Television – Bandwidth reduction system – Data rate reduction
Patent
1997-01-30
1998-02-24
Britton, Howard W.
Television
Bandwidth reduction system
Data rate reduction
H04N 5783, H04N 592, G11B 700, G11B 724
Patent
active
057215910
ABSTRACT:
The invention provides a a recording data production apparatus and method, a recording medium reproduction apparatus and method and a recording medium by which interruption of data can be prevented even when reproduction of data is performed in a different order from the order in which the data are recorded. When it is intended to allow reproduction of data in an order of a block A, a block B and a block D or in another order of the block A, a block C and the block D, in order to prevent underflow of data from a buffer memory of a reproduction apparatus, the block B is sectioned into sections B.sub.1 to B.sub.3 and the block C is sectioned into sections C.sub.1 to C.sub.3. Then, the lengths of the sections are set to a predetermined value, and the blocks are arranged in an order of the blocks A, B.sub.1, C.sub.1, B.sub.2, C.sub.3, B.sub.3, C.sub.3 and D. In each section, addresses of a jumping start point and a jumping destination are recorded as control information.
REFERENCES:
patent: 5418762 (1995-05-01), Kitayama
patent: 5471450 (1995-11-01), Yonemitsu
Fujinami Yasushi
Kawamura Makoto
Yonemitsu Jun
Britton Howard W.
Frommer William S.
Sinderbrand Alvin
Sony Corporation
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