CN105451078A - EPG interface updating method and device - Google Patents
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Abstract
The invention discloses an electronic program guide (EPG) interface updating method and device. The updating method comprises the following steps: determining difference content between a first EGP interface and a second EGP interface according to a first descriptor corresponding to the first EGP interface in the latest version and a second descriptor corresponding to the second EGP interface stored locally; searching content corresponding to regional code in the difference content according to the regional code corresponding to a local client; according to group number of the local client, determining the content, corresponding to the group number, in the searched content as updating content; and updating the second EGP interface according to the updating content. By carrying regional code matching on the difference content of the EGP interfaces, EGP difference content of the local region is determined; and by carrying out group number matching on the EGP difference content of the local region, the updating content of the EGP interface belonging to the local group is determined accurately, and effective update of the EGP interface can be realized efficiently based on updating content.
Description
Technical field
The present invention relates to EPG field, specifically, relate to a kind of update method and device of EPG interface.
Background technology
At present, EPG interface is widely used in direct broadcasting satellite field, and all kinds of menus that user can provide by EPG interface complete the various operations to Set Top Box, such as, to the browsing of channel program, to the reservation program request of program, check the program etc. liked.
But, in present stage, for the EPG interface in direct broadcasting satellite field, most of EPG system adopts the page setup of solidification of dispatching from the factory, that is, user is difficult to carry out upgrading to the picture at EPG interface and information and upgrades, and when Set Top Box is being issued to after in user's hand, EPG interface will no longer change, and, even if complete renewal to EPG interface, also by carrying out the overall renewal realized EPG system of upgrading to system, unnecessary updating operation can only will be there is so in the prior art.
For in correlation technique to the renewal difficult problem that the EPG interface in direct broadcasting satellite field exists, at present effective solution is not yet proposed.
Summary of the invention
For correlation technique, the EPG interface in direct broadcasting satellite field is existed to the problem upgrading difficulty, the present invention proposes a kind of update method and device of EPG interface, can determine to belong to the EPG interface more fresh content of local grouping accurately, and the effective renewal to EPG interface can be realized efficiently based on more fresh content.
The EPG interface more fresh content belonging to local top box can be determined accurately, and realize the renewal to EPG interface efficiently based on more fresh content.
Technical scheme of the present invention is achieved in that
According to an aspect of the present invention, a kind of update method of EPG interface is provided.
This update method comprises:
The first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that an EPG interface is different from the difference content at the 2nd EPG interface;
Regional code corresponding to local client, searches the content corresponding with regional code in difference content;
According to the packet number of local client, content corresponding with packet number in the content found is defined as more fresh content;
According to more fresh content, the 2nd EPG interface is upgraded.
Wherein, when determining that an EPG interface is different from the difference content at the 2nd EPG interface, can by the mode that will monitor the descriptor at an EPG interface that obtains and the descriptor at the 2nd EPG interface and compare, determine whether to need to upgrade the 2nd EPG interface, and determining to need more under news, and according to the mark of the first descriptor determination difference content.
In addition, after finding content corresponding with regional code in difference content, this update method comprises further:
The version number of corresponding contents in the version number of content corresponding with regional code in difference content and the 2nd EPG interface is contrasted, and when comparative result is different, determines that the content in the 2nd EPG interface needs to upgrade.
In addition, when more fresh content comprises picture, according to when more fresh content upgrades the 2nd EPG interface, content corresponding with the packet number of local client for packet number in the configuration file of picture in more fresh content can be downloaded to local client.
In addition, this update method comprises further:
Upgrade the version number of local descriptor;
Upgrade local EPG version number;
Upgrade the version number of EPG configuration file.
In addition, the type at EPG interface comprise following one of at least:
Start-up picture;
Audio background interface;
Channel browsing interface;
Favorite channel interface;
Program guide interface;
Interface of main menu;
Programme information interface;
Volume interface.
According to a further aspect in the invention, a kind of update method of EPG interface is additionally provided.
This update method comprises:
The first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that an EPG interface is different from the difference content at the 2nd EPG interface;
Regional code corresponding to local client, searches the content corresponding with regional code in difference content;
According to the content found, the 2nd EPG interface is upgraded.
Wherein, when more fresh content comprises picture, this update method comprises further:
According to the packet number of local client, content corresponding with packet number in the content found is defined as more fresh content;
Further, when upgrading the 2nd EPG interface, more fresh content is utilized to upgrade.
According to another aspect of the invention, a kind of updating device of EPG interface is provided.
This updating device comprises:
First determination module, for the second descriptor corresponding to the first descriptor corresponding to an EPG interface of latest edition and local 2nd EPG interface of preserving, determines that an EPG interface is different from the difference content at the 2nd EPG interface;
Search module, for the regional code corresponding to local client, in difference content, search the content corresponding with regional code;
First update module, for upgrading the 2nd EPG interface according to the content found.
Wherein, when more fresh content comprises picture, this updating device comprises further:
Second determination module, for the packet number according to local client, is defined as more fresh content by content corresponding with packet number in the content found;
Second update module, for when upgrading the 2nd EPG interface, utilizes more fresh content to upgrade.
The present invention determines the difference content at EPG interface by comparing descriptor, and by mating the regional code of EPG interface difference content, determine the EPG content belonging to local zone, and by carrying out the coupling of packet number to the EPG content belonging to local zone, determine to belong to the EPG interface more fresh content of local grouping accurately, and the effective renewal to EPG interface can be realized efficiently based on more fresh content.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the flow chart of the update method at EPG interface according to the embodiment of the present invention;
Fig. 2 is the EPG favorite channel interface according to the embodiment of the present invention;
Fig. 3 is the EPG program guide interface according to the embodiment of the present invention;
Fig. 4 is the EPG interface of main menu according to the embodiment of the present invention;
Fig. 5 is the EPG programme information interface according to the embodiment of the present invention;
Fig. 6 is the EPG volume interface according to the embodiment of the present invention;
Fig. 7 is the flow chart of the update method at EPG interface according to another embodiment of the present invention;
Fig. 8 is the block diagram of the updating device at EPG interface according to the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
According to embodiments of the invention, provide a kind of update method of EPG interface.
As shown in Figure 1, comprise according to the update method of the embodiment of the present invention:
Step S101, the first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that an EPG interface is different from the difference content at the 2nd EPG interface;
Step S103, the regional code corresponding to local client, searches the content corresponding with regional code in difference content;
Step S105, according to the packet number of local client, is defined as more fresh content by content corresponding with packet number in the content found;
Step S107, upgrades the 2nd EPG interface according to more fresh content.
By such scheme of the present invention, can determine to belong to the EPG interface more fresh content of local grouping accurately, and the effective renewal to EPG interface can be realized efficiently based on more fresh content.
But should be noted that, in actual applications, technical scheme of the present invention both may be used for upgrading the picture on EPG interface, also may be used for upgrading the information at EPG interface, further, for the trigger timing of EPG interface renewal rewards theory, namely it can be that start triggers, also can be real-time triggering, the present invention limit this.
Wherein, the interface type of EPG can comprise start-up picture, audio background interface, channel browsing interface, favorite channel interface as shown in Figure 2, program guide interface as shown in Figure 3, interface of main menu as shown in Figure 4, programme information interface as shown in Figure 5, volume interface as shown in Figure 6.
Wherein, except volume interface and programme information interface, the switching of several pictures all supported by all EPG pictures, and switching time is determined by the image/video attribute duration parameters of picture; Further, above-mentioned all EPG interfaces all support that start upgrades, and wherein, volume interface and programme information interface are not only supported that start upgrades and also supported real-time update.
But it should be noted that and to upgrade because technical scheme of the present invention can be suitable for polytype EPG interface, therefore, in actual applications, for the type at EPG interface, it also can other EPG interface, and the present invention does not limit this.
In addition, in actual applications, all EPG pictures all can prefabricated acquiescence picture, when synthetic decoder receives new picture and is updated successfully, will on EPG interface the successful picture of display update; When upgrade failure or the picture off-gauge that receives close display require time, picture is given tacit consent in display.
Technique scheme so for a better understanding of the present invention, here will in conjunction with specific embodiments to the picture at EPG interface more new technological process make and elaborating.
First example is updated to the start of the picture at EPG interface, after the Integrated Receive Decoder start of local client, Integrated Receive Decoder will monitor the linkage descriptor (linkage_descriptor) that descriptor type (linkage_type) is 0x81, and the descriptor version number (version_num) broadcast in linkage_descriptor and the local version_num stored are made comparisons, when the two is identical, then representing does not have EPG interface to upgrade, and is left intact; When the two is different, then indicate that EPG interface upgrades, Integrated Receive Decoder will obtain the corresponding PID upgrading the updated data table EUT (EPG_UPDATE_TABLE) of picture from linkage_descriptor, and download according to this PID and read the EUT that table_id is 0x96, define as shown in table 1:
Table 1
By read table_id be that in the EUT of 0x96, table_id_extension is 0x0102 sublist, be that target area zipcode in the EUT of 0x0102 mates by regional code zipcode and the table_id_extension of Integrated Receive Decoder, if mate unsuccessful, then represent that local zone does not exist renewal, then exit flow process and upgrade local descriptor version number; If the match is successful, then represent that local zone exists the renewal at EPG interface, and the up-to-date EPG version number (epg_version) corresponding with the regional code that the match is successful and local EPG version number are contrasted, if comparing result is identical, then represent that local client does not exist the renewal at EPG interface, will flow process be exited and upgrade the version number of local descriptor; If comparing result is different, then determine that the content in local EPG interface needs to upgrade, and be the sublist of 0x0202 by the table_id_extension read corresponding to the described up-to-date EPG version number read in EUT, obtaining PID, table_id, table_ext_id position of new data (namely more) of corresponding EPG interface more fresh content, then according to PID, table_id, table_ext_id of obtaining is download EPG picture configuration file (as shown in table 2) in the proprietary data table of 0x94 at table_id
Table 2
Wherein, each field specific definition is as follows:
Version:16 bit field, indicates the version number of a set of EPG picture, and the Integrated Receive Decoder of different grouping may correspond to the EPG picture of different editions, and Integrated Receive Decoder only stores the EPG picture version mated with its packet attributes;
Group_property_length:16 bit field, indicates certain a set of EPG picture corresponding packet attributes total byte length, and represent the invalid and N=1 of packet attributes when length is 0, all Integrated Receive Decoders all do not need reprocessing packet attributes;
Group_property (): indicate the concrete packet attributes of certain a set of EPG picture, concrete definition, see I.2.3.1, has allowed 0 or one in a circulation;
Property_count: mark following cycle number of times, calculates configuration file length according to cycle-index;
Category:8 bit field, instruction EPG picture/mb-type, specifically in table 3
| Value | Annotation |
| 0x01 | Start-up picture |
| 0x02 | Main menu |
| 0x03 | Channel browsing |
| 0x04 | Favorite channel |
| 0x05 | Program guide |
| 0x06 | Channel information bar |
| 0x07 | Volume bar EPG picture |
| 0x08 | Audio broadcasting background EPG picture |
| 0x09～0xFF | Reserved |
Table 3
Wherein, property_length:16 bit field, indicates the total byte length of this EPG picture Subsequent attributes; Property (): indicate the attribute that this EPG picture comprises.
After Integrated Receive Decoder has downloaded EPG picture configuration file, will by this configuration file download pictures file in above-mentioned proprietary data table, wherein, first 3 of picture file filename is decimal numeral ascii coding (if start-up picture is 001_bootlogo1.mpg) of table_ext_id;
Then Integrated Receive Decoder parses the parameter configuration files of picture data files and each EPG picture/mb-type from configuration file, and mate by local packet number is carried out contrast with the packet attributes (as shown in table 4) in configuration file, determine and store to correspond to the local picture data files of grouping and the parameter configuration files of each EPG picture/mb-type;
Wherein, packet attributes in picture configuration file describes one or more packet number, whether it can indicate certain cover EPG picture effective to these groupings, if not this attribute, then show that more new data does not control (packet number is corresponding with the group_id in Integrated Receive Decoder, and group_id can be upgraded by CA) by grouping;
Table 4
Each field specific definition:
Property_tag:8 bit field, indicates this attribute-bit, and value is 0xB0;
Property_length:16 bit field, indicates this attribute subsequent words joint number;
Associate_type:8 bit field, instruction association type, concrete value is in table 5.
Table 5
Wherein, group_id:16 bit field, instruction group number;
Group_mask:16 bit field, group number mask.Time relatively, the group_id in the group_id stored in Set Top Box, circulation does and computing respectively at group number mask group_mask, comes to the same thing, represents coupling.
Determining and storing after corresponding to the picture data files of local grouping and the parameter configuration files of each EPG picture/mb-type, the version number (version) of epg_version and the EPG configuration file of EUT corresponding in the version_num to local descriptor, this locality upgrades by Integrated Receive Decoder;
Finally, the picture corresponding to local grouping shows according to the parameter configuration of each EPG picture/mb-type stored by Integrated Receive Decoder on corresponding EPG interface, and realize upgrading the picture on EPG interface, wherein, the image information of EPG picture is as shown in table 6.
Table 6
Wherein, each field specific definition is:
Property_tag:8 bit field, indicates this attribute-bit, and value is 0xB1;
Property_length:6 bit field, indicates this attribute subsequent words joint number;
File_name_length:6 bit field, the byte length of instruction file_name thereafter;
File_name: symbol string, the path of the relative root of instruction picture file, does not comprise end mark; When C or transmitted in both directions, adopt this path download file, lower same;
File_seq: reserved field
Resource_type:8 bit field, indicating image type, concrete value is in table 7.
| Value | Implication |
| 0x01 | Jpg、jpeg |
| 0x02 | gif |
| 0x03～0xFF | Mpg (I frame) |
Table 7
Wherein, start_time:32 bit field, the instruction time started, has returned the number of seconds of this Date object encoding since on January 1st, 1970 00:00:00GMT;
End_time:32 bit field, the instruction end time, has returned the number of seconds of this Date object encoding since on January 1st, 1970 00:00:00GMT, jointly indicates this EPG picture in section sometime effectively with start_time;
Duration: channel information bar and volume bar invalid, 8 bit fields, when image type resource_type be picture or mpgI frame time indicate this image to show duration, unit is second, represents and show always when being 0; When a certain interface has several pictures to switch, the DISPLAY ORDER of picture, according to the size order of table_ext_id, shows from small to large.
In another embodiment, when there is the real-time update of picture in local EPG interface, picture configuration descriptor (as shown in table 8) that a Tag is 0x89 will be increased in SDT table, for describing the figure title that each channel is associated, when this descriptor does not exist, then represent that current channel does not exist real-time update, so use is given tacit consent to picture as display interface by current channel.
Fig. 8
Above-described embodiment for a better understanding of the present invention, elaborates to the real-time update flow process of picture on EPG interface below.
First, Integrated Receive Decoder is by monitoring the picture configuration descriptor in SDT table, and picture configuration descriptor version number (version_num) of broadcasting in up-to-date picture configuration descriptor is made comparisons with the local version_num stored, when the two is identical, then representing does not have EPG interface to upgrade, and is left intact; When the two is different, then indicate that EPG interface upgrades;
Then, the regional code zipcode of Integrated Receive Decoder is mated with the target area zipcode that picture configures in descriptor, if mate unsuccessful, then represent that local zone does not exist renewal, then exit flow process and upgrade local descriptor version number; If the match is successful, then represent that local zone exists the renewal at EPG interface, and obtain PID, Pfile_table_id, Vfile_table_id of the EPG interface more fresh content corresponding to local zone coding;
Then, according to PID, Pfile_table_id, Vfile_table_id of obtaining be download in the proprietary data table of 0x95 and receive up-to-date EPG image data at table_id, wherein, when PID is 0x0000, then represent that EPG image data does not need real-time download.
Finally, according to the up-to-date EPG image data received, real-time update is carried out to corresponding EPG interface, this locality; After the real-time update completing picture in EPG interface, then local descriptor version number is upgraded.
Thus achieve the picture real-time update at local EPG interface, and for above-mentioned two the present embodiment, no matter be start renewal or the real-time update of picture, the picture that Integrated Receive Decoder has been downloaded all is stored in flash, and Integrated Receive Decoder needs to provide the picture file memory space being no less than 1.4MByte size.
But should be noted that, in actual applications, for the picture downloaded, it also can be stored in other positions, and the memory space that Integrated Receive Decoder provides also is not limited to above-mentioned 1.4MByte size, it also can be the numerical value setting other according to actual needs, as long as can store the picture downloaded, and utilizing the picture stored to complete EPG interface and upgrade, the present invention does not limit this.
And be applicable to real-time update programme information interface and volume interface for being both applicable to start renewal, when two kinds of update modes are carried out simultaneously, then the picture file priority of real-time update should higher than the picture file of start renewal, that is, when showing up-to-date picture, the picture file of real-time update is used to carry out renewal display to the correspondence position in EPG interface, wherein, different frequent points broadcasts different image contents, and, generally, each frequency can broadcast the picture be associated with this frequency channel program.
According to embodiments of the invention, additionally provide a kind of update method of EPG interface.
As shown in Figure 7, comprise according to the update method of the embodiment of the present invention:
Step S701, the first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that an EPG interface is different from the difference content at the 2nd EPG interface;
Step S703, the regional code corresponding to local client, searches the content corresponding with regional code in difference content;
Step S705, upgrades the 2nd EPG interface according to the content found.
Technique scheme for a better understanding of the present invention, is described in detail technique scheme of the present invention below in conjunction with the information updating flow process on EPG interface.
In actual applications, EPG interface not only can exist the renewal of picture, also the renewal of information can be there is, such as configuration information, bomp information explanatory note etc., further, the renewal for information not only can have been come by front end, and it also can have been come by Integrated Receive Decoder (backstage), and in the present invention, the information updating to EPG interface will have been carried out by Integrated Receive Decoder.
In another embodiment, when local EPG interface exists the renewal of information, information renewal descriptor (as shown in table 9) that a Tag is 0x88 in NIT table, will be increased.
Table 9
In this enforcement, when being upgraded by the information of Integrated Receive Decoder to EPG interface, renewal both can be that start upgrades opportunity, also can be real-time update, and, the lastest imformation priority of real-time update, higher than the priority of start renewal, elaborates to the information updating flow process at EPG interface below.
First, Integrated Receive Decoder is monitored by upgrading descriptor to the information in NIT table, and the version number (version_num) up-to-date information being upgraded descriptor makes comparisons with the local version_num stored, when the two is identical, then representing does not have EPG interface to upgrade, and is left intact; When the two is different, then indicate that EPG interface upgrades;
Then, the regional code zipcode of Integrated Receive Decoder is mated with the target area zipcode that information upgrades in descriptor, if mate unsuccessful, then represent that local zone does not exist renewal, then exit flow process and upgrade local descriptor version number; If the match is successful, then represent that local zone exists the renewal at EPG interface, and obtain the PID of the EPG interface more fresh content corresponding to local zone coding;
Then, in BAT table, search the linkage descriptor that linkage_type is 0x88, and search in this linkage descriptor and determine to correspond to the network of above-mentioned PID, stream and table_id;
Then, download according to the network determined, stream, PID and table_id and receive information transaction file;
Then, up-to-date relevant configuration information and information is obtained by carrying out this transaction file resolving;
This configuration information obtained and information are stored, and according to actual needs information is shown in EPG respective interface;
Finally, local descriptor version number is upgraded.
Wherein, the configuration of this information transaction file 0_osd_config.xml can with reference to following definition
Further, the Integrated Receive Decoder state that the code of information is corresponding or operate as shown in table 10:
Table 10
According to embodiments of the invention, additionally provide a kind of updating device of EPG interface.
As shown in Figure 8, comprise according to the updating device of the embodiment of the present invention:
First determination module 81, for the second descriptor corresponding to the first descriptor corresponding to an EPG interface of latest edition and local 2nd EPG interface of preserving, determines that an EPG interface is different from the difference content at the 2nd EPG interface;
Search module 82, for the regional code corresponding to local client, in difference content, search the content corresponding with regional code;
First update module 83, for upgrading the 2nd EPG interface according to the content found.
Wherein, when more fresh content comprises picture, this updating device comprises further:
Second determination module (not shown), for the packet number according to local client, is defined as more fresh content by content corresponding with packet number in the content found;
Second update module (not shown), for when upgrading the 2nd EPG interface, utilizes more fresh content to upgrade.
In sum, by means of technique scheme of the present invention, by comparing the difference content determining EPG interface to descriptor, and by mating the regional code of EPG interface difference content, determine the EPG content belonging to local zone, and by carry out the coupling of packet number to the EPG content belonging to local zone, determine the EPG interface more fresh content belonging to local grouping accurately, and the effective renewal to EPG interface can be realized efficiently based on more fresh content.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the update method at electric program menu EPG interface, is characterized in that, comprising:
The first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that a described EPG interface is different from the difference content at described 2nd EPG interface;
Regional code corresponding to local client, searches the content corresponding with described regional code in described difference content;
According to the packet number of described local client, the content corresponding with described packet number in the described content found is defined as more fresh content;
According to described more fresh content, described 2nd EPG interface is upgraded.
2. update method according to claim 1, it is characterized in that, when determining that a described EPG interface is different from the difference content at described 2nd EPG interface, the descriptor at a described EPG interface obtain monitoring and the descriptor at described 2nd EPG interface compare, determine whether to need to upgrade described 2nd EPG interface, and determining to need, more under news, to determine the mark of described difference content according to described first descriptor.
3. update method according to claim 1, is characterized in that, after finding content corresponding with described regional code in described difference content, described update method comprises further:
The version number of corresponding contents in the version number of content corresponding with described regional code in described difference content and described 2nd EPG interface is contrasted, when comparative result is different, determines that the content in described 2nd EPG interface needs to upgrade.
4. update method according to claim 1, it is characterized in that, described more fresh content comprises picture, and, when upgrading described 2nd EPG interface according to described more fresh content, content corresponding with the packet number of described local client for packet number in the configuration file of picture in described more fresh content is downloaded to described local client.
5. update method according to claim 1, is characterized in that, described update method comprises further:
Upgrade the version number of local descriptor;
Upgrade local EPG version number;
Upgrade the version number of EPG configuration file.
6. update method according to claim 1, is characterized in that, the type at described EPG interface comprise following one of at least:
Start-up picture;
Audio background interface;
Channel browsing interface;
Favorite channel interface;
Program guide interface;
Interface of main menu;
Programme information interface;
Volume interface.
7. the update method at EPG interface, is characterized in that, comprising:
The first descriptor corresponding to an EPG interface of latest edition and local the second descriptor corresponding to the 2nd EPG interface preserved, determine that a described EPG interface is different from the difference content at described 2nd EPG interface;
Regional code corresponding to local client, searches the content corresponding with described regional code in described difference content;
According to the content found, described 2nd EPG interface is upgraded.
8. update method according to claim 7, is characterized in that, when described more fresh content comprises picture, described update method comprises further:
According to the packet number of described local client, the content corresponding with described packet number in the described content found is defined as more fresh content;
Further, when upgrading described 2nd EPG interface, described in utilization, more fresh content upgrades.
9. the updating device at EPG interface, is characterized in that, comprising:
First determination module, for the second descriptor corresponding to the first descriptor corresponding to an EPG interface of latest edition and local 2nd EPG interface of preserving, determines that a described EPG interface is different from the difference content at described 2nd EPG interface;
Search module, for the regional code corresponding to local client, in described difference content, search the content corresponding with described regional code;
First update module, for upgrading described 2nd EPG interface according to the content found.
10. update method according to claim 9, is characterized in that, when described more fresh content comprises picture, described updating device comprises further:
Second determination module, for the packet number according to described local client, is defined as more fresh content by the content corresponding with described packet number in the described content found;
Second update module, for when upgrading described 2nd EPG interface, described in utilization, more fresh content upgrades.
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| CN110287958B (en) * | 2019-06-25 | 2023-12-08 | 努比亚技术有限公司 | Method, terminal and computer readable storage medium for intelligently adjusting character recognition rate |
| WO2021115485A1 (en) * | 2019-12-12 | 2021-06-17 | 中兴通讯股份有限公司 | Epg data management method, server, and readable storage medium |
| CN111190684A (en) * | 2019-12-31 | 2020-05-22 | 深圳Tcl数字技术有限公司 | Display terminal user interface replacing method, device, equipment and storage medium |
| CN111190684B (en) * | 2019-12-31 | 2024-04-30 | 深圳Tcl数字技术有限公司 | Display terminal user interface replacement method, device, equipment and storage medium |
| CN112954387A (en) * | 2021-01-26 | 2021-06-11 | 广州欢网科技有限责任公司 | Method, system and readable storage medium for updating and optimizing television program list |
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