Highlight detecting circuit and related method for audio...

Television – Studio equipment

Reexamination Certificate

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Details

C348S157000, C348S169000, C348S515000, C725S022000, C715S723000

Reexamination Certificate

active

07742111

ABSTRACT:
A highlight detecting circuit for detecting a highlight segment within a video signal includes a pitch-tracking module for estimating a plurality of pitch values for an audio signal; a pitch difference detecting module coupled to the pitch-tracking module for computing a plurality of pitch difference values according to the pitch values; and a highlight detecting module coupled to the pitch difference detecting module for determining a starting point and a stopping point of the highlight segment according to the pitch difference values.

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