JPS51118976A - Photo coupler - Google Patents

Photo coupler

Info

Publication number
JPS51118976A
JPS51118976A JP4456175A JP4456175A JPS51118976A JP S51118976 A JPS51118976 A JP S51118976A JP 4456175 A JP4456175 A JP 4456175A JP 4456175 A JP4456175 A JP 4456175A JP S51118976 A JPS51118976 A JP S51118976A
Authority
JP
Japan
Prior art keywords
photo coupler
photo
layer
refraction
luminous
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
JP4456175A
Other languages
Japanese (ja)
Inventor
Ryuichi Yamayoshi
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 JP4456175A priority Critical patent/JPS51118976A/en
Publication of JPS51118976A publication Critical patent/JPS51118976A/en
Pending legal-status Critical Current

Links

Landscapes

  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)

Abstract

PURPOSE: To raise the utility efficiency of photo without forming a non-continuous face of the index of refraction between a luminous and a photo receiving elements by changing the density of O and/or N continuously which are contained in poly Si layer composed of at least one layer.
COPYRIGHT: (C)1976,JPO&Japio
JP4456175A 1975-04-11 1975-04-11 Photo coupler Pending JPS51118976A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4456175A JPS51118976A (en) 1975-04-11 1975-04-11 Photo coupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4456175A JPS51118976A (en) 1975-04-11 1975-04-11 Photo coupler

Publications (1)

Publication Number Publication Date
JPS51118976A true JPS51118976A (en) 1976-10-19

Family

ID=12694902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4456175A Pending JPS51118976A (en) 1975-04-11 1975-04-11 Photo coupler

Country Status (1)

Country Link
JP (1) JPS51118976A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557387U (en) * 1978-06-30 1980-01-18
JPS557386U (en) * 1978-06-30 1980-01-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557387U (en) * 1978-06-30 1980-01-18
JPS557386U (en) * 1978-06-30 1980-01-18

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