JPS6032481A - 映像信号を使用した焦点信号発生装置 - Google Patents

映像信号を使用した焦点信号発生装置

Info

Publication number
JPS6032481A
JPS6032481A JP58141579A JP14157983A JPS6032481A JP S6032481 A JPS6032481 A JP S6032481A JP 58141579 A JP58141579 A JP 58141579A JP 14157983 A JP14157983 A JP 14157983A JP S6032481 A JPS6032481 A JP S6032481A
Authority
JP
Japan
Prior art keywords
circuit
signal
output
maximum value
absolute value
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
JP58141579A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0552711B2 (cs
Inventor
Tsunemi Yoshino
恒美 吉野
Akira Takashima
明 高嶋
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.)
West Electric Co Ltd
Original Assignee
West Electric Co Ltd
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 West Electric Co Ltd filed Critical West Electric Co Ltd
Priority to JP58141579A priority Critical patent/JPS6032481A/ja
Publication of JPS6032481A publication Critical patent/JPS6032481A/ja
Publication of JPH0552711B2 publication Critical patent/JPH0552711B2/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
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Automatic Focus Adjustment (AREA)
JP58141579A 1983-08-02 1983-08-02 映像信号を使用した焦点信号発生装置 Granted JPS6032481A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58141579A JPS6032481A (ja) 1983-08-02 1983-08-02 映像信号を使用した焦点信号発生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58141579A JPS6032481A (ja) 1983-08-02 1983-08-02 映像信号を使用した焦点信号発生装置

Publications (2)

Publication Number Publication Date
JPS6032481A true JPS6032481A (ja) 1985-02-19
JPH0552711B2 JPH0552711B2 (cs) 1993-08-06

Family

ID=15295268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58141579A Granted JPS6032481A (ja) 1983-08-02 1983-08-02 映像信号を使用した焦点信号発生装置

Country Status (1)

Country Link
JP (1) JPS6032481A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6245339A (ja) * 1985-08-23 1987-02-27 Sumitomo Chem Co Ltd 有機溶剤の脱水方法
JPH022791A (ja) * 1988-06-16 1990-01-08 Matsushita Electric Ind Co Ltd 自動焦点調節装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739672A (en) * 1980-08-21 1982-03-04 Hitachi Ltd Differential hold circuit
JPS57158821A (en) * 1981-03-27 1982-09-30 Fujitsu Ltd Automatic focusing system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739672A (en) * 1980-08-21 1982-03-04 Hitachi Ltd Differential hold circuit
JPS57158821A (en) * 1981-03-27 1982-09-30 Fujitsu Ltd Automatic focusing system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6245339A (ja) * 1985-08-23 1987-02-27 Sumitomo Chem Co Ltd 有機溶剤の脱水方法
JPH022791A (ja) * 1988-06-16 1990-01-08 Matsushita Electric Ind Co Ltd 自動焦点調節装置

Also Published As

Publication number Publication date
JPH0552711B2 (cs) 1993-08-06

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