JPS6448983U - - Google Patents

Info

Publication number
JPS6448983U
JPS6448983U JP1987143080U JP14308087U JPS6448983U JP S6448983 U JPS6448983 U JP S6448983U JP 1987143080 U JP1987143080 U JP 1987143080U JP 14308087 U JP14308087 U JP 14308087U JP S6448983 U JPS6448983 U JP S6448983U
Authority
JP
Japan
Prior art keywords
voltage value
black level
temperature detection
temperature
detection voltage
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.)
Pending
Application number
JP1987143080U
Other languages
English (en)
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 filed Critical
Priority to JP1987143080U priority Critical patent/JPS6448983U/ja
Publication of JPS6448983U publication Critical patent/JPS6448983U/ja
Pending legal-status Critical Current

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Landscapes

  • Color Television Image Signal Generators (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示すブロツク図、
第2図は補正電圧発生回路9の一例を示すブロツ
ク図である。 1:色分解光学系、5:温度検出器、8:映像
処理回路、9:補正電圧発生回路、Vref:基
準電圧、16:電圧変換回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 撮像装置において、色分解光学系の温度の絶対
    値を検出する手段と、該温度検出出力を電圧値に
    変換し、かつ映像信号の黒レベルを調整した時点
    の該温度検出電圧値を基準電圧値に一致させるオ
    フセツト調整機能を有する電圧変換手段と、該温
    度検出電圧値に基づき、対応する黒レベルの補正
    電圧を発生し、かつ上記温度検出電圧値が上記基
    準電圧値以下か以上によつて異なつた温度補正係
    数が設定された黒レベルの補正電圧発生手段とを
    有し、該発生する黒レベルの補正電圧により映像
    信号の黒レベルの温度変動を補正することを特徴
    とする黒レベルの温度補正回路。
JP1987143080U 1987-09-21 1987-09-21 Pending JPS6448983U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987143080U JPS6448983U (ja) 1987-09-21 1987-09-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987143080U JPS6448983U (ja) 1987-09-21 1987-09-21

Publications (1)

Publication Number Publication Date
JPS6448983U true JPS6448983U (ja) 1989-03-27

Family

ID=31409579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987143080U Pending JPS6448983U (ja) 1987-09-21 1987-09-21

Country Status (1)

Country Link
JP (1) JPS6448983U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099029A (ja) * 1973-12-28 1975-08-06
JPS51105721A (ja) * 1975-03-14 1976-09-18 Tokyo Shibaura Electric Co
JPS5745780A (en) * 1980-09-03 1982-03-15 Hitachi Ltd Solid-state image pickup device
JPS61142886A (ja) * 1984-12-15 1986-06-30 Sharp Corp カラ−テレビカメラ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5099029A (ja) * 1973-12-28 1975-08-06
JPS51105721A (ja) * 1975-03-14 1976-09-18 Tokyo Shibaura Electric Co
JPS5745780A (en) * 1980-09-03 1982-03-15 Hitachi Ltd Solid-state image pickup device
JPS61142886A (ja) * 1984-12-15 1986-06-30 Sharp Corp カラ−テレビカメラ

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