Method for recording recorded digital data stream and for providing presentation managing information for the recorded digital data stream

• US 7,869,696 B1
• Filed: 08/11/2000
• Issued: 01/11/2011
• Est. Priority Date: 08/12/1999
• Status: Active Grant

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Kang, Kzwon, Seo, Kang-Soo, Yoo, Jea-Yong, Kim, Byung-Jin
• Primary Examiner(s): ATALA, JAMIE JO
• Application Number:
  US09/635,850
• Time in Patent Office: 3,805 Days
• Field of Search: 386109-112, 386125-126, 386/45, 386/95, 386/98, 386/33, 386/96, 386/46, 386/83, 386/75, 386/92, 386/1, 348/423.1
• US Class Current: 386/211
• CPC Class Codes: G11B 20/12 Formatting, e.g. arrangement of data block or words on the record carriers within interface between computers and data recorders G06F3/06
• CPC Class Codes: G11B 2020/1265 Control data, system data or management information, i.e. data used to access or process user data
• CPC Class Codes: G11B 2020/1288 Formatting by padding empty spaces with dummy data, e.g. writing zeroes or random data when de-icing optical discs
• CPC Class Codes: G11B 2020/1289 Formatting of user data
• CPC Class Codes: H04N 2005/91364 the video signal being scrambled
• CPC Class Codes: H04N 21/4135 external recorder interface circuits between an apparatus for recording television signals and a television receiver H04N5/775
• CPC Class Codes: H04N 21/4325 by playing back content from the storage medium reproduction of recorded television signals H04N5/76; reproduction of recorded television signals H04N9/79
• CPC Class Codes: H04N 21/4341 Demultiplexing of audio and video streams
• CPC Class Codes: H04N 21/4344 Remultiplexing of multiplex streams, e.g. by modifying time stamps or remapping the packet identifiers
• CPC Class Codes: H04N 21/4345 Extraction or processing of SI, e.g. extracting service information from an MPEG stream
• CPC Class Codes: H04N 21/4346 involving stuffing data, e.g. packets or bytes synchronisation arrangements in time-division multiplex systems with different or fluctuating information rates H04J3/073
• CPC Class Codes: H04N 21/43632 involving a wired protocol, e.g. IEEE 1394 high-speed IEEE 1394 serial bus H04L12/40052
• CPC Class Codes: H04N 5/775 between a recording apparatus and a television receiver
• CPC Class Codes: H04N 5/85 on discs or drums
• CPC Class Codes: H04N 9/8042 involving data reduction
• CPC Class Codes: H04N 9/8063 using time division multiplex of the PCM audio and PCM video signals
• CPC Class Codes: H04N 9/8205 involving the multiplexing of an additional signal and the colour video signal
• CPC Class Codes: H04N 9/8227 the additional signal being at least another television signal

Abstract

A method and apparatus for providing presentation managing information for the recording medium, are provided. The method includes generating a transport stream, comprising reproducing, from a recording medium, an MPEG transport stream composed of a series of transport packets carrying data; and selectively inserting, into the reproduced MPEG transport stream, program managing information for managing presentation of certain data carried in the reproduced MPEG transport stream.

Claims

1. A method of generating a transport stream in an apparatus including a pickup, a controller and a transmitting part, the method comprising:

reading, via the pickup, an MPEG transport stream directly from an optical disc, the MPEG transport stream including a series of transport packets;

generating, via the controller, a program managing information packet for indicating a discontinuity of the MPEG transport stream in a form of a transport packet;

inserting, via the controller, the generated program managing information packet between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

transferring, via the transmitting part, the MPEG transport stream including the inserted program managing information packet through a digital interface.

2. The method of claim 1, wherein the MPEG transport stream is an MPEG-2 transport stream.

3. The method of claim 1, wherein the apparatus comprises an optical disc player, and the inserting step is performed by the optical disc player.

4. The method of claim 3, wherein the reading step is performed by the optical disc player.

14. The method of claim 1, further comprising:

detecting a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the inserting step inserts the program managing information packet into the detected null time interval.

5. A method of reproducing data from an optical disc in an apparatus including a pickup, a controller and a transmitting part, the method comprising:

reading, via the pickup, an MPEG transport stream including a series of transport packets carrying data directly from the optical disc, said MPEG transport stream to be transmitted through a digital interface;

generating, via the controller, a program managing information packet for indicating a discontinuity of the MPEG transport stream in a form of a transport packet;

inserting, via the controller, the generated program managing information packet between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

transmitting, via the transmitting part, the MPEG transport stream having the program managing information packet inserted therein through the digital interface.

6. The method of claim 5, wherein the apparatus comprises an optical disc player, and the inserting step is performed by the optical disc player.

7. The method of claim 6, wherein the reading step is performed by the optical disc player.

15. The method of claim 5, further comprising:

detecting a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the inserting step inserts the program managing information packet into the detected null time interval.

8. An apparatus for generating a transport stream, the apparatus comprising:

a pickup configured to read an MPEG transport stream directly from an optical disc, the MPEG transport stream including a series of transport packets carrying data and to be transferred through a digital interface;

a controller configured to generate a program managing information packet for indicating a discontinuity of the MPEG transport stream, and to insert the program managing information packet between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

a transmitting part configured to transmit the MPEG transport stream having the program managing information packet inserted therein through the digital interface.

9. The apparatus of claim 8, wherein the MPEG transport stream is an MPEG-2 transport stream.

10. The apparatus of claim 8, wherein the apparatus is an optical disc player.

16. The apparatus of claim 8, further comprising:

a detecting part configured to detect a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the controller is further configured to insert the program managing information packet into the detected null time interval.

11. An apparatus for reproducing data from an optical disc, the apparatus comprising:

a pickup configured to read an MPEG transport stream including a series of transport packets carrying data directly from the optical disc, said MPEG transport stream to be transmitted through a digital interface;

a controller configured to generate the program managing information packet in the form of a transport packet, and to insert the program managing information packet between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

a transmitting part configured to transmit the MPEG transport stream having the program managing information packet inserted therein through the digital interface.

17. The apparatus of claim 11, further comprising:

a detecting part configured to detect a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the controller is further configured to insert the program managing information packet into the detected null time interval.

12. An apparatus for generating a transport stream, the apparatus comprising:

means for reading an MPEG transport stream directly from an optical disc, the MPEG transport stream including a series of transport packets carrying data, the MPEG transport stream to be transferred through a digital interface;

means for generating a program managing information packet indicating a discontinuity of the MPEG transport stream in a form of a transport packet;

means for inserting the generated program managing information between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

means for transmitting the MPEG transport stream including the inserted program managing information through the digital interface.

18. The apparatus of claim 12, further comprising:

means for detecting a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the means for inserting inserts the program managing information packet into the detected null time interval.

13. An apparatus for generating a transport stream, the apparatus comprising:

means for recording an MPEG transport stream including a series of transport packets carrying data directly on an optical disc such that the MPEG transport stream can be read directly from the optical disc, said MPEG transport stream to be transmitted through a digital interface;

means for reading the recorded MPEG transport stream from the optical disc;

means for generating a program managing information packet indicating a discontinuity of the MPEG transport stream in a form of a transport packet;

means for inserting the program managing information packet between two of the transport packets existing in the read MPEG transport stream when a discontinuity occurs in the MPEG transport stream; and

means for transmitting the MPEG transport stream having the program managing information packet inserted therein through the digital interface.

19. The apparatus of claim 13, further comprising:

means for detecting a null time interval in the MPEG transport stream, said null time interval corresponding to said discontinuity,

wherein the means for inserting inserts the program managing information packet into the detected null time interval.