JPS57127376A - White balance circuit - Google Patents

White balance circuit

Info

Publication number
JPS57127376A
JPS57127376A JP56012305A JP1230581A JPS57127376A JP S57127376 A JPS57127376 A JP S57127376A JP 56012305 A JP56012305 A JP 56012305A JP 1230581 A JP1230581 A JP 1230581A JP S57127376 A JPS57127376 A JP S57127376A
Authority
JP
Japan
Prior art keywords
spectrum
output
switch
color
intensity
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.)
Granted
Application number
JP56012305A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6250026B2 (enrdf_load_stackoverflow
Inventor
Ryuzo Mototsugu
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.)
Nikon Corp
Original Assignee
Nikon Corp
Nippon Kogaku KK
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 Nikon Corp, Nippon Kogaku KK filed Critical Nikon Corp
Priority to JP56012305A priority Critical patent/JPS57127376A/ja
Publication of JPS57127376A publication Critical patent/JPS57127376A/ja
Publication of JPS6250026B2 publication Critical patent/JPS6250026B2/ja
Granted 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
    • 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)
JP56012305A 1981-01-30 1981-01-30 White balance circuit Granted JPS57127376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56012305A JPS57127376A (en) 1981-01-30 1981-01-30 White balance circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56012305A JPS57127376A (en) 1981-01-30 1981-01-30 White balance circuit

Publications (2)

Publication Number Publication Date
JPS57127376A true JPS57127376A (en) 1982-08-07
JPS6250026B2 JPS6250026B2 (enrdf_load_stackoverflow) 1987-10-22

Family

ID=11801602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56012305A Granted JPS57127376A (en) 1981-01-30 1981-01-30 White balance circuit

Country Status (1)

Country Link
JP (1) JPS57127376A (enrdf_load_stackoverflow)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6083489A (ja) * 1983-10-14 1985-05-11 Olympus Optical Co Ltd オ−トホワイトバランス回路
JPS60143090A (ja) * 1983-12-29 1985-07-29 Matsushita Electric Ind Co Ltd 静止画撮影装置
US4595946A (en) * 1983-02-02 1986-06-17 Olympus Optical Company Ltd. White balance control system including a fluorescent light ripple detector
JPS61214890A (ja) * 1985-03-20 1986-09-24 Matsushita Electric Ind Co Ltd カメラ装置
JPS61214891A (ja) * 1985-03-20 1986-09-24 Matsushita Electric Ind Co Ltd カメラ装置
JPS61238191A (ja) * 1985-04-16 1986-10-23 Canon Inc 撮像装置
JPS62159592A (ja) * 1986-01-07 1987-07-15 Victor Co Of Japan Ltd テレビジヨンカメラの自動白色調整装置
US4843456A (en) * 1986-07-24 1989-06-27 Minolta Camera Kabushiki Kaisha White balance adjusting device for a color video camera
JPH0246087A (ja) * 1988-08-08 1990-02-15 Canon Inc 撮像装置
US5021875A (en) * 1987-02-18 1991-06-04 Minolta Camera Kabushiki Kaisha Automatic white-balance adjusting apparatus with reduced sensitivity to transient light conditions
JPH04889A (ja) * 1990-04-17 1992-01-06 Asahi Optical Co Ltd オートホワイトバランスセンサの光入射装置
US5099313A (en) * 1988-03-06 1992-03-24 Fuji Photo Film Co., Ltd. White balance controlling device having a device for determining whether fluorescent light is being illuminated on a scene
EP0814617A3 (en) * 1996-06-20 1999-02-03 Nec Corporation Solid-state color imaging device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595946A (en) * 1983-02-02 1986-06-17 Olympus Optical Company Ltd. White balance control system including a fluorescent light ripple detector
JPS6083489A (ja) * 1983-10-14 1985-05-11 Olympus Optical Co Ltd オ−トホワイトバランス回路
JPS60143090A (ja) * 1983-12-29 1985-07-29 Matsushita Electric Ind Co Ltd 静止画撮影装置
JPS61214890A (ja) * 1985-03-20 1986-09-24 Matsushita Electric Ind Co Ltd カメラ装置
JPS61214891A (ja) * 1985-03-20 1986-09-24 Matsushita Electric Ind Co Ltd カメラ装置
JPS61238191A (ja) * 1985-04-16 1986-10-23 Canon Inc 撮像装置
JPS62159592A (ja) * 1986-01-07 1987-07-15 Victor Co Of Japan Ltd テレビジヨンカメラの自動白色調整装置
US4843456A (en) * 1986-07-24 1989-06-27 Minolta Camera Kabushiki Kaisha White balance adjusting device for a color video camera
US5021875A (en) * 1987-02-18 1991-06-04 Minolta Camera Kabushiki Kaisha Automatic white-balance adjusting apparatus with reduced sensitivity to transient light conditions
US5099313A (en) * 1988-03-06 1992-03-24 Fuji Photo Film Co., Ltd. White balance controlling device having a device for determining whether fluorescent light is being illuminated on a scene
JPH0246087A (ja) * 1988-08-08 1990-02-15 Canon Inc 撮像装置
JPH04889A (ja) * 1990-04-17 1992-01-06 Asahi Optical Co Ltd オートホワイトバランスセンサの光入射装置
EP0814617A3 (en) * 1996-06-20 1999-02-03 Nec Corporation Solid-state color imaging device

Also Published As

Publication number Publication date
JPS6250026B2 (enrdf_load_stackoverflow) 1987-10-22

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