CN105635850B - A kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway - Google Patents
A kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway Download PDFInfo
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- CN105635850B CN105635850B CN201510977632.8A CN201510977632A CN105635850B CN 105635850 B CN105635850 B CN 105635850B CN 201510977632 A CN201510977632 A CN 201510977632A CN 105635850 B CN105635850 B CN 105635850B
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- gateway
- terminal
- digital television
- demand resource
- dvb standard
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25816—Management of client data involving client authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25875—Management of end-user data involving end-user authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
Landscapes
- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a kind of methods that IP terminal obtains DVB standard digital television on-demand resource from gateway, comprising the following steps: request of the IP terminal to gateway sending connection digital video broadcasting DVB(Digital Video Broadcasting) vod server；The address for the request DVB standard vod server that gateway is sent according to IP terminal is simultaneously authenticated to its request；After certification passes through, gateway is successfully connected with DVB standard vod server, and gateway sends program request request instruction to DVB standard vod server；Gateway obtains digital television on-demand resource address information and digital television on-demand resource is sent to IP terminal；IP terminal receives the digital television on-demand resource.IP terminal directly obtains the digital television on-demand resource of CHINA RFTCOM Co Ltd by gateway, improves the utilization rate of broadcasting and TV digital television on-demand resource, solves the problems, such as that digital television on-demand resource playback equipment is single and fails to make full use of.
Description
Technical field
The present invention relates to the methods that IP terminal obtains digital television on-demand resource from gateway.
Background technique
CHINA RFTCOM Co Ltd is a kind of wide network platform, has a large amount of digital television on-demand resources abundant, still, at present
It is but very single for the broadcast mode of broadcasting and TV digital television on-demand resource, it is played on TV only by set-top box, this kind
Broadcast mode is in portability, it is clear that lower than the broadcasting side played using smart phone, the intelligent mobile terminals such as Pad (IP terminal)
Formula.However, the broadcasting of these mobile devices is mostly broadcast by portal mode or client, server-side mode in the prior art
It puts, is all based on the application of telecommunications network or internet, be not able to achieve the benefit to CHINA RFTCOM Co Ltd and its digital television on-demand resource
With.Trace it to its cause and essentially consist in, digital television on-demand resource is using DVB(DigitalVideoBroadcasting) standard
That is digital TV broadcast standards, and the playable resource of mobile terminal (IP terminal) should use DLNA (Digital Living
Network Alliance) standard, that is, Digital Life Network Alliance standard, the communication protocol of the two and the difference of playing standard are led
Causing the resource of the two can not share, and mobile terminal (IP terminal) can not obtain and play the digital television on-demand money of CHINA RFTCOM Co Ltd
Source causes greatly to waste to broadcasting and TV resource.
If the digital television on-demand resource of CHINA RFTCOM Co Ltd can be played using above-mentioned mobile terminal (IP terminal), not only can
Enough digital television on-demand resources for preferably utilizing CHINA RFTCOM Co Ltd, avoid the waste of resource, and can more convenient user, to using
Family provides better program request experience.In order to meet this demand, seek a kind of mobile terminal (IP terminal) acquisition DTV point
The method for broadcasting resource is both current problem to be solved.
Summary of the invention
The present invention is directed to provide a kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway, with intelligence
The method that energy terminal obtains digital television on-demand resource is realized through mobile phone, the intelligent terminals direct viewing Broadcasting Cable Network such as Pad
The digital television on-demand resource of network provides more simply and easily point to make full use of CHINA RFTCOM Co Ltd digital television on-demand resource
Broadcast experience.
The method that a kind of IP terminal of the present invention obtains DVB standard digital television on-demand resource from gateway, including with
Lower step:
IP terminal issues the request of connection DVB standard vod server to gateway；
The address for the request DVB standard vod server that gateway is sent according to IP terminal is simultaneously authenticated to its request；
After certification passes through, gateway is successfully connected with DVB standard vod server, and gateway is sent out to DVB standard vod server
On-demand request is sent to instruct；
Gateway obtains the digital television on-demand resource and the DVB standard digital television on-demand resource is passed through protocol conversion
Afterwards, IP terminal is sent to DLNA standard；
IP terminal receives the digital television on-demand resource.
The method that a kind of IP terminal of the present invention obtains DVB standard digital television on-demand resource from gateway, passes through IP
Terminal connects gateway, and the request of connection DVB standard vod server is issued to gateway；Gateway receives the request, by IP terminal
The request of the DLNA standard for being adapted to internet issued is converted to the communication request for being adapted to the DVB standard of CHINA RFTCOM Co Ltd,
And send this request to DVB standard vod server；It is just marked with DVB after the certification that gateway passes through DVB standard vod server
Quasi- vod server successful connection so far realizes that IP terminal passes through the connection of gateway and DVB standard vod server.Hereafter, net
Guan Kexiang IP terminal sends program request request instruction and obtains digital television on-demand resource, the DVB standard number electricity that gateway will acquire
Depending on on-demand assets by being sent to IP terminal with DLNA standard after protocol conversion；It is played out by IP terminal, is achieved in and passes through
Mobile phone, the digital television on-demand resource of the intelligent terminals direct viewing CHINA RFTCOM Co Ltd such as Pad.The present invention is complete using home gateway
At the conversion of signaling, being adapted for broadcasting and TV standard and internet standard is realized, has broken technical barrier, has made to be adapted to originally
Being directly connected to for the mobile intelligent terminal of internet standard, that is, IP terminal and CHINA RFTCOM Co Ltd, can be real using the CHINA RFTCOM Co Ltd of script
Existing IP terminal plays broadcasting and TV digital television on-demand resource is realized without in addition setting up hardware net to broadcasting and TV DTV
The multimode broadcasting of on-demand assets also completes the development and utilization to CHINA RFTCOM Co Ltd resource, has reached resource and has effectively integrated real and height
The purpose utilized is imitated, and passes through mobile phone, the intelligent terminals such as Pad, that is, IP terminal direct viewing CHINA RFTCOM Co Ltd DTV
On-demand assets also provide the user a kind of more simple and convenient and colourful program request experience.
Detailed description of the invention
Fig. 1 is the flow chart for the method that IP terminal of the invention obtains DVB standard digital television on-demand resource from gateway.
Fig. 2 is the flow chart of gateway requests server authentication of the invention.
Fig. 3 is the flow chart that gateway of the invention obtains digital television on-demand resource.
Fig. 4 is the flow chart of gateway encrypted digital television on-demand assets of the invention.
Specific embodiment
As shown in Figure 1, a kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway, process is such as
Under: IP terminal issues the request of connection DVB standard vod server to gateway；The request that gateway is sent according to IP terminal
The address of DVB standard vod server is simultaneously authenticated to its request；After certification passes through, gateway and the success of DVB standard vod server
Connection, gateway send program request request instruction to DVB standard vod server；Gateway obtains the digital television on-demand resource and this
After DVB standard digital television on-demand resource carries out protocol conversion, IP terminal is sent to DLNA standard；IP terminal receives the number
Request resource from a TV station, program request process terminates.IP terminal completes the connection with DVB standard vod server by gateway, and gateway is complete
The communication for realizing IP terminal to CHINA RFTCOM Co Ltd is converted at signaling, the DVB standard digital television on-demand resource for obtaining CHINA RFTCOM Co Ltd will
It is converted into the playable DLNA standard of IP terminal and is sent to IP terminal and plays out, and is the digital television on-demand of CHINA RFTCOM Co Ltd
Resource provides more diversified portable broadcast mode, also provides more abundant video on demand resource for IP terminal,
The combination for promoting internet resource Yu CHINA RFTCOM Co Ltd resource realizes broadcasting and TV digital television on-demand resource and Broadcasting Cable Network
Network makes full use of.
As shown in Fig. 2, gateway requests server authentication of the invention includes the following steps；Gateway obtains DHCP OPTION
Information；Gateway downloads server profile；Gateway parses configuration file；Gateway obtains DVB standard vod server address；Net
Pass is authenticated with DVB standard vod server.In the present invention, the verification process of IP terminal request DVB standard vod server,
It is all completed by gateway, gateway downloads simultaneously parse configuration file, and gateway obtains DVB standard vod server address and carries out with it
Certification.The process terminates after gateway is by certification, into next step；When gateway authentication failure, which equally terminates,
Gateway feedback authentification failure is prompted to IP terminal, and IP terminal determines to repeat the identifying procedure or terminates to obtain digital television on-demand
The request of resource.It is completed in entire identifying procedure by gateway, IP terminal is all in initial request connection and it is finally decided whether again
Movement need to be made when connection, other steps are voluntarily completed by gateway, it is not necessary that each Step Information in identifying procedure to be transmitted to
IP terminal, which reduces meaningless information and feeds back to user, brings the program request of more intelligent smoothness to experience, and reduces unnecessary
Information forwarding decreases the workload of gateway, has positive meaning to the communication for realizing more rapidly smooth.
As shown in figure 3, gateway acquisition its process of digital television on-demand resource of the invention is as follows: gateway receives retrievable
The metadata information of digital television on-demand resource；After gateway converts the format of metadata information, retrievable DTV is forwarded
The information of on-demand assets gives IP terminal；IP terminal issues the on-demand request instruction of request digital television on-demand resource；Net
It closes and receives the on-demand request instruction that IP terminal issues, and the format for converting thereof into DVB standard is asked to DVB standard vod server
Digital television on-demand resource is sought, after DVB standard vod server acquisition digital television on-demand resource, gateway is to DVB standard number
Word requests resource from a TV station and carries out protocol conversion, and the DLNA reference format for becoming standard is supplied to IP terminal.
The on-demand request instruction, includes user information, end message and area information.Gateway completes identifying procedure
The on-demand request that inclusion region information is sent to DVB standard vod server is instructed afterwards, DVB standard vod server is according to point
It broadcasts the area information for including in request instruction and judges those available digital television on-demand resources of the gateway, and these can be obtained
The digital television on-demand resource information taken is sent to gateway, the retrievable digital television on-demand resource information that gateway will receive
It is transmitted to IP terminal, a certain digital television on-demand resource of IP terminal request program request, the gateway forwards request simultaneously obtains number electricity
Depending on on-demand assets, the process that gateway obtains digital television on-demand resource is ended here.This program request process by area information to
Family program request further confirms that the influence for avoiding maloperation, and the area information can be the character field of same fixation,
Can also be includes user right information or other character fields；Area information comprising specific information can be used for distinguishing user's purchase
Different product packets or to digital television on-demand resource carry out type classification, while convenient for distinguishing management to user
More careful customized type personalized service can be provided for user, user can like selection by area information come area according to individual
The different types of digital television on-demand resource of such as film, TV play or sport category, news category divided enjoys more friendly program request
Experience.
As shown in figure 4, its process of gateway encrypted digital television on-demand assets of the invention is as follows: gateway obtains actual program
Private key；Gateway receives data packet；Gateway encrypts data packet using private key；Gateway forwards data packet gives IP terminal.This
Invention can encrypt digital television on-demand resource using DRM encryption method by gateway, to ensure content supplier
Practical copyright interest.The key of DRM encryption method usually has two, and one public key, and one private key, and public key is in ciphered program
Holding itself, private key is for decrypting program, but when the key of decryption is when being sent to user, once key is obtained by hacker
Facilitate decryption program, to cannot really ensure the practical copyright interest of program content provider.The present invention uses another kind more
Add safe encryption method, i.e., key is divided into two, one is stored in use the mode by using plug-in unit or specified player
In the IP terminal that family uses, another then being obtained by gateway from server, gateway encrypts data packet using private key, and will
The data packet is transmitted to IP terminal, and gateway encrypted digital television on-demand assets process ends here.The encryption flow can be for
Content supplier requires the digital television on-demand resource of secrecy to be encrypted, and ensures the same of the practical copyright interest of content supplier
When can be brought to user and update faster video display News Resources, and the encryption flow also protects number to request from a TV station
Resource is not stolen, and ensures user benefit.
Claims (1)
1. a kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway, includes the following steps,
IP terminal issues the request of connection DVB standard vod server to gateway；
The address for the request DVB standard vod server that gateway is sent according to IP terminal is simultaneously authenticated to its request；
After certification passes through, gateway is successfully connected with DVB standard vod server, and gateway is to DVB standard vod server sending point
Broadcast request instruction；
Gateway obtains the on-demand assets and the DVB standard digital television on-demand resource by being encrypted after protocol conversion using DRM
Method encrypts it, then encrypted digital television on-demand resource is transmitted to IP terminal with DLNA standard；
IP terminal receives the digital television on-demand resource, it is characterised in that: gateway encrypted digital television on-demand assets include following
Step,
The private key of gateway acquisition actual program；
The private key is divided into two, respectively key A and key B by gateway, and key A is stored in the IP terminal that user uses,
Key B is for encrypting gateway received data packet；
The encrypted data packet of gateway forwards is to IP terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510977632.8A CN105635850B (en) | 2015-12-23 | 2015-12-23 | A kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510977632.8A CN105635850B (en) | 2015-12-23 | 2015-12-23 | A kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway |
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| CN105635850A CN105635850A (en) | 2016-06-01 |
| CN105635850B true CN105635850B (en) | 2019-06-18 |
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| CN201510977632.8A Active CN105635850B (en) | 2015-12-23 | 2015-12-23 | A kind of method that IP terminal obtains DVB standard digital television on-demand resource from gateway |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107071572B (en) * | 2017-04-06 | 2020-07-07 | 青岛海信宽带多媒体技术有限公司 | Loading method of startup poster and gateway equipment |
| CN110113656B (en) * | 2019-04-29 | 2021-11-16 | 烽火通信科技股份有限公司 | IPTV (Internet protocol television) server access method, terminal equipment and IPTV system |
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| CN104822097A (en) * | 2015-04-28 | 2015-08-05 | 青岛海信电器股份有限公司 | Apparatus and method enabling client device to play radio and television programs |
| CN104869473A (en) * | 2015-05-18 | 2015-08-26 | 梅红兵 | Video distribution network system integrating Internet and radio and television network |
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2015
- 2015-12-23 CN CN201510977632.8A patent/CN105635850B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201813496U (en) * | 2010-09-21 | 2011-04-27 | 北京歌华有线数字媒体有限公司 | Digital video broadcasting (DVB) video gateway system |
| CN103686434A (en) * | 2013-12-17 | 2014-03-26 | 深圳市同洲电子股份有限公司 | Digital television program sharing method, terminal and system |
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| CN105635850A (en) | 2016-06-01 |
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