Computer graphics processing and selective visual display system – Display driving control circuitry – Display power source
Reexamination Certificate
2007-03-13
2007-03-13
Eisen, Alexander (Department: 2629)
Computer graphics processing and selective visual display system
Display driving control circuitry
Display power source
C345S211000
Reexamination Certificate
active
10150936
ABSTRACT:
Even in a liquid crystal display device that has been completed as a product, EMI countermeasures and power saving can be realized according to the use environment of an electronic apparatus in which the liquid crystal display device is to be mounted. A timing converter mounted on an interface printed circuit board of the liquid crystal display device is provided with a display mode selecting terminal. A display mode selecting signal which varies the frequency of a pixel clock signal for an image signal is applied to the display mode selecting terminal from the outside, thereby varying the frequency of the pixel clock signal.
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Igarashi Youichi
Oowaki Yoshio
Eisen Alexander
Hitachi Device Engineering & Co., Ltd.
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