Display apparatus with gamma correction

Details Display apparatus with gamma correction Display apparatus with gamma correction

1996-04-12

1999-01-26

Flynn, Nathan

Television

Image signal processing circuitry specific to television

Gray scale transformation

348675, H04N 773

Patent

active

058643702

ABSTRACT:
Display apparatus comprises a display screen. Drive means generates an image on the display screen in response to a video signal input from an external video source. The drive means comprises a memory for storing a gamma value and gamma correction means for modifying the input video signal as a function of a gamma value. Gamma variation means permits adjustment or the gamma value stored in the memory in response to a control signal input.

REFERENCES:
patent: 5315378 (1994-05-01), Satou et al.
patent: 5510851 (1996-04-01), Foley et al.
patent: 5526058 (1996-06-01), Sano et al.
patent: 5532765 (1996-07-01), Inoue et al.
patent: 5671021 (1997-09-01), Kumada et al.

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