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DE69026475D1 - Vorrichtung zur Verarbeitung eines Bildaufnahmesignals - Google Patents

Vorrichtung zur Verarbeitung eines Bildaufnahmesignals

Info

Publication number
DE69026475D1
DE69026475D1 DE69026475T DE69026475T DE69026475D1 DE 69026475 D1 DE69026475 D1 DE 69026475D1 DE 69026475 T DE69026475 T DE 69026475T DE 69026475 T DE69026475 T DE 69026475T DE 69026475 D1 DE69026475 D1 DE 69026475D1
Authority
DE
Germany
Prior art keywords
processing
image recording
recording signal
signal
image
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
DE69026475T
Other languages
English (en)
Other versions
DE69026475T2 (de
Inventor
Eiji Ohara
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69026475D1 publication Critical patent/DE69026475D1/de
Publication of DE69026475T2 publication Critical patent/DE69026475T2/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
    • H04N5/20—Circuitry for controlling amplitude response

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
DE69026475T 1989-11-29 1990-11-28 Vorrichtung zur Verarbeitung eines Bildaufnahmesignals Expired - Fee Related DE69026475T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1307429A JP2722351B2 (ja) 1989-11-29 1989-11-29 撮像信号処理装置

Publications (2)

Publication Number Publication Date
DE69026475D1 true DE69026475D1 (de) 1996-05-15
DE69026475T2 DE69026475T2 (de) 1996-09-05

Family

ID=17968958

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69026475T Expired - Fee Related DE69026475T2 (de) 1989-11-29 1990-11-28 Vorrichtung zur Verarbeitung eines Bildaufnahmesignals

Country Status (4)

Country Link
US (1) US5426461A (de)
EP (1) EP0430670B1 (de)
JP (1) JP2722351B2 (de)
DE (1) DE69026475T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003259151A (ja) 2002-02-28 2003-09-12 Seiko Epson Corp 画像信号処理回路及び半導体装置
TWI349260B (en) * 2006-08-11 2011-09-21 Realtek Semiconductor Corp Pseudo-differential analog front end circuit and image processing device
TWI349489B (en) * 2006-09-07 2011-09-21 Realtek Semiconductor Corp Image processing device and method
TWI362881B (en) * 2008-09-17 2012-04-21 Realtek Semiconductor Corp Method and analog front-end processing apparatus for pin-sharing

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735393A (en) * 1971-11-22 1973-05-22 Bell Telephone Labor Inc Self companding pulse code modulation systems
US4000366A (en) * 1975-03-25 1976-12-28 The United States Of America As Represented By The Secretary Of The Air Force Adaptive gray scale control circuit for television video signals
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
US4403253A (en) * 1981-12-28 1983-09-06 General Electric Company Uniform distribution video processor with controlled reference voltages
US4578715A (en) * 1983-02-14 1986-03-25 Ricoh Company, Ltd. Picture signal quantizing circuit
JPS60206247A (ja) * 1984-03-30 1985-10-17 Nec Corp デジタル信号検出回路
US4642694A (en) * 1984-05-22 1987-02-10 Casio Computer Co., Ltd. Television video signal A/D converter
US4625240A (en) * 1984-07-25 1986-11-25 Eeco, Inc. Adaptive automatic gain control
JPS61112414A (ja) * 1984-11-06 1986-05-30 Nec Corp 自動レベル制御回路
EP0227891B1 (de) * 1985-09-05 1992-12-02 OMRON Corporation Schaltung für einen Messwertumformer
JPS6392171A (ja) * 1986-10-07 1988-04-22 Matsushita Electric Ind Co Ltd 液晶テレビ用ガンマ補正回路
US4774579A (en) * 1986-10-30 1988-09-27 Kucheran Duane A Apparatus for quantifying video images of light beams
FR2606956A1 (fr) * 1986-11-14 1988-05-20 Radiotechnique Compelec Dispositif de conversion analogique-numerique comportant un dispositif de controle automatique de gain
US4771267A (en) * 1986-12-24 1988-09-13 Hughes Aircraft Company Analog offset compensation technique
US4875045A (en) * 1988-03-09 1989-10-17 Northern Telecom Limited Variable gain encoder apparatus and method
JPH01318431A (ja) * 1988-06-20 1989-12-22 Toshiba Corp アナログ／ディジタル変換回路
EP0360918A1 (de) * 1988-09-30 1990-04-04 Computer Gesellschaft Konstanz Mbh Schaltungsanordnung zur Klemmung von in einer Videosignalfolge enthaltenen Schwarzwert-Referenz-signale

Also Published As

Publication number Publication date
JP2722351B2 (ja) 1998-03-04
DE69026475T2 (de) 1996-09-05
EP0430670A2 (de) 1991-06-05
US5426461A (en) 1995-06-20
EP0430670B1 (de) 1996-04-10
JPH03169171A (ja) 1991-07-22
EP0430670A3 (en) 1992-01-08

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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