CN101207753A - Method for implementing automatic refreshing of digital television electronic program guidebooks under multi tuner - Google Patents
Method for implementing automatic refreshing of digital television electronic program guidebooks under multi tuner Download PDFInfo
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- CN101207753A CN101207753A CNA2006101655665A CN200610165566A CN101207753A CN 101207753 A CN101207753 A CN 101207753A CN A2006101655665 A CNA2006101655665 A CN A2006101655665A CN 200610165566 A CN200610165566 A CN 200610165566A CN 101207753 A CN101207753 A CN 101207753A
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Abstract
The invention relates to a method for realizing automatic updating of the electronic program guide of a digital television by a plurality of tuners, the method comprises the following steps; step 1, the automatic updating of the electronic program guide is started; step 2, whether redundant tuners are available to be used is judged, if yes, step 3 is executed, otherwise, the step is ended up; step 3, the redundant tuners that are available to be used traverse all physical channels and the automatic updating of the electronic program guide of the television is carried through. The invention can realize complete and real time updating of EPG information of the digital television, so as to reduce the operation of the user and provide the user with complete and effective data.
Description
Technical field
The present invention relates to Digital Television, particularly realize the automatic method for updating of Digital Television EPG information down relevant for a kind of multi-tuner (Tuner).
Background technology
EPG information is electronic program guides, is a kind of convenient service that Digital Television provides for the user.EPG information is distributed in separate physical channel Event Information Table (EIT) table, and being updated in of information finished the collection renewal after the user transfers platform.In the prior art, the EPG feature can be summarized as follows: the EPG data are placed in the EIT table in business information (SI) information, and each physical channel can contain a plurality of programs, and the EIT table of each physical channel then comprises the EPG data of all programs of this channel; After the user transferred platform, the TV internal processes can be analyzed current SI information, comprised EIT table, version information was arranged judging information renewals of whether upgrading in the table, in case version updating then begins to accept the information of new table, and the data that the while is new and old, as shown in Figure 1; The user can show EPG information by menu option or function button, can browse programme.
Digital Television is except can providing the audio, video data in the traditional analog television, the SI data can also be provided, these data are parts of digital video broadcasting code stream, help the information of user's selection business and/or incident from code stream, make Integrated Receive Decoder that alternative business can be set automatically.Electronic program guides (EPG) will become a kind of characteristic of digital television transfer, and the information among the SI will constitute the data basis of EPG, and wherein the EIT table provides main information such as the programm name of each period and the introduction of being correlated with.
Owing to have only the information of all programs of this physical channel in the EIT table, cause if will browse the EPG information of whole programs, then need the user to travel through whole physical channel, objectively require user's accent platform that circulates, otherwise the EPG information that shows has only the program that had traveled through, and causes programme information incomplete.
Summary of the invention
For addressing the above problem, the objective of the invention is to propose a kind of many Tuner and realize the automatic method for updating of Digital Television EPG information down, be used in order to realize the automatic renewal of Digital Television EPG information, do not change the user under the situation of current program by other Tuner in background update.
The invention provides and realize the automatic method for updating of electronic program guide of digital television under a kind of multi-tuner, may further comprise the steps:
Step 2 judges whether that unnecessary tuner can use, if, execution in step 3, otherwise finish;
Step 3 is used unnecessary described available tuner to travel through all physical channel, and is carried out television electronic program guide and upgrade automatically.
It is characterized in that described step 1 comprises puts 0 with physical channel number n.
Described step 3 may further comprise the steps:
Step 31 passes to unnecessary described available tuner with the parameter of the described physical channel number n in the rendition list;
Step 32 judges whether described physical channel number n equals the greatest physical channel, if, then finish, otherwise execution in step 33;
Step 33 judges whether described tuner locks, if then execution in step 34, if not, described physical channel number n is added 1, and carries out described step 2;
Step 34 is analyzed EIT table information in the TS stream, judges that EIT shows whether to upgrade renewal, if, upgrade epg database, described physical channel number n is added 1, and carry out described step 2; Otherwise, described physical channel number n is added 1, and carries out described step 2.
In the described step 1, described startup electronic program guides is automatically updated into regularly to start and starts at once after electronic program guides upgrades automatically, start shooting that electronic program guides upgrades automatically or user's manual operation startup electronic program guides upgrades automatically.
In the described step 2, the program state of watching by the active user judges whether that unnecessary tuner can use.
Judge that according to the version field in the EIT table EIT shows whether to upgrade renewal.
The present invention can realize the complete sum real-time update of Digital Television EPG information, reduces user's operation and provides the complete and effective data for it.
Description of drawings
Fig. 1 is an EPG information updating schematic diagram in the prior art;
Fig. 2 is an EPG message pick-up schematic diagram of the present invention;
Fig. 3 is a workflow schematic diagram of the present invention.
Embodiment
The present invention makes full use of the advantage of many Tuner, when the user watches program, utilizes extra Tuner to realize the physical channel traversal on the backstage, to reach the purpose of EPG information updating, as shown in Figure 2.
Part shown in the frame of broken lines 21 is a part provided by the invention.Part outside the frame of broken lines 21 mainly is the operation that the user normally watches program, identical with the function of system shown in Figure 1, the user can transfer platform by remote controller etc., from the program of transposing, obtain the Tuner1 parameters needed, Tuner1 locking back output TS stream comprises audio, video data and SI data, behind decoder, audio, video data is decoded, outputs to television set.And the EIT information among the SI also can be accepted and upgrade legacy data, certainly the data in this physical channel of just watching.Part shown in the frame of broken lines 21 then is the pattern that this method provides, and can start the background update program in several ways.Starting the back obtains each physical channel parameter and passes to idle Tuner successively and carry out the channel locking from the rendition list, upgrade the EIT information in each physical channel after the locking successively, thereby the database the inside obtains real-time EPG, and the user can be presented in EPG information on the television set by other user interface program.
The existence of a plurality of Tuner, can ensure does not influence under the prerequisite that the user watches current program (as the Tuner1 among Fig. 2), realizes above-mentioned functions.The digital decoding chip that uses among the present invention is supported two ways of digital signals input (most of high-end decoding chip is supported at present).The startup of data refresh mode of the present invention can be selected by the user, such as regularly, starts shooting at every turn, manually begins or the like, and the operation of UI interface for users can be provided.After the startup, the Tuner2 (as shown in Figure 2) that carries out information updating transfers platform (program of same physical channel is skipped) according to the program that stores in the current channel tabulation, after the Tuner2 locking, EIT table 2 data in this physical channel are filtered seizure, whether analyze its version is upgraded version, not then to continue next physical channel, the words that are are resolved according to related specifications, extracting EPG information stores, continue the search of next physical channel after finishing, the dotted portion circulation is carried out among Fig. 2, finishes up to whole physical channel search.It is a kind of that the present invention is not limited to EPG information, and all need be changed the data that physical channel just can obtain and all can adopt the method to obtain real-time update.
Workflow of the present invention as shown in Figure 3.
Step 303, the parameter of the n physical channel in the rendition list passes to Tuner;
Above-mentioned workflow can be triggered by multiple mode, as regularly, perhaps carries out at once after the start, also can be by user's manual operation, and its essential purpose is to start on the backstage automatically, interference user is not watched custom.
Whether unnecessary Tuner is available, mainly judges the program state that the active user watches, all Tuner is occupied under many pictures situation, and at this moment above-mentioned workflow should finish.
In the above-mentioned workflow, mainly concentrate on the physical channel, increase progressively cyclic search EIT table information according to physical channel for the search of listing.
In the above-mentioned workflow, whether upgrade as can be known according to the analysis of version field in the EIT table.
Be that regularly to start (2 hours time intervals) mode is embodiment below: the user back of starting shooting starts timer, starts the EPG refresh routine when arriving 2 hours.Judge that at first the active user uses the state of Tuner, whether there is idle digital Tuner to use, unavailablely then continue to wait for next time and detect (time interval can be the same with fixed time interval 2 hours, also can set up the 2nd timer to set new detection time separately, such as per 15 minutes).Idle Tuner is arranged, then enter update stage.Read the program list information of having stored,, its physical channel parameter is passed to Tuner lock, can not lock or this physical channel had detected and just continues next program from top line.After the locking, TS flows to into decoding chip, therefrom extracts the EIT data, at first judges from the version of data whether this information is redaction, is not then to return to continue to detect; Be then according to the programm name in the EIT data format extraction different time sections of stipulating in the standard, projection time, data such as content introduction, data in the already present Relational database in the updating memory, finish EPG information updating in this physical channel, return and continue to detect.The all detected back of the physical channel at such cyclic process all program places in the rendition list stops, and starts timer once more, and next detection will begin after 2 hours.
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; being familiar with those of ordinary skill in the art ought 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 (6)
1. a multi-tuner is realized the automatic method for updating of electronic program guide of digital television down, it is characterized in that, may further comprise the steps:
Step 1 starts electronic program guides and upgrades automatically;
Step 2 judges whether that unnecessary tuner can use, if, execution in step 3, otherwise finish;
Step 3 is used unnecessary described available tuner to travel through all physical channel, and is carried out television electronic program guide and upgrade automatically.
2. multi-tuner according to claim 1 is realized the automatic method for updating of electronic program guide of digital television down, it is characterized in that described step 1 comprises puts 0 with physical channel number n.
3. multi-tuner according to claim 2 is realized the automatic method for updating of electronic program guide of digital television down, it is characterized in that described step 3 may further comprise the steps:
Step 31 passes to unnecessary described available tuner with the parameter of the described physical channel number n in the rendition list;
Step 32 judges whether described physical channel number n equals the greatest physical channel, if, then finish, otherwise execution in step 33;
Step 33 judges whether described tuner locks, if then execution in step 34, if not, described physical channel number n is added 1, and carries out described step 2;
Step 34 is analyzed Event Information Table information in the transport stream, and renewals of whether upgrading of decision event information table is if renewal electronic program guide data storehouse adds 1 with described physical channel number n, and carries out described step 2; Otherwise, described physical channel number n is added 1, and carries out described step 2.
4. multi-tuner according to claim 1 is realized the automatic method for updating of electronic program guide of digital television down, it is characterized in that, in the described step 1, described startup electronic program guides is automatically updated into regularly to start and starts at once after electronic program guides upgrades automatically, start shooting that electronic program guides upgrades automatically or user's manual operation startup electronic program guides upgrades automatically.
5. multi-tuner according to claim 1 is realized down the automatic method for updating of electronic program guide of digital television, it is characterized in that, in the described step 2, the program state of watching by the active user judges whether that unnecessary tuner can use.
6. multi-tuner according to claim 2 is realized down the automatic method for updating of electronic program guide of digital television, it is characterized in that, in the described step 34, according to the renewal of whether upgrading of the version field decision event information table in the Event Information Table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101655665A CN101207753A (en) | 2006-12-21 | 2006-12-21 | Method for implementing automatic refreshing of digital television electronic program guidebooks under multi tuner |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2006101655665A CN101207753A (en) | 2006-12-21 | 2006-12-21 | Method for implementing automatic refreshing of digital television electronic program guidebooks under multi tuner |
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| CN101207753A true CN101207753A (en) | 2008-06-25 |
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| CNA2006101655665A Pending CN101207753A (en) | 2006-12-21 | 2006-12-21 | Method for implementing automatic refreshing of digital television electronic program guidebooks under multi tuner |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103260073A (en) * | 2012-02-15 | 2013-08-21 | 深圳市视纬通科技有限公司 | Method and device for rapidly processing and displaying electronic program guide information, digital television and main board of digital television |
| CN103561332A (en) * | 2013-10-22 | 2014-02-05 | 深圳创维数字技术股份有限公司 | Program search system and method |
| CN104053025A (en) * | 2014-06-30 | 2014-09-17 | 深圳市九洲电器有限公司 | Program preview method and system |
| CN104202651A (en) * | 2014-08-27 | 2014-12-10 | 深圳市九洲电器有限公司 | EPG (Electronic Program Guide) updating method and system |
| CN105847899A (en) * | 2016-05-19 | 2016-08-10 | 深圳创维数字技术有限公司 | Method and device for receiving EPG information |
| CN106354522A (en) * | 2015-07-14 | 2017-01-25 | 冠捷投资有限公司 | Method for automatically repairing electrical equipment |
| CN107613329A (en) * | 2017-09-29 | 2018-01-19 | 深圳前海茂佳软件科技有限公司 | Program updating method, television set and the computer-readable recording medium of television set |
| CN108322815A (en) * | 2018-02-07 | 2018-07-24 | 深圳佳力拓科技有限公司 | A kind of real-time acquisition of backstage the whole network program and newer system and method |
| CN109168035A (en) * | 2018-09-17 | 2019-01-08 | 北京数码视讯科技股份有限公司 | A kind of EPG information control device |
| WO2020133978A1 (en) * | 2018-12-27 | 2020-07-02 | 深圳创维－Rgb电子有限公司 | Electronic program guide generation method and device, and computer-readable storage medium |
| CN111930480A (en) * | 2020-06-29 | 2020-11-13 | 惠州市德赛西威汽车电子股份有限公司 | Multi-Tuner task management scheduling method |
-
2006
- 2006-12-21 CN CNA2006101655665A patent/CN101207753A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103260073A (en) * | 2012-02-15 | 2013-08-21 | 深圳市视纬通科技有限公司 | Method and device for rapidly processing and displaying electronic program guide information, digital television and main board of digital television |
| CN103561332A (en) * | 2013-10-22 | 2014-02-05 | 深圳创维数字技术股份有限公司 | Program search system and method |
| CN103561332B (en) * | 2013-10-22 | 2016-08-17 | 深圳创维数字技术有限公司 | Program search device and method |
| CN104053025A (en) * | 2014-06-30 | 2014-09-17 | 深圳市九洲电器有限公司 | Program preview method and system |
| CN104202651A (en) * | 2014-08-27 | 2014-12-10 | 深圳市九洲电器有限公司 | EPG (Electronic Program Guide) updating method and system |
| CN104202651B (en) * | 2014-08-27 | 2017-11-07 | 深圳市九洲电器有限公司 | A kind of EPG update methods and system |
| CN106354522A (en) * | 2015-07-14 | 2017-01-25 | 冠捷投资有限公司 | Method for automatically repairing electrical equipment |
| CN105847899A (en) * | 2016-05-19 | 2016-08-10 | 深圳创维数字技术有限公司 | Method and device for receiving EPG information |
| CN107613329A (en) * | 2017-09-29 | 2018-01-19 | 深圳前海茂佳软件科技有限公司 | Program updating method, television set and the computer-readable recording medium of television set |
| CN108322815A (en) * | 2018-02-07 | 2018-07-24 | 深圳佳力拓科技有限公司 | A kind of real-time acquisition of backstage the whole network program and newer system and method |
| CN109168035A (en) * | 2018-09-17 | 2019-01-08 | 北京数码视讯科技股份有限公司 | A kind of EPG information control device |
| CN109168035B (en) * | 2018-09-17 | 2020-11-17 | 北京数码视讯科技股份有限公司 | EPG information control device |
| WO2020133978A1 (en) * | 2018-12-27 | 2020-07-02 | 深圳创维－Rgb电子有限公司 | Electronic program guide generation method and device, and computer-readable storage medium |
| CN111930480A (en) * | 2020-06-29 | 2020-11-13 | 惠州市德赛西威汽车电子股份有限公司 | Multi-Tuner task management scheduling method |
| CN111930480B (en) * | 2020-06-29 | 2024-03-19 | 惠州市德赛西威汽车电子股份有限公司 | Task management scheduling method for multiple tuners |
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Open date: 20080625 |