Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Reexamination Certificate
2006-05-04
2010-06-22
Epps, Georgia Y (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
C250S214100
Reexamination Certificate
active
07741589
ABSTRACT:
An imager device includes a pixel array having some pixels providing output signals for automatic light control with other pixels providing image output signals. Multiple pixel cells of the array may be arranged to obtain sample data indicating the amount of light reaching the array, while image pixels in the array provide captured image data. An exemplary device includes a CMOS pixel array having 4T pixels arranged in rows and columns and having two transfer transistor control lines for each row of the array. Operation of the first transfer transistor line controls the pixels used for ALC operation while operation of the second transfer transistor line controls the pixels used for image capture.
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Bedabrata Pain et al., Imager With Motion-Artifact Suppression and Antiblooming, Nasa's Jet Propulsion Laboratory, www.nasatech.com/Briefs/Nov00/NPO20555.html.
Moholt Jorgen
Yaghmai Sohrab
Bui-Pho Pascal M
Dickstein & Shapiro LLP
Epps Georgia Y
Micro)n Technology, Inc.
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