Method for detecting video frame types with median filtering

Details Method for detecting video frame types with median filtering Method for detecting video frame types with median filtering

2007-05-08

2007-05-08

Tran, Trang (Department: 2622)

Television

Synchronization

Sync separation

C348S449000, C348S558000

Reexamination Certificate

active

10413308

ABSTRACT:
The invention relates to a method for detecting video frame types with median filtering, which proceeds a denoising step after calculating the comb factor of each pixel, to avoid incorrect judgment of the frame type resulting from excessive field difference and improve detection accuracy.

REFERENCES:
patent: 6160589 (2000-12-01), Sadowski
patent: 6545725 (2003-04-01), Fujita et al.
patent: 6700622 (2004-03-01), Adams et al.
patent: 6992727 (2006-01-01), Lin et al.
patent: 03/017676 (2003-02-01), None

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