DE69113522D1 - Technik zur Geisterbildauslöschung für analoges Fernsehen. - Google Patents

Technik zur Geisterbildauslöschung für analoges Fernsehen.

Info

Publication number
DE69113522D1
DE69113522D1 DE69113522T DE69113522T DE69113522D1 DE 69113522 D1 DE69113522 D1 DE 69113522D1 DE 69113522 T DE69113522 T DE 69113522T DE 69113522 T DE69113522 T DE 69113522T DE 69113522 D1 DE69113522 D1 DE 69113522D1
Authority
DE
Germany
Prior art keywords
ghosting
technology
analog television
television
analog
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 - Fee Related
Application number
DE69113522T
Other languages
English (en)
Other versions
DE69113522T2 (de
Inventor
Ender Ayanoglu
Israel Bar-David
Richard D Gitlin
I Chin-Lin I Chin-Lin
Jack H Winters
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.)
AT&T Corp
Original Assignee
AT&T 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 AT&T Corp filed Critical AT&T Corp
Publication of DE69113522D1 publication Critical patent/DE69113522D1/de
Application granted granted Critical
Publication of DE69113522T2 publication Critical patent/DE69113522T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE69113522T 1990-06-25 1991-06-17 Technik zur Geisterbildauslöschung für analoges Fernsehen. Expired - Fee Related DE69113522T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/542,612 US5119196A (en) 1990-06-25 1990-06-25 Ghost cancellation of analog tv signals

Publications (2)

Publication Number Publication Date
DE69113522D1 true DE69113522D1 (de) 1995-11-09
DE69113522T2 DE69113522T2 (de) 1996-04-04

Family

ID=24164572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69113522T Expired - Fee Related DE69113522T2 (de) 1990-06-25 1991-06-17 Technik zur Geisterbildauslöschung für analoges Fernsehen.

Country Status (4)

Country Link
US (1) US5119196A (de)
EP (1) EP0463781B1 (de)
JP (1) JP2695541B2 (de)
DE (1) DE69113522T2 (de)

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* Cited by examiner, † Cited by third party
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US5278872A (en) * 1991-05-28 1994-01-11 North American Philips Corporation System and circuit architecture for echo cancellation and a television receiver comprising same
GB9112570D0 (en) * 1991-06-11 1991-07-31 Inmos Ltd Video signal processing
US5361102A (en) * 1991-09-04 1994-11-01 Samsung Electronics Co., Ltd. System to cancel ghosts in NTSC television transmission
US5285280A (en) * 1993-03-19 1994-02-08 Industrial Technology Research Institute Division method and system for ghost cancellation
US5818517A (en) * 1993-11-12 1998-10-06 Northern Telecom Limited Broadband interference reduction
US5533063A (en) * 1994-01-31 1996-07-02 The Regents Of The University Of California Method and apparatus for multipath channel shaping
US5648987A (en) * 1994-03-24 1997-07-15 Samsung Electronics Co., Ltd. Rapid-update adaptive channel-equalization filtering for digital radio receivers, such as HDTV receivers
US5651010A (en) * 1995-03-16 1997-07-22 Bell Atlantic Network Services, Inc. Simultaneous overlapping broadcasting of digital programs
US5666365A (en) * 1995-03-16 1997-09-09 Bell Atlantic Network Services, Inc. Simulcast transmission of digital programs to shared antenna receiving systems
US5852612A (en) * 1995-03-16 1998-12-22 Bell Atlantic Network Services, Inc. Terminal for receiving simulcast digital video programs
US5822324A (en) * 1995-03-16 1998-10-13 Bell Atlantic Network Services, Inc. Simulcasting digital video programs for broadcast and interactive services
US5745396A (en) * 1995-04-28 1998-04-28 Lucent Technologies Inc. Pipelined adaptive IIR filter
US5654766A (en) * 1995-06-29 1997-08-05 Philips Electronics North America Corporation Television tuning systems and methods employing use of ghost cancellation and antenna directionality control to produce a ghost-free television signal
US5751347A (en) * 1996-03-26 1998-05-12 Harris Corporation Vestigial sideband test signal generator and method
US6177951B1 (en) * 1996-12-18 2001-01-23 Philips Electronics North America Corporation Digital receiver which utilizes a rejection filter for cancellation of known co-channel interference and an equalizer for equalizing multipath channels without attempting to equalize the co-channel interference
US5946351A (en) * 1996-12-27 1999-08-31 At&T Corporation Tap selectable decision feedback equalizer
US5835895A (en) * 1997-08-13 1998-11-10 Microsoft Corporation Infinite impulse response filter for 3D sound with tap delay line initialization
KR100269130B1 (ko) * 1997-11-21 2000-10-16 윤종용 단일고스트제거기를갖는디지털/아날로그tv방송공용수신기와고스트제거방법
JPH11223568A (ja) * 1998-02-06 1999-08-17 Mitsubishi Electric Corp 半導体圧力検出装置
US6115418A (en) * 1998-02-09 2000-09-05 National Semiconductor Corporation Simplified equalizer for twisted pair channel
JPH11230845A (ja) * 1998-02-17 1999-08-27 Mitsubishi Electric Corp 半導体圧力検出装置
US6415003B1 (en) 1998-09-11 2002-07-02 National Semiconductor Corporation Digital baseline wander correction circuit
GB2341763B (en) * 1998-09-15 2000-09-13 3Com Technologies Ltd Data receiver including hybrid decision feedback equalizer
US6438163B1 (en) 1998-09-25 2002-08-20 National Semiconductor Corporation Cable length and quality indicator
US6122015A (en) * 1998-12-07 2000-09-19 General Electric Company Method and apparatus for filtering digital television signals
DE19857039A1 (de) 1998-12-10 2000-06-21 Siemens Ag Mikroelektronische Struktur
DE19857030A1 (de) * 1998-12-10 2000-06-15 Thomson Brandt Gmbh Verfahren zur Wiederherstellung eines Videosignals
US6700930B1 (en) * 1999-04-01 2004-03-02 Zenith Electronics Corporation Ghost eliminating equalizer
US6418172B1 (en) 1999-04-21 2002-07-09 National Semiconductor Corporation Look-ahead maximum likelihood sequence estimation decoder
KR100606042B1 (ko) 1999-07-07 2006-07-28 삼성전자주식회사 수신신호상태 표시장치 및 방법
US6608862B1 (en) * 1999-08-20 2003-08-19 Ericsson, Inc. Method and apparatus for computing prefilter coefficients
US6493329B1 (en) * 1999-08-23 2002-12-10 Qualcomm Incorporated Adaptive channel estimation in a wireless communication system
US6417805B1 (en) * 1999-10-21 2002-07-09 General Electric Company Three-dimensional channel sounder for DTV receivers
US7050517B1 (en) 2000-04-28 2006-05-23 National Semiconductor Corporation System and method suitable for receiving gigabit ethernet signals
US7254198B1 (en) 2000-04-28 2007-08-07 National Semiconductor Corporation Receiver system having analog pre-filter and digital equalizer
US7038733B2 (en) 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
DE10362073A1 (de) * 2003-11-06 2005-11-24 Herbert Buchner Vorrichtung und Verfahren zum Verarbeiten eines Eingangssignals
CN101436876B (zh) * 2008-11-26 2013-03-20 华为技术有限公司 一种对消测试信号的方法和系统
US11610597B2 (en) 2020-05-29 2023-03-21 Shure Acquisition Holdings, Inc. Anti-causal filter for audio signal processing

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5455321A (en) * 1977-10-13 1979-05-02 Sony Corp Television receiver
US4371266A (en) * 1980-08-14 1983-02-01 Rca Corporation Television ghost detector system
US4367489A (en) * 1980-08-14 1983-01-04 Rca Corporation Television ghost detection and cancellation system controlled over several lines of a vertical retrace interval
JPS5776910A (en) * 1980-10-29 1982-05-14 Matsushita Electric Ind Co Ltd Ghost rejecting device
JPS57104382A (en) * 1980-12-22 1982-06-29 Hitachi Ltd Ghost rejecting device for television receiver
US4359778A (en) * 1981-02-05 1982-11-16 Zenith Radio Corporation Channel equalizer and method for cancelling ghosts
US4413282A (en) * 1981-04-06 1983-11-01 Rca Corporation Television ghost signal detection during the video information interval
JPS58115987A (ja) * 1981-12-28 1983-07-09 Sony Corp ゴ−スト除去装置
US4559450A (en) * 1982-08-06 1985-12-17 Unisearch Limited Quantitative compositional analyser for use with scanning electron microscopes
US4564862A (en) * 1982-08-09 1986-01-14 Edwin Cohen Ghost signal elimination circuit
JPS59103477A (ja) * 1982-12-06 1984-06-14 Toshiba Corp メモリデ−タ処理装置
JPS59211388A (ja) * 1983-05-17 1984-11-30 Toshiba Corp ゴ−スト除去装置
US4698680A (en) * 1985-12-24 1987-10-06 Rca Corporation Digital correlation apparatus as for a television deghosting system
US4727424A (en) * 1986-10-16 1988-02-23 Rca Corporation Sampled data filtering system, including a crossbar switch matrix, as for a ghost cancellation system
JPS6432577A (en) * 1987-04-07 1989-02-02 Japan Radio Co Ltd Ghost canceller
JP2534737B2 (ja) * 1987-11-24 1996-09-18 日本電気ホームエレクトロニクス株式会社 ゴ―スト除去用フィルタ回路
US4864403A (en) * 1988-02-08 1989-09-05 Rca Licensing Corporation Adaptive television ghost cancellation system including filter circuitry with non-integer sample delay
US4941049A (en) * 1989-01-17 1990-07-10 Zenith Electronics Corporation Television system using reversing scan which minimizes ghost visibility
US5047859A (en) * 1990-10-09 1991-09-10 North American Philips Corporation Method and apparatus for communication channel identification and signal restoration

Also Published As

Publication number Publication date
JPH0723255A (ja) 1995-01-24
US5119196A (en) 1992-06-02
EP0463781B1 (de) 1995-10-04
EP0463781A2 (de) 1992-01-02
JP2695541B2 (ja) 1997-12-24
DE69113522T2 (de) 1996-04-04
EP0463781A3 (en) 1992-05-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee