Light transmitter having an automatic bias control circuit

Details Light transmitter having an automatic bias control circuit Light transmitter having an automatic bias control circuit

1997-07-30

1999-05-04

Le, Que T.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

250214AG, 359180, H01J 4014

Patent

active

059006218

ABSTRACT:
In a light transmitter comprises an automatic bias control circuit which automatically controls a bias for an external modulator, a part of a light output/input signal of the external modulator is branched to detect an electrical monitor signal and a gain control signal is generated in inverse proportion to the level of the monitor signal to control the gain of the automatic bias control circuit.

REFERENCES:
patent: 5317443 (1994-05-01), Nishimoto

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