Compensation arrangement for opto-electronic reference generator

Details Compensation arrangement for opto-electronic reference generator Compensation arrangement for opto-electronic reference generator

1991-05-30

1992-07-21

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

25023113, 25023114, G01J 132

Patent

active

051325276

ABSTRACT:
A compensation arrangement for an opto-electronic reference generator includes circuitry for comparing the output level from a light detector to a reference voltage and circuitry for utilizing the results of the comparison to control the drive voltage across a light emitter.

REFERENCES:
patent: 4074128 (1978-02-01), Harris, Jr. et al.
patent: 4203032 (1980-05-01), Haunstetter et al.
patent: 5043565 (1991-08-01), Gleim

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