JPS6230465U - - Google Patents

Info

Publication number
JPS6230465U
JPS6230465U JP1985120332U JP12033285U JPS6230465U JP S6230465 U JPS6230465 U JP S6230465U JP 1985120332 U JP1985120332 U JP 1985120332U JP 12033285 U JP12033285 U JP 12033285U JP S6230465 U JPS6230465 U JP S6230465U
Authority
JP
Japan
Prior art keywords
limiter circuit
canceled
video signal
predetermined value
utility
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
JP1985120332U
Other languages
English (en)
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 filed Critical
Priority to JP1985120332U priority Critical patent/JPS6230465U/ja
Priority to US06/892,823 priority patent/US4760450A/en
Publication of JPS6230465U publication Critical patent/JPS6230465U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の実施例を示す図、第２図は
従来の構成を示す図である。 Ｑ１，Ｑ２……差動トランジスタ、Ｑ３……ト
ランジスタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 映像信号の白ピークをクリツプさせてブルーミ
    ングを防止するようにしたリミツタ回路であつて
    、コントラスト電圧が所定値以上となつたとき、
    リミツト動作を解除するようにしたことを特徴と
    するリミツタ回路。
JP1985120332U 1985-08-06 1985-08-06 Pending JPS6230465U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1985120332U JPS6230465U (ja) 1985-08-06 1985-08-06
US06/892,823 US4760450A (en) 1985-08-06 1986-08-04 Limiter circuit for preventing blooming in a video display terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985120332U JPS6230465U (ja) 1985-08-06 1985-08-06

Publications (1)

Publication Number Publication Date
JPS6230465U true JPS6230465U (ja) 1987-02-24

Family

ID=14783641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985120332U Pending JPS6230465U (ja) 1985-08-06 1985-08-06

Country Status (2)

Country Link
US (1) US4760450A (ja)
JP (1) JPS6230465U (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5068730A (en) * 1989-04-20 1991-11-26 Thomson Consumer Electronics, Inc. Video control circuit
SG93774A1 (en) * 1991-08-30 2003-01-21 Thomson Consumer Electronics Video system including appararus for deactivating an automatic control arrangement
US5847773A (en) * 1991-08-30 1998-12-08 Thomson Consumer Electronics, Inc. Video system including apparatus for deactivating an automatic control arrangement

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112368A (en) * 1974-07-23 1976-01-30 Pii Kurausu Richaado Teepaazukesareru kinzokubonitaisuru shijisochi

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3205446A (en) * 1959-04-28 1965-09-07 Philco Corp Signal contrast enhancement circuit
GB978199A (en) * 1961-05-31 1964-12-16 Fernseh Gmbh Signal limiter circuit arrangement
JPS5840369B2 (ja) * 1974-04-04 1983-09-05 ソニー株式会社 クリツプカイロ
JPS5568774A (en) * 1978-11-17 1980-05-23 Matsushita Electric Ind Co Ltd Blooming preventing device
JPS5593376A (en) * 1979-01-10 1980-07-15 Hitachi Denshi Ltd White clip circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5112368A (en) * 1974-07-23 1976-01-30 Pii Kurausu Richaado Teepaazukesareru kinzokubonitaisuru shijisochi

Also Published As

Publication number Publication date
US4760450A (en) 1988-07-26

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