CN203482350U - Digital television receiving device - Google Patents
Digital television receiving device Download PDFInfo
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- CN203482350U CN203482350U CN201320306765.9U CN201320306765U CN203482350U CN 203482350 U CN203482350 U CN 203482350U CN 201320306765 U CN201320306765 U CN 201320306765U CN 203482350 U CN203482350 U CN 203482350U
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- digital television
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- receiving apparatus
- mobile terminal
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Abstract
A digital television receiving device comprises a digital television receiving and demodulating unit, a DTV preprocessing unit and a control unit. The digital television receiving and demodulating unit is used for demodulating the received mobile digital television signal with a specific standard to output a TS stream in a digital format. The DTV preprocessing unit is used for processing and decoding the TS stream to output audio and video data in a TS stream format. The control unit is used for realizing interaction with at least one mobile terminal and transmitting the audio and video data in the digital format to the at least one mobile terminal for playing. The digital television receiving device transmits audio and video data to the mobile terminal in a wireless mode so as to realize that the mobile terminal without the digital television receiving module watches the digital television without changing the hardware form.
Description
Technical field
The utility model relates to a kind of digital television receiving apparatus, particularly a kind ofly can make mobile terminal can receive and watch the digital television receiving apparatus of Digital Television not changing in current mobile terminal hardware form situation.
Background technology
Universal along with the arrival in 3G epoch and the Internet broadband, our life has entered into the higher level information age, and the most outstanding feature is exactly to take the rapid emergence of the mobile intelligent terminal that smart mobile phone and panel computer be representative.People watch the behavior of TV, video also more and more on mobile intelligent terminal, need to seek a kind ofly can meet the solution of user to the mobile video demand of high definition smoothness, and mobile digital TV is exactly the internationally recognized New Media technology that meets this demand.Yet, mobile digital TV standard disunity that different geographical adopts, the DTMB of the DVB-T in the ATSC that the four large ground digital television broadcast transmission standards that obtained International Certification are at present respectively the U.S., Europe, the ISDB-T of Japan and China.Therefore, in CHINESE REGION, except loading the smart mobile phone of CMMB, can watch mobile digital TV with the combination of ground launching tower via satellite at present, other most intelligent mobile terminals are all to rely on mobile communication network, with terminal software, by flow, watch mobile video and a small amount of programme televised live.Due to the restriction of mobile network's bandwidth and the bandwidth factor such as pay dues, it is that popular acceptance level is also lower.And also have its intrinsic limitation for the smart mobile phone that loads CMMB, for example, the type that loads the mobile terminal of CMMB causes user can not find wanting type, because receiving the digital television signal of other standard, cause mobile terminal use to be subject to regional limits etc. less.Thus, for kind and the various various mobile intelligent terminals of brand, also there is no a kind of solution of receiving digital television easily.
Utility model content
For the problems referred to above, be necessary to provide a kind of digital television receiving apparatus, can the mobile digital TV signals receiving be sent to mobile terminal by wireless mode and play.
A digital television receiving apparatus, comprises Digital TV Receiving and demodulating unit, DTV pretreatment unit and control unit.Digital TV Receiving and demodulating unit are for carrying out demodulation with the TS stream of output number format to the mobile digital TV signals with specific criteria receiving.DTV pretreatment unit is for processing TS stream and decode to export the audio, video data of TS stream format.Control unit for realize and at least one mobile terminal between carry out mutual and send the audio, video data of number format to this at least one mobile terminal and play.This digital television receiving apparatus is sent to mobile terminal by wireless mode by audio, video data.
Preferably, this Digital TV Receiving and demodulating unit can plug and be connected in described DTV pretreatment unit, so that digital television receiving apparatus can be replaced different Digital TV Receivings and demodulating unit to support the Digital Television of various criterion by plug-in.
Preferably, this Digital TV Receiving and demodulating unit are according to the standard of the digital television signal that can support, be divided into different models, digital television receiving apparatus is replaced the Digital TV Receiving of different model and demodulating unit to support the Digital Television of various criterion by plug-in.
Preferably, this digital television receiving apparatus also comprises the self-defined general-purpose interface that is electrically connected on DTV pretreatment unit, for the TS of the number format of Digital TV Receiving and demodulating unit output is streaming to DTV pretreatment unit.
Preferably, this Digital TV Receiving and demodulating unit can be plugged and are connected in described DTV pretreatment unit by this self-defined general-purpose interface.
Above-mentioned digital television receiving apparatus can be sent to mobile terminal by digital television signal by wireless mode, thereby make current various mobile terminal in the situation that not changing hardware form, access ground digital television broadcast net, be convenient to receive and play digital television program.
Accompanying drawing explanation
Fig. 1 is for mobile terminal being accessed to the schematic diagram of the digital television receiving apparatus of received terrestrial digital broadcasting net in the utility model preferred embodiments.
Fig. 2 is the module map of digital television receiving apparatus in Fig. 1.
Main element symbol description
Digital television receiving apparatus 100
Digital TV Receiving and demodulating unit 10
Self-defined general-purpose interface 20
Digital Television driver operation module 310
Digital Television driver load-on module 420
Terminal interaction control module 430
Packet modular converter 440
TS flows routing module 450
Ground digital television broadcast net 300
Following embodiment further illustrates the utility model in connection with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1 and Fig. 2, the digital television receiving apparatus 100 of the utility model preferred embodiment is for accessing to ground digital television broadcast net 300 by mobile terminal 200.Digital television receiving apparatus 100 can receive the mobile digital TV signals of various criterion, and can the mobile digital TV signals receiving be sent to mobile terminal 200 by wireless mode and play, thereby make mobile terminal 200 can receive and play Digital Television in the situation that its hardware configuration is constant.Digital television receiving apparatus 100 comprises Digital TV Receiving and demodulating unit 10, self-defined general-purpose interface 20, DTV pretreatment unit 30, control unit 40 and memory cell 50.In addition, digital television receiving apparatus 100 also comprises for receiving the antenna 60 of mobile digital TV signals.Mobile terminal 200 can be mobile phone, panel computer etc.In the present embodiment, mobile terminal 200 is smart mobile phone.
Digital TV Receiving and demodulating unit 10 carry out demodulation with the TS stream of output number format for the mobile digital TV signals with specific criteria that antenna 60 is received.In the present embodiment, Digital TV Receiving and demodulating unit 10, according to the various criterion of the mobile digital TV signals that can support, are divided into following four kinds of different types: for supporting the DVB-T type Digital TV Receiving of DVB-T standard and demodulating unit, for supporting the ATSC type Digital TV Receiving of ATSC standard and demodulating unit, for supporting the ISDB-T type Digital TV Receiving of ISDB-T standard and demodulating unit and for supporting DTMB type Digital TV Receiving and the demodulating unit of DTMB standard.Dissimilar Digital TV Receiving and demodulating unit 10 all can plug and be connected in self-defined general-purpose interface 20.So, digital television receiving apparatus 100 can by plug-in replace dissimilar Digital TV Receiving and demodulating unit 10, to support the mobile digital TV signals of various criterion.Understandably, in other embodiments, each digital television receiving apparatus 100 all has Digital TV Receiving and demodulating unit 10 fixing and support specific criteria, can receive and support the mobile digital TV signals of a certain specific criteria.
Self-defined general-purpose interface 20 is electrically connected on DTV pretreatment unit 30.Self-defined general-purpose interface 20 compatible serial parallel TS stream interface and control power supply interface etc., for being streaming to DTV pretreatment unit 30 by the TS of the number format of Digital TV Receiving and demodulating unit 10 outputs.
The Digital TV Receiving that detecting module 410 detectings are inserted and the type of demodulating unit 10 also produce a detection signal.Digital Television driver load-on module 420 response detection signals, control figure TV driver operation module 310 loads and moves the Digital Television driver consistent with the type of the Digital TV Receiving inserting and demodulating unit 10, so that digital television receiving apparatus 100 can be supported the mobile digital TV signals of respective standard.
Terminal interaction control module 430 is set up the wireless network of digital television receiving apparatus 100, and further monitors in the wireless network of digital television receiving apparatus 100, whether there are mobile terminal 200 accesses.When having mobile terminal 200 access, the mobile terminal 200 loading client softwares of terminal interaction control module 430 prompting accesses carry out mutual control and program broadcasting to realize with digital television receiving apparatus 100.Particularly, after setting up the wireless network of digital television receiving apparatus 100, when digital television receiving apparatus 100 receives the request from mobile terminal 200, terminal interaction control module 430 is set up radio communication by design terminal Interactive Control Protocol in advance with mobile terminal 200 and is connected.After digital television receiving apparatus 100 and mobile terminal 200 set up and communicate by letter, terminal interaction control module 430 further send information to mobile terminal 200 with prompting mobile terminal 200 loading client softwares.Wherein, in information, at least comprise the chained address of client software, to allow mobile terminal 200 by the client software in this chained address load store unit 50.So, mobile terminal 200 can be realized and controlling alternately with digital television receiving apparatus 100 and program broadcasting.
Packet modular converter 440 is for converting the audio, video data of TS stream format to the IP traffic that is applicable to wireless network transmissions.TS stream routing module 450 is responsiblely afterwards distributed to a plurality of mobile terminals 200 by IP traffic by wireless mode for setting up at digital television receiving apparatus 100 and mobile terminal 200 communicate by letter, thereby realize the TS stream wireless routing function of digital television receiving apparatus 100, to allow a plurality of mobile terminal 200 accesses share digital television receiving apparatus 100 and watch identical or different digital television program simultaneously.
When mobile terminal 200 is set up and communicated by letter and load after client software with digital television receiving apparatus 100, mobile terminal 200 response users operate and produce program Play Control instruction (for example, channel selection instruction).Described DTV pretreatment module 320 response channel selection instructions, and extract the compressed package of respective program from program transport streams, then carry out that CAS is integrated, TS stream demultiplexing, PID filters and audio/video decoding is processed, to export the audio, video data of TS stream format.Packet modular converter 440 converts the audio, video data of TS stream format to the IP traffic that is applicable to wireless network transmissions.TS stream routing module 450 is responsible for that IP traffic is distributed to mobile terminal 200 and is play.So, mobile terminal 200 can be play the program corresponding with channel selection instruction.
By means of above-mentioned digital television receiving apparatus 100, mobile terminal 200 can be realized Digital Television and play in the situation that not changing hardware configuration.In addition, when user is when different geographical is used mobile terminal 200, above-mentioned digital television receiving apparatus 100 also can be replaced Digital TV Receiving and the demodulating unit 10 of different model by plug-in ground, to support the mobile digital TV signals of various criterion, thereby make mobile terminal 200 can play the mobile digital TV of various criterion, and then avoid being subject to the restriction of region.
In addition, those skilled in the art also can make various modifications, interpolation and the replacement in other forms and details in the utility model preferred embodiments claim scope of disclosure and spirit.Certainly, the variations such as various modifications, interpolation and replacement that these are made according to the utility model preferred embodiments spirit, within all should being included in the utility model preferred embodiments scope required for protection.
Claims (5)
1. a digital television receiving apparatus, comprise Digital TV Receiving and demodulating unit, DTV pretreatment unit and control unit, Digital TV Receiving and demodulating unit are for carrying out demodulation with the TS stream of output number format to the mobile digital TV signals with specific criteria receiving, DTV pretreatment unit is for processing TS stream and decode to export the audio, video data of TS stream format, control unit for realize and at least one mobile terminal between carry out mutual and send the audio, video data of number format to this at least one mobile terminal and play, it is characterized in that: this digital television receiving apparatus is sent to mobile terminal by wireless mode by audio, video data.
2. digital television receiving apparatus as claimed in claim 1, digital television receiving apparatus it is characterized in that: this Digital TV Receiving and demodulating unit can plug and be connected in described DTV pretreatment unit, so that can be replaced different Digital TV Receivings and demodulating unit to support the Digital Television of various criterion by plug-in.
3. digital television receiving apparatus as claimed in claim 2, it is characterized in that: this Digital TV Receiving and demodulating unit are according to the standard of the digital television signal that can support, be divided into different models, this digital television receiving apparatus is replaced the Digital TV Receiving of different model and demodulating unit to support the Digital Television of various criterion by plug-in.
4. digital television receiving apparatus as claimed in claim 2, it is characterized in that: this digital television receiving apparatus also comprises the self-defined general-purpose interface that is electrically connected on DTV pretreatment unit, for the TS of the number format of Digital TV Receiving and demodulating unit output is streaming to DTV pretreatment unit.
5. digital television receiving apparatus as claimed in claim 4, is characterized in that: this Digital TV Receiving and demodulating unit can be plugged and are connected in described DTV pretreatment unit by this self-defined general-purpose interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320306765.9U CN203482350U (en) | 2013-05-30 | 2013-05-30 | Digital television receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320306765.9U CN203482350U (en) | 2013-05-30 | 2013-05-30 | Digital television receiving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203482350U true CN203482350U (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320306765.9U Expired - Fee Related CN203482350U (en) | 2013-05-30 | 2013-05-30 | Digital television receiving device |
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| Country | Link |
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| CN (1) | CN203482350U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104410880A (en) * | 2014-09-25 | 2015-03-11 | 深圳清华大学研究院 | Digital TV receiving device |
| WO2017020326A1 (en) * | 2015-07-31 | 2017-02-09 | 深圳市浪尖科技有限公司 | Mobile television pal |
-
2013
- 2013-05-30 CN CN201320306765.9U patent/CN203482350U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104410880A (en) * | 2014-09-25 | 2015-03-11 | 深圳清华大学研究院 | Digital TV receiving device |
| CN104410880B (en) * | 2014-09-25 | 2017-11-10 | 深圳清华大学研究院 | Digital television receiving apparatus |
| WO2017020326A1 (en) * | 2015-07-31 | 2017-02-09 | 深圳市浪尖科技有限公司 | Mobile television pal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20190530 |
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| CF01 | Termination of patent right due to non-payment of annual fee |