Reading apparatus, reading method, program, and program recording medium

• US 8,446,801 B2
• Filed: 01/12/2007
• Issued: 05/21/2013
• Est. Priority Date: 01/17/2006
• Status: Expired due to Fees

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Kasai, Koichi, Ikeda, Satoshi, Isozaki, Masaaki
• Primary Examiner(s): Tran, Thai
• Assistant Examiner(s): HASAN, SYED Y
• Application Number:
  US11/622,491
• Publication Number:
  US 20070165497A1
• Time in Patent Office: 2,321 Days
• Field of Search: 369/30.27, 369/47.11, 369/47.31, 369/53.37, 369/30.23, 369/47.23, 369/47.1, 369/53.1, 386/265, 386/277, 386/E5.07, 386/E5.072, 386/243, 386/282, 386/E9.036, 348/E5.105, 360/15, 360/69
• US Class Current: 369/30.27
• CPC Class Codes: G11B 2220/2562 DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
• CPC Class Codes: G11B 2220/41 Flat as opposed to hierarchical combination, e.g. library of tapes or discs, CD changer, or groups of record carriers that together store one title
• CPC Class Codes: G11B 2220/45 Hierarchical combination of record carriers, e.g. HDD for fast access, optical discs for long term storage or tapes for backup
• CPC Class Codes: G11B 27/002 Programmed access in sequence to a plurality of record carriers or indexed parts, e.g. tracks, thereof, e.g. for editing; transfer of record carriers from magazine G11B15/68, G11B17/10; G11B17/22
• CPC Class Codes: G11B 27/105 of operating discs

Abstract

A reading apparatus and method for reading data from a digital versatile disc includes a specification section configured to specify a predetermined position of content. A controller generates information indicating a predetermined portion from a position specified by the specification section. A storage section reads the predetermined portion from the digital versatile disc on the basis of the information generated by the generation section and stores the predetermined portion on a storage medium. A reading controller controls reading of data from the storage medium and the digital versatile disc.

Claims

1. A reading apparatus for reading data from a digital versatile disc, the reading apparatus comprising:

specification means for specifying a predetermined position of content read from the digital versatile disc based on a resume-stopping operation indicating the predetermined position input by a user when the content is being read, wherein the user inputs the resume-stopping operation to select any point in time in the content being read from the digital versatile disk as the predetermined position;

generation means for generating information indicating a predetermined portion of the content from a position specified by the specification means, the predetermined portion being a portion of the content on the digital versatile disc of a predetermined size following the predetermined position;

storage means for reading the predetermined portion from the digital versatile disc on the basis of the information generated by the generation means and for storing the predetermined portion on a storage medium different from the digital versatile disc when the resume-stopping is input by the user; and

reading control means for controlling reading of data from the storage medium and the digital versatile disc based on a resume playback input by the user so that the data of the predetermined portion from the position specified by the specification means, the predetermined portion being stored on the storage medium, is read and data subsequent to the data read from the storage medium is read from the digital versatile disc if reading of the content from the position specified by the specification means is requested.

2. The reading apparatus according to claim 1, wherein the predetermined portion from the position specified by the specification means is a portion of a period of time longer than a period of time necessary for reading data of content from the digital versatile disc.

3. The reading apparatus according to claim 1, wherein the specification means specifies a resume-stopped position as the predetermined position.

4. The reading apparatus according to claim 1, wherein the predetermined portion is detected utilizing navigation information on the digital versatile disc.

5. The reading apparatus according to claim 4, wherein when storing the data on the storage medium, the navigation information is converted into offset values from a beginning of a file of the data.

6. The reading apparatus according to claim 1, wherein the storage means includes a hard disc including a cache area into which the predetermined portion is stored as a cache file.

7. A reading apparatus that reads data from a digital versatile disc or a storage medium, the reading apparatus comprising:

a specification section configured to specify a predetermined position of content read from the digital versatile disc based on a resume-stopping operation indicating the predetermined position input by a user when the content is being read, wherein the user inputs the resume-stopping operation to select any point in time in the content being read from the digital versatile disk as the predetermined position;

a controller configured to generate information indicating a predetermined portion of the content from a position specified by the specification section, the predetermined portion being a portion of the content on the digital versatile disc of a predetermined size following the predetermined position;

a storage device configured to read the predetermined portion from the digital versatile disc on the basis of the information generated by the generation section and for storing the predetermined portion on a storage medium different from the digital versatile disc when the resume-stopping is input by the user; and

a reading controller configured to control reading of data from the storage medium and the digital versatile disc based on a resume playback input by the user so that the data of the predetermined portion from the position specified by the specification section, the predetermined portion being stored on the storage medium, is read and data subsequent to the data read from the storage medium is read from the digital versatile disc if reading of the content from the position specified by the specification section is requested.

8. The reading apparatus according to claim 7, wherein the predetermined portion from the position specified by the specification section is a portion of a period of time longer than a period of time necessary for reading data of content from the digital versatile disc.

9. The reading apparatus according to claim 7, wherein the specification section specifies a resume-stopped position as the predetermined position.

10. The reading apparatus according to claim 7, wherein the predetermined portion is detected utilizing navigation information on the digital versatile disc.

11. The reading apparatus according to claim 10, wherein when recording the data on the storage medium, the navigation information is converted into offset values from a beginning of a file of the data.

12. The reading apparatus according to claim 7, wherein the storage device includes a hard disc including a cache area into which the predetermined portion is stored as a cache file.

13. A reading method for use with a reading apparatus for reading data from a digital versatile disc, the reading method comprising:

specifying a predetermined position of content read from the digital versatile disc based on a resume-stopping operation indicating the predetermined position input by a user when the content is being read, wherein the user inputs the resume-stopping operation to select any point in time in the content being read from the digital versatile disk as the predetermined position;

generating information indicating a predetermined portion of the content from the position specified in the specification, the predetermined portion being a portion of the content on the digital versatile disc of a predetermined size following the predetermined position;

reading the predetermined portion from the digital versatile disc on the basis of the information generated in the generation and storing the predetermined portion in advance on a storage medium different from the digital versatile disc when the resume-stopping is input by the user; and

controlling reading of data from the storage medium and the digital versatile disc based on a resume playback input by the user so that the data of the predetermined portion from the position specified in the specification, the predetermined portion being stored on the storage medium, is read and data subsequent to the data read from the storage medium is read from the digital versatile disc if reading of the content from the position specified in the specification is requested.

14. The reading method according to claim 13, wherein the predetermined portion from the position specified by the specifying is a portion of a period of time longer than a period of time necessary for reading data of content from the digital versatile disc.

15. The reading method according to claim 13, wherein the specifying specifies a resume-stopped position as the predetermined position.

16. The reading method according to claim 13, wherein the predetermined portion is detected utilizing navigation information on the digital versatile disc.

17. The reading method according to claim 16, wherein when storing the data on the storage medium, the navigation information is converted into offset values from a beginning of a file of the data.

18. The reading method according to claim 13, wherein the storage medium includes a hard disc including a cache area into which the predetermined portion is stored as a cache file.

19. A non-transitory computer readable medium including computer executable instructions enabling a computer to perform a reading process for reading data from a digital versatile disc, the computer executable instructions causing a computer to perform operations comprising:

specifying a predetermined position of content read from the digital versatile disc based on a resume-stopping operation indicating the predetermined position input by a user when the content is being read, wherein the user inputs the resume-stopping operation to select any point in time in the content being read from the digital versatile disk as the predetermined position;

generating information indicating a predetermined portion of the content from the position specified in the specification, the predetermined portion being a portion of the content on the digital versatile disc of a predetermined size following the predetermined position;

reading the predetermined portion from the digital versatile disc on the basis of the information generated in the generation and storing the predetermined portion in advance on a storage medium different from the digital versatile disc when the resume-stopping is input by the user; and

controlling reading of data from the storage medium and the digital versatile disc based on a resume playback input by the user so that the data of the predetermined portion from the position specified in the specification, the predetermined portion being stored on the storage medium, is read and data subsequent to the data read from the storage medium is read from the digital versatile disc if reading of the content from the position specified in the specification is requested.

20. The non-transitory computer readable medium according to claim 19, wherein the storage medium includes a hard disc including a cache area into which the predetermined portion is stored as a cache file.