CN201352827Y - Digital television receiving terminal, digital television receiving system and USB dongle - Google Patents
Digital television receiving terminal, digital television receiving system and USB dongle Download PDFInfo
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- CN201352827Y CN201352827Y CNU2009200043196U CN200920004319U CN201352827Y CN 201352827 Y CN201352827 Y CN 201352827Y CN U2009200043196 U CNU2009200043196 U CN U2009200043196U CN 200920004319 U CN200920004319 U CN 200920004319U CN 201352827 Y CN201352827 Y CN 201352827Y
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Abstract
A digital television receiving terminal, a digital television receiving system and a USB dongle are used for receiving multi-mode signals and reducing the burdens of users and operators. The digital television receiving system comprises a digital television receiving terminal and a USB dongle, wherein the digital television receiving terminal is connected with the USB dongle through a communication interface, and the USB dongle and the communication interface are of a detachable structure. The USB dongle can transmit received modulation signals or internet television signals to the digital television receiving terminal by the communication interface through the frequency reduction demodulation or the modulation conversion, the digital television receiving terminal can select corresponding signal decoding drivers to decode the modulation signals or the internet television signals, and outputs audio and video signals after being decoded to a user audio and video device. The utility model can receive multi-mode signals and reduce the burdens of users and operators.
Description
Technical field
The utility model relates to the digital broadcasting technical field, is specifically related to a kind of receiving terminal for digital television and digital TV receiving system and TV rod.
Background technology
Along with the development of digital television techniques and digital broadcasting technology, set-top box has obtained using comparatively widely.Generally speaking, existing set-top box can only realize a kind of reception and broadcast of mode signal, for example CATV set-top-box can only realize the reception and the broadcast of cable TV mode signal, and network television-set top-set-box can only be realized the reception and the broadcast of Web TV mode signal.In like manner, terrestrial set top box and satellite set top box also all just can be realized the reception and the broadcast of AD HOC signal separately.
At present, a kind of double-mode set top box occurs, can receive cable TV mode signal and Web TV mode signal simultaneously.Seeing also Fig. 1, is the structural representation of prior art double-mode set top box.As shown in Figure 1, this double-mode set top box comprises: digital television broadcasting data processing module 10 is used to connect cable TV network and receives and handle the cable TV mode signal; IP data processing module 20 is used to be connected to the Internet and receives and handle the Web TV mode signal; Document management module 30 is used for converting the mode signal of digital television broadcasting data processing module 10 and 20 receptions of IP data processing module to unified output format signal; Browser 40 is used for the signal after threaded file administration module 30 and output are changed.
In research and practice process to prior art, the inventor finds that there is following problem in prior art:
Continuous development along with technology, the mode signal that can offer the user will get more and more, the user wishes to receive different mode signals, have only by changing set-top box and realize, and change set-top box all is a no small spending for user and operator, thereby has increased the burden of user and operator.
The utility model content
The technical problem that the utility model embodiment will solve provides a kind of receiving terminal for digital television and digital TV receiving system and TV rod, can realize receiving the various modes signal, and reduces the burden of user and operator.
The receiving terminal for digital television that the utility model provides comprises: central processing unit, audio-video interface and communication interface; The input of described central processing unit links to each other with the output of external TV rod by described communication interface; The output of described central processing unit links to each other with described audio-video interface; Described central processing unit receives the modulation signal or the internet television signal of described TV rod input, choose corresponding signal decoding driver described modulation signal or internet television signal are decoded, and export decoded audio-video signal to the user audio ﹠ video equipment by described audio-video interface.
Alternatively, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
Alternatively, described receiving terminal for digital television also comprises: audio or video amplifier; The input of described audio or video amplifier links to each other with the output of described central processing unit, and the output of described audio or video amplifier links to each other with described audio-video interface.
Alternatively, described receiving terminal for digital television also comprises: the memory module that is used for storage signal decoding driver.
The digital TV receiving system that the utility model provides comprises: receiving terminal for digital television and TV rod; Described receiving terminal for digital television links to each other by communication interface with described TV rod, and described TV rod is a separable structure with described communication interface; Described TV rod transfers to described receiving terminal for digital television with modulation signal or the internet television signal that receives by described communication interface by frequency reducing demodulation or modulation conversion; Described receiving terminal for digital television is chosen corresponding signal decoding driver described modulation signal or internet television signal is decoded, and exports decoded audio-video signal to the user audio ﹠ video equipment.
Alternatively, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
Alternatively, described TV rod comprises: the signal receiving module that is used to receive modulation signal or internet television signal; And, link to each other with described signal receiving module, be used for described modulation signal or internet television signal are carried out the signal processing module of frequency reducing demodulation or modulation conversion; And, link to each other with described signal processing module, be used for and will carry out the signal output module of the signal output after described frequency reducing demodulation or the modulation conversion.
Alternatively, described modulation signal is the cable television digital signal, or the ground digital signal, or the satellite digital signal.
The TV rod that the utility model provides comprises: the signal receiving module that is used to receive modulation signal or internet television signal; And, link to each other with described signal receiving module, be used for described modulation signal or internet television signal are carried out the signal processing module of frequency reducing demodulation or modulation conversion; And, link to each other with described signal processing module, be used for exporting the signal output module of receiving terminal for digital television to by communication interface with carrying out signal after described frequency reducing demodulation or the modulation conversion.
Alternatively, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
In the utility model, because the TV rod links to each other with receiving terminal for digital television by communication interface, and between TV rod and communication interface separable structure, so when the user need receive the signal of different mode, only need to use corresponding TV rod to carry out the signal reception and get final product, and need not to change receiving terminal for digital television; When operator provides the signal of new pattern, also only need provide the TV rod of the signal that can receive this new model to get final product to the user, also need not to change receiving terminal for digital television for the user, therefore realized using same receiving terminal for digital television to receive the signal of various modes, also reduced the burden of user and operator simultaneously.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a set-top box structural representation in the prior art;
Fig. 2 is a digital TV receiving system structural representation in the utility model;
Fig. 3 is a receiving terminal for digital television structural representation in the utility model;
Fig. 4 is a TV bar structure schematic diagram in the utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Digital TV receiving system in the utility model specifically can comprise:
Receiving terminal for digital television and TV rod;
Described receiving terminal for digital television links to each other by communication interface with described TV rod, and described TV rod is a separable structure with described communication interface;
Described TV rod transfers to described receiving terminal for digital television with modulation signal or the internet television signal that receives by described communication interface by frequency reducing demodulation or modulation conversion;
Described receiving terminal for digital television is chosen corresponding signal decoding driver described modulation signal or internet television signal is decoded, and exports decoded audio-video signal to the user audio ﹠ video equipment.
In the present embodiment, because the TV rod links to each other with receiving terminal for digital television by communication interface, and between TV rod and communication interface separable structure, so when the user need receive the signal of different mode, only need to use corresponding TV rod to carry out the signal reception and get final product, and need not to change receiving terminal for digital television; When operator provides the signal of new pattern, also only need provide the TV rod of the signal that can receive this new model to get final product to the user, also need not to change receiving terminal for digital television for the user, therefore realized using same receiving terminal for digital television to receive the signal of various modes, also reduced the burden of user and operator simultaneously.
For ease of understanding, the digital TV receiving system in the utility model is elaborated below in conjunction with concrete accompanying drawing:
See also Fig. 2, the digital TV receiving system in the utility model comprises:
Receiving terminal for digital television and TV rod 201;
Wherein receiving terminal for digital television specifically comprises: communication interface 202, central processing unit 203, audio-video interface 204, audio or video amplifier 205 and memory module 206;
The input of the central processing unit 203 in the present embodiment links to each other with the output of TV rod 201 by communication interface 202, communication interface 202 is used for the output signal of TV rod 201 is transferred to central processing unit 203, and TV rod 201 is a separable structure with communication interface 202;
Concrete communication interface 202 can adopt USB (USB, Universal Serial Bus) interface, perhaps network interface, perhaps wave point, for example blue tooth interface, or infrared interface.
Be understandable that in the present embodiment, concrete interface type does not limit herein, as long as make TV rod 201 to transmit data by this interface and central processing unit 203, and TV rod 201 can get final product from this interface separation.
TV rod 201 in the present embodiment can specifically comprise:
Signal receiving module 2011, signal processing module 2012 and signal output module 2013;
Wherein, signal receiving module 2011 receives various TV signal, comprises modulation signal or internet television signal, and the TV signal that receives is transferred to signal processing module 2012;
The TV signal that 2012 pairs of signal processing modules come from signal receiving module 2011 transmission carry out obtaining after frequency reducing demodulation or the modulation conversion TV signal that central processing unit 203 can normal decoder;
The TV signal that signal output module 2013 will be carried out after frequency reducing demodulation or the modulation conversion transfers to central processing unit 203 by communication port 202.
Modulation signal in the present embodiment comprises: cable television digital signal, or ground digital signal, or satellite digital signal.
Central processing unit 203 receives after the TV signal of signal output module 2013 transmission, the driver that inquiry can be decoded to this TV signal in the signal decoding driver of storage in memory module 206.
Need to prove, in the present embodiment, the driver of storage can the corresponding renewal with the difference of TV rod 201 in the memory module 206, promptly when the user uses new TV rod 201, store corresponding signal decoding driver in this TV rod 201, this TV rod 201 in use, this signal decoding driver can be updated in the memory module 206 automatically by communication interface 202.
Foregoing description the renewal process of the signal decoding driver in the memory module 206, be understandable that, in actual applications, this memory module 206 can also be arranged in TV rod 201 equally, when then central processing unit carries out signal decoding, from the memory module 206 of TV rod 201, read corresponding signal decoding driver and get final product.
203 pairs of TV signal of central processing unit are finished after the decoding, decoded signal can be transferred to 205 pairs of decoded signals of audio or video amplifier amplifies, signal after will amplifying again afterwards transfers to audio-video interface 204, and audio-video signal is transferred to user's audio ﹠ video equipment (for example TV) by this audio-video interface 204, by user's audio ﹠ video equipment audio-video signal is showed the user.
Need to prove, audio or video amplifier 205 in the present embodiment is a selectable unit, in actual applications, if the intensity of the audio-video signal that obtains after the decoding is enough, then can not pass through audio or video amplifier 205, and directly decoded audio-video signal be transferred to user's audio ﹠ video equipment by audio-video interface 204.
In the present embodiment, because TV rod 201 links to each other with central processing unit 203 by communication interface 202, and TV rod 201 and 202 of communication interfaces are separable structure, so when the user need receive the signal of different mode, only need to use corresponding TV rod 201 to carry out the signal reception and get final product, and need not to change receiving terminal for digital television; When operator provides the signal of new pattern, also only need provide the TV rod 201 of the signal that can receive this new model to get final product to the user, also need not to change receiving terminal for digital television for the user, therefore realized using same receiving terminal for digital television to receive the signal of various modes, also reduced the burden of user and operator simultaneously.
Below the receiving terminal for digital television in the utility model is described, sees also Fig. 3, the receiving terminal for digital television in the utility model specifically comprises:
The input of the central processing unit 302 in the present embodiment links to each other with the output of TV rod by communication interface 301;
Need to prove, in the present embodiment, the driver of storage can the corresponding renewal with the difference of TV rod in the memory module 305, promptly when the user uses new TV rod, store corresponding signal decoding driver in this TV rod, this TV rod in use, this signal decoding driver can be updated in the memory module 305 automatically by communication interface 301.
302 pairs of TV signal of central processing unit are finished after the decoding, decoded signal can be transferred to 304 pairs of decoded signals of audio or video amplifier amplifies, signal after will amplifying again afterwards transfers to audio-video interface 303, and audio-video signal is transferred to user's audio ﹠ video equipment (for example TV) by this audio-video interface 303, by user's audio ﹠ video equipment audio-video signal is showed the user.
Need to prove, audio or video amplifier 304 in the present embodiment is a selectable unit, in actual applications, if the intensity of the audio-video signal that obtains after the decoding is enough, then can not pass through audio or video amplifier 304, and directly decoded audio-video signal be transferred to user's audio ﹠ video equipment by audio-video interface 303.
Receiving terminal for digital television in the present embodiment can be set-top box in actual applications, and perhaps the equipment that other can receiving digital television signal does not specifically limit herein.
Below the TV rod in the utility model is described, sees also Fig. 4, the TV rod in the utility model specifically comprises:
Signal receiving module 401, signal processing module 402 and signal output module 403;
Wherein, signal receiving module 401 receives various TV signal, comprises modulation signal or internet television signal, and the TV signal that receives is transferred to signal processing module 402;
Need to prove, 401 TV signal that can receive of signal receiving module can be determined by the manufacturer of this TV rod, for improving the versatility of TV rod, manufacturer can the signalization receiver module 401 reception of supporting multiple signal, for example modulation signal and internet television signals etc.
The TV signal that 402 pairs of signal processing modules come from signal receiving module 401 transmission carry out obtaining after frequency reducing demodulation or the modulation conversion TV signal that receiving terminal for digital television can normal decoder;
The TV signal that signal output module 403 will be carried out after frequency reducing demodulation or the modulation conversion transfers to receiving terminal for digital television by communication port.
Modulation signal in the present embodiment specifically can comprise: cable television digital signal, or ground digital signal, or satellite digital signal.
More than set-top box that the utility model embodiment is provided be described in detail, used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1, a kind of receiving terminal for digital television is characterized in that, comprising:
Central processing unit, audio-video interface and communication interface;
The input of described central processing unit links to each other with the output of external TV rod by described communication interface, and wherein, described communication interface is used for the output signal of external TV rod is transferred to central processing unit;
The output of described central processing unit links to each other with described audio-video interface;
Described central processing unit receives the modulation signal or the internet television signal of described TV rod input, choose corresponding signal decoding driver described modulation signal or internet television signal are decoded, and export decoded audio-video signal to the user audio ﹠ video equipment by described audio-video interface.
2, receiving terminal for digital television according to claim 1 is characterized in that, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
3, receiving terminal for digital television according to claim 1 and 2 is characterized in that, described receiving terminal for digital television also comprises:
Audio or video amplifier;
The input of described audio or video amplifier links to each other with the output of described central processing unit, and the output of described audio or video amplifier links to each other with described audio-video interface.
4, receiving terminal for digital television according to claim 1 and 2 is characterized in that, described receiving terminal for digital television also comprises:
The memory module that is used for storage signal decoding driver.
5, a kind of digital TV receiving system is characterized in that, comprising:
Receiving terminal for digital television and TV rod;
Described receiving terminal for digital television links to each other by communication interface with described TV rod, and described TV rod is a separable structure with described communication interface;
Described TV rod transfers to described receiving terminal for digital television with modulation signal or the internet television signal that receives by described communication interface by frequency reducing demodulation or modulation conversion;
Described receiving terminal for digital television is chosen corresponding signal decoding driver described modulation signal or internet television signal is decoded, and exports decoded audio-video signal to the user audio ﹠ video equipment.
6, digital TV receiving system according to claim 5 is characterized in that, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
According to claim 5 or 6 described digital TV receiving systems, it is characterized in that 7, described TV rod comprises:
Be used to receive the signal receiving module of modulation signal or internet television signal;
And, link to each other with described signal receiving module, be used for described modulation signal or internet television signal are carried out the signal processing module of frequency reducing demodulation or modulation conversion;
And, link to each other with described signal processing module, be used for and will carry out the signal output module of the signal output after described frequency reducing demodulation or the modulation conversion.
According to claim 5 or 6 described digital TV receiving systems, it is characterized in that 8, described modulation signal is the cable television digital signal, or the ground digital signal, or the satellite digital signal.
9, a kind of TV rod is characterized in that, comprising:
Be used to receive the signal receiving module of modulation signal or internet television signal;
And, link to each other with described signal receiving module, be used for described modulation signal or internet television signal are carried out the signal processing module of frequency reducing demodulation or modulation conversion;
And, link to each other with described signal processing module, be used for exporting the signal output module of receiving terminal for digital television to by communication interface with carrying out signal after described frequency reducing demodulation or the modulation conversion.
10, TV rod according to claim 9 is characterized in that, described communication interface is a network communication interface, or USB (universal serial bus), or blue tooth interface, or infrared interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200043196U CN201352827Y (en) | 2009-01-23 | 2009-01-23 | Digital television receiving terminal, digital television receiving system and USB dongle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200043196U CN201352827Y (en) | 2009-01-23 | 2009-01-23 | Digital television receiving terminal, digital television receiving system and USB dongle |
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| Publication Number | Publication Date |
|---|---|
| CN201352827Y true CN201352827Y (en) | 2009-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200043196U Expired - Fee Related CN201352827Y (en) | 2009-01-23 | 2009-01-23 | Digital television receiving terminal, digital television receiving system and USB dongle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611940A (en) * | 2012-03-19 | 2012-07-25 | 四川长虹电器股份有限公司 | Digital television software updating system |
| CN102750121A (en) * | 2012-05-30 | 2012-10-24 | 埃派克森微电子(上海)股份有限公司 | Electronic display device intelligent expanding and accurate controlling system and multi-user multi-task encryption sharing method thereof |
| CN103297824A (en) * | 2013-05-29 | 2013-09-11 | 华为技术有限公司 | Video processing method, dongle, control terminal and system |
| CN105187946A (en) * | 2015-09-18 | 2015-12-23 | 深圳创维数字技术有限公司 | Multi-mode TV signal receiving method and digital TV receiving terminal |
| US9413558B2 (en) | 2010-08-31 | 2016-08-09 | Hewlett-Packard Development Company, L.P. | Communicating between electronic devices using a portable storage device |
| US9723351B2 (en) | 2010-08-17 | 2017-08-01 | Qualcomm Incorporated | Web server TV dongle for electronic device |
-
2009
- 2009-01-23 CN CNU2009200043196U patent/CN201352827Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9723351B2 (en) | 2010-08-17 | 2017-08-01 | Qualcomm Incorporated | Web server TV dongle for electronic device |
| US9413558B2 (en) | 2010-08-31 | 2016-08-09 | Hewlett-Packard Development Company, L.P. | Communicating between electronic devices using a portable storage device |
| CN102611940A (en) * | 2012-03-19 | 2012-07-25 | 四川长虹电器股份有限公司 | Digital television software updating system |
| CN102750121A (en) * | 2012-05-30 | 2012-10-24 | 埃派克森微电子(上海)股份有限公司 | Electronic display device intelligent expanding and accurate controlling system and multi-user multi-task encryption sharing method thereof |
| CN103297824A (en) * | 2013-05-29 | 2013-09-11 | 华为技术有限公司 | Video processing method, dongle, control terminal and system |
| CN105187946A (en) * | 2015-09-18 | 2015-12-23 | 深圳创维数字技术有限公司 | Multi-mode TV signal receiving method and digital TV receiving terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing TongZhou era technology limited liability company Assignor: Shenzhen Tongzhou Electronic Co., Ltd. Contract record no.: 2010440020214 Denomination of utility model: Digital television receiving terminal, digital television receiving system and USB dongle Granted publication date: 20091125 License type: Exclusive License Record date: 20101122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20150123 |
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| EXPY | Termination of patent right or utility model |