发明申请
- 专利标题: Audio video timing measurement and synchronization
- 专利标题(中): 音频视频定时测量和同步
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申请号: US11529941申请日: 2006-09-29
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公开(公告)号: US20080079851A1公开(公告)日: 2008-04-03
- 发明人: Leon J. Stanger , James A. Michener
- 申请人: Leon J. Stanger , James A. Michener
- 主分类号: H04N9/64
- IPC分类号: H04N9/64
摘要:
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.
公开/授权文献
- US07948558B2 Audio video timing measurement and synchronization 公开/授权日:2011-05-24
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