Wideband optical isolator

Details Wideband optical isolator Wideband optical isolator

1977-02-28

1978-08-01

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Signal isolator

250199, G02B 500

Patent

active

041045335

ABSTRACT:
A linear voltage controlled current sink is used to power a linear LED with fast optical rise time. The signal is transmitted through a small aperture in a grounded shield plate. The receiver is a PIN photodiode with fast optical rise time.

REFERENCES:
patent: 3385970 (1968-05-01), Coffin et al.
patent: 3562527 (1971-02-01), Chaimowicz
patent: 3629590 (1971-12-01), Case
"Optical Data Coupler", R. C. Clapper et al., IBM Tech. Disc. Bull. vol. No. 11, Apr. 1974, pp. 3523-3524.

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