JPS59178080A - 黒レベルの自動設定回路 - Google Patents

黒レベルの自動設定回路

Info

Publication number
JPS59178080A
JPS59178080A JP58053073A JP5307383A JPS59178080A JP S59178080 A JPS59178080 A JP S59178080A JP 58053073 A JP58053073 A JP 58053073A JP 5307383 A JP5307383 A JP 5307383A JP S59178080 A JPS59178080 A JP S59178080A
Authority
JP
Japan
Prior art keywords
signal
black
circuit
gain
amplifier
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
JP58053073A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0552708B2 (enrdf_load_stackoverflow
Inventor
Eiji Tamura
英二 田村
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
Priority to JP58053073A priority Critical patent/JPS59178080A/ja
Publication of JPS59178080A publication Critical patent/JPS59178080A/ja
Publication of JPH0552708B2 publication Critical patent/JPH0552708B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of DC and slowly varying components of signal; Circuitry for preservation of black or white level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
JP58053073A 1983-03-29 1983-03-29 黒レベルの自動設定回路 Granted JPS59178080A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58053073A JPS59178080A (ja) 1983-03-29 1983-03-29 黒レベルの自動設定回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58053073A JPS59178080A (ja) 1983-03-29 1983-03-29 黒レベルの自動設定回路

Publications (2)

Publication Number Publication Date
JPS59178080A true JPS59178080A (ja) 1984-10-09
JPH0552708B2 JPH0552708B2 (enrdf_load_stackoverflow) 1993-08-06

Family

ID=12932632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58053073A Granted JPS59178080A (ja) 1983-03-29 1983-03-29 黒レベルの自動設定回路

Country Status (1)

Country Link
JP (1) JPS59178080A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60165180A (ja) * 1984-02-06 1985-08-28 Canon Inc 露出制御装置
JPS62236273A (ja) * 1986-04-08 1987-10-16 Sony Corp ビデオカメラの黒レベル補正回路
JPH08237425A (ja) * 1995-02-23 1996-09-13 Sony Corp リニアイメージセンサ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60165180A (ja) * 1984-02-06 1985-08-28 Canon Inc 露出制御装置
JPS62236273A (ja) * 1986-04-08 1987-10-16 Sony Corp ビデオカメラの黒レベル補正回路
JPH08237425A (ja) * 1995-02-23 1996-09-13 Sony Corp リニアイメージセンサ

Also Published As

Publication number Publication date
JPH0552708B2 (enrdf_load_stackoverflow) 1993-08-06

Similar Documents

Publication Publication Date Title
US4731652A (en) Shading correction signal generating device for a television camera apparatus
US5144399A (en) Color image pickup apparatus
JPS59178080A (ja) 黒レベルの自動設定回路
JP3112531B2 (ja) 撮像装置
JP3348311B2 (ja) 映像信号処理装置及び方法
JPH08126022A (ja) ホワイトバランス調整回路
JPH06197266A (ja) レンズ及び撮像装置
JPH0628479B2 (ja) ホワイトバランス回路
JP3121056B2 (ja) 撮像装置
JP3263789B2 (ja) 撮像装置
JP3021318B2 (ja) 撮像装置
JP3475600B2 (ja) ホワイトバランス調整方法及びホワイトバランス調整装置
JPH1146368A (ja) テレビジョンカメラ装置
JP2869976B2 (ja) 撮像装置
JP3251004B2 (ja) 撮像装置
JP3739066B2 (ja) テレビジョンカメラ装置
JP2660598B2 (ja) 撮像装置
JP2004282132A (ja) 画像信号処理装置及びその方法
JP2000307895A (ja) テレビジョンカメラのダークシェーディング補正装置
JPS6166479A (ja) ビデオカメラ装置
JPH0614261A (ja) 撮像装置
JPS60219873A (ja) 輪郭補償回路
JPH05111047A (ja) オートホワイトバランス補正装置
JPH0614256A (ja) 露出制御装置
JPH04323994A (ja) ホワイトバランス補正装置