Method for detecting video frame types with adaptive thresholds

Television – Synchronization – Sync separation

Reexamination Certificate

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C348S526000, C348S527000, C348S558000

Reexamination Certificate

active

06992727

ABSTRACT:
A method for detecting dynamic video pixels by using adaptive counter threshold values according to field difference value of the frame in the video, thereby to determine whether the frame is an interlaced frame or a progressive frame and to eliminate incorrect judgements resulting from field difference and to improve accuracy of frame determination.

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