CN101600102A - A kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched - Google Patents
A kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched Download PDFInfo
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- CN101600102A CN101600102A CNA2009101467528A CN200910146752A CN101600102A CN 101600102 A CN101600102 A CN 101600102A CN A2009101467528 A CNA2009101467528 A CN A2009101467528A CN 200910146752 A CN200910146752 A CN 200910146752A CN 101600102 A CN101600102 A CN 101600102A
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Abstract
The invention provides a kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched, comprise: the user selects a channel after enabling the mobile TV function, portable terminal judges that channel that the user selects is that the multiplex (MUX) is when making frequency and repeating channel, from a plurality of working frequency points of described channel correspondence, select a working frequency points, receive programme signal and broadcast on this working frequency points.Adopt method of the present invention, can be the intelligent best program of signal of selecting of user, make things convenient for the user to see efficiently in real time to want the programme content of seeing, improve service quality.
Description
Technical field
The present invention relates to China Mobile multimedia broadcasting (China Mobile MultimediaBroadcasting is called for short CMMB) technology, relate in particular to a kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched.
Background technology
According to the planning of CMMB broadcast band, utilize the S-band satellite-signal to realize that world one covers, whole nation roaming, require the frequency range of supporting: 470MHz～798MHz (U wave band), 2635MHz～2660MHz (S-band).The CMMB signal covering that has realized in 167 cities, the whole nation at present all is to adopt the U audio range frequency, but concrete each city of center frequency point selects each variant according to local frequency operating position.After the following S-band satellite-signal that can expect covers the whole nation, the situation that most areas all can exist S, U wave band two cover CMMB programs to cover simultaneously, edge zone in adjacent province and city, the situation that also might exist plural U wave band CMMB frequency program to cover.Multiband, multifrequency point program all can contain sponsors the broadcast that platform overlaps channel program more, wherein has part same channel (such as central authorities' one cover, five covers or the like), and some areas feature program is also arranged.For the user, only wish to see the strongest that channel program the most clearly of signal fast that therefore, the intelligence before above-mentioned these multibands, the multifrequency point program is switching to a technology point that has a strong impact on user's impression by the CMMB receiving terminal.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched, improves service quality.
In order to address the above problem, the invention provides a kind of method that realizes that multiband programs of mobile TV intelligence is switched, comprise: the user selects a channel after enabling the mobile TV function, portable terminal judges that channel that the user selects is that the multiplex (MUX) is when making frequency and repeating channel, from a plurality of working frequency points of described channel correspondence, select a working frequency points, receive programme signal and broadcast on this working frequency points.
Further, said method also has following characteristics:
Open described user that the multiplex (MUX) does under the situation of frequency Intelligence Selection function in the portable terminal, described portable terminal judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points according to selection strategy from a plurality of working frequency points of described channel correspondence; Described selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, the low density parity check code error rate, signal to noise ratio, band internal power, frequency error, bit error rate.
Further, said method also has following characteristics:
The multiplex (MUX) does under the situation of frequency Intelligence Selection function in described user's turning-off mobile terminal, described portable terminal judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects one to satisfy the working frequency points of playing basic demand in a plurality of working frequency points of described channel correspondence.
Further, said method also has following characteristics:
Portable terminal is searched for the working frequency points in the full frequency band scope in real time, and according to the electron service instruction that obtains from network side, writes down the working frequency points information of each channel correspondence.
Further, said method also has following characteristics:
Working frequency points information according to real-time update, upgrade and sort for electron service instruction, make frequency repetition channel for the multiplex (MUX) and in electron service instruction, only keep a channel, make the channel that does not comprise repetition in the electron service instruction, and the electron service instruction behind user's display update.
The present invention also provides a kind of portable terminal of realizing that multiband programs of mobile TV intelligence is switched, comprises playing module, comprises that also the multiplex (MUX) who links to each other with playing module makes frequency Intelligence Selection module; Described multiplex (MUX) makes frequency Intelligence Selection module, is used for after the user selects a channel, judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points from a plurality of working frequency points of described channel correspondence; Described playing module is used to receive the programme signal on the working frequency points that described multiplex (MUX) does the output of frequency Intelligence Selection module and plays.
Further, above-mentioned portable terminal also has following characteristics:
Described multiplex (MUX) makes frequency Intelligence Selection module, also being used for opening the portable terminal multiplex (MUX) described user does under the situation of frequency Intelligence Selection function, judge that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points according to selection strategy from a plurality of working frequency points of described channel correspondence; Described selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, the low density parity check code error rate, signal to noise ratio, band internal power, frequency error, bit error rate.
Further, above-mentioned portable terminal also has following characteristics:
Described multiplex (MUX) makes frequency Intelligence Selection module, also be used for doing under the situation of frequency Intelligence Selection function described user's turning-off mobile terminal multiplex (MUX), judge that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects one to satisfy the working frequency points of playing basic demand in a plurality of working frequency points of described channel correspondence.
Further, above-mentioned portable terminal also has following characteristics: also comprise working frequency points information gathering module; Described working frequency points information gathering module is used for searching in real time the working frequency points in the full frequency band scope, and according to the electron service instruction that obtains from network side, writes down the working frequency points information of each channel correspondence.
Further, above-mentioned portable terminal also has following characteristics:
The electronic business guide update module, be used for working frequency points information according to real-time update, upgrade and sort for electron service instruction, make frequency repetition channel for the multiplex (MUX) and in electron service instruction, only keep a channel, make the channel that does not comprise repetition in the electron service instruction, and the electron service instruction behind user's display update.
Adopt method of the present invention, can be the intelligent best program of signal of selecting of user, make things convenient for the user to see efficiently in real time to want the programme content of seeing, improve service quality.
Description of drawings
Fig. 1 is a structure chart of realizing the portable terminal of multiband programs of mobile TV intelligence switching among the embodiment;
Fig. 2 is a method flow diagram of realizing among the embodiment that multiband programs of mobile TV intelligence is switched;
Fig. 3 carries out the schematic flow sheet that the terminal electronic business guide is upgraded and presented among the embodiment.
Embodiment
As shown in Figure 1, realize the portable terminal that multiband programs of mobile TV intelligence is switched, comprise that the working frequency points information gathering module, the multiplex (MUX) that link to each other successively make frequency Intelligence Selection module and playing module, and the electronic business guide update module that links to each other with working frequency points information gathering module;
Described multiplex (MUX) makes frequency Intelligence Selection module, be used for after the user selects a channel, open described user that the multiplex (MUX) does under the situation of frequency Intelligence Selection function in the portable terminal, judge that channel that the user selects is that the multiplex (MUX) is when making frequency and repeating channel, from a plurality of working frequency points of described channel correspondence, select a working frequency points according to selection strategy, selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, low density parity check code (Low Density Parity Check the is called for short LDPC) error rate, signal to noise ratio, the band internal power, frequency error, bit error rate; Also be used for doing under the situation of frequency Intelligence Selection function described user's turning-off mobile terminal multiplex (MUX), judge that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects one to satisfy the working frequency points of playing basic demand in a plurality of working frequency points of described channel correspondence.
Described working frequency points information gathering module is used for searching in real time the working frequency points in the full frequency band scope, and according to the electron service instruction that obtains from network side, writes down the working frequency points information of each channel correspondence.
The electronic business guide update module, be used for working frequency points information according to real-time update, upgrade and sort for electron service instruction, make frequency repetition channel for the multiplex (MUX) and in electron service instruction, only keep a channel, make the channel that does not comprise repetition in the electron service instruction, and the electron service instruction behind user's display update.
Described playing module is used to play the channel program on the working frequency points that described multiplex (MUX) does the output of frequency Intelligence Selection module.
As shown in Figure 2, realize the method that multiband programs of mobile TV intelligence is switched, specifically may further comprise the steps:
Selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, the low density parity check code error rate, signal to noise ratio, band internal power, frequency error, bit error rate.Selection strategy can be one or more in the following mode: signal strength signal intensity is the strongest, the error rate is minimum, signal to noise ratio is minimum, be with internal power maximum, frequency error minimum, bit error rate minimum for low density parity check code (LowDensity Parity Check is called for short LDPC).Can also preferred threshold values scope be set respectively for above-mentioned each parameter in the selection strategy, when the value of above-mentioned one or more parameters of a certain working frequency points programme signal is in its threshold values scope, think that then the signal of this working frequency points is more excellent, select this working frequency points, the threshold values scope of each parameter rule of thumb is worth by those skilled in the art or the value of testing gained is determined.
Said method makes full use of signal resource in the area that multiband, multifrequency point program source cover, and selects the best working frequency points of signal for the user provides the channel program signal, makes the user obtain signal quality the most clearly, improves the service quality of system.
As shown in Figure 3, mobile terminal to update ESG and the method that shows ESG to the user specifically may further comprise the steps:
The strategy that electron service instruction is sorted has multiple, for example covers strategies such as region, lexicographic order, user preferences.The strategy of ordering can be set by the user in config option in advance, and the user has default mode to carry out when not setting.
In said method, portable terminal can also be periodically in the change of full frequency band range searching working frequency points, if existing frequency can not satisfy job requirement because of signal quality deteriorates, then corresponding modify has ESG now and preserves; If the newly-increased working frequency points that can satisfy the play quality condition is arranged, download the channel information of newly-increased frequency correspondence, then the existing ESG of corresponding modify also preserves.
Said method for the user provides more succinct ESG easy to use, is user-friendly to compared to existing technology.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1, a kind of method that realizes that multiband programs of mobile TV intelligence is switched comprises:
The user selects a channel after enabling the mobile TV function, portable terminal judges that channel that the user selects is that the multiplex (MUX) is when making frequency and repeating channel, from a plurality of working frequency points of described channel correspondence, select a working frequency points, receive programme signal and broadcast on this working frequency points.
2, the method for claim 1 is characterized in that,
Open described user that the multiplex (MUX) does under the situation of frequency Intelligence Selection function in the portable terminal, described portable terminal judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points according to selection strategy from a plurality of working frequency points of described channel correspondence;
Described selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, the low density parity check code error rate, signal to noise ratio, band internal power, frequency error, bit error rate.
3, the method for claim 1 is characterized in that,
The multiplex (MUX) does under the situation of frequency Intelligence Selection function in described user's turning-off mobile terminal, described portable terminal judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects one to satisfy the working frequency points of playing basic demand in a plurality of working frequency points of described channel correspondence.
4, as claim 1,2 or 3 described methods, it is characterized in that,
Portable terminal is searched for the working frequency points in the full frequency band scope in real time, and according to the electron service instruction that obtains from network side, writes down the working frequency points information of each channel correspondence.
5, method as claimed in claim 4 is characterized in that,
Working frequency points information according to real-time update, upgrade and sort for electron service instruction, make frequency repetition channel for the multiplex (MUX) and in electron service instruction, only keep a channel, make the channel that does not comprise repetition in the electron service instruction, and the electron service instruction behind user's display update.
6, a kind of portable terminal of realizing that multiband programs of mobile TV intelligence is switched comprises playing module, it is characterized in that, comprises that also the multiplex (MUX) who links to each other with playing module makes frequency Intelligence Selection module;
Described multiplex (MUX) makes frequency Intelligence Selection module, is used for after the user selects a channel, judges that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points from a plurality of working frequency points of described channel correspondence;
Described playing module is used to receive the programme signal on the working frequency points that described multiplex (MUX) does the output of frequency Intelligence Selection module and plays.
7, portable terminal as claimed in claim 6 is characterized in that,
Described multiplex (MUX) makes frequency Intelligence Selection module, also being used for opening the portable terminal multiplex (MUX) described user does under the situation of frequency Intelligence Selection function, judge that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects a working frequency points according to selection strategy from a plurality of working frequency points of described channel correspondence; Described selection strategy is at least with reference in the following signal parameter one or more: signal strength signal intensity, the low density parity check code error rate, signal to noise ratio, band internal power, frequency error, bit error rate.
8, portable terminal as claimed in claim 6 is characterized in that,
Described multiplex (MUX) makes frequency Intelligence Selection module, also be used for doing under the situation of frequency Intelligence Selection function described user's turning-off mobile terminal multiplex (MUX), judge that channel that the user selects is multiplex (MUX) when making frequency and repeating channel, selects one to satisfy the working frequency points of playing basic demand in a plurality of working frequency points of described channel correspondence.
9, as claim 6,7 or 8 described portable terminals, it is characterized in that, also comprise working frequency points information gathering module;
Described working frequency points information gathering module is used for searching in real time the working frequency points in the full frequency band scope, and according to the electron service instruction that obtains from network side, writes down the working frequency points information of each channel correspondence.
10, portable terminal as claimed in claim 9 is characterized in that, also comprises the electronic business guide update module;
The electronic business guide update module, be used for working frequency points information according to real-time update, upgrade and sort for electron service instruction, make frequency repetition channel for the multiplex (MUX) and in electron service instruction, only keep a channel, make the channel that does not comprise repetition in the electron service instruction, and the electron service instruction behind user's display update.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2009101467528A CN101600102A (en) | 2009-06-24 | 2009-06-24 | A kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched |
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| CNA2009101467528A CN101600102A (en) | 2009-06-24 | 2009-06-24 | A kind of method and portable terminal of realizing that multiband programs of mobile TV intelligence is switched |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102291564A (en) * | 2011-08-19 | 2011-12-21 | 中兴通讯股份有限公司 | Mobile phone television service instruction updating method and system |
| WO2012151992A1 (en) * | 2011-07-22 | 2012-11-15 | 中兴通讯股份有限公司 | Reception method and device for cmmb terminal |
| CN103108230A (en) * | 2011-11-11 | 2013-05-15 | 国民技术股份有限公司 | Roaming method for mobile terminal television system and roaming device |
| WO2015106705A1 (en) * | 2014-01-16 | 2015-07-23 | 中国国际广播电台 | Method and system for implementing large-area continuous coverage of program in digital audio broadcasting |
| CN113473175A (en) * | 2021-08-10 | 2021-10-01 | 海信电子科技（深圳）有限公司 | Content display method and display equipment |
-
2009
- 2009-06-24 CN CNA2009101467528A patent/CN101600102A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012151992A1 (en) * | 2011-07-22 | 2012-11-15 | 中兴通讯股份有限公司 | Reception method and device for cmmb terminal |
| CN102892037A (en) * | 2011-07-22 | 2013-01-23 | 中兴通讯股份有限公司 | CMMB (China mobile multimedia broadcasting) terminal receiving method and device |
| CN102291564A (en) * | 2011-08-19 | 2011-12-21 | 中兴通讯股份有限公司 | Mobile phone television service instruction updating method and system |
| CN102291564B (en) * | 2011-08-19 | 2017-03-15 | 中兴通讯股份有限公司 | Mobile phone television service instruction updating method and system |
| CN103108230A (en) * | 2011-11-11 | 2013-05-15 | 国民技术股份有限公司 | Roaming method for mobile terminal television system and roaming device |
| WO2015106705A1 (en) * | 2014-01-16 | 2015-07-23 | 中国国际广播电台 | Method and system for implementing large-area continuous coverage of program in digital audio broadcasting |
| US9887788B2 (en) | 2014-01-16 | 2018-02-06 | China Radio International | Method and system for implementing a large area continuous coverage of programs in digital audio broadcasting |
| CN113473175A (en) * | 2021-08-10 | 2021-10-01 | 海信电子科技（深圳）有限公司 | Content display method and display equipment |
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Open date: 20091209 |