JPS6325751B2 - - Google Patents

Info

Publication number
JPS6325751B2
JPS6325751B2 JP56146366A JP14636681A JPS6325751B2 JP S6325751 B2 JPS6325751 B2 JP S6325751B2 JP 56146366 A JP56146366 A JP 56146366A JP 14636681 A JP14636681 A JP 14636681A JP S6325751 B2 JPS6325751 B2 JP S6325751B2
Authority
JP
Japan
Prior art keywords
voltage
transistor
capacitor
circuit
focal
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
JP56146366A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5848576A (ja
Inventor
Toshio Murakami
Kentaro Hanma
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP56146366A priority Critical patent/JPS5848576A/ja
Publication of JPS5848576A publication Critical patent/JPS5848576A/ja
Publication of JPS6325751B2 publication Critical patent/JPS6325751B2/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)
JP56146366A 1981-09-18 1981-09-18 自動合焦装置の焦点電圧発生回路 Granted JPS5848576A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56146366A JPS5848576A (ja) 1981-09-18 1981-09-18 自動合焦装置の焦点電圧発生回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56146366A JPS5848576A (ja) 1981-09-18 1981-09-18 自動合焦装置の焦点電圧発生回路

Publications (2)

Publication Number Publication Date
JPS5848576A JPS5848576A (ja) 1983-03-22
JPS6325751B2 true JPS6325751B2 (cs) 1988-05-26

Family

ID=15406089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56146366A Granted JPS5848576A (ja) 1981-09-18 1981-09-18 自動合焦装置の焦点電圧発生回路

Country Status (1)

Country Link
JP (1) JPS5848576A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6097784A (ja) * 1983-11-01 1985-05-31 Sanyo Electric Co Ltd オ−トフオ−カス制御回路
JPH03243072A (ja) * 1990-02-21 1991-10-30 Sony Corp オートフォーカス回路

Also Published As

Publication number Publication date
JPS5848576A (ja) 1983-03-22

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