Optical disc, recording apparatus, and computer-readable recordi

Details Optical disc, recording apparatus, and computer-readable recordi Optical disc, recording apparatus, and computer-readable recordi

1998-09-17

2000-06-20

Chevalier, Robert

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

386109, H04N 5781, H04N 5917

Patent

active

060787279

ABSTRACT:
An optical disc including: a data area storing one or more video objects; and a time map area storing time map information. Each video object includes a plurality of video object units. The time map information includes a first time table and a second time table for each video object. Each first time table includes: addresses of video object units in a corresponding video object; and indicators. The addresses are arranged in order and indicate storage positions of the video object units that correspond to reproduction points that differ by a predetermined time unit. The predetermined time unit is longer than a maximum reproduction period of a video object unit. The indicators specify the video object units which respectively correspond to the addresses. Each second time table includes an entry for each video object unit in the corresponding video object. The entries are arranged in order. Each second time table includes a reproduction period and a data size of each video object unit.

REFERENCES:
patent: 4777537 (1988-10-01), Ueno et al.
patent: 5552896 (1996-09-01), Yoshida
patent: 5617407 (1997-04-01), Bareis
patent: 5642338 (1997-06-01), Fukushima et al.

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