CN105812862A - Highly integrated miniaturized mobile digital television receiving module - Google Patents
Highly integrated miniaturized mobile digital television receiving module Download PDFInfo
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- CN105812862A CN105812862A CN201510728329.4A CN201510728329A CN105812862A CN 105812862 A CN105812862 A CN 105812862A CN 201510728329 A CN201510728329 A CN 201510728329A CN 105812862 A CN105812862 A CN 105812862A
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- audio
- interface
- signal
- reception
- highly integrated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
Abstract
The invention discloses a highly integrated miniaturized mobile digital television receiving module. The highly integrated miniaturized mobile digital television receiving module comprises a printed circuit board, the printed circuit board is embedded into an audio and video play terminal, and the printed circuit board is provided with a master control CPU, a radio frequency signal receiving module, a radio frequency signal demodulator, an audio output interface and a video output interface. The signal output end of the radio frequency signal receiving module is connected with the signal input end of the radio frequency signal demodulator, and the signal output end of the radio frequency demodulator is connected with the master control CPU; the audio output interface and the video output interface are connected with the master control CPU, and the audio output interface and the video output interface are connected with an audio and video interface on the master control board in the audio and video play terminal through connecting lines. The highly integrated miniaturized mobile digital television receiving module has the following advantages: the printed circuit board is embedded in the audio and video play terminal, a set top box is omitted, the occupied space is greatly reduced, consumption is reduced, energy is saved, materials are reduced, the application portability is higher, the practicality is high, and the application effect is good.
Description
Technical field
The present invention relates to communication technical field, specifically, relate to a kind of highly integrated miniaturization reception of Mobile Digital TV module.
Background technology
In prior art, a lot of digital television receivers is all mainly exist with the form of Set Top Box, its volume is big, take up room big, not readily portable, and its power consumption is high, integrated level is low, interface function is incomplete so that be not easy to synchronize to use in conjunction with mobile electronic product, uses as being not easy to combine the automobile electronics with broadcasting digital television function and have the panel computer etc. playing digital television function.
Specifically, as user carries panel computer to carry out the broadcasting of DTV, it then needs to wear a digital television receiver separately to receive required radiofrequency signal, because digital television receiver volume is big, take up room big, not readily portable so that relative usage person, just seem inconvenience very.
Thereby, for present situation, existing digital television receiver is improved and optimizes, its internal circuit carried out highly integrated and integrate, and it is embedded in the mobile electronic product or irremovable formula electronic product that need to play DTV, taking up room so that reducing, reducing cost and power consumption etc., being then necessary.
Summary of the invention
A kind of highly integrated miniaturization reception of Mobile Digital TV module that it is an object of the invention to overcome the deficiency of above-mentioned prior art and provide.
This invention address that prior art problem be the technical scheme is that a kind of highly integrated miniaturization reception of Mobile Digital TV module, including printed circuit board (PCB), described printed circuit board (PCB) is embedded in audio and video playing terminal, and described printed circuit board (PCB) is provided with master cpu, in order to receive the rf signal reception module of radiofrequency signal, in order to radiofrequency signal to be demodulated to the radiofrequency signal demodulator of digital signal, in order to export the audio output interface of audio signal and in order to export the video output interface of video signal；
Wherein, the signal output part of described rf signal reception module is connected with the signal input part of described radiofrequency signal demodulator, and the signal output part of described radiofrequency signal demodulator is connected with described master cpu；Described audio output interface and video output interface are connected with described master cpu respectively, and described audio output interface and video output interface are connected with the audio-video interface on the master control borad in described audio and video playing terminal respectively through connecting line.
Below above technical scheme is further elaborated:
Preferably, described printed circuit board (PCB) is additionally provided with FLASH memory, power module, HDMI, YPbPr interface, UART communication interface and usb data interface；
Wherein, described FLASH memory, power module, HDMI, YPbPr interface, UART communication interface and described usb data interface are connected with described master cpu respectively.
Preferably, described printed circuit board (PCB) being additionally provided with DDR storage control module, described DDR storage control module is connected with described master cpu.
Preferably, described printed circuit board (PCB) being additionally provided with the TF card plug in order to grafting TF card, described TF card plug is connected with described master cpu.
Preferably, described printed circuit board (PCB) being additionally provided with in order to set up the CA interface that network connects from different CA systems, described CA interface is connected with described master cpu.
Preferably, described rf signal reception module is rf signal reception antenna.
Preferably, described audio and video playing terminal is panel computer.
Preferably, described audio and video playing terminal is automobile center console.
Preferably, also including the radome of an anti-electromagnetic interference, described radome cover closes outside described demodulator and described master cpu.
The invention has the beneficial effects as follows:
One, a kind of highly integrated miniaturization reception of Mobile Digital TV module provided by the present invention, corresponding printed circuit board (PCB) is embedded in audio and video playing terminal, make it possible to greatly reduce take up room, reduce and economize consumption, energy-saving material so that use more portable, and also eliminate the trouble of external Set Top Box when corresponding audio and video playing terminal plays DTV, and then, the present invention is practical, and result of use is good.
They are two years old, the present invention is in the specific implementation, on the one hand, can according to zones of different, country variants etc. change stored control program in described FLASH memory voluntarily, allow the invention to support the DTV standard in corresponding audio and video playing terminal seat district, make strong adaptability, on the other hand, because the present invention is provided with HDMI, YPbPr interface, the interfaces such as UART communication interface and usb data interface, because interface is complete, the present invention is more preferably had portable, can be easy to integrate from the different audio and video playing terminals playing digital television function that has, thus, good springiness of the present invention, highly reliable.
Three, present invention additionally comprises the radome of an anti-electromagnetic interference, described radome cover closes outside described demodulator and described master cpu, so, described radome maskable is from the electromagnetic interference of the master control borad in corresponding audio and video playing terminal, meanwhile, it also avoid the present invention and the master control borad in corresponding audio and video playing terminal is produced electromagnetic interference so that be absent from the problems such as Electro Magnetic Compatibility difference between the two, and then, the result of use of the present invention can be strengthened further.
Accompanying drawing explanation
Fig. 1 is the integrated circuit block diagram of the highly integrated miniaturization reception of Mobile Digital TV module of the present invention；
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Drawing reference numeral:
Master cpu 101；Rf signal reception module 102；Radiofrequency signal demodulator 103；Audio output interface 104；Video output interface 105；FLASH memory 106；Power module 107；HDMI 108；YPbPr interface 109；UART communication interface 110；Usb data interface 111；DDR storage control module 112；TF card plug 113；CA interface 114.
Detailed description of the invention
Technical scheme is described in detail, in order to become apparent from, understand intuitively the invention essence of the present invention below with reference to drawings and the specific embodiments.
Fig. 1 is the integrated circuit block diagram of the highly integrated miniaturization reception of Mobile Digital TV module of the present invention；
Shown in Fig. 1；
A kind of highly integrated miniaturization reception of Mobile Digital TV module provided by the present invention, including printed circuit board (PCB), described printed circuit board (PCB) be embedded in has play digital television function audio and video playing terminal in, and described printed circuit board (PCB) is provided with master cpu 101, in order to receive the rf signal reception module 102 of radiofrequency signal, in order to radiofrequency signal to be demodulated to the radiofrequency signal demodulator 103 of digital signal, in order to export the audio output interface 104 of audio signal and in order to export the video output interface 105 of video signal；
Wherein, the signal output part of described rf signal reception module 102 is connected with the signal input part of described radiofrequency signal demodulator 103, and the signal output part of described radiofrequency signal demodulator 103 is connected with described master cpu 101；Described audio output interface 104 and video output interface 105 are connected with described master cpu 101 respectively, and described audio output interface 104 and video output interface 105 are connected with the audio-video interface on the master control borad in described audio and video playing terminal respectively through connecting line.
Based on described above, the substantially operation principle of the present invention is: described rf signal reception module 102 is in order to receive radiofrequency signal, and by described radio signal transmission to described radiofrequency signal demodulator 103, described radiofrequency signal is demodulated by described radiofrequency signal demodulator 103, so that demodulation output TS flows signal, described TS flows signal and is transferred to described master cpu 101, after being processed by described master cpu 101, i.e. exportable audio signal and video signal, namely corresponding audio signal and video signal can transmit respectively through described audio output interface 104 and video output interface 105 to corresponding audio and video playing terminal, then, play again through corresponding audio and video playing terminal.
So, a kind of highly integrated miniaturization reception of Mobile Digital TV module provided by the present invention, have in the audio and video playing terminal playing digital television function because corresponding printed circuit board (PCB) is embedded in, enabling greatly reduce and take up room, reduce and economize consumption, energy-saving material, make to use more portable, and also eliminate the trouble of external Set Top Box when corresponding audio and video playing terminal plays DTV, and then, the present invention is practical, and result of use is good.
Further, the present invention in the specific implementation, described printed circuit board (PCB) is additionally provided with FLASH memory 106, power module 107, HDMI 108, YPbPr interface 109, UART communication interface 110 and usb data interface 111；
Wherein, described FLASH memory 106, power module 107, HDMI 108, YPbPr interface 109, UART communication interface 110 and described usb data interface 111 are connected with described master cpu 101 respectively.
So, on the one hand, the present invention can change stored control program in described FLASH memory 106 voluntarily according to zones of different, country variant etc. so that the present invention can support the DTV standard in corresponding audio and video playing terminal seat district so that strong adaptability.
On the other hand, the interfaces such as HDMI 108, YPbPr interface 109, UART communication interface 110 and usb data interface 111 it are provided with because of the present invention, because interface is complete, the present invention is more preferably had portable, can be easy to integrate from the different audio and video playing terminals playing digital television function that has, thus, good springiness of the present invention, highly reliable.
Further, in the present embodiment, described printed circuit board (PCB) being additionally provided with DDR storage control module 112, described DDR storage control module 112 is connected with described master cpu 101.
Further, in the present embodiment, described printed circuit board (PCB) being additionally provided with the TF card plug 113 in order to grafting TF card, described TF card plug 113 is connected with described master cpu 101.
Further, in the present embodiment, described printed circuit board (PCB) being additionally provided with in order to set up the CA interface 114 that network connects from different CA systems, described CA interface 114 is connected with described master cpu 101.
When being embodied as, the described CA interface 114 of the present invention can be set up network respectively and connect from different CA systems, accept the business of the user belonging to different CA system, record corresponding business information, produce corresponding authorization data, this authorization data is sent to corresponding CA system, corresponding CA system controls the rating power of user according to described authorization data.
Meanwhile, in the embodiment of the present invention, described rf signal reception module 102 is rf signal reception antenna.When specifically installing, described printed circuit board (PCB) is embedded in described audio and video playing terminal, and the end of described rf signal reception antenna exposes to described audio and video playing terminal.
Further, in a preferred embodiment, described audio and video playing terminal is panel computer or automobile center console.
Certainly, its mobile portable electronic product that can play DTV being alternatively other maybe can play immovable electronic product of DTV, such as flat panel TV, wall-hanging television set etc..
It is emphasized that in preferred version, present invention additionally comprises the radome of an anti-electromagnetic interference, described radome cover closes outside described demodulator and described master cpu 101.
So, described radome maskable is from the electromagnetic interference of the master control borad in corresponding audio and video playing terminal, simultaneously, it also avoid the present invention and the master control borad in corresponding audio and video playing terminal is produced electromagnetic interference, make to be absent from the problems such as Electro Magnetic Compatibility difference between the two, and then, the result of use of the present invention can be strengthened further.
You need to add is that, in the present embodiment, the width of described printed circuit board (PCB) is 4cm, length is 4.3cm, its size is substantially reduced, being 0.1-0.2 times of volume of traditional Set Top Box, certainly, the width of described printed circuit board (PCB) is not limited to 4cm, length is also not limited to 4.3cm, and its width and length are carried out amount body also dependent on actual audio and video playing terminal and is designed as other sizes.
Other embodiments etc., at this, do not do and illustrate one by one.
In sum, a kind of highly integrated miniaturization reception of Mobile Digital TV module provided by the present invention, corresponding printed circuit board (PCB) is embedded in be had in the audio and video playing terminal playing digital television function, enabling greatly reduces and takes up room, reduces and economize consumption, energy-saving material, make to use more portable, and also eliminate the trouble of external Set Top Box when corresponding audio and video playing terminal plays DTV, and then, the present invention is practical, and result of use is good.
Simultaneously, the present invention is in the specific implementation, on the one hand, can according to zones of different, country variants etc. change stored control program in described FLASH memory 106 voluntarily, allow the invention to support the DTV standard in corresponding audio and video playing terminal seat district, make strong adaptability, on the other hand, because the present invention is provided with HDMI 108, YPbPr interface 109, the interfaces such as UART communication interface 110 and usb data interface 111, because interface is complete, the present invention is more preferably had portable, can be easy to integrate from the different audio and video playing terminals playing digital television function that has, thus, good springiness of the present invention, highly reliable.
And, present invention additionally comprises the radome of an anti-electromagnetic interference, described radome cover closes outside described demodulator and described master cpu 101, so, described radome maskable is from the electromagnetic interference of the master control borad in corresponding audio and video playing terminal, simultaneously, it also avoid the present invention and the master control borad in corresponding audio and video playing terminal is produced electromagnetic interference, make to be absent from the problems such as Electro Magnetic Compatibility difference between the two, and then, the result of use of the present invention can be strengthened further.
Accordingly, the present invention is in the improvement of technology, it is not necessary to increase too many cost so that the present invention necessarily has good market popularization value, the present invention can very welcome, can effectively be popularized.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (9)
1. miniaturization reception of Mobile Digital TV module one kind highly integrated, including printed circuit board (PCB), it is characterized in that: described printed circuit board (PCB) is embedded in audio and video playing terminal, and described printed circuit board (PCB) is provided with master cpu, in order to receive the rf signal reception module of radiofrequency signal, in order to radiofrequency signal to be demodulated to the radiofrequency signal demodulator of digital signal, in order to export the audio output interface of audio signal and in order to export the video output interface of video signal；
Wherein, the signal output part of described rf signal reception module is connected with the signal input part of described radiofrequency signal demodulator, and the signal output part of described radiofrequency signal demodulator is connected with described master cpu；Described audio output interface and video output interface are connected with described master cpu respectively, and described audio output interface and video output interface are connected with the audio-video interface on the master control borad in described audio and video playing terminal respectively through connecting line.
2. highly integrated miniaturization reception of Mobile Digital TV module according to claim 1, it is characterised in that: described printed circuit board (PCB) is additionally provided with FLASH memory, power module, HDMI, YPbPr interface, UART communication interface and usb data interface；
Wherein, described FLASH memory, power module, HDMI, YPbPr interface, UART communication interface and described usb data interface are connected with described master cpu respectively.
3. highly integrated miniaturization reception of Mobile Digital TV module according to claim 1, it is characterised in that: being additionally provided with DDR storage control module on described printed circuit board (PCB), described DDR storage control module is connected with described master cpu.
4. highly integrated miniaturization reception of Mobile Digital TV module according to claim 1, it is characterised in that: being additionally provided with the TF card plug in order to grafting TF card on described printed circuit board (PCB), described TF card plug is connected with described master cpu.
5. highly integrated miniaturization reception of Mobile Digital TV module according to claim 1, it is characterized in that: being additionally provided with on described printed circuit board (PCB) in order to set up the CA interface that network connects from different CA systems, described CA interface is connected with described master cpu.
6. highly integrated miniaturization reception of Mobile Digital TV module according to claim 1, it is characterised in that: described rf signal reception module is rf signal reception antenna.
7. the highly integrated miniaturization reception of Mobile Digital TV module according to any one of claim 1-6, it is characterised in that: described audio and video playing terminal is panel computer.
8. the highly integrated miniaturization reception of Mobile Digital TV module according to any one of claim 1-6, it is characterised in that: described audio and video playing terminal is automobile center console.
9. the highly integrated miniaturization reception of Mobile Digital TV module according to any one of claim 1-6, it is characterised in that: also including the radome of an anti-electromagnetic interference, described radome cover closes outside described demodulator and described master cpu.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510728329.4A CN105812862A (en) | 2015-10-30 | 2015-10-30 | Highly integrated miniaturized mobile digital television receiving module |
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| CN201510728329.4A CN105812862A (en) | 2015-10-30 | 2015-10-30 | Highly integrated miniaturized mobile digital television receiving module |
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| CN105812862A true CN105812862A (en) | 2016-07-27 |
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| CN201510728329.4A Pending CN105812862A (en) | 2015-10-30 | 2015-10-30 | Highly integrated miniaturized mobile digital television receiving module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114338993A (en) * | 2021-12-30 | 2022-04-12 | 高新兴智联科技有限公司 | Multi-path covering emission video acquisition equipment and method |
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| US20070139555A1 (en) * | 2005-12-16 | 2007-06-21 | Animation Technologies Inc. | TV signal processor |
| CN201118774Y (en) * | 2007-08-14 | 2008-09-17 | 青岛海信电器股份有限公司 | TV signal forward device |
| EP2439931A1 (en) * | 2009-06-01 | 2012-04-11 | Haier Group Corporation | Signal source and tv with the signal source |
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Application publication date: 20160727 |
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