Audio video timing measurement and synchronization

A method and apparatus for synchronizing audio and video portions of a media program signal is disclosed. In a transmitting embodiment, the method comprises the steps of identifying a video event according to an video event discriminant in the video signal, and inserting a timing signal into the aud...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Stanger, Leon J, Michener, James A
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method and apparatus for synchronizing audio and video portions of a media program signal is disclosed. In a transmitting embodiment, the method comprises the steps of identifying a video event according to an video event discriminant in the video signal, and inserting a timing signal into the audio signal, and the apparatus comprises a video analysis module for identifying a video event according to an video event discriminant in the video signal, a timing signal generator for generating a timing signal, and a mixer for inserting the timing signal into the audio signal.