KR890006063A - 칼러 카메라의 영상신호처리회로 - Google Patents

칼러 카메라의 영상신호처리회로 Download PDF

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Publication number
KR890006063A
KR890006063A KR1019880011441A KR880011441A KR890006063A KR 890006063 A KR890006063 A KR 890006063A KR 1019880011441 A KR1019880011441 A KR 1019880011441A KR 880011441 A KR880011441 A KR 880011441A KR 890006063 A KR890006063 A KR 890006063A
Authority
KR
South Korea
Prior art keywords
circuit
signal
color
signal processing
processing circuit
Prior art date
Application number
KR1019880011441A
Other languages
English (en)
Other versions
KR910006858B1 (ko
Inventor
미찌히로 아소
다로 와따나베
가즈히꼬 우에다
Original Assignee
다까노 시즈오
니뽕 빅터 가부시끼 가이샤
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 다까노 시즈오, 니뽕 빅터 가부시끼 가이샤 filed Critical 다까노 시즈오
Publication of KR890006063A publication Critical patent/KR890006063A/ko
Application granted granted Critical
Publication of KR910006858B1 publication Critical patent/KR910006858B1/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/135—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements
    • H04N25/136—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements using complementary colours

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Color Television Image Signal Generators (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

내용 없음

Description

칼러 카메라의 영상신호처리회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 칼러 카메라의 영상신호처리회로의 주요부의 블록구성도.
제2도는 본 발명 회로를 구성하는 휘도오차보정회로의 블록도.
제3도는 NTSC방식의 촬상 시스템도.

Claims (1)

  1. 보색필터(1)를 쓴 고체촬상소자(2)와 그 고체촬상소자의 출력신호로부터 휘도신호 및 2종류의 색차신호를 생성하는 회로(6,7,8,11,17,18,29,37,38)와 그 2종류의 색차신호(R-YL, MB-Y) 색차신호(6)로부터 보정신호(C)를 얻는 회로(41,42)와 그 보정신호를 휘도신호에 가하는 회로(49)를 구비한 단판식 칼러 카메라의 화질개선회로에 있어서, 색온도검출회로(45)를 또한 갖춤과 더불어 상기 보정신호를 색온도검출회로부터의 출력신호로 제어하는 판단회로(46)를 가지는 것을 특징으로 하는 칼러 카메라의 영상신호처리회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880011441A 1987-09-18 1988-09-05 칼러 카메라의 영상신호처리회로 KR910006858B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62235675A JPH0785584B2 (ja) 1987-09-18 1987-09-18 カラーカメラの映像信号処理回路
JP87-235675 1987-09-18
JP62-235675 1987-09-18

Publications (2)

Publication Number Publication Date
KR890006063A true KR890006063A (ko) 1989-05-18
KR910006858B1 KR910006858B1 (ko) 1991-09-07

Family

ID=16989538

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880011441A KR910006858B1 (ko) 1987-09-18 1988-09-05 칼러 카메라의 영상신호처리회로

Country Status (5)

Country Link
US (1) US4992854A (ko)
EP (1) EP0308252B1 (ko)
JP (1) JPH0785584B2 (ko)
KR (1) KR910006858B1 (ko)
DE (2) DE308252T1 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02305194A (ja) * 1989-05-19 1990-12-18 Canon Inc ビデオ信号処理装置
EP0855833A3 (en) * 1989-09-28 1998-10-14 Canon Kabushiki Kaisha Colour image pickup apparatus
JP3035930B2 (ja) * 1989-10-19 2000-04-24 ソニー株式会社 カラー固体撮像装置
US5654753A (en) * 1990-03-22 1997-08-05 Canon Kabushiki Kaisha White balance correcting device for an image sensing apparatus
JPH04114588A (ja) * 1990-09-05 1992-04-15 Hitachi Ltd 撮像装置
JPH04172066A (ja) * 1990-11-06 1992-06-19 Hitachi Ltd ビデオカメラ
JP2003037847A (ja) * 2001-07-26 2003-02-07 Matsushita Electric Ind Co Ltd 画像処理システム及び撮像装置並びに画像処理装置
WO2004006183A1 (en) * 2002-07-04 2004-01-15 Koninklijke Philips Electronics N.V. Method and apparatus for signal processing, computer program product, computing system and camera
JP4597746B2 (ja) * 2005-04-12 2010-12-15 パナソニック株式会社 監視カメラ及び監視システムの制御方法
JP5841359B2 (ja) * 2011-06-28 2016-01-13 キヤノン株式会社 画像処理装置及びその制御方法並びにプログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967790A (ja) * 1982-10-08 1984-04-17 Matsushita Electric Ind Co Ltd 固体カラ−撮像装置
JPS5989090A (ja) * 1982-11-12 1984-05-23 Matsushita Electric Ind Co Ltd 固体カラ−撮像装置
DE3480760D1 (de) * 1983-09-16 1990-01-18 Hitachi Ltd Signalverarbeitungsschaltung fuer eine farbvideokamera.
JPS60254980A (ja) * 1984-05-31 1985-12-16 Nec Corp カラ−撮像装置
JPS6157783U (ko) * 1984-09-21 1986-04-18
US4697208A (en) * 1985-06-13 1987-09-29 Olympus Optical Co., Ltd. Color image pickup device with complementary color type mosaic filter and gamma compensation means
JP2617293B2 (ja) * 1985-10-31 1997-06-04 キヤノン株式会社 撮像装置

Also Published As

Publication number Publication date
DE308252T1 (de) 1989-11-16
US4992854A (en) 1991-02-12
DE3879595T2 (de) 1993-07-01
JPS6478092A (en) 1989-03-23
EP0308252A2 (en) 1989-03-22
EP0308252A3 (en) 1990-01-31
EP0308252B1 (en) 1993-03-24
DE3879595D1 (de) 1993-04-29
JPH0785584B2 (ja) 1995-09-13
KR910006858B1 (ko) 1991-09-07

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