CN104519373A - Media program interaction method and related equipment - Google Patents
Media program interaction method and related equipment Download PDFInfo
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- CN104519373A CN104519373A CN201410783814.7A CN201410783814A CN104519373A CN 104519373 A CN104519373 A CN 104519373A CN 201410783814 A CN201410783814 A CN 201410783814A CN 104519373 A CN104519373 A CN 104519373A
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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]
- H04N21/20—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
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/233—Processing of audio elementary streams
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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]
- H04N21/20—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
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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
- H04N21/439—Processing of audio elementary streams
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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
- H04N21/45—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
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
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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
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
Abstract
The invention provides media program interaction method and related equipment. The method includes the steps of generating program data for media programs; subjecting the program data to audio signal conversion to generate interactive acoustical signals; outputting the interactive acoustical signals to a playing system which plays the interactive acoustical signals with the media programs; according to interactive contents and time set for the media programs, generating interactive content data; during the playing system playing the media programs to user equipment, receiving interaction requests which the user equipment transmit after decoding the interactive acoustical signals; according to the interaction requests, pushing the interactive content data to the user equipment, and receiving user interaction data returned by the user equipment. The media program interaction method and the related equipment have the advantages that users using the same media program content node can be automatically gathered and inter-user interaction, user-program interaction and user and sponsor interaction are further realized.
Description
Technical field
The present invention relates to media program interaction, more specifically relate to for radio station, TV, satellite television, CD/DVD plays, webtv box, and the media such as Internet video website broadcasts the identification of the content of platforms and media program interaction method and relevant device.
Background technology
Along with smart mobile phone popularize, mobile phone become people on network with other people interactive main tool.Meanwhile, people are on consumption TV or video website when content, and people thirst for carrying out interaction with programme content usually, discuss together with the user of other viewing videos.When such as watching " where father goes " variety show, prefer between user to carry out begging for interaction based on certain topic concrete in program or game link, and existing interaction mode is substantially all discuss overall program, therefore needs and can carry out syndication users interaction solutions based on Pgmtime point; In addition user's possibility missing out on program live time, watch video at other times by network, in this case, this user wishes to carry out interaction based on the programme content of current viewing with other online friends, and existing interaction mode can not meet this scene substantially.
The scheme of prior art is by with audio-frequency fingerprint recognition technology, as live television programming, the music that user opens micro-letter shakes function, broadcast sounds is sent to micro-telecommunications services end by network, TV station is identified by audio-frequency fingerprint pairing, and utilize service end information, programme content and interaction mode are sent to micro-letter client, realize synchronous.But there are the following problems for the method: the method mainly identifies according to station synchronization source, therefore can only meet programme televised live, user cannot be met at multiple broadcast platform to the interactive demand of same content.
Summary of the invention
The embodiment of the present invention provides a kind of media program interaction method and relevant device, so that user's auto-polymerization of the same content node of consumption is got up, and realize further between user-user, interactive between user-program, interactive between user-advertisement sponsor, user can be met at multiple broadcast platform to the interactive demand of same content.
On the one hand, embodiments provide a kind of media program interaction method, it comprises:
Program data information is generated for media program;
Described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Export described interactive acoustic signals to broadcast system, described interactive acoustic signals is broadcasted by described broadcast system together with described media program;
According to the interaction content arranged for described media program and interaction time, generating interactive content-data;
Broadcast in the process of described media program at described broadcast system to subscriber equipment, receive the interaction request that subscriber equipment sends after the described interactive acoustic signals of decoding;
According to described interaction request, push described interaction content data to described subscriber equipment, and receive the user interaction data that described subscriber equipment returns.
On the other hand, embodiments provide a kind of media program interaction method, it comprises:
Receive the media program that broadcast system transmits and the interactive acoustic signals generated for described media program;
Described interactive acoustic signals is decoded, obtains program data information;
Based on described program data information, send interactive request to interactive service device;
Receive the interaction content data that described interactive service device pushes according to described interaction request, described interaction content data are that described interactive service device generates according to the interaction content arranged for described media program and interaction time;
Participate in program interaction based on described interaction content data, and generate user interaction data;
Described user interaction data is returned to described interactive service device.
Another aspect, embodiments provide a kind of interactive service device for media program interaction, it comprises:
Program data generation unit, for generating program data information for media program;
Audio conversion unit, for described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Output unit, for exporting described interactive acoustic signals to broadcast system, makes described broadcast system be broadcasted together with described media program by described interactive acoustic signals;
Setting unit is interaction content and the interaction time of the setting of described media program for basis, generating interactive content-data;
Receiving element, for broadcasting in the process of described media program at described broadcast system to subscriber equipment, receives the interaction request that subscriber equipment sends after the described interactive acoustic signals of decoding;
Described output unit, also for according to described interaction request, pushes described interaction content data to described subscriber equipment;
Described receiving element, also for receiving the user interaction data that described subscriber equipment returns.
Another aspect, embodiments provide a kind of subscriber equipment for media program interaction, it comprises:
Receiving element, for receiving the media program that broadcast system transmits and the interactive acoustic signals generated for described media program;
Decoding unit, for decoding to described interactive acoustic signals, obtains program data information;
Transmitting element, for based on described program data information, sends interactive request to interactive service device;
Described receiving element, also for receiving described interactive service device according to described interaction request, the interaction content data of propelling movement, described interaction content data are that described interactive service device generates according to the interaction content arranged for described media program and interaction time;
User interaction data generation unit, for participating in program interaction based on described interaction content data, and generates user interaction data;
Described transmitting element, also for returning user interaction data to described interactive service device.
Technique scheme has following beneficial effect:
A kind of media program interaction method that the embodiment of the present invention provides and relevant device, following use scenes can be met: broadcast on platform at any one video or audio frequency, user enters in video or audio content program stream the time in office, also user's auto-polymerization of the same content node of consumption (as the program content of the 5th minute) can be got up, and realize further between user-user, interactive between user-program, interactive between user-advertisement sponsor, meet user at multiple broadcast platform to the interactive demand of same content.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the function logic frame chart of the media program interaction systems of the embodiment of the present invention;
Fig. 2 is the function logic frame chart of the interactive service device for media program interaction of the embodiment of the present invention;
Fig. 3 is the concrete function logic diagram of the program data generation unit of the embodiment of the present invention;
Fig. 4 is the logic function block diagram of the subscriber equipment for media program interaction of the embodiment of the present invention;
Fig. 5 is the logic function block diagram of the broadcast system for media program interaction of the embodiment of the present invention;
Fig. 6 is the workflow schematic diagram of the interactive service device of the embodiment of the present invention;
Fig. 7 is the workflow schematic diagram of the subscriber equipment of the embodiment of the present invention;
Fig. 8 is the function logic frame chart of the present invention as the interaction systems of a citing;
Fig. 9 A is the workflow diagram of the present invention as the interactive service device generation program data of a citing;
Fig. 9 B is that the present invention exports the workflow diagram of interactive acoustic signals as the interactive service device that is illustrated;
Fig. 9 C is that the present invention carries out the workflow diagram of interactive setting as the interactive service device that is illustrated;
Figure 10 is the workflow diagram of the present invention as the subscriber equipment of a citing;
Figure 11 is that the present invention is as the server of a citing and the interaction diagrams broadcasting platform.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides interactive service device and the subscriber equipment of media program interaction method and application the method, to meet following use scenes: broadcast on platform at any one video or audio frequency, user enters in video or audio content program stream the time in office, also user's auto-polymerization of the same content node of consumption (as the program content of the 5th minute) can be got up, and realize between user-user interactive further, interactive between user-program, interactive between user-advertisement sponsor.Media program in the present embodiment both can be multimedia programming, also can be the monomedia program such as such as to broadcast.
Fig. 1 is the function logic frame chart of the media program interaction systems of the embodiment of the present invention.As shown in Figure 1, this media program interaction systems 100 comprises: interactive service device 110, subscriber equipment 120 and broadcast system 130.Subscriber equipment 120 can be the such as terminal such as mobile phone, panel computer.The medias such as broadcast system 130 can be such as radio station, TV, satellite television, and CD/DVD plays, webtv box, Internet video website broadcast platform etc.Interactive service device 110 primary responsibility generates complete programs data, carries out audio conversion with generating interactive acoustic signals, carries out interaction content setting, push interaction content data to subscriber equipment 120, obtains the user interaction data etc. that subscriber equipment 120 returns.The collection of subscriber equipment 120 primary responsibility program audio signal, identification, decoding effort to reduce program data information, and carry out alternately with interactive service device 110, submit user interaction data to.The integration that broadcast system 130 primary responsibility completes program and interactive acoustic signals is broadcasted, and obtains user interaction data from interactive service device 110.
Fig. 2 is the function logic frame chart of the interactive service device for media program interaction of the embodiment of the present invention.As shown in Figure 2, interactive service device 110 can comprise: program data generation unit 111, for generating program data information for media program; Audio conversion unit 112, for this program data information is carried out audio signal conversion, generating interactive acoustic signals; Output unit 113, for exporting interactive acoustic signals to broadcast system 130, makes broadcast system 130 be broadcasted together with media program by interactive acoustic signals; Setting unit 114, for according to for this media program setting interaction content and interaction time, generating interactive content-data; Receiving element 115, for broadcasting in the process of above-mentioned media program at this broadcast system 130 to subscriber equipment 120, receives the interaction request that subscriber equipment 120 sends after the interactive acoustic signals of decoding; Output unit 113, also for according to interaction request, pushes interaction content data to subscriber equipment 120; Receiving element 115, also for receiving the user interaction data that subscriber equipment 120 returns.
Alternatively, output unit 113, also for user interaction data is sent to broadcast system 130 directly or indirectly.For indirectly mode, can be first export to third-party platform, reoffer to broadcast system 130 by after third-party platform process.
Fig. 3 is the program data generation unit concrete function logic diagram of the embodiment of the present invention.As shown in Figure 3, in a preferred embodiment, program data generation unit 111 can specifically comprise as lower module: the first acquisition module 1111, for obtaining the title of the broadcast system of media program, generates broadcast system code; Second acquisition module 1112, the total duration of the program for obtaining media program; 3rd acquisition module 1113, for obtaining the title of media program, generates programm name code; Check code generation module 1114, for according to broadcast system code, the total duration of program and programm name code building check code; Program current time generation module 1115, for generating the program current time of media program; 4th acquisition module 1116, for obtaining coding schedule code corresponding to double-tone multi-frequency coding mode; And composite module 1117, for broadcast system code, the total duration of program, programm name code, check code, program current time, origin identification and coding schedule code are formed program data information.
In a preferred embodiment, audio conversion unit 112, specifically can be used for, based on coding schedule corresponding to aforementioned double-tone multi-frequency coding mode, program data information being carried out audio signal conversion, generating interactive acoustic signals.
Further, this interactive service device 110 can also comprise: data analysis unit (not drawing in figure), for carrying out data analysis to user interaction data; Above-mentioned output unit 113, also for the result of data analysis is supplied to broadcast system 130.
Fig. 4 is the logic function block diagram of the subscriber equipment for media program interaction of the embodiment of the present invention.As shown in Figure 4, this subscriber equipment 120 can comprise: receiving element 121, for receiving the media program that broadcast system 130 transmits and the interactive acoustic signals generated for this media program; Decoding unit 122, for decoding to this interactive acoustic signals, obtains program data information; Transmitting element 123, for based on this program data information, sends interactive request to interactive service device 110; This receiving element 121, also for receiving interactive service device 110 according to this interaction request, the interaction content data of propelling movement, these interaction content data are that interactive service device 110 generates according to the interaction content arranged for above-mentioned media program and interaction time; User interaction data generation unit 124, for participating in program interaction based on interaction content data, and generates user interaction data; Transmitting element 123, also for returning user interaction data to interactive service device 110.
In a preferred embodiment, this decoding unit 122 specifically can comprise: sampling module, for gathering program audio sample, and isolates interactive acoustic signals; Decoder module, for decoding to this interactive acoustic signals; Correction module, for correcting decoded data, if correct unsuccessfully, then triggers sampling module Resurvey program audio sample; If correct successfully, then obtain program data information.
Fig. 5 is the logic function block diagram of the broadcast system for media program interaction of the embodiment of the present invention.As shown in Figure 5, this broadcast system 130 can comprise: receiving element 131, for obtaining interactive acoustic signals from interactive service device 110; And play-out unit 132, for interactive acoustic signals is broadcasted together with program; Wherein, receiving element 131, also can be used for receiving the user interaction data of interactive service device 110 transmission or the analysis result to user interaction data.
The course of work of interactive service device 110, subscriber equipment 120 and broadcast system 130 is below described respectively.
Fig. 6 is the workflow schematic diagram of the interactive service device 110 of the embodiment of the present invention.As shown in Figure 6, interactive service device 110 performs program data information generation, sound wave exports, the workflow of interactive setting mainly comprises the steps:
Step 201: generate program data information for media program;
Step 202: program data information is carried out audio signal conversion, generating interactive acoustic signals;
Step 203: export interactive acoustic signals to broadcast system, makes broadcast system be broadcasted together with this media program by interactive acoustic signals;
Step 204: according to the interaction content arranged for this media program and interaction time, generating interactive content-data;
Step 205: broadcast in the process of above-mentioned media program to subscriber equipment at this broadcast system, receives the interaction request that subscriber equipment sends after the interactive acoustic signals of decoding;
Step 206: according to interaction request, pushes interaction content data to subscriber equipment, and receives the user interaction data that subscriber equipment returns.
Particularly, the concrete processing procedure of step 201 can comprise: the broadcast system title obtaining media program, generates broadcast system code; Obtain the total duration of program of media program; Obtain the title of media program, generate programm name code; According to broadcast system code, the total duration of program and programm name code building check code; Generate the program current time of media program; Obtain the coding schedule code that double-tone multi-frequency coding mode is corresponding; By the origin identification of broadcast system code, the total duration of program, programm name code, check code, program current time, setting and coding schedule code composition program data information.
Particularly, the concrete processing procedure of step 202 can comprise: based on the coding schedule that double-tone multi-frequency coding mode is corresponding, program data information is carried out audio signal conversion, generating interactive acoustic signals.
In the present embodiment, interaction content data comprise: programm name code, interaction time mark and interaction content option associated data, and interaction time is labeled as interaction time point in total duration of program or time period; The frequency of interactive acoustic signals is preferably 17Hz ~ 22Hz.
Further, method shown in Fig. 6 also can comprise the steps: to carry out data analysis to user interaction data, and the result of data analysis is supplied to broadcast system.
Fig. 7 is the workflow schematic diagram of the subscriber equipment 120 of the embodiment of the present invention.As shown in Figure 7, subscriber equipment 120 performs following steps:
Step 301: receive media program that broadcast system transmits and and the interactive acoustic signals that generates for this media program;
Step 302: decode to described interactive acoustic signals, obtains program data information;
Step 303: based on this program data information, sends interactive request to interactive service device;
Step 304: receive interactive service device according to this interaction request, the interaction content data of propelling movement, described interaction content data are that interactive service device generates according to the interaction content arranged for above-mentioned media program and interaction time;
Step 305: participate in program interaction based on interaction content data, and generate user interaction data;
Step 306: return user interaction data to interactive service device.
Particularly, the concrete processing procedure of step 302 can comprise: gather program audio sample, and isolate interactive acoustic signals; Described interactive acoustic signals is decoded, and decoded data are corrected; If correct unsuccessfully, then Resurvey program audio sample; If correct successfully, then obtain described program data information.
Particularly, the concrete processing procedure of step 303 can comprise: send interactive request to interactive service device, described program data information that is after carrying encryption in this interaction request or that do not encrypt.
Below come for a specific example to describe above-mentioned each media program interaction method, device and system in further detail.
For Spring Festival Party, common typical scene has two kinds: a kind of is the user watching living broadcast of programs on TV, and another kind is the user being engraved in video website viewing relay a little later time.Meanwhile, the user of these viewing Spring Festival Parties, ites is desirable to discuss for certain program (singing, dancing, essay etc.) concrete in party, instead of discusses to Spring Festival Party.The user of viewing relay, does not like program to have thoroughly acute in advance yet, or as live user, participates in the interaction of program, as discussed together with other users observing relay, participates in program hobby ballot etc.Based on above-mentioned scene, a kind of video content recognition based on dual-tone multifrequency provided by the invention and location and interaction systems refer to shown in Fig. 8, its workflow comprises following a few part:
1, program data generates workflow
Fig. 9 A is the workflow diagram of the present invention as the interactive service device generation program data of a citing.Refer to Fig. 9 A, in this process, keeper sets video frequency program title, the total duration of video playback and broadcast platform.If it is uncertain to broadcast platform, one is provided to give tacit consent to general setting.Then server is according to double-tone multi-frequency coding allocation table, generates partial data.
Step 401-step 404:, video frequency program generates program name data at server, such as Spring Festival Party in 2015 years; Need the total duration setting program in advance, such as total duration is broadcasted in setting Spring Festival Party is 5 hours simultaneously.Server identification in this time three essential informations: programm name, actual program broadcast time (as the 10th minute) and total program duration.Can select to add additional information simultaneously and broadcast platform (as CCTV, other TV stations, certain video website etc.).These four basic information unit (BIU)s add check code, constitute the master data of 16 bit digital.
| 1-3 position | 4-6 position | 7-12 position | 13rd | 14-16 position |
| Broadcast platform code | Program duration | Programm name | Check code | Current time |
16 master datas such as generated are: 6936983800013098
These data are divided into 5 parts, are from left to right respectively:
1-3 position: totally 3, corresponding 693, be broadcast platform code, distribute by server.
4-6 position: totally 3, corresponding 698, represent the total duration of program, unit is minute, total duration position 698 minutes of this video is described, is submitted in advance by keeper at server.
7-12 position: totally 6, corresponding 380001, represent programm name code, distributed unitedly by server.
13rd: totally 1, to should bar code 3, be check code, according to certain algorithm, by above 12 bit digital calculate and obtain.
14-16 position: totally 3, corresponding 098, represent program current time, illustrate that video has play 98 minutes, automatically distributed by server.
Remarks: check code algorithm is equal to international bar code general-purpose algorithm rule.
Check code is according to certain algorithm, and obtained by 12 bit digital calculating above, detailed process is as follows:
S1: take out the odd bits of this number and, c1=6+3+9+3+0+0=21;
S2: take out the even bit of this number and, c2=9+6+8+8+0+1=32;
S3: by odd bits and be added with " even bit and three times ".
S4: the units taking out result: 117 (117%10=7);
S5: deduct this units with 10: 10-7=3;
S6: units (going remaining to 10) 3%10=3 is got again to the number obtained.
Step 405: complete audio coding and distribute.
Dual-tone multifrequency (DTMF) is the technical scheme developed by Bell Laboratory, is made up of high frequency group and low frequency group, and two class frequencys respectively comprise 4 frequencies, and a high-frequency signal and low frequency signal superposition formation composite signal, can represent 1 numeral.Dtmf signal can have 16 codings.Therefore adopt the more traditional single-tone technology of dual-tone multifrequency technology, efficiency of transmission is higher, and the time is shorter, significantly can promote sound wave and be identified in environmental noise accuracy rate and speed.In the present invention, acoustical range corresponding to this technology at 17KHz ~ 22KHz, the sound within the scope of this, the mankind are difficult to discover, but mobile phone, TV, the loudspeaker of computer etc. can process.Table 1 illustrates double-tone multi-frequency coding mode.
Table 1, a kind of corresponding coding schedule of dual-tone multifrequency
| 19000 | 19300 | 19600 | 19900 | |
| 17000 | 1 | 2 | 3 | D |
| 17300 | 4 | 5 | 6 | E |
| 17600 | 7 | 8 | 9 | F |
| 17900 | A | B | C | 0 |
As 17000 and 19000 superposed signals in table 1, represent numeral 1.
Suppose for table 1, also need voice signal to add an origin identification and be used for this voice unit (VU) of mark one segment base.As set AD, namely 17900-19000,17000-19900 two superposes acoustic signals as the initial identification of unit data.In addition, we also set 2 Bit Matrix Codings encryptions, and different digital representative behind can the corresponding coding schedule of dual-tone multifrequency.Such as table 2 can also be encoded as table 3.By the encryption to matrix coder, not only effectively can solve the capacity problem of 6 context identifiers, and the safety issue of sonic transmissions can be promoted, effectively reduce acoustic signal source by the possibility of pretending to be.
Table 2, the corresponding coding schedule of another kind of dual-tone multifrequency
| 19000 | 19300 | 19600 | 19900 | |
| 17000 | 0 | 1 | 2 | D |
| 17300 | 3 | 4 | 5 | E |
| 17600 | 6 | 7 | 8 | F |
| 17900 | A | B | C | 9 |
Step 406: final, complete data message is by seven major parts, and 20 bit digital form:
| 1-3 position | 4-6 position | 7-12 position | 13rd | 14-16 position | 17-18 position | 19-20 position |
| Broadcast platform code | Program duration | Programm name | Check code | Current time | Origin identification | Coding schedule code |
2, voice output
Fig. 9 B is that the present invention exports the workflow diagram of interactive acoustic signals as the interactive service device that is illustrated.Refer to Fig. 9 B, comprise the steps:
Step 407: in the server, partial data is stored in sound coding data storehouse
Step 408: the double-tone multi-frequency coding table based on correspondence generates corresponding dual-tone multifrequency superposed signal.Pulse code modulation (PCM) audio coding adopted is that most mobile phone and computer are all supported, by conjunction with multiple compression algorithm, obviously can reduce volume of transmitted data.Finally realize data and acoustic signals corresponding conversion, generate an acoustic signals that can externally export.This acoustic signals needs receiving device to the sample frequency of acoustic signals at more than 44.1kHz, guarantee 17Hz ~ 22Hz scope acoustic signals can complete reconstruction be out from sampling.It is 50ms that definition sends persistent signal, and therefore integral unit of data signal duration is 1s.Voice signal is stored in sound coding data storehouse simultaneously.
Step 409: export this audio signal (interactive acoustic signals).
3, interactive setting
Fig. 9 C is that the present invention carries out the workflow diagram of interactive setting as the interactive service device that is illustrated.Refer to Fig. 9 C, this interaction setting course of work comprises the steps:
Step 410: based on total duration of video frequency program, selects wherein interaction time point or time period (the 5th minute-10 minutes).
Step 411: arrange interaction content according to the interactive card that server provides, selection of such as voting, the star that program is relevant recommends, and resultant content is guessed, prize drawing and commercial product recommending etc.
Step 412: programme content is encoded, interaction time mark and interaction content option associated data enter interaction content database.
After completing above-mentioned interactive assignment procedure, when subscriber equipment identification program encodes, server initiatively pushes interaction content data to subscriber equipment according to program current time.
4, subscriber equipment workflow
Figure 10 is the workflow diagram of the present invention as the subscriber equipment of a citing.Refer to Figure 10, the workflow of subscriber equipment comprises the steps:
Step 501: broadcast platform (as TV station, radio station, video website, satellite television etc.) and acoustic signals and original program are combined broadcast.
Step 502: subscriber equipment gathers broadcast sounds, gathers program audio sample.
Step 503: local at subscriber equipment, decodes to audio sample, and corrects front 13 bit digital according to rule.If correct unsuccessfully, return step 502, again gather audio sample at subscriber equipment.This process helps, in the preparatory and speed promoting audio identification, significantly reduces the requirement of transmitted data on network amount.
Step 504: based on the successful data of correction, restore complete program data.
Step 505: encryption local data.
Step 506: by cipher mode, initiates interactive request to server.
Step 507: server identifies interaction request, and recognition failures then returns step 506, identifies and successfully then enters step 508.
Step 508: server, according to programme content identification code and actual program broadcast time, initiatively pushes interaction content data to subscriber equipment.
Step 509: user on a user device, according to the interaction content that service provides, participates in program interaction, such as chats, ballot etc.
Step 510: subscriber equipment is by the database of user behavior data (user interaction data) return service device again.
5, the interactive flow process of server and broadcast platform
Figure 11 is that the present invention is as the server of a citing and the interaction diagrams broadcasting platform.Refer to Figure 11, comprise the steps:
Step 601: the interactive data that user stays at subscriber equipment (i.e. receiving equipment), return data storehouse.
Step 602: server carries out real-time data analysis to all customer data, produces data results.
Step 603: server administrators can according to demand, self-defining data analytical method and result form.
Step 604: server provides data external interface, can be used for other platforms (such as broadcasting platform) to use.
The advantage of embodiment of the present invention technique scheme is:
Existing interaction mode is substantially all discuss overall program, therefore needs and can carry out syndication users interaction solutions based on Pgmtime point; In addition user's possibility missing out on program live time, video is watched by network at other times, in this case, this user wishes to carry out interaction based on the programme content of current viewing with other online friends, prior art can not meet this scene substantially, and the technical scheme of the embodiment of the present invention solves this problem.
The embodiment of the present invention, to the automatic identification of the total duration of program and current play time, can break the room and time restriction of existing user video interaction.Needed for the interaction meeting user live broadcast and relay.
The embodiment of the present invention provides partial data generating standard, fully takes into account practical application scene, as utilized diphthong coding table cipher mode, meeting expansion research content later stage demand, promoting Information Security related request.
The embodiment of the present invention completes audio frequency relative decoding in subscriber equipment this locality and trimming process contributes to promoting recognition efficiency and accuracy.
The embodiment of the present invention, to the setting of broadcast land identification code, also contributes to video content to automatic identification and the data statistics of broadcasting platform, and for different playing platform in future provides personalized interactive mode to provide technology possibility, and advertiser provides accurate data more.
The embodiment of the present invention provides a set of standardized video content interaction solutions for program broadcasts platform, and user interaction data can also be used further by other platforms in addition.
Various illustrative logical block described in the embodiment of the present invention, or unit can pass through general processor, digital signal processor, application-specific integrated circuit (ASIC) (ASIC), field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor also can be any traditional processor, controller, microcontroller or state machine.Processor also can be realized by the combination of calculation element, such as digital signal processor and microprocessor, multi-microprocessor, and a Digital Signal Processor Core combined by one or more microprocessor, or other similar configuration any realizes.
The software module that method described in the embodiment of the present invention or the step of algorithm directly can embed hardware, processor performs or the combination of both.Software module can be stored in the storage medium of other arbitrary form in RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor, with make processor can from storage medium reading information, and write information can be deposited to storage medium.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection range be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a media program interaction method, is characterized in that, comprising:
Program data information is generated for media program;
Described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Export described interactive acoustic signals to broadcast system, described interactive acoustic signals is broadcasted by described broadcast system together with described media program;
According to the interaction content arranged for described media program and interaction time, generating interactive content-data;
Broadcast in the process of described media program at described broadcast system to subscriber equipment, receive the interaction request that subscriber equipment sends after the described interactive acoustic signals of decoding;
According to described interaction request, push described interaction content data to described subscriber equipment, and receive the user interaction data that described subscriber equipment returns.
2. method according to claim 1, is characterized in that, described for media program generation program data information, specifically comprises:
Obtain the broadcast system title of media program, generate broadcast system code;
Obtain the total duration of program of media program;
Obtain the title of media program, generate programm name code;
According to described broadcast system code, the total duration of described program and described programm name code building check code;
Generate the program current time of media program;
Obtain the coding schedule code that double-tone multi-frequency coding mode is corresponding;
The origin identification of described broadcast system code, the total duration of described program, described programm name code, described check code, described program current time, setting and described coding schedule code are formed described program data information.
3. method according to claim 2, is characterized in that,
Described described program data information is carried out audio signal conversion, generating interactive acoustic signals, specifically comprises: based on the coding schedule that described double-tone multi-frequency coding mode is corresponding, described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Described interaction content data comprise: programm name code, interaction time mark and interaction content option associated data, and described interaction time is labeled as interaction time point in the total duration of program or time period; And
Described method also comprises: carry out data analysis to described user interaction data, and data results is supplied to described broadcast system.
4. a media program interaction method, is characterized in that, comprising:
Receive the media program that broadcast system transmits and the interactive acoustic signals generated for described media program;
Described interactive acoustic signals is decoded, obtains program data information;
Based on described program data information, send interactive request to interactive service device;
Receive described interactive service device according to described interaction request, the interaction content data of propelling movement, described interaction content data are that described interactive service device generates according to the interaction content arranged for described media program and interaction time;
Participate in program interaction based on described interaction content data, and generate user interaction data;
Described user interaction data is returned to described interactive service device.
5. method according to claim 4, is characterized in that, describedly decodes to described interactive acoustic signals, obtains program data information, specifically comprises:
Gather program audio sample, and isolate interactive acoustic signals;
Described interactive acoustic signals is decoded, and decoded data are corrected;
If correct unsuccessfully, then Resurvey program audio sample; If correct successfully, then obtain described program data information.
6., for an interactive service device for media program interaction, it is characterized in that, comprising:
Program data generation unit, for generating program data information for media program;
Audio conversion unit, for described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Output unit, for exporting described interactive acoustic signals to broadcast system, makes described broadcast system be broadcasted together with described media program by described interactive acoustic signals;
Setting unit is interaction content and the interaction time of the setting of described media program for basis, generating interactive content-data;
Receiving element, for broadcasting in the process of described media program at described broadcast system to subscriber equipment, receives the interaction request that subscriber equipment sends after the described interactive acoustic signals of decoding;
Described output unit, also for according to described interaction request, pushes described interaction content data to described subscriber equipment;
Described receiving element, also for receiving the user interaction data that described subscriber equipment returns.
7. interactive service device according to claim 6, is characterized in that, described program data generation unit comprises:
First acquisition module, for obtaining the broadcast system title of media program, generates broadcast system code;
Second acquisition module, the total duration of the program for obtaining media program;
3rd acquisition module, for obtaining the title of media program, generates programm name code;
Check code generation module, for according to described broadcast system code, the total duration of described program and described programm name code building check code;
Program current time generation module, for generating the program current time of media program;
4th acquisition module, for obtaining coding schedule code corresponding to double-tone multi-frequency coding mode;
Composite module, for forming described program data information by the origin identification of described broadcast system code, the total duration of described program, described programm name code, described check code, described program current time, setting and described coding schedule code.
8. interactive service device according to claim 7, is characterized in that, described audio conversion unit, specifically for based on coding schedule corresponding to described double-tone multi-frequency coding mode, described program data information is carried out audio signal conversion, generating interactive acoustic signals;
Described interactive service device also comprises: data analysis unit, for carrying out data analysis to described user interaction data; Described output unit, also for data results is supplied to described broadcast system.
9. for a subscriber equipment for media program interaction, it is characterized in that, comprising:
Receiving element, for receiving the media program that broadcast system transmits and the interactive acoustic signals generated for described media program;
Decoding unit, for decoding to described interactive acoustic signals, obtains program data information;
Transmitting element, for based on described program data information, sends interactive request to interactive service device;
Described receiving element, also for receiving described interactive service device according to described interaction request, the interaction content data of propelling movement, described interaction content data are that described interactive service device generates according to the interaction content arranged for described media program and interaction time;
User interaction data generation unit, for participating in program interaction based on described interaction content data, and generates user interaction data;
Described transmitting element, also for returning user interaction data to described interactive service device.
10. subscriber equipment according to claim 9, is characterized in that, described decoding unit comprises:
Sampling module, for gathering program audio sample, and isolates interactive acoustic signals;
Decoder module, for decoding to described interactive acoustic signals;
Correction module, for correcting decoded data, if correct unsuccessfully, then triggers described sampling module Resurvey program audio sample; If correct successfully, then obtain described program data information.
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