CN101394505B - Device, method and terminal for simultaneously displaying multiple programs - Google Patents
Device, method and terminal for simultaneously displaying multiple programs Download PDFInfo
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- CN101394505B CN101394505B CN2008102240377A CN200810224037A CN101394505B CN 101394505 B CN101394505 B CN 101394505B CN 2008102240377 A CN2008102240377 A CN 2008102240377A CN 200810224037 A CN200810224037 A CN 200810224037A CN 101394505 B CN101394505 B CN 101394505B
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Abstract
The invention provides a device, a method and a terminal for simultaneously displaying a plurality of programs, the device comprises a high-frequency module, a demodulation module which establishes a plurality of logic channels, a demux module, a plurality of decoding units, a plurality of display units and a controller, the controller comprises: a relational table establishment unit for establishing the resource allocation relational table as the needed for a user, the resource allocation relational table stores the mapping relations of the logic channels, the decoding units and the display units against each program; a configuration unit for setting the obtained corresponding configuration information to the corresponding logic channels according to the resource allocation relational table; and an allocation unit for allocating the data after the demux to the corresponding decoding units and the display units according to the resource allocation relational table. The simultaneous display of a plurality of programs can be easily and simply realized through the introduction of the concept of the logic channels in the demodulation module and the establishment of the resource allocation relational table by the controller.
Description
Technical field
The present invention relates to China mobile multi-media broadcasting technology, particularly relate to a kind of multiple programs device shown, method and terminal simultaneously.
Background technology
The appearance of TV has increased a kind of picture and text sound and luxuriant communication media for people's transmission information, and the progress of TV correlation technique has been quickened in fast effective transmission of information.Simulated television has experienced black-and-white TV, color TV, remote controller color TV, and according to the improvement on the image-forming principle, LCD TV, plasm TV, rear-projection TV etc. have occurred.And many forms that form also develops out two forms (being picture-in-picture) or shows side by side more than two from original haplopia window.Double vision window picture-in-picture needs two tuners to receive the programme signal of different frequent points in the simulated television, respectively signal is carried out low noise again and amplifies and down conversion process, thereby realize the dynamically display frame simultaneously of double vision window.And,, having only a form dynamic play though some can realize that multiple programs shows simultaneously for the simulated television that has only a tuner, other forms are all static.
Along with popularizing fast of mobile hand-held device developed, provide the Mobile Multimedia Broadcasting (CMMB) of radio and television services also in the convergence maturation at terminals such as mobile phone, personal digital assistant the small screen portable hand-held terminals such as (PDA, Personal Digital Assistant) and in-car TVs.The signal that comprises multiple programs in each frequency of CMMB with reference to Fig. 1, is the existing substandard physical layer signal schematic diagram of CMMB.Physical layer signal is divided into 40 time slots (TS) each second.The length of each time slot is 25ms, and wherein the TS0 corresponding stored has the multiplexed frame of multiplexed frame sign (MFID)-configuration information corresponding relation, and the multiplexed frame of the corresponding electron service instruction of TS1, TS2 (ESG), TS3 comprise the multiplexed frame stream of programme signal to the TS39 correspondence.Similar with simulated television, CMMB terminal majority has only a tuner at present, just needs a plurality of tuners if want to realize picture-in-picture function, has improved the cost that uses this function, is unfavorable for being extensive use of of this function.
Therefore, press for a kind of apparatus and method and under the situation of existing CMMB terminal hardware configuration, realize picture-in-picture function, even the demonstration arranged side by side of Polymera, user's the quality of viewing and admiring improved.
Summary of the invention
Technical problem to be solved by this invention provides a kind of multiple programs device shown, method and terminal simultaneously, and Presentation Function when can make the CMMB terminal of an existing tuner realize multiple programs makes the user obtain better viewing experience.
In order to address the above problem, the invention discloses a kind of multiple programs device shown simultaneously, it comprises:
High-frequency model is used for the program receiving signal, signal is carried out low noise amplify and down conversion process; Demodulation module, be used for amplify with down conversion process after conversion of signals become digital signal, establish the multichannel logical channel in this demodulation module; Demultiplexing module is used for the appointment multiplexed frame after the demodulation module processing is carried out demultiplexing; A plurality of decoding units are used for the data decode that sends behind the demultiplexing module demultiplexing; A plurality of display units are used for showing decoded video data on the display plane of terminal;
And, controller; Described controller comprises: relation table is set up the unit, and the display program list is set up resource allocation relational table when being used for formulating according to the user; Described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program; Dispensing unit is used for according to resource allocation relational table, with the corresponding configuration information setting obtained to relative logic channel; Allocation units are used for according to resource allocation relational table, and the data allocations behind the demultiplexing is arrived corresponding decoding unit and display unit.
Concrete, described logical channel can comprise: configuration information is provided with interface, is used to receive the setting of controller to the configuration information of logical channel; Data channel is used to receive and the corresponding multiplexed frame data of set configuration information; Data arrive flag register, are used for the arrival situation of monitor data passage data.
Preferably, described controller can also comprise: monitoring unit, be used to monitor the state that described data arrive flag register, and when data arrive, the notice demultiplexing module.
Preferably, described controller can also comprise: the tabulation generation unit, be used for multiplexed frame sign, programme information and the configuration information of the programme signal obtained according to demultiplexing module, and generate the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
The invention also discloses a kind of mobile multi-media broadcast terminal, described mobile multi-media broadcast terminal comprises multiple programs device shown simultaneously, and this device comprises:
High-frequency model is used for the program receiving signal, signal is carried out low noise amplify and down conversion process; Demodulation module, be used for amplify with down conversion process after conversion of signals become digital signal, establish the multichannel logical channel in this demodulation module; Demultiplexing module is used for the appointment multiplexed frame after the demodulation module processing is carried out demultiplexing; A plurality of decoding units are used for the data decode that sends behind the demultiplexing module demultiplexing; A plurality of display units are used for showing decoded video data on the display plane of terminal;
And, controller; Described controller comprises: relation table is set up the unit, and the display program list is set up resource allocation relational table when being used for formulating according to the user; Described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program; Dispensing unit is used for according to resource allocation relational table, with the corresponding configuration information setting obtained to relative logic channel; Allocation units are used for according to resource allocation relational table, and the data allocations behind the demultiplexing is arrived corresponding decoding unit and display unit.
Concrete, described logical channel can comprise: configuration information is provided with interface, is used to receive the setting of controller to the configuration information of logical channel; Data channel is used to receive and the corresponding multiplexed frame data of set configuration information; Data arrive flag register, are used for the arrival situation of monitor data passage data.
Preferably, described controller can also comprise: monitoring unit, be used to monitor the state that described data arrive flag register, and when data arrive, the notice demultiplexing module.
Preferably, described controller can also comprise: the tabulation generation unit, be used for multiplexed frame sign, programme information and the configuration information of the programme signal obtained according to demultiplexing module, and generate the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
The invention also discloses the method that a kind of multiple programs shows simultaneously, the display program list was set up resource allocation relational table when it comprised the steps: to formulate according to the user, and described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program; According to resource allocation relational table, corresponding time slot and the modulation intelligence that is obtained is set to relative logic channel; The data of monitoring in each logical channel arrive sign, and the multiplexed frame that arrives is carried out demultiplexing; Be sent to corresponding decoding unit and display unit according to the data of resource allocation relational table after, finish decoding and show demultiplexing.
Preferably, described method can also comprise: obtain multiplexed frame sign, programme information and configuration information in the programme signal, generate the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
Concrete, described display program list application logical channel, decoding unit and display unit when setting up resource allocation relational table and can comprise the steps: to formulate according to the user, and be these hardware resources of each program distribution; Foundation comprises the resource allocation relational table of mapping relations between multiplexed frame sign, logical channel, decoding unit and the display unit.
Compared with prior art, the present invention has the following advantages:
By in demodulation module, introducing the notion of logical channel, and set up resource allocation relational table by controller, making has only the CMMB terminal of a high-frequency model only to pass through upgrade software, just can under the situation of existing hardware configuration, realize the function that multiple programs shows simultaneously making the user obtain the higher-quality experience of viewing and admiring; And the present invention only at each logical channel in the corresponding multiplexed frame of time slot that is provided with carry out demultiplexing, make the more energy saving of CMMB terminal.
Description of drawings
Fig. 1 is the existing substandard physical layer signal schematic diagram data of CMMB;
Fig. 2 is the CMMB terminal multiple programs of the present invention structured flowchart of device shown embodiment simultaneously;
Fig. 3 is the composition structural representation of CMMB terminal control unit of the present invention;
Fig. 4 is that the logical channel in the CMMB terminal demodulation module of the present invention is formed structural representation;
Fig. 5 is that the data of logical channel of the present invention arrive flag register operation principle schematic diagram;
Fig. 6 is the flow chart of steps of the method embodiment that shows simultaneously of CMMB terminal multiple programs of the present invention;
Fig. 7 a be among the present invention on the CMMB terminal display plane double vision window show schematic diagram;
Fig. 7 b be among the present invention on the CMMB terminal display plane many forms show schematic diagrames.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
The invention provides the multiple programs while device shown embodiment on a kind of CMMB terminal, as shown in Figure 2, comprising: high-frequency model Y1, demodulation module Y2, demultiplexing module R3, decoding unit R5, display unit R6 and controller R4.Wherein,
High-frequency model Y1 is used for the program receiving signal, signal is carried out low noise amplify and down conversion process;
Demodulation module Y2, be used for amplify with down conversion process after conversion of signals become digital signal, establish multichannel logical channel Y20 among this demodulation module Y2;
Demultiplexing module R3 is used for the appointment multiplexed frame demultiplexing after the demodulation module Y2 processing;
A plurality of decoding unit R5 for example, R51, R52, R53, are used for the data decode that sends behind the demultiplexing module R3 demultiplexing;
A plurality of display unit R6 for example, R61, R62, R63, are used on the display plane of terminal showing decoded video data;
Controller R4 as shown in Figure 3, comprising:
Relation table is set up unit R 4a, and the display program list is set up resource allocation relational table when being used for formulating according to the user; Described resource allocation relational table stores logical channel Y20, decoding unit R5 at each program and the mapping relations of display unit R6;
Dispensing unit R4b is used for according to resource allocation relational table, and corresponding time slot and the modulation intelligence that is obtained is set to relative logic channel Y20;
Allocation units R4c is used for according to resource allocation relational table, and the data allocations behind the demultiplexing to corresponding decoding unit R5 and display unit R6, for example, is assigned to R51 and R61.
Preferably, described controller R4 can also comprise the tabulation generation unit, is used for MFID, programme information and the configuration information of the programme signal obtained according to demultiplexing module R3, generates the visible the rendition list of user; Described configuration information can comprise gap information and modulation intelligence.
When CMMB terminal receiving system receives the signal of a frequency, by high-frequency model Y1 signal is carried out low noise earlier and amplify and down conversion process, will handle the back conversion of signals by demodulation module Y2 then and become digital signal.By demultiplexing module R3 first multiplexed frame demultiplexing, therefrom obtain the mapping table of following MFID-programm name-configuration information again to TS0 correspondence in the digital signal.Described configuration information is stored among the demodulation module Y2, and the mapping table of MFID-programm name-configuration information is stored among the controller R4.
MFID programm name time slot modulation intelligence
1 Chinese Central Television (CCTV) 13,4,5,6 qpsk (240.224)
2 Chinese Central Television (CCTV) 27,8,9,10 qpsk (240.224)
3 Chinese Central Television (CCTV) 3 11,12,13,14 qpsk (240.224)
4 Chinese Central Television (CCTV) 4 15,16,17,18 qpsk (240.224)
……
7 Chinese Central Television (CCTV) 7 27,28,29,30 qpsk (240.224)
At this moment on user's the CMMB terminal display plane, can generate the rendition list as follows by the tabulation generation unit.
The Chinese Central Television (CCTV) 1
The Chinese Central Television (CCTV) 2
The Chinese Central Television (CCTV) 3
The Chinese Central Television (CCTV) 4
……
The Chinese Central Television (CCTV) 7
……
After the user browses the rendition list, the programme that customization will be watched, for example, the user will watch the Chinese Central Television (CCTV) 1, the Chinese Central Television (CCTV) 2 and the Chinese Central Television (CCTV) 4.Controller R4 is according to above-mentioned programme application hardware resource and give each program distribution hardware resource.The hardware resource that distributes comprises logical channel Y20, decoding unit R5 and display unit R6.Can set up then between the MFID-logical channel Y20-decoding unit R5-display unit R6 as follows resource allocation relational table, this table will be stored among the controller R4.
MFID logical channel decoding unit display unit
1 logical channel Y201 decoding unit R51 display unit R61
2 logical channel Y202 decoding unit R52 display unit R62
4 logical channel Y203 decoding unit R53 display unit R63
Above-mentioned mapping table and resource allocation relational table can be linked to each other by MFID, and controller R4 is set to configuration information among the relative logic channel Y20.
Multiple programs on the CMMB terminal of the present invention is device shown simultaneously, uses the notion of logical channel Y20 first in demodulation module.By some interfaces are set, realized in demodulation module Y2, setting up multichannel logical channel Y20 on demodulation module Y2 more.The quantity of logical channel Y20 is relevant with the hardware configuration of CMMB terminal.The quantity of logical channel Y20 is fixed on each CMMB terminal, if the number of programs of watching is less than the quantity of logical channel Y20, the logical channel Y20 that then is not used can be in idle condition.
As shown in Figure 4, a set logical channel Y20 can include configuration information interface Y20a, data arrival flag register Y20b and data channel Y20c are set in demodulation module Y2.Wherein, configuration information is provided with interface Y20a, is used to receive the setting of controller R4 to logical channel Y20 configuration information; Data channel Y20c is used to receive and the corresponding multiplexed frame data of set configuration information; Data arrive flag register Y20b, are used for the arrival situation of monitor data passage Y20c data.
Data among the logical channel Y20 arrive flag register Y20b and can repeating query be monitored by the video data among the data passage Y20c, and its operation principle as shown in Figure 5.Described data arrive flag register Y20b the video data in the multiplexed frame time slot are monitored, when having video data to arrive among the logical channel Y20, this data arrive flag register Y20b position corresponding with the time slot that the video data renewal is arranged can become 1 by 0, i.e. A condition among Fig. 5; Video data among the data channel Y20c is once reading, and 1 among the data arrival flag register Y20b will return and be changed to 0, i.e. A ' state among Fig. 5.
Preferably, described controller R4 can also comprise monitoring unit, be used to monitor the state that described data arrive flag register, and when data arrive, notice demultiplexing module R3.Be that monitoring unit can arrive flag register Y20b by monitor data, when its value becomes 1, controller R4 can control demultiplexing module R3 reading displayed data, and demultiplexing module R3 is sent to decoding unit R5 and the display unit R6 that is associated again to the data demultiplexing and with the data behind the demultiplexing.
When multichannel logical channel Y20 was in user mode, the data that the monitoring unit of controller R4 can be monitored multichannel logical channel Y20 arrived flag register Y20b.Because the multiplexed frame time slot that is provided with among each logical channel Y20 is a non-overlapping copies, so demultiplexing module R3 can not conflict to the demultiplexing of multiplexed frame among the multichannel logical channel Y20.Multiple programs can the demonstration of smoothness on the CMMB terminal simultaneously.
Multiple programs on the CMMB terminal of the present invention is device shown simultaneously, the demultiplexing module, controller, decoding unit, the display unit that comprise high-frequency model, demodulation module and the software layer of hardware layer, they all can control collaborative work by controller, are implemented in the target that multiple programs shows simultaneously on the CMMB terminal.
The present invention is by introducing the notion of logical channel in demodulation module, set up resource allocation relational table, making has only the CMMB terminal of a high-frequency model only to pass through upgrade software, just can under the situation of existing hardware configuration, realize the function that multiple programs shows simultaneously making the user obtain the higher-quality experience of viewing and admiring; And the present invention only at each logical channel in the corresponding multiplexed frame of time slot that is provided with carry out demultiplexing, make the more energy saving of CMMB terminal.
The present invention also provides a kind of embodiment of CMMB terminal, described CMMB terminal comprises the multiple programs while device shown that communication module, memory module and the present invention are above-mentioned etc., wherein, described device comprises: high-frequency model, demodulation module, demultiplexing module, a plurality of decoding unit, a plurality of display unit and controller.
For CMMB terminal embodiment of the present invention, device shown embodiment is similar substantially simultaneously because it device that comprises is to the above-mentioned multiple programs of the present invention, so that describes is fairly simple, relevant part gets final product referring to the part explanation of device embodiment, repeats no more herein.
The method embodiment that the present invention also provides the multiple programs on a kind of CMMB terminal to show simultaneously.Please refer to Fig. 6, the flow chart of steps of the method embodiment that shows simultaneously for CMMB terminal multiple programs of the present invention.It comprises the steps:
S1 obtains the mapping table of the MFID-programm name-configuration information in the programme signal, generates the visible the rendition list of user; Configuration information can comprise gap information and modulation intelligence;
S2 user is according to the rendition list customizing programming list;
S3 is each program application and assignment logic passage, decoding unit and display unit according to programme, sets up the resource allocation relational table of MFID-logical channel-decoding unit-display unit;
S4 is linked to each other mapping table and resource allocation relational table by MFID, and configuration information is set to relative logic channel;
Data in the S5 monitoring logic passage arrive sign, to the multiplexed frame demultiplexing that arrives;
S6 is sent to decoding unit and the display unit that is associated according to the data of resource allocation relational table after with demultiplexing.
The detailed implementation procedure of S1 in the above-mentioned steps is as follows:
S101 receives the programme signal in the frequency;
S102 carries out low noise to signal and amplifies and down conversion process;
The conversion of signals of S103 after with frequency reducing becomes digital signal;
S104 obtains the mapping table of MFID-programm name-configuration information to first multiplexed frame demultiplexing of TS0 correspondence in the signal;
S105 generates the visible the rendition list of user.
Behind the multiple programs signal in receiving frequency of CMMB, earlier signal is carried out low noise and amplify and down conversion process, and the conversion of signals after the frequency reducing is become digital signal.First multiplexed frame that is preset as TS0 correspondence in the signal carries out demultiplexing, obtains the wherein mapping table of MFID-programm name-configuration information, and configuration information wherein can comprise time slot and modulation intelligence.Then on user's CMMB terminal display plane, the rendition list in the shows signal.
In this method, because the corresponding relation in the program signal between MFID-programm name-configuration information can not change in a considerable time, so only prepare to see that the user initial time of broadcast TV program can preset first multiplexed frame demultiplexing to the TS0 correspondence, obtain the mapping table of MFID-programm name-configuration information, the user watches program and to reselect program all be to carry out according to this table afterwards.
In step S2, after the display plane of user terminal demonstrated the rendition list, the user browsed the rendition list and by pressing entity or virtual push button on the terminal equipment, the programme that customization will be watched.
The detailed implementation procedure of step S3 is as follows:
S301 is logical channel, decoding unit and a display unit in each program application hardware resource according to programme;
S302 is each program distribution logical channel, decoding unit and display unit;
S303 set up between MFID-logical channel-decoding unit-display unit resource allocation relational table.
Behind the programme that customization will be watched well, for example the user selects to watch the program of the Chinese Central Television (CCTV) 1, the Chinese Central Television (CCTV) 2 and the Chinese Central Television (CCTV) 4, next will and distribute hardware resource for each program application hardware resource.The hardware resource here comprises logical channel, decoding unit and display unit, and their quantity is all determined by the actual hardware configuring condition of CMMB terminal.Because the MFID corresponding with the program Chinese Central Television (CCTV) 1, the Chinese Central Television (CCTV) 2 and the Chinese Central Television (CCTV) 4 is respectively 1,2,4, so be the hardware resource that 1,2,4 program has distributed logical channel 1-decoding unit 1-display unit 1, logical channel 2-decoding unit 2-display unit 2, logical channel 3-decoding unit 3-display unit 3 respectively to MFID.
The detailed implementation procedure of step S4 is as follows:
S401 is linked to each other mapping table and resource allocation relational table by MFID;
S402 is set to relative logic channel with configuration information according to the mapping relations among the S401.
Mapping table by MFID-programm name-configuration information of setting up among the step S3, and the resource allocation relational table between MFID-logical channel-decoding unit-display unit, just mapping table and resource allocation relational table are linked to each other by MFID, obtain the corresponding relation between configuration information-logical channel-decoding unit-display unit.Afterwards, just the configuration information of related-program can be set in the relative logic channel.
The detailed implementation procedure of step S5 is as follows:
Data in S501 repeating query monitoring two-way or the multichannel logical channel arrive sign;
S502 carries out demultiplexing to the multiplexed frame in the logical channel that data arrival is arranged.
Data in repeating query monitoring two-way or the multichannel logical channel arrive sign (as every 100ms repeating query once), when video data arrives, read out and to its demultiplexing, and data are sent to decoding unit and the display unit that is associated according to resource allocation relational table, realize the continuous broadcast of program.This only at each logical channel in the corresponding multiplexed frame of time slot that is provided with carry out the scheme of demultiplexing, can make the more power saving of CMMB terminal.
After step S6, also can include step S7, S7 is the hardware supports situation of user according to personal like and CMMB terminal, selects the display effect pattern and adjusts the position of display unit on display plane, shown in Fig. 7 a, Fig. 7 b.
More than to a kind of CMMB terminal multiple programs provided by the present invention device shown, method and terminal simultaneously, be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (12)
1. multiple programs device shown simultaneously is characterized in that described device comprises:
High-frequency model is used for the program receiving signal, signal is carried out low noise amplify and down conversion process;
Demodulation module, be used for amplify with down conversion process after conversion of signals become digital signal, establish the multichannel logical channel in this demodulation module;
Demultiplexing module is used for the appointment multiplexed frame after the demodulation module processing is carried out demultiplexing;
A plurality of decoding units are used for the data decode that sends behind the demultiplexing module demultiplexing;
A plurality of display units are used for showing decoded video data on the display plane of terminal;
Controller, described controller comprise following three unit:
Relation table is set up the unit, and the display program list is set up resource allocation relational table when being used for formulating according to the user; Described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program;
Dispensing unit is used for according to resource allocation relational table, with the corresponding configuration information setting obtained to relative logic channel;
Allocation units are used for according to resource allocation relational table, and the data allocations behind the demultiplexing is arrived corresponding decoding unit and display unit.
2. multiple programs as claimed in claim 1 is device shown simultaneously, it is characterized in that described logical channel includes:
Configuration information is provided with interface, is used to receive the setting of controller to the configuration information of logical channel;
Data channel is used to receive and the corresponding multiplexed frame data of set configuration information;
Data arrive flag register, are used for the arrival situation of monitor data passage data.
3. multiple programs as claimed in claim 2 is device shown simultaneously, it is characterized in that described controller also comprises:
Monitoring unit is used to monitor the state that described data arrive flag register, when data arrive, and the notice demultiplexing module.
4. multiple programs as claimed in claim 1 is device shown simultaneously, it is characterized in that described controller also comprises:
The tabulation generation unit is used for multiplexed frame sign, programme information and the configuration information of the programme signal obtained according to demultiplexing module, generates the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
5. the method that multiple programs shows simultaneously is characterized in that, described method comprises the steps:
The display program list is set up resource allocation relational table when formulating according to the user, and described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program;
According to resource allocation relational table, corresponding time slot and the modulation intelligence that is obtained is set to relative logic channel;
The data of monitoring in each logical channel arrive sign, and the multiplexed frame that arrives is carried out demultiplexing;
Be sent to corresponding decoding unit and display unit according to the data of resource allocation relational table after, finish decoding and show demultiplexing.
6. the method that multiple programs as claimed in claim 5 shows simultaneously is characterized in that, also comprises:
Obtain multiplexed frame sign, programme information and configuration information in the programme signal, generate the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
7. the method that multiple programs as claimed in claim 6 shows simultaneously is characterized in that, the described step of obtaining multiplexed frame sign, programme information and configuration information in the programme signal comprises following substep:
The program receiving signal carries out low noise to signal and amplifies and down conversion process;
Conversion of signals after the frequency reducing is become digital signal;
To first multiplexed frame demultiplexing in the digital signal, obtain multiplexed frame sign, programme information and configuration information in the programme signal.
8. the method that multiple programs as claimed in claim 6 shows simultaneously is characterized in that, the described resource allocation relational table of setting up comprises the steps:
Display program list application logical channel, decoding unit and display unit when formulating according to the user, and be these hardware resources of each program distribution;
Foundation comprises the resource allocation relational table of mapping relations between multiplexed frame sign, logical channel, decoding unit and the display unit.
9. a mobile multi-media broadcast terminal is characterized in that, described mobile multi-media broadcast terminal comprises multiple programs device shown simultaneously, and this device comprises:
High-frequency model is used for the program receiving signal, signal is carried out low noise amplify and down conversion process;
Demodulation module, be used for amplify with down conversion process after conversion of signals become digital signal, establish the multichannel logical channel in this demodulation module;
Demultiplexing module is used for the appointment multiplexed frame after the demodulation module processing is carried out demultiplexing;
A plurality of decoding units are used for the data decode that sends behind the demultiplexing module demultiplexing;
A plurality of display units are used for showing decoded video data on the display plane of terminal;
Controller, described controller comprise following three unit:
Relation table is set up the unit, and the display program list is set up resource allocation relational table when being used for formulating according to the user; Described resource allocation relational table stores the mapping relations of logical channel, decoding unit and display unit at each program;
Dispensing unit is used for according to resource allocation relational table, with the corresponding configuration information setting obtained to relative logic channel;
Allocation units are used for according to resource allocation relational table, and the data allocations behind the demultiplexing is arrived corresponding decoding unit and display unit.
10. mobile multi-media broadcast terminal as claimed in claim 9 is characterized in that, described logical channel includes:
Configuration information is provided with interface, is used to receive the setting of controller to the configuration information of logical channel;
Data channel is used to receive and the corresponding multiplexed frame data of set configuration information;
Data arrive flag register, are used for the arrival situation of monitor data passage data.
11. mobile multi-media broadcast terminal as claimed in claim 10 is characterized in that, described controller also comprises:
Monitoring unit is used to monitor the state that described data arrive flag register, when data arrive, and the notice demultiplexing module.
12. mobile multi-media broadcast terminal as claimed in claim 9 is characterized in that, described controller also comprises:
The tabulation generation unit is used for multiplexed frame sign, programme information and the configuration information of the programme signal obtained according to demultiplexing module, generates the visible the rendition list of user; Described configuration information comprises gap information and modulation intelligence.
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| CN101986712A (en) * | 2010-11-23 | 2011-03-16 | 华亚微电子（上海）有限公司 | Digital television receiving device and channel conversion method thereof |
| DE102011113202A1 (en) * | 2011-09-10 | 2013-03-14 | Volkswagen Ag | Method for operating a data receiver and data receiver, in particular in a vehicle |
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| CN1533177A (en) * | 1998-09-16 | 2004-09-29 | Actv��˾ | Receiver for simultaneously first and second video frenquency signal |
| CN101090466A (en) * | 2006-06-14 | 2007-12-19 | 厦门华侨电子股份有限公司 | Two-channel processing method and device for picture out picture/picture in picture of TV. |
| CN101282448A (en) * | 2007-04-05 | 2008-10-08 | 华为技术有限公司 | Method for transmitting and receiving multimedia broadcast data as well as system and terminal thereof |
| CN101222276A (en) * | 2008-01-31 | 2008-07-16 | 北京创毅视讯科技有限公司 | Single frequency net system, multiplexer and data transmission method in mobile multimedia broadcast |
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