Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1990-12-13
1992-06-16
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
25022731, 385116, H01J 516
Patent
active
051226561
ABSTRACT:
A sensor which comprises a light transmitting body having first and second opposing surfaces, the first surface having a first plurality of parallel grooves therein and wall members spacing the first grooves from each other, the second surface having a second plurality of parallel grooves therein extending in a direction substantially perpendicular to the first grooves, each of the second grooves optically coupled to one of the wall members, a first array of photoresponsive devices disposed at one end portion of the first grooves, the first array having a photoresponsive device associated with each groove of the first grooves and a second array of photoresponsive devices disposed at one end portion of the second grooves, the second array having photoresponsive device associated with each groove of the second grooves.
REFERENCES:
patent: 4320292 (1982-03-01), Oikawa et al.
patent: 4812647 (1989-03-01), Broussoux et al.
patent: 4911527 (1990-03-01), Garcia, Jr. et al.
Garcia, Jr. Felix
Slaughter John
Williams Rodney D.
Donaldson Richard L.
Griebenow L. Joy
Hiller William E.
Lee John R.
Nelms David C.
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