CN104936033A - One-way terminal barrage method based on digital television conditional access - Google Patents
One-way terminal barrage method based on digital television conditional access Download PDFInfo
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- CN104936033A CN104936033A CN201510316038.4A CN201510316038A CN104936033A CN 104936033 A CN104936033 A CN 104936033A CN 201510316038 A CN201510316038 A CN 201510316038A CN 104936033 A CN104936033 A CN 104936033A
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000012545 processing Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 8
- 239000000284 extract Substances 0.000 claims description 7
- 238000013507 mapping Methods 0.000 claims description 3
- 238000010200 validation analysis Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000012795 verification Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
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
- H04N21/47—End-user applications
- H04N21/475—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data
- H04N21/4756—End-user interface for inputting end-user data, e.g. personal identification number [PIN], preference data for rating content, e.g. scoring a recommended movie
-
- 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
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
- H04N21/2541—Rights Management
-
- 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
- H04N21/26606—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 entitlement messages, e.g. Entitlement Control Message [ECM] or Entitlement Management Message [EMM]
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
Landscapes
- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a one-way terminal barrage method based on digital television conditional access. By utilizing mobile phone short messages, the method supports a digital television authorized user to use a one-way terminal device, and a user broadcast function of a CA system is utilized such that the terminal CA system receives corresponding EMM data and analyzes the data to obtain barrage content and a corresponding logic channel number. A digital television terminal system displays the barrage content in a rolling manner at an uppermost layer of the OSD if the system judges that the program watched by the user currently and the program corresponding to the barrage content are the same, otherwise does not process the barrage content. The method of the invention enables the user to participate in and see the comment content of live digital television. The user could directly participate in the comment of the real-time live program by using the short messages on the basis of a most common one-way digital television terminal, so that the entertaining performance of the program and the participation sense of the user are improved.
Description
Technical field
The present invention relates to digital television techniques field, be specifically related to a kind of unidirectional terminal barrage method based on Conditional Access of Digital Television.
Background technology
Along with the universal of Digital Television and the increase of digital cable customers group, the demand of people to the recreational of program and sense of participation highlights day by day.When the barrage on the Internet comes into vogue, people strengthen internet program attention rate.
Digital television system does not in the past have the comment function that user can participate in real time programme, and the broadcasted content Dou Shi operator that user can see specifies.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, a kind of unidirectional terminal barrage method based on Conditional Access of Digital Television is provided.
The present invention supports that authorized user participates in comment to programme televised live, and by the broadcast capability of CA system, allow all authorized users all can see the content of comment, to improve the sense of participation of the recreational of programme televised live and user, thus improve the audience ratings of program, for Digital Television opens up a new thinking.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
Based on a unidirectional terminal barrage method for Conditional Access of Digital Television, described method comprises the following steps:
Step a, when user registers, broadcasting and TV leading portion by user communication number and the intelligent card numbers binding that uses, and is stored in the user registry database of broadcasting and TV leading portion SMG;
Step b, user send to broadcasting and TV leading portion SMG by the LCN of the actual program that barrage content and broadcasting and TV leading portion are distributed by short message;
After step c, SMG receive user's short message, carry out parsing and the examination of user identity and short message content, and the satisfactory barrage content of examination and corresponding LCN are broken into IP Packet Generation to EMMG;
The IP packet received processes by steps d, EMMG, extracts barrage information and breaks into EMM packet, send to each network terminal user by user's broadcast address of EMM;
Step e, terminal CA system acceptance are to corresponding EMM packet, barrage content and corresponding LCN is separated out by CA For Solutions of Systems, if digital television terminal system judges that the user current program watched is identical with barrage program, then by barrage content roll display in the OSD the superiors; Otherwise, then barrage data are not processed.
Further technical scheme is when Adding User registration, and user communication number is bound with the intelligent card numbers used by broadcasting and TV leading portion, and the mapping relations of user's registration information and user mobile phone number is stored in the user registry database of broadcasting and TV leading portion SMG.
Further technical scheme is LCN is carry out preassignment by broadcasting and TV leading portion, and sends to terminal by NIT or BAT list data; Terminal receives list data, for each program specifies corresponding LCN; The barrage content that user inputs with communicating terminal and the corresponding LCN of actual program send to broadcasting and TV leading portion SMG by short message.
Further technical scheme is the LCN that broadcasting and TV leading portion SMG data resolution module extracts barrage content and barrage place program; According to smart card numbers, the subscriber identity information that user validation checking module is indexed by the communication number sending short message, to submitting to the user identity of barrage to carry out validity checking, judges whether user has the right to launch barrage; Content legality checking module is audited the barrage content that user inputs, and according to the illegal key data library searching be preset in content legality checking module, judges that whether content is legal; If user identity or barrage content illegal, then do not process; The legal barrage content of validated user and the LCN of corresponding program are packaged into IP Packet Generation to EMMG by data processing module.
Further technical scheme is that EMMG resolves receiving IP packet the LCN extracting barrage content and corresponding program, and be packaged into EMM packet, to be sent to the user terminal in net by DVB cable network by EMM user's broadcast address of front end CA system.
Further technical scheme is that user terminal is received EMM data and resolved by CA, if there are barrage data, then gives the barrage processing module of terminal; If barrage processing module judges that active user place program LCN is not identical with the LCN obtaining barrage, then do not process barrage data; Otherwise, then by receive all barrage contents meeting this programme information one by one roll display in the OSD the superiors.
Further technical scheme is communication number is phone number.
Further technical scheme is communicating terminal is mobile phone.
Compared with prior art, the invention has the beneficial effects as follows: user can in prevailing one-way digital television terminal-based, use mobile phone short messages, participate in real-time live broadcast program directly and comment on, substantially increase the sense of participation of the recreational of program and user.
Accompanying drawing explanation
Fig. 1 is the flow chart of steps of one embodiment of the invention.
Fig. 2 is barrage sending module data structure diagram in one embodiment of the invention.
Embodiment
All features disclosed in this specification, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification (comprising any accessory claim, summary and accompanying drawing), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in detail.
As shown in Figure 1, according to one embodiment of present invention, the present embodiment discloses a kind of unidirectional terminal barrage method based on Conditional Access of Digital Television, and concrete comprises the following steps:
Step a. is when user registers, and the intelligent card numbers of user mobile phone number and use is being bound by broadcasting and TV leading portion, and is stored in the user registry database of leading portion broadcasting and TV SMG (note processing server).When performing step a, when Adding User registration, the intelligent card numbers of user mobile phone number and use is being bound by broadcasting and TV leading portion, and the mapping relations of user's registration information and user mobile phone number is stored in the user registry database of leading portion broadcasting and TV SMG (note processing server).
Step b. user sends to broadcasting and TV leading portion SMG (note processing server) by the LCN (logic program number) of the actual program that barrage content and leading portion are distributed by SMS.When performing step b, LCN here carries out preassignment by leading portion, and sends to user terminal by NIT (network information table) or BAT (service groups contingency table) list data; User terminal receives list data, for each program specifies corresponding LCN; The barrage content that user inputs with mobile phone and the corresponding LCN (logic program number) of actual program send to broadcasting and TV leading portion SMG (note processing server) by short message.
After step c SMG receives user's short message, be responsible for parsing and the examination of user identity and short message content, and the satisfactory barrage content of examination and corresponding LCN (logic program number) are broken into IP Packet Generation to EMMG (empowerment management server).When performing step c, leading portion SMG (note processing server) data resolution module extracts the LCN of barrage content and barrage place program; According to smart card numbers etc., the subscriber identity information that user validation checking module is indexed by the cell-phone number of transmission information, to submitting to the user identity of barrage to carry out validity checking, judges whether user has the right to launch barrage; Content legality checking module is audited the barrage content that user inputs, and according to the illegal key data library searching be preset in content legality checking module, judges that whether content is legal.If user identity or barrage content illegal, then do not process.The legal barrage content of validated user and the LCN of corresponding program are packaged into IP Packet Generation to EMMG (empowerment management server) by final data processing module.
The IP packet received processes by steps d .EMMG (empowerment management server), extracts barrage information and breaks into EMM packet, send to each network terminal user by user's broadcast address of EMM.When performing steps d, EMMG can resolve receiving IP packet the LCN extracting barrage content and corresponding program, and is packaged into EMM packet, is sent to all user terminals in net by EMM user's broadcast address of front end CA system by DVB cable network.
Step e. terminal CA system acceptance, to corresponding EMM packet, separates out barrage content and corresponding logic program number by CA For Solutions of Systems.If digital television terminal system judges that the user current program watched is identical with barrage program, then by barrage content roll display in the OSD the superiors; Otherwise, then barrage data are not processed.When performing step e, user terminal is received EMM data and is resolved by CA, if there are barrage data, then gives the barrage processing module of terminal.If barrage processing module judges that active user place program LCN is not identical with the LCN obtaining barrage, then barrage data do not process; If identical, then by receive all barrage contents meeting this programme information one by one roll display in the OSD the superiors.
For making technical scheme clearer, concrete, the open unidirectional terminal barrage method based on Conditional Access of Digital Television further, comprises the following steps:
A. user X SMS adopts " #CA card number " form the CA card number of oneself, and note is issued operator.Operator returns accreditation verification code by broadcast system.User X, by after Set Top Box CA descrambling, obtains accreditation verification code, adopts " & accreditation verification code " form by mobile phone, activates registration.Digital TV terminal is when program searching, be the LCN (logic program number must unique) that each program distribution is specified by broadcasting and TV leading portion by the NIT of dominant frequency point, and LCN added the programme informations such as program names and be shown in the Information of screen bottom when zapping.
B. the barrage content that user X inputs program review on mobile phone adds that program LCN is sent to leading portion SMG.The number of such as leading portion SMG is 11000, and HNTV specifies LCN to be 12, and user is " program is seen very well " in " making progress every day " program review barrage content of HNTV, then input " program sees 12 very well " and be sent to 11000 by mobile phone.
C., after leading portion SMG receives the short message of user X, data resolution module extracts barrage content " program very well " and program No. LCN 12 from note; According to the User Information Database of user mobile phone number inquiry SMG, find that user X has customized the authorization packets of barrage, and the barrage content " program is seen very well " that user X sends does not comprise illegal keyword.The LCN of barrage content and corresponding program can be packaged into UDP message bag by the data structure of Fig. 2 by SMG, sends to EMMG (empowerment management server) by SOCKET.
The program LCN of the character string of " program is seen very well " and HNTV can be packaged into EMM packet by d.EMMG, by EMM user's broadcast address of front end CA system, is sent to all user terminals in net by DVB cable network, comprises user X itself.
E. user terminal receives EMM data by terminal CA system analysis, barrage data is given the barrage processing module of terminal.Terminal barrage processing module compares according to the program LCN of the HNTV program LCN in barrage information and active user's viewing.That user A watches is CCTV, and program LCN is 1, and terminal barrage processing module will not show barrage content; What user B watched is HNTV, and terminal barrage processing module can by character string " program is seen very well " roll display to program video upper strata.
The present embodiment can pass through SMS, supports that Digital Television authorized user utilizes common unidirectional terminal equipment, by user's broadcast capability of CA system, user can be participated in, watches the comment content of live Digital Television.
Spoken of in this manual " embodiment ", " another embodiment ", " embodiment ", etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any one embodiment, what advocate is also fall within the scope of the invention to realize this feature, structure or feature in conjunction with other embodiments.
Although with reference to the multiple explanatory embodiment of inventing, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and execution mode, these amendments and execution mode will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of the open claim of the application, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (8)
1., based on a unidirectional terminal barrage method for Conditional Access of Digital Television, it is characterized in that: described method comprises the following steps:
Step a, when user registers, broadcasting and TV leading portion by user communication number and the intelligent card numbers binding that uses, and is stored in the user registry database of broadcasting and TV leading portion SMG;
Step b, user send to broadcasting and TV leading portion SMG by the LCN of the actual program that barrage content and broadcasting and TV leading portion are distributed by short message;
After step c, SMG receive user's short message, carry out parsing and the examination of user identity and short message content, and the satisfactory barrage content of examination and corresponding LCN are broken into IP Packet Generation to EMMG;
The IP packet received processes by steps d, EMMG, extracts barrage information and breaks into EMM packet, send to each network terminal user by user's broadcast address of EMM;
Step e, terminal CA system acceptance are to corresponding EMM packet, barrage content and corresponding LCN is separated out by CA For Solutions of Systems, if digital television terminal system judges that the user current program watched is identical with barrage program, then by barrage content roll display in the OSD the superiors; Otherwise, then barrage data are not processed.
2. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, it is characterized in that when Adding User registration, user communication number is bound with the intelligent card numbers used by broadcasting and TV leading portion, and the mapping relations of user's registration information and user mobile phone number is stored in the user registry database of broadcasting and TV leading portion SMG.
3. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, is characterized in that LCN carries out preassignment by broadcasting and TV leading portion, and sends to terminal by NIT or BAT list data; Terminal receives list data, for each program specifies corresponding LCN; The barrage content that user inputs with communicating terminal and the corresponding LCN of actual program send to broadcasting and TV leading portion SMG by short message.
4. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, is characterized in that broadcasting and TV leading portion SMG data resolution module extracts the LCN of barrage content and barrage place program; According to smart card numbers, the subscriber identity information that user validation checking module is indexed by the communication number sending short message, to submitting to the user identity of barrage to carry out validity checking, judges whether user has the right to launch barrage; Content legality checking module is audited the barrage content that user inputs, and according to the illegal key data library searching be preset in content legality checking module, judges that whether content is legal; If user identity or barrage content illegal, then do not process; The legal barrage content of validated user and the LCN of corresponding program are packaged into IP Packet Generation to EMMG by data processing module.
5. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, it is characterized in that EMMG resolves receiving IP packet the LCN extracting barrage content and corresponding program, and be packaged into EMM packet, to be sent to the user terminal in net by DVB cable network by EMM user's broadcast address of front end CA system.
6. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, is characterized in that user terminal is received EMM data and resolved by CA, if there are barrage data, then gives the barrage processing module of terminal; If barrage processing module judges that active user place program LCN is not identical with the LCN obtaining barrage, then do not process barrage data; Otherwise, then by receive all barrage contents meeting this programme information one by one roll display in the OSD the superiors.
7. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 1, is characterized in that described communication number is phone number.
8. the unidirectional terminal barrage method based on Conditional Access of Digital Television according to claim 3, is characterized in that described communicating terminal is mobile phone.
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| CN201510316038.4A CN104936033B (en) | 2015-06-11 | 2015-06-11 | Unidirectional terminal barrage method based on Conditional Access of Digital Television |
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| CN105681917A (en) * | 2015-11-05 | 2016-06-15 | 上海幻电信息科技有限公司 | Bullet screen system based on site identification technique |
| CN106612463A (en) * | 2015-10-27 | 2017-05-03 | 中兴通讯股份有限公司 | Barrage processing methods and system, and terminal |
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| CN104936033B (en) | 2018-03-23 |
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Application publication date: 20150923 Assignee: Sichuan Changhong Xinwang Technology Co.,Ltd. Assignor: SICHUAN CHANGHONG ELECTRIC Co.,Ltd. Contract record no.: X2023980043949 Denomination of invention: A unidirectional terminal barrage method based on conditional reception of digital television Granted publication date: 20180323 License type: Common License Record date: 20231030 |