Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Reexamination Certificate
2007-11-27
2007-11-27
Epps, Georgia (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
C250S370090, C250S591000, C430S048000
Reexamination Certificate
active
10153792
ABSTRACT:
An electrostatic recording body is constructed by laminating a glass substrate transmissive of recording light, a first conductive layer transmissive of recording light, a photoconductive layer exhibiting conductivity by receiving recording light, an insulating dielectric layer, and a second conductive layer transmissive of readout light, in this order. DC voltage is applied to the electrostatic recording body by a power source to charge both conductive layers, and an object is irradiated with light from a recording light irradiating means, thereby recording a electrostatic latent image at an interface between the photoconductive layer and the dielectric layer. Then, the conductive layers are short-circuited and charged at the same potential, thereby redistributing electrical charges. Exposure is performed by scanning with readout light from a readout exposure means, and current flowing out of the electrostatic recording body is detected by a current detecting means, thus reading out the electrostatic latent image.
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Epps Georgia
FUJIFILM Corporation
Lee Patrick J.
Sughrue Mion Pllc.
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