DE69405831D1 - Anzeigesteueranordnung mit Schwarzsignaldetektor - Google Patents

Anzeigesteueranordnung mit Schwarzsignaldetektor

Info

Publication number
DE69405831D1
DE69405831D1 DE69405831T DE69405831T DE69405831D1 DE 69405831 D1 DE69405831 D1 DE 69405831D1 DE 69405831 T DE69405831 T DE 69405831T DE 69405831 T DE69405831 T DE 69405831T DE 69405831 D1 DE69405831 D1 DE 69405831D1
Authority
DE
Germany
Prior art keywords
display control
signal detector
control arrangement
black signal
black
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
DE69405831T
Other languages
English (en)
Other versions
DE69405831T2 (de
Inventor
Masaki Kobayashi
Rieko Kataoka
Masahiro Naitoh
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE69405831D1 publication Critical patent/DE69405831D1/de
Application granted granted Critical
Publication of DE69405831T2 publication Critical patent/DE69405831T2/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
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/002—Intensity circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Processing Of Color Television Signals (AREA)
DE69405831T 1993-07-30 1994-07-29 Anzeigesteueranordnung mit Schwarzsignaldetektor Expired - Fee Related DE69405831T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5189682A JP2521026B2 (ja) 1993-07-30 1993-07-30 表示装置およびそのコントロ―ラにおける黒情報信号の生成および利用手段

Publications (2)

Publication Number Publication Date
DE69405831D1 true DE69405831D1 (de) 1997-10-30
DE69405831T2 DE69405831T2 (de) 1998-03-26

Family

ID=16245422

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69405831T Expired - Fee Related DE69405831T2 (de) 1993-07-30 1994-07-29 Anzeigesteueranordnung mit Schwarzsignaldetektor

Country Status (4)

Country Link
US (1) US5438341A (de)
EP (1) EP0637010B1 (de)
JP (1) JP2521026B2 (de)
DE (1) DE69405831T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617116A (en) * 1994-12-16 1997-04-01 International Business Machines Corporation System and method for sacrificial color matching using bias
US5847701A (en) * 1997-06-10 1998-12-08 Paradise Electronics, Inc. Method and apparatus implemented in a computer system for determining the frequency used by a graphics source for generating an analog display signal
US5987624A (en) * 1997-06-10 1999-11-16 Paradise Electronics, Inc. Method and apparatus for automatically determining signal parameters of an analog display signal received by a display unit of a computer system
JP2003018429A (ja) 2001-07-02 2003-01-17 Matsushita Electric Ind Co Ltd ペデスタルレベル制御回路、およびペデスタルレベル制御方法
KR100449744B1 (ko) * 2002-10-21 2004-09-22 삼성전자주식회사 영상 처리 장치에서의 화면 밝기 제어 방법 및 장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382254A (en) * 1980-06-18 1983-05-03 Nixdorf Computer Corporation Video display control circuitry

Also Published As

Publication number Publication date
JP2521026B2 (ja) 1996-07-31
EP0637010B1 (de) 1997-09-24
JPH0744147A (ja) 1995-02-14
US5438341A (en) 1995-08-01
EP0637010A1 (de) 1995-02-01
DE69405831T2 (de) 1998-03-26

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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