Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent
1982-11-08
1985-09-03
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Signal isolator
307311, 455617, 455619, G02B 2700
Patent
active
045394806
ABSTRACT:
An electrical isolation system formed of a pair of optically interconnected emitter-receiver systems of similar character disposed in input and output loop circuits with associated means to balance a signal induced current in the input loop with a control induced current in the output loop circuit.
REFERENCES:
patent: 3818235 (1974-06-01), Johnson et al.
patent: 3955149 (1976-05-01), Trilling
patent: 3968361 (1976-07-01), Bumgardner
patent: 4032843 (1977-06-01), Loucks
patent: 4041331 (1977-08-01), Westerman et al.
patent: 4079272 (1978-05-01), Howatt
Artinano Antonio T.
Jimenez Hernan N.
Thalman Bernal C.
Vasquez Marco A. E.
Cibertec S.A.
Gatto J.
Nelms David C.
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