DE69130413D1 - Bildsignalverarbeitung - Google Patents

Bildsignalverarbeitung

Info

Publication number
DE69130413D1
DE69130413D1 DE69130413T DE69130413T DE69130413D1 DE 69130413 D1 DE69130413 D1 DE 69130413D1 DE 69130413 T DE69130413 T DE 69130413T DE 69130413 T DE69130413 T DE 69130413T DE 69130413 D1 DE69130413 D1 DE 69130413D1
Authority
DE
Germany
Prior art keywords
signal processing
image signal
image
processing
signal
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
DE69130413T
Other languages
English (en)
Inventor
Kan Takaiwa
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
Priority claimed from JP2229675A external-priority patent/JP2832078B2/ja
Priority claimed from JP3153149A external-priority patent/JP2942006B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69130413D1 publication Critical patent/DE69130413D1/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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
DE69130413T 1990-08-30 1991-08-23 Bildsignalverarbeitung Expired - Lifetime DE69130413D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2229675A JP2832078B2 (ja) 1990-08-30 1990-08-30 画像信号の黒レベル調整方法
JP3153149A JP2942006B2 (ja) 1991-06-25 1991-06-25 カラー画像信号の調整方法

Publications (1)

Publication Number Publication Date
DE69130413D1 true DE69130413D1 (de) 1998-12-03

Family

ID=26481871

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69133026T Expired - Fee Related DE69133026T2 (de) 1990-08-30 1991-08-23 Bildsignalverarbeitung
DE69130413T Expired - Lifetime DE69130413D1 (de) 1990-08-30 1991-08-23 Bildsignalverarbeitung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69133026T Expired - Fee Related DE69133026T2 (de) 1990-08-30 1991-08-23 Bildsignalverarbeitung

Country Status (3)

Country Link
US (1) US5345279A (de)
EP (2) EP0854641B1 (de)
DE (2) DE69133026T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1068473C (zh) * 1994-04-07 2001-07-11 Rca.汤姆森许可公司 锁相环的鉴相器
DE19711613A1 (de) * 1997-03-20 1998-09-24 Philips Patentverwaltung Verfahren und Anordnung zur Analog-/Digital-Umsetzung eines Bildsignals
US6580465B1 (en) * 1998-01-09 2003-06-17 Pentax Corporation Clamp voltage generating circuit and clamp level adjusting method
US6954581B2 (en) * 2000-12-06 2005-10-11 Microsoft Corporation Methods and systems for managing multiple inputs and methods and systems for processing media content
US20110113384A1 (en) 2009-11-12 2011-05-12 Gotcher Michael C Media System Having Three Dimensional Navigation via Dynamic Carousel
CN106855583B (zh) * 2015-12-09 2020-02-21 比亚迪股份有限公司 用于图像传感器的方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642696A (en) * 1985-07-25 1987-02-10 Rca Corporation Kinescope driver with kinescope current sensing circuit
ATE87786T1 (de) * 1985-10-21 1993-04-15 Rank Cintel Ltd Klemmschaltung fuer einen analog-zu-digitalwandler.
JPH0746875B2 (ja) * 1986-01-20 1995-05-17 松下電器産業株式会社 磁気記録再生装置
JPH074002B2 (ja) * 1986-08-20 1995-01-18 松下電器産業株式会社 テレビジヨン信号クランプ装置
KR930010616B1 (ko) * 1988-11-17 1993-10-30 마쓰시다 덴끼 산교오 가부시기가이샤 수상기 제어 장치
GB2228643B (en) * 1989-02-28 1993-05-19 Sony Corp Video signal clamping
JP2598327B2 (ja) * 1989-10-03 1997-04-09 シャープ株式会社 映像信号処理装置
US5084700A (en) * 1991-02-04 1992-01-28 Thomson Consumer Electronics, Inc. Signal clamp circuitry for analog-to-digital converters

Also Published As

Publication number Publication date
EP0473375A3 (en) 1992-06-24
EP0473375B1 (de) 1998-10-28
DE69133026D1 (de) 2002-07-04
DE69133026T2 (de) 2002-10-31
EP0473375A2 (de) 1992-03-04
US5345279A (en) 1994-09-06
EP0854641B1 (de) 2002-05-29
EP0854641A1 (de) 1998-07-22

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Legal Events

Date Code Title Description
8332 No legal effect for de