DE3576632D1 - Schaltung zur bearbeitung von videosignalen. - Google Patents

Schaltung zur bearbeitung von videosignalen.

Info

Publication number
DE3576632D1
DE3576632D1 DE8585114487T DE3576632T DE3576632D1 DE 3576632 D1 DE3576632 D1 DE 3576632D1 DE 8585114487 T DE8585114487 T DE 8585114487T DE 3576632 T DE3576632 T DE 3576632T DE 3576632 D1 DE3576632 D1 DE 3576632D1
Authority
DE
Germany
Prior art keywords
circuit
video signals
processing video
processing
signals
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
DE8585114487T
Other languages
English (en)
Inventor
Masaru Noda
Minoru Kato
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3576632D1 publication Critical patent/DE3576632D1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Signal Processing For Recording (AREA)
DE8585114487T 1984-11-19 1985-11-14 Schaltung zur bearbeitung von videosignalen. Expired - Lifetime DE3576632D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59242310A JPS61121574A (ja) 1984-11-19 1984-11-19 ビデオ信号処理回路

Publications (1)

Publication Number Publication Date
DE3576632D1 true DE3576632D1 (de) 1990-04-19

Family

ID=17087312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585114487T Expired - Lifetime DE3576632D1 (de) 1984-11-19 1985-11-14 Schaltung zur bearbeitung von videosignalen.

Country Status (4)

Country Link
US (1) US4677486A (de)
EP (1) EP0182294B1 (de)
JP (1) JPS61121574A (de)
DE (1) DE3576632D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703343A (en) * 1984-12-25 1987-10-27 Matsushita Electric Industrial Co., Ltd. Noise reduction feedback type comb filter
US4760449A (en) * 1985-04-03 1988-07-26 Matsushita Electric Industrial Co., Ltd. Video signal processing apparatus
KR900009063B1 (ko) * 1985-09-09 1990-12-17 니뽕 빅터 가부시끼가이샤 반송 색 신호 처리 회로
US4951144A (en) * 1989-04-12 1990-08-21 The Grass Valley Group, Inc. Recursive video blur effect
US5144434A (en) * 1989-07-13 1992-09-01 Canon Kabushiki Kaisha Video signal processing device using look-up table
JPH0398086A (ja) * 1989-09-11 1991-04-23 Victor Co Of Japan Ltd 液晶表示装置における残像打消回路
US5325203A (en) * 1992-04-16 1994-06-28 Sony Corporation Adaptively controlled noise reduction device for producing a continuous output

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5140757B2 (de) * 1974-02-18 1976-11-05
JPS56110391A (en) * 1980-02-05 1981-09-01 Matsushita Electric Ind Co Ltd Automatic gain control circuit of television signal
CA1202413A (en) * 1983-04-07 1986-03-25 Shintaro Nakagaki Noise reduction circuit for a video signal
JPS60114017A (ja) * 1983-11-26 1985-06-20 Victor Co Of Japan Ltd 帰還型くし形フイルタ
JPS60121885A (ja) * 1983-12-05 1985-06-29 Victor Co Of Japan Ltd 映像信号の雑音低減回路
JPS60154780A (ja) * 1984-01-25 1985-08-14 Hitachi Ltd 映像信号処理回路
JPS6184972A (ja) * 1984-10-03 1986-04-30 Hitachi Ltd 映像信号の垂直方向エンフアシス回路

Also Published As

Publication number Publication date
US4677486A (en) 1987-06-30
JPH0523544B2 (de) 1993-04-05
JPS61121574A (ja) 1986-06-09
EP0182294A2 (de) 1986-05-28
EP0182294A3 (en) 1987-06-10
EP0182294B1 (de) 1990-03-14

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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