CN1088044A - 操作电视接收机或录象机的消重影电路的方法 - Google Patents

操作电视接收机或录象机的消重影电路的方法 Download PDF

Info

Publication number
CN1088044A
CN1088044A CN93119568A CN93119568A CN1088044A CN 1088044 A CN1088044 A CN 1088044A CN 93119568 A CN93119568 A CN 93119568A CN 93119568 A CN93119568 A CN 93119568A CN 1088044 A CN1088044 A CN 1088044A
Authority
CN
China
Prior art keywords
computer
ghost image
filter
signal
filtering parameter
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.)
Pending
Application number
CN93119568A
Other languages
English (en)
Chinese (zh)
Inventor
C·B·帕特尔
杨俭
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1088044A publication Critical patent/CN1088044A/zh
Pending legal-status Critical Current

Links

Images

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
    • 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)
  • Picture Signal Circuits (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CN93119568A 1992-12-02 1993-10-25 操作电视接收机或录象机的消重影电路的方法 Pending CN1088044A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US984,486 1992-12-02
US07/984,486 US5331416A (en) 1992-12-02 1992-12-02 Methods for operating ghost-cancelation circuitry for TV receiver or video recorder

Publications (1)

Publication Number Publication Date
CN1088044A true CN1088044A (zh) 1994-06-15

Family

ID=25530608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN93119568A Pending CN1088044A (zh) 1992-12-02 1993-10-25 操作电视接收机或录象机的消重影电路的方法

Country Status (8)

Country Link
US (1) US5331416A (US06235095-20010522-C00021.png)
EP (1) EP0600739B1 (US06235095-20010522-C00021.png)
JP (1) JP3025402B2 (US06235095-20010522-C00021.png)
KR (1) KR0164053B1 (US06235095-20010522-C00021.png)
CN (1) CN1088044A (US06235095-20010522-C00021.png)
DE (1) DE69326051T2 (US06235095-20010522-C00021.png)
RU (1) RU2138922C1 (US06235095-20010522-C00021.png)
TW (1) TW229347B (US06235095-20010522-C00021.png)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6937292B1 (en) * 1992-04-22 2005-08-30 Samsung Electronics Co., Ltd. Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
US5532755A (en) * 1994-01-05 1996-07-02 Samsung Electronics Co., Ltd. Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier
US5483292A (en) * 1994-03-09 1996-01-09 Samsung Electronics Co., Ltd. Symbol clock regeneration in digital signal receivers for recovering digital data buried in NTSC TV signals
KR0124597B1 (ko) * 1994-04-12 1997-12-01 구자홍 에이치디티브이(hdtv)용 채널등화기
KR0151031B1 (ko) * 1994-06-23 1998-10-15 김광호 디지탈 필터회로와 그 신호 처리방법
FR2742956B1 (fr) * 1995-12-22 1998-01-30 Thomson Multimedia Sa Circuit pour realiser un filtrage de nyquist numerique de signaux a frequence intermediaire fi
US5731848A (en) * 1995-12-22 1998-03-24 Samsung Electronics Co., Ltd. Digital VSB detector with bandpass phase tracker using Ng filters, as for use in an HDTV receiver
US6377308B1 (en) * 1996-06-26 2002-04-23 Intel Corporation Method and apparatus for line-specific decoding of VBI scan lines
US6088388A (en) * 1997-09-16 2000-07-11 Tektronix, Inc. Digital fir filters for compensation of nyquist slope in pseudo-synchronous demodulators
US6600778B1 (en) * 1997-11-03 2003-07-29 Lg Electronics Inc. Method and apparatus for VSB symbol sync recovery
US6711205B1 (en) * 1998-09-25 2004-03-23 Intel Corporation Tone detector for use in a modem
US6661848B1 (en) 1998-09-25 2003-12-09 Intel Corporation Integrated audio and modem device
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
MXPA02011140A (es) * 2000-05-17 2003-04-25 Zenith Electronics Corp Ecualizador de eliminacion de fantasma.
US7038733B2 (en) * 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
US7092036B2 (en) * 2002-04-16 2006-08-15 Thomson Licensing Equalizer system including a comb filter in an HDTV system
US8253859B2 (en) * 2006-05-16 2012-08-28 Sony Corporation Transmission system, transmission apparatus, and transmission method for transmitting video data
TW200945816A (en) * 2008-04-25 2009-11-01 Chun Chien Cable Television Co Ltd Noise measuring method of digital signal and measuring device thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481643A (en) * 1982-07-01 1984-11-06 Tokyo Shibaura Denki Kabushiki Kaisha Automatic equalizer
JP2614633B2 (ja) * 1988-03-11 1997-05-28 日本電気ホームエレクトロニクス株式会社 ゴースト除去装置
US4912557A (en) * 1988-05-16 1990-03-27 Faroudja Y C Control method for television ghost reduction system
JP2532928B2 (ja) * 1988-10-26 1996-09-11 日本ビクター株式会社 ゴ―スト除去装置
JPH02177771A (ja) * 1988-12-28 1990-07-10 Nec Home Electron Ltd ゴーストキャンセラ
EP0450720B1 (en) * 1990-04-04 1995-09-27 Koninklijke Philips Electronics N.V. Ghost cancellation circuit
JP2514854B2 (ja) * 1990-06-15 1996-07-10 パイオニア株式会社 映像信号のノイズ除去装置
US5111298A (en) * 1990-10-09 1992-05-05 North American Philips Corporation Method and apparatus for communication channel identification and signal restoration
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

Also Published As

Publication number Publication date
JP3025402B2 (ja) 2000-03-27
KR940017736A (ko) 1994-07-27
TW229347B (US06235095-20010522-C00021.png) 1994-09-01
EP0600739A2 (en) 1994-06-08
EP0600739A3 (en) 1995-08-02
JPH07322097A (ja) 1995-12-08
DE69326051T2 (de) 2000-04-06
EP0600739B1 (en) 1999-08-18
RU2138922C1 (ru) 1999-09-27
DE69326051D1 (de) 1999-09-23
KR0164053B1 (ko) 1999-01-15
US5331416A (en) 1994-07-19

Similar Documents

Publication Publication Date Title
CN1054487C (zh) 电视接收机或录象机消重影基准信号采集电路
CN1088044A (zh) 操作电视接收机或录象机的消重影电路的方法
US5481316A (en) System, apparatus and method for canceling televison ghost signals
US5341177A (en) System to cancel ghosts generated by multipath transmission of television signals
US5532755A (en) Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier
JPS63313981A (ja) ディジタルテレビジョン画像の動きベクトル処理装置
KR0162611B1 (ko) Ntsc tv 신호에 실린 디지털 데이타를 복구하기 위한 디지털 신호 수신기에 있어서 기호 클럭 재생 회로
US6480239B1 (en) Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
US7542620B1 (en) Robust temporal dithering and filtering
CN102223497B (zh) 等化模拟电视信号的设备及方法
US5283650A (en) System for ghost cancellation comprising an improved GCR signal sequence
KR0169617B1 (ko) 텔레비젼 수신기 전단과 고스트 억압 회로를 가지는 비디오 테이프 레코더
KR0129150B1 (ko) 고스트 제거방법
KR0139158B1 (ko) 고스트제거기준(gcr)신호검출방법 및 그 장치
JP2665308B2 (ja) ベッセルチャープ信号と擬似雑音順次列信号を有するゴースト除去基準信号及びその信号を利用するテレビジョン受像機
WO1996015625A1 (en) Video signal processing
JPS60250782A (ja) ゴ−スト消去装置
JPH04115614A (ja) 自動等化器
JPH0130347B2 (US06235095-20010522-C00021.png)
JPH04172774A (ja) 波形等化装置
JPH0474066A (ja) テレビジョン受像機
JPH03104410A (ja) 波形等化装置、該波形等化装置を具備した画像機器、及び該波形等化装置用のトランスバーサルフィルタ
JPH01212974A (ja) ゴースト除去方法
EP0739567A1 (en) Video signal processing
JPH10234055A (ja) テレビジョン信号処理装置および方法、並びに伝送媒体

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication