CN206452494U - The radio transmitting device of cable television digital set-top box vision signal and audio signal - Google Patents
The radio transmitting device of cable television digital set-top box vision signal and audio signal Download PDFInfo
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- CN206452494U CN206452494U CN201621495333.7U CN201621495333U CN206452494U CN 206452494 U CN206452494 U CN 206452494U CN 201621495333 U CN201621495333 U CN 201621495333U CN 206452494 U CN206452494 U CN 206452494U
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- receiving module
- transmitter module
- module
- transmitter
- top box
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Abstract
The purpose of this utility model is to provide the radio transmitting device of a kind of cable television digital set-top box vision signal and audio signal, the attenuation loss of HDMI cable or the connection of AV cables is limited to during solving the problems, such as that signal is transmitted between cable television digital set-top box and video display terminal (VDT), solve the shortcoming that the distance between cable television digital set-top box and video display terminal (VDT) must not be too far away, solve the shortcoming for being connected using cable and making the daily mobile inconvenience of equipment and easily producing connecting fault, signal transmission quality is improved by millimere-wave band 60GHz Frequency point wireless transmission methods, improve flexibility, reliability and stability.
Description
Technical field
The utility model is related to cable television digital set-top box technical field, and in particular to a kind of cable television digital machine top
The radio transmitting device of box vision signal and audio signal.
Background technology
Cable television digital set-top box is widely used in cable TV network, and it is received after digital television signal, warp
Processing output video and audio signal, is connected to video display terminal (VDT) by HDMI cable or AV cables and realizes going back for video/audio
Original is presented.The reasons such as the attenuation loss due to HDMI cable or AV cables, cable television digital set-top box and video display terminal (VDT)
The distance between must not be too far away typically can only within 5 meters, while using wireline cable connection make the daily mobile inconvenience of equipment and
Easily produce failure.
Utility model content
The purpose of this utility model is to provide the wireless of a kind of cable television digital set-top box vision signal and audio signal
Transmitting device, to solve to be limited to HDMI cable when signal is transmitted between cable television digital set-top box and video display terminal (VDT)
Or the attenuation loss problem of AV cables connection, solve the distance between cable television digital set-top box and video display terminal (VDT) no
Can too remote shortcoming, solve the shortcoming for being connected using cable and making the daily mobile inconvenience of equipment and easily producing connecting fault, lead to
Cross millimere-wave band 60GHz Frequency point wireless transmission methods and improve signal transmission quality, improve flexibility, reliability and stably
Property.
To realize object above, the utility model is adopted the following technical scheme that：A kind of cable television digital set-top box video
The radio transmitting device of signal and audio signal, including transmitter module and receiving module；The transmitter module is by transmitter module electricity
Source POWER, transmitter module input interface HDMI IN, transmitter module USB interface, transmitter module processor 632TX, transmitter module
Controller MCU, transmitter module buffer FLASH, transmitter module micro-strip antenna array composition；The receiving module is by receiving module
Power supply POWER, receiving module output interface HDMI OUT, receiving module USB interface, receiving module processor 632RX, reception mould
Block controller MCU, receiving module buffer FLASH, receiving module micro-strip antenna array composition.
In the utility model, the transmitter module input interface HDMI IN and cable television digital set-top box vision signal
Connected with the signal source of audio signal, described transmitter module processor 632TX is connected with transmitter module micro-strip antenna array, institute
The transmitter module USB interface stated is connected with transmitter module controller MCU, described transmitter module buffer FLASH and transmitting mould
Block controller MCU connections, described transmitter module controller MCU is connected with transmitter module processor.The receiving module input
Interface HDMIOUT is connected with video display terminal (VDT), described receiving module processor 632RX and receiving module micro-strip antenna array
Connection, described receiving module USB interface is connected with receiving module controller MCU, described receiving module buffer FLASH and
The MCU connections of receiving module controller.
In the utility model, the transmitter module power supply POWER has a three-level electromagnetic filter, first order electromagnetic filter,
Second level electromagnetic filter and third level electromagnetic filter are connected in series, and input current medium-high frequency harmonic wave is filtered, and are reduced
Powered electromagnetic disturbs the influence to circuit, and provides stable power-supplying to transmitter module；The transmitter module input interface HDMI
IN, for including the connection of vision signal and audio signal with signal source, its one end connection cable television digital set-top box is another
End connection transmitter module processor 632TX；The transmitter module USB interface, for the transmitter module processor 632TX,
Transmitter module controller MCU, transmitter module buffer FLASH parameter configuration；The transmitter module processor 632TX, is used for
To being compressed coding by the transmitter module input interface HDMI IN vision signals inputted and audio signal；The transmitting mould
Block controller MCU, is configured for performing the parameter inputted from transmitter module USB interface to transmitter module processor 632TX
And control；The transmitter module buffer FLASH, for storing transmitter module processor 632TX and transmitter module controller MCU
Every configuration parameter and be responsible for transmitter module processor 632TX is cached in compression encoding process to coded data；
The transmitter module micro-strip antenna array, for the signal after transmitter module processor 632TX compressed encodings to be used into milli
VHF band 60GHz frequencies carry out wireless transmission；The receiving module power supply POWER has three-level electromagnetic filter, first order electromagnetism
Wave filter, second level electromagnetic filter and third level electromagnetic filter are connected in series, and input current medium-high frequency harmonic wave was carried out
Filter, reduces influence of the powered electromagnetic interference to circuit, and provide stable power-supplying to receiving module；The receiving module output connects
Mouth HDMI OUT, for receiving module processor 632RX output signals to be connected into video display terminal (VDT), its one end connection is received
Module handler 632RX, the other end is connected to video display terminal (VDT)；The receiving module USB interface, for the reception mould
Block processor 632RX, receiving module controller MCU, receiving module buffer FLASH parameter configuration；At the receiving module
Device 632RX is managed, the wireless signal of the millimere-wave band 60GHz frequencies for being received to receiving module micro-strip antenna array is solved
Pressure decoding；The receiving module controller MCU, for perform from receiving module USB interface input parameter to receiving module at
Reason device 632RX is configured and controlled；The receiving module buffer FLASH, for store receiving module processor 632RX and
Receiving module controller MCU every configuration parameter and be responsible for receive module handler 632RX during uncompressed encoding it is right
Decoded data are cached；The receiving module micro-strip antenna array, for the millimeter wave from transmitter module will to be received
Section 60GHz frequency signals, are output to receiving module processor 632RX and carry out uncompressed encoding.
There is provided a kind of cable television digital set-top box vision signal and the nothing of audio signal for the beneficial effects of the utility model
Line transmitting device, to solve to be limited to HDMI wire when signal is transmitted between cable television digital set-top box and video display terminal (VDT)
Cable or the attenuation loss problem of AV cables connection, solve the distance between cable television digital set-top box and video display terminal (VDT)
The shortcoming that must not be too far away, solves the shortcoming for being connected using cable and making the daily mobile inconvenience of equipment and easily producing connecting fault,
Signal transmission quality is improved using millimere-wave band 60GHz Frequency point wireless transmission methods, flexibility, reliability and steady is improved
It is qualitative, with good research and application development prospect.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
The radio transmitting device structure chart of a kind of cable television digital set-top box vision signals of Fig. 1 and audio signal
Fig. 2 transmitter module power supply POWER and receiving module power supply POWER structure chart
Description of reference numerals
In Fig. 1：10. cable television digital set-top box, 11. transmitter module power supply POWER, 12. transmitter module input interfaces
HDMIIN, 13. transmitter module USB interfaces, 14. transmitter module processor 632TX, 15. transmitter module controller MCU, 16. transmittings
Module buffer FLASH, 17. transmitter module micro-strip antenna arrays, 19. transmitter modules, 20. video display terminal (VDT)s, 21. receive mould
Block power supply POWER, 22. receiving module input interface HDMI IN, 23. receiving module USB interfaces, 24. receiving module processors
632RX, 25. receiving module controller MCU, 26. receiving module buffer FLASH, 27. receiving module micro-strip antenna arrays, 29.
Receiving module.
Embodiment
Embodiment of the present utility model is given below and is illustrated with reference to accompanying drawing.
As shown in figure 1, the radio transmitting device of a kind of cable television digital set-top box vision signal and audio signal, the dress
Put including transmitter module 19 and receiving module 29；The transmitter module 19 is defeated by transmitter module power supply POWER 11, transmitter module
Incoming interface HDMI IN 12, transmitter module usb 13, transmitter module processor 632TX 14, transmitter module controller MCU
15th, transmitter module buffer FLASH 16, transmitter module micro-strip antenna array 17 are constituted；The receiving module 29 is by receiving module
Power supply POWER 21, receiving module output interface HDMI OUT, receiving module USB interface 23, receiving module processor 632RX
24th, receiving module controller MCU 25, receiving module buffer FLASH 26, receiving module micro-strip antenna array 27 are constituted.
In the utility model, the transmitter module input interface HDMI IN 12 and the video of cable television digital set-top box 10
The signal source connection of signal and audio signal, described transmitter module processor 632TX 14 and transmitter module micro-strip antenna array
17 connections, described transmitter module usb 13 is connected with transmitter module controller MCU 15, described transmitter module buffer
FLASH16 is connected with transmitter module controller MCU 15, described transmitter module controller MCU 15 and transmitter module processor
632TX 14 is connected.The receiving module input interface HDMI OUT 22 are connected with video display terminal (VDT) 21, described reception mould
Block processor 632RX 24 is connected with receiving module micro-strip antenna array 27, and described receiving module USB interface 23 is with receiving mould
Block controller MCU 25 is connected, and described receiving module buffer FLASH 26 is connected with receiving module controller MCU 25, institute
The receiving module controller MCU 25 stated is connected with receiving module processor 632RX 24.
In the utility model, the transmitter module power supply POWER 11 has three-level electromagnetic filter, first order em filtering
Device, second level electromagnetic filter and third level electromagnetic filter are connected in series, and input current medium-high frequency harmonic wave is filtered, subtracted
Influence of the small power supply electromagnetic interference to circuit, and provide stable power-supplying to transmitter module 19；The transmitter module input interface
HDMI IN 12, for being connected with signal source, its one end connection cable television digital set-top box 10, other end connection transmitter module
Processor 632TX 14；The transmitter module usb 13, for the transmitter module processor 632TX 14, transmitting mould
Block controller MCU 15, transmitter module buffer FLASH 16 parameter configuration；The transmitter module processor 632TX 14, is used
In to being compressed coding by the vision signals inputted of transmitter module input interface HDMI IN 12 and audio signal；The hair
Module controller MCU15 is penetrated, for performing the parameter from the input of transmitter module usb 13 to transmitter module processor 632TX
14 are configured and are controlled；The transmitter module buffer FLASH 16, for storing the Hes of transmitter module processor 632TX 14
Transmitter module controller MCU 15 every configuration parameter and be responsible for transmitter module processor 632TX 14 in compressed encoding mistake
Coded data is cached in journey；The transmitter module micro-strip antenna array 17, for transmitter module processor will to be passed through
Signal after the compressed encodings of 632TX 14 carries out wireless transmission using millimere-wave band 60GHz frequencies；The receiving module power supply
POWER 21 has three-level electromagnetic filter, first order electromagnetic filter, second level electromagnetic filter and third level electromagnetic filter
It is connected in series, input current medium-high frequency harmonic wave is filtered, reduces powered electromagnetic and disturb influence to circuit, and to receiving mould
Block 29 provides stable power-supplying；The receiving module output interface HDMI OUT 22, for by receiving module processor 632RX 24
Output signal is connected to video display terminal (VDT) 20, and its one end connects receiving module processor 632RX 24, and the other end is connected to electricity
Depending on display terminal 20；The receiving module USB interface 23, for the receiving module processor 632RX 24, receiving module
Controller MCU 25, receiving module buffer FLASH 26 parameter configuration；The receiving module processor 632RX 24, is used for
The wireless signal of the millimere-wave band 60GHz frequencies received to receiving module micro-strip antenna array 27 carries out uncompressed encoding；It is described
Receiving module controller MCU 25, for performing the parameter inputted from receiving module USB interface 23 to receiving module handler
632RX 24 is configured and controlled；The receiving module buffer FLASH 26, for storing receiving module processor 632RX
24 and receiving module controller MCU 25 every configuration parameter and be responsible for receive module handler 632RX 24 decompression solve
Decoding data is cached during code；The receiving module micro-strip antenna array 27, transmitter module is come from for that will receive
19 millimere-wave band 60GHz frequency signals, are output to receiving module processor 632RX 24 and carry out uncompressed encoding.
【Specific embodiment】
During work, the transmitter module power supply POWER 11 provides stable electricity to all electricity consumption devices of transmitter module 19
Source, transmitter module power supply POWER 11 has three-level electromagnetic filter, first order electromagnetic filter, second level electromagnetic filter and
Three-level electromagnetic filter is connected in series, and input current medium-high frequency harmonic wave is filtered, and reduces powered electromagnetic interference to circuit
Influence, and provide stable power-supplying to transmitter module 19；The cable television digital set-top box 10 and transmitter module input interface
HDMIIN 12 is connected, and the signal of signal source is transferred to transmitter module processor by transmitter module input interface HDMI IN 12
632TX 14；The transmitter module processor 632TX 14, by regarding for being inputted by transmitter module input interface HDMI IN 12
Frequency signal and audio signal are compressed coding；The transmitter module micro-strip antenna array 17, will pass through transmitter module processor
Signal after the compressed encodings of 632TX 14 carries out wireless transmission using millimere-wave band 60GHz frequencies；The transmitter module USB interface
13, to the transmitter module processor 632TX 14, transmitter module controller MCU 15, transmitter module buffer FLASH 16
Parameter configuration；The transmitter module controller MCU 15, performs the parameter from the input of transmitter module usb 13 to transmitter module
Processor 632TX14 is configured and controlled；The transmitter module buffer FLASH 16, stores transmitter module processor
632TX 14 and transmitter module controller MCU 15 every configuration parameter and be responsible for transmitter module processor 632TX 14 is existed
Coded data is cached in compression encoding process；The receiving module power supply POWER 21, is provided surely to receiving module 29
Determine power supply, receiving module power supply POWER 21 has three-level electromagnetic filter, first order electromagnetic filter, second level electromagnetic filter
It is connected in series with third level electromagnetic filter, input current medium-high frequency harmonic wave is filtered, reduces powered electromagnetic interference to electricity
The influence on road；The receiving module micro-strip antenna array 27 receives the wireless communication of the millimere-wave band 60GHz frequencies of transmitter module
Send receiving module processor 632RX 24 after number to and carry out uncompressed encoding；The receiving module output interface HDMI OUT 22,
Receiving module processor 632RX24 output signals are connected to video display terminal (VDT) 20, its one end connection receiving module processor
632RX 24, the other end is connected to video display terminal (VDT) 20；The receiving module USB interface 23, to receiving module processing
Device 632RX 24, receiving module controller MCU 25, receiving module buffer FLASH 26 parameter configuration；The receiving module
Controller MCU 25, performs the parameter inputted from receiving module USB interface 23 and matches somebody with somebody to receiving module handler 632RX 24
Put and control；The receiving module buffer FLASH 26, storage receiving module processor 632RX 24 and receiving module control
Device MCU 25 every configuration parameter and be responsible for receive module handler 632RX 24 during uncompressed encoding to solution yardage
According to being cached.
Experiment shows：When the utility model solves signal transmission between cable television digital set-top box and video display terminal (VDT)
The attenuation loss problem of HDMI cable or the connection of AV cables is limited to, cable television digital set-top box is solved and is shown eventually with TV
The shortcoming that the distance between end must not be too far away, solving makes the daily mobile inconvenience of equipment using cable connection and easily produces connection
The shortcoming of failure, signal transmission quality is improved using millimere-wave band 60GHz Frequency point wireless transmission methods, is improved flexibly
Property, reliability and stability, with good research and application development prospect.
Claims (2)
1. the radio transmitting device of a kind of cable television digital set-top box vision signal and audio signal, it is characterised in that：It is described
Device includes transmitter module and receiving module；The transmitter module is by transmitter module power supply POWER, transmitter module input interface
HDMI IN, transmitter module USB interface, transmitter module processor 632TX, transmitter module controller MCU, transmitter module buffer
FLASH, transmitter module micro-strip antenna array composition；The receiving module is connect by receiving module power supply POWER, receiving module output
Mouth HDMI OUT, receiving module USB interface, receiving module processor 632RX, receiving module controller MCU, receiving module caching
Device FLASH, receiving module micro-strip antenna array composition；The transmitter module and receiving module use transmission of wireless signals mode,
Transmission of wireless signals frequency is the 60GHz frequencies of millimere-wave band.
2. a kind of cable television digital set-top box vision signal according to claim 1 and audio signal are wirelessly transferred dress
Put, it is characterised in that：The transmitter module input interface HDMI IN believe with cable television digital set-top box vision signal and audio
Number delivery outlet connection；Described transmitter module processor 632TX is connected with transmitter module micro-strip antenna array；Described transmitting
Module USB interface is connected with transmitter module controller MCU；Described transmitter module buffer FLASH and transmitter module controller
MCU connections；The receiving module input interface HDMI OUT are connected with video display terminal (VDT)；Described receiving module processor
632RX is connected with receiving module micro-strip antenna array；Described receiving module USB interface is connected with receiving module controller MCU；
Described receiving module buffer FLASH is connected with receiving module controller MCU；The transmitter module power supply POWER has three-level
Electromagnetic filter, first order electromagnetic filter, second level electromagnetic filter and third level electromagnetic filter are connected in series；It is described to connect
Receiving modular power source POWER has three-level electromagnetic filter, first order electromagnetic filter, second level electromagnetic filter and third level electromagnetism
Filters in series is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621495333.7U CN206452494U (en) | 2016-12-30 | 2016-12-30 | The radio transmitting device of cable television digital set-top box vision signal and audio signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621495333.7U CN206452494U (en) | 2016-12-30 | 2016-12-30 | The radio transmitting device of cable television digital set-top box vision signal and audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206452494U true CN206452494U (en) | 2017-08-29 |
Family
ID=59672279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621495333.7U Expired - Fee Related CN206452494U (en) | 2016-12-30 | 2016-12-30 | The radio transmitting device of cable television digital set-top box vision signal and audio signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206452494U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106604099A (en) * | 2016-12-30 | 2017-04-26 | 深圳大学 | Cable television digital set-top box video signal and audio signal wireless transmission device |
| CN107396173A (en) * | 2017-08-30 | 2017-11-24 | 深圳市朗强科技有限公司 | A kind of HDMI data radio transmission method, device, Transmission system and storage medium |
| CN112954236A (en) * | 2021-02-22 | 2021-06-11 | 深圳市普洛威电子有限公司 | Wireless docking station system and screen projection method |
-
2016
- 2016-12-30 CN CN201621495333.7U patent/CN206452494U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106604099A (en) * | 2016-12-30 | 2017-04-26 | 深圳大学 | Cable television digital set-top box video signal and audio signal wireless transmission device |
| CN107396173A (en) * | 2017-08-30 | 2017-11-24 | 深圳市朗强科技有限公司 | A kind of HDMI data radio transmission method, device, Transmission system and storage medium |
| CN112954236A (en) * | 2021-02-22 | 2021-06-11 | 深圳市普洛威电子有限公司 | Wireless docking station system and screen projection method |
| CN112954236B (en) * | 2021-02-22 | 2021-11-30 | 深圳市普洛威电子有限公司 | Wireless docking station system and screen projection method |
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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: 20170829 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |