24/06/2005 - Controller General of Patents, Designs, and Trade Marks

(21) Application No. 2478/DEL/1997 A (22) Date of filing of Application: 01/09/1997
(54) Title of the invention: “A DIGITAL BROADCASTING APPARATUS.”
(51) International Classification 7 : H 04N 7/16
(30) Priority Data:
(31) Document No.: 8-230015 & 9-56687
(32) Date: 30/08/1996 & 11/03/1997
(33) Name of convention country: JAPAN
(66) Filed U/s 5(2): NIL
(61) Patent of addition to application No.: NA
(62) Filed on: NA
(63) Divisional to Application No.: NIL
(64) Filed on: NA
Total No Of Page: 362
(57) Abstract:
(71) Name of the applicant:
MATSUSHITA ELECTRIC INDUSTRIAL CO.,
LIMITED.
Address of the Applicant:
1006, Oaza Kadoma, Kadoma-shi, Osaka 571-
8501, Japan.
(72) Name of the Inventor:
TATSUYA SHIMOJI
KAZUO OKAMURA
JUNICHI HIRAI
MASAHIRO OASHI
TAKASHI KAKIUCHI
YUKI KUSUMI
YOSHIYUKI MIYABE
IKUO MINAKATA
MASAYUKI KOZUKA
YOSHIHIRO MIMURA
SHINJI INOUE
TOSHIYA MORI
NAOYA TAKAO
A broadcasting system which includes a broadcasting apparatus and a reception apparatus and
which achieves interactiveness using a broadcast wave.The broadcasting apparatus includes a
content storing unit for storing the plurality of contents, each content including a set of video data
and a set of control information that indicates another content that is a link destination for a present
content, and a transmitting unit for multiplexing a set of video data and a plurality of sets of the
same control information included in a same content as the set of video data, and for transmitting
the multiplexed sets of video data and control information. The reception apparatus includes an
extracting unit for extracting a set of video data and a set of control information in a same content
as the set of video data, a storing unit for storing the extracted set of control information, a
reproducing unit for reproducing the extracted set of video data and outputting an image signal, an
operation unit for receiving a user operation that indicates a content switching, and a control unit
for controlling the extracting unit to extract another content indicated by the set of control
information stored in the storing unit, in accordance with the user operation.
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