Video signal processing

Details Video signal processing Video signal processing

H - Electricity

04

N

H04N 5/14 (2006.01) H04N 5/21 (2006.01) H04N 9/64 (2006.01)

Patent

CA 2160492

The group delay of a noise-reducing median filter for video or a video FIR filter is reduced by transferring filter contributions of fields in "time forward" to fields in "time past" with respect to the output sample point. No significant impairment is introduced by this time asymmetry.

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