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Document Type and Number:
Japanese Patent JPS5129939
Kind Code:
A
Abstract:
A photo-electric coupler, or isolator, wherein a semiconductor light emitter and a semiconductor photodetector are enclosed in a light transmissive body having a surface covering of light reflective material for reflecting toward the photodetector, incident light from the emitter. The emitter and detector can be disposed face-to-face or side-by-side. The reflective cover can provide an external protective covering for the device or a conventional housing can be used.

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Inventors:
MARUSERU BURUBARU
MARUKU PURYUDOMU
Application Number:
JP6178575A
Publication Date:
March 13, 1976
Filing Date:
May 23, 1975
Export Citation:
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Assignee:
TEXAS INSTRUMENTS INC
International Classes:
H03H1/00; G02B27/00; H01L31/12; H01L31/167; H03H11/02; (IPC1-7): G02B5/14; H03H1/00
Domestic Patent References:
JP43011995A
JPS4844468U1973-06-09
JPS4932565B11974-08-31
JPS4847265A1973-07-05



 
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