Method for producing an optocoupler

Details Method for producing an optocoupler Method for producing an optocoupler

1987-09-28

1989-08-15

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Signal isolator

357 19, 437 3, 437905, H01L 3112

Patent

active

048577464

ABSTRACT:
In order to manufacture respectively optocouplers or reflex light barriers particularly efficiently, semiconductor light transmitters and semiconductor light receivers are situated on a single substrate. The optic coupling or optic isolation of light transmitter and light receiver takes place in the substrate. Only then are semiconductor elements separated into discrete units.

REFERENCES:
patent: 3229104 (1966-01-01), Rutz
patent: 3914137 (1975-10-01), Huffman et al.
patent: 4040078 (1977-08-01), Eckton, Jr. et al.
patent: 4275404 (1981-06-01), Cassiday et al.
Patent Abstracts of Japan, vol. 7, No. 80, 4/2/83, No. 58-7886.
Patent Abstracts of Japan, vol. 7, No. 80, 5/24/83, No. 58-37977.
IEEE Journal, vol. SC-14, No. 6, 12/79, Mori et al.
IEEE Journal, vol. SC-16, No. 4, 8/81, Ueda et al.

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