Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Reexamination Certificate
2006-05-23
2006-05-23
Epps, Georgia (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
C250S226000
Reexamination Certificate
active
07049573
ABSTRACT:
A photoelectric imaging sensor comprising a bias frame and electron collector and an electron emissive photosensitive material disposed on a first side of the bias frame and electron collector. A piezoelectric variable color filter is disposed on a second side of the bias frame and electron collector, piezoelectric separation control circuitry is coupled to the piezoelectric variable color filter that controls separation of colors thereby, and a current switch connected to the electron collector.
REFERENCES:
patent: 3056062 (1962-09-01), Max et al.
patent: 3467880 (1969-09-01), Crowell
patent: 6774385 (2004-08-01), Imai
patent: 6975575 (2005-12-01), Gibson et al.
Bean Heather N.
Robins Mark N.
Epps Georgia
Hewlett--Packard Development Company, L.P.
Williams Don
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