CN102289499A - Set top box and data downloading method based on set top box - Google Patents
Set top box and data downloading method based on set top box Download PDFInfo
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- CN102289499A CN102289499A CN201110243549XA CN201110243549A CN102289499A CN 102289499 A CN102289499 A CN 102289499A CN 201110243549X A CN201110243549X A CN 201110243549XA CN 201110243549 A CN201110243549 A CN 201110243549A CN 102289499 A CN102289499 A CN 102289499A
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Abstract
The invention relates to a set top box and a data downloading method based on the set top box. The method comprises that a business information description list is downloaded, which comprises the identification (ID) of a logic business page; and data information of the corresponding logic business page is downloaded according to selection information of a user and the data information is stored in a memory of the set top box. The set top box comprises a selection module, a downloading module and a static memory, wherein the selection module is used for receiving the selection information of the user; the downloading module is connected with the selection module and is used for downloading the business information description list and the business information description list comprises the ID of the logic business page; the data information of the corresponding logic business page is downloaded according to the selection information of the user; and the static memory is used for storing the downloaded data information. The static memory of the set top box can be saved through the invention and data can be downloaded quickly.
Description
Technical field
The present invention relates to broadcasting television technology field, particularly a kind of set-top box and based on the data download method of set-top box.
Background technology
Set-top box (Set-Top Box, STB) be a kind of home appliance that relies on television terminal that the integrated information business is provided, it makes the user watch digital television program on existing televisor, and can carry out interactive digital amusement, education and commercialization activity by network.It produces the video and the voice signal of simulating to the reduction of decoding through the image of digitalization compressed and voice signal, provides high-quality TV programme by television indicator and stereo set to spectators.
Function according to set-top box can be divided into one-way set-top box, bi-directional set-top box and IPTV set-top box, wherein: one-way set-top box and bi-directional set-top box all are the data messages of downloading the broadcasting and TV front end by wired concentric cable, but one-way set-top box can only receive information, and can not send information; Bi-directional set-top box both can receive information, also can back information; IPTV (Interactive Personality TV, personalized interactive TV) set-top box is carried out information interaction by the internet, both can receive information, also can back information.
Based on the set-top box data downloaded generally is the transmitting data information that the broadcasting and TV front end sends, mainly comprise a plurality of logic business pages or leaves, each described logic business page or leaf comprises a plurality of data objects, each described logic business page or leaf has an ID (Identity respectively, the identify label number) as sign, and the ID of adjacent logic business page or leaf is a serial number, the data message that described logic business page or leaf comprises both can be an image data, also can be text message, can also be voice data or webpage director data or the like.
Participating in shown in Figure 1ly, below is example with the one-way set-top box, and the data download method based on set-top box is described in the prior art:
Step S1, the downloading service information description list, described business information description list comprises the ID of each logic business page or leaf;
Step S2 downloads the data message of whole logic business pages or leaves of described business information description list correspondence, and is kept in the internal memory of set-top box;
Step S3 when the user need obtain the data of certain logic business page or leaf, directly searches in internal memory, and the corresponding data information that finds is sent to the user.
But there is following defective in above-mentioned technology:
1) for the data message of whole logical page (LPAGE)s is preserved, need be in set-top box the static memory of distribution ratio larger capacity;
2) owing to the data message that needs whole logical page (LPAGE)s, so download time is very long, and the stand-by period that enters first logic business page or leaf is very long, thereby has influenced user's experience effect.
In addition, the broadcasting and TV front end is a plurality of data objects with the content segmentation of each logic business page or leaf always, and each data object also has an ID as sign.When a certain logic business page or leaf of terminal downloads, the broadcasting and TV front end constantly is handed down to STB terminal circularly with a plurality of data objects of this logic business page or leaf correspondence, STB terminal always receives a plurality of packets of this logic business page or leaf correspondence by number order ground in the prior art, thereby has further increased the time that data are downloaded.
Similarly, in data downloading process, also there is above-mentioned defective based on other set-top box.Therefore, how in data downloading process, both can save the set-top box internal memory, and also can carry out data apace and download, just become those skilled in the art's problem demanding prompt solution based on set-top box.
Summary of the invention
The problem that the present invention solves provides a kind of set-top box and based on the data download method of set-top box, saving the set-top box static memory, and can carry out data apace and download.
For addressing the above problem, the invention provides a kind of data download method based on set-top box, comprising:
The downloading service information description list, described business information description list comprises the ID of logic business page or leaf;
ID according to the user selects information, downloads the data message of corresponding logic business page or leaf, and described data message is kept in the set-top box.
Alternatively, described ID according to the user selects information, the data message of downloading corresponding logic business page or leaf comprises: the radiofrequency signal that receives is carried out intermediate frequency conversion process, analog-to-digital conversion process, filtration treatment and acquisition process successively, and wherein: described intermediate frequency conversion process is used for described radiofrequency signal is converted to intermediate-freuqncy signal; The analog signal conversion that described analog-to-digital conversion process is used for intermediate frequency is a digital signal; Described filtration treatment is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other; Described acquisition process is used for selecting information according to user's ID, obtains to select with ID the data message of the corresponding logic business page or leaf of information from the data message that is grasped.
Alternatively, described logic business page or leaf comprises a plurality of data objects, and each described data object comprises the numbering of a correspondence; After the total data object download of described logic business page or leaf correspondence is intact, according to described numbering described data object is recombinated, obtain the data message of described logic business page or leaf.
Alternatively, described data download method based on set-top box also comprises: after the data message of downloading a logic business page or leaf correspondence, download the data message of 1 logic business page or leaf of described logic business page or leaf back.
In order to address the above problem, the present invention also provides a kind of set-top box, comprising:
Select module, be used to receive user's ID selection information;
Download module connects described selection module, is used for the downloading service information description list, and described business information description list comprises the ID of logic business page or leaf; And select information according to user's ID, download the data message of corresponding logic business page or leaf;
Static memory is used to store the described data message of download.
Alternatively, described download module comprises: antenna is used for received RF signal; Tuner connects described antenna, is used for described radiofrequency signal is converted to intermediate-freuqncy signal; Detuner connects described tuner, and the analog signal conversion that is used for intermediate frequency is a digital signal; Filtrator connects described detuner, is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other; Collector connects described filtrator and selects module, is used for selecting information according to user's ID, obtains to select with ID the data message of the corresponding logic business page or leaf of information from the data message that is grasped.
Alternatively, described download module is downloaded the data message of 1 logic business page or leaf of described logic business page or leaf back after the data message of downloading a logic business page or leaf correspondence.
Alternatively, described set-top box also comprises: recombination module, connect described download module and static memory, and described logic business page or leaf comprises a plurality of data objects, each described data object comprises the numbering of a correspondence; Described recombination module obtains after the total data object of described logic business page or leaf correspondence, according to described numbering described data object is recombinated, obtain the data message of described logic business page or leaf, and the data message of described logic business page or leaf is sent to described static memory.
Compared with prior art, embodiment of the present invention has the following advantages:
1) ID of elder generation's download logic business page or leaf in the embodiment of the present invention, ID according to the user selects information then, just can download the data message of corresponding logic business page or leaf, and the described data message that only will download is kept in the set-top box, because data message without all logic business pages or leaves of downloading service information description list correspondence, the data message of only preserving the logic business page or leaf of user's selection gets final product, thereby can save the static memory of set-top box, and only the required time of the data message of the logic business page or leaf selected of download user is very short.
2) in the possibility, because before downloading described business information description list, each logic business page or leaf can be split into a plurality of data objects, and each described data object can be carried out serial number; When downloading the data message of corresponding logic business page or leaf, download described logic business page or leaf corresponding data objects respectively, after the total data object download of described logic business page or leaf correspondence is intact, according to described numbering described data object is recombinated, and the data object after will recombinating is kept in the internal memory of set-top box, thereby, the time of data download information can be saved further by downloading the mode of afterwards recombinating earlier.
3) in the possibility, after the data message of downloading a logic business page or leaf correspondence, the data message of 1 logic business page or leaf of download and described logic business page or leaf back, thereby when the user selects the logic business page or leaf of back, described logic business page or leaf is kept in the set-top box, can further improves user's experience effect.
Description of drawings
Fig. 1 is based on the schematic flow sheet of the data download method of set-top box in the prior art;
Fig. 2 is the schematic flow sheet based on the data download method of set-top box of the embodiment of the invention;
Fig. 3 is the structural representation of the set-top box of the embodiment of the invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Set forth a lot of details in the following description so that fully understand the present invention, implement but the present invention can also adopt other to be different from alternate manner described here, so the present invention has not been subjected to the restriction of following public specific embodiment.
Just as described in the background section, in the data downloading process of prior art based on set-top box, there is the defective that required static memory is big, speed of download is slow.In order to overcome above-mentioned defective, the invention provides a kind of set-top box and based on the data download method of set-top box, the ID of each logic business page or leaf is only downloaded in beginning, then after the ID selection information according to the user, just remove to download and preserve the data message of corresponding logic business page or leaf, the user can not select all logic business pages or leaves simultaneously, and all logic business pages or leaves of the also also nonessential selection of user, the data message of downloading and preserve all logic business pages or leaves must increase the demand of set-top box static memory and the download time of data message, therefore the present invention not only saves the static memory of set-top box, and the download time of data message is very short.
Be elaborated below in conjunction with accompanying drawing.
With reference to figure 2, present embodiment provides a kind of data download method based on set-top box, comprising:
Step S11, the downloading service information description list, described business information description list comprises the ID of logic business page or leaf;
Step S12 according to user's ID selection information, downloads the data message of corresponding logic business page or leaf, and described data message is kept in the set-top box.
Download the ID of logic business page or leaf in the present embodiment earlier from the broadcasting and TV front end, ID according to the user selects information then, just can download the data message of corresponding logic business page or leaf, and the described data message that only will download is kept in the set-top box, because data message without all logic business pages or leaves of downloading service information description list correspondence, the data message of only preserving the logic business page or leaf of user's selection gets final product, thereby can save the static memory of set-top box, and only the required time of the data message of the logic business page or leaf selected of download user is very short.
To the data of each set-top box transmission weather forecast business, it only for for example, should not limit protection scope of the present invention at this to the broadcasting and TV front end respectively in the present embodiment.The data of described weather forecast business comprise a plurality of logic business pages or leaves, each logic business page or leaf has an ID, and the ID of adjacent logic business page or leaf can be serial number, as: the weather forecast business comprises four logic business pages or leaves, and its ID is respectively 1,2,3 and 4.Need to prove that in other embodiments of the invention, the ID of described logic business page or leaf can not be a serial number also, it should not limit protection scope of the present invention at this.
Described set-top box can be one-way set-top box, bi-directional set-top box or IPTV set-top box.Below be that example describes with the one-way set-top box.
Execution in step S11 at first, from broadcasting and TV front end downloading service information description list, described business information description list comprises the ID of logic business page or leaf.
Before downloading described business information description list, described broadcasting and TV front end can be divided into a plurality of data objects with each logic business page or leaf, and each described data object is carried out serial number.As: first logic business page or leaf comprises first data object and second data object in the present embodiment, then first data object can be numbered 5, the second data objects and be numbered 6; The second logic business page or leaf comprises the 3rd data object, the 4th data object and the 5th data object, then the 3rd data object can be numbered 7, the four data objects and be numbered 8, the five data objects and be numbered 9; The 3rd logic business page or leaf comprises the 6th data object and the 7th data object, then the 6th data object can be numbered 10, and the 7th data object is numbered 11; The 4th logic business page or leaf comprises the 8th data object, the 9th data object, the tenth data object and the 11 data object, then the 8th data object can be numbered 12, the 9th data object is numbered 13, the tenth data object is numbered 14, the 11 data object is numbered 15.
Need to prove that the number of the data object that each logic business page or leaf comprises can be identical, also can be different.The size of each data object can be identical, also can be different.The content of each data object comprises any in image data, text data, voice data, the webpage director data.
Particularly, present embodiment is downloaded weather forecast business information description list from the broadcasting and TV front end, and described weather forecast business information description list comprises the ID of four logic business pages or leaves, and promptly 1,2,3 and 4.
Further, the business information of weather forecast described in present embodiment description list also comprises the numbering of each data object of each logical page (LPAGE) correspondence, promptly 5 to 15, and 1 corresponding 5 and 6,2 correspondences 7,8 and 9,3 corresponding 10 and 11,4 correspondences 12,13,14 and 15.
Then execution in step S12 according to user's ID selection information, downloads the data message of corresponding logic business page or leaf, and described data message is kept in the set-top box.
When the user wants to check that weather forecast is professional, just can select the logic business page or leaf of weather forecast business.Generally speaking, when the user selects weather forecast professional, be defaulted as the ID of the ID of user's selection for first logic business page or leaf correspondence.Need to prove that the user also can select to check other logic business pages or leaves.
Because the radiofrequency signal that the broadcasting and TV front end sends mostly is the high frequency analog signals that centre frequency is 200～800MHz, therefore the ID according to the user selects information, the data message of downloading corresponding logic business page or leaf comprises: the radiofrequency signal that receives is carried out intermediate frequency conversion process, analog-to-digital conversion process, filtration treatment and acquisition process successively, wherein: described intermediate frequency conversion process is used for described radiofrequency signal is converted to intermediate-freuqncy signal, as: with centre frequency is that the high frequency analog signals of 200～800MHz is converted to the analog intermediate frequency signal that centre frequency is 36MHz; The analog signal conversion that described analog-to-digital conversion process is used for intermediate frequency is a digital signal; Described filtration treatment is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other, as: only keep the data message of the logic business page or leaf correspondence of weather forecast business in the present embodiment by filtration treatment, to filter the data message of removing other business information description list correspondences; Described acquisition process is used for selecting information according to user's ID, from the data message that is grasped, obtain to select the data message of the corresponding logic business page or leaf of information with ID, as: ID is the data message of 1 logic business page or leaf in the collection weather forecast business from the data message that is grasped.
Need to prove that when the data message of broadcasting and TV front end subtend set-top box transmission compressed processing, described set-top box also needed the data message that receives is carried out decompression processing, it is known for those skilled in the art, so do not repeat them here.
Because each logic business page or leaf is divided into a plurality of data objects, therefore downloading the logic business page or leaf means a plurality of data objects of downloading this logic business page or leaf correspondence.As: download ID is 1 logic business page or leaf, promptly downloads and is numbered 5 and 6 data object.
In the present embodiment when downloading the data message of corresponding logic business page or leaf, can download each data object of described logic business page or leaf correspondence earlier respectively, after the total data object download of described logic business page or leaf correspondence is intact, according to described numbering described data object is recombinated, and the data object after will recombinating is kept in the internal memory of set-top box, thereby, the time of data download information can be saved further by downloading the mode of afterwards recombinating earlier.
Particularly, when receiving successively when being numbered 6 and 5 data object according to the time order and function that receives in the present embodiment, can download earlier and be numbered 6 data object, download again and be numbered 5 data object, will be numbered 5 data object then and be numbered 6 data object that to be reassembled as ID be 1 logic business page or leaf.
In an object lesson, when downloading and preserve after ID being 1 logic business page or leaf, when only receiving the user to select ID being 2 logic business page or leaf, just carry out ID and be the download and the preservation of 2 logic business page or leaf, its concrete grammar is that 1 logic business page or leaf is similar with ID, does not repeat them here.
In another object lesson, when downloading and preserve after ID being 1 logic business page or leaf, when the user checks that ID is 1 logic business page or leaf, need not user's selection information, just carry out ID and be the download and the preservation of 2 logic business page or leaf, thereby when the user selects the logic business page or leaf of back, described logic business page or leaf is kept in the set-top box, can further improves user's experience effect.
So far, finish the data of weather forecast business based on set-top box and downloaded, when saving the set-top box static memory, improved the speed that data are downloaded.
Correspondingly, with reference to figure 3, the embodiment of the invention also provides a kind of set-top box, comprising:
Wherein, described set-top box is an one-way set-top box.In other embodiments of the invention, described set-top box also can be bi-directional set-top box or IPTV set-top box.
Wherein, described download module 200 comprises: antenna 210 is used for received RF signal; Tuner 220 connects described antenna 210, is used for described radiofrequency signal is converted to intermediate-freuqncy signal; Detuner 230 connects described tuner 220, and the analog signal conversion that is used for intermediate frequency is a digital signal; Filtrator 240 connects described detuner 230, is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other; Collector 250 connects described filtrator 240 and selects module 100, is used for selecting information according to user's ID, obtains to select with ID the data message of the corresponding logic business page or leaf of information from the data message that is grasped.
In addition, described set-top box can also comprise: recombination module 400, connect described collector 250 and described static memory 300, and described logic business page or leaf comprises a plurality of data objects, each described data object comprises the numbering of a correspondence; Described recombination module 400 obtains after the total data object of described logic business page or leaf correspondence, according to described numbering described data object is recombinated, obtain the data message of described logic business page or leaf, and the data message of described logic business page or leaf is sent to static memory 300.
Preferably, described download module 200 can also be downloaded the data message of 1 logic business page or leaf of described logic business page or leaf back after the data message of downloading a logic business page or leaf correspondence.
The capacity of the static memory 300 in the set-top box in the present embodiment can be smaller, and the speed of this set-top box data download is very fast, and required time is shorter.
Though the present invention discloses as above with preferred embodiment, the present invention is defined in this.Any those skilled in the art without departing from the spirit and scope of the present invention, all can do various changes and modification, so protection scope of the present invention should be as the criterion with claim institute restricted portion.
Claims (8)
1. the data download method based on set-top box is characterized in that, comprising:
The downloading service information description list, described business information description list comprises the ID of logic business page or leaf;
ID according to the user selects information, downloads the data message of corresponding logic business page or leaf, and described data message is kept in the set-top box.
2. the data download method based on set-top box as claimed in claim 1, it is characterized in that, described ID according to the user selects information, the data message of downloading corresponding logic business page or leaf comprises: the radiofrequency signal that receives is carried out intermediate frequency conversion process, analog-to-digital conversion process, filtration treatment and acquisition process successively, and wherein: described intermediate frequency conversion process is used for described radiofrequency signal is converted to intermediate-freuqncy signal; The analog signal conversion that described analog-to-digital conversion process is used for intermediate frequency is a digital signal; Described filtration treatment is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other; Described acquisition process is used for selecting information according to user's ID, obtains to select with ID the data message of the corresponding logic business page or leaf of information from the data message that is grasped.
3. the data download method based on set-top box as claimed in claim 1 is characterized in that, described logic business page or leaf comprises a plurality of data objects, and each described data object comprises the numbering of a correspondence; After the total data object download of described logic business page or leaf correspondence is intact, according to described numbering described data object is recombinated, obtain the data message of described logic business page or leaf.
4. the data download method based on set-top box as claimed in claim 1 is characterized in that, also comprises: after the data message of downloading a logic business page or leaf correspondence, download the data message of 1 logic business page or leaf of described logic business page or leaf back.
5. a set-top box is characterized in that, comprising:
Select module, be used to receive user's ID selection information;
Download module connects described selection module, is used for the downloading service information description list, and described business information description list comprises the ID of logic business page or leaf; And select information according to user's ID, download the data message of corresponding logic business page or leaf;
Static memory is used to store the described data message of download.
6. set-top box as claimed in claim 5 is characterized in that, described download module comprises:
Antenna is used for received RF signal;
Tuner connects described antenna, is used for described radiofrequency signal is converted to intermediate-freuqncy signal;
Detuner connects described tuner, and the analog signal conversion that is used for intermediate frequency is a digital signal;
Filtrator connects described detuner, is used for grasping and the corresponding data message of described business information description list from described digital signal, to filter the data message of removing other;
Collector connects described filtrator and selects module, is used for selecting information according to user's ID, obtains to select with ID the data message of the corresponding logic business page or leaf of information from the data message that is grasped.
7. set-top box as claimed in claim 5 is characterized in that, described download module is downloaded the data message of 1 logic business page or leaf of described logic business page or leaf back after the data message of downloading a logic business page or leaf correspondence.
8. set-top box as claimed in claim 5 is characterized in that, also comprises: recombination module, connect described download module and static memory, and described logic business page or leaf comprises a plurality of data objects, each described data object comprises the numbering of a correspondence; Described recombination module obtains after the total data object of described logic business page or leaf correspondence, according to described numbering described data object is recombinated, obtain the data message of described logic business page or leaf, and the data message of described logic business page or leaf is sent to described static memory.
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| CN201110243549XA CN102289499A (en) | 2011-08-23 | 2011-08-23 | Set top box and data downloading method based on set top box |
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| CN201110243549XA CN102289499A (en) | 2011-08-23 | 2011-08-23 | Set top box and data downloading method based on set top box |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030028889A1 (en) * | 2001-08-03 | 2003-02-06 | Mccoskey John S. | Video and digital multimedia aggregator |
| CN101789975A (en) * | 2010-03-23 | 2010-07-28 | 深圳市同洲电子股份有限公司 | Method and system for download contents of PVOD (push video on demand) business |
| CN101860724A (en) * | 2010-05-11 | 2010-10-13 | 中兴通讯股份有限公司 | Method and device for requesting program in interactive network television system |
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2011
- 2011-08-23 CN CN201110243549XA patent/CN102289499A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030028889A1 (en) * | 2001-08-03 | 2003-02-06 | Mccoskey John S. | Video and digital multimedia aggregator |
| CN101789975A (en) * | 2010-03-23 | 2010-07-28 | 深圳市同洲电子股份有限公司 | Method and system for download contents of PVOD (push video on demand) business |
| CN101860724A (en) * | 2010-05-11 | 2010-10-13 | 中兴通讯股份有限公司 | Method and device for requesting program in interactive network television system |
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Application publication date: 20111221 |