CN103237262A - Vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of user - Google Patents
Vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of user Download PDFInfo
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- CN103237262A CN103237262A CN2013101735848A CN201310173584A CN103237262A CN 103237262 A CN103237262 A CN 103237262A CN 2013101735848 A CN2013101735848 A CN 2013101735848A CN 201310173584 A CN201310173584 A CN 201310173584A CN 103237262 A CN103237262 A CN 103237262A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
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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
- H04N21/441—Acquiring end-user identification, e.g. using personal code sent by the remote control or by inserting a card
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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
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
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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
- H04N21/482—End-user interface for program selection
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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
- H04N21/485—End-user interface for client configuration
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The invention relates to a vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of a user. The vehicle-mounted DVB-T signal receiver comprises a user attribute memorizer, a manual attribute modifying module, an automatic attribute modifying module, a left and right channel speaker, and an LCD (Liquid Crystal Display), wherein the manual attribute modifying module or the automatic attribute modifying module is used for manually modifying or automatically modifying user attributes comprising preference program queues, image display parameters and sound play parameters; the left and right channel speaker and the LCD are used for playing audio/video programs according to the modified user attributes; the user attribute memorizer is used for storing each user attribute value modified automatically or manually; and the automatic attribute modifying module is used for automatically modifying according to statistics of history values of the user attributes. According to the vehicle-mounted DVB-T signal receiver, services with different grades are provided for users using a public account and a personal account, and various watching requirements of different types of users are met.
Description
Technical field
The present invention relates to vehicle-mounted DVB-T Digital Television and receive the field, relate in particular to a kind of vehicle-mounted DVB-T signal receiver that the user's preferences program is set.
Background technology
Terrestrial television (Terrestrial television), just radiovision is one of television signal transmission means, and is relative with satellite television.TV station sees through facilities such as signal cell site and television tower, launches signal at atmosphere in the radio wave mode, and the rating family re-uses antenna and receives signal with TV reception.In the epoch that do not have artificial satellite in early days, how in this way TV station broadcast program.
Digital video broadcasting DVB is a series ofly to be the international Digital Television Open Standard of admitting by what " DVB Project " safeguarded." DVB Project " be one by the industrial organization of more than 300 member compositions, it organizes CENELEC and the EBU of European Broadcasting Union to constitute jointly that " joint specialist group " JTC initiates by european telecommunications standards institute ETSI, European electronic standardization.According to the channel transmitted difference, be divided into satellite television DVB-S, cable TV DVB-C, hand-held terrestrial wireless TV DVB-H and terrestrial television DVB-T.
Along with being on the increase of the mobile vehicle that comprises automobile, the chance that the DVB-T signal receiver contacts with people is more and more, and the characteristics that the reception of DVB-T signal does not have the circuit restriction and is convenient to receive in any place have obtained people's favor.But, because the DVB-T technical development is started late, existing DVB-T receiver has only been finished conventional TV signal and has been received, can't satisfy people's diversified sexual demand, for example, dissimilar user's preferences program differences, but existing DVB-T receiver can not be according to the type self adaption ground that uses the user with the preferential position place of its preference program ordering at the rendition list.
Therefore, for user vehicle, need a kind of vehicle-mounted DVB-T signal receiver that the user's preferences program is set, by the identification to the user that uses vehicle-mounted DVB-T signal receiver, adaptively according to the user who identifies, described user's history is watched that the preference program in the data sorts, the preferential programme content of having a preference for most that shows, also be provided with simultaneously manual attribute modification module, be convenient to user flexibility and adapt to the attribute modification that actual demand changes, the attribute of modification can be not limited to have a preference for program, also can comprise the display environment of user preference and listen to environment, thereby, watch atmosphere for different user provides the program of oneself being familiar with.
Summary of the invention
In order to address the above problem, the invention provides a kind of vehicle-mounted DVB-T signal receiver that the user's preferences program is set, integrated user management and attribute auto-manual modify feature in the vehicle-mounted DVB-T DTV receiver of, function singleness simple at original structure, be convenient to the various attributes that user's modification comprises preference program, audio visual environment, providing conventional program to watch for the common user when, for providing the Digital Television that adapts to oneself, the personal user watches environment, with the program viewing state of being familiar with immediately, for vehicle-mounted user provides convenience.
According to an aspect of the present invention, a kind of vehicle-mounted DVB-T signal receiver that the user's preferences program is set is provided, comprise the user property memory, manual attribute modification module, the automatic attribute modified module, a left side, right channel loudspeaker and LCD LCDs, manually attribute modification module or automatic attribute modified module are to comprising the formation of preference program, image display parameters, the user property of sound play parameter carries out manual modification or revises automatically, a left side, right channel loudspeaker and LCD LCDs are according to amended user property playing audio/video programs, each user property value behind the described automatic modification of described user property memory stores or the manual modification, the automatic modification of described automatic attribute modified module are the modifications that basis is carried out the statistics of the history value of each user property.
More specifically, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: user's input module, receive user profile and control information that the user imports by the button on remote controller or the described receiver, described user profile comprises user's name and user cipher, described user profile also comprises common user's information, and described common user's information comprises the user cipher of common user's title and described common user's title correspondence; The user lands module, after described receiver starts, for the user provides the graphic user interface that lands GUI, and connect described user's input module receiving described user profile, and connect the user right authentication module to receive non-common user's login message or the common user's login message that described user right authentication module sends; The user property memory, each user profile prestores, wherein each user profile comprises a plurality of attributes: user's name, user cipher, the formation of preference program, image display parameters, the sound play parameter, what the formation of described preference program comprised the sequencing queue of having a preference for program and described sequencing queue correspondence manually arranges mark, the mark value that manually arranges of acquiescence is not, described sequencing queue comprises a plurality of preference programme informations by the ordering of user's preferences degree, described image display parameters comprises contrast value, chromatic value, brightness value, described sound play parameter comprises volume; The user right authentication module, connect described user and land module and described user property memory, to mate from user's name and the user cipher that described user lands each user profile that prestores in user's name in the user profile that module receives and user cipher and the described user property memory, when coupling by and when being non-common user's information, land module to the user and send non-common user's login message, and from described user property memory, seek described user's preference program formation, image display parameters, the sound play parameter, described user's preference program formation is sent to the demultiplexing module of described receiver, described user's image display parameters is sent to the display driver module of described receiver, described user's sound play parameter is sent to the left side of described receiver, right channel loudspeaker, when coupling is passed through and is common user's information, land module to the user and send common user's login message; Manual attribute modification module, connect described user and land module, when receiving after described user lands non-common user's login message that the described user right authentication module of module forwards sends, the control information of importing by the button on remote controller or the described receiver according to the user, enter the graphic user interface GUI of attribute modification, being convenient to the user carries out attribute modification and amended attribute is kept in the described user property memory, when the user adjusts a plurality of preference programme informations of described sequencing queue, described sequencing queue correspondence to arrange manually that mark is set to automatically be that wherein the user manually arranges mark according to what the needs that described sequencing queue is set were manually or automatically revised described sequencing queue correspondence; The automatic attribute modified module, connect described user property memory, watch according to the user and to comprise preference program formation in the history, image display parameters, the value of each attribute of sound play parameter, calculate the statistical value of each attribute, wherein, image display parameters, each parametric statistics value of sound play parameter is the mean value of the historical use value of each parameter, have a preference for the statistical value of program formation and calculate when the manual setting of the sequencing queue correspondence of preference program formation is labeled as time side not, the sequencing queue of the preference program formation after the calculating is the sequencing queue of watching the preference program formation after number of times sorts according to each preference program history, will have a preference for the program formation, image display parameters, the statistical value of each attribute of sound play parameter deposits in the described user property memory; The front end receiver module, connect described user and land module, after described user lands module and receives the non-common user's login message or common user's login message that described user right authentication module sends, to the digital TV broadcast signal of the DVB-T that receives carry out that modulation, matched filtering and equilibrium, differential coding, symbol-byte mapping, convolution deinterleave, reed-solomon RS decoder, sync byte counter-rotating with go randomization operation, flow with output transport stream TS; Demultiplexing module, connect described front end receiver module to receive described TS stream, connect described user right authentication module with the preference program formation that receives described user, be convenient to the user and imported when comprising the control information that program selects successively by the button on remote controller or the described receiver, flow digitized audio message, the digital video information that demultiplexing successively goes out to have a preference for program according to the preference program order in the formation of preference program from described TS; The voice data processing module connects demultiplexing module to receive digitized audio message, and digitized audio message is carried out audio decompression, digital-to-analogue conversion operation, and the output simulated audio signal; The video data processing module connects demultiplexing module with receiving digital video information, and digital video information is carried out the video decompression operation, and the digital video signal after the output decompression; The left and right sound channels loud speaker, connect the voice data processing module to receive simulated audio signal and output left channel audio signal and the right channel audio signal corresponding with simulated audio signal respectively, connect described user right authentication module with the sound play parameter that receives described user so that described left channel audio signal and right channel audio signal are carried out the volume adjustment; The display driver module, connect the digital video signal after the video data processing module decompresses with the receiving video data processing module, and the digital video signal after will decompressing drives processing and is fit to the video data that the LCD LCDs shows to export, and connects described user right authentication module and show with the image to the LCD LCDs with the image display parameters that receives described user and adjust; The LCD LCDs connects the display driver module and receives driving processed video data, and described video data is shown at its screen; Wherein, the user right authentication module when described coupling by and when be non-common user's information, with described user's preference program formation send to described receiver demultiplexing module, with described user's image display parameters send to the display driver module of described receiver, the operation that described user's sound play parameter is sent to the left and right sound channels loud speaker of described receiver is regularly triggering; Wherein, image display parameters, sound play parameter also have respectively mark manually are set accordingly.
More specifically, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: user's input module, user land module, user property memory, user right authentication module, manually attribute modification module, automatic attribute modified module, front end receiver module, demultiplexing module, voice data processing module, video data processing module are arranged on the automobile instrument panel below, described left and right sound channels loud speaker is arranged on the vehicle right and left A post, and described display driver module, LCD LCDs are arranged on automobile instrument panel centre position.
More specifically, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: described TS stream is made up of packet header and load, described packet header comprises a sync byte SYNC1 and three other bytes, described three other bytes are used for traffic identification, scrambling and control information, described load comprises the MPEG-2 data of 184 bytes, specifically being distributed as of three other bytes in described packet header, 1 transmission error code indication bit position, 1 net amount is according to initial indication bit position, unit, 1 is transmitted the priority bit position, 13 bag identifier PID bits, 2 are transmitted scrambling control bit position, control bit position, 2 self adaptation districts and 4 continuous counter bits.
More specifically, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: described vehicle-mounted DVB-T signal receiver is for receiving the set-top box STB of DVB-T digital TV broadcast signal.
Description of drawings
Below with reference to accompanying drawing embodiment of the present invention are described, wherein:
The block diagram of the vehicle-mounted DVB-T signal receiver that the user's preferences program is set that Fig. 1 illustrates according to an embodiment of the present invention.
Wherein, 1, user's input module; 2, the user lands module; 3, user property memory; 4, user right authentication module; 5, manual attribute modification module; 6, automatic attribute modified module; 7, front end receiver module; 8, demultiplexing module; 9, voice data processing module; 10, video data processing module; 11, left and right acoustic channels loud speaker; 12, display driver module; 13, LCD LCD.
Embodiment
Below with reference to accompanying drawings the embodiment that the vehicle-mounted DVB-T signal receiver of user's preferences program is set of the present invention is elaborated.
Fig. 1 illustrates the block diagram of the vehicle-mounted DVB-T signal receiver that the user's preferences program is set that illustrates according to an embodiment of the present invention.Wherein the described vehicle-mounted DVB-T signal receiver that provides Digital Television to receive service for user vehicle comprises, user property memory 3, manual attribute modification module 5, automatic attribute modified module 6, a left side, right channel loudspeaker 11 and LCD LCDs 13, manually attribute modification module 5 or 6 pairs of automatic attribute modified modules comprise the formation of preference program, image display parameters, the user property of sound play parameter carries out manual modification or revises automatically, a left side, right channel loudspeaker 11 and LCD LCDs 13 are according to amended user property playing audio/video programs, each user property value behind the described user property memory 3 described automatic modifications of storage or the manual modification, the automatic modification of described automatic attribute modified module 6 is modifications that basis is carried out the statistics of the history value of each user property.Further, described vehicle-mounted DVB-T signal receiver also comprises: user's input module 1, receive user profile and control information that the user imports by the button on remote controller or the described receiver, described user profile comprises user's name and user cipher, described user profile also comprises common user's information, and described common user's information comprises the user cipher of common user's title and described common user's title correspondence; The user lands module 2, after described receiver starts, for the user provides the graphic user interface that lands GUI, and connect described user's input module 1 receiving described user profile, and connect user right authentication module 4 to receive non-common user's login message or the common user's login message that described user right authentication module 4 sends; User property memory 3, each user profile prestores, wherein each user profile comprises a plurality of attributes: user's name, user cipher, the formation of preference program, image display parameters, the sound play parameter, what the formation of described preference program comprised the sequencing queue of having a preference for program and described sequencing queue correspondence manually arranges mark, the mark value that manually arranges of acquiescence is not, described sequencing queue comprises a plurality of preference programme informations by the ordering of user's preferences degree, described image display parameters comprises contrast value, chromatic value, brightness value, described sound play parameter comprises volume; User right authentication module 4, connect described user and land module 2 and described user property memory 3, to mate from user's name and the user cipher that described user lands each user profile that prestores in user's name in the user profile that module 2 receives and user cipher and the described user property memory 3, when coupling by and when being non-common user's information, land module 2 to the user and send non-common user's login message, and from described user property memory 3, seek described user's preference program formation, image display parameters, the sound play parameter, described user's preference program formation is sent to the demultiplexing module 8 of described receiver, described user's image display parameters is sent to the display driver module 12 of described receiver, described user's sound play parameter is sent to the left side of described receiver, right channel loudspeaker 11, when coupling is passed through and is common user's information, land module 2 to the user and send common user's login message; Manual attribute modification module 5, connect described user and land module 2, when receiving after described user lands non-common user's login message that described user right authentication module 4 that module 2 transmits sends, the control information of importing by the button on remote controller or the described receiver according to the user, enter the graphic user interface GUI of attribute modification, being convenient to the user carries out attribute modification and amended attribute is kept in the described user property memory 3, when the user adjusts a plurality of preference programme informations of described sequencing queue, described sequencing queue correspondence to arrange manually that mark is set to automatically be that wherein the user manually arranges mark according to what the needs that described sequencing queue is set were manually or automatically revised described sequencing queue correspondence; Automatic attribute modified module 6, connect described user property memory 3, watch according to the user and to comprise preference program formation in the history, image display parameters, the value of each attribute of sound play parameter, calculate the statistical value of each attribute, wherein, image display parameters, each parametric statistics value of sound play parameter is the mean value of the historical use value of each parameter, have a preference for the statistical value of program formation and calculate when the manual setting of the sequencing queue correspondence of preference program formation is labeled as time side not, the sequencing queue of the preference program formation after the calculating is the sequencing queue of watching the preference program formation after number of times sorts according to each preference program history, will have a preference for the program formation, image display parameters, the statistical value of each attribute of sound play parameter deposits in the described user property memory 3 in; Front end receiver module 7, connect described user and land module 2, after described user lands module 2 and receives the non-common user's login message or common user's login message that described user right authentication module 4 sends, to the digital TV broadcast signal of the DVB-T that receives carry out that modulation, matched filtering and equilibrium, differential coding, symbol-byte mapping, convolution deinterleave, reed-solomon RS decoder, sync byte counter-rotating with go randomization operation, flow with output transport stream TS; Demultiplexing module 8, connect described front end receiver module 7 to receive described TS stream, connect described user right authentication module 4 with the preference program formation that receives described user, be convenient to the user and imported when comprising the control information that program selects successively by the button on remote controller or the described receiver, flow digitized audio message, the digital video information that demultiplexing successively goes out to have a preference for program according to the preference program order in the formation of preference program from described TS; Voice data processing module 9 connects demultiplexing module 8 to receive digitized audio message, and digitized audio message is carried out audio decompression, digital-to-analogue conversion operation, and the output simulated audio signal; Video data processing module 10 connects demultiplexing module 8 with receiving digital video information, and digital video information is carried out the video decompression operation, and the digital video signal after the output decompression; Left and right sound channels loud speaker 11, connect voice data processing module 9 to receive simulated audio signal and output left channel audio signal and the right channel audio signal corresponding with simulated audio signal respectively, connect described user right authentication module 4 with the sound play parameter that receives described user so that described left channel audio signal and right channel audio signal are carried out the volume adjustment; Display driver module 12, connect the digital video signal after video data processing module 10 decompresses with the receiving video data processing module, and the digital video signal after will decompressing drives processing and is fit to the video data that LCD LCDs 13 shows to export, and connects described user right authentication module 4 and show with the image to LCD LCDs 13 with the image display parameters that receives described user and adjust; LCD LCDs 13 connects display driver module 12 and receives driving processed video data, and described video data is shown at its screen; Wherein, user right authentication module 4 when described coupling by and when be non-common user's information, with described user's preference program formation send to described receiver demultiplexing module 8, with described user's image display parameters send to the display driver module 12 of described receiver, the operation that described user's sound play parameter is sent to the left and right sound channels loud speaker 11 of described receiver is regularly triggering; Wherein, image display parameters, sound play parameter also have respectively mark manually are set accordingly.
Wherein, the image display parameters of display comprises screen intensity, contrast and colourity.The brightness of television set is the brightness of television screen just, refers to the bright degree of accessible maximum under the whole white picture, and unit is every square metre of candela, and the brightness of LCD TV is to have backlight to provide, and plasm TV then is self luminous.When the contrast of television set refers to that this TV is the brightest (also can be described as white picture) ((ratio of picture, this value is more big, just we can say that the color of TV is more gorgeous also to can be described as the black picture when the darkest.But we are when watching TV, and contrast neither be the bigger the better.Contrast can make image level reduce too by force, seems stiff, loses many image details.Contrast is transferred lowly excessively, and image level is reduced, and seems to require great effort very much, will not pursue high-contrast simply according to user's oneself vision hobby so how to regulate also.Color is made up of brightness and colourity, and colourity then is not comprise brightness in the character of interior color, and what he reflected is the color harmony saturation of color.So also can just regard colourity as color saturation.
In addition, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: user's input module 1, the user lands module 2, user property memory 3, user right authentication module 4, manual attribute modification module 5, automatic attribute modified module 6, front end receiver module 7, demultiplexing module 8, voice data processing module 9, video data processing module 10 is arranged on the automobile instrument panel below, a described left side, right channel loudspeaker 11 is arranged on the vehicle right and left A post, described display driver module 12, LCD LCDs 13 is arranged on automobile instrument panel centre position.
In addition, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: described TS stream is made up of packet header and load, described packet header comprises a sync byte SYNC1 and three other bytes, described three other bytes are used for traffic identification, scrambling and control information, described load comprises the MPEG-2 data of 184 bytes, specifically being distributed as of three other bytes in described packet header, 1 transmission error code indication bit position, 1 net amount is according to initial indication bit position, unit, 1 is transmitted the priority bit position, 13 bag identifier PID bits, 2 are transmitted scrambling control bit position, control bit position, 2 self adaptation districts and 4 continuous counter bits.
Wherein, the full name of TS then is Transport Stream.MPEG2-PS is mainly used in the fixedly program of duration that has of storage, and as the DVD film, MPEG-TS then is mainly used in the program of real-time transmission, such as the TV programme of broadcasting in real time.The main distinction of these two kinds of forms is, if the front one of the vob file on the DVD is cut (perhaps simply being exactly corrupted data), will cause whole file to decode so, and TV programme is whenever to turn on television set can both decode (watching), so to be exactly requirement begin all can independently decode from arbitrary fragment of video flowing the characteristics of MPEG2-TS form.
In addition, the described vehicle-mounted DVB-T signal receiver that the user's preferences program is set further comprises: described vehicle-mounted DVB-T signal receiver is for receiving the set-top box STB of DVB-T digital TV broadcast signal.Digital video switching box (Set Top Box is called for short STB), box on so-called set-top box or the machine is an equipment that connects television set and outside source.He can change into television content with compressed digital signal, and shows at television set.Signal can be from wire cable, satellite antenna, broadband network and terrestrial broadcasting.The image that the content that set-top box receives can provide except simulated television, the sound, more be to receive data content, comprise electronic program guides, internet webpage, captions etc.Make the user watch digital television program at existing television set, and can carry out interactive digital amusement, education and commercialization activity by network.
Top box of digital machine is thought except the function of receiving digital television, also can comprise following function: (1) electronic program guides (EPG), an easy use, friendly interface are provided, can fast access want to see a kind of mode of program that to the user user can see on one or more channels even all channels in the recent period with the TV programme of playing by this function; (2) high-speed datacasting can provide various message such as quotations on the stock market, ticket information, electronic newspaper, Top Site to the user; (3) on-line software updating, on-line software updating can be regarded one of application of data broadcasting as, broadcast data server broadcasts upgrade software get off by the DVB data broadcast standard, set-top box can be identified the version number of this software, do not receive this software simultaneously at version, and the software that is kept in the memory is upgraded; (4) internet inserts and Email, top box of digital machine can be realized the internet access function easily by built-in cable modem, the user can be by the built-in browser online of set-top box, send Email, set-top box also can provide various interface to link to each other with PC simultaneously, is connected with the internet with PC; (5) Conditional Access, the core of Conditional Access are scrambling and encryption, and top box of digital machine should have descrambling and decipher function.
Adopt the vehicle-mounted DVB-T signal receiver that the user's preferences program is set of the present invention, improved the single vehicle-mounted DVB-T signal receiver of original structure greatly, for existing vehicle-mounted DVB-T signal receiver has increased user management and individual character environment customization function, pass through Subscriber Management System, when assurance uses the user's of public account number existing-quality television to receive, for the user who uses the personal account number provides various operations, to customize the environment of oneself being accustomed to of watching manually or automatically, when user's receiving digital television program, can enter watching in the environment of oneself being familiar with fast, thereby make things convenient for user's watching the DVB-T digital television program.
Be understandable that though the present invention with the preferred embodiment disclosure as above, yet above-described embodiment is not in order to limit the present invention.For any those of ordinary skill in the art, do not breaking away under the technical solution of the present invention scope situation, all can utilize the technology contents of above-mentioned announcement that technical solution of the present invention is made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention according to any simple modification, equivalent variations and the modification that technical spirit of the present invention is done above embodiment, all still belongs in the scope of technical solution of the present invention protection.
Claims (5)
1. the vehicle-mounted DVB-T signal receiver that the user's preferences program is set is characterized in that, described vehicle-mounted DVB-T signal receiver comprises:
The user property memory, manual attribute modification module, the automatic attribute modified module, a left side, right channel loudspeaker and LCD LCDs, manually attribute modification module or automatic attribute modified module are to comprising the formation of preference program, image display parameters, the user property of sound play parameter carries out manual modification or revises automatically, a left side, right channel loudspeaker and LCD LCDs are according to amended user property playing audio/video programs, each user property value behind the described automatic modification of described user property memory stores or the described manual modification, the automatic modification of described automatic attribute modified module are the modifications that basis is carried out the statistics of the history value of each user property.
2. the vehicle-mounted DVB-T signal receiver that the user's preferences program is set as claimed in claim 1 is characterized in that, also comprises:
User's input module, receive user profile and control information that the user imports by the button on remote controller or the described receiver, described user profile comprises user's name and user cipher, described user profile also comprises common user's information, and described common user's information comprises the user cipher of common user's title and described common user's title correspondence;
The user lands module, after described receiver starts, for the user provides the graphic user interface that lands GUI, and connect described user's input module receiving described user profile, and connect the user right authentication module to receive non-common user's login message or the common user's login message that described user right authentication module sends;
Described user property memory each user profile that prestores, wherein each user profile comprises a plurality of attributes: user's name, user cipher, the formation of preference program, image display parameters, the sound play parameter, what the formation of described preference program comprised the sequencing queue of having a preference for program and described sequencing queue correspondence manually arranges mark, the mark value that manually arranges of acquiescence is not, described sequencing queue comprises a plurality of preference programme informations by the ordering of user's preferences degree, described image display parameters comprises contrast value, chromatic value, brightness value, described sound play parameter comprises volume;
The user right authentication module, connect described user and land module and described user property memory, to mate from user's name and the user cipher that described user lands each user profile that prestores in user's name in the user profile that module receives and user cipher and the described user property memory, when coupling by and when being non-common user's information, land module to the user and send non-common user's login message, and from described user property memory, seek described user's preference program formation, image display parameters, the sound play parameter, described user's preference program formation is sent to the demultiplexing module of described receiver, described user's image display parameters is sent to the display driver module of described receiver, described user's sound play parameter is sent to the left side of described receiver, right channel loudspeaker, when coupling is passed through and is common user's information, land module to the user and send common user's login message;
Described manual attribute modification module connects described user and lands module, when receiving after described user lands non-common user's login message that the described user right authentication module of module forwards sends, the control information of importing by the button on remote controller or the described receiver according to the user, enter the graphic user interface GUI of attribute modification, being convenient to the user carries out attribute modification and amended attribute is kept in the described user property memory, when the user adjusts a plurality of preference programme informations of described sequencing queue, described sequencing queue correspondence to arrange manually that mark is set to automatically be that wherein the user manually arranges mark according to what the needs that described sequencing queue is set were manually or automatically revised described sequencing queue correspondence;
Described automatic attribute modified module connects described user property memory, watch according to the user and to comprise preference program formation in the history, image display parameters, the value of each attribute of sound play parameter, calculate the statistical value of each attribute, wherein, image display parameters, each parametric statistics value of sound play parameter is the mean value of the historical use value of each parameter, have a preference for the statistical value of program formation and calculate when the manual setting of the sequencing queue correspondence of preference program formation is labeled as time side not, the sequencing queue of the preference program formation after the calculating is the sequencing queue of watching the preference program formation after number of times sorts according to each preference program history, will have a preference for the program formation, image display parameters, the statistical value of each attribute of sound play parameter deposits in the described user property memory;
The front end receiver module, connect described user and land module, after described user lands module and receives the non-common user's login message or common user's login message that described user right authentication module sends, to the digital TV broadcast signal of the DVB-T that receives carry out that modulation, matched filtering and equilibrium, differential coding, symbol-byte mapping, convolution deinterleave, reed-solomon RS decoder, sync byte counter-rotating with go randomization operation, flow with output transport stream TS;
Demultiplexing module, connect described front end receiver module to receive described TS stream, connect described user right authentication module with the preference program formation that receives described user, be convenient to the user and imported when comprising the control information that program selects successively by the button on remote controller or the described receiver, flow digitized audio message, the digital video information that demultiplexing successively goes out to have a preference for program according to the preference program order in the formation of preference program from described TS;
The voice data processing module connects demultiplexing module to receive digitized audio message, and digitized audio message is carried out audio decompression, digital-to-analogue conversion operation, and the output simulated audio signal;
The video data processing module connects demultiplexing module with receiving digital video information, and digital video information is carried out the video decompression operation, and the digital video signal after the output decompression;
Described left and right sound channels loud speaker connects the voice data processing module to receive simulated audio signal and output left channel audio signal and the right channel audio signal corresponding with simulated audio signal respectively, connect described user right authentication module with the sound play parameter that receives described user so that left channel audio signal and right channel audio signal are carried out the volume adjustment;
The display driver module, connect the digital video signal after the video data processing module decompresses with the receiving video data processing module, and the digital video signal after will decompressing drives processing and is fit to the video data that the LCD LCDs shows to export, and connects described user right authentication module and show with the image to the LCD LCDs with the image display parameters that receives described user and adjust;
Described LCD LCDs connects the display driver module and receives driving processed video data, and described video data is shown at its screen;
Wherein, the user right authentication module when described coupling by and when be non-common user's information, with described user's preference program formation send to described receiver demultiplexing module, with described user's image display parameters send to the display driver module of described receiver, the operation that described user's sound play parameter is sent to the left and right sound channels loud speaker of described receiver is regularly triggering;
Wherein, image display parameters, sound play parameter also have respectively mark manually are set accordingly.
3. the vehicle-mounted DVB-T signal receiver that the user's preferences program is set as claimed in claim 2 is characterized in that:
Described user's input module, described user land module, described user property memory, described user right authentication module, described manual attribute modification module, described automatic attribute modified module, described front end receiver module, described demultiplexing module, described voice data processing module, described video data processing module and are arranged on the automobile instrument panel below, described left and right sound channels loud speaker is arranged on the vehicle right and left A post, and described display driver module, described LCD LCDs are arranged on automobile instrument panel centre position.
4. the vehicle-mounted DVB-T signal receiver that the user's preferences program is set as claimed in claim 2 is characterized in that:
Described TS stream is made up of packet header and load, described packet header comprises a sync byte SYNC1 and three other bytes, described three other bytes are used for traffic identification, scrambling and control information, described load comprises the MPEG-2 data of 184 bytes, specifically being distributed as of three other bytes in described packet header, 1 transmission error code indication bit position, 1 net amount is according to initial indication bit position, unit, 1 is transmitted the priority bit position, 13 bag identifier PID bits, 2 are transmitted scrambling control bit position, control bit position, 2 self adaptation districts and 4 continuous counter bits.
5. the vehicle-mounted DVB-T signal receiver that the user's preferences program is set as claimed in claim 2 is characterized in that:
Described vehicle-mounted DVB-T signal receiver is for receiving the set-top box STB of DVB-T digital TV broadcast signal.
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| CN201510650906.2A CN105245973B (en) | 2013-05-10 | 2013-05-10 | The vehicle-mounted DVB-T signal receiver of user's preferences program is set |
| CN2013101735848A CN103237262A (en) | 2013-05-10 | 2013-05-10 | Vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of user |
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| CN2013101735848A CN103237262A (en) | 2013-05-10 | 2013-05-10 | Vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of user |
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| CN201510650906.2A Division CN105245973B (en) | 2013-05-10 | 2013-05-10 | The vehicle-mounted DVB-T signal receiver of user's preferences program is set |
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| CN2013101735848A Pending CN103237262A (en) | 2013-05-10 | 2013-05-10 | Vehicle-mounted DVB-T (Digital Video Broadcasting-Terrestrial) signal receiver for setting preference programs of user |
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| CN105245973A (en) | 2016-01-13 |
| CN105245973B (en) | 2016-10-26 |
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