Data synchronizing apparatus and method thereof

Details Data synchronizing apparatus and method thereof Data synchronizing apparatus and method thereof

1995-12-27

1998-09-22

Lee, Michael

Television

Bandwidth reduction system

Data rate reduction

3488453, 348515, 370509, 375365, H04N 712

Patent

active

058122010

ABSTRACT:
A data synchronizing apparatus and method thereof capable of readily synchronizing video data and audio data by using a read pointer and a write pointer in each memory device storing the video and the audio data, includes a host processor for extracting video data, an information value indicating a start time of video data display and a system clock signal, and storing the extracted video data at a first data storing unit; and a video encoder for controlling a decoding speed of the video data read from a second data storing unit in accordance with a read pointer value of the second data storing unit when reading and decoding a write pointer value of the second data storing unit indicating an area where the extracted video data is to be stored and a video data previously stored at the second data storing unit.

REFERENCES:
patent: 5506932 (1996-04-01), Holmes et al.
patent: 5588029 (1996-12-01), Maturi et al.
patent: 5594660 (1997-01-01), Sung et al.

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