CN104349182B - The method of the intelligent terminal media play content feedback realized by sound channel - Google Patents
The method of the intelligent terminal media play content feedback realized by sound channel Download PDFInfo
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- CN104349182B CN104349182B CN201410143755.7A CN201410143755A CN104349182B CN 104349182 B CN104349182 B CN 104349182B CN 201410143755 A CN201410143755 A CN 201410143755A CN 104349182 B CN104349182 B CN 104349182B
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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
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
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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
- H04N21/4394—Processing of audio elementary streams involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio 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
- H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
- H04N21/4667—Processing of monitored end-user data, e.g. trend analysis based on the log file of viewer selections
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Abstract
A kind of method that intelligent terminal media play content realized by sound channel is fed back, the method passes through network channel, realize the rating of the audio/video program that intelligent terminal is play or listen to content and carry out collections feedback, thus counting the method for programme content broadcast audience ratings.The method utilizing the intelligent terminal media play content realized by sound channel of the present invention to feed back, will break through the limitation of traditional media audience ratings acquisition method.Special sample family need not be set up, while program is appreciated on intelligent terminal by domestic consumer, when not needing to intervene, by automatic feedback audience information.Information is accurate, and it is convenient to gather, and sample size is huge.
Description
Technical field
The present invention relates to and utilize the application process that runs on intelligent terminal, specifically a kind of method of the intelligent terminal media play content feedback realized by sound channel.
Background technology
TV audience rating investigation current at present mainly adopts these two kinds of methods of the method for artificial method and instrument: artificial method carries out hand-kept by each sample of users to the TV programme that every day, oneself was seen, then the numerous sample of audience rating statistical collect counts audience ratings; The method of measuring instrument installs and measures instrument on the television set of sample family, the choosing of the TV at sample family, measuring instrument sees that information storage gets up to be sent to data statistics center.These two kinds of methods have obvious defect separately, and complicate statistics workload is large, and human factor affects objectivity and the accuracy of data, generally wants just can obtain statistics in about two weeks.Measuring instrument method needs to install special equipment in the television system of sample of users man, and cost compare is high, is not suitable for promoting on a large scale, and data generally just can will obtain every one day, and this method can not for the statistics for the program play on intelligent mobile terminal.
At present, along with the development of network media technology, increasing media content sends user to by network, and user can originate by unrestricted choice media program, is listened to or watch by intelligent terminal.Such as, same one section of video frequency program, can be play on the intelligent television of user by network TV program, also can be forwarded in video website by user from downloading and playing smart mobile phone.Intelligent television also replaces traditional tv gradually, for user provides more abundant program to select.Variation and the mobile audience rating investigating turning to program of the abundant and playback terminal of internet program content bring new challenge.
The audience rating statistical of new media needs new techniques and methods.Chinese invention patent publication No. is CN102572500A, patent name: disclose a kind of network TV program rating collecting system and method in the patent document of " network TV program rating collecting system and method ", its method is using computer as data acquisition end, and utilize television image acquisition module to catch the television image of user's viewing, TV station is identified by cutting out TV station symbol region, complete the automatic collection of data in conjunction with the website log-on message of user and network TV program list, complete reporting of audience ratings image data by the Internet.Although this method is explored in the audience ratings collection of network TV program, there is obvious defect.First, this method is only the TV station of the broadcasting of program being traced back to station symbol, under breaking through the prerequisite of fixing reproduction time restriction, cannot feed back the content of program at current network TV program; Secondly, the video content playback terminal software platform be distributed on network has numerous selection, and due to advertisement, captions, the factor such as have a mind to block, station symbol information availability is had a greatly reduced quality; Moreover use the user of computer viewing Web TV fewer and feweri at present, mobile intelligent terminal cuts out the normal program appreciation that TV station's calibration method is difficult to not affect user, and the practicality of this method is not strong.
Summary of the invention
The present invention is directed to the drawback of above-mentioned prior art, a kind of method that intelligent terminal media play content realized by sound channel is fed back is provided, the method gathers the audio identification information of audio/video program, realize the statistics to program audience rating, the personalized interactive of media play unit and audience or spectators can also be realized.
Technical scheme of the present invention is as follows:
A kind of method that intelligent terminal media play content realized by sound channel is fed back, the method passes through network channel, realize carrying out collection feedback to the audio identification feature of the audio/video program that intelligent terminal is play, thus count the method that programme content broadcasts audience ratings.
The present invention is made up of the information feedback system that forms closed loop, and system comprises following part:
The provider 1 of audio-video frequency content, for providing the content of audio frequency or video frequency program;
Can the intelligent terminal 2 of playing audio/video programs, for program content playing, at the capture program 22 of the audio feature information that intelligent terminal 2 runs, for gathering audio identification information and sending to feedback information acquisition server 3;
Feedback information acquisition server 3, for receiving feedback information, and carries out storing and analyzing, draws feedback result, thus counts the audience ratings of programme content broadcast;
This method comprises the following steps:
The provider 1 of the audiovisual programme content that step 1) is comprised by information feedback system, provides audiovisual programme content, comprises the audio identification signal 7 with identification information in the sound accompaniment of program;
Step 2) by the intelligent terminal 2 of playing audio/video programs, the audio/video program with identification information is played to audient;
Step 3) is detected the audio identification signal 7 identified in audio signal automatically by audio feature information capture program 22, after collecting effective audio identification signal 7, its identification information is sent to feedback information acquisition server 4 together with the user ID on intelligent terminal is automatic together by network;
Step 4) feedback information acquisition server 4 is according to the feedback information collected, and the provider for audio-video signal provides the feedback analysis data of view reception effect.
Described audio identification signal 7 is the audio identification signals generated through ovennodulation by identification information, the present invention includes following steps in this case:
Identification information is first converted to the audio identification signal 7 being embedded with identification information by step 1) by voice modulation;
Step 2) provider 1 of audiovisual programme content, the audio identification signal 7 being embedded with identification information is synthesized in the sound accompaniment of programme content;
Programme content is sent to intelligent terminal 2 by the provider 1 of step 3) audio/video program;
Step 4) intelligent terminal 2 is by the broadcast program 21 broadcast items content of audio/video program;
Step 5) intelligent terminal 2 runs audio feature information capture program 22, the synchronous audio identification signal detecting audio/video program;
Step 6) is when audio feature information capture program 22 collects the audio frequency with characteristic signal, demodulation will be carried out to audio identification signal, the user totem information on identification information wherein and intelligent terminal will together be sent to feedback information acquisition server 3 by network 11;
Step 7) feedback information acquisition server 3 is by the identification information collected and user totem information inventory analysis, and the provider 1 for audio-video signal provides the feedback analysis data of view reception effect;
The provider 1 of step 8) audio-video signal can according to the identification information receiving the real-time rating feedback of program and intelligent terminal 2 for spectators or audience provide the content service of personalization.
Described identification information is character string or the numeral with identification function, can be represented as a string binary code in digital system.Different identification informations is embedded, to show difference at different programme contents and different time periods.This string binary code is changed into be embedded with identification information audio identification signal 7 by voice modulation technology.
Described audio identification signal 7 is audio watermarking.
Described audio identification signal 7 is modulated in the frequency range that can hear for people's ear, i.e. 20HZ to 20000HZ, or is modulated at the frequency range that people ear can not hear, such as 20200HZ.
Described audio identification signal 7 is audio signal fragment intrinsic in the sound accompaniment of programme content, the station symbol music of such as TV station, column music or other there is the sound clip of identification characteristics, this method comprises the following steps in this case:
Step 1) is first chosen in program sound accompaniment has the intrinsic audio fragment of identification characteristics as audio identification signal 7, extracts the audio feature information of selected audio fragment as identification information, and registration is stored in the database of feedback information acquisition server 4.
Step 2) by the intelligent terminal 2 of playing audio/video programs, the audio/video program with identification information is played to audient;
Step 3) is when intelligent terminal broadcast program, and audio feature information capture program 22 detects the audio frequency characteristics in the sound accompaniment of audio/video program simultaneously.When audio feature information collection client 3 detects the audio fragment with identification information feature, extract to the audio feature information of the audio fragment with identification information feature, and be sent to feedback information acquisition server 4 together with the user totem information in intelligent terminal by network 11.
Step 4) feedback information acquisition server 4, by the contrast and analysis to the audio identification information received in the audio feature information of audio fragment and database, draws feedback result.
Described intelligent terminal 2 is mobile phones, palmtop PC, panel computer, intelligent television or other can run the smart machine of audio feature information capture program 22.
Described audio feature information capture program 22 is programs of an independent operating, also can run as of a program playout software functional module.
Described audio feature information capture program 22 is at the foreground of smart machine or running background.
User totem information on the identification information parsed and smart machine is first encrypted by described audio feature information capture program 22, and then sends.
The network 11 that described audio feature information capture program 22 sends identification information to feedback information acquisition server 3 is Internets or is transmitted by other telecommunication networks, and such as mobile phone short messages sends.
Described audio feature information capture program 22 is by the audio identification signal recording of not resolving and send to feedback information acquisition server 3, is done the analysis and comparison analysis of identification information by information collection server.
Described feedback information acquisition server 3 there are the identification information database corresponding with program and User Information Database, can compare to the feedback of the identification information collected and user totem information, utilize the logic rules of setting to get rid of invalid information, go out the audience ratings of program and the rating preference of different viewers demographic and trend according to effective sample data real-time analysis.
Described feedback information acquisition server 3 is set up a rating reward on total mark system, give user according to the rating feedback information of user and reward, encourage user's using and rating to program audio feature information capture program 22.
The provider 1 of described audio-video signal is according to user totem information, and the intelligent terminal to client sends personalized content.
The present invention establishes the media play information reponse system of a high-efficiency and economic, system utilizes the intelligent terminals itself such as smart mobile phone, panel computer, intelligent television as the feedback information collection terminal of media play content, do not need to add extras, realize the rating of audio/video program or the Real-time Feedback listening to situation by the network channel of intelligent terminal, thus realize the audience ratings of accurate programming count programme content broadcasting, and provide method for the broadcast unit of program and the personalized interactive of client.The present invention is realized by the information feedback system that forms closed loop.Information feedback system comprises the provider 1 of audio/video program, provides audiovisual programme content; Intelligent terminal 2, can playing audio/video programs, and can run audio identification information acquisition program 22, for automatically identifying and gathering the identification information in audio signal, and is sent to feedback information acquisition server 3; Feedback information acquisition server 3 is according to the feedback information collected, and the provider for audio/video program provides the feedback analysis data of view reception effect.The present invention is that the broadcast side of the audio/video program such as Web TV, Web broadcast provides fast, economy, accurately audience ratings acquisition method, simultaneously also for media program audient and the personalized interactive of broadcast side provide implementation method.
Intelligent terminal is provided with audio feature information capture program, audio feature information capture program can at the running background of system, in time having the program of band audio frequency to play on intelligent terminal, the audio identification signal of audio feature information capture program examination program, if when finding audio signal with identification information, the identification information collection in audio frequency is just sent to feedback information acquisition server by audio feature information capture program.
Database on feedback information acquisition server has the data of programme content and identification information, through to the comparative analysis of feeding back the identification information come, judges the programme content that intelligent terminal is play, thus completes information feed back process.
The sampling process of audio identification signal at intelligent terminal running background, can not affect the normal use of intelligent terminal.The provider of audiovisual programme content embeds identification information in the sound accompaniment of program, when user appreciates programme content on intelligent terminal, audio feature information capture program detects the sound accompaniment of program automatically on backstage, when finding to occur the audio identification signal embedding identification information in sound accompaniment, by demodulating process, identification information is taken out, and this identification information is automatically fed to feedback information acquisition server by network together with the user totem information on intelligent terminal, feedback information acquisition server is by the analysis to the identification information fed back and user ID, the media program that user is current watched can be recognized in time.
The information of the intelligent terminal automatic feedback of numerous user defines the data information with statistical significance, creates the data basis of accurate Calculation program audience rating.The provider of audiovisual programme content can also recognize the rating state of particular user in time according to feedack, and can push personalized relevant media content according to the rating preference of user.
The invention has the beneficial effects as follows:
A typical application of the present invention is the statistical computation utilizing the information data data of numerous audient's automatic feedback to carry out program audience rating.The method of the intelligent terminal media play content feedback utilizing the present invention to be realized by sound channel, by breaking through the limitation of traditional audience ratings acquisition method, can realize carrying out audience rating statistical to the programme content that any media outlets is play on intelligent terminal.Utilize the present invention to carry out audience rating statistical and need not set up special sample family, while program is appreciated on intelligent terminal by domestic consumer, when not needing to intervene, will automatically gather and feed back program audience information.Information is accurate, and it is convenient to gather, and sample size is huge.
The reponse system adopting the present invention can set up audio/video program easily to play, thus change media program unidirectional broadcasting, the present situation of concrete audient's rating state can not be understood in real time.Reponse system provides the closed loop setting up information feed back between unit and media audiences at media content, system can the rating state of real time automatic feedback media audiences, and can push personalized relevant media content according to the rating feature of media audiences.
Accompanying drawing explanation
Fig. 1 is system schematic of the present invention,
Fig. 2 information feed back flow chart of the present invention
Fig. 3 audio feature information capture program flow chart,
In figure: 1 is the provider of audio-video frequency content; 2 is intelligent terminal; 3 is feedback information acquisition server; 7 is audio identification signal; 10 is audio/video program propagation ducts; 11 is identification information feedback passage; 12 is the provider of audio-video frequency content and the information exchange path of feedback information acquisition server; 13 for pushing personalized content to user; 14 is the program with identification information; 21 is program playing program; 22 is audio feature information capture program.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As Fig. 1 to 3, the present invention discloses a kind of sound accompaniment by audio/video program and network channel, realizes the rating of the audient of audio/video program or listens to situation collection, thus collecting the method for program audience staining effect.
The present invention is realized by the information feedback system that forms closed loop.As shown in Figure 1, information feedback system comprises the provider 1 of audiovisual programme content, provides audiovisual programme content, is embedded with the audio identification signal with identification information in the sound accompaniment of program; The intelligent terminal 2 of playing audio/video programs, plays to audient by the audio/video program with identification information; Audio feature information capture program 22 automatically recognition detection the identification information gathered in audio signal, when after the effective identification information of discovery, is sent to feedback information acquisition server 3 together with the user ID on intelligent terminal is automatic together by network; Feedback information acquisition server is according to the feedback information collected, and the provider for audio-video signal provides the feedback analysis data of view reception effect.
The provider 1 of audio-video signal is generally the units such as TV station, broadcasting station, Network TV Station, the network media, provides the programme content with sound accompaniment.In order to easily by programme content that audio signal identification is different, need the appropriate location embedding in the sound accompaniment of program with the audio identification signal of identification information, the audio identification signal usually with identification information is synthesized in the sound accompaniment of programme content by the provider 1 of audio-video signal.Identification information normally has character string or the numeral of unique identification, can be represented as a string binary code in digital system.Identification information can be only show the identifier of difference or significant character string, and significant character string can be the network address, a programm name etc.
Broadcast Television Sound Quality to not affect normal program, the audio identification signal with identification information is modulated at the insensitive high pitch frequency range of people's ear, such as 18.5KH, or is modulated at the unheard audio section of people's ear, such as 20.2KH.The mode of modulation can adopt touch-tone signal (DTMF), frequency shift keying (FSK), minimum shift keying (MSK) etc., and most typical modulation system is digital frequency modulation (BFSK) mode.
Make at audio frequency, broadcast and receive path to the conditional occasion of high audio, the sound frequency section that the audio watermarking technique of hiding identification information can be adopted identification information to be loaded into people's ear can hear.In order to prevent being missed or covering because of factors such as channels with the audio identification signal of identification information in communication process individually, the audio identification signal with same identification information repeatedly can occur in the sound accompaniment of program.
Audio identification signal with identification information can be synthesized in program sound accompaniment in the manufacturing process of program, and also can switch to insert by voice-frequency channel in the broadcast process of program and broadcast, this mode be usually used in station broadcast and adopts.
Delivered to the broadcast end 2 of audio/video program by audio/video program propagation ducts 10 with the program of characteristic signal.
The broadcast end 2 of audio/video program can be intelligent TV set, computer, panel computer, smart mobile phone etc., and corresponding broadcast channel 10 can be cable TV network, the Internet, radio broadcast channel etc.
Programme content can directly broadcast online or first download and then broadcast.When program broadcasts on intelligent terminal 2, the audio identification signal in sound accompaniment is detected by audio feature information capture program 22 real time scan.Audio feature information capture program can be installed on intelligent terminal by the mode such as pre-installation, web download.Audio feature information capture program at the backstage continuous service of mobile phone, can not affect other functions of mobile phone once startup, and user does not need to carry out any other operation.The startup of audio feature information capture program and closedown, can adopt manual mode of operation, also can according to user need arrange start by set date and timing close.
The audio identification signal being loaded with characteristic signal is made up of signal heads, characteristic information payload.In order to the operational efficiency of program, audio feature information capture program in program sound accompaniment only the continuous audio frequency characteristics to signal heads detect, after discovery signal heads, then demodulation is carried out to follow-up identification information payload, restore the identification information wherein modulated.Demodulation method is formulated according to the mode of modulation, such as, for the audio identification signal that digital frequency modulation (BFSK) mode is modulated, can adopt corresponding coherent demodulation mode.In some cases, the computing power of such as intelligent terminal is not enough or in order to validation signal, audio feature information capture program is not resolved the audio identification signal with identification information detected, but the audio fragment of band audio identification signal is recorded, be then sent to feedback information acquisition server 3 and go to carry out analyzing and comparison.
When audio feature information capture program demodulates identification information, identification information is sent to feedback information acquisition server 3 together with user totem information by the network connected by intelligent terminal immediately.Have the address of feedback information acquisition server 3 in audio feature information capture program, the address of feedback information acquisition server 3 also can be obtained by identification information.User totem information can be the ID users be stored in intelligent terminal, cell-phone number, IP address etc.Audio feature information capture program sends information by identification information feedback passage 11 to feedback information acquisition server 3.
Most typical identification information feedback passage 11 is mobile Internets, the mode automatically sending SMS can be adopted to transmit information to some special users not having network to connect.When temporarily not having network to connect, identification information can temporarily be stored in intelligent terminal by audio feature information capture program, waits once recover network connection, will automatically send again.In order to information security and false proof, audio feature information capture program can first be encrypted information, then information is sent to feedback information acquisition server 3.
Feedback information acquisition server 3 is the servers receiving identification information and upload, the identification information received will be fed information collection server 3 and store in a database, and compare with the identification information be loaded in program, analyze and judge that user is listening to or which programme content of rating.Analyze the result judged will be saved and send to the provider 1 of audio-video frequency content as the foundation judging result of broadcast.In order to encourage rating, rating reward on total mark mechanism can be set up according to the field feedback on feedback information acquisition server 3 and user profile.The provider 1 of audio-video frequency content also can according to the identification information of user, and push personalized content to user, this can be pushed by the intelligent terminal of the Internet directly to user, or is pushed by modes such as SMSs.
The present invention utilizes the audio feature information capture program operated on intelligent mobile terminal detect the audio identification information in the sound accompaniment of audio/video program and by network-feedback, establish the media play information reponse system of a high-efficiency and economic.The provider of audiovisual programme content embeds identification information in the sound accompaniment of program, when user appreciates programme content on intelligent terminal, on intelligent mobile terminal, audio feature information capture program will detect the audio identification signal in sound accompaniment automatically, if during the audio identification signal with identification information detected, this identification information will be demodulated, and automatically feeding back to feedback information acquisition server by the Internet, feedback information acquisition server can recognize by the identification information of user feedback the media program that user is current watched in time.The identification information of numerous user's automatic feedback defines the data information with statistical significance, can count the viewership information of program according to this statistics data timely and accurately, can also be used to making and the broadcasting of instructing audio/video program.Meanwhile, the provider of audiovisual programme content can also push personalized relevant media content according to the rating preference of particular user.
Embodiment recited above is only be described the preferred embodiment of the present invention; not the spirit and scope of the present invention are limited; do not departing under design concept prerequisite of the present invention; the various modification that in this area, common engineers and technicians make technical scheme of the present invention and improvement; all should fall into protection scope of the present invention, the technology contents of request protection of the present invention is all recorded in detail in the claims.
Claims (1)
1. the method for the intelligent terminal media play content feedback realized by sound channel, the method passes through network channel, realize the rating of the audio/video program that intelligent terminal is play or listen to content and carry out collections feedback, thus counting the method for programme content broadcast audience ratings;
The present invention forms the information feedback system that forms closed loop, and system comprises following part:
The provider (1) of audio-video frequency content, for providing the content of audio frequency or video frequency program;
Can the intelligent terminal (2) of playing audio/video programs, for program content playing, at the capture program (22) of the audio feature information that intelligent terminal (2) runs, for gathering audio identification information and sending to feedback information acquisition server (3);
Feedback information acquisition server (3), for receiving feedback information, and carries out storing and analyzing, draws feedback result, thus counts the audience ratings of programme content broadcast;
This method comprises the following steps:
The provider (1) of the audiovisual programme content that step 1) is comprised by information feedback system, provides audiovisual programme content, comprises the audio identification signal (7) with identification information in the sound accompaniment of program;
Step 2) by the intelligent terminal (2) of playing audio/video programs, the audio/video program with audio identification signal (7) is played to audient;
Step 3) is also gathered the audio identification signal (7) in the audio signal play by the automatic recognition detection of audio feature information capture program (22), when after the effective audio identification signal (7) of discovery, its characteristic information is sent to feedback information acquisition server (4) together with the user ID on intelligent terminal is automatic together by network;
Step 4) feedback information acquisition server (4) is according to the feedback information collected, and the provider for audio-video signal provides the feedback analysis data of view reception effect;
Described audio identification signal (7) is the audio signal generated through ovennodulation by identification information, the present invention includes following steps in this case:
Identification information is first converted to the audio identification signal (7) being embedded with identification information by step 1) by voice modulation;
Step 2) provider (1) of audiovisual programme content, the audio identification signal (7) being embedded with identification information is embedded in the sound accompaniment of programme content;
Programme content is sent to intelligent terminal (2) by the provider (1) of step 3) audio/video program;
Step 4) intelligent terminal (2) is by broadcast program (21) the broadcast items content of audio/video program;
Step 5) intelligent terminal (2) runs audio feature information capture program (22), automatically detect the audio identification signal of audio/video program;
Step 6) is when audio feature information capture program (22) collects audio identification signal (7) with identification information, demodulation will be carried out to audio identification signal (7), the user totem information on identification information wherein and intelligent terminal will together be sent to feedback information acquisition server (3) by network (11);
Step 7) feedback information acquisition server (3) is by the identification information collected and user totem information inventory analysis, and the provider (1) for audio-video signal provides the feedback analysis data of view reception effect;
The provider (1) of step 8) audio-video signal can according to the identification information receiving the real-time rating feedback of program and intelligent terminal (2) for spectators or audience provide the content service of personalization;
Described audio identification signal (7) is audio watermarking;
Described audio identification signal (7) is audio signal fragment intrinsic in the sound accompaniment of programme content, and this method comprises the following steps in this case:
The method that step 1) comprises with the audio identification signal (7) of identification information in the sound accompaniment of program is:
First choose in program sound accompaniment and have the intrinsic audio fragment of identification characteristics as audio identification signal (7), the audio feature information of selected audio fragment is extracted and registers in the database being stored in feedback information acquisition server (4);
In step 3), its information is sent to feedback information acquisition server (4) by network refers to together with the user ID on intelligent terminal is together automatic: when audio feature information gather client (3) collect the audio fragment with identification characteristics time, extract to the audio feature information of the audio fragment with identification characteristics, and be together sent to feedback information acquisition server (4) by network (11) together with the user totem information in intelligent terminal;
The feedback information acquisition server (4) of step 4), by the contrast and analysis to the audio frequency characteristics identification information received in the audio feature information of audio fragment and database, draws feedback result;
Described intelligent terminal (2) is mobile phone, palmtop PC, panel computer, intelligent television or other can run the smart machine of the capture program (22) of audio feature information;
Described audio feature information capture program (22) is the program of an independent operating, also can run as of a program playout software functional module;
Described audio feature information capture program (22) is at the foreground of smart machine or running background;
User totem information on the identification information parsed and smart machine is first encrypted by described audio feature information capture program (22), and then sends;
It is mobile Internet or can the telecommunication network of transmission of information by other that described audio feature information capture program (22) sends the network (11) of identification information to feedback information acquisition server (3);
The audio fragment chosen is recorded and is sent to feedback information acquisition server (3) by described audio feature information capture program (22), is done the analysis and comparison analysis of audio identification information by information collection server;
Described feedback information acquisition server (3) comprises the identification information database corresponding with program and User Information Database, can compare to the feedback of the identification information collected and user totem information, utilize the logic rules of setting to get rid of invalid information, go out the audience ratings of program and the rating preference of different viewers demographic and trend according to effective sample data real-time analysis;
Described feedback information acquisition server (3) is set up a rating reward on total mark system, give user according to the rating feedback information of user and reward, that encourages audio feature information capture program (22) installs and uses the rating with program;
The provider (1) of described audio-video signal is according to user totem information, and the intelligent terminal to client sends personalized content;
The described audio identification signal generated through ovennodulation by identification information, is characterized in that described identification information is character string or the numeral with identification function, can be represented as a string binary code in digital system;
Different identification informations is embedded, to show difference at different programme contents and different time periods;
This string binary code is changed into be embedded with identification information audio identification signal (7) by voice modulation technology;
In the frequency range that the modulation of described audio identification signal (7) can be heard for people's ear, i.e. 20HZ to 20000HZ, or the frequency range being modulated at that people ear can not hear.
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| CN105142032A (en) * | 2015-08-24 | 2015-12-09 | 天脉聚源（北京）科技有限公司 | Method for pushing interactive information by television interactive system |
| CN106210766A (en) * | 2016-07-19 | 2016-12-07 | 北京正奇联讯科技有限公司 | Cut-broadcasting method in television relay and system |
| CN106341708B (en) * | 2016-10-19 | 2019-07-26 | 天脉聚源（北京）科技有限公司 | A kind of method for statisticsing audience rating and device |
| CN107948904B (en) * | 2017-12-26 | 2020-10-02 | 深圳Tcl新技术有限公司 | Sound box aging test method and device and computer readable storage medium |
| CN109451197A (en) * | 2018-09-30 | 2019-03-08 | 广东工业大学 | It is a kind of it is long-range it is stable send picture to server method |
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| CN103594083A (en) * | 2012-08-14 | 2014-02-19 | 韩凯 | Technology of television program automatic identification through television accompanying sound |
| CN102984559A (en) * | 2012-10-31 | 2013-03-20 | 上海尚恩华科网络科技股份有限公司 | Audience rating statistical system and method based on voice recognition |
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