CN202738041U - Digital television set-top box - Google Patents
Digital television set-top box Download PDFInfo
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- CN202738041U CN202738041U CN 201220427762 CN201220427762U CN202738041U CN 202738041 U CN202738041 U CN 202738041U CN 201220427762 CN201220427762 CN 201220427762 CN 201220427762 U CN201220427762 U CN 201220427762U CN 202738041 U CN202738041 U CN 202738041U
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Abstract
The utility model discloses a digital television set-top box which comprises a controller, a demodulator, a tuner, a memory and a data exchanging module, wherein the demodulator, the tuner, the memory and the data exchanging module are respectively connected with the controller. The data exchanging module comprises a network data processing module and a data transceiver module. The controller is further connected with a network interface, a USB interface and a hard disk. According to the digital television set-top box provided by the utility model, the controller is connected with the hard disk, the network interface and the USB interface; on the basis that basic functions are reserved, the set-top box further has the function of a household computer, thus the cost for household spending is saved, the spaces occupied by multiple household devices are reduced, and the life is convenient. In addition, the digital television set-top box provided by the utility model has the function of two-way interaction, has the advantages of intelligence, strong expansibility and convenient application, and well meets the growing needs of a user.
Description
Technical field
The utility model relates to the digital television techniques field, particularly a kind of digital TV set-top box.
Background technology
Along with the progress of science and technology, the especially progress of the communication technology, TV tech is combined development with the communication technology, and nowadays former simulated television technology has developed into digital television techniques.Play for making digital signal can enter TV, set-top box is arisen at the historic moment.In recent years, along with popularizing of digital television techniques fast development and Digital Television, the set-top box that is used for propagation and converting digital programme signal is also come into huge numbers of families successively, has become the equipment of family's indispensability.The full name of set-top box is called digital TV set-top box, english abbreviation STB (Set-Top Box), and in a broad sense, every network-termination device that is connected with television set all can be referred to as set-top box.From narrowly, the digital device that is connected with television set can be referred to as set-top box.It is a kind of conversion equipment that digital television signal is converted to analog signal, and its sends being reduced into analog signal through image of digitalization compressed and voice signal decoding into common television set, and digital signal can be via satellite, wired or wireless broadcasting transmits.By using set-top box, the user not only can watch the video frequency program that surpasses 60 covers that present television operator in all parts of the country provides, can also listen to the audio broadcasting programs that are no less than 10 covers, the audio broadcasting program comprises that music broadcast, Real-time Traffic Information broadcasting etc. enrich program.
Set-top box for digital device, if according to standard set-top box is classified, then set-top box can comprise: digital satellite set-top box (DVB-S), Europe superscript digital ground set-top box (DVB-T), GB digital ground set-top box (DMB-TH) and cable television digital set-top box (DVB-C) etc.If according to function set-top box is classified, then set-top box can comprise: one-way set-top box, bi-directional set-top box, IPTV set-top box etc.
In the prior art, the digital TV set-top box hardware performance improves day by day, although its function strengthens day by day, still be unable to do without the set-top box system, and simple set-top box is not high to hsrdware requirements, causes the wasting of resources on the top-set hardware.Contrast the configuration of existing computer, we can find, digital TV set-top box hardware has possessed the ability as home computer substantially.What be short of mainly is the compatibility of set-top box software aspect and the expansion of part hardware.In the development of digital TV set-top box, set top box for digital teleputer is ready to appear.Modern society, set-top box is family's essential condition, and popularizing of home computer also becomes a kind of large trend, and both all match family's financial resources is a kind of great wastes.Set top box for digital teleputer integrates the function that digital television is decided box and computer, and its appearance is with the above-mentioned difficult problem of strong solution.
In addition, from the function technical elements, set-top box technique is the inexorable trend that develops in the future to the fusion of voice, data and video multiple business, such as: video request program, game on line, ecommerce, child-parent education, in real time ballot, information on demand etc., PVR people's video recording; Realize program storage, time shift, see while recording, advertisement is skipped etc.; And support that IP data receiver, Streaming Media reception are the inevitable directions of video traffic development.Moreover it is the another bright spot of set-top box that the bimodulus of comprehensive DVB (digital video broadcasting) broadcasting and IP broadcast is used, and will bring more enriching experiences to the user.But because existing set-top box does not have the two-way interactive function, therefore can't satisfy the above-mentioned growing demand of user.
The utility model content
Therefore, the utility model proposes a kind of digital TV set-top box, can eliminate fully because the restriction of prior art and one or more problems that defective causes.
The utility model additional advantage, purpose and characteristic, a part will be elucidated in the following description, and another part will be significantly for those of ordinary skill in the art by the investigation to following explanation or acquire from enforcement of the present utility model.Can realize and obtain the utility model purpose and advantage by the structure of in the specification of literal and claims and accompanying drawing, pointing out especially.
The utility model provides a kind of digital TV set-top box, it comprises controller, and the demodulator that is connected with described controller respectively, tuner, internal memory, data interaction module, it is characterized in that, described data interaction module comprises network data processing module and data transmit-receive module, in addition network interface, USB interface and the hard disk that are connected with described controller.
According to the utility model one preferred embodiment, described USB interface is more than 3 or 3.
According to the utility model one preferred embodiment, when described USB interface is 3, one of them as external USB flash disk interface, another as keyboard interface, remaining one as mouse interface.
According to the utility model one preferred embodiment, described network interface is Ethernet interface, and this Ethernet interface is connected to cable TV network by a wire line MODEM.
According to the utility model one preferred embodiment, described Ethernet interface is the RJ45 Ethernet interface.
According to the utility model one preferred embodiment, described set-top box also is connected with wireless network card, has network interface on the wireless network card.
According to the utility model one preferred embodiment, described set-top box also is connected with bluetooth transceiver therein.
Digital TV set-top box provided by the utility model is by connecting hard disk, network interface and USB interface at controller, set-top box is being kept on digital signal reception, conversion, the realization basis to set-top box basic functions such as the decoding of digital code stream and demonstrations, also has the household PC function, for family's expenditure provides cost savings, reduce simultaneously the space hold of multiple devices in the family, make life more convenient.In addition, the digital TV set-top box that the utility model provides has the two-way interactive function, has intelligent, powerful autgmentability, makes things convenient for application, has satisfied greatly the growing demand of user.
Description of drawings
Fig. 1 is the structural representation according to the digital TV set-top box of the utility model embodiment.
Embodiment
With reference to the accompanying drawings the utility model is described more fully, exemplary embodiment of the present utility model wherein is described.
As shown in Figure 1, digital TV set-top box of the present utility model comprises controller, and the demodulator that is connected with controller respectively, tuner, internal memory, data interaction module, and wherein, what be connected with controller also has network interface, USB interface and hard disk.
Described data interaction module comprises that a network data processing module and a data transmit-receive module are connected.
Described demodulator connects front-end server by tuner again, and described network interface can be Ethernet interface, and described data interaction module connects Ethernet interface, and this Ethernet interface connects cable TV network by a wire line MODEM (Cable Modem) again.
Described controller is the STi5105 chip, and controller adopts the CPU processor of 200MHz, and described Ethernet interface 7 is the RJ45 Ethernet interface.
Controller and software systems play control action to the work of each part mentioned above operation, and hard disk is built-in, and capacity is 32G or greater than 32G; USB interface has three, and wherein the first USB interface is used as external USB flash disk interface as keyboard interface, secondary USB interface as mouse interface, the 3rd USB interface.Be connected to keyboard on the described keyboard interface, be connected to mouse on the described mouse interface.In addition, USB interface of the present utility model is not limited to 3, can be greater than 3, and other USB interface is spare interface.Described controller also can be connected with wireless network card, has network interface on the network interface card, can move to the place that needs, and be not limited to cable network.
In addition, controller of the present utility model can also be connected to bluetooth transceiver therein, when television receiver also has Bluetooth function, does not need to carry out connection between television set and set-top box, and is more intelligent, operates also simpler.
The below illustrates the process of its communication take the VOD video request program as example:
Ethernet interface on the set-top box is connecting an outside wire line MODEM.The user selects the arbitrary programs of program request by remote controller, after controller is received the signal of remote controller, send instruction and make the order request signal send and receive unit, Ethernet interface, wire line MODEM by network data processing unit and the network of data interaction module, finally by uploading to front-end server by cable TV network.After front-end server is received the order request signal, response message is returned down and passes to controller along uploading path Yuan Lu, controller sends instructions to tuner after the network data information that receives is processed, tuner just according to instruction be tuned to the TS stream that transmits of the frequency receiving front-end server of appointment, TS stream is through after the demodulation, under controller action, the output audio-video signal is watched for the user to television set.
The below sees that take choosing the program request program as example, illustrates the process of its communication again:
Ethernet interface on the set-top box is connecting an outside wire line MODEM.The user selects the arbitrary programs of program request by remote controller, after controller is received the signal of remote controller, send instruction and make the order request signal send and receive unit, Ethernet interface, wire line MODEM by network data processing unit and the network of data interaction module, finally by uploading to front-end server by cable TV network.After front-end server is received the order request signal, response message is returned down and passes to controller along uploading path Yuan Lu, controller sends instructions to tuner after the network data information that receives is processed, tuner just according to instruction be tuned to the TS stream that transmits of the frequency receiving front-end server of appointment, TS stream is through after the demodulation, under controller action, the output audio-video signal is watched for the user to television set.
The below reviews as example to enter under the live state, and the process of its communication is described:
Access TSG (Time Shift Generator time shift) server (this TSG server is a server that is connected in front-end server in the prior art) behind the set-top-box opening, read time shifting channel tabulation and relevant parameter.Under live state, have the printed words sign that has " time shifting channel " when switching to this channel in the programme information frame that the channel of the ability of reviewing shows and show, under broadcast state, the screen lower left corner shows the prompting of time shifting channel icon simultaneously.After pressing " determining " key on the remote controller, after controller is received the signal of remote controller, send instruction and make and watch that the time shift program request signal sends and receives unit, Ethernet interface, wire line MODEM by network data processing unit and the network of data interaction module, finally by uploading to front-end server by cable TV network.After front-end server is received request signal, response message is returned down and passes to controller along uploading path Yuan Lu, controller sends instructions to tuner after the network data information that receives is processed, tuner just according to instruction be tuned to the TS stream that transmits of the frequency receiving front-end server of appointment, TS stream is through after the demodulation, under controller action, set-top box enters the state of playing time shift program.
The utility model adopts the controller of STi5105 chip, 200MHz on the basis of realizing the set-top box original function, increase interactive module, integrated Ethernet interface.Support ICP/IP protocol, SSP agreement, LSCP agreement, udp protocol.Support dynamic obtaining IP address, support DHCP device type option, support open international Streaming Media standard I SMA1.0/1.1.Utilize catv network to realize interactive function; Adopt Embedded WEB browser technology, can carry out network browsing by Internet, realize IPQAM (IPQAM: the modulator) video request program of pattern.Carry out the many interactive services of set-top box by Ethernet interface, comprise VOD video request program, time shift program, stock exchange, pay the fees online, lottery ticket purchase, interactive game, TV shopping, TV newspaper etc.Utilize the CA draw-in groove to realize the all-purpose card function in conjunction with the interactive browser device.All interactive consumption can be paid the fees by all-purpose card, thereby fully realize the two-way interactive function.
In addition, set-top box of the present utility model is built-in hard disk, internal memory has the function of household PC.Can under the control of controller hard disk be stored and read, mouse and keyboard are by the USB interface the transmission of data, and controller carries out computing to these data, and deposits the result in internal memory or hard disk, and shows by TV.Under above hardware supports, revise set-top box LINUX operating system, to adapt to office software, the application software of game etc. realizes the functions such as office, game, online.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (7)
1. digital TV set-top box, it comprises controller, and the demodulator that is connected with described controller respectively, tuner, internal memory, data interaction module, it is characterized in that, described data interaction module comprises network data processing module and data transmit-receive module, in addition network interface, USB interface and the hard disk that are connected with described controller.
2. digital TV set-top box as claimed in claim 1 is characterized in that, described USB interface is more than 3 or 3.
3. digital TV set-top box as claimed in claim 1 is characterized in that, when described USB interface is 3, one of them as external USB flash disk interface, another as keyboard interface, remaining one as mouse interface.
4. digital TV set-top box as claimed in claim 3 is characterized in that, described network interface is Ethernet interface, and this Ethernet interface is connected to cable TV network by a wire line MODEM.
5. digital TV set-top box as claimed in claim 1 is characterized in that, described Ethernet interface is the RJ45 Ethernet interface.
6. such as the described digital TV set-top box of any one among the claim 1-5, it is characterized in that, described set-top box also is connected with wireless network card, has network interface on the wireless network card.
7. such as the described digital TV set-top box of any one among the claim 1-5, it is characterized in that, described set-top box also is connected with bluetooth transceiver therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220427762 CN202738041U (en) | 2012-08-28 | 2012-08-28 | Digital television set-top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220427762 CN202738041U (en) | 2012-08-28 | 2012-08-28 | Digital television set-top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202738041U true CN202738041U (en) | 2013-02-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220427762 Expired - Fee Related CN202738041U (en) | 2012-08-28 | 2012-08-28 | Digital television set-top box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202738041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363487A (en) * | 2014-11-11 | 2015-02-18 | 无锡科思电子科技有限公司 | STB (set top box) with function of automatic channel selection on startup |
-
2012
- 2012-08-28 CN CN 201220427762 patent/CN202738041U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363487A (en) * | 2014-11-11 | 2015-02-18 | 无锡科思电子科技有限公司 | STB (set top box) with function of automatic channel selection on startup |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20130828 |