CN103220480A - Display device and digital satellite channel ordering method - Google Patents
Display device and digital satellite channel ordering method Download PDFInfo
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- CN103220480A CN103220480A CN2012100187841A CN201210018784A CN103220480A CN 103220480 A CN103220480 A CN 103220480A CN 2012100187841 A CN2012100187841 A CN 2012100187841A CN 201210018784 A CN201210018784 A CN 201210018784A CN 103220480 A CN103220480 A CN 103220480A
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Abstract
The invention provides a display device which comprises a searching unit which is used for searching channels, an establishing unit which is used for creating a channel searching data sheet based on the searched channels, and an ordering unit which is used for ordering the channels in the channel searching data sheet according to a preset channel ordering sheet. According to the technical scheme, channels which are frequently watched by a user are ordered and located in the front of a channel list, user habits of the user are better fit. The invention further provides a digital satellite channel ordering method.
Description
Technical field
The present invention relates to the Display Technique field, in particular to display unit and digital terrestial television channels sort method.
Background technology
There is not clear and definite channel ordering flag bit at present in the digital satellite signal, so general digital satellite television all is simply to sort by letter sequence or according to frequency values, and thousands of channels have been arranged now, along with increasing of channel, the user wants to select the channel of liking, need to take a lot of time and efforts, prior art is not considered user's the custom of watching, and makes troubles for watching of user.
Therefore, need a kind of ordering techniques, the channel that the user often can be watched sorts, and user friendlyly searches and watches.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of ordering techniques, the channel that the user often can be watched sorts, and user friendlyly searches and watches.
According to an aspect of the present invention, provide a kind of display unit, having comprised: search unit is used for channel searching; Creating unit is used for setting up the channel search tables of data based on the channel that searches; Sequencing unit sorts to the channel in the described channel search tables of data according to the channel sequencing table that presets.
Have the channel information that most of users like in the channel sequencing table that presets and sort, channel in the channel search tables of data of setting up according to the channel that searches out may not exclusively comprise the pre-set channel in the channel sequencing table that presets, so need be based on the channel sequencing table to the channel that the searches out processing of sorting.
In technique scheme, preferably, described creating unit also is used to obtain the identification information of the channel that searches, and described identification information is kept in the described channel search tables of data; Described display unit also comprises: memory, be used to preserve channel search tables of data and the described channel sequencing table that described creating unit is created, and wherein, in described channel sequencing table, save presets the data of channel according to the data structure of definition.
In technique scheme, preferably, described identification information comprises the identification number of the identification number that identifies carrier network, sign program place code stream and/or identifies the identification number of described program; Information in the described data structure comprises channel, channel name and/or the identification information of described pre-set channel.According to DVB (Digital Video Broadcasting, digital video broadcasting) standard, but the identification number of sign carrier network, the identification number of sign program place code stream and the digital channel of identification number unique identification that identifies described program.
In technique scheme, preferably, described sequencing unit can comprise: the coupling subelement, identification information based on channel, according to the pre-set channel clooating sequence in the described channel sequencing table, in described channel search tables of data, obtain the channel of the described channel sequencing table of coupling successively, form channel order; Subelement is set, the channel of coupling channel is set according to the channel order that matches.
Can match channel identical in channel sequencing table and the channel search tables of data (being called the coupling channel) according to identification information, and when concrete coupling, be to mate successively according to the order of channel sequencing table mid band, therefore, the channel that matches also has order, come in proper order for the channel that matches channel to be set according to this, the channel of first coupling channel is 1, and channel increases progressively successively.
In technique scheme, preferably, the flag bit that described creating unit also is used for described all channels of channel search tables of data is set to first flag bit; The described subelement that is provided with is in described channel search tables of data, the flag bit of described coupling channel is changed to second flag bit from first flag bit, after change finishes, to flag bit in described channel search tables of data is that the channel of first flag bit sorts, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
Before ordering, the flag bit of all channels in the channel search tables of data is set to first flag bit (for example LCN_ABSENT), after ordering, the flag bit of the coupling channel in the channel search tables of data is changed to second flag bit (for example changing original LCN_ABSENT into LCN_PRESENT) from first flag bit.To flag bit in the channel search tables of data still is that the channel of first flag bit is proceeded ordering, be arranged in the channel back that the user likes, the channel (highest channel number) of last channel after sorting is added 1 as initial channel, remaining channel is sorted according to the order in the channel search tables of data (lexicographic order or frequency values order).
According to a further aspect in the invention, also provide a kind of digital terrestial television channels sort method, may further comprise the steps: channel searching, set up the channel search tables of data based on the channel that searches; According to the channel sequencing table that presets the channel in the described channel search tables of data is sorted.
In technique scheme, preferably, can also comprise: obtain the identification information of the channel that searches, described identification information is kept in the described channel search tables of data; In the described channel sequencing table that presets, save presets the data of channel according to the data structure of definition.
In technique scheme, preferably, described identification information comprises the identification number of the identification number that identifies carrier network, sign program place code stream and/or identifies the identification number of described program; Information in the described data structure comprises channel, channel name and/or the identification information of described pre-set channel.
In technique scheme, preferably, according to the channel sequencing table that presets the method that the channel in the described channel search tables of data sorts is specifically comprised: based on the identification information of channel, according to the pre-set channel clooating sequence in the described channel sequencing table, in described channel search tables of data, obtain the channel of the described channel sequencing table of coupling successively, form channel order; The channel of coupling channel is set according to the channel order that matches.
In technique scheme, preferably, can also comprise: before ordering, the flag bit of all channels is set to first flag bit in the described channel search tables of data; In described channel search tables of data, the flag bit of described coupling channel is changed to second flag bit from first flag bit; After change finishes, to flag bit in described channel search tables of data is that the channel of first flag bit is proceeded ordering, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
According to technical scheme of the present invention, at first extract the data structure (but channel of this data structure unique identification) of the digital channel that the user often watches, set up the channel sequencing table.Channel searching then, set up channel search tables of data (preserving the identification information of each channel in this channel searching tables of data), when ordering, judge according to identification information, if the current channel of channel searching tables of data is present in the channel sequencing table, then be arranged in the appropriate location, until with all channels traversal and carried out suitable ordering.Like this, just the channel that the user is often watched has carried out ordering and has been arranged in channel list foremost, also need not the user and manually sorts, and user friendlyly searches and watches.
Description of drawings
Fig. 1 shows the block diagram of display unit according to an embodiment of the invention;
Fig. 2 shows the flow chart of digital terrestial television channels sort method according to an embodiment of the invention;
Fig. 3 shows the flow chart that according to the channel sequencing table channel is sorted according to an embodiment of the invention;
It still is the flow chart that the channel of first flag bit sorts that Fig. 4 shows according to an embodiment of the invention flag bit.
Embodiment
In order more to be expressly understood above-mentioned purpose of the present invention, feature and advantage, the present invention is further described in detail below in conjunction with the drawings and specific embodiments.
Set forth a lot of details in the following description so that fully understand the present invention, still, the present invention can also adopt other to be different from other modes described here and implement, and therefore, the present invention is not limited to the restriction of following public specific embodiment.
Fig. 1 shows the block diagram of display unit according to an embodiment of the invention.
As shown in Figure 1, display unit 100 comprises according to an embodiment of the invention: search unit 102 is used for channel searching; Creating unit 104 is used for setting up the channel search tables of data based on the channel that searches; Sequencing unit 106 sorts to the channel in the channel search tables of data according to the channel sequencing table that presets.
Have the channel information that most of users like in the channel sequencing table that presets and sort, channel in the channel search tables of data of setting up according to the channel that searches out may not exclusively comprise the pre-set channel in the channel sequencing table that presets, so need be based on the channel sequencing table to the channel that the searches out processing of sorting.
In technique scheme, preferably, creating unit 104 also is used to obtain the identification information of the channel that searches, and identification information is kept in the channel search tables of data; Display unit 100 also comprises: memory 108, be used to preserve channel search tables of data and the channel sequencing table that creating unit 104 is created, and wherein, in described channel sequencing table, save presets the data of channel according to the data structure of definition.
In technique scheme, preferably, identification information comprises the identification number that identifies carrier network, the identification number of sign program place code stream and/or the identification number of sign program; Information in the data structure comprises channel, channel name and/or the identification information of pre-set channel.According to DVB (Digital Video Broadcasting, digital video broadcasting) standard, but the identification number of sign carrier network, the identification number of sign program place code stream and digital channel of identification number unique identification of sign program.
In technique scheme, preferably, sequencing unit 106 can comprise: coupling subelement 1062, identification information based on channel, according to the pre-set channel clooating sequence in the channel sequencing table, in the channel search tables of data, obtain the channel of coupling channel sequencing table successively, form channel order; Subelement 1064 is set, the channel of coupling channel is set according to the channel order that matches.
Can match channel identical in channel sequencing table and the channel search tables of data (being called the coupling channel) according to identification information, and when concrete coupling, be to mate successively according to the order of channel sequencing table mid band, therefore, the channel that matches also has order, come in proper order for the channel that matches channel to be set according to this, the channel of first coupling channel is 1, and channel increases progressively successively.
In technique scheme, preferably, the flag bit that creating unit 104 also is used for all channels of channel search tables of data is set to first flag bit; Subelement 1064 is set in the channel search tables of data, the flag bit of coupling channel is changed to second flag bit from first flag bit, after change finishes, to flag bit in the channel search tables of data is that the channel of first flag bit sorts, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
Before ordering, the flag bit of all channels in the channel search tables of data is set to first flag bit (for example LCN_ABSENT), after ordering, the flag bit of the coupling channel in the channel search tables of data is changed to second flag bit (for example changing original LCN_ABSENT into LCN_PRESENT) from first flag bit.To flag bit in the channel search tables of data still is that the channel of first flag bit is proceeded ordering, be arranged in the channel back that the user likes, the channel of last channel after sorting is added 1 as initial channel, remaining channel is sorted according to the order in the channel search tables of data.
Fig. 2 shows the flow chart of digital terrestial television channels sort method according to an embodiment of the invention.
As shown in Figure 2, the digital terrestial television channels sort method may further comprise the steps according to an embodiment of the invention: step 202, and channel searching is set up the channel search tables of data based on the channel that searches; Step 204 sorts to the channel in the described channel search tables of data according to the channel sequencing table that presets.
In technique scheme, preferably, can also comprise: obtain the identification information of the channel that searches, identification information is kept in the channel search tables of data; In the channel sequencing table that presets, save presets the data of channel according to the data structure of definition.
In technique scheme, preferably, identification information comprises the identification number that identifies carrier network, the identification number of sign program place code stream and/or the identification number of sign program; Information in the data structure comprises channel, channel name and/or the identification information of pre-set channel.
In technique scheme, preferably, according to the channel sequencing table that presets the method that the channel in the channel search tables of data sorts is specifically comprised: based on the identification information of channel, according to the pre-set channel clooating sequence in the channel sequencing table, in the channel search tables of data, obtain the channel of coupling channel sequencing table successively, form channel order; The channel of coupling channel is set according to the channel order that matches.
In technique scheme, preferably, can also comprise: before ordering, the flag bit of all channels is set to first flag bit in the channel search tables of data; In the channel search tables of data, the flag bit that mates channel is changed to second flag bit from first flag bit; After change finishes, to flag bit in the channel search tables of data is that the channel of first flag bit is proceeded ordering, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
According to technical scheme of the present invention, at first extract the data structure (but channel of this data structure unique identification) of the digital channel that the user often watches, set up the channel sequencing table.Channel searching then, set up channel search tables of data (preserving the identification information of each channel in this channel searching tables of data), when ordering, judge according to identification information, if the current channel of channel searching tables of data is present in the channel sequencing table, then be arranged in the appropriate location, until with all channels traversal and carried out suitable ordering.Like this, just the channel that the user is often watched has carried out ordering and has been arranged in channel list foremost, user friendlyly searches and watches.
Below in conjunction with Fig. 3 and Fig. 4 digital terrestial television channels sort method according to the present invention is elaborated, Fig. 3 shows the flow chart that according to the channel sequencing table channel is sorted according to an embodiment of the invention, and it still is the flow chart that the channel of first flag bit sorts that Fig. 4 shows according to an embodiment of the invention flag bit.
At first define the data structure of the channel information of preserving in the channel sequencing table, as follows:
Wherein, u16SrvNum is the channel of this channel; PsSrvName is the channel name of this channel; U16SrvID is the SID (Service ID is present in the SDT table, is used to identify the ID of current program) of this channel; U16ONID is the ONID (Original Network ID is present in the NIT table, is used to identify the network ID of current program place operator) of this channel; U16TSID is the TSID (Transport Stream ID is present in the SDT table, is used to identify the ID of current program place code stream) of this channel.Therefore, the identification information of a channel of sign can be shown from NIT, obtain the SDT table.
After having defined data structure, set up the channel sequencing table.
According to user custom, obtain the identification informations such as ONID, TSID, SID of preceding 100 channels that user's custom watches, and set up the channel sequencing table, for example down shown in the tabulation:
Channel searching is stored the channel that gets access to, and gets access to ONID, TSID, the SID data of each channel, sets up the channel searching tables of data.
Preset that the accommodation of ordering: DVBS searches platform, all channels do not have LCN.According to the DVB standard, but channel of SID, ONID and TSID unique identification.So, can judge that whether this channel is the channel that needs priority ordering, and carry out the respective row preface according to above-mentioned 3 ID.
The flag bit of all channels is set to LCN_ABSENT (first flag bit) in the channel search tables of data then, according to the channel sequencing table that presets, find the channel that meets, its flag bit is set to LCN_PRESET (second flag bit), and channel is since 1 sort ascending.Concrete ordered steps as shown in Figure 3.
At last, finish ordering based on the channel sequencing table that presets after, still be that the channel of LCN_ABSENT sorts at all flag bits, concrete ordered steps as shown in Figure 4.
As shown in Figure 3, in step 302, the flag bit of all channels in the channel search tables of data is set to LCN_ABSENT.In step 304, obtain i the channel (i is since 1) of the channel sequencing table that presets.In step 306, obtain j the channel (j is since 1) of channel search tables of data.In step 308, judge whether i channel be identical with the identification information of j channel, if identical, then enter step 310, if inequality, then enter step 320.
In step 320, judge whether channel in the channel search tables of data is searched for and finish, if judged result is for being, then enter step 324, if judged result is for denying, then enter step 322, j is added 1, obtain j+1 channel of channel search tables of data and i channel of channel sequencing table and compare.In step 324, j is set to 1, enters step 314.
In step 310, the channel of j channel in the channel search tables of data is set to ServerNum+1, and the value of ServerNum is since 0, and when j was 1, channel was 1 so.
In step 312, the flag bit of j channel is set to LCN_PRESET in the channel search tables of data.
In step 314, whether the channel sequencing table that judgement is preset is searched for and is finished, if judged result then enters step 318 for not, makes i add 1; If judged result for being, then enters step 316, still proceed ordering at all flag bits in the channel search tables of data for the channel of LCN_ABSENT, concrete sort method is referring to Fig. 4.
As shown in Figure 4, in step 402, obtain the highest channel number in the channel that ordering back flag bit is LCN_PRESET.In step 404, obtain i the channel (i is since 1) of channel search tables of data.In step 406, judge whether the flag bit of i channel is LCN_ABSENT, if judged result for being, then enters step 408, if judged result then enters step 414 for not.
In step 408, current highest channel number is added 1 channel as this i channel.In step 410, the flag bit of this i channel is set to LCN_PRESET.In step 412, it is that flag bit is a highest channel number new in the channel of LCN_PRESET that this current highest channel number adds 1.
In step 414, judge whether the channel search tables of data searches for to finish, if judged result is for being that then process ends if judged result then enters step 416 for denying, makes i add 1, gets back to step 404.
Sort method according to the present invention is a kind of channel sort method at digital satellite television.By above-described channel bank sequence algorithm, the channel that the user is often watched sorts in the front of channel list, and channel is arranged continuously since 1, more meets user's use habit, quick and user friendly the searching of channel ordering.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a display unit is characterized in that, comprising:
Search unit is used for channel searching;
Creating unit is used for setting up the channel search tables of data based on the channel that searches;
Sequencing unit sorts to the channel in the described channel search tables of data according to the channel sequencing table that presets.
2. display unit according to claim 1 is characterized in that described creating unit also is used to obtain the identification information of the channel that searches, and described identification information is kept in the described channel search tables of data;
Described display unit also comprises: memory, be used to preserve channel search tables of data and the described channel sequencing table that described creating unit is created, and wherein, in described channel sequencing table, save presets the data of channel according to the data structure of definition.
3. display unit according to claim 2 is characterized in that, described identification information comprises the identification number of the identification number that identifies carrier network, sign program place code stream and/or identifies the identification number of described program;
Information in the described data structure comprises channel, channel name and/or the identification information of described pre-set channel.
4. display unit according to claim 3 is characterized in that, described sequencing unit comprises:
The coupling subelement based on the identification information of channel, according to the pre-set channel clooating sequence in the described channel sequencing table, obtains the channel of the described channel sequencing table of coupling successively in described channel search tables of data, form channel order;
Subelement is set, the channel of coupling channel is set according to the channel order that matches.
5. display unit according to claim 4 is characterized in that, the flag bit that described creating unit also is used for described all channels of channel search tables of data is set to first flag bit;
The described subelement that is provided with is in described channel search tables of data, the flag bit of described coupling channel is changed to second flag bit from first flag bit, after change finishes, to flag bit in described channel search tables of data is that the channel of first flag bit sorts, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
6. a digital terrestial television channels sort method is characterized in that, may further comprise the steps:
Channel searching is set up the channel search tables of data based on the channel that searches;
According to the channel sequencing table that presets the channel in the described channel search tables of data is sorted.
7. digital terrestial television channels sort method according to claim 6 is characterized in that, also comprises:
Obtain the identification information of the channel that searches, described identification information is kept in the described channel search tables of data;
In the described channel sequencing table that presets, save presets the data of channel according to the data structure of definition.
8. digital terrestial television channels sort method according to claim 7 is characterized in that, described identification information comprises the identification number of the identification number that identifies carrier network, sign program place code stream and/or identifies the identification number of described program;
Information in the described data structure comprises channel, channel name and/or the identification information of described pre-set channel.
9. digital terrestial television channels sort method according to claim 8 is characterized in that, according to the channel sequencing table that presets the method that the channel in the described channel search tables of data sorts is specifically comprised:
Based on the identification information of channel, according to the pre-set channel clooating sequence in the described channel sequencing table, in described channel search tables of data, obtain the channel of the described channel sequencing table of coupling successively, form channel order;
The channel of coupling channel is set according to the channel order that matches.
10. digital terrestial television channels sort method according to claim 9 is characterized in that, also comprises:
Before ordering, the flag bit of all channels is set to first flag bit in the described channel search tables of data;
In described channel search tables of data, the flag bit of described coupling channel is changed to second flag bit from first flag bit;
After change finishes, to flag bit in described channel search tables of data is that the channel of first flag bit is proceeded ordering, be that maximum channel adds one in the channel of second flag bit with flag bit, as a token of the position is the initial channel of channel when ordering of first flag bit.
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| CN2012100187841A CN103220480A (en) | 2012-01-20 | 2012-01-20 | Display device and digital satellite channel ordering method |
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| CN2012100187841A CN103220480A (en) | 2012-01-20 | 2012-01-20 | Display device and digital satellite channel ordering method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105898592A (en) * | 2015-12-31 | 2016-08-24 | 乐视网信息技术（北京）股份有限公司 | Client play data allocation method and client |
| CN107995520A (en) * | 2017-12-13 | 2018-05-04 | 青岛海信电器股份有限公司 | Channel information acquisition methods, device and terminal |
| WO2021212814A1 (en) * | 2020-04-22 | 2021-10-28 | 聚好看科技股份有限公司 | Media asset information display method, and display device |
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