CN1642261A - Method for mixed broadcasting picture-character and service information - Google Patents
Method for mixed broadcasting picture-character and service information Download PDFInfo
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Abstract
The invention is a graph and text and service information mixed playing method, including: operator edits EPG play timetable and graphics and text information of each program, links the timetable with the graphics and text information and stores them into electronic program play information database or stores them into harddisc file system of a computer in a file form; an electronic program playing system extracts the link information between the program information and the corresponding graphics and text information from the above database or the harddisc file and draws the graphics and text data according to the link information; according to DVB-SI standard, the electronic program play information is packaged into data segments of digital video broadcast; according to data rotational-play protocol in the digital video broadcast standard, the graphics and text data are packaged into data segments controlled by commands of digital storage media; these above data segments are packaged into MPEG-2 code streams. Adopting standard protocol, it plays the graphics and text in a mixing mode, rich in program information and the set-top boxes of different manufactures do not need any transplantation.
Description
Technical field
The invention belongs to the digital television techniques field, particularly relate to a kind of picture and text and information on services and mix the method for playing.
Background technology
Since developing rapidly of Digital Television, the complete passive television mode that Digital Television will break traditions, and the demand of man-machine interaction will increase along with carrying out of applied business.Man-machine interaction needs the operation interface that the close friend is understandable, and the cover graphical control interface of support applications exploitation combination picture resource use well is very important for present digital television application exploitation.Digital television business operator is when sending electronic program guides (EPG) information at present, basically all be simply program menu to be generated corresponding information on services (SI) form according to the call format of digital video-frequency broadcast standard (DVB), then, again these (SI) forms are packaged into the transport stream TS that meets Motion Picture Experts Group (MPEG)-2 standard, are sent in the digital cable net after multiplexing with other digital audio/video program stream.
For set-top box (STB) user, have only information by EPG, just can obtain the information of all programs in the current network.EPG information what, whether enrich and directly have influence on the amount of information that the user can receive.That is to say that current most set-top box STB users can only obtain the timetable and the simple text based program description of playing programs from EPG information.Obviously, these simple, basic information are to satisfy the requirement of user's diversification.
Though minority operator is arranged when playing EPG information, also play the graph text information of respective program, be to adopt self-defining list form to encapsulate image, text and data basically.Like this, for the STB that does not support this form, can't receive at all, show the image, text and data of these programs.This privately owned mode has limited application and the development of STB.
Summary of the invention
The object of the present invention is to provide a kind of picture and text and information on services to mix the method for playing, make digital cable customers when watching TV guide, browse more graph text informations relevant with program.
For finishing the foregoing invention purpose, a kind of Digital Television graphic display method of the present invention comprises the steps:
A. operator's editing electronic program (EPG) is play the graph text information of timetable and each program, program timetable and program graph text information are linked, deposit electronic programming broadcast information database in or be saved in document form in the file system of hard disc of computer;
B. the electronic programming Play System extracts the link information between programme information and the corresponding graph text information from electronic programming broadcast information database or fixed disk file, and takes out image, text and data according to these link informations;
C. according to digital video broadcasting-information on services (DVB-SI) standard, the electronic programming broadcast information is packaged into the data segment of digital video broadcasting;
D. according to the data carousel agreement in the digital video-frequency broadcast standard, image, text and data is packaged into the data segment of digital storage media order control format;
E. described these data segments of above-mentioned steps c, d are packaged into the code stream of Motion Picture Experts Group (MPEG-2), and broadcast code flow.
Graph text information among the described step a is made up of picture such as JPEG (joint photographic experts group) (JPEG) form and text formatting.
The information of the standard electronic program guide (EPG) among the described step a is by digital television service information (SI) table definition, these information on services (SI) table comprises: network information table (NIT), SDT Service Description Table (SDT), Event Information Table (EIT), BAT bouquet association table (BAT), Time of Day table (TDT), TOT Time Offset Table (TOT), these tables are made up of section (Section) structure, different descriptor (Descriptor) set is arranged in each segment structure, and different SI tables has different segment structures and descriptor set.
The data segment that the electronic programming broadcast information is packaged into data broadcast of digital TV among the described step c specifically comprises the length according to all descriptors, and whether calculate needs a plurality of sections of a plurality of generations; Apply for the maximum buffer of single section needs; Set up the gauge outfit of corresponding service-specific information/information on services; Write data such as this descriptor for a segment; Calculating cyclic redundancy check code; Circulate, up to steps such as the whole generations of all sections.
The code stream that described data segment is packaged into Motion Picture Experts Group (MPEG-2) described in the described step e specifically comprises the steps:
Calculate digital storage media control and order (DSM-CC) protocol service information table (SI) segments;
Judge whether segmentation has been write, calculate the bag number that segmentation can encapsulate if finish then continue, successively decrease if finish then indicate, continuation judges whether segmentation has been write, and has write then and has finished, if bag has been write then write packet header, wraps continuous mark and increases progressively;
If bag has been write, continue to judge whether to be first bag, if first Bao Ze writes the data-bias value of a byte, this value gets 0, at this moment, if remaining data volume is more than or equal to 183 bytes, then write the table data of 183 bytes, otherwise write remaining table data, fill 0XFF;
If not first bag, then continue whether to judge remaining data volume more than or equal to 184 bytes, if greater than would write the table data of 184 bytes, smaller or equal to then writing remaining table data, filling 0XFF.
The information of the program among the described step b leaves in listing (EIT) table, in the time of encapsulation, except will writing all essential informations of program, also will write a data broadcasting descriptor in table, remembers in this descriptor; Described descriptor is when generating, the value of data broadcasting descriptor identification field is set to 0x0006, the value of assembly attribute field is specified by the user, this value with Program Map Table in transmission traffic identifier descriptor in the assembly attribute field consistent, the selection byte field loaded data carousel information; Described data carousel information is when loading, and wheel is broadcast the type identification field and is set to 0x02, and expression adopts two-layer the wheel to broadcast structure, and wheel is broadcast minimum two effective bytes of sign in the 0X0000-0X0001 scope.
In encapsulation process, when generating information on services (SI) table of electronic program guides (EPG) information, Play System also should generate mapping table (PMT), to write the information of the image, text and data relevant with program; With data broadcasting sign descriptor, write in the information field and transmitted the traffic identifier descriptor in the programme information field in the described Program Map Table (PMT).
Described encapsulation is included in the identification number of the transport stream packet of Motion Picture Experts Group (MPEG-2) form that writes the image, text and data place in the programme information field in the Program Map Table (PMT); Data carousel (Data Carousel) agreement in data broadcasting (DVB) standard is adopted in described encapsulation; Described take turns to broadcast adopt the three layer wheel identical to broadcast structure with data encapsulation.
Described encapsulation is meant in the encapsulation image, text and data, at first generates download service initialization (DSI) information, has wherein comprised all classification (Group) of the graph text information of program, comprises the identification number and the size of each class; Then each class of this image, text and data is generated and downloads indication (DII) information, wherein comprised such title and class in the information of all modules (Module), comprise the sign and the size of each module; At last, again each module in each classification is generated download module (DDB) information, the data of loading among these DDB are exactly image, text and data; In encapsulation download service initialization (DSI), download message indication (DII) and download module (DDB) information, these information are encapsulated in the data segment of digital storage media order control (DSM-CC), after all download service initialization (DSI), download message indication (DII) and download module (DDB) information data section have all generated, form according to Motion Picture Experts Group (MPEG-2) is packaged into the bag that length is 188 bytes to these data segments, and the programme information field value in the identification number of all these packets and mapping table (PMT) table is identical.
Advantage of the present invention and beneficial effect are: at first: provide the information of abundanter program to the user, its form no longer is confined to simple character information, but image and text message are arranged.Second: all additional program transmission of Information have adopted the data broadcasting agreement of standard, like this, set-top box (STB) for different manufacturers, without any need for transplanting work (to third party producer),, just can receive these additional programme informations as long as realize this kind receive mode according to standard, and, present set-top box (STB) is all supported the demonstration of JPEG (joint photographic experts group) (JPEG) file, so this mode can not have any restriction to the set-top box (STB) of rear end.So for front end operator, the system of this enhancing might become its new growth engines.
Description of drawings
Fig. 1 is a main flow chart of the present invention;
Fig. 2 is that EPG information is mixed the establishment schematic diagram with graph text information;
Fig. 3 is SI encapsulation flow chart;
Fig. 4 splits into packet flow process figure for DVB.
Embodiment
The present invention is further described in more detail below in conjunction with accompanying drawing.
Consult Fig. 1 main flow chart of the present invention, at first with electronic program guides (EPG) information and graph text information mixing establishment.Before playing EPG information and graph text information, operator needs editing electronic program guide (EPG) information, it is exactly the playing programs timetable, simultaneously, also want the graph text information of each program of editing, graph text information is made up of picture such as JPEG (joint photographic experts group) (JPEG) form and text (TXT) form, and this is similar to placard, puts up picture.
As shown in Figure 2, after electronic program guides (EPG) information and graph text information that editing is good all, deposit it in database or be saved in the hard disk information file system, preserve the linking relationship between program and the corresponding graph text information simultaneously with document form.Like this, Play System just can find the corresponding graph text information of each program when carrying out data encapsulation, and with its encapsulation.
Then, when electronic program guides (EPG) Play System begins to play at every turn, from electronic program guides (EPG) information database or file system, extract earlier the link information between electronic program guides (EPG) playing programs timetable, program and the corresponding graph text information, take out image, text and data again according to these link informations.
Then, according to digital video broadcasting-information on services (DVB-SI) standard, electronic program guides (EPG) information is packaged into the data segment of digital video broadcasting (DVB).The information of standard electronic program guide (EPG) is by digital television business information (SI) table definition, and these information on services (SI) table comprises: network information table (NIT), SDT Service Description Table (SDT), Event Information Table (EIT), BAT bouquet association table (BAT), Time of Day table (TDT), TOT Time Offset Table (TOT).These tables are made up of section (Section) structure, and different descriptor (Descriptor) set can be arranged in each segment structure, and different information on services (SI) table has different segment structures and descriptor set.
Play System is packaged into many sections (Section) to electronic program guides (EPG) programme information according to related service information (SI) tableau format in the digital video broadcasting (DVB).Encapsulation process as shown in Figure 3.Whether according to the length of all descriptors, calculating needs a plurality of sections of a plurality of generations (SECTION); Apply for the maximum buffer (buffer) that single section (Section) needs; Set up the gauge outfit of corresponding service-specific information/information on services (PSI/SI); Write the data such as descriptor of this section (section); The teaching and research sign indicating number of calculating cyclic redundancy (CRC); Circulation all generates up to all sections (Section).
Next, according to digital video broadcasting (DVB) data broadcast standard (DVB, Data Broadcast-ing) data carousel in (Data Carousel) agreement is packaged into digital storage media order control (DSM-CC, Digital Storage Media-Command ﹠amp with image, text and data; Control) data segment of form,
At last the data segment of above-mentioned encapsulation is packaged into the code stream of Motion Picture Experts Group (MPEG-2) form, and broadcast code flow.
When above-mentioned encapsulation of data section is packaged into the code stream of Motion Picture Experts Group (MPEG-2), at first to be packaged into the bag that length is 188 bytes (packet) to the section (section) of these information on services (SI) table according to the form of Motion Picture Experts Group (MPEG-2).The process that splits into packet as shown in Figure 4.The above data encapsulation that will generate according to Moving Picture Experts Group-2 becomes the MPEG-2 code stream specifically to may further comprise the steps:
Calculate digital storage media control and order (DSM-CC) protocol service information table SI segments;
Judge whether segmentation has been write, calculate the bag number that segmentation can encapsulate if finish then continue, successively decrease if finish then indicate, continuation judges whether segmentation has been write, and has write then and has finished, if bag has been write then write packet header, wraps continuous mark and increases progressively;
If bag has been write, continue to judge whether to be first bag, if first Bao Ze writes the data-bias value of a byte, this value gets 0, at this moment, if remaining data volume is more than or equal to 183 bytes, then write the table data of 183 bytes, otherwise write remaining table data, fill 0XFF;
If not first bag, then continue whether to judge remaining data volume more than or equal to 184 bytes, if greater than would write the table data of 184 bytes, smaller or equal to then writing remaining table data, filling 0XFF.
The information of each program leaves in the EIT table in the listing, in the time of encapsulation, except will writing all essential informations of program, also will write a data broadcasting descriptor (Databroadcastdescriptor) in table.Write down the link information of the image, text and data relevant in transport stream in this descriptor with this program.The descriptor definition is as shown in table 1.
Table 1
| ?Syntax | ?No.of?bits | ?Identifier |
| ?data_broadcast_descriptor(){ ?descriptor_tag??????????????????????????????????????????????????8??????????????????????????uimsbf ?descriptor_length???????????????????????????????????????????????8??????????????????????????uimsbf ?data_broadcast_id???????????????????????????????????????????????16?????????????????????????uimsbf ?component_tag???????????????????????????????????????????????????8??????????????????????????uimsbf ?selector_length?????????????????????????????????????????????????8??????????????????????????uimsbf ?for(i＝0；i＜selector_length；i++) ?{ ??????selector_byte??????????????????????????????????????????????8??????????????????????????uimsbf ?} ?ISO?639-2[3]_language_code??????????????????????????????????????24?????????????????????????bslbf ?text_length?????????????????????????????????????????????????????8??????????????????????????uimsbf ?for(i＝0；i＜text-length；i++) ?{ ??????text_char??????????????????????????????????????????????????8??????????????????????????uimsbf ?} ?} | ||
When generating this descriptor, the value of data broadcasting descriptor sign (data_broadcast_id) field is set to 0x0006, data carousel (Data Carousel) agreement has been adopted in expression, the value of assembly sign (Component_tag) field is specified by the user, (component_tag) in the transmission traffic identifier descriptor (stream identifier descriptor) in this value and the Program Map Table (PMT) is consistent, and selection byte (Selector_byte) field has been loaded data carousel information (data_carousel_info).Its form is as shown in table 2.
Table 2
| ?Syntax | ?No.of?bits | ?Identifier |
| ?data_carousel_info(){ ?carousel_type_id????????????????????????????????????????????????2??????????????????????????bslbf ?reserved????????????????????????????????????????????????????????6??????????????????????????bslbf ?transaction_id??????????????????????????????????????????????????32?????????????????????????uimsbf ?time_out_value_DSI??????????????????????????????????????????????32?????????????????????????uimsbf ?time_out_value_DII??????????????????????????????????????????????32?????????????????????????uimsbf ?reserved????????????????????????????????????????????????????????2??????????????????????????bslbf ?leak_rate???????????????????????????????????????????????????????22?????????????????????????bslbf ?} | ||
When writing this information, following regulation is arranged: wheel is broadcast type identification (carousel_type_id) field and is set to 0x02, and expression adopts two-layer the wheel to broadcast structure, and wheel is broadcast minimum two effective bytes of sign (transaction_id) in the 0X0000-0X0001 scope.
Program Map Table (PMT) belongs to a table in the Program Specific Information (PSI), and these tables have clearly regulation in Moving Picture Experts Group-2.
When generating information on services (SI) table of electronic program guides (EPG) information, Play System also should generate Program Map Table (PMT), and purpose is the information that writes the image, text and data relevant with program.
In encapsulation, write the ID of transport stream packet (Packet) of the MPEG-2 form at image, text and data place in the programme information in pmt table (PROGRAM_INFORMATION) field.The form that writes sees the following form shown in 3.
Table 3
| ?Syntax | ?No.of?bits | ?Identifier |
| ?program_info(){ ?stream_type????????????????????????8?????????????????????????uimsbf ?reserved???????????????????????????3?????????????????????????uimsbf ?pid????????????????????????????????13????????????????????????uimsbf ?reserved???????????????????????????4?????????????????????????uimsbf ?ES_info_length?????????????????????12????????????????????????uimsbf ?} | ||
Wherein: the value that transmits stream type (stream_type) is: 0x0B, the value of pid is the identification number ID of the bag of image, text and data.
Write data broadcasting identification number ID descriptor (data broadcast id descriptor) in programme information (PROGRAM_INFORMATION) field in the superincumbent mapping table (PMT).Its form sees Table 4.
Table 4
| ?Syntax | ?No.of?bits | ?Identifier |
| ?data_broadcast_id_descriptor(){ ?descriptor_tag????????????????????????????????8???????????????????uimsbf ?descriptor_length?????????????????????????????8???????????????????uimsbf ?data_broadcast_id?????????????????????????????16??????????????????uimsbf ?for(i＝0；1＜N；i++){ ???????id_selector_byte????????????????????????8???????????????????uimsbf ?} ?} | ||
Wherein, data broadcasting identification number (data_broadcast_id) is set to 0x0006.Write in superincumbent programme information (PROGRAM-INFORMATION) field and transmit traffic identifier descriptor (streamidentifier descriptor).Its form sees Table 5.
Table 5
| ?Syntax | ?No.of?bits | ?Identifier |
| ?stream_identifier_descriptor(){ ?descriptor_tag???????????????????????????????8???????????????????uimsbf ?descriptor_length????????????????????????????8???????????????????uimsbf ?component_tag????????????????????????????????8???????????????????uimsbf ?} | ||
Wherein, component identification (component_tag) must with listing (EIT) in data broadcasting descriptor (Data broadcast descriptor) in component identification Component_tag field consistent.
When graph text information is encapsulated, adopt data carousel (DataCarousel) agreement in data broadcasting (DVB) standard, DVB data carousel agreement is based on DSM-CC data carousel standard.This standard has been used 4 DSM-CC download protocols.Broadcast data is loaded by downloading data block (DDB:DownloadDataBlock) message; But the control to module (Modules) is provided by download service initialization (DSI:DownloadServerInitiate) message, download message indication (DII:DownloadInfoIndication) message and download cancellation (DC:DownloadCancel) message.DSI message is described all classes (Groups), all modules (Modules) in class of DII message semantic definition in a superclass (SuperGroup).These 4 message structures all have clear and definite definition in the data carousel agreement.
For the data carousel agreement, common useful two kinds of implementation methods: the one, one deck wheel is broadcast structure: the Root layer is download message indication (DII), and low layer is downloading data block (DDB).Two is that two layers of wheel are broadcast structure: the Root layer is DSI, and the intermediate layer is download message indication (DII), and low layer is downloading data block (DDB).
The present invention has adopted three layers of wheel to broadcast structure.Adopt two-layer structure or three-decker, depend on the quantity of graph text information and whether classify etc.
Consult Fig. 5, in the time of the encapsulation image, text and data, at first generate download service initialization (DSI) information, wherein comprised all classification (Group) situation of the graph text information of program, comprise the sign ID and the size of each class.Each class to this image, text and data generates download message indication (DII) information then, wherein comprised such title and class in all moulds (Module) information, comprise the sign ID and the size of each module.At last, again each module in each classification is generated downloading data block (DDB) information, the data of loading in these downloading data block (DDB) are exactly image, text and data, such as image data or text data.
In encapsulation download service initialization (DSI), download message indication (DII) and downloading data block (DDB) information, these information must be encapsulated among the data segment SECTION of DSM-CC, the process of its encapsulation and the process of the SI gauge seal section of dressing up is similar, as shown in Figure 3.
After the data segment of all download service initialization (DSI), download message indication (DII) and downloading data block (DDB) has all generated, these data segments are packaged into the bag that length is 188 bytes (packet) according to the form of MPEG-2.The process of this fractionation and to split the section of information on services (SI) table the same, as shown in Figure 4, but the ID value of all these packets necessary with pmt table in programme information PROGRAM_INFORMATION field in the PID field value identical.
The encapsulation process of image, text and data, the following generation download service of its process initialization (DSI) data segment; Generate download message indication (DII) data segment of each class; Generate downloading data block (DDB) data segment of each class; With all DSI DII the DDB data segment be packaged into the MPEG-2 packet.
It should be noted last that: above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although the present invention is had been described in detail with reference to the foregoing description, those of ordinary skill in the art is to be understood that: still can make amendment or be equal to replacement the present invention, for any modification or partial replacement that does not break away from the spirit and scope of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (15)
1. picture and text and information on services mix the method for playing, and it is characterized in that: may further comprise the steps:
A. operator's editing electronic program (EPG) is play the graph text information of timetable and each program, program timetable and program graph text information are linked, deposit electronic programming broadcast information database in or be saved in document form in the file system of hard disc of computer;
B. the electronic programming Play System extracts the link information between programme information and the corresponding graph text information from electronic programming broadcast information database or fixed disk file, and takes out image, text and data according to these link informations;
C. according to Digital Television digital video broadcasting-information on services (DVB-SI) standard, the electronic programming broadcast information is packaged into the data segment of digital video broadcasting;
D. according to the data carousel agreement in the data broadcast of digital TV standard, image, text and data is packaged into the data segment of digital storage media order control format;
E. described these data segments of above-mentioned steps c, d are packaged into the code stream of Motion Picture Experts Group (MPEG-2), and broadcast code flow.
2. picture and text according to claim 1 and information on services mix the method for playing, and it is characterized in that: the graph text information among the described step a is made up of picture such as JPEG (joint photographic experts group) (JPEG) form and text formatting.
3. picture and text according to claim 1 and information on services mix the method for playing, it is characterized in that: the information of the standard electronic program guide (EPG) among the described step a is by digital television service information (SI) table definition, these information on services (SI) table comprises: network information table (NIT), SDT Service Description Table (SDT), Event Information Table (EIT), BAT bouquet association table (BAT), Time of Day table (TDT), TOT Time Offset Table (TOT), these tables are made up of section (Section) structure, different descriptor (Descriptor) set is arranged in each segment structure, and different SI tables has different segment structures and descriptor set.
4. picture and text according to claim 1 and information on services mix the method for playing, and it is characterized in that: the data segment that the electronic programming broadcast information is packaged into data broadcast of digital TV described in the step c specifically comprises subordinate's step:
Whether according to the length of all descriptors, calculating needs a plurality of sections of a plurality of generations;
Apply for the maximum buffer of single section needs;
Set up the gauge outfit of corresponding service-specific information/information on services;
Write data such as this descriptor for a segment;
Calculating cyclic redundancy check code;
Circulate, all generate up to all sections.
5. picture and text according to claim 1 and information on services mix the method for playing, and it is characterized in that: the code stream that described data segment is packaged into Motion Picture Experts Group (MPEG-2) described in the step e specifically comprises the steps:
Calculate digital storage media control and order (DSM-CC) protocol service information table (SI) segments;
Judge whether segmentation has been write, calculate the bag number that segmentation can encapsulate if finish then continue, successively decrease if finish then indicate, continuation judges whether segmentation has been write, and has write then and has finished, if bag has been write then write packet header, wraps continuous mark and increases progressively;
If bag has been write, continue to judge whether to be first bag, if first Bao Ze writes the data-bias value of a byte, this value gets 0, at this moment, if remaining data volume is more than or equal to 183 bytes, then write the table data of 183 bytes, otherwise write remaining table data, fill 0XFF;
If not first bag, then continue whether to judge remaining data volume more than or equal to 184 bytes, if greater than would write the table data of 184 bytes, smaller or equal to then writing remaining table data, filling 0XFF.
6. picture and text according to claim 1 and information on services mix the method for playing, it is characterized in that: the information of the program among the described step b leaves in the listing (EIT), in the time of encapsulation, except will writing all essential informations of program, also in table, write a data broadcasting descriptor, write down the link information of the image, text and data relevant in transport stream in this descriptor with this program.
7. picture and text according to claim 6 and information on services mix the method for playing, it is characterized in that: described descriptor is when generating, the value of data broadcasting descriptor identification field is set to 0x0006, the value of assembly attribute field is specified by the user, this the value with Program Map Table in transmission traffic identifier descriptor in the assembly attribute field consistent, the selection byte field loaded data carousel information.
8. picture and text according to claim 7 and information on services mix the method for playing, it is characterized in that: described data carousel information is when loading, wheel is broadcast the type identification field and is set to 0x02, expression adopts two-layer the wheel to broadcast structure, and wheel is broadcast minimum two effective bytes of sign in the 0X0000-0X0001 scope.
9. picture and text according to claim 6 and information on services mix the method for playing, it is characterized in that: when generating information on services (SI) table of electronic program guides (EPG) information, Play System also should generate mapping table (PMT), to write the information of the image, text and data relevant with program.
10. picture and text according to claim 6 and information on services mix the method for playing, and it is characterized in that: described encapsulation is included in the identification number of the transport stream packet of Motion Picture Experts Group (MPEG-2) form that writes the image, text and data place in the programme information field in the Program Map Table (PMT).
11. picture and text according to claim 10 and information on services mix the method for playing, it is characterized in that: with data broadcasting sign descriptor, write in the information field and transmitted the traffic identifier descriptor in the programme information field in described Program Map Table (PMT) table.
12. picture and text according to claim 6 and information on services mix the method for playing, and it is characterized in that: data carousel (Data Carousel) agreement in digital video broadcasting (DVB) standard is adopted in described encapsulation.
13. picture and text according to claim 1 and information on services mix the method for playing, and it is characterized in that: described take turns to broadcast adopt the three layer wheel identical to broadcast structure with data encapsulation.
14. picture and text according to claim 6 and information on services mix the method for playing, it is characterized in that: described encapsulation is meant in the encapsulation image, text and data, at first generate download service initialization (DSI) information, wherein comprise all classification (Group) of the graph text information of program, comprised the identification number and the size of each class; Then each class of this image, text and data is generated and downloads indication (DII) information, wherein comprised such title and class in the information of all modules (Module), comprise the sign and the size of each module; At last, again each module in each classification is generated download module (DDB) information, the data of loading among these DDB are exactly image, text and data.
15. picture and text according to claim 14 and information on services mix the method for playing, it is characterized in that: in encapsulation download service initialization (DSI), in the time of download message indication (DII) and download module (DDB) information, these information are encapsulated in the data segment of digital storage media order control (DSM-CC), when all download service initialization (DSI), after download message indication (DII) and download module (DDB) information data section have all generated, form according to Motion Picture Experts Group (MPEG-2) is packaged into the bag that length is 188 bytes to these data segments, and the programme information field value in the identification number of all these packets and mapping table (PMT) table is identical.
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| CN 200410000980 CN1642261A (en) | 2004-01-17 | 2004-01-17 | Method for mixed broadcasting picture-character and service information |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101483538A (en) * | 2009-01-23 | 2009-07-15 | 深圳市同洲电子股份有限公司 | Transmitting method, receiving method for security transaction data, system and equipment thereof |
| CN101193256B (en) * | 2006-11-23 | 2010-10-27 | 华为技术有限公司 | Method and device for getting media content by using uniform EPG |
| CN101894030A (en) * | 2010-06-29 | 2010-11-24 | 福建新大陆通信科技股份有限公司 | Television set top box USB interface-based data anti-theft updating method |
| CN101123478B (en) * | 2006-08-08 | 2011-10-26 | 三星电子株式会社 | Web service provision system and web service provision method |
| CN102256175A (en) * | 2011-07-21 | 2011-11-23 | 深圳市茁壮网络股份有限公司 | Method and system for inserting and presenting additional information in digital television program |
| CN101202909B (en) * | 2007-06-28 | 2012-03-07 | 深圳市同洲电子股份有限公司 | Method and apparatus for transferring and taking over digital television broadcast data |
| CN101692703B (en) * | 2006-10-30 | 2012-09-26 | 深圳创维数字技术股份有限公司 | Method and device for realizing text image electronic program guide information for digital television |
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| CN108462694A (en) * | 2018-02-02 | 2018-08-28 | 深圳广信网络传媒有限公司 | Dynamic media marker method, device, coding structure and system based on TS stream encapsulation |
| CN110248234A (en) * | 2019-06-13 | 2019-09-17 | 四川长虹电器股份有限公司 | A kind of video image mixing carousel method |
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| CN101123478B (en) * | 2006-08-08 | 2011-10-26 | 三星电子株式会社 | Web service provision system and web service provision method |
| CN101692703B (en) * | 2006-10-30 | 2012-09-26 | 深圳创维数字技术股份有限公司 | Method and device for realizing text image electronic program guide information for digital television |
| CN101193256B (en) * | 2006-11-23 | 2010-10-27 | 华为技术有限公司 | Method and device for getting media content by using uniform EPG |
| CN101202909B (en) * | 2007-06-28 | 2012-03-07 | 深圳市同洲电子股份有限公司 | Method and apparatus for transferring and taking over digital television broadcast data |
| US8823772B2 (en) | 2008-12-18 | 2014-09-02 | Lg Electronics Inc. | Digital broadcasting reception method capable of displaying stereoscopic image, and digital broadcasting reception apparatus using the same |
| US9516294B2 (en) | 2008-12-18 | 2016-12-06 | Lg Electronics Inc. | Digital broadcasting reception method capable of displaying stereoscopic image, and digital broadcasting reception apparatus using same |
| CN102257823B (en) * | 2008-12-18 | 2017-03-08 | Lg电子株式会社 | For showing digital broadcast receiving method and the digital broacast receiver using the method for stereo-picture |
| US10015467B2 (en) | 2008-12-18 | 2018-07-03 | Lg Electronics Inc. | Digital broadcasting reception method capable of displaying stereoscopic image, and digital broadcasting reception apparatus using same |
| CN101483538A (en) * | 2009-01-23 | 2009-07-15 | 深圳市同洲电子股份有限公司 | Transmitting method, receiving method for security transaction data, system and equipment thereof |
| CN101894030A (en) * | 2010-06-29 | 2010-11-24 | 福建新大陆通信科技股份有限公司 | Television set top box USB interface-based data anti-theft updating method |
| CN102256175A (en) * | 2011-07-21 | 2011-11-23 | 深圳市茁壮网络股份有限公司 | Method and system for inserting and presenting additional information in digital television program |
| CN102256175B (en) * | 2011-07-21 | 2013-06-12 | 深圳市茁壮网络股份有限公司 | Method and system for inserting and presenting additional information in digital television program |
| CN108462694A (en) * | 2018-02-02 | 2018-08-28 | 深圳广信网络传媒有限公司 | Dynamic media marker method, device, coding structure and system based on TS stream encapsulation |
| CN110248234A (en) * | 2019-06-13 | 2019-09-17 | 四川长虹电器股份有限公司 | A kind of video image mixing carousel method |
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