Automatic audio to video timing measurement device and method

Details Automatic audio to video timing measurement device and method Automatic audio to video timing measurement device and method

1995-06-07

1996-11-05

Lee, Micheal H.

Television

Synchronization

Locking of video or audio to reference timebase

348515, 348518, 382100, 382209, H04N 9475

Patent

active

055722610

ABSTRACT:
The apparatus and method described herein provides for detecting or measuring the relative timing of the audio and video portions of an audio visual program by inspection of the opening and closing of the mouth of a speaker, and comparing that opening and closing to the utterance of sounds associated therewith.

REFERENCES:
patent: Re33535 (1991-02-01), Cooper
patent: 4313135 (1982-01-01), Cooper
patent: 4769845 (1988-09-01), Nakamura
patent: 4841575 (1989-06-01), Welsh et al.
patent: 4975960 (1990-12-01), Petajan
patent: 5202761 (1993-04-01), Cooper
patent: 5387943 (1995-02-01), Silver

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