JPS5431734A - Electronic shutter - Google Patents

Electronic shutter

Info

Publication number
JPS5431734A
JPS5431734A JP9796777A JP9796777A JPS5431734A JP S5431734 A JPS5431734 A JP S5431734A JP 9796777 A JP9796777 A JP 9796777A JP 9796777 A JP9796777 A JP 9796777A JP S5431734 A JPS5431734 A JP S5431734A
Authority
JP
Japan
Prior art keywords
electronic shutter
photo
current
amplifying
mirror circuit
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
JP9796777A
Other languages
Japanese (ja)
Inventor
Yoshihide Ishino
Toshihide Miyake
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP9796777A priority Critical patent/JPS5431734A/en
Publication of JPS5431734A publication Critical patent/JPS5431734A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)
  • Shutter-Related Mechanisms (AREA)

Abstract

PURPOSE: To make possible monolithic integration of shutter circuits by amplifying the photo current of photo diodes with a current mirror circuit.
COPYRIGHT: (C)1979,JPO&Japio
JP9796777A 1977-08-15 1977-08-15 Electronic shutter Pending JPS5431734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9796777A JPS5431734A (en) 1977-08-15 1977-08-15 Electronic shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9796777A JPS5431734A (en) 1977-08-15 1977-08-15 Electronic shutter

Publications (1)

Publication Number Publication Date
JPS5431734A true JPS5431734A (en) 1979-03-08

Family

ID=14206426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9796777A Pending JPS5431734A (en) 1977-08-15 1977-08-15 Electronic shutter

Country Status (1)

Country Link
JP (1) JPS5431734A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS489722A (en) * 1971-06-16 1973-02-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS489722A (en) * 1971-06-16 1973-02-07

Similar Documents

Publication Publication Date Title
JPS5463662A (en) Current supply circuit
JPS5425687A (en) Photo electric switch
JPS527724A (en) Memory lock circuit for the camera
JPS5313423A (en) Photosensitive element of selenium for electronic photography
JPS5431734A (en) Electronic shutter
JPS5287649A (en) Constant current bias circuit
JPS5342659A (en) Semiconductor integrated circuit
JPS5349246A (en) Constant voltage circuit
JPS5336656A (en) Current mirror circuit
JPS5319546A (en) Reference voltage source circuit
JPS5216981A (en) Integrate circuit unit
JPS5292719A (en) Photographic mode change-over system for camera
JPS5319032A (en) Fixing system
JPS5417482A (en) Controlled output circuit
JPS52153669A (en) Photo mask of semiconductor integrated circuit
JPS5426424A (en) Transistor rectifier circuit
JPS5346222A (en) Solid state pick up unit
JPS5412729A (en) Electronic shutter circuit
JPS5352127A (en) Shutter control signal generating circuit
JPS5369504A (en) Ring trip circuit
JPS5429629A (en) Operation setting circuit for camera
JPS5371590A (en) Manufacture of photo transistor
JPS5382327A (en) Exposure control circuit
JPS51120760A (en) Digital clock
JPS52112266A (en) Function switch circuit of digital circuit