JPH0544229B2 - - Google Patents

Info

Publication number
JPH0544229B2
JPH0544229B2 JP57003999A JP399982A JPH0544229B2 JP H0544229 B2 JPH0544229 B2 JP H0544229B2 JP 57003999 A JP57003999 A JP 57003999A JP 399982 A JP399982 A JP 399982A JP H0544229 B2 JPH0544229 B2 JP H0544229B2
Authority
JP
Japan
Prior art keywords
circuit
pulse signal
charging
voltage
discharging
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 - Lifetime
Application number
JP57003999A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58122507A (ja
Inventor
Toshio Murakami
Kentaro Hanma
Yoshihiro Todaka
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 JP57003999A priority Critical patent/JPS58122507A/ja
Publication of JPS58122507A publication Critical patent/JPS58122507A/ja
Publication of JPH0544229B2 publication Critical patent/JPH0544229B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Studio Circuits (AREA)
  • Pulse Circuits (AREA)
JP57003999A 1982-01-16 1982-01-16 パルス信号発生回路 Granted JPS58122507A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57003999A JPS58122507A (ja) 1982-01-16 1982-01-16 パルス信号発生回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57003999A JPS58122507A (ja) 1982-01-16 1982-01-16 パルス信号発生回路

Publications (2)

Publication Number Publication Date
JPS58122507A JPS58122507A (ja) 1983-07-21
JPH0544229B2 true JPH0544229B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-07-05

Family

ID=11572695

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57003999A Granted JPS58122507A (ja) 1982-01-16 1982-01-16 パルス信号発生回路

Country Status (1)

Country Link
JP (1) JPS58122507A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5453952A (en) * 1977-10-07 1979-04-27 Hitachi Ltd Delay pulse generating circuit

Also Published As

Publication number Publication date
JPS58122507A (ja) 1983-07-21

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