Apparatus for synchronized playback of audio-video signals

Details Apparatus for synchronized playback of audio-video signals Apparatus for synchronized playback of audio-video signals

1997-12-02

2000-12-19

Nguyen, Huy

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

386 98, 386106, H04N 5928

Patent

active

061636479

ABSTRACT:
An apparatus for producing synchronized playback of compressed digital data of audio-video signals from a desired portion of the digital data. The apparatus can be used in a system having comparatively low data processing ability, and work independent of the resolution of a software timer of the system. The apparatus comprises a frame counter for obtaining a reference time indicating reproduction time passage of the audio signal component from a reproduced data amount of the audio signal component. A delay detector detects progress of the video signal component in reference to the reference time.

REFERENCES:
patent: 5565996 (1996-10-01), Ueda
patent: 5583652 (1996-12-01), Ware
patent: 5617502 (1997-04-01), Ort et al.
patent: 5671319 (1997-09-01), Ueda
patent: 5815634 (1998-09-01), Daum et al.

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