Technique for suppression of flicker in interlaced video images

Details Technique for suppression of flicker in interlaced video images Technique for suppression of flicker in interlaced video images

H - Electricity

04

N

350/81

H04N 5/21 (2006.01) H04N 5/20 (2006.01) H04N 5/44 (2006.01)

Patent

CA 1236563

ABSTRACT OF THE DISCLOSURE A method, embodying the present invention, for suppressing the perception of flicker in interlaced video images, includes the steps of: testing, each pixel in an image, for an intensity value below a first predetermined threshold; modi- fying, for each tested pixel, an intensity value representation for each nearest neighbor pixel along a first axis of said interlaced image having an intensity value exceeding a second predeter- mined threshold, if the intensity value of the tested pixel is below the first predetermined threshold; displaying, on a video display device, an interlaced image generated by the steps of testing and modifying, having a suppressed percep- tion of flicker.

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