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DE60300626D1 - Empfänger und Verfahren mit einer vorwärtsgekoppelten datengestützten Kanalschätzung - Google Patents

Empfänger und Verfahren mit einer vorwärtsgekoppelten datengestützten Kanalschätzung

Info

Publication number
DE60300626D1
DE60300626D1 DE60300626T DE60300626T DE60300626D1 DE 60300626 D1 DE60300626 D1 DE 60300626D1 DE 60300626 T DE60300626 T DE 60300626T DE 60300626 T DE60300626 T DE 60300626T DE 60300626 D1 DE60300626 D1 DE 60300626D1
Authority
DE
Germany
Prior art keywords
receiver
data based
channel estimation
based channel
coupled data
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60300626T
Other languages
English (en)
Other versions
DE60300626T2 (de
Inventor
Hiroyuki Ishii
Takayuki Ishiguro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of DE60300626D1 publication Critical patent/DE60300626D1/de
Application granted granted Critical
Publication of DE60300626T2 publication Critical patent/DE60300626T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
DE2003600626 2002-02-21 2003-02-19 Empfänger und Verfahren mit einer vorwärtsgekoppelten datengestützten Kanalschätzung Expired - Lifetime DE60300626T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002045101A JP3565344B2 (ja) 2002-02-21 2002-02-21 干渉除去システム、及び、干渉除去方法
JP2002045101 2002-02-21

Publications (2)

Publication Number Publication Date
DE60300626D1 true DE60300626D1 (de) 2005-06-16
DE60300626T2 DE60300626T2 (de) 2006-02-02

Family

ID=27655322

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003600626 Expired - Lifetime DE60300626T2 (de) 2002-02-21 2003-02-19 Empfänger und Verfahren mit einer vorwärtsgekoppelten datengestützten Kanalschätzung

Country Status (5)

Country Link
US (1) US7308020B2 (de)
EP (1) EP1339196B1 (de)
JP (1) JP3565344B2 (de)
CN (1) CN1287610C (de)
DE (1) DE60300626T2 (de)

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US9485010B1 (en) * 2001-09-10 2016-11-01 The Directv Group, Inc. Adaptive coding and modulation for spot beam satellite broadcast
US6757321B2 (en) 2002-05-22 2004-06-29 Interdigital Technology Corporation Segment-wise channel equalization based data estimation
JP3581357B2 (ja) * 2002-05-22 2004-10-27 松下電器産業株式会社 通信端末装置及び拡散コード推定方法
US7346103B2 (en) 2003-03-03 2008-03-18 Interdigital Technology Corporation Multi user detection using equalization and successive interference cancellation
CN100486144C (zh) * 2003-04-15 2009-05-06 大唐移动通信设备有限公司 多时隙cdma无线通信系统中提高传输速率的方法
US6944142B2 (en) * 2003-05-13 2005-09-13 Interdigital Technology Corporation Method for soft and softer handover in time division duplex code division multiple access (TDD-CDMA) networks
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
EP1605600B1 (de) * 2004-06-08 2014-04-23 Freescale Semiconductors, Inc. Drahtlose Kommunikationseinheit und Verfahren zur Bearbeitung eines CDMA-Signals
FR2877786B1 (fr) * 2004-11-09 2007-03-16 Telediffusion Fse Procede de reception d'un signal multiporteuse mettant en oeuvre au moins deux estimations d'un canal de propagation et dispositif de reception correspondant
EP1859590B1 (de) * 2004-11-15 2012-03-14 Koninklijke Philips Electronics N.V. Verfahren und vorrichtung zum detektieren des hochmobilitätszustands eines mobilen endgeräts und diesbezügliche einrichtung
AU2006200589A1 (en) * 2005-02-21 2006-09-07 Nec Australia Pty Ltd Method for antenna verification
WO2006106474A2 (en) * 2005-04-08 2006-10-12 Koninklijke Philips Electronics N.V. Method and apparatus for estimating channel in mobile communication system
US20090067518A1 (en) * 2005-12-28 2009-03-12 Bruno Melis Interpolation Method and a Related Device for Channel Estimation in Communication Systems
JP2008301136A (ja) * 2007-05-30 2008-12-11 Kyocera Corp 受信装置、無線通信端末、無線基地局及び受信方法
US8515378B2 (en) 2009-06-15 2013-08-20 Agc Automotive Americas R&D, Inc. Antenna system and method for mitigating multi-path effect
CN101932129A (zh) * 2009-06-21 2010-12-29 先耀无线股份有限公司 多使用者、多模式基带信号方法、时间/频率同步及接收器架构
US8923282B2 (en) * 2011-04-29 2014-12-30 Qualcomm Incorporated Systems and methods for wireless communication of long data units
US9960482B2 (en) 2013-03-15 2018-05-01 Agc Automotive Americas R&D, Inc. Window assembly with transparent regions having a performance enhancing slit formed therein
WO2018035853A1 (zh) * 2016-08-26 2018-03-01 华为技术有限公司 一种编码速率的调整方法及终端
US12335952B2 (en) * 2021-08-05 2025-06-17 Apple Inc. NR control channel element detections to reduce blind demodulation and decoding

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US512051A (en) * 1894-01-02 Electrically-controlled railway-signal
US5127051A (en) 1988-06-13 1992-06-30 Itt Corporation Adaptive modem for varying communication channel
US5414734A (en) * 1993-01-06 1995-05-09 Glenayre Electronics, Inc. Compensation for multi-path interference using pilot symbols
FR2706100B1 (fr) * 1993-03-03 1995-07-21 Alcatel Mobile Comm France Procédé pour égaliser un bloc de données en réception dans un système de communications à accès multiple à répartition dans le temps et récepteur mettant en Óoeuvre ce procédé.
FR2708162B1 (fr) * 1993-07-20 1995-09-01 Alcatel Mobile Comm France Procédé pour déterminer la longueur optimale d'un bloc de données dans un système de communication à accès multiple à répartition dans le temps (AMRT).
US5901185A (en) * 1996-04-15 1999-05-04 Ericsson Inc. Systems and methods for data-augmented, pilot-symbol-assisted radiotelephone communications
JP3872647B2 (ja) * 1999-04-02 2007-01-24 株式会社エヌ・ティ・ティ・ドコモ チャネル推定装置および方法、復調装置および方法、ならびにフェージング周波数判定装置および方法
US6700919B1 (en) * 1999-11-30 2004-03-02 Texas Instruments Incorporated Channel estimation for communication system using weighted estimates based on pilot data and information data
WO2001041350A1 (en) * 1999-12-01 2001-06-07 Telefonaktiebolaget Lm Ericsson (Publ) Bit error estimates from pilot signals
KR100318952B1 (ko) * 1999-12-29 2002-01-04 윤종용 무선통신시스템에서 채널 추정을 위한 장치 및 방법
EP2262157A3 (de) * 2000-07-05 2011-03-23 Sony Deutschland Gmbh Pilotsmusterentwurf für ein STTD-Schema in einem OFDM-System
FR2814011B1 (fr) * 2000-09-14 2003-10-24 France Telecom Procede d'estimation optimale d'un canal de propagation reposant uniquement sur les symboles pilotes et estimateur correspondant
US6775340B1 (en) * 2000-10-13 2004-08-10 Ericsson Inc. Synchronization and channel estimation with extended pilot symbols
KR100614410B1 (ko) * 2000-12-01 2006-08-18 주식회사 케이티 공간-시간 부호화 송신 다이버시티 신호 검출 장치 및 그방법
CA2364986C (en) * 2000-12-22 2007-10-02 Research In Motion Limited Adaptive generalized matched filter rake receiver system and method

Also Published As

Publication number Publication date
US7308020B2 (en) 2007-12-11
CN1287610C (zh) 2006-11-29
CN1440206A (zh) 2003-09-03
EP1339196B1 (de) 2005-05-11
JP2003244022A (ja) 2003-08-29
EP1339196A1 (de) 2003-08-27
US20030185165A1 (en) 2003-10-02
JP3565344B2 (ja) 2004-09-15
DE60300626T2 (de) 2006-02-02

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