CN101252668B - Digital television information broadcasting system and equipment - Google Patents
Digital television information broadcasting system and equipment Download PDFInfo
- Publication number
- CN101252668B CN101252668B CN2007103050553A CN200710305055A CN101252668B CN 101252668 B CN101252668 B CN 101252668B CN 2007103050553 A CN2007103050553 A CN 2007103050553A CN 200710305055 A CN200710305055 A CN 200710305055A CN 101252668 B CN101252668 B CN 101252668B
- Authority
- CN
- China
- Prior art keywords
- information
- information broadcast
- broadcast
- digital television
- digital
- 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.)
- Expired - Fee Related
Links
Abstract
The invention discloses a digital television information broadcast system and the equipment thereof, wherein, the system comprises information broadcast data processing equipment used for inserting information broadcast data into an SI information table according to a first data structure and directly broadcasting, or editing and processing the information broadcast data according to a second data structure into SI information and broadcasting at a specific channel point; a digital television network; digital television receiving equipment used for receiving and processing the information broadcast data broadcasted by the information broadcast data processing equipment, and connected with the information broadcast data processing equipment through the digital television network. The digital television information broadcast system has the advantages of convenient realization of the information broadcast, rapid and visual information display, and strong initiativeness of the user; besides, the occupied bandwidth is very small, thus the system and the equipment are especially suitable for the demand on digital television information broadcast in low cost markets such as towns and rural areas.
Description
Technical field
The present invention relates to the information broadcast technology, relate in particular to a kind of digital television information broadcasting system and equipment that sends the information broadcast data by electronic program guides (EPG) or private information (SI).
Background technology
Be accompanied by the carrying out of national Digital Television translation, the home entertaining life that Digital Television replacement simulated television is come into people has become inevitable.Digital TV network has become new digital media platform, utilize this platform except realizing the transmission of Digital Television, can also realize various information broadcast services, therefore operator and user press for and utilize this platform to realize various convenient services, as the browser business that has had at present, the browser business transmits information broadcasts such as literal, picture with form web page, the content of transmission is extensive.
Existing information broadcast system partly is made of digital TV front-end part and digital media terminal, fore-end comprises web page editing equipment, encoder, broadcasting server, multiplexing equipment etc., editing equipment is used for the webpage of the subsidiary various information contents of Production Editor, encoder is packaged into code stream to the webpage that edits, and generates information table information such as the frequency of data broadcasting, type are described.The third party software of the integrated front-end server of terminal part provider is resolved and display web page.
Existing information broadcast system has following technological deficiency:
1, front end need dispose special server, increases new equipment as editing equipment, encoder, broadcasting server etc., and system is complicated, and input cost is bigger;
2, must take the broadcast transmission that more than one frequency resource is carried out information separately, and have the complicated difficult problem of debugging;
3, digital media terminal need be integrated into the browser of third party software, and operator (user) needs to pay high integrated the expense, obviously is unfavorable for the further popularization of Digital Television, especially is unfavorable for promoting the use of in small and medium-sized cities and rural market.
Summary of the invention
The objective of the invention is to propose a kind of digital television information broadcasting system and equipment, promptly do not increase cost, can satisfy the user again to the broadcasting demand of information such as news, information, enlightenment class, to solve many technological deficiencies that existing information broadcast system exists in digital television system.
For solving technical problem of the present invention, the present invention discloses a kind of digital television information broadcasting system, comprising:
Be used for the information broadcast data are inserted into SI information table and directly broadcasting by first data structure, or the information broadcast data processing equipment that the information broadcast data are become SI information and broadcast at certain frequency by the second data structure editing and processing;
Digital TV network;
Be used to receive and handle the apparatus of digital television receiving of the information broadcast data that described information broadcast data processing equipment broadcasts, this apparatus of digital television receiving is connected with described information broadcast data processing equipment by described digital TV network.
More excellent, described information broadcast data processing equipment comprises:
Be used for that the information broadcast data are inserted into the SI information table by first data structure or the information broadcast data become the information broadcast data processing unit of SI information by the second data structure editing and processing;
Be used for the SI information table is directly broadcast or in the information broadcast unit of certain frequency with the SI information distributing, this information broadcast unit is connected with described information broadcast data processing unit;
Be used for being connected and carrying out with described digital TV network the digital TV network interface of information interaction, this digital TV network interface is connected with described information broadcast unit.
More excellent, described information broadcast data processing equipment also comprises:
Be used to provide visual edit to handle the screen display function unit at interface, this screen display function unit is connected with described information broadcast data processing unit.
More excellent, described SI information table comprises one of them of BAT bouquet association table, Event Information Table or SDT Service Description Table at least.
More excellent, described first data structure comprises the information of describing identifier, information broadcast ID number, information broadcast type and information broadcast specific name at least.
More excellent, described second data structure comprises PID number information describing identifier, information broadcast ID number and the corresponding SI information of this information broadcast at least.
Accordingly, the present invention also discloses a kind of digital television information broadcasting equipment, comprising:
Be used for the information broadcast data processing unit that will be inserted into the SI information table by first data structure by the information broadcast data that digital TV network is sent to apparatus of digital television receiving or become SI information by the second data structure editing and processing;
Be used for the SI information table is directly broadcast or in the information broadcast unit of certain frequency with the SI information distributing, this information broadcast unit is connected with described information broadcast data processing unit;
Be used for being connected and carrying out with digital TV network the digital TV network interface of information interaction, this digital TV network interface is connected with described information broadcast unit.
More excellent, digital television information broadcasting equipment of the present invention also comprises: be used to provide visual edit to handle the screen display function unit at interface, this screen display function unit is connected with described information broadcast data processing unit.
More excellent, described SI information table comprises one of them of BAT bouquet association table, Event Information Table or SDT Service Description Table at least.
More excellent, described first data structure comprises the information of describing identifier, information broadcast ID number, information broadcast type and information broadcast specific name at least; Described second data structure comprises PID number information describing identifier, information broadcast ID number and the corresponding SI information of this information broadcast at least.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention does not need to increase any hardware device, by in the information broadcast data processing equipment, the information broadcast data being inserted into the SI information table by first data structure and directly broadcasting, or the information broadcast data are become SI information by the second data structure editing and processing and broadcast at certain frequency, can realize the information broadcast system of general text and part picture, therefore, the present invention has information broadcast and realizes conveniently, and information shows directly perceived rapidly, the advantage that user's initiative is strong;
2, information broadcast system transmission of the present invention is the broadcasting of main attached small number of pictures with the text, and occupied bandwidth is very little, adds to realize advantage easily being fit to especially very much satisfy the digital television information broadcasting demand in low-cost markets such as cities and towns and rural area.
Description of drawings
Fig. 1 is the structural representation of a preferred embodiment of the present invention.
Embodiment
The present invention is based on the simple and easy information broadcast system of DVB standard, mainly broadcast as the master with text message, also can attached a small amount of gif picture, the information content is broadcast by operator's real-time manufacturing, digital television receiver receives in real time, by menu-style classification display message content.
Please refer to shown in Figure 1.Information broadcast system of the present invention mainly comprises: information broadcast data processing equipment 10, digital TV network 20 and the apparatus of digital television receiving 30 that connects by this digital TV network 20.
Wherein, described information broadcast data processing equipment 10 comprises: the information broadcast data that are used for being sent to described apparatus of digital television receiving 30 by described digital TV network 20 are inserted into the SI information table by first data structure or become the information broadcast data processing unit 120 of SI information by the second data structure editing and processing; Be used for the SI information table directly being broadcast or, being connected with described information broadcast data processing unit 120 in the information broadcast unit 130 of certain frequency with the SI information distributing; Be used for being connected and carrying out the digital TV network interface 140 of information interaction, be connected with described information broadcast unit 130 with described digital TV network 20; Be used to provide visual edit to handle the screen display function unit 110 at interface, be connected with described information broadcast data processing unit 120.
In a specific embodiment, described information broadcast data processing equipment 10 adopts electronic program guides (ElectronicProgram Guide, EPG) system.EPG is meant business information (the Service Information that inserts the DVB standard definition in the transport stream that meets MPEG-2 (13818-1) (TS), SI), make the Integrated Receive Decoder (IRD) of digital television receiver (such as set-top box) can from TS stream, extract the tabulation of program provider broadcast items and broadcast parameter, be shown to digital cable customers with form intuitively, make the user can receive, select digital television program easily.
Wherein, business information (SI) table mainly contains following content:
(1), BAT bouquet association table (Bouquet Association Table, BAT): BAT table provides the information of related relevant program bouquet, comprise the program business list that program bouquet title and program bouquet are comprised, utilize BAT can carry out browsing and selecting of related-program or a certain class program easily.
(2), SDT Service Description Table (Service Description Table, SDT): SDT table is used for title, ISP that descriptive system serves, whether the letter of aspect such as events corresponding description list is arranged; The service describing table can be described current transport stream, also can describe other transport stream, and this Table ID by table distinguishes.
(3), (Event Information Table, EIT): EIT table comprises the relevant data of incident or program, as the title of incident, time started, time span, running status etc.
Therefore, present embodiment can be inserted into the information broadcast data in BAT table, EIT table or the SDT table with first data structure by described information broadcast data processing unit 120, directly broadcasts to described digital TV network 20 by described information broadcast unit 130 and by described digital TV network interface 140 then.
Wherein, first data structure comprises the information of describing identifier (Descriptor_tag), information broadcast ID number (Info_broadcast_id), information broadcast type (Info_broadcast_type) and information broadcast specific name (Info_broadcast_typename) at least, specifically can be referring to shown in following table one:
| Private_infodata_descriptor private information descriptor definition | ||
| Syntax | No.ofbits | Identifier |
| Private_infodata_descriptor private information descriptor definition | ||
| Private_infodata_descripto(){ Descriptor_tag＝0x8D Reserved Descriptor_lenth Info_broadcast_id Info_text_or_gif Info_broadcast_type Info_broadcast_typename For(I＝0；I＜N；I++) { | 8 4 12 16 2 6 16*8 | uimsbf Bslbf Uimsbf Uimsbf uimsbf uimsbf Uimsbf |
| Char | ||
| } | ||
| } | ||
Table one
In another embodiment, described information broadcast data processing unit 120 becomes SI information with the information broadcast data with the second data structure editing and processing, and directly broadcasts to described digital TV network 20 at certain frequency by described information broadcast unit 130 and by described digital TV network interface 140.Wherein, broadcasting frequency can be by operator oneself definition, and its definition information is network information table (Network Information Table, NIT) the middle interpolation.
In addition, second data structure comprises the information of PID number (PID) describing the corresponding SI information of identifier (Descriptor Tag), information broadcast ID number (Table ID) and this information broadcast at least, specifically can be referring to shown in following table two:
| Privately owned SI information IBT Table (Info Broadcast Table) definition 1, Table Name:IBT (Info Broadcast Table) 2, PID:0X000D3, Table ID:0X000D4, Descriptor Tag:0X008D5, Table Definitions: | ||
| Syntax | No.ofbits | Identifier |
| Privately owned SI information IBT Table (Info Broadcast Table) definition 1, Table Name:IBT (Info Broadcast Table) 2, PID:0X000D3, Table ID:0X000D4, Descriptor Tag:0X008D5, Table Definitions: | ||
| Info_broadcast_section(){ Table_id Section_syntax_indicator Reserved_future_use Reserved Section_lenth Reserved Version_number Current_next_indicator Section_number Last_section_number For(I＝0；I＜N；I++) { | 8 1 1 2 12 2 5 1 8 8 | Uimsbf Bslbf Bslbf Bslbf Uimsbf (being no more than 1021) Bslbf uimsbf Bslbf Uimsbf Uimsbf |
| Private_infodata_descriptor()； | ||
| } | ||
| CRC_32 | 32 | Rpchof |
| } | ||
Table two
Certainly, described apparatus of digital television receiving 30 is made dissection process according to identical data structure to the data that receive after receiving relevant broadcast message by described digital TV network 20, thereby obtains broadcast message.
The present invention proposes a kind of information broadcast system of very low cost, it is main information broadcast data that this system is used to broadcast text, can be divided into some big classes by news, information, government affairs, announcement, notice, convenience-for-people information (meteorology, traffic etc.), convenience-for-people advertisement (housing, flea market etc.), each macrotaxonomy has and can be divided into some subclassifications by operator's requirement.The various information that operator broadcasts is received by apparatus of digital television receiving or Digital Television and classification shows, the user can be autonomous passes through to access related menu and check various information.Therefore, the realization of digital television information broadcasting system of the present invention has not only made things convenient for the common people to obtain various information, and notice wherein, convenience-for-people advertisement etc., can also bring value-rising for operator.
In addition, this information broadcast system is main attached small number of pictures with the text, so occupied bandwidth is very little.If a text message is 256 Chinese characters, then only need the 0.5k bandwidth, as long as 1000 information are at most the 500k bandwidth, therefore unusual conserve bandwidth resource.
To sum up, the present invention has following useful technique effect:
1, the present invention does not need to increase any hardware device, by in the information broadcasting data processing equipment, the information broadcasting data being inserted into the SI information table by the first data structure and directly broadcasting, or the information broadcasting data are become SI information by the second data structure editing and processing and broadcast at certain frequency, can realize the information broadcast system of general text and part picture, therefore, the present invention has information broadcasting and realizes conveniently, and information shows directly perceived rapidly, the advantage that user's initiative is strong;
2, information broadcast system of the present invention sends take the broadcasting of text as main attached a small amount of picture, and occupied bandwidth is very little, adds to realize easily advantage being fit to especially very much satisfy the digital television information broadcasting demand in the low-cost markets such as cities and towns and rural area.
Claims (9)
1. digital television information broadcasting system is characterized in that comprising:
Be used for the information broadcast data are inserted into SI information table and directly broadcasting by first data structure, or the information broadcast data processing equipment that the information broadcast data are become SI information and broadcast at certain frequency by the second data structure editing and processing;
Digital TV network;
Be used to receive and handle the apparatus of digital television receiving of the information broadcast data that described information broadcast data processing equipment broadcasts, this apparatus of digital television receiving is connected with described information broadcast data processing equipment by described digital TV network;
Described information broadcast data processing equipment comprises:
Be used for the information broadcast data are inserted into the SI information table or the information broadcast data are become the information broadcast data processing unit of SI information by the second data structure editing and processing by first data structure, this unit is with the information processing of classifying;
Be used for the SI information table is directly broadcast or in the information broadcast unit of certain frequency with the SI information distributing, this information broadcast unit is connected with described information broadcast data processing unit;
With the digital TV network interface that is used for being connected and carrying out with described digital TV network information interaction, this digital TV network interface is connected with described information broadcast unit.
2. digital television information broadcasting system according to claim 1, it is characterized in that, described information broadcast data processing equipment also comprises: be used to provide visual edit to handle the screen display function unit at interface, this screen display function unit is connected with described information broadcast data processing unit.
3. digital television information broadcasting system according to claim 1 is characterized in that described SI information table comprises one of them of BAT bouquet association table, Event Information Table or SDT Service Description Table at least.
4. according to each described digital television information broadcasting system of claim 1 to 3, it is characterized in that described first data structure comprises the information of describing identifier, information broadcast ID number, information broadcast type and information broadcast specific name at least.
5. according to each described digital television information broadcasting system of claim 1 to 3, it is characterized in that described second data structure comprises PID number information describing identifier, information broadcast ID number and the corresponding SI information of this information broadcast at least.
6. a digital television information broadcasting equipment is characterized in that, comprising:
The information broadcast data that are used for being sent to apparatus of digital television receiving by digital TV network are inserted into the SI information table or become the information broadcast data processing unit of SI information by the second data structure editing and processing by first data structure, and this unit is with the information processing of classifying;
Be used for the SI information table is directly broadcast or in the information broadcast unit of certain frequency with the SI information distributing, this information broadcast unit is connected with described information broadcast data processing unit;
Be used for being connected and carrying out with digital TV network the digital TV network interface of information interaction, this digital TV network interface is connected with described information broadcast unit.
7. digital television information broadcasting equipment according to claim 6 is characterized in that, also comprises: be used to provide visual edit to handle the screen display function unit at interface, this screen display function unit is connected with described information broadcast data processing unit.
8. digital television information broadcasting equipment according to claim 6 is characterized in that described SI information table comprises one of them of BAT bouquet association table, Event Information Table or SDT Service Description Table at least.
9. according to each described digital television information broadcasting equipment of claim 6 to 8, it is characterized in that described first data structure comprises the information of describing identifier, information broadcast ID number, information broadcast type and information broadcast specific name at least; Described second data structure comprises PID number information describing identifier, information broadcast ID number and the corresponding SI information of this information broadcast at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103050553A CN101252668B (en) | 2007-12-26 | 2007-12-26 | Digital television information broadcasting system and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103050553A CN101252668B (en) | 2007-12-26 | 2007-12-26 | Digital television information broadcasting system and equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101252668A CN101252668A (en) | 2008-08-27 |
| CN101252668B true CN101252668B (en) | 2010-06-09 |
Family
ID=39955829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007103050553A Expired - Fee Related CN101252668B (en) | 2007-12-26 | 2007-12-26 | Digital television information broadcasting system and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101252668B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256180B (en) * | 2011-07-05 | 2013-03-13 | 深圳创维数字技术股份有限公司 | Information prompting method, corresponding information prompting system, terminal and front-end equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1678068A (en) * | 2004-04-01 | 2005-10-05 | 清华大学 | Single-frequency network system of ground digital TV broadcast and its realizing method |
| CN1929604A (en) * | 2006-09-21 | 2007-03-14 | 青岛有线宽带数字电视发展有限公司 | Universal break-in broadcasting for descriptor |
| CN1988665A (en) * | 2006-09-13 | 2007-06-27 | 深圳创维－Rgb电子有限公司 | Method and system for playing DVB realtime advertisement |
| CN101083731A (en) * | 2006-05-30 | 2007-12-05 | Lg电子株式会社 | Digital television receiver and method for processing broadcast signal |
-
2007
- 2007-12-26 CN CN2007103050553A patent/CN101252668B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1678068A (en) * | 2004-04-01 | 2005-10-05 | 清华大学 | Single-frequency network system of ground digital TV broadcast and its realizing method |
| CN101083731A (en) * | 2006-05-30 | 2007-12-05 | Lg电子株式会社 | Digital television receiver and method for processing broadcast signal |
| CN1988665A (en) * | 2006-09-13 | 2007-06-27 | 深圳创维－Rgb电子有限公司 | Method and system for playing DVB realtime advertisement |
| CN1929604A (en) * | 2006-09-21 | 2007-03-14 | 青岛有线宽带数字电视发展有限公司 | Universal break-in broadcasting for descriptor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101252668A (en) | 2008-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2394390C2 (en) | Method and device for notification on changes in services | |
| CN1294748C (en) | Method and apparatus for selective recording of television programs using event notifications | |
| US8561109B2 (en) | Method and system for aggregating TV program information from different live TV feeds | |
| KR20040107879A (en) | DMB service method and DMB receiver | |
| CN101404747A (en) | Terminal, network server, system and method for implementing interactive communication | |
| CN102291615A (en) | Television program precision searching and detail viewing device and method based on one-way network | |
| KR20090004398A (en) | Method and system for the efficient provision of advertisement service based on user view pattern without any feedback channel in a streaming environment | |
| CN109964486A (en) | Broadcast identifier signaling | |
| CN101505407B (en) | Playing method and system for digital television advertisement | |
| CN102625154A (en) | Transport stream multiplexing method, program receiver, server and system | |
| CN101207801A (en) | Method and apparatus for transmitting and playing advertisement data | |
| CN101217649B (en) | Method, server and terminal to determine correlating programs in different networks | |
| KR101418028B1 (en) | Iptv seeing behavior gathering, and individual containment service offer system and iptv subscriber terminal using thereof of | |
| CN101252668B (en) | Digital television information broadcasting system and equipment | |
| CN102811304A (en) | Image-text video filing system based on real-time viewing data | |
| CN102595232B (en) | Relative information search method of digital television programs and digital television receiving terminal | |
| CN1131636C (en) | Cable television network basd personalized television advertisement transmitting and receiving system | |
| CN101448106B (en) | Method and system for realizing real-time text advertisements in digital video broadcasting | |
| CN102186105A (en) | Digital television program playing system, method and digital television receiving terminal | |
| CN201976223U (en) | Digital television graph-text advertisement system based on set-top box | |
| CN201585067U (en) | Digital television broadcast and control system | |
| CN101252599A (en) | Playing system, transmitting method and playing method of advertisement traffic | |
| CN1635788A (en) | A graphics context and service information editing method for digital television broadcasting system | |
| CN1359236A (en) | Cable television network based interactive television news transmitting and receiving system | |
| CN101521799A (en) | DTV EPG broadcasting and checking method, DTV EPG broadcasting and checking system and terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SKY-WORTH DIGITAL TECHNOLOGY CO., LTD.;SHENZHEN CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A14 Patentee after: Shenzhen Skyworth Digital Technology Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road SKYWORTH building A14 Patentee before: Shenzhen Skyworth Digital Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |