Photoelectric signal generating circuits

Details Photoelectric signal generating circuits Photoelectric signal generating circuits

1977-04-22

1978-02-14

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

250231SE, 324175, G01J 132

Patent

active

040741281

ABSTRACT:
A regulator for a two phase shaft encoder used in sensing irregular body movements which determines when the light transmission of a photocoupler is maximum and corrects the photocoupler output to agree with a reference value.

REFERENCES:
patent: 3721123 (1973-03-01), Heim
patent: 3755687 (1973-08-01), Garnett
patent: 3806254 (1974-04-01), Ha et al.

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