CA1139427A - Method and apparatus for digitally adjusting white balance - Google Patents

Method and apparatus for digitally adjusting white balance

Info

Publication number
CA1139427A
CA1139427A CA000355158A CA355158A CA1139427A CA 1139427 A CA1139427 A CA 1139427A CA 000355158 A CA000355158 A CA 000355158A CA 355158 A CA355158 A CA 355158A CA 1139427 A CA1139427 A CA 1139427A
Authority
CA
Canada
Prior art keywords
color difference
signal
stored
difference signal
digital
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
Application number
CA000355158A
Other languages
English (en)
French (fr)
Inventor
Eiji Tamura
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 CA1139427A publication Critical patent/CA1139427A/en
Expired 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)
  • Processing Of Color Television Signals (AREA)
  • Color Television Image Signal Generators (AREA)
CA000355158A 1979-06-28 1980-06-30 Method and apparatus for digitally adjusting white balance Expired CA1139427A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8174179A JPS566585A (en) 1979-06-28 1979-06-28 Television camera
JP81741/79 1979-06-28

Publications (1)

Publication Number Publication Date
CA1139427A true CA1139427A (en) 1983-01-11

Family

ID=13754852

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000355158A Expired CA1139427A (en) 1979-06-28 1980-06-30 Method and apparatus for digitally adjusting white balance

Country Status (8)

Country Link
JP (1) JPS566585A (de)
AT (1) AT378648B (de)
AU (1) AU535331B2 (de)
CA (1) CA1139427A (de)
DE (1) DE3024317C2 (de)
FR (1) FR2461417A1 (de)
GB (1) GB2052209B (de)
NL (1) NL8003785A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5624884A (en) * 1979-08-07 1981-03-10 Sony Corp Television camera
JPS5970389A (ja) * 1982-10-15 1984-04-20 Nec Corp カラ−撮像装置
FR2538983B1 (fr) * 1982-12-30 1986-02-07 Guichard Jacques Procede de correction de couleur applicable a la prise de vues video et systeme mettant en oeuvre ce procede
JPS61500794A (ja) * 1983-12-22 1986-04-24 ラジエイシヨン　ダイナミツクス　インコ−ポレ−テツド 衝撃及び振動を緩衝する方法及びその物品
JPS60200694A (ja) * 1984-03-26 1985-10-11 Hitachi Ltd 色差信号補正回路
JPH071936B2 (ja) * 1984-05-31 1995-01-11 松下電器産業株式会社 カラ−カメラ
JPH0659104B2 (ja) * 1984-05-31 1994-08-03 松下電器産業株式会社 カラ−カメラ
JPH0632441B2 (ja) * 1984-09-11 1994-04-27 ソニー株式会社 ホワイトバランスの自動調整回路
JPH0632442B2 (ja) * 1985-03-13 1994-04-27 旭光学工業株式会社 電子カメラのホワイトバランス調整装置
JPS62143590A (ja) * 1985-12-18 1987-06-26 Matsushita Electric Ind Co Ltd カラ−カメラ
JPH0355654U (de) * 1989-10-02 1991-05-29
JPH0779444A (ja) * 1993-09-06 1995-03-20 Asahi Optical Co Ltd スチルビデオカメラ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2605018B2 (de) * 1976-02-10 1978-06-08 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum automatischen Weiß- und Schwarzabgleich
JPS6048955B2 (ja) * 1977-02-28 1985-10-30 ソニー株式会社 ホワイトバランス調整装置
GB1602618A (en) * 1977-05-30 1981-11-11 Rca Corp Automatic setup system for television camera
JPS5919515B2 (ja) * 1978-03-07 1984-05-07 ソニー株式会社 ホワイトバランス調整回路

Also Published As

Publication number Publication date
FR2461417B1 (de) 1984-03-30
JPS6237873B2 (de) 1987-08-14
DE3024317A1 (de) 1981-01-08
GB2052209A (en) 1981-01-21
GB2052209B (en) 1984-03-21
JPS566585A (en) 1981-01-23
NL8003785A (nl) 1980-12-30
DE3024317C2 (de) 1982-11-18
AT378648B (de) 1985-09-10
ATA335380A (de) 1985-01-15
FR2461417A1 (fr) 1981-01-30
AU535331B2 (en) 1984-03-15
AU5955580A (en) 1981-01-08

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Legal Events

Date Code Title Description
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