Trigger generating device, display control device, trigger generating method, display control method, trigger generating program, and display control program

A trigger generating device includes: a level setting section detecting a maximum level of an audio signal in each predetermined period and setting a threshold with reference to the maximum level; and a trigger generating section comparing the audio signal and the threshold and generating a trigger...

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Bibliographic Details
Main Authors TANAKA RYOSUKE, FUKUDA KAZUHIRO, FUJII TAKAHARU
Format Patent
LanguageChinese
English
Published 08.02.2012
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A trigger generating device includes: a level setting section detecting a maximum level of an audio signal in each predetermined period and setting a threshold with reference to the maximum level; and a trigger generating section comparing the audio signal and the threshold and generating a trigger signal when the level of the audio signal changes from a level smaller than the threshold to a level greater than the threshold.
Bibliography:Application Number: CN201110198717