CN100401418C - Recording management method of broadcasting data stream by multi-channel - Google Patents
Recording management method of broadcasting data stream by multi-channel Download PDFInfo
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- CN100401418C CN100401418C CNB2003101081629A CN200310108162A CN100401418C CN 100401418 C CN100401418 C CN 100401418C CN B2003101081629 A CNB2003101081629 A CN B2003101081629A CN 200310108162 A CN200310108162 A CN 200310108162A CN 100401418 C CN100401418 C CN 100401418C
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Abstract
The present invention relates to a method for recording and managing multi-channel playing data streams, which comprises the steps: multi-channel playing data streams obtained through multiplexing of a plurality of playing data streams are recorded and stored on a re-recordable medium; management information for searching and skillfully playing the playing data streams is generated and recorded. The present invention has high practical value. The multi-channel playing data streams obtained through multiplexing of the playing data streams are stored to re-recordable optical disks, such as BD-RW, etc., and simultaneously, the management information for searching and skillfully playing the playing data streams and the management information for integrally searching and skillfully playing the multi-channel playing data streams are respectively generated, and then, are recorded in file structures of the recordable optical disks in a proper format; the playing modes of integrally and optically visiting, reading and playing the multi-channel playing data streams recorded on the recordable optical disks, respectively playing the multi-channel playing data streams, etc. can be realized according to the users' selection.
Description
(1) technical field
The invention relates to the record management method of hyperchannel play data stream, refer in particular to the record management method that the multi-channel data stream that is used for obtaining after a plurality of multipleization of play data stream records a kind of hyperchannel play data stream on the recording mediums such as high density re-recordable optical disc.
(2) background technology
Recently, new high-density re-recordable optical disc along with the voice data of video data that can a large amount of high image quality of recording storage and high tone quality, such as " Blu-ray disc rewritable " (below be called, the development rapidly of normalized production BD-RW), the exploitation of its Related product listing and popularized a general orientation into current development.
Fig. 1 is the signal record of recording medium such as BD-RW and the part-structure figure of required video disc transcripter VDR optical disc apparatus such as (Video Disc Recorder) when playing.Above-mentioned optical disc apparatus comprises following structure: light picker 2, read the signal of record on the recording medium CD 1 such as BD-RW or the record data stream from the process signal Processing of outside input; VDR system 3, the signal that above-mentioned light picker 2 is read carries out the play signal processing, perhaps the data stream of outside input is carried out signal Processing and is converted into the data stream that is fit to write down; Scrambler 4 is encoded the simulating signal of outside input, carries above-mentioned VDR system 3.
Then, has the signal that the VDR system 3 of the optical disc apparatus of said structure will receive from the outside, such as shown in Figure 1, the play data stream that receives by channel selector (tuner), the perhaps data stream that receives from PC (PC) by interfaces such as IEEE1394, recording storage is to above-mentioned BD-RW CD 1.VDR system 3 controls its operation by operator's input signal.
In addition, above-mentioned digital broadcast data stream comprises opening play data stream (Open broadcast stream) and restricted type play data stream (private broadcast stream) and hyperchannel play data stream { multi-channel broadcast stream}.Above-mentioned opening play data stream is the representative broadcast formats of various countries, because of it is data stream syntactic structure (stream syntax) data stream of disclosed Play System, so be known as the data stream that can carry out structure analysis in above-mentioned VDR system 3.As everyone knows, in above-mentioned opening data stream, comprise the ATSC D-TV data stream of the U.S., the DVB data stream in Europe, the ARIB IDSV data stream of Japan etc.
In addition, above-mentioned restricted type play data stream is the data stream that is difficult to be undertaken by optical cable and satellite play the Play System that data flow architecture analyzes, and cannot carry out structure analysis in the middle of above-mentioned VDR system.It comprises the ATSC D-TV data stream of the U.S., the DVB data stream in Europe, all the digital broadcast data stream outside the ARIB IDSV data stream of Japan etc.
Above-mentioned hyperchannel (Multi-channel) play data stream is can analyze the play data stream of data flow architecture, such as when being benchmark with the ATSC D-TV broadcast format of the U.S., refer to a HD level broadcasting channel data stream that transmits in a physical property (Physical) broadcasting channel, perhaps a plurality of SD level broadcasting channel data stream is comprised the data stream of transmission later on by multipleization of logic.
Above-mentioned optical disc apparatus can comprise that { polytype play data stream such as multi-channel broadcast stream} stores on the high density re-recordable optical discs such as above-mentioned BD-RW CD 1 for opening play data stream (Open broadcaststream) and restricted type play data stream (private broadcast stream) and hyperchannel play data stream with foregoing.
But, when above-mentioned optical disc apparatus records on the above-mentioned BD-RW CD 1 in the hyperchannel play data stream that a plurality of multipleization of play data stream obtained later on, need the retrieval of these a plurality of play data stream of record management and the management information that skill is play (TRICK PLAY), current truth is to go back the scheme that neither one solves up to now, demands seeking this solution at present urgently.
(3) summary of the invention
The present invention proposes in order to address the above problem.The object of the present invention is to provide a kind of record management method of hyperchannel play data stream, the method is when the hyperchannel play data stream recording storage that a plurality of multipleization of play data stream obtained is to re-recordable optical discs such as BD-RW, generate the retrieval of these a plurality of play data stream and the management information that skill is play respectively, then it is efficiently recorded on the above-mentioned re-recordable optical disc with suitable form.
To achieve these goals, the record management method of hyperchannel play data stream of the present invention is characterized in that comprising following two operating process:
First step, the hyperchannel play data stream recording storage that a plurality of multipleization of play data stream obtained is on re-recordable recording medium;
Second step records described hyperchannel play data stream in the file syntactic structure of re-recordable recording medium on the cut-parts file;
Third step generates the retrieval of the described a plurality of play data stream of record and the management information that skill is play;
The 4th step will be used for retrieving the manufacturer's restricting data posting field that records the corresponding cut-parts message file of described cut-parts file with at least more than one entrance mapping table EP_MAP of each play data stream of multipleization of hyperchannel play data stream of the described cut-parts file of the management information of skill Play Control.
Effect of the present invention:
Record management method with hyperchannel play data stream of the present invention of above-mentioned formation has very high practical value.It stores in the hyperchannel play data stream that a plurality of multipleization of play data stream are obtained in the re-recordable optical discs such as BD-RW, generate the retrieval of these a plurality of play data stream and the retrieval and the skill of skill broadcast management information and above-mentioned hyperchannel play data stream integral body respectively and play management information, then with appropriate form stored record in the middle of the file structure of above-mentioned re-recordable optical disc, thereby can realize the selection according to the user, random access reads that to play the hyperchannel play data stream that writes down on the above-mentioned re-recordable optical disc whole or respectively to its broadcast form of playing etc.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
(4) description of drawings
Fig. 1 is the part-structure figure of VDR optical disc apparatus such as (Video Disc Recorder);
Fig. 2 is the operational flowchart of the record management method of multi-channel data stream of the present invention;
Fig. 3 be the multi-channel data stream according to the present invention record management method addition record the file structure figure of re-recordable optical disc of entrance mapping table (entry point map) (EP MAP) and time quantum mapping table (TU_MAP);
Fig. 4 is for generating time quantum mapping table (TU_MAP) figure of record according to the present invention;
Fig. 5 (EP_MAP) schemes for the entrance mapping table (entry point map) that generates record according to the present invention;
Hyperchannel play data stream that Fig. 6 writes down for conventional record (Conditional normal recording) mode with good conditionsi according to the present invention and the connection status figure between management information.
The symbol description of major part in the accompanying drawing
1, CD 2, light picker (pick up)
3, VDR system 4, scrambler (encoder)
(5) embodiment
Below, the embodiment to the record management method of hyperchannel play data stream of the present invention is elaborated with reference to the accompanying drawings.
At first, the record management method of hyperchannel play data stream of the present invention is can be applied on the optical disc apparatus with structure as shown in Figure 1.The play data stream that the VDR system 3 of above-mentioned optical disc apparatus will receive by channel selector (tuner), the perhaps data stream that receives from PC (PC) by interfaces such as IEEE1394, recording storage is to above-mentioned BD-RW CD 1.Simultaneously, generate on the above-mentioned BD-RW CD 1 retrieval of a plurality of play data stream of record and the management information that skill (TRICK) is play, and record on the above-mentioned re-recordable optical disc with the form of the file structure that is fit to BD-RW.
Fig. 2 is the operational flowchart of the record management method of hyperchannel play data stream of the present invention.
The operating process of the record management method of hyperchannel play data stream of the present invention:
Flow process begins.
S10, according to the input of user (operator) order, such as, be the play data stream opening entry that receives by the channel adjustment device and when storing on the BD-RW CD 1, above-mentioned VDR system 3 just detects the types of confirming the current play data stream that receives.
Does S11 in addition, judge that the type of the play data stream that above-mentioned detection is confirmed is opening play data stream?
If judge among the flow process S11, not in the time of in above-mentioned VDR system 3, to carry out the opening play data stream of structure analysis, promptly, it is the data stream that is difficult to carry out the Play System that data flow architecture analyzes by optical cable and satellite play etc., just for cannot in the middle of above-mentioned VDR system 3, carry out the restricted type play data stream of structure analysis the time, flow process enters S16, just with this restricted type play data stream, as shown in Figure 3, recording storage is cut-parts file (the Clip file in data stream (STREAM) sub-directory in the file structure of above-mentioned BD-RW, ' * .clpi '), at this moment, applicable data stream record (Streamer recording) mode will be selected by above-mentioned VDR system 3, promptly, with the management information recording storage of the retrieval of above-mentioned restricted type play data stream and skill (TRICK) the play operation cut-parts message file in the cut-parts information sub-directory (CLIP INFORAMTIONFILE, ' * .CLPI ') in the file structure of above-mentioned BD-RW.
At this moment, as shown in Figure 3, comprise in the retrieval of the restricted type play data stream that records above-mentioned cut-parts file and the time quantum mapping table of skill play operation (TU_MAP:time unit map) in the cut-parts information recording area (CPI) that comprises in the above-mentioned cut-parts message file (' * .CLPI ').
S12, in addition, if judge in the above-mentioned flow process 11, when the type of the play data stream of detected affirmation is opening play data stream, judge whether to having passed through the play data stream that scramble is handled, when opening play data stream for can in above-mentioned VDR system 3, carrying out structure analysis, and be again when having carried out play data stream that scramble handles by ciphered code etc., above-mentioned VDR system 3 selects to be suitable for above-mentioned traffic logging (Streamerrecording) mode, and this has been carried out in the cut-parts file in play data stream recording storage that scramble the handles data stream sub-directory in the above-mentioned flow process S16.
And the management information about the retrieval of having carried out the play data stream that scramble handles and skill play operation of recording storage is stored in the cut-parts message file (* .CLPI) in the cut-parts information sub-directory in the file structure of above-mentioned BD-RW on the above-mentioned cut-parts file.Even, in the above-mentioned cut-parts information recording area (CPI), as shown in Figure 3, comprise the retrieval of the A/V data stream that records above-mentioned cut-parts file and the time quantum mapping table (TU_MAP) that skill is play in such cases.
S13, in addition, if judge among the above-mentioned flow process S12, VDR system 3, again not carry out confirming that the user selects to have specified the multiple recording pattern under the situation of the play data stream that scramble handles when the type of the play data stream that above-mentioned detection is confirmed is for the opening play data stream that can carry out syntactic structure (SYNTAX) and analyze?
S17, if the result of above-mentioned affirmation has specified under the situation of multiple recording pattern, as previously mentioned, in a physics broadcasting channel, it is on the cut-parts file (* .m2ts) in the above-mentioned data stream sub-directory that a plurality of SD level play data stream is carried out hyperchannel play data stream recording storage that multipleization of logic obtain.
In addition, when the time quantum mapping table (TU_MAP) that will be used for the retrieval of hyperchannel play data stream integral body that above-mentioned cut-parts file is write down by multipleization and skill play operation comprises the cut-parts information recording area (CPI) that records in the above-mentioned cut-parts message file (* .CLPI), generate respectively and be used in the above-mentioned cut-parts file a plurality of entrances mapping table (ENTRY POINT MAP) of being play by the retrieval of each play data stream of hyperchannel play data stream of multiple recording and skill (EP_MAP).Then, select to use with good conditionsi conventional record (condit ional normal recording) mode of the interior recording storage of manufacturer's restricting data posting field (makers private data) in the above-mentioned cut-parts message file (* .clpi).
Promptly, in the middle of above-mentioned conventional record (conditional normal recording) mode with good conditionsi, generation is used for the retrieval of the hyperchannel play data stream integral body that above-mentioned cut-parts file writes down and the time quantum mapping table (TU MAP) of skill play operation, and when being recorded in above-mentioned cut-parts information recording area (CPI), generate the retrieval of each play data stream that is used for the hyperchannel play data stream of controlling recording on above-mentioned cut-parts file and a plurality of entrances mapping table (ENTRY POINT MAP) that skill is play respectively, and record management is arrived in the interior manufacturer's restricting data posting field (makers private data) of above-mentioned cut-parts message file.
S14, in addition, if judge among the above-mentioned flow process S13, VDR system 3, when the type of the play data stream that above-mentioned detection is confirmed is for the opening play data stream that can carry out syntactic structure (SYNTAX) and analyze is again not carry out the play data stream that scramble is handled, and the user does not select to specify under the situation of multiple recording pattern simultaneously, promptly, when the user selected to have specified single channel recording (single channel record) pattern in order to select to specify any one play data stream of hyperchannel play data stream, above-mentioned VDR system 3 will select application choice to extract above-mentioned single channel play data stream output arbitrarily out.
S15, then, above-mentioned single channel play data stream recording storage writes down (Normal recording) mode to the routine on the above-mentioned BD-RW CD 1.Flow process finishes.
At this moment, the play data stream of above-mentioned selection output as previously mentioned, will recording storage be the interior cut-parts file (* .m2ts) of above-mentioned data stream sub-directory.And be used to control the retrieval of this broadcasting channel data stream and the entrance mapping table 9entry point map that trick plays) (EP MAP) with regard in the involved cut-parts information recording area (CPI) that records in the above-mentioned cut-parts message file (* .CLPI).
In addition, by above-mentioned traffic logging (Streamer recording) mode or conventional record (conditional normal recording) mode with good conditionsi, as shown in Figure 4, the SOURCE PACKET MUNBER TIME UNIT START information (SPN_TIME_UNIT_START#0-#n) that is used to embody the certain hour interlude cell size information (time unit size) of time quantum and be used for the recording address of the A/V data stream of recording storage on the random access cut-parts file will be recorded and cover in the time quantum mapping table that is recorded on the above-mentioned cut-parts information recording area (CPI).
Promptly, above-mentioned VDR system 3, with the certain hour interlude unit that comprises the input source grouping (Input source packets) of transmission in the play data stream that is included in the restricted type play data stream or handles through scramble and the hyperchannel play data stream is that benchmark is confirmed packet clock time of arrival, generates the SOURCE PACKETMUNBER TIME UNIT START information (SPN TIME UNIT START #0-#n) of the recording address that is used for linking the A/V data stream that above-mentioned cut-parts file writes down and above-mentioned packet time of arrival.Then, record on the time quantum mapping table (TU MAP) in the above-mentioned cut-parts information recording area (CPI), thus can be so that above-mentioned SOURCE PACKET MUNBER TIME UNIT START information (SPN_TIME_UNIT_START #0-#n) be read and uses as the retrieving information of the SOURCE PACKET of the A/V data stream that can be used for writing down on the above-mentioned cut-parts file of random access.
On the contrary, be recorded in the cut-parts information recording area (CPI) by above-mentioned conventional record (Normal recording) mode, perhaps record in the entrance mapping table (entry point map) of above-mentioned manufacturer restricting data posting field (makers private data) posting field by above-mentioned conventional recording mode with good conditionsi, as shown in Figure 5, comprise express time mark entrance (presentation time stamp entrypoint) start information (PTS_EP_Start) and source grouping chronomere initial (the SOURCE PACKET MUNBERTIME UNIT START) information (SPN_TIME_UNIT_START #0-#n) of recording.This express time mark entrance (presentation time stamp entry point) start information (PTS_EP_Start) and source grouping chronomere initial (SOURCE PACKET MUNBER TIME UNIT START) information (SPN_TIME_UNIT_START #0-#n) is to be used for the packet id information of retrieve data stream and the quantity information (NUM_EP_Entries) of entrance (ENTRY POINT), and the recording address of the A/V data stream of recording storage on the cut-parts file.
Promptly, 3 retrievals of above-mentioned VDR system confirm not to comprise in the source grouping (source packets) of the opening play data stream handled through scramble or hyperchannel play data stream title (header) information of transmission, read the reproduction time information of inside picture (intra-picture) that can random access then, that is express time mark (presentation time stamp).At this moment, on the TP title (TP Header) of above-mentioned source grouping (source packer), comprise the PUSI (payload_unit_start_indicator) of transmission when information is set to 1, whether perhaps inner picture (Intra picture) is when beginning to confirm, judge that inner picture (Intra picture) is the starting resource grouping (START SOURCEPACKET) that is recorded in the GOP unit of reference position, reads the express time mark (presentation time stamp) that comprises in the PES title (PES header) of this source grouping (SOURCE PACKET) then.
And, the expression time map table (presentation time stamp) of the inside picture (Intra picture) that reads by said process retrieval and be used for marking mapping table (entry point map) so that the interconnective expression time mark of the record memory address entrance of this inner picture (Intra picture) (presentation time stamp entry point) start information (PTS_EP_Start) and source packet time unit initial (SOURCE PACKET MUNBER TIME UNITSTART) information (SPN_TIME_UNIT_START #0-#n) will be recorded to above-mentioned entrance.
In addition, above-mentioned hyperchannel play data stream, such as in physics broadcasting channel, by above-mentioned conventional recording mode with good conditionsi, during hyperchannel play data stream that the play data stream that writes down the 1st and the 2nd passage obtains after by multipleization of logic, as shown in Figure 6, pairing the 2nd channel transfer packet of the play data stream of pairing the 1st channel transfer packet of the play data stream of above-mentioned the 1st passage (TP_Channel 1) and above-mentioned the 1st passage (TP_Channel 2) times multiple recording to a cut-parts file, such as on ' 01001.m2ts ' cut-parts (clip) file.
In addition; Time quantum mapping table (TU_MAP for01001.m2ts) used when being play by the retrieval of the play data stream integral body of the 1st and the 2nd passage of multiple recording and skill on above-mentioned ' 01001.m2ts ' cut-parts file is used for the 1st entrance mapping table (entry point map) (EP_MAP # 1 for channel 1) of the retrieval of play data stream of above-mentioned the 1st passage and skill play operation and is used for the retrieval of play data stream of above-mentioned the 2nd passage and the 2entry point map (EP_MAP # 2 for channel 2) of skill play operation in the cut-parts information recording area (CPI) that is recorded to ' 01001.m2ts ' cut-parts file at manufacturer's restricting data posting field record of ' 01001.m2ts ' cut-parts message file.
And, being used for controls playing above-mentioned ' 01001.m2ts ' cut-parts file is recorded by comprising in the playing catalog item (play item) of ' 01001.rpls ' playing catalog file of the play data stream of the 1st and the 2nd passage of multiple recording: the above-mentioned the 1st and the Play Control information of the play data stream of the 2nd passage, such as the channel number information (#_OF_CH) of hyperchannel play data stream; Comprise the zero-time and the concluding time information (IN_time_PTS of the current express time mark (presentation time stamp) of record in (EP_MAP# 1#2) with above-mentioned entrance mapping table (entry point map), OUT_time_PTS), and comprise in the above-mentioned time quantum mapping table zero-time of time quantum of record and concluding time information (IN_time, OUT_time_).The involved manufacturer restricting data recording played zone (Makers private data) that is recorded in above-mentioned playing catalog item of the zero-time of above-mentioned passage number information and current express time mark (presentation time stamp) and concluding time information.
Then, 3 retrievals of above-mentioned VDR system confirm to comprise the passage number information in manufacturer restricting data recording played zone of the playing catalog item (play item 1) that is recorded in ' 01001.rpls ' playing catalog file and the zero-time and the concluding time information of current express time mark (presentation time stamp), manufacturer's restriction entrance mapping table (entry pointmap) of retrieval ' 01001.clpi ' cut-parts (clip) message file (EP_MAP) such as is used for the retrieval of play data stream of above-mentioned the 1st passage and the 1st entrance mapping table (entry point map) (EP_MAP # 1 for channel 1) of skill play operation then.
And, with reference to current express time mark start information that comprises record in above-mentioned the 1st entrance mapping table (entry point map) and grouping digital number entrance (source packet number entrypoint), source start information, carry out the skill play operation of the 1st passage play data stream, in random access above-mentioned ' 01001.m2ts ' the cut-parts file by the I-picture transfer data packets of the play data stream of the 1st and the 2nd passage of multiple recording (TP (1)).
In addition, 3 retrievals of above-mentioned VDR system confirm to comprise the channel number information in manufacturer restricting data recording played zone of the playing catalog item (play item 1) that is recorded in ' 01001.rpls ' playing catalog file and the zero-time and the concluding time information of current express time mark (presentation time stamp), then behind the 2nd entrance mapping table (entry point map) (EP_MAP # 2 for channel 2) of retrieval that retrieves the play data stream that is used for above-mentioned the 2nd passage and skill play operation, with reference to current express time mark start information that comprises record in above-mentioned the 2nd entrance mapping table (entry point map) and grouping digital number entrance (source packet number entry point), source start information, carry out the skill play operation of the 2nd passage play data stream, in random access above-mentioned ' 01001.m2ts ' the cut-parts file by the I-picture transfer data packets of the play data stream of the 1st and the 2nd passage of multiple recording (TP (2)).
And, 3 retrievals of above-mentioned VDR system confirm to comprise the zero-time and the concluding time information of the time quantum of the playing catalog item (play item 1) that is recorded in ' 01001.rpls ' playing catalog file, then behind the time quantum mapping table (TU_MAP for 01001.m2ts) of retrieval that retrieves the play data stream integral body that is used for the above-mentioned the 1st and the 2nd passage and skill play operation, with reference to time quantum size information that comprises record in the above-mentioned time quantum mapping table and grouping digital number entrance (source packet number entry point), source start information, carry out the skill play operation of the 1st and the 2nd passage play data stream integral body, with certain hour at interval in random access above-mentioned ' 01001.m2ts ' the cut-parts file by the play data stream integral body of the 1st and the 2nd passage of multiple recording.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense, so be not as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the distortion of the above embodiment.
Claims (6)
1. the record management method of a hyperchannel play data stream is characterized in that comprising following operating process:
First step, the hyperchannel play data stream recording storage that a plurality of multipleization of play data stream obtained are in the file syntactic structure of re-recordable recording medium on cut-parts file;
Second step, generate the retrieval of the described a plurality of play data stream of record and the management information that skill is play, and the management information of the hyperchannel play data stream integral body of generation retrieval and the described cut-parts file of Play Control, wherein this step is a time quantum mapping table TU_MAP with the hyperchannel play data stream integral body of retrieval and the described cut-parts file of Play Control, records the cut-parts information recording area of the corresponding cut-parts message file of described cut-parts file;
Third step will be used for retrieving the manufacturer's restricting data posting field that records the corresponding cut-parts message file of described cut-parts file with at least more than one entrance mapping table EP_MAP of each play data stream of multipleization of hyperchannel play data stream of the described cut-parts file of the management information of skill Play Control.
2. the record management method of hyperchannel play data stream as claimed in claim 1, it is characterized in that comprising among the described entrance mapping table EP_MAP packet id information that records play data stream and the number information of entrance, and current express time mark entrance start information and grouping digital number entrance, the source start information that can realize the record position of random access play data stream.
3. the record management method of hyperchannel play data stream as claimed in claim 1 is characterized in that comprising among the described time quantum mapping table TU_MAP grouping digital number entrance, the source start information that records the certain hour interlude cell size information that embodies time quantum and be used to realize the record position of random access hyperchannel play data stream.
4. the record management method of hyperchannel play data stream as claimed in claim 1, it is characterized in that described second step also will generate the port number information of described hyperchannel play data stream, with in order respectively above-mentioned play data stream to be retrieved the zero-time of the current time sign that comprises record among the entrance mapping table EP_MAP that generates record with the skill Play Control and to be accepted temporal information, and generate zero-time and the concluding time information that comprises the time quantum of record in the time quantum mapping table of record for the retrieval Play Control that realizes hyperchannel play data stream integral body.
5. the record management method of hyperchannel play data stream as claimed in claim 4, the port number information that it is characterized in that described hyperchannel play data stream, with the zero-time of current time sign with accept temporal information, and the zero-time of time quantum and concluding time information are that recording storage is in the corresponding playing catalog item of described hyperchannel play data stream.
6. the record management method of hyperchannel play data stream as claimed in claim 4, it is characterized in that the port number information of described hyperchannel play data stream and the zero-time of current time sign are that recording storage is in manufacturer's restricting data posting field of the corresponding playing catalog item of described hyperchannel play data stream with accepting temporal information.
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| JP2003036656A (en) * | 2002-05-30 | 2003-02-07 | Toshiba Corp | Object sharing system of a plurality of contents |
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| CN1237758A (en) * | 1998-04-10 | 1999-12-08 | 先锋株式会社 | Information record medium and apparatus for reproducing the same |
| US20020076201A1 (en) * | 1999-05-12 | 2002-06-20 | Yasufumi Tsumagari | Digital video recording/playback system with entry point processing function |
| CN1393872A (en) * | 2001-06-21 | 2003-01-29 | Lg电子株式会社 | Method and apparatus for recording multi-channel stream and recording medium thereof |
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| JP2003036656A (en) * | 2002-05-30 | 2003-02-07 | Toshiba Corp | Object sharing system of a plurality of contents |
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