Patent US5825731A successfully refreshed from Google Patents.
US5825731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc recording medium having subsidiary data in which is stored an identifier
Assignee: Sony Corp
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Filing: 1996-11-27
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Granted: 1998-10-20
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Expires: 2016-11-27
Abstract
Abstract A disc-shaped recording medium and a reproducing apparatus for the disc-shaped recording medium in which the letter information, such as a title, pertinent to a program recorded on the disc-shaped recording medium, is recorded as subsidiary data in a management area or in a program area. In the subsidiary data, there is recorded an identified for specifying whether or not the subsidiary data is allowed to be duplicated on an other recording medium so that inhibition or permission of duplication of the subsidiary information may be controlled at the time of duplication of the program.
Inventors
- 👤 Teppei Yokota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:51
CPC Classifications
G; G11; G11B; G11B20/00; G11B20/00086; G11B20/00681; G11B20/00688; G11B27/00; G11B27/10; G11B27/102; G11B27/105; G11B27/19; G11B27/28; G11B27/30; G11B27/3027; G11B27/3063; G11B27/32; G11B27/327; G11B27/329; G11B20/10; G11B20/10527; G11B2020/10537; G11B2020/10592; G11B2220/00; G11B2220/20; G11B2220/25; G11B2220/2537; G11B2220/2545; G11B27/34; G11B7/00; G11B7/002; G11B7/0037; G11B7/007; G11B7/00745
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
124 words
A disc reproducing apparatus for reproducing from a disc main data, management data for managing the main data, and subsidiary data ancillary to the main data, comprising: readout means for reading out the main data, the management data, and the subsidiary data from the disc; outputting means for digitally outputting the main data and the subsidiary data; detection means for detecting a flag specifying one of inhibition and permission of digitally outputting the subsidiary data read out by the readout means; and control means for controlling one of the inhibition and permission of digitally outputting the subsidiary data by the outputting means in accordance with the flag detected by the detection means, so as to prevent copying of the subsidiary data to another medium.
Claim 2
Dependent Claim
124 words
A disc reproducing apparatus for reproducing from a disc main data, management data for managing the main data, and subsidiary data ancillary to the main data, comprising: readout means for reading out the main data, the management data, and the subsidiary data from the disc; outputting means for digitally outputting the main data and the subsidiary data; detection means for detecting a flag specifying one of inhibition and permission of digitally outputting the subsidiary data read out by the readout means; and control means for controlling one of the inhibition and permission of digitally outputting the subsidiary data by the outputting means in accordance with the flag detected by the detection means, so as to prevent copying of the subsidiary data to another medium.
Claim 3
Dependent Claim
80 words
The disc reproducing apparatus as claimed in claim 1 wherein the disc-shaped recording medium is made up of a management area and a program area; said management area has the subsidiary data and the management data recorded therein; and wherein outputting of the subsidiary data by the outputting means is one of inhibited and permitted based on a flag specifying one of the inhibition and permission of the digital output included in the subsidiary data recorded in the management area.
Claim 4
Dependent Claim
96 words
The disc reproducing apparatus as claimed in claim 1 wherein the disc-shaped recording medium is made up of a management area and a program area; said management area has the subsidiary data and the management data recorded therein; said program area has recorded therein said subsidiary data along with the main data; and wherein outputting of the subsidiary data by the outputting means is one of is one of inhibited and permitted based on a flag specifying one of inhibition and permission of the digital output included in the subsidiary data recorded in the program area.
Claim 5
Dependent Claim
31 words
The disc reproducing apparatus as claimed in clam 1 wherein the subsidiary data is the letter information concerning the disc-shape recording medium and the program recorded on the disc-shape recording medium.
Claim 6
Dependent Claim
57 words
The disc reproducing apparatus as claimed in clam 1 wherein the main data is audio data and wherein said subsidiary data is at least one of the name of the disc-shape recording medium, name of the performer, name of the composer, name of the lyricist, name of the arranger, name of the publisher and date or production.
Claim 7
Dependent Claim
67 words
In a disc-shape recording medium comprising main data, management data for managing the main data, and subsidiary data ancillary to the main data, the improvement comprising: a flag present in the subsidiary data, said flag being digitally outputted by a disc reproduction apparatus and being capable of detection by the disc reproduction apparatus for one of inhibiting and permitting duplication of subsidiary data present on the disc.
Claim 8
Dependent Claim
67 words
In a disc-shape recording medium comprising main data, management data for managing the main data, and subsidiary data ancillary to the main data, the improvement comprising: a flag present in the subsidiary data, said flag being digitally outputted by a disc reproduction apparatus and being capable of detection by the disc reproduction apparatus for one of inhibiting and permitting duplication of subsidiary data present on the disc.
Claim 9
Dependent Claim
63 words
The disc-shaped recording medium as claimed in claim 6 wherein the recording medium is made up of a management area and a program area, said management area has the subsidiary data and the management data recorded therein, and wherein the identifier for one of inhibiting and permitting duplication of said subsidiary data is included in the subsidiary data recorded in the management area.
Claim 10
Dependent Claim
77 words
The disc-shaped recording medium as claimed in claim 6 wherein the recording medium is made up of a management area and a program area, said management area has the subsidiary data and the management data recorded therein, said subsidiary data is recorded along with the main data in said program area, and wherein the identifier for one of inhibiting and permitting duplication of said subsidiary data is included in the subsidiary data recorded in the program area.
Claim 11
Dependent Claim
31 words
The disc-shaped recording medium as claimed in claim 6 wherein the subsidiary data is the letter information concerning the disc-shaped recording medium and the program recorded on the disc-shaped recording medium.
Claim 12
Dependent Claim
57 words
The disc-shaped recording medium as claimed in claim 6 wherein the main data is audio data and wherein said subsidiary data is at least one of the name of the disc-shaped recording medium, name of the performer, name of the composer, name of the lyricist, name of the arranger, name of the publisher and date of production.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-10-19 | 2002-04-20 | 2002-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-10-19 | 2006-04-20 | 2006-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-10-19 | 2010-04-20 | 2010-10-20 | $7700.00 | Window Closed / Lapsed |