ES2047668T3 - Sistemas de camaras de video con ajuste de equilibrio de blanco. - Google Patents

Sistemas de camaras de video con ajuste de equilibrio de blanco.

Info

Publication number
ES2047668T3
ES2047668T3 ES89302980T ES89302980T ES2047668T3 ES 2047668 T3 ES2047668 T3 ES 2047668T3 ES 89302980 T ES89302980 T ES 89302980T ES 89302980 T ES89302980 T ES 89302980T ES 2047668 T3 ES2047668 T3 ES 2047668T3
Authority
ES
Spain
Prior art keywords
white balance
balance adjustment
video camera
signal
camera systems
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
ES89302980T
Other languages
English (en)
Inventor
Masanobu C O Patent Di Yoshida
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ES2047668T3 publication Critical patent/ES2047668T3/es
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
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/663—Remote control of cameras or camera parts, e.g. by remote control devices for controlling interchangeable camera parts based on electronic image sensor 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
    • 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

Landscapes

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

Abstract

EN UN SISTEMA DE CAMARA DE VIDEO (10) QUE COMPRENDEN LENTES INTERCAMBIABLES MONTADAS SOBRE EL CUERPO DE LA CAMARA (21) TIENEN UN ELEMENTO DE BUSQUEDA DE IMAGEN (1) PARA GENERAR UNA SEÑAL QUE CORRESPONDE A LA IMAGEN DE LUZ PROYECTADA MEDIANTE LENTES DE IMAGEN DE TIPO INTERCAMBIABLE (22), UN CIRCUITO DE PROCESAMIENTO DE SEÑAL (4) RESPONDE A LA SEÑAL DE ELEMENTO DE BUSQUEDA DE IMAGEN (1) PARA DISPONER DE UNA SEÑAL DE VIDEO DE COLOR, Y UN CIRCUITO DE AJUSTE DEL BALANCE BLANCO (7,11) PARA CORREGIR EL BALANCE BLANCO DE LA SEÑAL DE VIDEO DE COLOR; SE PROVEE TAMBIEN UNA MEMORIA (23) PARA ALMACENAR LAS CARACTERISTICAS DE LOS DATOS DE CORRECCION DEL BALANCE DEL BLANCO D CADA UNA DE LAS LENTES INTERCAMBIABLES (22), Y UN CIRCUITO (24) RESPONDE A LOS DATOS DE CORRECCION DEL BLANCO QUE SON CARACTERISTICOS DE UNA DE LAS LENTES DE INTERCAMBIABLES (22) MONTADAS SOBRE EL CUERPO DE LA CAMARA (21) PARA LA OPERACION DE CORRECCCION DEL CIRCUITO DE AJUSTE DEL BALANCE DEL BLANCO (7,11).
ES89302980T 1988-03-31 1989-03-23 Sistemas de camaras de video con ajuste de equilibrio de blanco. Expired - Lifetime ES2047668T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7955988 1988-03-31

Publications (1)

Publication Number Publication Date
ES2047668T3 true ES2047668T3 (es) 1994-03-01

Family

ID=13693366

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89302980T Expired - Lifetime ES2047668T3 (es) 1988-03-31 1989-03-23 Sistemas de camaras de video con ajuste de equilibrio de blanco.

Country Status (6)

Country Link
US (1) US5016093A (es)
EP (1) EP0335623B1 (es)
KR (1) KR100236679B1 (es)
CA (1) CA1330237C (es)
DE (1) DE68911968T2 (es)
ES (1) ES2047668T3 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930002124B1 (ko) * 1990-02-28 1993-03-26 삼성전자 주식회사 화이트 발런스 제어방법
EP0510642B1 (en) * 1991-04-25 1998-07-22 Canon Kabushiki Kaisha Image super imposing system for different display aspect ratios
JP3163660B2 (ja) * 1991-07-31 2001-05-08 ソニー株式会社 カラービデオカメラのホワイトバランス調整装置
EP0530738A3 (en) * 1991-09-02 1993-08-04 Matsushita Electric Industrial Co., Ltd. Automatic white balance device
US6141051A (en) * 1993-11-26 2000-10-31 Sinar Ag Still photographic camera and image generation process
US6191873B1 (en) * 1996-11-25 2001-02-20 Canon Kabushiki Kaisha Image reading device, image reading apparatus, and method therefor
US7571204B1 (en) * 2000-09-21 2009-08-04 Stmicroelectronics, Inc. M-bit race delay adder and method of operation
JP4360777B2 (ja) * 2002-05-31 2009-11-11 Ｈｏｙａ株式会社 電子内視鏡装置の増幅度自動調整装置
JP2005084141A (ja) * 2003-09-04 2005-03-31 Ricoh Co Ltd 画像形成装置およびその制御方法
JP4378141B2 (ja) * 2003-09-29 2009-12-02 キヤノン株式会社 撮像装置および撮像装置の制御方法
US7580061B2 (en) * 2004-01-26 2009-08-25 Olympus Corporation Image sensing apparatus which determines white balance correction information before photographing
JP6041561B2 (ja) * 2012-07-19 2016-12-07 キヤノン株式会社 画像処理装置およびその制御方法
US20200082176A1 (en) * 2018-09-12 2020-03-12 Toyota Motor Engineering & Manufacturing North America, Inc. Systems and methods for extending detachable automobile sensor capabilities for identification of selected object types

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786177A (en) * 1972-06-19 1974-01-15 Rca Corp Apparatus for automatic color balancing of television camera signals
JPS604637B2 (ja) * 1980-06-02 1985-02-05 日本ビクター株式会社 テレビジヨンカメラにおける自動白色調節回路
JPS5836077A (ja) * 1981-08-26 1983-03-02 Fuji Photo Optical Co Ltd テレビジヨンカメラシステム
JPS6132687A (ja) * 1984-07-24 1986-02-15 Canon Inc 撮像装置
US4851897A (en) * 1985-05-22 1989-07-25 Canon Kabushiki Kaisha Image pickup system having a lens assembly and means for providing information relating to the spectral characteristic of the lens assembly
JPS61267477A (ja) * 1985-05-22 1986-11-27 Canon Inc ビデオカメラ及び交換レンズ
JPH0783481B2 (ja) * 1985-10-09 1995-09-06 キヤノン株式会社 ビデオカメラ及び交換レンズ
US4855814A (en) * 1985-10-09 1989-08-08 Canon Kabushiki Kaisha Video camera body and detachable lens each containing a memory for storing signals indicative of spectral characteristics
JPH0783482B2 (ja) * 1985-10-11 1995-09-06 キヤノン株式会社 ビデオカメラ
US4739393A (en) * 1985-11-05 1988-04-19 Sanyo Electric Co., Ltd. Circuit for performing white balance correction using two color temperature sensors
JP2594913B2 (ja) * 1985-12-04 1997-03-26 株式会社日立製作所 カラービデオカメラ
JPH075733Y2 (ja) * 1986-09-08 1995-02-08 日本ビクター株式会社 カラ−テレビジヨンカメラの白バランス回路
JPS63219291A (ja) * 1986-12-12 1988-09-12 Hitachi Ltd ホワイトバランス制御装置
JPS6489884A (en) * 1987-09-30 1989-04-05 Sony Corp White balance correction circuit

Also Published As

Publication number Publication date
CA1330237C (en) 1994-06-14
KR100236679B1 (ko) 2000-01-15
DE68911968D1 (de) 1994-02-17
US5016093A (en) 1991-05-14
EP0335623A3 (en) 1990-01-24
EP0335623A2 (en) 1989-10-04
EP0335623B1 (en) 1994-01-05
DE68911968T2 (de) 1994-05-11
KR890015578A (ko) 1989-10-30

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