CN105245944B - Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal - Google Patents
Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal Download PDFInfo
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- CN105245944B CN105245944B CN201510634128.8A CN201510634128A CN105245944B CN 105245944 B CN105245944 B CN 105245944B CN 201510634128 A CN201510634128 A CN 201510634128A CN 105245944 B CN105245944 B CN 105245944B
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- Prior art keywords
- mobile terminal
- top box
- program
- request
- preset condition
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
Abstract
The present invention relates to set-top box application fields, disclose a kind of based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal.The method includes：Set-top box is connected into LAN and broadcasts the service that can be provided and IP address；The set-top box receives the connection request from mobile terminal；The set-top box judges whether the request meets preset condition, and makes a response respectively；The set-top box reception the rendition list and EPG from mobile terminal ask and return to request；The set-top box receives the program playing request from mobile terminal, and the request includes program id information；The set-top box opens DVB modules according to the program id information and receives the TS data of the program；The set-top box is by the TS data encryptions of the program and is sent to the mobile terminal.The present invention realizes the function that program is played on several mobile terminals by a DVB set-top box with network function, saves spending for user, improves the experience of user.
Description
【Technical field】
The present invention relates to set-top box application fields, more particularly to are based on the multiple terminals DVB program broadcasting method and system, machine top
Box and mobile terminal.
【Background technology】
With DTV continuous development and deeply, popularity is higher and higher in the family for DTV STB,
The development of demand of the user to set-top box also continuous differentiation：
Demand of the user to second set-top box in family constantly enhances.But operator is in second machine in family
It then hesitates to move forward in the demand of top box.On the one hand, user is unwilling to pay two parts of license fees in one family.On the other hand,
Operator faces in family the management of second box and hardware cost puts into increased practical difficulty.Existing way is to pass through
The rating of second set-top box, first, need user or operator to purchase second set-top box and intelligence in child and parent card realization family
It can card.Second, to prevent second set-top box from flowing in other families, operator needs not timing to activate subcard by master card.
With the continuous development of the mobile terminal headed by mobile phone, user by mobile terminals such as mobile phone, PDA to watching electricity
Wish depending on program is more and more stronger.But by Internet TV receptions, there is program source copyright, real-time, nets
The limitation of the conditions such as network bandwidth.
Due to the limitation of technical merit and hardware condition, mobile terminal can not the existing conditional access system in integrated set-top box field
(Conditional Access System, the CAS) system of system descrambling, so, for ciphered program, general way is：1.
Set top box side is by program decryption.2. the audio, video data after decryption is sent to mobile terminal decoding to play.
The section of digital video broadcasting (Digital Video Broadcasting, DVB) set-top box is played on multiple terminals
Mesh source, the protection of programme content are firstly the need of considering the problems of.If passing through relatively simple technological means, you can to obtain
Audio, video data after decryption is then equivalent to the cas system for having cracked operator, this is the consequence that operator is unwilling to see.
【Invention content】
The technical problem to be solved by the present invention is to be realized how mobile whole by a DVB set-top box with network function
End TV reception solves the problems, such as audio and video resources not by simple copy in addition, for ciphered program.
In order to solve the above technical problems, the present invention provides following technical scheme.
In a first aspect, the present invention, which provides one kind, being based on the multiple terminals DVB program broadcasting method, which is characterized in that the method
Including：
Set-top box is connected into LAN and broadcasts the service that can be provided and IP address；
The set-top box receives the connection request from mobile terminal, and the connection request includes mobile terminal id information；
The set-top box judges whether the request meets preset condition：
When judging that the request is unsatisfactory for preset condition, the set-top box returns to error code to described mobile whole
End；
When judging that the request meets preset condition, the set-top box generates threaded file and returns to the movement
Terminal, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal can use described
Public key connects the set-top box；
The rendition list and EPG are asked and returned to the set-top box reception the rendition list and EPG from mobile terminal to institute
State mobile terminal；
The set-top box receives the program playing request from mobile terminal, and the program playing request includes program ID letters
Breath；
The set-top box opens DVB modules according to the program id information and receives the TS data of the program；
The set-top box is by the TS data encryptions of the program and is sent to the mobile terminal.
In some embodiments, the preset condition includes：Allow the mobile terminal connection, mobile terminal connection
Total quantity does not connect largely in a short time without departing from the maximum quantity of permission and the mobile terminal.
Second aspect, the present invention provide another based on the multiple terminals DVB program broadcasting method, which is characterized in that the side
Method includes：
Mobile terminal is connected into LAN and finds the set-top box for providing service in LAN；
The mobile terminal to the set-top box send include the mobile terminal id information connection request so that it is described
Set-top box can judge whether to meet preset condition using the id information；
When judging that the request is unsatisfactory for preset condition, the mobile terminal receives the mistake that the set-top box returns
Code；
When judging that the request meets preset condition, the mobile terminal receives the connection text that the set-top box generates
Part, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal can use the public affairs
Key connects the set-top box；
The mobile terminal sends the rendition list and EPG requests to the set-top box；
The mobile terminal to the set-top box send include program id information program playing request；
The mobile terminal receives the encrypted TS data that the set-top box is sent, and is gone out by decryption key decryption described
Encrypted TS data are simultaneously stored and are played.
In some embodiments, the preset condition includes：Allow the mobile terminal connection, mobile terminal connection
Total quantity does not connect largely in a short time without departing from the maximum quantity of permission and the mobile terminal.
The third aspect, the present invention provide a kind of based on the multiple terminals DVB performance broadcasting system, which is characterized in that the system
Including：
First link block, for set-top box to be connected into LAN and broadcasts service and IP that the set-top box can be provided
Address；
First receiving module, for receiving the connection request from mobile terminal, the request includes the ID of mobile terminal
Information；
First judgment module, for judging whether the request meets preset condition；
First processing module, for when the request is unsatisfactory for the preset condition, returning to error code to the shifting
Dynamic terminal；When the request meets the preset condition, generates threaded file and return to the mobile terminal, the connection
File includes the public key of the RSA key centering generated at random so that the mobile terminal can use described in public key connection
Set-top box；
Second receiving module, for receiving the rendition list from mobile terminal and EPG is asked and returned to request；
Third receiving module, for receiving the program playing request from mobile terminal, the request includes program ID letters
Breath；
Second processing module, for opening DVB modules according to the program id information and receiving the TS data of the program；
First sending module, for by the TS data encryptions of the program and being sent to the mobile terminal.
In some embodiments, the preset condition includes：Allow the mobile terminal connection, mobile terminal connection
Total quantity does not connect largely in a short time without departing from the maximum quantity of permission and the mobile terminal.
Fourth aspect, the present invention provide a kind of set-top box, which is characterized in that the set-top box includes the above-mentioned third aspect
Based on the multiple terminals DVB performance broadcasting system.
5th aspect, the present invention provide another based on the multiple terminals DVB performance broadcasting system, which is characterized in that the system
System includes：
4th link block provides the set-top box of service for being connected into LAN and finding in LAN；
4th sending module makes for including the connection request of the mobile terminal id information to set-top box transmission
Obtaining the set-top box can judge whether to meet preset condition using the id information；
4th judgment module, for judging whether the request meets preset condition；
Fourth processing module, described in when the request is unsatisfactory for the preset condition, the mobile terminal receives
The error code that set-top box returns；When the request meets the preset condition, the mobile terminal receives the set-top box
The threaded file of generation, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal energy
Enough the set-top box is connected using the public key；
5th sending module, for sending the rendition list and EPG requests to the set-top box；
6th sending module, for including the program playing request of program id information to set-top box transmission；
4th receiving module, the encrypted TS data sent for receiving the set-top box, and pass through decryption key decryption
Go out the encrypted TS data and stores and play.
In some embodiments, the preset condition includes：Allow the mobile terminal connection, mobile terminal connection
Total quantity does not connect largely in a short time without departing from the maximum quantity of permission and the mobile terminal.
6th aspect, the present invention provide a kind of mobile terminal, which is characterized in that the mobile terminal includes above-mentioned 5th side
Face based on the multiple terminals DVB performance broadcasting system.
The beneficial effects of the present invention are realized several mobile whole by a DVB set-top box with network function
The function that program is played on end, on the one hand saves spending for user, on the other hand, improves the experience of user, and by adding
The mode of close decryption transmits program file, protects program file, and to make program file no longer be simple copy propagation, protection
The interests of operator.
【Description of the drawings】
Fig. 1 is a kind of schematic diagram of implementation environment involved by the embodiment of the present invention；
Fig. 2 is a kind of flow chart based on the multiple terminals DVB program broadcasting method that the embodiment of the present invention 1 provides；
Fig. 3 is a kind of the detailed of step S1032 based on the multiple terminals DVB program broadcasting method that the embodiment of the present invention 1 provides
Details condition flow chart；
Fig. 4 is another flow chart based on the multiple terminals DVB program broadcasting method that the embodiment of the present invention 2 provides；
Fig. 5 is the information exchange flow chart under a kind of concrete application scene that the embodiment of the present invention 3 provides；
Fig. 6 is that one kind that the embodiment of the present invention 4 provides is based on the multiple terminals DVB performance broadcasting system structure diagram；
Fig. 7 is a kind of based on the specific of the multiple terminals DVB performance broadcasting system processing module 23 of the offer of the embodiment of the present invention 4
Structure diagram；
Fig. 8 is that the another kind that the embodiment of the present invention 5 provides is based on the multiple terminals DVB performance broadcasting system structure diagram.
【Specific implementation mode】
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
In addition, as long as technical characteristic involved in the various embodiments of the present invention described below is each other not
Conflict is constituted to can be combined with each other.
As shown in Figure 1, showing a kind of implementation environment involved by the embodiment of the present invention, which includes set-top box
100, mobile terminal 200.Set-top box 100 is a DVB set-top box for carrying network function, the DVB with network function
Set-top box refers to being converted into regarding for receiving DVB signals (DVB-S satellites are used, DVB-C cable televisions are with two kinds) and decoding it
The external device of frequency signal (such as AV, S-Video, component etc.), the DVB set-top boxes with network function include that program request is flat
Platform function, live telecast function, local playing function, function of application etc..Mobile terminal 200 can be such as mobile phone, put down
Plate computer, notebook, the set-top box of mating television set, wearable device (Intelligent bracelet, smartwatch, intelligent glasses etc.), religion
The smart machine of electronic equipment (point reader, Story machine etc.) etc, preferably mobile phone, tablet computer, notebook are educated, can be led to
Cable network or wireless network is crossed to connect with set-top box 100, to realize the purpose for sending request to set-top box 100, and
The purpose of content transmitted by receiving set up box 100.
Embodiment 1
As shown in Fig. 2, an embodiment of the present invention provides one kind being based on the multiple terminals DVB program broadcasting method, the method packet
It includes：
S101, set-top box are connected into LAN and broadcast the service that can be provided and IP address.
The set-top box is connected into after LAN by wi-fi or cable network through universal plug and play (universal
Plug and play, UPNP) it broadcasts in LAN and interconnects between all services and network that the set-top box can be provided
The address agreement (Internet Protocol, IP).The UPNP is a kind of for the common of PC machine and smart machine (or instrument)
The architecture of peer-to-peer network connection, especially in the family, UPNP with Internet standards and technology (such as TCP/IP,
HTTP and XML) based on, make such equipment that can connect and cooperate automatically each other, to make network (especially home network
Network) more people are possibly realized.The service includes that online request video, TV programme live streaming, local broadcasting and installation are each
Kind application program etc..The IP address is the logical address of the set-top box, is a kind of unified address provided by IP agreement
Format is, it is specified that the rule that the set-top box should abide by when being communicated on the internet.
S102, the set-top box receive the connection request from mobile terminal, and the connection request includes mobile terminal ID
Information.
It is a kind of hypertext transfer protocol (HyperText that the set-top box, which receives the connection request from mobile terminal,
Transfer Protocol, HTTP) request, uniform resource locator (the Uniform Resource of the connection request
Locator, URL) be：http:// set-top box IP addresses/requiredconnect.htmlUniqueId=" mobile terminals are only
One ID ".Wherein described " the unique ID of mobile terminal " is can be used for the ID (such as MAC Address) of the uniquely tagged mobile device
In communication with the set-top box, the mobile terminal, and each mobile terminal and the set-top box afterwards are uniquely determined
HTTP interaction in, all carry the ID.
S103, the set-top box judge whether the request meets preset condition.
S1031, when judging that the request is unsatisfactory for preset condition, the set-top box returns to error code to the shifting
Dynamic terminal.
The set-top box first determines whether current set top box meets preset condition after receiving connection request, described default
Condition includes：Allow mobile terminal connection, mobile terminal connection total quantity without departing from permission maximum quantity and
The mobile terminal in a short time without largely connection (prevent from cracking AES-256 keys described below by big data, to
Breaking cryptographic keys system).The error code is returned by HTTP.
S1032, when judging that the request meets preset condition, the set-top box generates threaded file and returns to institute
Mobile terminal is stated, the threaded file includes the public key of the RSA key centering generated at random so that the mobile terminal can make
The set-top box is connected with the public key.
As shown in Figure 3, it should be noted that when judging that the request meets preset condition, then also need to judge to be somebody's turn to do
Whether mobile terminal had connected, if do not connected, dialog box is popped up on the set-top box display interface, it is desirable that
User chooses whether to agree to the connection of new mobile terminal, if user agrees to that connection, the set-top box generate threaded file and return
Back to the mobile terminal, error code is otherwise returned to the mobile terminal；If this mobile terminal once connected, no
User is needed to confirm, the set-top box generates threaded file and returns to the mobile terminal.
The threaded file includes the public key of the RSA key centering generated at random so that the mobile terminal can use
The public key connects the set-top box.The RSA is a kind of influential public key encryption algorithm, it, which can be resisted, is at present
Only known most cryptographic attacks, are recommended as public key data encryption standard by International Standards Organization.The connection text
The public key for the RSA key centering that part includes passes through Advanced Encryption Standard (advanced encryption standard, AES)-
It is returned after 256 encryptions, wherein the encryption key and decruption key of the AES-256 is embedded into the set-top box and described respectively
In mobile terminal APP.
The rendition list and EPG are asked and returned to S104, the set-top box reception the rendition list and EPG from mobile terminal
To the mobile terminal.
After mobile terminal authentication success, by HTTP to set-top box requests the rendition list and electronic program guides
(Electronic Program Guide, EPG), the set-top box, which receives, asks and returns to request, and the mobile terminal passes through
APP display programs list on the mobile terminal and EPG.
S105, the set-top box receive the program playing request from mobile terminal, and the program playing request includes section
Mesh id information.
When needing the program watched when the user clicks, i.e., program playing request is sent to the set-top box, the request is logical
It crosses HTTP and sends connection string http:// set-top box IP addresses/playlist.m3u8Program-ID=" the unique ID of program ".Its
In, " the unique ID of program " is can be used for the section to be watched required for receipt of subsequent user with the ID of the uniquely tagged program
Mesh.Wherein playlist.m3u8 is the program row described in adaptive (HTTP Live Streaming, the HLS) agreement of dynamic code rate
List file, this documents describes the URL of multimedia file and attribute, the URL and attribute of cipher mode and Encryption key file.
S106, the set-top box open DVB modules according to the program id information and receive the TS data of the program.
The set-top box opens DVB modules according to the id information of program described in uniquely tagged, and the DVB modules are used for receiving
Transmitting stream (Transport Stream, TS) data of the program, it should be noted that if the DVB programs are to pass through condition
Reception system (Conditional Access System, CAS) is scrambled, then receives the section again after first descrambling the program
Purpose multimedia file data.
S107, the set-top box is by the TS data encryptions of the program and is sent to the mobile terminal.
The process of the TS data encryptions is：The random AES-128 key pairs for generating one 16；Using encryption key plus
Close TS files；It is placed in key file after private key encryption by decruption key by the RSA key centering；By TS's
The URL of URL and key file is placed in playlist.m3u8 files.
The mobile terminal is returned to by HTTP by encrypted TS data.
An embodiment of the present invention provides one kind being based on the multiple terminals DVB program broadcasting method, and the method is carried by one
The DVB set-top boxes of network function realize the function that program is played on several mobile terminals, are on the one hand saved out for user
On the other hand branch improves the experience of user, and transmit program file by way of encrypting and decrypting, protects the program literary
Part, it is simple copy propagation to make program file no longer, protects the interests of operator.
Embodiment 2
As shown in figure 4, an embodiment of the present invention provides another kinds to be based on the multiple terminals DVB program broadcasting method, the method
Including：
S201, mobile terminal are connected into LAN and find the set-top box for providing service in LAN.
The mobile terminal is connected to by wi-fi or cable network with after the same LAN of the set-top box, is led to
It crosses UPNP and finds the set-top box for being capable of providing service in LAN.
S202, the mobile terminal make to the connection request that set-top box transmission includes the mobile terminal id information
Obtaining the set-top box can judge whether to meet preset condition using the id information.
The mobile terminal sends connection request by HTTP to the set-top box, and the unified resource of the connection request is fixed
Position accords with (Uniform Resource Locator, URL)：http:// set-top box IP addresses/
requiredconnect.htmlUniqueId=" the unique ID of mobile terminal ".Wherein described " the unique ID of mobile terminal " is can
With the ID (such as MAC Address) of the uniquely tagged mobile device, it is used in the communication with the set-top box, uniquely determines the movement
Terminal, and afterwards the ID is all carry in the HTTP interactions of each mobile terminal and the set-top box.
S203, when judging that the request is unsatisfactory for preset condition, the mobile terminal receives the set-top box and returns
Error code.
The preset condition includes：Allow mobile terminal connection, mobile terminal connection total quantity without departing from
The maximum quantity of permission and the mobile terminal do not connect largely in a short time.The error code is returned to by HTTP
The mobile terminal.
S204, when judging that the request meets preset condition, the mobile terminal receives what the set-top box generated
Threaded file, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal can use
The public key connects the set-top box.
It should be noted that if it is judged that it is described request meet preset condition, then also need to judge that the mobile terminal is
It is no to have connected, if do not connected, dialog box is popped up on the set-top box display interface, it is desirable that user selection be
The no connection for agreeing to new mobile terminal, if user agrees to that connection, the mobile terminal receive the connection that the set-top box generates
Otherwise file returns to error code to the mobile terminal；If this mobile terminal once connected, it is true user is not needed
Recognize, the mobile terminal receives the threaded file that the set-top box generates.
S205, the mobile terminal send the rendition list and EPG requests to the set-top box.
After mobile terminal authentication success, by HTTP to set-top box requests the rendition list and EPG, the set-top box
It receives and asks simultaneously to return to request, the mobile terminal passes through APP display programs list on the mobile terminal and EPG.
S206, the mobile terminal to the set-top box send include program id information program playing request.
When needing the program watched when the user clicks, i.e., program playing request is sent to the set-top box, the request is logical
It crosses HTTP and sends connection string http:// set-top box IP addresses/playlist.m3u8Program-ID=" the unique ID of program ".Its
In, " the unique ID of program " is can be used for the section to be watched required for receipt of subsequent user with the ID of the uniquely tagged program
Mesh.Wherein playlist.m3u8 is the rendition list file described in HLS protocol, this documents describes the URL of multimedia file and
The URL and attribute of attribute, cipher mode and Encryption key file.
S207, the mobile terminal receives the encrypted TS data that the set-top box is sent, and passes through decryption key decryption
Go out the encrypted TS data and stores and play.
The TS data open DVB modules by the program id information and are followed by harvesting, the process of the TS data decipherings
For：Use the public key decryptions key file of the RSA key centering；The AES-128 cipher key pairs are obtained from key file
Decruption key；It is placed in key file after private key encryption by decruption key by the RSA key centering；Use AES-
128 decryption key decryption TS files.Decrypted TS data are sent to decoder decoding and store and export broadcasting.
An embodiment of the present invention provides one kind being based on the multiple terminals DVB program broadcasting method, and the method passes through mobile terminal
A set-top box in consolidated network connection is found, by seeking the service of the set-top box offer and being serviced, is realized
The function of program is played in multi-mobile-terminal, on the one hand spending is saved for user, on the other hand, improves the experience of user,
And program file is transmitted by way of encrypting and decrypting, program file is protected, it is simply to replicate to make program file no longer
It propagates, protects the interests of operator.
Embodiment 3
As shown in figure 5, the information exchange flow of set-top box provided in an embodiment of the present invention and mobile terminal is as follows：
Mobile terminal request verification process：The set-top box passes through after being connected into LAN by wi-fi or cable network
UPNP broadcasts all services and IP address that the set-top box can be provided in LAN.The mobile terminal passes through wi-fi
Or cable network is connected to after the same LAN of the set-top box, is found in LAN by UPNP and is capable of providing service
Set-top box.The mobile terminal to the set-top box send include the mobile terminal id information connection request so that institute
Stating set-top box can judge whether to meet preset condition using the id information.The set-top box judges whether the request meets
Preset condition, when judging that the request is unsatisfactory for preset condition, the set-top box returns to error code to described mobile whole
End；When judging that the request meets preset condition, then also need to judge whether the mobile terminal had connected, if do not had
It connected, then pops up dialog box on the set-top box display interface, it is desirable that user chooses whether to agree to new mobile terminal
Otherwise connection returns to mistake if user agrees to that connection, the set-top box generate threaded file and return to the mobile terminal
Code gives the mobile terminal；If this mobile terminal once connected, user's confirmation is not needed, the set-top box, which generates, to be connected
It connects file and returns to the mobile terminal.
Mobile terminal request playing process：The mobile terminal sends the rendition list and EPG requests, institute to the set-top box
Set-top box is stated to receive request and return to request.The mobile terminal is broadcast to the program that set-top box transmission includes program id information
Put request.The set-top box receives the program playing request from mobile terminal, and the request includes program id information, the machine
Top box opens DVB modules according to the program id information and receives the TS data of the program, and the set-top box is by the program
TS data encryptions and be sent to the mobile terminal.The mobile terminal receives the encrypted TS numbers that the set-top box is sent
According to, and the encrypted TS data are gone out by decryption key decryption and stores and plays.
An embodiment of the present invention provides the information exchange flowchart process of set-top box and mobile terminal, realize one kind and are based on
The method that the multiple terminals program of DVB plays, enriches experience mode of the user by watching television programs by mobile terminal.
Embodiment 4
As shown in fig. 6, the embodiment of the present invention, which provides one kind, being based on the multiple terminals DVB performance broadcasting system, the system 200 is wrapped
It includes：
First link block 20, for set-top box is connected into LAN and broadcast service that the set-top box can be provided and
IP address；
First receiving module 21, for receiving the connection request from mobile terminal, the request includes mobile terminal
Id information；
First judgment module 22, for judging whether the request meets preset condition；
First processing module 23, for when the request is unsatisfactory for the preset condition, returning to error code to described
Mobile terminal；When the request meets the preset condition, generates threaded file and return to the mobile terminal, the company
Connect the public key that file includes the RSA key centering generated at random so that the mobile terminal can use the public key to connect institute
State set-top box；
Second receiving module 24, for receiving the rendition list from mobile terminal and EPG is asked and returned to request；
Third receiving module 25, for receiving the program playing request from mobile terminal, the request includes program ID
Information；
Second processing module 26, for opening DVB modules according to the program id information and receiving the TS numbers of the program
According to；
First sending module 27, for by the TS data encryptions of the program and being sent to the mobile terminal.
As shown in fig. 7, above-mentioned first processing module 23, when the request meets the preset condition, the processing mould
Block 23 further includes：
Judgment module 231, for judging whether the mobile terminal was connected；
Processing module 232, for work as the mobile terminal be connected it is out-of-date, generate threaded file simultaneously return to the movement
Terminal out-of-date is chosen whether to connect when the mobile terminal is not connected by user；
Judgment module 233, for judging whether user selects to connect；
Processing module 234, for returning to error code when user's selection is not connected to the mobile terminal, when user selects
Threaded file is generated when selecting connection and returns to the mobile terminal.
An embodiment of the present invention provides one kind being based on the multiple terminals DVB performance broadcasting system, and the system is carried by one
The DVB set-top boxes of network function realize the function that program is played on several mobile terminals, are on the one hand saved out for user
On the other hand branch improves the experience of user, and transmit program file by way of encrypting and decrypting, protects the program literary
Part, it is simple copy propagation to make program file no longer, protects the interests of operator.
Embodiment 5
As shown in Figure 6, Figure 7, the embodiment of the present invention provides a kind of set-top box, and the set-top box includes described in embodiment 4
Based on the multiple terminals DVB performance broadcasting system.Specifically, the set-top box includes：
First link block 20, for set-top box is connected into LAN and broadcast service that the set-top box can be provided and
IP address；
First receiving module 21, for receiving the connection request from mobile terminal, the request includes mobile terminal
Id information；
First judgment module 22, for judging whether the request meets preset condition；
First processing module 23, for when the request is unsatisfactory for the preset condition, returning to error code to described
Mobile terminal；When the request meets the preset condition, generates threaded file and return to the mobile terminal, the company
Connect the public key that file includes the RSA key centering generated at random so that the mobile terminal can use the public key to connect institute
State set-top box；
Second receiving module 24, for receiving the rendition list from mobile terminal and EPG is asked and returned to request；
Third receiving module 25, for receiving the program playing request from mobile terminal, the request includes program ID
Information；
Second processing module 26, for opening DVB modules according to the program id information and receiving the TS numbers of the program
According to；
First sending module 27, for by the TS data encryptions of the program and being sent to the mobile terminal.
Above-mentioned first processing module 23, when the request meets the preset condition, the processing module 23 further includes：
Judgment module 231, for judging whether the mobile terminal was connected；
Processing module 232, for work as the mobile terminal be connected it is out-of-date, generate threaded file simultaneously return to the movement
Terminal out-of-date is chosen whether to connect when the mobile terminal is not connected by user；
Judgment module 233, for judging whether user selects to connect；
Processing module 234, for returning to error code when user's selection is not connected to the mobile terminal, when user selects
Threaded file is generated when selecting connection and returns to the mobile terminal.
An embodiment of the present invention provides a kind of set-top box, the set-top box is a DVB set-top box for carrying network function,
The set-top box realizes the function that program is played on several mobile terminals, on the one hand saves spending, another party for user
Face, improve the experience of user, and transmits program file by way of encrypting and decrypting, protects program file, makes program
File is no longer simple copy propagation, protects the interests of operator.
Embodiment 6
As shown in figure 8, an embodiment of the present invention provides another kinds to be based on the multiple terminals DVB performance broadcasting system, the system
300 include：
4th link block 30 provides the set-top box of service for being connected into LAN and finding in LAN；
4th sending module 31, for including the connection request of the mobile terminal id information to set-top box transmission,
The set-top box is enable to judge whether to meet preset condition using the id information；
4th judgment module 32, for judging whether the request meets preset condition；
Fourth processing module 33, for when the request is unsatisfactory for the preset condition, the mobile terminal to receive institute
State the error code of set-top box return；When the request meets the preset condition, the mobile terminal receives the machine top
The threaded file that box generates, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal
The public key can be used to connect the set-top box；
5th sending module 34, for sending the rendition list and EPG requests to the set-top box；
6th sending module 35, for including the program playing request of program id information to set-top box transmission；
4th receiving module 36, the encrypted TS data sent for receiving the set-top box, and pass through decruption key solution
It is close to go out the encrypted TS data and to store and play.
An embodiment of the present invention provides one kind being based on the multiple terminals DVB performance broadcasting system, and the system passes through mobile terminal
A set-top box in consolidated network connection is found, by seeking the service of the set-top box offer and being serviced, is realized
The function of program is played in multi-mobile-terminal, on the one hand spending is saved for user, on the other hand, improves the experience of user,
And program file is transmitted by way of encrypting and decrypting, program file is protected, it is simply to replicate to make program file no longer
It propagates, protects the interests of operator.
Embodiment 7
As shown in figure 8, the embodiment of the present invention provides a kind of mobile terminal, the mobile terminal includes described in embodiment 6
Based on the multiple terminals DVB performance broadcasting system.Specifically, the mobile terminal includes：
4th link block 30 provides the set-top box of service for being connected into LAN and finding in LAN；
4th sending module 31, for including the connection request of the mobile terminal id information to set-top box transmission,
The set-top box is enable to judge whether to meet preset condition using the id information；
4th judgment module 32, for judging whether the request meets preset condition；
Fourth processing module 33, for when the request is unsatisfactory for the preset condition, the mobile terminal to receive institute
State the error code of set-top box return；When the request meets the preset condition, the mobile terminal receives the machine top
The threaded file that box generates, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal
The public key can be used to connect the set-top box；
5th sending module 34, for sending the rendition list and EPG requests to the set-top box；
6th sending module 35, for including the program playing request of program id information to set-top box transmission；
4th receiving module 36, the encrypted TS data sent for receiving the set-top box, and pass through decruption key solution
It is close to go out the encrypted TS data and to store and play.
An embodiment of the present invention provides a kind of mobile terminal, the mobile terminal is by finding one in consolidated network connection
Platform set-top box is realized by seeking the service of the set-top box offer and being serviced in the mobile terminal playing program
Function, on the one hand save spending for user, on the other hand, improve the experience of user, and by way of encrypting and decrypting
Program file is transmitted, protects program file, it is simple copy propagation to make program file no longer, protects the profit of operator
Benefit.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. one kind being based on the multiple terminals DVB program broadcasting method, which is characterized in that the method includes：
Set-top box is connected into LAN and broadcasts the service that can be provided and IP address；
The set-top box receives the connection request from mobile terminal, and the connection request includes mobile terminal id information；
The set-top box judges whether the request meets preset condition：
When judging that the request is unsatisfactory for preset condition, the set-top box returns to error code to the mobile terminal；
When judging that the request meets preset condition, the set-top box generates threaded file and returns to described mobile whole
End, the threaded file include the public key of the RSA key centering generated at random so that the mobile terminal can use the public affairs
Key connects the set-top box；
The rendition list and EPG are asked and returned to the set-top box reception the rendition list and EPG from mobile terminal to the shifting
Dynamic terminal；
The set-top box receives the program playing request from mobile terminal, and the program playing request includes program id information；
The set-top box opens DVB modules according to the program id information and receives the TS data of the program；
The set-top box is by the TS data encryptions of the program and is sent to the mobile terminal；
Wherein, described when judging that the request meets preset condition, the set-top box generates threaded file and returns to institute
Mobile terminal is stated, including：When judging that the request meets preset condition, then also need to judge the mobile terminal whether
Through connecting, if do not connected, dialog box is popped up on the display interface of the set-top box, it is desirable that user chooses whether
The connection of new mobile terminal is agreed to, if user agrees to that connection, the set-top box generate threaded file and return to the movement
Otherwise terminal returns to error code to the mobile terminal.
2. being based on the multiple terminals DVB program broadcasting method as described in claim 1, which is characterized in that the preset condition includes：
Allow the mobile terminal connection, mobile terminal connection total quantity whole without departing from the maximum quantity of permission and the movement
End does not connect largely in a short time.
3. one kind being based on the multiple terminals DVB program broadcasting method, which is characterized in that the method includes：
Mobile terminal is connected into LAN and finds the set-top box for providing service in LAN；
The mobile terminal to the set-top box send include the mobile terminal id information connection request so that the machine top
Box can judge whether to meet preset condition using the id information；
When judging that the request is unsatisfactory for preset condition, the mobile terminal receives the wrong generation that the set-top box returns
Code；
When judging that the request meets preset condition, the mobile terminal receives the threaded file that the set-top box generates,
The threaded file includes the public key of the RSA key centering generated at random so that the mobile terminal can use the public key
Connect the set-top box；
The mobile terminal sends the rendition list and EPG requests to the set-top box；
The mobile terminal to the set-top box send include program id information program playing request；
The mobile terminal receives the encrypted TS data that the set-top box is sent, and goes out the encryption by decryption key decryption
TS data and store and play；
Wherein, described when judging that the request meets preset condition, the mobile terminal receives what the set-top box generated
Threaded file, including：If it is judged that the request meets preset condition, then also need to judge the mobile terminal whether
It connected, and if do not connected, dialog box was popped up on the display interface of the set-top box, it is desirable that user chose whether together
It anticipates the connection of new mobile terminal, if user agrees to that connection, the mobile terminal receive the threaded file that the set-top box generates,
Otherwise the error code that the set-top box returns is received.
4. being based on the multiple terminals DVB program broadcasting method as claimed in claim 3, which is characterized in that the preset condition includes：
Allow the mobile terminal connection, mobile terminal connection total quantity whole without departing from the maximum quantity of permission and the movement
End does not connect largely in a short time.
5. one kind being based on the multiple terminals DVB performance broadcasting system, which is characterized in that the system comprises：
First link block, for set-top box to be connected into LAN and with broadcasting service and IP that the set-top box can be provided
Location；
First receiving module, for receiving the connection request from mobile terminal, the request includes the id information of mobile terminal；
First judgment module, for judging whether the request meets preset condition；
First processing module, for when the request is unsatisfactory for the preset condition, returning to error code to described mobile whole
End；When the request meets the preset condition, generates threaded file and return to the mobile terminal, the threaded file
Include the public key of the RSA key centering generated at random so that the mobile terminal can use the public key to connect the machine top
Box；
Second receiving module, for receiving the rendition list from mobile terminal and EPG is asked and returned to request；
Third receiving module, for receiving the program playing request from mobile terminal, the request includes program id information；
Second processing module, for opening DVB modules according to the program id information and receiving the TS data of the program；
First sending module, for by the TS data encryptions of the program and being sent to the mobile terminal；
Wherein, the first processing module is specifically used for：When the request is unsatisfactory for the preset condition, error code is returned
To the mobile terminal；When the request meets the preset condition, then also need to judge the mobile terminal whether
It connected, and if do not connected, dialog box was popped up on the display interface of the set-top box, it is desirable that user chose whether together
The connection of new mobile terminal of anticipating generates threaded file and simultaneously returns to the mobile terminal, otherwise return if user agrees to connection
It includes the public key of the RSA key centering generated at random that error code, which gives the mobile terminal, the threaded file, so that the shifting
Dynamic terminal can use the public key to connect the set-top box.
6. the multiple terminals DVB as claimed in claim 5 performance broadcasting system, which is characterized in that the preset condition includes：Allow
The mobile terminal connection, mobile terminal connection total quantity exist without departing from the maximum quantity of permission and the mobile terminal
It is not connected largely in short time.
7. a kind of set-top box, which is characterized in that the set-top box includes described in claim 5 or 6 based on the multiple terminals DVB program
Play system.
8. one kind being based on the multiple terminals DVB performance broadcasting system, which is characterized in that the system comprises：
4th link block provides the set-top box of service for being connected into LAN and finding in LAN；
4th sending module, for including the connection request of mobile terminal id information to set-top box transmission so that the machine
Top box can judge whether to meet preset condition using the id information；
4th judgment module, for judging whether the request meets preset condition；
Fourth processing module, for when the request is unsatisfactory for the preset condition, the mobile terminal to receive the machine top
The error code that box returns；When the request meets the preset condition, the mobile terminal receives the set-top box and generates
Threaded file, the threaded file includes the public key of RSA key centering generated at random so that the mobile terminal can make
The set-top box is connected with the public key；
5th sending module, for sending the rendition list and EPG requests to the set-top box；
6th sending module, for including the program playing request of program id information to set-top box transmission；
4th receiving module, the encrypted TS data sent for receiving the set-top box, and institute is gone out by decryption key decryption
It states encrypted TS data and stores and play；
Wherein, the fourth processing module is specifically used for：When the request is unsatisfactory for the preset condition, the mobile terminal
Receive the error code that the set-top box returns；When the request meets the preset condition, then also need to judge the shifting
Whether dynamic terminal had connected, if do not connected, dialog box is popped up on the display interface of the set-top box, it is desirable that
User chooses whether to agree to the connection of new mobile terminal, if user agrees to that connection, the mobile terminal receive the set-top box
The threaded file of generation, otherwise receives the error code that the set-top box returns, and the threaded file includes the RSA generated at random
The public key of cipher key pair so that the mobile terminal can use the public key to connect the set-top box.
9. the multiple terminals DVB as claimed in claim 8 performance broadcasting system, which is characterized in that the preset condition includes：Allow
The mobile terminal connection, mobile terminal connection total quantity exist without departing from the maximum quantity of permission and the mobile terminal
It is not connected largely in short time.
10. a kind of mobile terminal, which is characterized in that the mobile terminal includes how whole based on DVB described in claim 8 or 9
Hold performance broadcasting system.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634128.8A CN105245944B (en) | 2015-09-29 | 2015-09-29 | Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal |
| PCT/CN2016/098109 WO2017054620A1 (en) | 2015-09-29 | 2016-09-05 | Dvb-based multi-terminal program playing method and system, set top box and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634128.8A CN105245944B (en) | 2015-09-29 | 2015-09-29 | Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal |
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| Publication Number | Publication Date |
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| CN105245944A CN105245944A (en) | 2016-01-13 |
| CN105245944B true CN105245944B (en) | 2018-10-16 |
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| CN105245944B (en) * | 2015-09-29 | 2018-10-16 | 深圳市九洲电器有限公司 | Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal |
| TWI643495B (en) * | 2016-06-30 | 2018-12-01 | 盟創科技股份有限公司 | System and method for establishing connection between the set-top box and a portable electronic device |
| CN106488272B (en) * | 2016-11-10 | 2019-12-06 | 东软集团股份有限公司 | streaming media playing method, device and system |
| CN112689172B (en) * | 2020-12-22 | 2023-10-27 | 深圳市九洲电器有限公司 | Program playing method and device, set top box and storage medium |
| CN113014990B (en) * | 2021-03-02 | 2024-04-12 | 卡莱特云科技股份有限公司 | Quick playing method, playing box and playing system for program pictures |
| CN113873304A (en) * | 2021-08-27 | 2021-12-31 | 深圳市九洲电器有限公司 | Content playing system and method |
| CN117412106A (en) * | 2023-09-21 | 2024-01-16 | 广州力加贺电子科技有限公司 | DVB-based data processing method, device and readable storage medium |
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| CN103024476A (en) * | 2013-01-08 | 2013-04-03 | 北京视博数字电视科技有限公司 | Digital television gateway device and content safeguard method |
| CN103442287A (en) * | 2013-08-26 | 2013-12-11 | 深圳市九洲电器有限公司 | Set top box network automatic expanding playing method |
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| US7568111B2 (en) * | 2003-11-11 | 2009-07-28 | Nokia Corporation | System and method for using DRM to control conditional access to DVB content |
| CN101964896A (en) * | 2010-03-01 | 2011-02-02 | 广东九联科技股份有限公司 | Digital television set-top box multi-terminal user viewing authorization system and authorization method thereof |
| CN101931785B (en) * | 2010-08-27 | 2013-09-04 | 深圳市同洲电子股份有限公司 | Encrypting method of television programs, mobile terminal and system |
| CN103369400A (en) * | 2013-06-28 | 2013-10-23 | 华为技术有限公司 | System, method and device for sharing digital television program |
| CN103686241A (en) * | 2013-12-23 | 2014-03-26 | 珠海迈科电子科技有限公司 | Method and device for anti-theft chain of set top box |
| CN105245944B (en) * | 2015-09-29 | 2018-10-16 | 深圳市九洲电器有限公司 | Based on the multiple terminals DVB program broadcasting method and system, set-top box and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103024476A (en) * | 2013-01-08 | 2013-04-03 | 北京视博数字电视科技有限公司 | Digital television gateway device and content safeguard method |
| CN103442287A (en) * | 2013-08-26 | 2013-12-11 | 深圳市九洲电器有限公司 | Set top box network automatic expanding playing method |
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