CN102355560A - Television channel searching method and television set - Google Patents
Television channel searching method and television set Download PDFInfo
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- CN102355560A CN102355560A CN2011102877724A CN201110287772A CN102355560A CN 102355560 A CN102355560 A CN 102355560A CN 2011102877724 A CN2011102877724 A CN 2011102877724A CN 201110287772 A CN201110287772 A CN 201110287772A CN 102355560 A CN102355560 A CN 102355560A
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Abstract
The invention relates to a television channel searching method and a television set. The method disclosed by the invention comprises the following steps: firstly, acquiring corresponding city identification information of a city to which channels required to be searched belong; then, according to the city identification information, setting frequency-point search data or PID (packet identifier) search data of television channels of the city; and finally, according to the frequency-point search data or the PID search data, searching television channels or PID channels of the frequency point so as to generate a television channel information list. By using the parameter-configurable digital television channel searching method provided by the invention, searching results can be changed, and the situation that a part of television programs can not be searched because the parameters of program streams from television stations are changed can be prevented. The method and television set provided by the invention can be widely applied to the field of digital television channel searching.
Description
Technical field
The present invention relates to Digital Television and search the platform technical field, relate in particular to a kind of searching method and television set of television channel.
Background technology
PID (Packet IDdentifier): identity code transmission package.The effect of PID cans be compared to the filename of a file in the Digital Television multiplex system.
UIApi (User Interface Application Programming Interface): user interface program DLL (dynamic link library).In present patent application, UIApi is the title of the standalone module in the software application layer, and this standalone module is used for to middleware layer functional interface being provided.
LCN (Logical Channel Number): logical channel numbers.
Server ID (Server IDdentifier): mobile network identification number.
BAT (Bouquet Association Table): BAT bouquet association table.
At present; Digital television program is more and more universal; But because the digital television program that the TV station in each city sends is different; Partial programme has privately owned attribute; It or not standard attribute; And, if the later stage because of the programme attribute that various places TV station sends changes, possibly cause some privately owned program searching less than.Therefore, a television set is difficult to accomplish to take into account all regions.
In present colleague, comprise the method that we adopt at present, generally use city selective listing system of selection; Promptly preset the relevant program data in each city in advance; The user searches platform according to the data that preset in advance in this city after selecting a city, carries out program ordering and storage again.The major parameter relevant with searching platform is the NIT parameter.In the menu of DVB-C product, " setting of NIT parameter " option is arranged generally.The NIT parameter refers to and includes frequency, symbol rate and the demodulation modes that NIT transmission of Information stream is modulated to.The city is different, and the NIT parameter is different, can change setting by the user.But if the parameter that TV station sends changes, the data that preset in advance lost efficacy probably.
The Digital Television program search is based upon providing in the software layer of complete application programming interfaces for interactive application on the Drive Layer of apparatus of digital television receiving.In middleware layer, there is one to be used to manage standalone module from the functional interface encapsulation of Drive Layer.This standalone module is used for to middleware layer functional interface being provided.
Software application layer is the application software of the native system the superiors, has comprised main program and OSD, and the operation of physics EEPROM is just concentrated on this one deck.An independently module---UIApi is arranged among the Apps.The UIApi management provides the interface that needs from the interface of middleware layer to UI.
To present problem, the present invention proposes a kind of method of dynamic interpolation program parameter: in the menu of TV, add Fabric Interface, the user can add or revise some relevant data of local station and preserve, and then channel searching.After the parameter of sending when the radio station changes, get final product through revising data once more, and can not cause software failure.
Summary of the invention
The objective of the invention is the defective to prior art, a kind of searching method and television set of television channel is provided, utilize the parameter setting to carry out the search of channel, search speed is fast, searches for effective.
On the one hand, the invention provides a kind of searching method of television channel, the searching method of said television channel comprises:
Obtain need city, channel searching place to the Yingcheng City identifying information;
According to said city identifying information, the frequency point searching data or the PID search data of the television channel in said city is set;
According to said frequency point searching data or PID search data, search for the television channel or the PID channel of said frequency, generate the television channel information tabulation.
On the other hand, the present invention also provides a kind of television set of using the searching method of above-mentioned television channel, it is characterized in that, said television set comprises:
Acquiring unit, be used to obtain need city, channel searching place to the Yingcheng City identifying information;
The unit is set, is used for, the frequency point searching data or the PID search data of the television channel in said city is set according to said city identifying information;
Search unit is used for according to said frequency point searching data or PID search data, searches for the television channel or the PID channel of said frequency, generates the television channel information tabulation.
Use the Digital Television channel search method that parameter is set provided by the invention, can change Search Results; And can prevent that the program stream parameter of sending because of TV station from changing, and causes searching partial TV programs; In addition, can also change the sortord of search behind the program.
Description of drawings
The searching method flow chart of a kind of television channel that Fig. 1 provides for the embodiment of the invention;
The structure chart of the television set of a kind of searching method of using above-mentioned television channel that Fig. 2 provides for the embodiment of the invention;
The menu sketch map of the television set of a kind of searching method of using above-mentioned television channel that Fig. 3 provides for the embodiment of the invention.
Embodiment
The embodiment of the invention has proposed a kind of searching method of television channel: obtain need city, channel searching place to the Yingcheng City identifying information; According to said city identifying information, the frequency point searching data or the PID search data of the television channel in said city is set; According to said frequency point searching data or PID search data, search for the television channel or the PID channel of said frequency, generate the television channel information tabulation.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
The searching method flow chart of a kind of television channel that Fig. 1 provides for the embodiment of the invention.As shown in Figure 1, the searching method of television channel of the present invention comprises following concrete steps:
Before television channel searching, at first to obtain need city, channel searching place to the Yingcheng City identifying information.If in the tabulation of city identifying information the urban information of wanting channel searching is arranged, then directly from the tabulation of city identifying information, obtain the city identifying information; If do not want the urban information of channel searching in the tabulation of city identifying information, then add interactive interface, obtain the city identifying information through said interactive interface.
The Digital Television program search is based upon providing in the software layer of complete application programming interfaces for interactive application on the Drive Layer of apparatus of digital television receiving.In middleware layer, there is one to be used to manage standalone module from the functional interface encapsulation of Drive Layer.This standalone module is used for to middleware layer functional interface being provided.
Software application layer Apps is the application software of the native system the superiors, has comprised main program and OSD, and the operation of physics EEPROM is just concentrated on this one deck.An independently module---UIApi is arranged among the Apps.Use the standalone module UIApi among the software application layer Apps to provide the interface that needs to get final product to UI.
After obtaining the city identifying information, the relevant search parameter in said city is set.
In the various parameters of television program search, main changeable parameter is following at present:
1. the pid data of privately owned TV programme:
Can search the special channel that send in each city through pid information; It generally is the high definition ciphered program; The channel that current radio sends has been preset in the relevant information of city, but more how privately owned program still possibly added in radio station, follow-up various places, can dynamically arrange the privately owned pid data of television channel.
2. main frequency point information:
Through the search main frequency point information, can search all program frequency point tabulations of sending in the radio station therein, search for each frequency then and obtain the TV programme specifying information.
3. all there is the sortord of local custom in the radio station, various places:
(1) LCN ordering:
LCN is a logical channel numbers, and it is that TV station specifies certain program for which channel, and some regional radio station requires according to this size ordering.
(2) Server ID ordering:
To be the radio station distribute according to the program various network this attribute ID number, can be through this ID number size ordering.
(3) BAT list sorting:
This table is the Program Association Table data that transmit through code stream, and the relevant information of ordering is arranged, and can dynamically arrange this parameter.
4.NVOD whether program is preserved:
But the NVOD program is a kind of half interaction request program.During search, the city that has need not keep this program, and needing of having keeps, and therefore needs to dynamically arrange parameter.
5. the special frequency that needs of different cities
During channel search, generally search for one by one, but some city possibly need some special frequencies, therefore need to dynamically arrange this parameter according to standard frequency point.
After the relevant search parameter in said city has been set, television set will be searched for the television channel or the PID channel of said frequency according to said frequency point searching data or PID search data, generate the television channel information tabulation.
After having generated the television channel information tabulation, television set will sort to the television channel that searches out according to said sequencing information.Said sortord comprises LCN ordering, Server ID ordering, BAT list sorting.
The structure chart of the television set of a kind of searching method of using above-mentioned television channel that Fig. 2 provides for the embodiment of the invention.As shown in Figure 2:
The menu sketch map of the television set of a kind of searching method of using above-mentioned television channel that Fig. 3 provides for the embodiment of the invention.As shown in Figure 3:
The menu 310 of " searching the platform setting ", television set is carried out and is searched the platform order, and the form of a menu of execution result is presented on the television set receiving when searching the platform order.Should comprise " city selection " parameter, " channel search " parameter, " channel editor " parameter in " searching the platform setting " menu.
" city selection " menu 320, in " searching the platform setting " menu, television set will be carried out this order, and the form of execution result with " city selection " menu will be presented on the television set after receiving " city selection " order.Comprise city identifying information tabulation in " city selection " menu.Television set also can provide an interactive interface in addition, obtains the city identifying information through this interactive interface.
" channel editor " menu 330, in " searching the platform setting " menu, television set will be carried out this order, and the form of execution result with " channel editor " menu will be presented on the television set after receiving " channel editor " order.The various changeable parameter that comprises present digital television program search in " channel editor " menu is like privately owned PID, dominant frequency point, sortord, NVOD program, special frequency.Wherein sortord comprises several sortords again, like LCN ordering, Service ID ordering, BAT ordering.
" interpolation city " menu 340, in " city selection " menu, television set can be carried out this order, and the form of execution result with " interpolation city " menu is presented on the television set after receiving " interpolation city " order.The various changeable parameter that comprises present digital television program search in " interpolation city " menu is like privately owned PID, dominant frequency point, sortord, NVOD program, special frequency.Wherein sortord comprises several sortords again, like LCN ordering, Service ID ordering, BAT ordering.After these parameters are provided with completion, television set will add a parameter that is provided with in the identifying information tabulation of city.
The embodiment of the invention also provides a kind of television set, has implanted the channel searching method in the embodiment of the invention in the said television set.The television set that the embodiment of the invention provided has the function of utilizing the parameter setting to carry out channel search, and search speed is fast, searches for effective.Therefore, the television set that provides of the embodiment of the invention is also in the protection range of present patent application.
The professional should further recognize; The unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein; Can realize with electronic hardware, computer software or the combination of the two; For the interchangeability of hardware and software clearly is described, the composition and the step of each example described prevailingly according to function in above-mentioned explanation.These functions still are that software mode is carried out with hardware actually, depend on the application-specific and the design constraint of technical scheme.The professional and technical personnel can use distinct methods to realize described function to each certain applications, but this realization should not thought and exceeds scope of the present invention.
The software module that the method for describing in conjunction with embodiment disclosed herein or the step of algorithm can use hardware, processor to carry out, perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
Above-described embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain; Institute is understood that; The above only is the specific embodiment of the present invention; And be not used in qualification protection scope of the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the searching method of a television channel is characterized in that, the searching method of said television channel comprises:
Obtain need city, channel searching place to the Yingcheng City identifying information;
According to said city identifying information, the frequency point searching data or the PID search data of the television channel in said city is set;
According to said frequency point searching data or PID search data, search for the television channel or the PID channel of said frequency, generate the television channel information tabulation.
2. the searching method of television channel as claimed in claim 1 is characterized in that, said obtaining needs city, channel searching place the Yingcheng City identifying information is specially, and from the tabulation of city identifying information, obtains the city identifying information; Or the interpolation interactive interface, obtain the city identifying information through said interactive interface.
3. the searching method of television channel as claimed in claim 1; It is characterized in that; Said dominant frequency point search data or the PID search data that television channel is set is specially: add interactive interface, utilize said interactive interface that the frequency point searching data or the PID search data of television channel are set.
4. the searching method of television channel as claimed in claim 3 is characterized in that, said interpolation interactive interface is specially, and uses the standalone module UIApi in the software application layer that the interface that needs is provided.
5. the searching method of television channel as claimed in claim 1 is characterized in that, the said frequency point searching data that the television channel in said city is set are specially, and the dominant frequency point search data and/or the special frequency point searching data of the television channel in said city are set.
6. the searching method of television channel as claimed in claim 1 is characterized in that, the television channel or the PID channel of the said frequency of said search are specially, the television channel or the PID channel of the said frequency of search on common frequency band and/or special frequency range.
7. the searching method of television channel as claimed in claim 1; It is characterized in that, also comprise after the tabulation of said generation television channel information: according to LCN number or Server id number or BAT number to each television channel ordering in the said television channel information tabulation.
8. television set of using the searching method of the arbitrary said television channel of aforesaid right requirement 1-7 is characterized in that said television set comprises:
Acquiring unit, be used to obtain need city, channel searching place to the Yingcheng City identifying information;
The unit is set, is used for, the frequency point searching data or the PID search data of the television channel in said city is set according to said city identifying information;
Search unit is used for according to said frequency point searching data or PID search data, searches for the television channel or the PID channel of said frequency, generates the television channel information tabulation.
9. television set as claimed in claim 8 is characterized in that, said acquiring unit specifically will obtain the city identifying information from the tabulation of city identifying information; Or the interpolation interactive interface, obtain the city identifying information through said interactive interface.
10. television set as claimed in claim 8 is characterized in that, the said unit that is provided with utilizes said interactive interface that the frequency point searching data or the PID search data of television channel are set specifically with the interpolation interactive interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011102877724A CN102355560A (en) | 2011-09-23 | 2011-09-23 | Television channel searching method and television set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102877724A CN102355560A (en) | 2011-09-23 | 2011-09-23 | Television channel searching method and television set |
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| CN2011102877724A Pending CN102355560A (en) | 2011-09-23 | 2011-09-23 | Television channel searching method and television set |
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| CN103002327A (en) * | 2012-12-31 | 2013-03-27 | 深圳Tcl新技术有限公司 | Method and device for obtaining television channel listings |
| CN105721926A (en) * | 2016-03-01 | 2016-06-29 | 青岛海信电器股份有限公司 | EPG information acquisition method and apparatus |
| WO2017128594A1 (en) * | 2016-01-27 | 2017-08-03 | 深圳国微技术有限公司 | Processing method, apparatus and terminal for presenting diversified channel list of digital television |
| CN111683284A (en) * | 2020-06-23 | 2020-09-18 | 深圳创维－Rgb电子有限公司 | Program list generation method and device, display equipment and readable storage medium |
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Application publication date: 20120215 |