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Title:
DATA STREAM RECORDING APPARATUS, AND STREAM RECORDING METHOD, AND PROGRAM
Document Type and Number:
Japanese Patent JP2003224824
Kind Code:
A
Abstract:

To provide a data stream recording apparatus or the like capable of sufficiently protecting data.

A reception unit 3 transmits a data stream obtained by receiving a digital broadcast program to a mother board 1 via a connection bus B. The mother board 1 stores TS packets including data representative of I pictures in compliance with the MPEG (Moving Picture Experts Group) form among TS packets included in the data stream to a contents storage internal memory 33 of the reception unit 3 under the control of a contents recording reproducing program and stores the other TS packets to a mother board storage 2. In the case of reproducing the contents, the mother board 1 reads the TS packets indicative of the I pictures from the contents storage internal memory 33 under the control of the contents recording reproducing program, reads the other TS packets from the mother board storage device 2, restores the original data stream and reproduces the contents.


Inventors:
Yamagami, Yasushi
Shiraishi, Kenichi
Sakate, Toshiaki
Application Number:
JP2002000022242
Publication Date:
August 08, 2003
Filing Date:
January 30, 2002
Export Citation:
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Assignee:
KENWOOD CORP
International Classes:
H04N5/92; H04N19/102; H04N19/159; H04N19/177; H04N19/423; H04N19/44; H04N19/46; H04N19/467; H04N19/48; H04N19/50; H04N19/70; (IPC1-7): H04N5/92; H04N7/32
Attorney, Agent or Firm:
木村 満