CN201830282U - Ethernet interface conversion device for visual and audio signals - Google Patents
Ethernet interface conversion device for visual and audio signals Download PDFInfo
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- CN201830282U CN201830282U CN2010201426865U CN201020142686U CN201830282U CN 201830282 U CN201830282 U CN 201830282U CN 2010201426865 U CN2010201426865 U CN 2010201426865U CN 201020142686 U CN201020142686 U CN 201020142686U CN 201830282 U CN201830282 U CN 201830282U
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Abstract
The utility model relates to an Ethernet interface conversion device for visual and audio signals, which is coupled between a host computer and a display device and comprises a first interface, a power conversion module and a signal conversion module, wherein the first interface is an Ethernet transmission port and is connected with the signals of host computer to realize the two-way transmission network signal packet; the power conversion module is used for outputting power to the display device; and the signal conversion module is coupled between the first interface and the display device. The first interface receives the network signal packet which is processed to be a video signal and an audio signal, the video signal and the audio signal are output to the display device, the display device receives a touch signal, and one network signal packet is composed through processing, is output to the first interface and finally is transmitted to the host computer. By using the Ethernet interface conversion device for the visual and audio signals, erection wiring between the host computer and the display device can be simplified.
Description
Technical field
The utility model relates to a kind of signal adapting device, refers to a kind of in order to be coupled to the Ethernet interface conversion equipment of the video-audio signal between main frame and display unit especially.
Background technology
In information age, computer is the indispensable instrument of modern's life with work.Yet the wiring of setting up of desktop PC often brings puzzlement for the user.In the computer system, must connect with specific transmission line between main frame and peripheral device, and use the device of independent current source directly or through electric pressure converter to connect power supply indirectly, make that the computer system wiring is intricate.
The computer peripheral apparatus that possesses complex function must connect main frame with multiple transmission line simultaneously, makes the more apparent complexity of connection line.See also Fig. 1, the system architecture schematic diagram of the traditional main frame and the connected system of display unit.As shown in the figure, display unit 20 is provided with a video signal input port 21, a message input port 23, a PORT COM 25 and electric power input port 27 for possessing the multifunctional device of screen, loudspeaker and contact panel.
Electric power input port 27 is coupled to external power source 17 by power line 171, to obtain the power of feedway running.Video signal input port 21 is by the video signal output port 11 of video transmission line 111 connection main frames 10, and with the signal of video signal of receiving computer main frame 10 outputs, the control screen-picture presents.Message input port 23 is by the message output port 13 of message transmission line 131 connection main frames 10, and with the voice signal of receiving computer main frame 10 outputs, the control loudspeaker are sounded.Display unit 20 and according to the mode of operation of contact panel is formed touching signals and is sent to the PORT COM 15 of main frame 10 via a PORT COM 25 and a data line 151, makes main frame 10 obtain the contact panel mode of operation.
Among first figure, display unit 20 must be used four groups of external circuits, and wherein three groups of transmission lines 111,131,151 are coupled to main frame 10, and 171 of power lines are coupled to external power source 17.Many set of connections are the complexity height not only, very easily allows the user obscure circuit combination, and increases the degree of difficulty of site operation wiring, causes computer to set up that work is consuming time takes a lot of work.In addition, the circuit operation that continues must be carried out at off-mode, and invisible has also prolonged setting up time.
In view of this, thereby this case inventor proposes this case, and the phase is set out by user's viewpoint, simplifies the connection line of main frame and display unit, to improve many shortcomings of prior art.
Summary of the invention
Therefore, a purpose of the present utility model is to provide a kind of Ethernet interface conversion equipment of video-audio signal, be integrated in single device by all transmission lines with main frame and display unit, the connection line of main frame and display unit be can simplify, computer system connect up more facility and hommization made.
Another purpose of the present utility model is to provide a kind of Ethernet interface conversion equipment of video-audio signal, and it is coupled to main frame by using an Ethernet transmit port, can reach the plug and play effect.
A purpose more of the present utility model is to provide a kind of Ethernet interface conversion equipment of video-audio signal, and it is sent to display unit by installing inner power switching module generation electric power, can simplify the power circuit of display unit.
For reaching above-mentioned purpose, the utility model discloses a kind of Ethernet interface conversion equipment of video-audio signal, in order to be coupled between a main frame and the display unit, comprises one first interface, a power switching module and a signal conversion module.First interface is a logical Ethernet transmission, in order to link, with a string network signal package of transmitted in both directions with the main frame signal; Power switching module is in order to export a supply electric power to display unit; Signal conversion module is coupled between first interface and the display unit, receive the network signal package by first interface and be treated to a signal of video signal and a voice signal, be sent to display unit, and receive a touching signals by display unit, handle composition network signal package and export first interface to, the network signal package is sent to main frame via first interface.
The Ethernet interface conversion equipment of described video-audio signal, more comprise electric power input port, in order to be coupled to this external power source, receive this power and be sent to this power switching module, wherein this electric power input port comprises and is selected from a group a kind of connector wherein of being made up of an AC power connector and a direct current power connector, or is the combination of these connectors.
Above general introduction and ensuing detailed description and accompanying drawing all are to be to reach to be scheduled to mode, means and the effect that purpose is taked in order to further specify the utility model.And relevant other purpose of the present utility model and advantage, will follow-up explanation and graphic in set forth.
Description of drawings
Fig. 1 is the system architecture schematic diagram of the connected system of the main frame of a prior art and display unit;
Fig. 2 is the system architecture schematic diagram of the Ethernet interface conversion equipment of video-audio signal of the present utility model;
Fig. 3 is the system architecture schematic diagram of first specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model;
Fig. 4 is the system architecture schematic diagram of second specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model;
Fig. 5 is the system architecture schematic diagram of the 3rd specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model;
Fig. 6 is the system architecture schematic diagram of the 4th specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model; And
Fig. 7 is the system architecture schematic diagram of Another Application kenel of the 4th specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model.
Embodiment
The utility model proposes a kind of Ethernet interface conversion equipment of video-audio signal, its main feature is for to be integrated into single device with the connection line between main frame and display unit, couple main frame with single Ethernet transmit port, can simplify the wiring between main frame and display unit, and reach the plug and play effect.
At first, see also Fig. 2, be the system architecture schematic diagram of the Ethernet interface conversion equipment of video-audio signal of the present utility model.As shown in the figure, the Ethernet interface conversion equipment 30 of a video-audio signal is in order to be coupled between a main frame 80 and the display unit 90, and specific responsibility video-audio signal conversion transmission is applied to replace general computer system and sets up wiring.
The Ethernet interface conversion equipment 30 of video-audio signal comprises one first interface 31, a signal conversion module 32 and a power switching module 33.First interface 31 is a wired or wireless Ethernet transmission, links in order to Ethernet transmit port 81 signals with main frame 80, meets the network signal package of Ethernet protocol with transmitted in both directions.Main frame 80 inside are equipped with device driver, drive display unit 90 runnings to cooperate, the signal of video signal and the sound signal processing of control display unit 90 are consisted of the network signal package, export the Ethernet interface conversion equipment 30 of video-audio signal to via Ethernet transmit port 81, and handle by the network signal package that Ethernet transmit port 81 receives Ethernet interface conversion equipment 30 outputs of video-audio signals, to obtain the contact panel mode of operation of display unit 90.
Further specify the inside structure of signal conversion module 32.Signal conversion module 32 comprises an ethernet controller 321, a video signal controller 322, a message controller 323 and a touching control panel controller 324.Signal conversion module 32 is controlled the Collaboration details of each controller by default firmware.Ethernet controller 321 is coupled to first interface 31, receive the network signal package, based on Ethernet protocol the network signal package is done decoding and handle,, export video signal controller 322 and message controller 323 respectively to produce a preposition signal of video signal and a preposition voice signal.Video signal controller 322 receives preposition signal of video signal by ethernet controller 321, is treated to signal of video signal.Message controller 323 receives preposition voice signal by ethernet controller 321, is treated to voice signal.Touching control panel controller 324 is coupled to display unit 90 and ethernet controller 321, receiving touching signals by display unit 90 handles, to export a preposition signal of communication to ethernet controller 321, ethernet controller 321 becomes the network signal package with preposition signal of communication processed group again, exports first interface 31 to.
Again, main frame 80 can freely select for use wired ethernet transmission means or wireless ethernet transmission means to reach the signal binding with audio-visual switching device 30.Because the Ethernet transmission means is known, therefore this no longer giving unnecessary details more.
The Ethernet interface conversion equipment of video-audio signal of the present utility model can be self-contained unit, or is integrated in display unit inside.See also Fig. 3, the system architecture schematic diagram of first specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model.Among this embodiment, the Ethernet interface conversion equipment 40 of video-audio signal comprises one first interface 41, a signal conversion module 42, a power switching module 43 and one second interface 44.The Ethernet interface conversion equipment 40 of video-audio signal more comprises a body (not shown), takes in first interface 41, signal conversion module 42, power switching module 43 and second interface 44 in order to combination.Second interface 44 comprises a video signal output port 441, a message output port 442, a PORT COM 443 and an electric power output port 444, be respectively coupled to video signal input port 91, message input port 92, PORT COM 93 and the electric power input port 94 of display unit 90, with indivedual transmission signal of video signal, voice signal, touching signals and supply electric power.
Among this embodiment, the Ethernet interface conversion equipment 40 of video-audio signal is by the wired ethernet transmission means, reaches signal with main frame 80 and links.First interface 41 comprises an ethernet connector, and it can directly be combined in device body, or passes through a transmission line combination in body.The wired ethernet interface specification has the power delivery end in the Interface Terminal definition, main frame 80 can be sent to peripheral device with electric power via the Ethernet transmission line, power switching module 43 is coupled to first interface 41, Ethernet transmit port 811 by main frame 80 obtains power, 811 for possessing the Ethernet transmit port of PoE (IEEE802.3-Power over Ethernet) function, power can be converted to supply electric power and be sent to display unit 90 via power output end mouth 444.Video signal output port 441 comprises a video signal connector, described video signal connector can be the video signal connector of specifications such as aberration terminal, AV terminal (comprising CVBS terminal, RCA terminal), VGA terminal, DVI terminal, HDMI terminal and DisplayPort, and can directly be combined in device body, or via a transmission line combination in body.Message output port 442 comprises a message connector, described message connector can be the message connector of specifications such as AV terminal (comprising CVBS terminal, RCA terminal), SPDIF terminal, HDMI terminal, DisplayPort, and can directly be combined in device body, or via a transmission line combination in body.PORT COM 443 comprises a communications connectors, and can directly be combined in device body, or via a transmission line combination in body.Power output end mouth 444 can be a supply socket, or is one can be plugged in the power-line plug of the power input end mouth 94 of display unit 90.
Continue to see also Fig. 4, the system architecture schematic diagram of second specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model.The Ethernet interface conversion equipment 50 of the video-audio signal of this embodiment has electric power input port 53, in order to be coupled to an external power source 85, obtain power by external power source 85, power switching module 51 is converted to the output power that meets display unit 90 electrical specifications with the power that receives again afterwards.Described external power source 85 can be a direct current power supply or is an AC power, 53 at port of electric power input can be a direct current power connector or is an AC power connector, or have two kinds of connectors concurrently, and can be the power-line plug that a supply socket or can be plugged in external power source 85.Power switching module 51 carries out AC/DC to the alternating current of input more electrically to be changed, boosts or step-down is handled, or the direct current of input is boosted or the step-down processing.
See also Fig. 5, the system architecture schematic diagram of the 3rd specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model.Main frame 80 inside are provided with a power supply unit 82, many group DC power supply are provided, the Ethernet interface conversion equipment 60 of the video-audio signal of this embodiment has electric power input port 63, electric power input port 63 is a direct current power connector, can be a supply socket or a power-line plug, to organizing electric power output port,, boost by the power of 61 pairs of inputs of power switching module again or electrical conversion process such as step-down to obtain power in power supply unit 82.
More than three groups of specific embodiments have other power and obtain pattern, in other embodiment, the Ethernet interface conversion equipment of video-audio signal can have three kinds of power simultaneously concurrently and obtain pattern, or possesses wherein any two kinds of power and obtain pattern.In addition, because the voltage conversion circuit framework that power switching module relates to is known, therefore this no longer giving unnecessary details more.
See also Fig. 6, the system architecture schematic diagram of the 4th specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model, among this embodiment, first interface 71, ethernet signal modular converter 72, power switching module 73 and the power input end mouth 75 of the Ethernet interface conversion equipment 70 of video-audio signal are integrated in display unit 97 inside.First interface 71 receives the network signal package by main frame 80, after transferring to signal conversion module 72 and being treated to signal of video signal and voice signal, the sound processing module of display unit 97 inside will directly be sent to, and also will directly being sent to signal conversion module 72, the touching signals of display unit 97 inside is treated to the network signal package, export main frame 80 to via first interface 71, do not need additional configuration transmission line and connector to couple transmission signals.Power is obtained by external power source 85 in electric power input port 75, after power switching module 73 is converted to supply electric power, will directly be sent to display unit 97 inside, does not need to couple transferring electric power via power line.
Then, see also Fig. 7, the system architecture schematic diagram of the Another Application kenel of the 4th specific embodiment of the Ethernet interface conversion equipment of video-audio signal of the present utility model.As shown in the figure, in this application example, power input end mouth 75 directly is coupled to the power supply unit 82 of main frame 80 inside, to obtain power, is converted to supply electric power through power switching module 73 and is sent to display unit 97 inside.The Ethernet interface conversion equipment 70 of video-audio signal only must be overlapped in main frame 80, and just simultaneously transmission signals and power make to set up and connect up more that shape is simplified.
In sum, the Ethernet interface conversion equipment of video-audio signal of the present utility model is integrated in single device by all transmission lines with main frame and display unit, couple main frame with single Ethernet transmit port, inner and be provided with power switching module and produce supply electric power and be sent to display unit, to significantly simplify computer system and set up wiring, make wiring operation more facility and hommization, and have the plug and play effect.This shows that this case is the practicality creation of an excellence in fact.
The above, it only is the detailed description of specific embodiment of the utility model and graphic, be not in order to restriction the utility model, all scopes of the present utility model should be as the criterion with following claim, anyly be familiar with this skill person in field of the present utility model, can think easily and variation or modify and all can be encompassed in the claim that following this case is defined.
Claims (10)
1. the Ethernet interface conversion equipment of a video-audio signal is characterized in that the Ethernet interface conversion equipment of this video-audio signal comprises in order to be coupled between a main frame and the display unit:
One first interface is an Ethernet transmit port, in order to link with this main frame signal, with transmitted in both directions one network signal package;
One power switching module is in order to export a supply electric power to this display unit; And
One signal conversion module, be coupled between this first interface and this display unit, be to receive this network signal package by this first interface to be treated to a signal of video signal and a voice signal, be sent to this display unit, and receive a touching signals by this display unit, handle this network signal package of composition and export this first interface to, this network signal package is sent to this main frame via this first interface.
2. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 1 is characterized in that this signal conversion module comprises:
One touching control panel controller is coupled to this display unit, receives this touching signals and handles, to export a preposition signal of communication;
One ethernet controller, be coupled to this first interface and this touching control panel controller, receive this network signal package and this preposition signal of communication, handle this network signal package based on Ethernet protocol, exporting a preposition signal of video signal and a preposition voice signal, and should preposition signal of communication handle and form this network signal package;
One video signal controller is coupled to this ethernet controller, receives this preposition signal of video signal and is treated to this signal of video signal; And
One message controller is coupled to this ethernet controller, and receiving this preposition sound signal processing is this voice signal.
3. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 2, it is characterized in that more comprising one second interface and a body, wherein this second interface comprises a video signal output port, a message output port, an electric power output port and a PORT COM, in order to be coupled to this display unit, this body is taken in this first interface, this second interface, this power switching module and this signal conversion module in order to combination.
4. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 2 is characterized in that this first interface is with the wired ethernet transmission means, reaches signal with this main frame and links.
5. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 4 is characterized in that this power switching module is coupled to this first interface, obtains a power by this main frame, and this power is converted to this supply electric power output.
6. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 2 is characterized in that this first interface is with the wireless ethernet transmission means, reaches signal with this main frame and links.
7. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 2 is characterized in that this power switching module is coupled to an external power source, obtains a power by this external power source, and this power is converted to this supply electric power output.
8. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 7 is characterized in that the power supply unit of this external power source for this main frame inside.
9. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 7, it is characterized in that more comprising electric power input port, in order to be coupled to this external power source, receive this power and be sent to this power switching module, wherein this electric power input port comprises and is selected from a group a kind of connector wherein of being made up of an AC power connector and a direct current power connector, or is the combination of these connectors.
10. the Ethernet interface conversion equipment of video-audio signal as claimed in claim 2 is characterized in that this first interface, this power switching module and this signal conversion module are integrated in this display unit inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201426865U CN201830282U (en) | 2010-03-26 | 2010-03-26 | Ethernet interface conversion device for visual and audio signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201426865U CN201830282U (en) | 2010-03-26 | 2010-03-26 | Ethernet interface conversion device for visual and audio signals |
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| Publication Number | Publication Date |
|---|---|
| CN201830282U true CN201830282U (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201426865U Expired - Fee Related CN201830282U (en) | 2010-03-26 | 2010-03-26 | Ethernet interface conversion device for visual and audio signals |
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| CN (1) | CN201830282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680462A (en) * | 2012-09-26 | 2014-03-26 | 正文科技股份有限公司 | Control system of information expression device |
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- 2010-03-26 CN CN2010201426865U patent/CN201830282U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680462A (en) * | 2012-09-26 | 2014-03-26 | 正文科技股份有限公司 | Control system of information expression device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20170326 |