EP1609143A1 - Information storage medium containing multi-path data, and storage apparatus and player thereof - Google Patents
Information storage medium containing multi-path data, and storage apparatus and player thereofInfo
- Publication number
- EP1609143A1 EP1609143A1 EP04718456A EP04718456A EP1609143A1 EP 1609143 A1 EP1609143 A1 EP 1609143A1 EP 04718456 A EP04718456 A EP 04718456A EP 04718456 A EP04718456 A EP 04718456A EP 1609143 A1 EP1609143 A1 EP 1609143A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- path
- presentation data
- playltems
- storage medium
- recording
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
- G11B27/327—Table of contents
- G11B27/329—Table of contents on a disc [VTOC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
- G11B2020/10944—Real-time recording or reproducing, e.g. for ensuring seamless playback of AV data
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
- H04N9/8227—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being at least another television signal
Definitions
- the present invention relates to multi-path data, and more particularly, to a recording/reproducing apparatus recording and reproducing data with a multi-path structure and an information storage medium on which the multi-path data is recorded.
- a multi-path denotes a plurality of paths including language credit data and multi-angle data, through which Audio-Video (AV) data is reproduced/recorded.
- a digital versatile disc (DVD) is a representative of conventional information storage media on which multi-path data is recorded using an interleaving method in which the data is divided into predetermined units and the units are alternately recorded. The interleaving method enables quick reproduction of data stored on a related path when a path change is instructed by a user.
- the multi-path recording is performed with regard to an information storage medium which has no recording position restrictions and a multi-path data structure in which data is recorded to have different reproduction times.
- FIG. 1 illustrates a data structure of a DVD with a multi-path data configuration according to the interleaving method.
- the DVD is divided into a video management group (VMG) area 110 and a plurality of video title set (VTS) areas 120a through 120n.
- VMG video management group
- VTS video title set
- Information regarding management of titles and title menus is stored in the VMG area 110 and information regarding titles is recorded in the plurality of VTS areas 120a through 120n.
- the VMG area 110 comprises two or three files and each of the VTS 120a through 120n area comprises three to twelve files.
- FIG. 2 illustrates a detailed data structure of the VMG area 110 of FIG. 1.
- the VMG area 110 includes a video management group information (VMGI) area 112 containing additional information regarding the VMG area 110, a video object subtitle (VOBS) area 114 containing video object information regarding the title menu, and a VMGI backup area 116.
- VMGI video management group information
- VOBS video object subtitle
- VMGI backup area 116 Each of the VMGI area 112, the VOBS area 114, and the VMGI backup area 116 exists as a file.
- the inclusion of the VOBS area 114 in the VMG area 110 is optional, so that in some cases, the VOBS area 114 may not be formed in the VMG area.
- FIG. 3 illustrates a detailed data structure of the VTS area 120n of FIG. 1.
- video title set information (VTSI) 310, VOBS 320 for a menu, which is presentation data for a menu screen, VOBS 330 for a video title set, and VTSI backup data 340 are recorded in the VTS area 120n.
- Recording of the VOBS 320 for menu is optional for displaying a menu screen.
- the VOBS 330 for a video title set is divided into a plurality of video objects (VOBs) and a plurality of cells that are recording units.
- Each VOB comprises a plurality of cells.
- the basic recording unit is a recording cell.
- FIG. 4 illustrates a video title linked to a plurality of program chains (PGCs) for controlling reproduction of the video title video objects according to the interleaving method.
- PGCs program chains
- FIG. 5 illustrates a data structure of the PGC according to the interleaving method.
- the PGC is stored in a PGCI 510.
- the PGCI 510 contains a pre-command 512 that includes a navigation command, a post-command 516, and a plurality of programs 514a through 514n.
- the pre-command 512 is carried out prior to reproduction of a particular program linked to the PGC and the post-command 516 is carried out after the reproduction of the particular program linked to the PGC.
- Each of the programs 514a through 514n contains a plurality of reproduction cell information. Reproduction cells included in the programs 514a through 514n are linked to respective recording cells as recording units included in a VOB.
- each reproduction cell i.e., a reproduction unit
- a reproduction cell command CC
- the PGCI is a hierarchical description of the PGC, which is a reproduction unit, and has an information structure that links a reproduction cell, which is the basic reproduction unit, to a recording cell that is the basic recording unit.
- the PGC is a link of a plurality of reproduction cells that are reproduction units.
- the plurality of reproduction cells of a program 514 may form a path block.
- FIG. 6 illustrates a structure of a path block shown in FIG. 5.
- the path block is constructed such that a plurality of reproduction cells are arranged in parallel so that only one of these reproduction cells can be reproduced.
- the reproduction cells forming the path block may have the same reproduction time or different reproduction times, and each of the reproduction cells corresponds to a specific path in the path block. If reproduction cells, which are reproduction units, form a path block, corresponding linked VOBs and recording cells, which are recording units, of a path of the path block, are not continuously and sequentially recorded per path, but recorded according to the interleaving method.
- FIG. 7 illustrates an example of a reproduction path of presentation data.
- a presentation engine reproduces presentation data in response to a presentation command given from a navigation manager.
- a series of presentation data are recorded in consecutive logical sectors according to a sequence of reading the series of presentation data during multi-path presentation data recording.
- the presentation data contains multiple recording cells and the navigation manager gives the presentation command with respect to at least one recording cell.
- the reproduction path of the presentation data is determined by the sequence of recording cells prescribed by a PGC.
- FIG. 7 illustrates multi-path reproduction of presentation data for a movie, where a recording cell from among a plurality of recording cells of the movie is reproduced according to navigation (reproduction command) data.
- "language credit” indicates reproduction of the movie according to a type of language. For instance, in the last scene of the movie, the type of language describing subtitle information regarding characters or producing staff is determined by the "language credit.” Otherwise, when the movie includes a scene where a character reads a newspaper, the newspaper may be determined to be a Korean newspaper or an English newspaper according to the "language credit”.
- "director's cut” denotes a particular sequence of video objects of the movie, selected by a movie manufacturer, and "multi-angle” denotes that the movie was shot at multiple camera angles.
- the presentation data shown in FIG. 7 can be reproduced following multiple paths without pause. Such reproduction of data is called seamless play.
- angle data typically, during reproduction of a movie, a user can change reproduction of one of angle data to another angle data. However, typically, change of a language determined by the language credit is not allowed, that is, reproduction paths according to the language credit might not be changeable.
- FIG. 8 illustrates a layout of presentation data with a multi-path structure for seamless play according to the interleaving method.
- the presentation data is recorded using the interleaving method.
- a presentation engine sequentially reads data from an interleaved block and reproduces the presentation data following a designated path of reproduction while skipping reproduction of undesired data.
- interleaved data i.e., a first interleaving unit (ILVU) 811 , a second ILVU 812, and a third ILVU 813
- ILVU interleaving unit
- the presentation engine For jumping to a desired track, the presentation engine requires a track buffer that enables the presentation data to be supplied to a decoder without intermission.
- the present invention provides a recording apparatus effectively recording multi-path data by separately recording presentation streams on respective paths, a reproducing apparatus for reproducing the multi-path data, and an information storage medium on which the multi-path data is recorded.
- a benefit of the present invention is to record and reproduce without using an interleaving recording and reproducing method, thereby allowing compression of bit streams (AV data) recorded on optical storage media according to unlimited bit rates with respect to a maximum reproducing rate from the optical storage media.
- an information storage medium on which multi-path presentation data is recorded, the information storage medium comprising a plurality of PlayLists storing information regarding reproduction paths forming the multi-path; and at least one clip that is a recording unit recording the presentation data, wherein each PlayList contains at least one Playltem linked to the at least one clip that is recorded continuously.
- an information storage medium on which multi-path presentation data is recorded, the information storage medium comprising at least one clip that is a recording unit recording the presentation data with respect to respective paths; and additional information regarding a path block (i.e., path block information) including a set of information specifying reproduction paths of the respective paths (specifying reproduction path links to continuously recorded clips). Therefore, according to the present invention, data for a predetermined path is seamlessly reproduced without changing paths when reproducing the presentation data for the respective paths, and the path block additional information is recorded separately from the presentation data.
- path block information i.e., path block information
- a reproducing apparatus that reproduces multi-path presentation data, comprising a reading unit that reads the presentation data; and a reproducing unit that reproduces clips that are recording units of the presentation data, based on a PlayList that records a reproduction path of the read presentation data, wherein the clips of the reproduction path are continuously recorded in a same area of an information storage medium.
- a recording apparatus that records multi-path presentation data, comprising a processor that processes AV data and generates multi-path presentation data; and a recording unit that records each presentation data of each path in clip units in a same area of an information storage medium and records PlayList information recording reproduction paths of the multi-path presentation data.
- FIG. 1 illustrates a data structure of a digital versatile disc (DVD) with a multi-path data structure according to an interleaving method
- FIG. 2 illustrates a data structure of a video manager (VMG) area of FIG. 1 ;
- FIG. 3 illustrates a data structure of a video title set (VTS) area of FIG. 1 ;
- FIG. 4 illustrates a structure of a title linked to a plurality of program chains (PGCs) according to the interleaving method
- FIG. 5 illustrates a data structure of a PGC according to the interleaving method
- FIG. 6 illustrates a path block
- FIG. 7 illustrates a reproduction path of presentation data
- FIG. 8 illustrates a layout of presentation data with a multi-path structure, which is reproduced using seamless play according to the interleaving method
- FIG. 9 illustrates the relation among a PlayList, a Playltem, clip information, and a clip, according to an embodiment of the present invention
- FIG. 10 illustrates a PlayList with a multi-path structure, according to an embodiment of the present invention
- FIG. 11 illustrates a data structure of a PlayList that includes Playltems that form a path block, and a data structure of a Playltem included in the path block, according to an embodiment of the present invention
- FIG. 12 illustrates PlayLists that are reproduction units, the PlayLists being constructed for respective paths, according to another embodiment of the present invention
- FIG. 13 illustrates a data structure of a PlayList constructed for a path as shown in FIG. 12, according to an embodiment of the present invention
- FIG. 14 illustrates the relation among a PlayList, a Playltem, clip information, and a clip, according to another embodiment of the present invention
- FIG. 15 is a block diagram of a reproducing apparatus, according to an embodiment of the present invention.
- FIG. 16 is a block diagram of a recording apparatus, according to an embodiment of the present invention.
- the present invention discloses use of a clip as a recording unit of the presentation data and a PlayList and a Playltem as reproduction units.
- the clip conceptually corresponds to a recording cell that is a recording unit and the PlayList and the Playltem correspond to a program and a reproducing cell that are reproduction units.
- an AV stream is recorded in clip units on an information storage medium according to the present invention.
- clips i.e., clips of each path
- An AV stream is also compressed and recorded to reduce the size thereof.
- the clip information When reproducing a recorded clip, clip information recorded in clips is required to interpret the characteristics of compressed presentation data.
- the clip information specifies AV attributes of each clip and includes an entry point map that describes the positions of entry points enabling random access at predetermined intervals.
- an entry point is a group of pictures (GOP) header or an I picture that is used as a random access point.
- the entry point map is mainly used for detecting the position of data in a predetermine time zone after starting of data reproduction.
- FIG. 9 illustrates the relation among a PlayList, a Playltem, clip information, and a clip, according to an embodiment of the present invention.
- a PlayList 910 is a basic reproduction unit.
- An information storage medium according to the present invention contains a plurality of PlayLists.
- the PlayList 910 is linked to a plurality of Playltems 920.
- a Playltem is a portion of a clip, and more particularly, indicates starting and finishing times of reproduction in a clip. " Thus, clip information is used to easily detect a desired portion of a clip.
- FIG. 10 illustrates a PlayList with a multi-path structure according to an exemplary embodiment of the present invention.
- a plurality of Playltems corresponding to respective PlayLists have a sequential structure.
- the plurality of Playltems form a Playltem path block 1010 (referred to as path block hereinafter).
- the path block 1010 includes Playltems for multi paths.
- path block When reproducing the path block, only one Playltem thereof is reproduced following a predetermined path.
- path change is not allowed in the path block Playltems.
- the path block Playltems may be constructed to have either the same reproduction time or different reproduction times.
- clips representing presentation data are divided into predetermined units and recorded in consecutive areas of an information storage medium without using interleaving. Therefore, in contrast to the interleaving units (e.g., ILVU1-3 of first path) of the interleaved block, which are not stored continuously and sequentially as shown in FIG. 8, according to the present invention, each path block Playltem clip (e.g., clip 2 of a path) is recorded in consecutive areas as shown in FIG. 10.
- FIG. 11 illustrates a data structure of a PlayList that includes Playltems that form a path block, and a data structure of a Playltem included in the path block.
- each of the Playltems included in the path block contains the present invention's Playltem general information and path block information.
- path block information basically specifies whether some Playltems included in a PlayList form a path block. Clips referred to by Playltems forming a path block can be sequentially recorded as shown in FIG. 10.
- only one Playltem is selected from the plurality of path block Playltems, which constitute the PlayList, to be reproduced. As mentioned above, changes of Playltems belonging to the same path block are not allowed.
- FIG. 12 illustrates an example of PlayLists, i.e., reproduction units, which are constructed for respective paths, according to another embodiment of the present invention.
- a Playltem belonging to each of the PlayLists does not form a path block, that is, each Playltem corresponds to a path, and as described in more detail below, the PlayLists include path information.
- FIG. 13 illustrates a data structure of a PlayList constructed for a path as shown in FIG. 12, according to an embodiment of the present invention.
- each PlayList corresponding to different paths further contains path information that specifies its path.
- path information that specifies its path.
- one of the PlayLists for multiple paths is selected and reproduced.
- change of PlayLists at the same multiple paths is not allowed.
- multi-path presentation data is divided into predetermined recording units (clip or clips) and recorded in consecutive areas of an information storage medium per path.
- reproduction units (PlayLists) are provided to be linked to related recording units, which further include multi-path information.
- a method of reproducing a multi-path presentation data using a reproducing apparatus will now be described.
- additional information regarding selection of a desired path i.e., a PlayList with path information, which can be path block information as the case may be
- the reproducing apparatus reads the additional information (reads the PlayList with path information) from the information storage medium prior to reproduction of the presentation data and stores the read information in a memory.
- the reproducing apparatus detects data having the selected path and reproduces the detected data according to the PlayList with the path information.
- Each clip which is a recording unit, contains path-block linkage information (a PlayList with path information) regarding the clip presentation data for a corresponding path.
- the multi-path presentation data can be read from consecutive areas of the information storage medium and reproduced, since clips for respective paths are not interleaved but are recorded in the consecutive areas. For this reason, the multi-path presentation data can be encoded as in general presentation data. Accordingly, for seamless reproduction of data for a path, the multi-path presentation data is not required to be divided into predetermined units and recorded using interleaving.
- a recording apparatus records the above clips, additional information for selection of a path (i.e., path information) and reproduction-unit information (i.e., a PlayList with the path information) on an information storage medium, so that PlayLists are made to correspond to paths (FIG. 12).
- path information i.e., path information
- reproduction-unit information i.e., a PlayList with the path information
- information regarding reproduction units having multiple paths i.e., a PlayList with path block information
- the PlayList is constructed to be linked to the plurality of Playltems as the path block (FIG. 10).
- Each PlayList includes at least one Playltem and a Playltem is linked to a clip.
- a first PlayList 1410 and a second PlayList 1420 may be reproduced.
- Parts of Playltems 1412, 1414, and 1416 belonging to the first PlayList 1410 and Playltems 1422, 1424, and 1426 belonging to the second PlayList 420 may be linked to the same clips. Since only parts of Playltems are differently reproduced according to the value of the language credit, they can be linked to additional clips.
- the first Playltem 1412 belonging to the first PlayList 1410 is linked to a first clip linked to the first Playltem 1422 belonging to the second PlayList 1420.
- the third Playltem 1416 belonging to the first PlayList 1410 is linked to a fourth clip linked to the third Playltem 1426 belonging to the second PlayList 1420.
- the second Playltem 1414 belonging to the first PlayList 1410 is linked to a second clip and the second Playltem 1424 belonging to the second PlayList 1420 is linked to a third clip. For instance, a scene where a character of a movie reads a Korean newspaper is the second clip and a scene where the character reads an English newspaper is the third clip.
- the first and fourth clips may be shared by the first and second PlayLists 1410 and 1420.
- Selection of a PlayList to be reproduced has been described in a system parameter of a movie object. For instance, information regarding the language credit is stored in the system parameter. If a value of the language credit corresponds to Korean language, the first PlayList 1410 is reproduced. If the value of the language credit corresponds to English language, the second PlayList 1420 is reproduced.
- FIG. 15 is a block diagram of a reproducing apparatus according to an embodiment of the present invention.
- the reproducing apparatus includes a reading unit 1510 and a reproducing unit 1520.
- the reading unit 1510 reads presentation data
- the reproducing unit 1520 reproduces a clip, which is a recording unit of the presentation data, based on PlayList information regarding a reproduction path of the read representation data. Clips are continuously recorded in the same area of an information storage medium per path.
- the reproducing unit 1520 reproduces at least one clip that can be a recording unit of presentation data for a plurality of paths. In an information area of the clip, entry point information regarding points that can be randomly accessed is recorded. The entry point information enables sequential reproduction of data from a path.
- the reproducing unit 1520 reproduces reproduction units (PlayLists) including Playltems corresponding to respective clips. A Playltem is linked to an entire clip or a portion thereof. Also, the reproducing unit 1520 reproduces a path block comprising a plurality of multi path Playltems. When the reproducing apparatus reproduces a plurality of Playltems forming a path block, only one Playltem is reproduced.
- FIG. 16 is a block diagram of a recording apparatus according to an embodiment of the present invention.
- the recording apparatus includes a recording unit 1610 and a processor 1620.
- the recording unit 1620 continuously records presentation data in clip units in the same area of an information storage medium.
- the recording unit 1610 records presentation data continuously for respective paths in at least one clip, records Playltems corresponding to respective clips and a PlayList comprising the plurality of Playltems as reproduction units to correspond to respective paths, and records information regarding multi-paths as a path block including the plurality of Playltems (as the case may be).
- multi-path presentation data and additional path information for selection of a path are recorded in different areas of an information storage medium.
- the presentation data is divided into predetermined units and recorded in consecutive areas using a separate recording method different from the interleaving method. Accordingly, it is possible to more effectively use a recording space and reduce the frequency of jumping various path recording units of presentation data, thereby effectively reading the multi-path presentation data from the information storage medium.
- the present invention provides a method of providing multi-path presentation data on an information storage medium without the interleaving, comprising recording continuously a plurality of clips containing presentation data of respective paths; recording separately from the clips a plurality of PlayLists specifying reproduction paths forming the multi-path; containing in each PlayList a plurality of Playltems linked to clips for the respective paths; sharing some of the clips among differing PlayLists for the respective paths (i.e., path PlayLists or PlayLists per path) by linking Playltems from the different PlayLists to same clips for one path; and seamlessly reproducing the at least one clip of a path without changing paths, when reproducing the presentation data for the respective paths via the PlayLists.
- the present invention can be embodied as a computer readable code in a computer readable medium.
- the computer readable medium may be any recording apparatus capable of storing data that is read by a computer system, e.g., read-only memory (ROM), random access memory (RAM), a compact disc (CD)-ROM, a magnetic tape, a floppy disk, an optical data storage device, and so on.
- the computer readable medium may be a carrier wave that transmits data via the Internet, for example.
- the computer readable recording medium can be distributed among computer systems that are interconnected through a network, and the present invention may be stored and implemented as a computer readable code in the distributed system.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Television Signal Processing For Recording (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US45255803P | 2003-03-07 | 2003-03-07 | |
US45255103P | 2003-03-07 | 2003-03-07 | |
US452558P | 2003-03-07 | ||
US452551P | 2003-03-07 | ||
KR20030019683 | 2003-03-28 | ||
KR2003019683 | 2003-03-28 | ||
US45843103P | 2003-03-31 | 2003-03-31 | |
US458431P | 2003-03-31 | ||
KR1020040001088A KR100677109B1 (en) | 2003-03-28 | 2004-01-08 | Information storage medium containing multi-path data, and storage apparatus and player thereof |
KR2004001088 | 2004-01-08 | ||
PCT/KR2004/000482 WO2004079736A1 (en) | 2003-03-07 | 2004-03-08 | Information storage medium containing multi-path data, and storage apparatus and player thereof |
Publications (2)
Publication Number | Publication Date |
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EP1609143A1 true EP1609143A1 (en) | 2005-12-28 |
EP1609143A4 EP1609143A4 (en) | 2007-10-31 |
Family
ID=32966796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04718456A Ceased EP1609143A4 (en) | 2003-03-07 | 2004-03-08 | Information storage medium containing multi-path data, and storage apparatus and player thereof |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1609143A4 (en) |
JP (1) | JP4536720B2 (en) |
WO (1) | WO2004079736A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040000290A (en) | 2002-06-24 | 2004-01-03 | 엘지전자 주식회사 | Method for managing multi-path data stream of high density optical disc |
CN1565031B (en) | 2002-06-28 | 2010-09-29 | Lg电子株式会社 | Recording, reproducing methods and apparatus for managing multiple path data |
US7224664B2 (en) * | 2003-03-25 | 2007-05-29 | Lg Electronics Inc. | Recording medium having data structure for managing reproduction of data streams recorded thereon and recording and reproducing methods and apparatuses |
KR101071139B1 (en) * | 2004-12-09 | 2011-10-10 | 엘지전자 주식회사 | Structure of navigation information for video data recorded on a recording medium and recording/reproducing method and apparatus using the structure |
US20060155680A1 (en) * | 2005-01-10 | 2006-07-13 | Peng Wu | Search file indicating languages associated with scenes |
US20080152302A1 (en) * | 2005-05-10 | 2008-06-26 | Kiyonori Kido | Data Processing Device |
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- 2004-03-08 EP EP04718456A patent/EP1609143A4/en not_active Ceased
- 2004-03-08 JP JP2006507748A patent/JP4536720B2/en not_active Expired - Fee Related
- 2004-03-08 WO PCT/KR2004/000482 patent/WO2004079736A1/en active Application Filing
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Also Published As
Publication number | Publication date |
---|---|
WO2004079736A1 (en) | 2004-09-16 |
JP2006520989A (en) | 2006-09-14 |
EP1609143A4 (en) | 2007-10-31 |
JP4536720B2 (en) | 2010-09-01 |
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