H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/83
H04N 5/57 (2006.01) G09G 3/20 (2006.01) H04N 3/12 (2006.01)
Patent
CA 1233243
ABSTRACT OF THE DISCLOSURE A video display system is disclosed, which includes a display device including a plurality of display cells arranged in an X-Y matrix form, a video signal source for supplying a digital video signal, a pulse width modulator connected to the video signal source for deriving a PWM signal corresponding to the brightness level of the digital video signal, the pulse width modulator including a counter supplied with the digital video signal as a datum signal and a clock signal generator for supplying a clock signal to the counter, and a signal supplying circuit connected to the pulse width modulator for supplying the PWM signal to the display device and reproducing a picture thereon. In this case, the video display system of this invention further includes a control circuit connected to the clock signal generator for changing the frequency of the clock signal supplied to the counter and controlling the brightness of the picture reproduced on the display device.
472612
Endoh Yasuyuki
Watanabe Yuji
Gowling Lafleur Henderson Llp
Sony Corporation
LandOfFree
Video display system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Video display system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Video display system will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1181148