CN208028994U - A kind of satellite television integration machine mainboard - Google Patents
A kind of satellite television integration machine mainboard Download PDFInfo
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- CN208028994U CN208028994U CN201820611623.6U CN201820611623U CN208028994U CN 208028994 U CN208028994 U CN 208028994U CN 201820611623 U CN201820611623 U CN 201820611623U CN 208028994 U CN208028994 U CN 208028994U
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- satellite
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Abstract
The utility model discloses a kind of satellite television integration machine mainboard, including：Power-supplying circuit, satellite decoding circuit and audio/video decoding circuit, the power input of the audio/video decoding circuit and satellite decoding circuit is connected with the power output end of the power-supplying circuit, the signal output end of the satellite decoding circuit is connected with the signal input part of the audio/video decoding circuit, the audio/video decoding circuit includes a master chip, can be by normal image and sound at the audio-video signal decoding of coding.The utility model eliminates satellite decoder box, and 1+1 patterns are unified into one piece of mainboard, simplify operation and the occupation mode of consumer, the power consumption for reducing use cost and using.
Description
Technical field
The utility model is related to technical field of television sets more particularly to a kind of satellite television integration machine mainboards.
Background technology
Television set refers to the machine of image frame and audio signal that transmission is received using electronic technology and equipment, is weight
The broadcast wanted and video communication tool.Satellite TV set refers to that television set is received using satellite as the movable image frame of medium transmission
And audio signal, general satellite TV set is to use 1+1 patterns on the market at present, i.e. a television set adds a satellite decoding
Box, such pattern are needed to be attached to carry out data transmission by connecting line between television set and satellite decoder box, used
When need to open television set and satellite decoder box and can just use, operate with that mode is more complex, and cost also compares under such pattern
It is higher.
Therefore, the prior art is defective, needs to improve.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of satellite television integration machine mainboard.
The technical solution of the utility model is as follows：A kind of satellite television integration machine mainboard, including：Power-supplying circuit is defended
Star decoding circuit and audio/video decoding circuit, the power input and institute of the audio/video decoding circuit and satellite decoding circuit
The power output end for stating power-supplying circuit is connected, signal output end and the audio/video decoding electricity of the satellite decoding circuit
The signal input part on road is connected, and the audio/video decoding circuit includes a master chip, can decode the audio-video signal of coding
Go out normal image and sound.
Further, the power-supplying circuit includes several voltage reduction modules, the main power supply of the power-supplying circuit
Parameter has 5V, 3.3V, 1.8V and 1.15V.
Further, the power output end of the power-supplying circuit also with backlight LED, audio amplification block and liquid crystal
The power input of panel module is connected.
Further, the audio/video decoding circuit further include 1 input module of video being electrical connected with the master chip,
2 input module of video, computer input module, high definition input module, USB input modules and simulated television input module.
Further, the satellite television integration machine mainboard further includes a remote control and keystroke interface module, the satellite solution
Code circuit includes a satellite decoding chip, the remote control and keystroke interface module and the satellite decoding chip and master chip
It is electrical connected.
Using the above scheme, the utility model eliminates satellite decoder box, and 1+1 patterns are unified into one piece of mainboard, simplifies
The operation of consumer and occupation mode, the power consumption that reduces use cost and use.
Description of the drawings
Fig. 1 is audio/video decoding circuit module connection figure.
Fig. 2 is satellite decoding circuit module connection figure.
Fig. 3 is power-supplying circuit module connection figure.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
It please referring to Fig.1 to Fig.3, the utility model provides a kind of satellite television integration machine mainboard, including：Power-supplying circuit
1, satellite decoding circuit 5 and audio/video decoding circuit, the power input of the audio/video decoding circuit and satellite decoding circuit 5
End is connected with the power output end of the power-supplying circuit 1, and signal output end and the sound of the satellite decoding circuit 5 regard
The signal input part of frequency decoding circuit is connected, and the satellite decoding circuit 5 can will be transferred to after the digital demodulation signal system of reception
The audio/video decoding circuit, the audio/video decoding circuit include a master chip 2, can decode the audio-video signal of coding
Go out normal image and voice signal, then picture signal is transferred to liquid crystal display, by transmission of sound signals to power amplifier module.
The power-supplying circuit 1 includes several voltage reduction modules, the main power supply parameter of the power-supplying circuit have 5V,
3.3V, 1.8V and 1.15V.The power output end of the power-supplying circuit 1 also with backlight LED12, audio amplification block 13
And the power input of liquid crystal screen module 14 is connected.In the power-supplying circuit 1, the voltage of external power supply input is
The power supply of 12V, 12V directly feed backlight LED12 and audio amplification block 13, and the power supply of the 12V is through voltage reduction module decompression
5V is supplied to power module, power switching module, liquid crystal screen module and USB module later, and the power supply of the 12V is through voltage reduction module
Decompression is supplied to the master chip 2 after being 1.1V.
The audio/video decoding circuit further includes that 1 input module 3 of video, the video 2 that are electrical connected with the master chip 2 are defeated
Enter module 4, computer input module 6, high definition input module 7, USB input modules 8 and simulated television input module 9, can be adapted to
Different equipment expands the scope of application of mainboard, promotes the practicality.
The satellite television integration machine mainboard further includes a remote control and keystroke interface module 10, the satellite decoding circuit 5
Including a satellite decoding chip, 2 electricity of the remote control and keystroke interface module 10 and the satellite decoding chip 5 and master chip
Property be connected.
In conclusion the utility model eliminates satellite decoder box, 1+1 patterns are unified into one piece of mainboard, simplifies and disappears
The operation of the person of expense and occupation mode, the power consumption for reducing use cost and using.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (5)
1. a kind of satellite television integration machine mainboard, which is characterized in that including：Power-supplying circuit, satellite decoding circuit and sound
The power input of video decoding circuit, the audio/video decoding circuit and satellite decoding circuit and the power-supplying circuit
Power output end is connected, the signal input part phase of the signal output end of the satellite decoding circuit and the audio/video decoding circuit
Even, the audio/video decoding circuit includes a master chip, and the audio-video signal of coding can be decoded to normal image harmony
Sound.
2. satellite television integration machine mainboard according to claim 1, the power-supplying circuit includes several voltage reduction modules,
The main power supply parameter of the power-supplying circuit has 5V, 3.3V, 1.8V and 1.15V.
3. satellite television integration machine mainboard according to claim 1, which is characterized in that the power supply of the power-supplying circuit
Output end is also connected with the power input of backlight LED, audio amplification block and liquid crystal screen module.
4. satellite television integration machine mainboard according to claim 1, which is characterized in that the audio/video decoding circuit also wraps
Include 1 input module of video being electrical connected with the master chip, 2 input module of video, computer input module, high definition input mould
Block, USB input modules and simulated television input module.
5. satellite television integration machine mainboard according to claim 1, which is characterized in that further include a remote control and keystroke interface
Module, the satellite decoding circuit include a satellite decoding chip, the remote control and keystroke interface module and the satellite solution
Code chip and master chip are electrical connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820611623.6U CN208028994U (en) | 2018-04-26 | 2018-04-26 | A kind of satellite television integration machine mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820611623.6U CN208028994U (en) | 2018-04-26 | 2018-04-26 | A kind of satellite television integration machine mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208028994U true CN208028994U (en) | 2018-10-30 |
Family
ID=63911306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820611623.6U Active CN208028994U (en) | 2018-04-26 | 2018-04-26 | A kind of satellite television integration machine mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208028994U (en) |
-
2018
- 2018-04-26 CN CN201820611623.6U patent/CN208028994U/en active Active
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