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Title: Photoelectric signal generating circuits

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.


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Inventors: Harris, Jr., Samuel C. (Waynesboro, VA, US)
Hanger, William A. (Churchville, VA, US)

Application Number: 789854
Filing Date: 1977-04-22
Publication_date: 1978-02-14
Assignee: General Electric Company (Waynesboro, VA)
Primary Class(es): 250/205 250/231.16, 324/175
Other Classes:
US Patent Ref:
3721123Mar, 1973Heim250/231.
3755687Aug, 1973Garnett250/205.
3806254Apr, 1974Ha et al.250/237.

Other Refs:
Primary Examiner: Nelms, David C.
Assistant Examiner:
Attorney: Masnik; Michael