B2 (en) * 2007-10-10 2013-06-25 Qualcomm Incorporated Millimeter wave beaconing with directional antennas
US8856628B2 (en) * 2007-10-10 2014-10-07 Qualcomm Incorporated Method and apparatus for generation and usage of extended golay codes
JP5171291B2 (ja) * 2007-11-30 2013-03-27 パナソニック株式会社 無線送信方法、無線送信装置、及び、無線受信装置
DE102008008617A1 (de) * 2008-02-12 2009-08-13 Rohde & Schwarz Gmbh & Co. Kg Anordnung zur Erzeugung von Polyphasensequenzen
US8331419B2 (en) 2008-05-15 2012-12-11 Marvell World Trade Ltd. Efficient physical layer preamble format
CN101959289B (zh) * 2009-07-13 2013-03-27 重庆无线绿洲通信技术有限公司 周期多相互补序列集的生成方法
CN101909028B (zh) * 2010-07-08 2013-02-20 清华大学 一种单载波解调方法和系统、发射机和接收机
CN103546399B (zh) * 2012-07-17 2016-12-21 京信通信系统（中国）有限公司 一种信道估计方法及装置
EP3085104A1 (de) * 2013-12-16 2016-10-26 Thomson Licensing Registrierung mehrerer konten anhand eines optischen codebildes
CN104869082B (zh) * 2014-02-21 2019-02-05 联想(北京)有限公司 一种信息处理方法及电子设备
CN106165340B (zh) * 2014-04-28 2020-06-16 加泽一郎 加密方法、程序和系统
JP6404951B2 (ja) 2014-05-23 2018-10-17 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． シーケンス生成方法、ならびにシーケンス生成のための端末および基地局
US10211893B2 (en) * 2015-04-17 2019-02-19 Qualcomm Incorporated Efficient channel estimation using Golay sequences
WO2017134310A1 (en) * 2016-02-04 2017-08-10 Decawave Ltd. Secure channel sounding
CN115277317B (zh) * 2022-07-29 2023-07-25 西南交通大学 一种信道估计方法、系统、设备及计算机可读存储介质
WO2025014492A1 (en) * 2023-07-13 2025-01-16 Greater Shine Limited Apparatus and method for time-domain delay spread and delay shift estimation

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FR2698226B1 (fr) * 1992-11-18 1995-01-13 Alcatel Radiotelephone Séquence d'apprentissage pour l'estimation d'un canal de transmission et dispositif d'estimation correspondant.
GB2281482B (en) * 1993-08-26 1997-10-22 Roke Manor Research Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit
DE19614543C1 (de) * 1996-04-12 1997-08-28 Philips Patentverwaltung Entzerrer mit erweiterter Kanalschätzung für einen Empfänger in einem digitalen Übertragungssystem
US6581179B1 (en) * 1996-06-25 2003-06-17 Ericsson Inc. Methods for generating side information in the presence of time-selective fading
US5768307A (en) * 1996-09-13 1998-06-16 Telefonaktiebolaget Lm Ericsson Coherent demodulation with decision-directed channel estimation for digital communication
IT1293447B1 (it) 1997-07-14 1999-03-01 Cselt Centro Studi Lab Telecom Procedimento e sistema per la ricezione di segnali digitali
GB2339120B (en) * 1998-06-30 2003-03-19 Nec Technologies Channel estimation device for digital telecommunications stations
BR9913505B1 (pt) 1998-09-08 2013-04-02 processo para a sincronizaÇço de uma estaÇço rÁdio base com uma estaÇço màvel, estaÇço rÁdio base, estaÇço màvel, e sequÊncia de sinais.
US6567482B1 (en) 1999-03-05 2003-05-20 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for efficient synchronization in spread spectrum communications
FR2803468B1 (fr) * 1999-12-30 2002-04-12 Mitsubishi Electric Inf Tech Methode d'estimation d'un canal de transmission ou de telecommunications
FR2803467B1 (fr) * 1999-12-30 2002-02-08 Mitsubishi Electric Inf Tech Methode d'estimation d'un canal de transmission ou de telecommunication
JP2002164810A (ja) * 2000-09-12 2002-06-07 Katsuyoshi Azeyanagi 巡回シフト形符号分割多重通信方式
FR2814877B1 (fr) * 2000-10-02 2003-01-03 Mitsubishi Electric Inf Tech Sequence d'estimation de canal et procede d'estimation d'un canal de transmission qui utilise une telle sequence d'estimation de canal
FR2814885B1 (fr) * 2000-10-03 2003-05-30 Mitsubishi Electric Inf Tech Methode de synchronisation de stations de base

Also Published As

Publication number Publication date
CN100385798C (zh) 2008-04-30
DE60101986D1 (de) 2004-03-18
US7046748B2 (en) 2006-05-16
EP1420555B1 (de) 2005-12-21
US20030138063A1 (en) 2003-07-24
US20020041636A1 (en) 2002-04-11
EP1420555A2 (de) 2004-05-19
FR2814877A1 (fr) 2002-04-05
EP1193930B1 (de) 2004-02-11
ATE259566T1 (de) 2004-02-15
EP1193930A1 (de) 2002-04-03
JP4641133B2 (ja) 2011-03-02
CN101150548A (zh) 2008-03-26
CN101150548B (zh) 2013-02-13
US6553082B2 (en) 2003-04-22
CN101150346B (zh) 2012-01-11
DE60101986T2 (de) 2004-07-15
CN101150347A (zh) 2008-03-26
US6795513B2 (en) 2004-09-21
US7254193B2 (en) 2007-08-07
JP2002185370A (ja) 2002-06-28
US20060029165A1 (en) 2006-02-09
CN1345124A (zh) 2002-04-17
EP1420555A3 (de) 2004-06-09
US20040248522A1 (en) 2004-12-09
DE60116149T2 (de) 2006-09-21
CN101159469B (zh) 2011-10-05
CN101150347B (zh) 2012-01-18
CN101150346A (zh) 2008-03-26
FR2814877B1 (fr) 2003-01-03
DE60116149D1 (de) 2006-01-26
CN101159469A (zh) 2008-04-09

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