Television – Camera – system and detail – Combined image signal generator and general image signal...
Patent
1997-01-27
1998-06-09
Faile, Andrew I.
Television
Camera, system and detail
Combined image signal generator and general image signal...
358455, H04N 5202
Patent
active
057642877
ABSTRACT:
In an image pickup apparatus arranged to carry out a predetermined signal processing action including a gamma correction process on a signal outputted from an image sensor and to invert the signal during the process of the signal processing action, a varying circuit is arranged to vary a gamma value to be used for the gamma correction process.
REFERENCES:
patent: 4489349 (1984-12-01), Okada
patent: 4709274 (1987-11-01), Tanioka
patent: 5019909 (1991-05-01), Sawachi
patent: 5278919 (1994-01-01), Sugiura et al.
Canon Kabushiki Kaisha
Christensen Andrew B.
Faile Andrew I.
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