DE69734418D1 - Entzerrer mit mehreren Zuständen in einem System zur Verarbeitung digitaler Videosignale - Google Patents

Entzerrer mit mehreren Zuständen in einem System zur Verarbeitung digitaler Videosignale

Info

Publication number
DE69734418D1
DE69734418D1 DE69734418T DE69734418T DE69734418D1 DE 69734418 D1 DE69734418 D1 DE 69734418D1 DE 69734418 T DE69734418 T DE 69734418T DE 69734418 T DE69734418 T DE 69734418T DE 69734418 D1 DE69734418 D1 DE 69734418D1
Authority
DE
Germany
Prior art keywords
digital video
video signals
processing digital
state equalizer
equalizer
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
DE69734418T
Other languages
English (en)
Other versions
DE69734418T2 (de
Inventor
Dong-Chang Shiue
Paul Gothard Knutson
Kumar Ramaswamy
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics 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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Publication of DE69734418D1 publication Critical patent/DE69734418D1/de
Application granted granted Critical
Publication of DE69734418T2 publication Critical patent/DE69734418T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Picture Signal Circuits (AREA)
DE69734418T 1996-06-04 1997-05-28 Entzerrer mit mehreren Zuständen in einem System zur Verarbeitung digitaler Videosignale Expired - Lifetime DE69734418T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/655,269 US5712873A (en) 1996-06-04 1996-06-04 Multi-mode equalizer in a digital video signal processing system

Publications (2)

Publication Number Publication Date
DE69734418D1 true DE69734418D1 (de) 2005-12-01
DE69734418T2 DE69734418T2 (de) 2006-06-14

Family

ID=24628229

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69734418T Expired - Lifetime DE69734418T2 (de) 1996-06-04 1997-05-28 Entzerrer mit mehreren Zuständen in einem System zur Verarbeitung digitaler Videosignale

Country Status (9)

Country Link
US (1) US5712873A (de)
EP (1) EP0812105B1 (de)
JP (1) JP3866375B2 (de)
KR (1) KR100540292B1 (de)
CN (1) CN1112041C (de)
DE (1) DE69734418T2 (de)
HK (1) HK1008290A1 (de)
MY (1) MY115670A (de)
SG (1) SG50838A1 (de)

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US6356598B1 (en) * 1998-08-26 2002-03-12 Thomson Licensing S.A. Demodulator for an HDTV receiver
US6178201B1 (en) * 1998-03-11 2001-01-23 Agilent Technologies Inc. Controlling an adaptive equalizer in a demodulator
EP1078450A4 (de) * 1998-05-04 2002-11-20 Texas Instruments Inc Verfahren und vorrichtung zur taktrückgewinnung für restseitenbandmodulierte signale
KR100309098B1 (ko) * 1998-05-07 2001-11-15 윤종용 기준신호를갖는변복조방식디지털통신시스템수신장치에서의신호처리방법및장치와동일채널간섭신호제거를위한방법및장치
US6816548B1 (en) 1998-06-23 2004-11-09 Thomson Licensing S.A. HDTV channel equalizer
US6483872B2 (en) * 1998-08-25 2002-11-19 Stmicroelectronics, Inc. Method and apparatus for reducing convergence time
KR100442818B1 (ko) * 1998-10-14 2004-09-18 삼성전자주식회사 순차적 갱신 적응형 등화기 및 그 방법
ATE278275T1 (de) 1998-11-03 2004-10-15 Broadcom Corp Qam/vsb zweimodenempfänger
US6842495B1 (en) * 1998-11-03 2005-01-11 Broadcom Corporation Dual mode QAM/VSB receiver
US6775334B1 (en) * 1998-11-03 2004-08-10 Broadcom Corporation Equalization and decision-directed loops with trellis demodulation in high definition TV
US20010028630A1 (en) * 1998-11-09 2001-10-11 Doron Burshtein Methods and apparatus for robust and low-complexity QAM modulation
US6219379B1 (en) 1998-11-17 2001-04-17 Philips Electronics North America Corporation VSB receiver with complex equalization for improved multipath performance
US6693958B1 (en) * 1998-12-22 2004-02-17 Thomson Licensing S.A. Adaptive channel equalizer having a training mode
US6418164B1 (en) * 1999-01-14 2002-07-09 Nxtwave Communications, Inc. Adaptive equalizer with enhanced error quantization
US6724706B1 (en) * 1999-02-26 2004-04-20 Matsushita Electric Industrial Co., Ltd. Digital adaptive equalizer for different quality signals
KR100338755B1 (ko) * 1999-07-12 2002-05-30 윤종용 디지털 신호 수신장치 및 그 방법
US6870882B1 (en) * 1999-10-08 2005-03-22 At&T Corp. Finite-length equalization over multi-input multi-output channels
US6628707B2 (en) * 2001-05-04 2003-09-30 Radiant Networks Plc Adaptive equalizer system for short burst modems and link hopping radio networks
ES2376743T3 (es) * 2002-03-04 2012-03-16 Glowlink Communications Technology, Inc. Detección y medición de interferencia contenida dentro de una portadora digital
JP4304081B2 (ja) * 2002-03-19 2009-07-29 トムソン ライセンシング マルチレベル変調等化スキームのためのスライスアルゴリズム
EP1497916B1 (de) * 2002-04-16 2012-08-15 Thomson Licensing Entscheidungsrückmeldeentzerrer
AU2003226054A1 (en) * 2002-04-17 2003-11-03 Seo Weon Heo Equalizer mode switch
KR100480881B1 (ko) * 2002-06-27 2005-04-07 학교법인대우학원 에러궤환을 이용한 블라인드 적응결정 궤환 등화기
KR100446304B1 (ko) * 2002-08-16 2004-08-31 삼성전자주식회사 고화질 텔레비전에 사용되는 등화기 및 등화 방법
US20050002474A1 (en) * 2003-01-27 2005-01-06 Limberg Allen Leroy PAM radio signal receiver with phase-tracker succeeding adaptive FIR filtering and preceding adaptive IIR filtering
US7263122B2 (en) * 2003-07-29 2007-08-28 Synopsys, Inc. Receiver based decision feedback equalization circuitry and techniques
KR100587336B1 (ko) * 2003-12-01 2006-06-08 엘지전자 주식회사 위상보정 결정궤환 채널등화기
EP1545044B1 (de) * 2003-12-19 2011-03-30 Broadcom Corporation Entscheidungsrückgekoppelte Entzerrer und Takt- und Daten-Rückgewinnungsschaltung für Hochgeschwindigkeitsanwendungen
US7342981B2 (en) * 2004-01-15 2008-03-11 Ati Technologies Inc. Digital receiver having adaptive carrier recovery circuit
KR20070009685A (ko) * 2004-05-12 2007-01-18 톰슨 라이센싱 개선된 획득의 반송파 복구 아키텍처
KR100605610B1 (ko) 2004-12-09 2006-07-31 한국전자통신연구원 심볼간 간섭에 의한 타이밍 마진의 감소를 보상하는데이터 수신 장치 및 그 방법
KR100623064B1 (ko) 2005-05-23 2006-09-13 인하대학교 산학협력단 선형 등화기와 비선형 등화기를 결합한 적응형 등화 시스템및 방법
KR100801055B1 (ko) * 2006-10-16 2008-02-04 삼성전자주식회사 데이터 수신기 및 이를 구비하는 반도체 장치
US8341506B2 (en) * 2007-03-30 2012-12-25 HGST Netherlands B.V. Techniques for correcting errors using iterative decoding
US8116364B2 (en) * 2007-04-18 2012-02-14 Mediatek Inc. Selective slicing equalizer
JP4534174B2 (ja) * 2008-04-23 2010-09-01 ソニー株式会社 復調回路、復調方法、プログラム、受信装置
EP2959629A4 (de) * 2013-02-21 2016-10-05 Qualcomm Inc Verfahren und vorrichtung zur datenunterstützten taktrückgewinnung in einem 10gbase-t-system
US9246587B2 (en) * 2013-04-15 2016-01-26 Broadcom Corporation Compensation for optical multi-path interference
US9553743B2 (en) * 2014-08-25 2017-01-24 Broadcom Corporation Two-dimensional (2D) decision feedback equalizer (DFE) slicer within communication systems

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FR2428946A1 (fr) * 1978-06-13 1980-01-11 Ibm France Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant la modulation d'amplitude en quadrature
FR2454732A1 (fr) * 1979-04-17 1980-11-14 Ibm France Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant une modulation a double bande laterale-porteuses en quadrature
CA2073944C (en) * 1991-07-26 2000-09-19 Woo H. Paik Carrier phase recovery for an adaptive equalizer
JP2542470B2 (ja) * 1992-01-31 1996-10-09 富士通株式会社 デ―タモ―ド収束装置及び方法
US5539773A (en) * 1992-02-17 1996-07-23 Thomson Consumer Electronics S.A. Method and apparatus for ghost cancelling and/or equalizing
JP2795053B2 (ja) * 1992-05-25 1998-09-10 日本電気株式会社 復調装置
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US5414732A (en) * 1993-05-17 1995-05-09 Loral Aerospace Corp. Adaptive equalizer and method for operation at high symbol rates
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US5471504A (en) * 1994-04-14 1995-11-28 Computer & Communication Research Laboratories Bilinear decision feedback equalizer
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US5517213A (en) * 1994-09-29 1996-05-14 Thomson Consumer Electronics, Inc. Process for fast blind equalization of an adaptive equalizer
US5550596A (en) * 1994-11-25 1996-08-27 Thomson Multimedia Sa Digital television signal processing system including a co-channel rejection filter
US5602872A (en) * 1994-12-19 1997-02-11 Texas Instruments Incorporated Method and system for controlling an adaptive, blind, fractionally spaced equalizer
US5572547A (en) * 1995-10-04 1996-11-05 Zenith Electronics Corporation System for controlling the operating mode of an adaptive equalizer
KR0166270B1 (ko) * 1995-11-30 1999-02-01 배순훈 Qam 신호 결정 궤환 등화기

Also Published As

Publication number Publication date
US5712873A (en) 1998-01-27
KR100540292B1 (ko) 2006-03-22
EP0812105B1 (de) 2005-10-26
EP0812105A2 (de) 1997-12-10
CN1112041C (zh) 2003-06-18
DE69734418T2 (de) 2006-06-14
HK1008290A1 (en) 1999-05-07
SG50838A1 (en) 1998-07-20
MX9704115A (es) 1998-06-30
JP3866375B2 (ja) 2007-01-10
JPH1075385A (ja) 1998-03-17
MY115670A (en) 2003-08-30
KR980004315A (ko) 1998-03-30
EP0812105A3 (de) 1999-09-22
CN1171013A (zh) 1998-01-21

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Legal Events

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8364 No opposition during term of opposition