CN100461824C - Value-added application service supporting system for digital TV and its method - Google Patents
Value-added application service supporting system for digital TV and its method Download PDFInfo
- Publication number
- CN100461824C CN100461824C CNB2006101127077A CN200610112707A CN100461824C CN 100461824 C CN100461824 C CN 100461824C CN B2006101127077 A CNB2006101127077 A CN B2006101127077A CN 200610112707 A CN200610112707 A CN 200610112707A CN 100461824 C CN100461824 C CN 100461824C
- Authority
- CN
- China
- Prior art keywords
- page
- value
- digital television
- top box
- service
- 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
Images
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
This invention provides one value added business supportive system and method to realize digital television service, which comprises top box, page edit module, check module, play servo and play database, wherein, the page field connects off line page edit module and check module; play database connects online page edit module and play servo; check module and play database are connected; the off line page edit module sends the page to digital television business provider and the top box connects digital business provider through network; play servo connects top box.
Description
Technical field
The present invention relates to a kind of value-added application service supporting system that is used to realize the Digital Television value-added service, also relate to simultaneously and utilize this system to realize the valued added applications service method, belong to the digital television techniques field.
Background technology
Digital Television is that whole broadcasting links such as the collection, editor, propagation, reception from TV signal are all realized digitized digital television broadcasting system.Compare with traditional simulated television, its advantage is to realize the high-fidelity transmission substantially, be image, Television Sound Quality and Studio indifference, simultaneously owing to adopt data compression technique, the channel of transmission one cover simulation program can be used to transmit simultaneously the digital TV programme of 4～6 covers, reduces emission, transmission cost greatly.Digital Television outside the better pictures quality, can also be carried out many value-added services except bringing more channel.
But, existing cable TV network can only be realized One-to-All Broadcast, be that TV station is to the users broadcasting TV programme, and the user can't send information to TV station, so just can't realize two-way value-added service, for example interactive service, demand (telecommunication) service, thus the technology potentiality of Digital Television greatly wasted.Because concerning the digital television transfer passage, wherein not only can transmission of video, audio signal, can also transmit data.When transmitting data, just realized the data broadcasting of Digital Television.When using television set to show common information, there is the user of mandate to use a teleswitch and on set-top box, browses as display terminal.In such application, if do not carry out the bidirectional rebuilding of cable TV network, can only unidirectional delivery information.Under this kind condition, valued added applications can only be info class, for example stock market, financial information etc.
At present, Zhong Guo Digital Television industry has entered Rapid development stage.According to " broadcast and television information " issue " report of 2005-2006 China Digital TV industry " demonstration, by the end of the year 2005, Chinese cable digital TV user reaches 439.3 ten thousand, to the end of the year 2006 this numeral will break through 1,000 ten thousand.In order further to expand the service field of Digital Television, attract more user, Digital Television must develop to the bi-directional service direction.
At present; bidirectional rebuilding at existing Digital Television mainly contains two kinds of schemes; first kind is to use Ethernet to carry out the data passback; the digital television system in Hangzhou for example; this scheme is fit to be based upon has transformed regional the existence under the situation of Ethernet, needs very high cost and long period otherwise carry out the Ethernet construction, and; need dual-mode set-top box (senior set-top box) to realize both-way communication in this programme, dual-mode set-top box significantly increases with respect to the cost of common machine top box.Second kind of scheme is that cable TV network itself is transformed, and realizes the both-way communication of cable TV network by increasing related network device, and same, network rebuilding investment is huge, and set-top box also needs to increase relevant Cable Modem module, has increased cost.
In addition, also has a kind of technical scheme that realizes the digital TV network bidirectional rebuilding actively in the R﹠D process.The basic ideas of this technical scheme are to utilize the GSM/CDMA network of existing mobile communication network such as China Mobile's GSM network, CHINAUNICOM as the data return path.Obviously, this technical scheme has made full use of the potentiality of prior art and equipment, only needs investment seldom just can realize the purpose of bidirectional rebuilding, so is a kind of up-and-coming technical solution.But this scheme is ripe not enough, still has a lot of corresponding problems to need to solve.Wherein one of topmost problem is exactly to lack the total solution that technical support is provided for various valued added applications services.
Summary of the invention
Primary and foremost purpose of the present invention is to provide a kind of value-added service support system that is used to realize the Digital Television value-added service.This system can realize multiple valued added applications service easily based on the digital TV network of mobile communications network as return path.
Another object of the present invention provides a kind of this value-added service support system of utilizing and realizes the valued added applications service method.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of value-added application service supporting system that is used for Digital Television comprises the set-top box that can connect mobile communications network, it is characterized in that:
Described system comprises page editing module, auditing module, broadcasts server and broadcasts database;
Described page editing module comprises online editor module and off-line editing module;
Pagefile connects described off-line editing module and auditing module; Broadcasting database connects described online editing module and broadcasts server;
Described auditing module with broadcast database and be connected,
Described off-line editing module sends enrollment page to value added service of digital television provider, and described set-top box connects described value added service of digital television provider by mobile communications network;
The described server of broadcasting connects described set-top box by digital TV network.
Wherein more preferably,
Described value added service of digital television provider is connected with user management module.
Described system also has the interface previewing module, and this interface previewing module is connected with described page editing module, is used for realizing that at different adapters page reconstruction shows.
A kind of Digital Television valued added applications service implementation method realizes based on above-mentioned Digital Television value-added application service supporting system, it is characterized in that:
(1) professional producer carries out the design and fabrication of value-added service in the page editing module, and charge operation is registered to value added service of digital television provider;
(2) auditor examines value-added service in auditing module;
(3) broadcast the page that server passes through to digital TV network broadcasting audit;
(4) set-top box receives the described page, and shows on digital TV terminal.
Wherein more preferably,
The described server of broadcasting becomes page broadcast data by proprietary protocol with page data coding and broadcasts in digital TV network.
Give unique page number to each pagefile, described set-top box is filtered pagefile according to page number.
Described page editing module is stored as in data-base recording, XML file, the binary system TS stream file any with pagefile.
In the page of note class value-added service, at first definition sends button and pairing special service number of this button and submission value;
Behind user's button click, described set-top box sends the note that content is the submission value to this shortcode;
Reply a note to set-top box after the up note of set-top box is being received by value added service of digital television provider, described set-top box shows the content of this downlink short message on the note back page;
Described value added service of digital television provider's submission daily record relevant with this note is so that statistics and accounting checking.
Perhaps, order in the class page, show the tabulation of digital TV products of having ordered and the digital TV products that can order in TV programme;
After the user clicked and orders button, set-top box was sent subscription request by mobile communications network;
The Digital Television value-added application service supporting system charges and collection by value added service of digital television provider;
If collection success, the mandate of digital TV products issues by described mobile communications network, and described value added service of digital television provider sends to described set-top box and orders successful SMS notification.
Digital Television value-added application service supporting system provided by the present invention and method thereof can the multinomial Digital Television valued added applications services of integrated support.Operator can define various value-added services easily by using native system, designs professional interface fast, and intercuts automatically in the middle of the broadcasting TS stream, parses the information of passback automatically at the set-top box end.
Particularly, native system can be realized following function:
● screen design: can on the editing machine of internal system, carry out page animation.
● back information form customization: on the editing machine of internal system, the form of can formulation information submitting to.When carrying out back delivery operations, will return, so that other system carries out analyzing and processing according to the form of formulating.
● TS broadcasts: screen design software can be inserted into the page of designing in the TS streaming by broadcasting server.
● the value-added service data dispatch intercuts: can be according to the attribute pagings such as time of value-added service.
Description of drawings
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the basic composition schematic diagram of Digital Television valued added applications service system provided by the present invention.
Fig. 2 has introduced the general flow that the page is broadcast.
Fig. 3 has introduced the substance of proprietary protocol between front end system module and the set-top box.
Fig. 4 has introduced the substance of pagefile.
Fig. 5 has shown the intrinsic control composition schematic diagram of online editing module and off-line editing module.
Fig. 6 realizes the schematic flow sheet of the page feedback of What You See Is What You Get for the page editing module.
Fig. 7 preserves the schematic flow sheet of page data for the page editing module.
Fig. 8 is that online editing module and off-line editing module are preserved the schematic diagram of broadcasting process.
Fig. 9 has shown and has broadcast the basic procedure that server 7 is broadcast operation.
Figure 10 has shown that auditing module 4 carries out the basic procedure of TV programme audit.
Figure 11 has shown that this digital TV valued added applications service system provides the basic procedure of SM value-added service.
Figure 12 has shown that this digital TV valued added applications service system provides the basic procedure of TV programme order service.
Embodiment
Digital Television value-added application service supporting system provided by the present invention is at utilizing existing mobile communications network as the new digital TV network of return path and special exploitation.In this digital TV network,, digital TV network is combined with wireless network by on set-top box, installing the mobile communication service module additional, and by SMS or GPRS/CDMA channel as the information return path, thereby realize the digital television service of two-way interaction.
As shown in Figure 1, provided by the present inventionly be used to realize that the system of Digital Television valued added applications service mainly comprises front end system module and set-top box two parts.The front end system module is used to carry out making, management, the broadcast of value-added service, the page packing that it mainly comprises the off-line editing module 3 that realizes What You See Is What You Get and online editing module 5, guarantee the auditing module 4 of fail safe that the page broadcasts and legitimacy, make editing machine be sent to play card broadcast server 7.Wherein, pagefile 1 connects off-line editing module 3 and auditing module 4, transmits page data 9 between them.Broadcast database 2 and connect online editor module 5 and broadcast server 7, also transmit page data 9 between them, auditing module 4 also with broadcast database 2 and be connected, be used to transmit msu message 10.Off-line editing module 3 sends enrollment page 11 to value added service of digital television provider, and set-top box also connects this value added service of digital television provider by mobile communications network.In addition, broadcast server 7 and be connected, be used to transmit page broadcast data 8 with this set-top box.Value added service of digital television provider is connected with user management module, is used to realize the management of charge information.
Set-top box shown in Fig. 1 is for supporting the set-top box of the service that returns by mobile communications network.It filters, resolves the TS flow data, and according to the agreement display page.By cooperating with each value added service of digital television provider, this set-top box can realize dissimilar value-added service functions.Above-mentioned set-top box implements and is uncomplicated, only need increase to support the communication module of GSM/CDMA business to get final product on the common machine top box.For example Chinese utility model patent " ground digital TV receiving terminal " (patent No.: ZL 200420102664.0, the day for announcing: be exactly the set-top box that a kind of typical support returns by mobile communications network on January 4th, 2006) with mobile retransmission function.
Fig. 2 has introduced the general flow that the page is broadcast.The design and fabrication that in off-line editing module 3 and online editing module 5, carries out value-added service by professional producer, charge if relate to the user, then must register to value added service provider, transfer to the auditor then and examine, broadcast the page that server 7 passes through to digital TV network broadcasting audit in auditing module 4.
Proprietary protocol by as shown in Figure 3 between front end system module and the set-top box carries out interface description.The various attributes of control in the value-added service page properties and the page in agreement, have been stipulated.Also defined multiple passback mode and passback value simultaneously, promptly set-top box is carried out both-way communication by which kind of mode.Agreement has also been stipulated the packing and the effect mode of page data.By agreement, page data 9 codings are become page broadcast data 8 in digital TV network, broadcast.
This proprietary protocol can be upgraded, and backward compatible.
In the present invention, pagefile 1 is the basic element of the inner broadcasting of this digital television system, after page data is packed according to communications protocol, spreads by TS and to deliver to set-top box, and set-top box is according to protocol analysis data, display page.Each pagefile 1 that broadcasts in TS stream all has a unique page number, and set-top box is filtered the page according to page number in TS stream.Page number is 0 the page start page as whole application.Start page can dynamically arrange in broadcasting process.
As shown in Figure 4, pagefile 1 has attributes such as outward appearance, pattern, type, broadcast time, broadcast channel, and these attributes have determined broadcasting of the page and display mode.In the page, can comprise control, finish function by the combination of a series of controls, as sending note, submitting the inquiry of information, the page and redirect etc. to by GPRS/CDMA.
| Storage mode | Characteristics | Purposes |
| Database | Can store mass data according to structure | Broadcast server and carry out page broadcasting |
| The XML file | Plain text, easy to understand also can be revised by hand | Exchange files and audit can import and export from database |
| The TS file | Can directly be presented on the set-top box | Be used for display effect in the set-top box preview |
Table 1 pagefile storage mode relatively
Off-line editing module 3 and online editing module 5 are referred to as the page editing module.It is the tools of a value-added service page, and its major function is value-added service page animation, preview, registration etc.These two page editing modules can be carried out the establishment and the modification of the page, produce with television set on the roughly the same page of display effect.Fig. 5 has shown the intrinsic control composition schematic diagram of these two page editing modules.Have the following control class that may be displayed in the page in this module:
● text: on television set, show delegation or multiline text information.
● lines and shape: on television set, show straight line and oblique line, rectangle, ellipse.
● Dan Xuanyu final election group: on television set, show and singly select check box.
● button: on television set, show a button, can carry out sending note, subscribing digital television product, page turn function.
● hypertext link: show that on television set there is the text of underscore in delegation, can carry out page jump or Switch Video.
● video window: display video.
● information: the information that can show each control.
● text input frame: can input digit information.
● character library: can on other controls or the page, show consistent vector font library with set-top box or dot matrix word library.
● TS file: the page is encoded into the TS file.
● database connects: the page is kept in the database
● XML file: page XML analytical tool.
For the ease of user operation, the using method of off-line editing module 3 and online editing module 5 can be with reference to the operating habit of Windows, supports operations such as the control holder is dragged, duplicated, stickup.And, as shown in Figure 6, the page editing module can realize the page feedback of What You See Is What You Get based on the windows messaging system, promptly when classes such as control, the page, Properties palette receive the mouse-keyboard message of Windows, after handling accordingly according to logic, produce new information as required maybe with this forwards, handle by other controls again.
In off-line editing module 3 and online editing module 5, self-defined message in the table 2 is used for the response for user's operation of processing page, control, Properties palette.
| Message definition | Implication |
| WM_MLCOMPONENTGETFOCUS | Control activates |
| WM_SCENEBOXACTIVE | The page activates |
| WM_SCENEBOXALLCLOSE | Page close |
| WM_SCENEBOXARROWRESUME | Window cursor is analyzed |
| WM_MLTCONTROLMOVE | Control moves |
| WM_REPAINTITEM | The page repaints |
| WM_CONTROLFREE | The deletion control |
| WM_USERPASTE | Control is pasted |
The main message definition of table 2
In the page editing module, can according to different demands can with page stores in broadcasting database 2, preserve and to become XML file or TS stream file.As shown in Figure 7, in the preservation process, at first read all properties of current edit page and preserve, travel through controls all in the page then, preserve all properties of control and control according to agreement.As can be seen from Figure 7, for dissimilar storage modes, the mode of its coding and preservation also is not quite similar.
Before address, the page editing module is divided into 5 two kinds of off-line editing module 3 and online editing modules, two module functions are identical, just preserve page data mode difference.As shown in Figure 8, the off-line editing module can be kept at the page to be broadcast in the database 2, preserves into XML file or TS file, and the online editing module can only be modified in broadcasts the page that has existed in the server 7.
In addition, because the software and hardware configuration of different set-top box and television set is different, so the same page has different display effects on different terminal equipments.In order to address this problem, can also increase an interface previewing module in the present invention, this interface previewing module (not shown) that is connected with the page editing module.The interface previewing module is after resolving page data, adopt different adapters to realize that page reconstruction shows, but main size in adapter for the television set viewing area, set-top box is carried out different switching for the mode (dot matrix, vector) of literal support and the color characteristics of different television sets, to try one's best near the display effect of different hardware platforms.
Enrollment page 11 is used to realize that the page editing module registers to value added service of digital television provider.This enrollment page has defined by the user and has sent every note or the pairing operation of GPRS/CDMA information by set-top box.These operations might be to send note, carry out expense collection etc. to the user.
Fig. 9 has shown and has broadcast the basic procedure that server 7 is broadcast operation.This broadcasts operation is with the form packing of the page data in the database according to above-mentioned agreement, and speed according to the rules sends page broadcast data 8 by Socket or other data broadcasting mode to playing card.At first, broadcast server 7 and select all to meet the record of time conditions, judge then whether the page meets the broadcast condition, judge whether again and broadcast with page number 0, at last with the record in the database according to protocol packing, send to playing card according to the playback rate of playing card.If all records of epicycle are all broadcast finish, then continue to search the next group record.
In addition, because broadcasting and TV system self characteristics, for the security requirement of TV programme than higher, so in this digital TV valued added applications service system, adopt pagefile 1 and broadcast the strategy that database 2 is separated, to guarantee the fail safe and the legitimacy of broadcast items.
Figure 10 has shown that auditing module 4 carries out the basic procedure of TV programme audit.The process of this audit is actually by the editing data storehouse to the process of broadcasting the database replication data, and its mode can have two kinds:
1. directly read data in the editing data storehouse, write and broadcast database
2. read the XML file of from the editing data storehouse, deriving, write and broadcast database
Each functional module and the operation principle thereof of forming this digital TV valued added applications service system have been introduced above.Order with short message value-added service and TV programme below and be example, describe native system in detail and be the every valued added applications service of specific implementation how.
Figure 11 has shown that native system provides the basic procedure of SM value-added service.This SM value-added service comprises the value-added service of ballot, guess, answer, CRBT multimedia message or the like dream net.
In the page of note class value-added service, need definition transmission button and this button institute to deserved special service number and submission value.Behind user's button click, set-top box sends the note that content is the submission value to this shortcode.A note is replied to set-top box by value added service of digital television provider after receiving the up note of set-top box.Set-top box shows the downlink short message content of value added service of digital television provider on the note back page.Value added service provider also will be submitted the relevant daily record of this note to digital TV subscriber management system, so that statistics and accounting checking.
Figure 12 has shown that native system provides the basic procedure of TV programme order service.As shown in Figure 12, in ordering the class page, the user can see digital TV products tabulation of having ordered till now and the digital TV products tabulation that can order.After the user clicked and orders button, set-top box was sent subscription request by GPRS/CDMA communication channel forward end system, and system charges and collection by value added service provider, if the collection success is being carried out product subscription to the Subscriber Management System system.If order successfully, associated authorization also issues by the GPRS/CDMA communication channel, and sends the successful SMS notification of order by value added service provider to set-top box.
It is similar to the order flow process to quit the subscription of flow process, does not just describe in detail at this.
Above value-added application service supporting system and the method thereof that is used for Digital Television of the present invention had been described in detail.For one of ordinary skill in the art, any conspicuous change of under the prerequisite that does not deviate from connotation of the present invention it being done all will constitute to infringement of patent right of the present invention, with corresponding legal responsibilities.
Claims (9)
1. a value-added application service supporting system that is used for Digital Television comprises the set-top box that can connect mobile communications network, it is characterized in that:
Described system comprises page editing module, auditing module, broadcasts server and broadcasts database;
Described page editing module comprises online editor module and off-line editing module;
Pagefile connects described off-line editing module and auditing module; Broadcasting database connects described online editing module and broadcasts server;
Described auditing module with broadcast database and be connected,
Described off-line editing module sends enrollment page to value added service of digital television provider, and described set-top box connects described value added service of digital television provider by mobile communications network;
The described server of broadcasting connects described set-top box by digital TV network.
2. the value-added application service supporting system that is used for Digital Television as claimed in claim 1 is characterized in that:
Described value added service of digital television provider is connected with user management module.
3. the value-added application service supporting system that is used for Digital Television as claimed in claim 1 is characterized in that:
Described system also has the interface previewing module, and this interface previewing module is connected with described page editing module, is used for realizing that at different adapters page reconstruction shows.
4. a Digital Television valued added applications service implementation method realizes based on Digital Television value-added application service supporting system as claimed in claim 1, it is characterized in that comprising the steps:
(1) professional producer carries out the design and fabrication of value-added service in the page editing module, and charge operation is registered to value added service of digital television provider;
(2) auditor examines value-added service in auditing module;
(3) broadcast the page that server passes through to digital TV network broadcasting audit;
(4) set-top box receives the described page, and shows on digital TV terminal.
5. Digital Television valued added applications service implementation method as claimed in claim 4 is characterized in that:
The described server of broadcasting becomes page broadcast data by proprietary protocol with page data coding and broadcasts in digital TV network.
6. Digital Television valued added applications service implementation method as claimed in claim 4 is characterized in that:
Give unique page number to each pagefile, described set-top box is filtered pagefile according to page number.
7. Digital Television valued added applications service implementation method as claimed in claim 4 is characterized in that:
Described page editing module is stored as in data-base recording, XML file, the binary system TS stream file any with pagefile.
8. Digital Television valued added applications service implementation method as claimed in claim 4 is characterized in that:
In the page of note class value-added service, at first definition sends button and pairing special service number of this button and submission value;
Behind user's button click, described set-top box sends the note that content is the submission value to this shortcode;
Reply a note to set-top box after the up note of set-top box is being received by value added service of digital television provider, described set-top box shows the content of this downlink short message on the note back page;
Described value added service of digital television provider's submission daily record relevant with this note is so that statistics and accounting checking.
9. Digital Television valued added applications service implementation method as claimed in claim 4 is characterized in that:
Order in the class page in TV programme, show the tabulation of digital TV products of having ordered and the digital TV products that can order;
After the user clicked and orders button, set-top box was sent subscription request by mobile communications network;
The Digital Television value-added application service supporting system charges and collection by value added service of digital television provider;
If collection success, the mandate of digital TV products issues by described mobile communications network, and described value added service of digital television provider sends to described set-top box and orders successful SMS notification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101127077A CN100461824C (en) | 2006-08-30 | 2006-08-30 | Value-added application service supporting system for digital TV and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101127077A CN100461824C (en) | 2006-08-30 | 2006-08-30 | Value-added application service supporting system for digital TV and its method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1972371A CN1972371A (en) | 2007-05-30 |
| CN100461824C true CN100461824C (en) | 2009-02-11 |
Family
ID=38112932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101127077A Expired - Fee Related CN100461824C (en) | 2006-08-30 | 2006-08-30 | Value-added application service supporting system for digital TV and its method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100461824C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255970B (en) * | 2011-07-20 | 2013-12-18 | 北京视博云科技有限公司 | Interactive service remote access system |
| CN102595210B (en) * | 2012-02-03 | 2015-09-23 | 深圳市同洲电子股份有限公司 | A kind of TV programme forward purchasing method, system and vod server |
| CN104469421B (en) * | 2014-11-21 | 2018-02-23 | 北京国双科技有限公司 | The computational methods and device of the increment bag of IPTV |
| CN107465944A (en) * | 2017-08-31 | 2017-12-12 | 江苏省公用信息有限公司 | The gray scale delivery system and method for a kind of IPTV Content Management |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1263230A1 (en) * | 2000-03-10 | 2002-12-04 | Visa International Service Association | Cable television payment and load system using smart card |
| CN1421100A (en) * | 1999-07-20 | 2003-05-28 | 联合视频制品公司 | Interactive television systems with data collection |
| WO2005003993A1 (en) * | 2003-07-02 | 2005-01-13 | Huwell Broadband Service Inc | A system supplying video on demand service free of charge by using a digital set-top box and a method thereof |
| CN1599321A (en) * | 2004-09-17 | 2005-03-23 | 广州市环网信息高速公路有限公司 | Multi-service changing system based on one-way digital transmission system and charging mode thereof |
| CN1602074A (en) * | 2004-09-21 | 2005-03-30 | 深圳国微技术有限公司 | Special appts based on PCMCIA interface for realizing DVB return channel |
-
2006
- 2006-08-30 CN CNB2006101127077A patent/CN100461824C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1421100A (en) * | 1999-07-20 | 2003-05-28 | 联合视频制品公司 | Interactive television systems with data collection |
| EP1263230A1 (en) * | 2000-03-10 | 2002-12-04 | Visa International Service Association | Cable television payment and load system using smart card |
| WO2005003993A1 (en) * | 2003-07-02 | 2005-01-13 | Huwell Broadband Service Inc | A system supplying video on demand service free of charge by using a digital set-top box and a method thereof |
| CN1599321A (en) * | 2004-09-17 | 2005-03-23 | 广州市环网信息高速公路有限公司 | Multi-service changing system based on one-way digital transmission system and charging mode thereof |
| CN1602074A (en) * | 2004-09-21 | 2005-03-30 | 深圳国微技术有限公司 | Special appts based on PCMCIA interface for realizing DVB return channel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1972371A (en) | 2007-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101742246B (en) | System and method for realizing interactive service of mobile multimedia broadcast | |
| CN101461195B (en) | System and method for controlling content and delivery of internet protocol television (iptv) services | |
| CN1842978B (en) | Providing service selection and obtaining services | |
| JP4974398B2 (en) | Service guide communication method and provision method in mobile communication broadcasting system and apparatus thereof | |
| CN100525431C (en) | System of platform for supporting interactive value added service in use for digital TV | |
| CN101267589B (en) | System and method for realizing interactive service | |
| CN101300810A (en) | Method for embedding SVG content into an ISO base media file format for progressive downloading and streaming of rich media content | |
| KR20120048522A (en) | Method and apparatus for providing converged social broadcasting service | |
| JP2003069977A (en) | Data transmission method by network distribution, reception method of network distribution, data transmission system by network distribution and reception system for network distribution | |
| JP2006314073A (en) | Multimedia content distribution method for displaying interactive multimedia interface screen | |
| CN100461824C (en) | Value-added application service supporting system for digital TV and its method | |
| CN102356639A (en) | Rich media-enabled service guide provision method and system for broadcast service | |
| CN109257708B (en) | Short message-based sending and receiving method and device for formatted multimedia content message | |
| AU2011377509B2 (en) | Method for providing interactive services | |
| CN102740240A (en) | Method, terminal and system for publishing advertising business | |
| CN100471168C (en) | Method for multicast managing of multiple terminals under the same access port | |
| US20130298020A1 (en) | Apparatus and method for handling interactive media content requests using multiple media managers | |
| Emwinromwankhoe | Media convergence and broadcasting practice in Nigeria: Three broadcast stations in focus | |
| CN101179740A (en) | Page configuring method in network television | |
| CN201976223U (en) | Digital television graph-text advertisement system based on set-top box | |
| WO2010040267A1 (en) | Method and system for publishing the services of the mobile multimedia terminal | |
| KR101231260B1 (en) | Internet protocol broadcasting server interoperated with mobile network | |
| CN106034257A (en) | Multimedia application system based on radio and television | |
| CN100473022C (en) | A method to determine the number of subscriber of multimedia broadcast by quasi-real-time statistic | |
| CN101252638B (en) | Text displaying method and set top box |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090211 Termination date: 20170830 |