CN207053527U - A kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy - Google Patents
A kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy Download PDFInfo
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- CN207053527U CN207053527U CN201721062270.0U CN201721062270U CN207053527U CN 207053527 U CN207053527 U CN 207053527U CN 201721062270 U CN201721062270 U CN 201721062270U CN 207053527 U CN207053527 U CN 207053527U
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Abstract
The utility model discloses a kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy, multimedia dispensing device includes coding module, first interface circuit module, output port and the first power supply processing module, and the first power supply processing module includes first and carries electric unit；Multimedia reception device includes input port, second interface circuit module, decoder module and second source processing module, and second source processing module includes second and carries electric unit.By setting first to carry electric unit in multimedia dispensing device, second is set to carry electric unit in multimedia reception device, realize and be powered the multimedia dispensing device that can transmit electric energy is single-ended, multi-media signal and electric energy are transmitted by transmission cable simultaneously, can transmit the multimedia reception device of electric energy can obtain electric energy on transmission cable；Single-ended power reduces at least one dc source, saves a socket, simple in construction, and convenient wiring, cost, power consumption are lower.
Description
Technical field
Field of display devices is the utility model is related to, more particularly to a kind of multimedia dispensing device for transmitting electric energy, is connect
Receiving apparatus and Transmission system.
Background technology
Video is a kind of intuitively form of expression, and user can be made intuitively to understand various information, and HDMI technologies are just realized
The broadcasting of HD video, substantially increases the experience of user.But existing HDMI is extended transmitter and mostly supplied using POE modules
Electricity；For this POE (48V) although the mode that conducts electricity is available, the POE modes of conducting electricity need the equipment at transmission cable both ends to include power supply
Module, such as power supply source device PSE and current-collecting device PD modules, cost is high, and power consumption is big, and is unfavorable for connecting up.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of multimedia for transmitting electric energy
Dispensing device, reception device and Transmission system, single-ended power is only needed, simple in construction, beneficial to wiring, cost, power consumption are relatively low.
The purpose of this utility model adopts the following technical scheme that realization：
A kind of multimedia dispensing device for transmitting electric energy, including coding module, first interface circuit module, output port
With the first power supply processing module；The first interface circuit module includes the first net mouth transformer, first net mouth transformer
Including source interface and output side interface, the coding module is connected to the source interface, and the output port is connected to institute
State output side interface；First power supply processing module includes first and carries electric unit, and the first load electric unit is also connected to institute
State output side interface；The coding module is used to be converted to the multi-medium data of acquisition and the source Interface Matching form
Multi-medium data；The first load electric unit is used to the first predeterminated voltage being applied to the output side interface, or for from
The output side interface obtains the first predeterminated voltage；First net mouth transformer is used to isolate the of the outlet side interface
One predeterminated voltage.
Further, first power supply processing module also includes first voltage converter unit, the first voltage conversion
Unit is used to the first predeterminated voltage being converted to the second predeterminated voltage.
Further, the first load electric unit includes the first power outlet, first power outlet be used for input or
Export the first predeterminated voltage.
Further, the multimedia dispensing device for transmitting electric energy also includes the first infrared transmission module, and described
One infrared transmission module includes the first input block and the first transmitter unit, and first input block is connected to the outlet side
Interface, first input block are used to obtain the first remote signal, first transmitter unit by the output side interface
For the first remote signal to be converted into the first infrared signal；First input block includes being used to isolate the of high-frequency signal
One isolation element.
Further, the multimedia dispensing device for transmitting electric energy also includes the second infrared receiving module, and described
Two infrared receiving modules include the second receiving unit and the second output unit, and it is infrared that second receiving unit is used for reception the 3rd
Signal is simultaneously converted to the 3rd remote signal, and second output unit is used to the 3rd remote signal passing through the outlet side
Interface is sent to output port；Second output unit includes being used for the second isolation element for isolating high-frequency signal.
A kind of multimedia reception device for transmitting electric energy, including input port, second interface circuit module, decoder module
With second source processing module；The second interface circuit module includes the second net mouth transformer, second net mouth transformer
Including input side interface and display side interface, the input port is connected to the input side interface, the decoder module connection
In the display side interface；The second source processing module includes second and carries electric unit, and the second load electric unit also connects
In the input side interface；The decoder module is used to decode the multi-medium data obtained from the display side interface；Described
Two, which carry electric unit, is used to obtain the first predeterminated voltage from the input side interface, or for the first predeterminated voltage to be applied into institute
State input side interface；Second net mouth transformer is used for the first predeterminated voltage for isolating the input side interface.
Further, the second source processing module also includes second voltage converter unit, the second voltage conversion
Unit is used to the first predeterminated voltage being converted to the 3rd predeterminated voltage.
Further, the second load electric unit includes second source socket, the second source socket be used for output or
Input the first predeterminated voltage.
Further, the multimedia reception device for transmitting electric energy also includes the first infrared receiving module, and described
One infrared receiving module includes the first receiving unit and the first output unit, and first output unit is connected to the input side
Interface；First receiving unit is used to receive the second infrared signal and is converted to the second remote signal, and first output is single
Member is used to by the input side interface transmit second remote signal to the input port；First output unit
Including the 3rd isolation element for isolating high-frequency signal.
A kind of multi-media transmission system for transmitting electric energy, including the foregoing multimedia dispensing device for transmitting electric energy,
And the foregoing multimedia reception device for transmitting electric energy.
Compared with prior art, the beneficial effects of the utility model are：By setting first to carry in multimedia dispensing device
Electric unit, second is set to carry electric unit in multimedia reception device, the multimedia dispensing device list of electric energy can transmitted by realizing
End is powered, and transmits multi-media signal and electric energy simultaneously by transmission cable, the multimedia reception device that can transmit electric energy can
To obtain electric energy on transmission cable；Single-ended power reduces at least one dc source, saves a socket, structure letter
Single, convenient wiring, cost, power consumption are lower.
Brief description of the drawings
Fig. 1 is the structural representation for the multimedia dispensing device for transmitting electric energy that the utility model embodiment provides；
Fig. 2 is the structural representation for the multimedia reception device for transmitting electric energy that the utility model embodiment provides；
Fig. 3 is the structural representation of the first infrared transmission module in Fig. 1；
Fig. 4 is the structural representation of the first infrared receiving module in Fig. 2.
In figure：100th, multimedia dispensing device；110th, coding module；120th, first interface circuit module；121st, the first net
Mouth transformer；1211st, source interface；1212nd, side interface is exported；130th, output port；140th, the first power supply processing module；141、
First carries electric unit；1411st, the first power outlet；150th, the first infrared transmission module；160th, the second infrared receiving module；
200th, multimedia reception device；210th, input port；220th, second interface circuit module；221st, the second network interface transformation
Device；2211st, side interface is inputted；2212nd, side interface is shown；230th, decoder module；240th, second source processing module；241st, second
Carry electric unit；2411st, second source socket；250th, the first infrared receiving module；260th, the second infrared transmission module.
Embodiment
Below, with reference to accompanying drawing and embodiment, the utility model is described further, it is necessary to explanation is,
On the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
A kind of multi-media transmission system for transmitting electric energy, including the multimedia for transmitting electric energy as shown in Figure 1 are sent
Device 100, and the multimedia reception device 200 for transmitting electric energy as shown in Figure 2.Multimedia dispensing device 100 and more matchmakers
Connected by transmission cable between body reception device 200, such as connected by netting twine；Multimedia dispensing device 100 is used for from more matchmakers
Body source such as DVD obtains video information, and sends to transmission cable, and multimedia reception device 200, which is used to obtain from transmission cable, to be regarded
Frequency information and sending to display is shown.
Wherein, as shown in figure 1, can transmit the multimedia dispensing device 100 of electric energy includes coding module 110, first interface
Circuit module 120, output port 130, in addition to the first power supply processing module 140.First interface circuit module 120 includes first
Net mouth transformer 121, the first net mouth transformer 121 include source interface 1211 and output side interface 1212, and coding module 110 connects
Source interface 1211 is connected to, output port 130 is connected to output side interface 1212；First power supply processing module 140 includes first
Electric unit 141 is carried, the first load electric unit 141 is also connected to output side interface 1212.
Coding module 110 is used to being converted to the multi-medium data of acquisition into the multimedia for matching form with source interface 1211
Data.For example, coding module 110 by HDMI from connected main frame obtain high-definition video signal, encoded module 110
The data for meeting HDBaseT specifications are converted to after processing, can be transmitted by the first net mouth transformer 121 to output port 130.
Coding module 110 can be carried out the HDMI signals got, sdi signal, VGA signals, DP signals, AV signals etc.
Digitized processing, the data handled be encoded into network packet according to H.264 agreement and deliver to first interface circuit, and first
Interface circuit carries out level conversion to network packet and is processed into the network telecommunication number of standard, and by the network telecommunication of the standard
Number output to output port 130, such as RJ45/ network interfaces；Multimedia is communicated to by transmission cable, such as netting twine by output port 130
Reception device 200.
In the present embodiment, the first load electric unit 141 is used to the first predeterminated voltage being applied to output side interface 1212.Make
For preferred embodiment, the first load electric unit 141 includes the first power outlet 1411, and the first power outlet 1411 is used to input
First predeterminated voltage.First power outlet 1411 can be DC socket, and external D/C power can pass through the first power outlet
1411 are applied to DC voltage at output side interface 1212.As shown in figure 1, the first predeterminated voltage is 12V, then side interface is exported
1212 output MX1, MX2 reference voltage rise to 12V, so the reference voltage of the 5-8 pin of output port 130 also rises
To 12V, that is, realize and direct current is loaded on transmission cable, multimedia reception can be transmitted electrical power to by transmission cable
Device 200.Meanwhile first net mouth transformer 121 be used for isolation and amplifier side interface 1212 at the first predeterminated voltage.Due to first
The effect of net mouth transformer 121, the first predeterminated voltage as direct current will not produce to source interface 1211 and coding module 110
Raw to influence, multi-medium data normally can be sent on transmission cable by coding module 110.
As shown in Fig. 2 can transmit the multimedia reception device 200 of electric energy includes input port 210, second interface circuit mould
Block 220, decoder module 230 and second source processing module 240.Second interface circuit module 220 includes the second net mouth transformer
221, the second net mouth transformer 221 includes input side interface 2211 and display side interface 2212, and input port 210 is connected to input
Side interface 2211, decoder module 230 are connected to display side interface 2212；Second source processing module 240 includes second and carries electricity list
Member 241, the second load electric unit 241 are also connected to input side interface 2211.
When in use, the output port of the input port 210 of multimedia reception device 200 and multimedia dispensing device 100
130 are connected by transmission cable, such as netting twine.Foregoing describes can transmit the multimedia dispensing device 100 of electric energy by more matchmakers
Volume data is sent on transmission cable, while also the first predeterminated voltage has been loaded on transmission cable.Therefore multimedia reception
The vision signal of the 210 existing high frequency of input port of device 200 has DC voltage again.Because the second net mouth transformer 221 is used for
The first predeterminated voltage at isolation input side interface 2211, therefore decoder module 230 can be by showing that side interface 2212 is normal
The video data of the high frequency on transmission cable is got, then decoder module 230 is used to decode and obtained from display side interface 2212
Multi-medium data；The output of decoder module 230 can be HDMI signals, sdi signal, VGA signals, DP signals, AV signals etc.
Vision signal.Then display can obtain decoded data from decoder module 230 by display interface such as HDMI and enter
Row display.In addition, second carries electric unit 241 for obtaining the first predeterminated voltage, such as 12V from input side interface 2211.
The utility model in multimedia dispensing device 100 by setting first to carry electric unit 141, in multimedia reception device
200 set second to carry electric units 241, realize and are powered the multimedia dispensing device 100 that can transmit electric energy is single-ended, pass through
Transmission cable transmits multi-media signal and electric energy simultaneously, and the multimedia reception device 200 that can transmit electric energy can be in transmission cable
Upper acquisition electric energy supports the work of oneself.Single-ended power reduces at least one dc source, saves a socket, structure letter
Single, convenient wiring, cost, power consumption are lower.
As preferred embodiment, the first power supply processing module 140 also includes first voltage converter unit, first voltage
Converter unit is used to the first predeterminated voltage being converted to the second predeterminated voltage, and the second predeterminated voltage can be for coding module 110 etc.
Use.In addition, second source processing module 240 also includes second voltage converter unit, second voltage converter unit is used for the
One predeterminated voltage is converted to the 3rd predeterminated voltage, and the 3rd predeterminated voltage can use for the grade of decoder module 230.Solves multimedia
Dispensing device 100, multimedia reception device 200 electrical problem of itself.
As preferred embodiment, the second load electric unit 241 includes second source socket 2411, second source socket
2411 are used to export the first predeterminated voltage.Electric energy can also be provided out by multimedia reception device 200, can support more to set
Standby work, such as charger.
In another embodiment, the second load electric unit 241 includes second source socket 2411, and second source socket 2411 is used
In inputting the first predeterminated voltage, and the first predeterminated voltage is applied to input side interface 2211；First carry electric unit 141 be used for from
Export side interface 1212 and obtain the first predeterminated voltage, to support the work of multimedia dispensing device 100.Realizing to transmit
The multimedia reception device 200 of electric energy is single-ended to be powered, and electric energy is transmitted by transmission cable, can transmit the multimedia hair of electric energy
Send device 100 to obtain electric energy on transmission cable and support the work of oneself.
As preferred embodiment, the second load electric unit 241 includes second source socket 2411, meanwhile, first carries electricity
Unit 141 includes the first power outlet 1411；The multimedia reception device 200 by electric energy can be transmitted can be selected by user oneself
It is single-ended to be powered or the multimedia dispensing device 100 of electric energy is single-ended to be powered by transmit, it can be avoided with flexible route
The embarrassment of socket deficiency.
As a further improvement on the present invention, can transmit the multimedia dispensing device 100 of electric energy also includes the first infrared hair
Penetrate module 150.As shown in figure 3, the first infrared transmission module 150 includes the first input block and the first transmitter unit, first is defeated
Enter unit and be connected to output side interface 1212, the first input block is used to obtain the first remote control letter by exporting side interface 1212
Number, the first transmitter unit is used to the first remote signal being converted to the first infrared signal.First input block include pin D1+ and
Pin D1-, one end of the first twisted-pair feeder for being connected to netting twine；Using the mode of this similar differential pair, be transmitted can be with
Signal interference is effectively reduced, ensures the accurate and stability of signal.First input block includes being used to isolate high-frequency signal, i.e., defeated
First isolation element FB3 and FB4 of the multi-media signal gone out on side interface 1212；As preferred embodiment, isolation element
Magnetic bead, wave filter etc. can be used.First transmitter unit includes amplifier and radiated element D1；Amplifier is by switching tube in Fig. 3
The element such as Q4 and switching tube Q3 is formed, and for amplifying the first remote signal, radiated element D1 is used for the first remote control after amplification
Signal is converted to the first infrared signal.Radiated element D1 transmitting infrared signal direction towards multimedia sources receiver of remote-control sytem,
First infrared signal realizes the control to multimedia sources after being received by multimedia sources.
Accordingly, can transmit the multimedia reception device 200 of electric energy also includes the first infrared receiving module 250.Such as Fig. 4 institutes
Show, the first infrared receiving module 250 includes the first receiving unit and the first output unit.First output unit is connected to display side
Interface 2212；First receiving unit is used to receive the second infrared signal and is converted to the second remote signal, and the first output unit is used
In the second remote signal is transmitted to input port 210 by inputting side interface 2211；First output unit includes being used to isolate
3rd isolation element of high-frequency signal.
As preferred embodiment, the first receiving unit includes the amplification electricity of the first wideband infrared remote receiver IR1 and first
Road, wideband infrared remote receiver IR1 can use IRM10NQ-A-X；First amplifying circuit includes the elements such as switching tube Q2 and Q1, uses
It is amplified in the signal exported to the first wideband infrared remote receiver.IRM10NQ-A-X is wideband infrared receiver device, supports to connect
Receive 20kHz to 60kHz infrared light.Wideband infrared remote receiver IR1 receives infrared signal from the IR remote controller of outside, to receiving
The infrared signal arrived directly exports IR modulated signals IR_IN as the second remote signal, IR modulated signals without decoding
IR_IN is specially the Transistor-Transistor Logic level signal of remote signal superposition over the carrier signal；It is transferred to after Q2, Q1 enhanced processing
First output unit.First output unit includes being used for the 3rd the isolation element FB1 and FB2 for isolating high-frequency signal, the second remote control
Signal is loaded into what is be connected with input port 210 after the second isolation element FB1 and FB2 isolation by pin D1+ pins D1-
On transmission cable.
It is in use, red using first wideband infrared remote receiver IR1 output of the external remote to multimedia reception device 200
Infrared signal is converted to remote signal by external signal, wideband infrared remote receiver IR1, and remote signal is loaded into by the first output unit
On one group of twisted-pair feeder on the transmission cable being connected with input port 210.Then the first input of multimedia dispensing device 100 is single
Member obtains the remote signal from output side interface 1212, and remote signal is converted to infrared signal more matchmakers backward by the first transmitter unit
The remote control reception device transmitting in body source, it is achieved thereby that in display side to the remote control of multimedia sources.
As preferred embodiment, can transmit the multimedia dispensing device 100 of electric energy also includes the second infrared receiving
Block 160.Second infrared receiving module 160 includes the second receiving unit and the second output unit, and the second receiving unit is used to receive
3rd infrared signal is simultaneously converted to the 3rd remote signal, and the second output unit is used for the 3rd remote signal by exporting side interface
1212 send to output port 130；Second output unit includes being used for the second isolation element for isolating high-frequency signal.
Accordingly, can transmit the multimedia reception device 200 of electric energy also includes the second infrared transmission module 260.Second is red
Outer transmitter module 260 includes the second input block and the second transmitter unit, and the second input block is connected to display side interface 2212.
Second input block is used to obtain the 4th remote signal by inputting side interface 2211, and the second transmitter unit is used for the 4th remote control
Signal is converted to the 4th infrared signal；Second input block includes being used for the 4th isolation element for isolating high-frequency signal.
The structure and operation principle of second infrared transmission module 260 are similar with the first infrared transmission module 150, may refer to
Fig. 3,；The structure and operation principle of second infrared receiving module 160 are similar with the first infrared receiving module 250, may refer to figure
4, repeat no more.Positioned at the second infrared receiving module 160 of the multimedia dispensing device 100 of multimedia sources side and positioned at display
The engagement process of the second infrared transmission module 260 of the multimedia reception device 200 of device side is as follows：If external remote is to
Two infrared receiving modules 160 send infrared signal, then the second receiving unit of the second infrared receiving module 160 receives infrared signal
And remote signal is converted to, the second output unit sends remote signal to transmission cable by output port 130, wherein second
High-frequency signal in output unit in the second isolation element isolation transmission cable；The second of second infrared transmission module 260 afterwards
Input block obtains remote signal from transmission cable, wherein in the 4th isolation element isolation transmission cable in the second input block
High-frequency signal；Then remote signal is converted to infrared signal to control display device by the second transmitter unit, such as switching display
Pattern, it is achieved thereby that the far-end remote control by remote control in multimedia sources side to display.With reference to the first infrared receiving
The cooperation of the infrared transmission module 150 of block 250 and first, that is, realize and display is remotely controlled in multimedia sources side with showing
Show remote control of the device side to multimedia sources, i.e. bidirectional remote control.
Above-mentioned embodiment is only preferred embodiment of the present utility model, it is impossible to is protected with this to limit the utility model
Scope, the change of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model scope claimed.
Claims (10)
- A kind of 1. multimedia dispensing device for transmitting electric energy, it is characterised in that：Including coding module, first interface circuit mould Block, output port and the first power supply processing module；The first interface circuit module includes the first net mouth transformer, and described first Net mouth transformer includes source interface and output side interface, and the coding module is connected to the source interface, the output end Mouth is connected to the output side interface；First power supply processing module includes first and carries electric unit, and described first carries electric unit Also it is connected to the output side interface；The coding module is used to be converted to the multi-medium data of acquisition and the source interface Match the multi-medium data of form；The first load electric unit is used to the first predeterminated voltage being applied to the output side interface, Or for obtaining the first predeterminated voltage from the output side interface；First net mouth transformer is used to isolate the outlet side First predeterminated voltage of interface.
- 2. the multimedia dispensing device of electric energy can be transmitted as claimed in claim 1, it is characterised in that：The first power supply processing Module also includes first voltage converter unit, and the first voltage converter unit is pre- for the first predeterminated voltage to be converted into second If voltage.
- 3. the multimedia dispensing device of electric energy can be transmitted as claimed in claim 1 or 2, it is characterised in that：Described first carries electricity Unit includes the first power outlet, and first power outlet is used to inputting or exporting the first predeterminated voltage.
- 4. the multimedia dispensing device of electric energy can be transmitted as claimed in claim 1 or 2, it is characterised in that：It is red also to include first Outer transmitter module, first infrared transmission module include the first input block and the first transmitter unit, and first input is single Member is connected to the output side interface, and first input block is used to obtain the first remote control letter by the output side interface Number, first transmitter unit is used to the first remote signal being converted to the first infrared signal；First input block includes For isolating the first isolation element of high-frequency signal.
- 5. the multimedia dispensing device of electric energy can be transmitted as claimed in claim 4, it is characterised in that：Also include second infrared to connect Module is received, second infrared receiving module includes the second receiving unit and the second output unit, and second receiving unit is used In receiving the 3rd infrared signal and being converted to the 3rd remote signal, second output unit is used for the 3rd remote signal Sent by the output side interface to output port；Second output unit include being used for isolating the second of high-frequency signal every From element.
- A kind of 6. multimedia reception device for transmitting electric energy, it is characterised in that：Including input port, second interface circuit mould Block, decoder module and second source processing module；The second interface circuit module includes the second net mouth transformer, and described second Net mouth transformer includes input side interface and display side interface, and the input port is connected to the input side interface, the solution Code module is connected to the display side interface；The second source processing module includes second and carries electric unit, and described second carries electricity Unit is also connected to the input side interface；The decoder module is used to decode the multimedia number obtained from the display side interface According to；Described second, which carries electric unit, is used to obtain the first predeterminated voltage from the input side interface, or for presetting electricity by first Pressure is applied to the input side interface；Second net mouth transformer is used for the first default electricity for isolating the input side interface Pressure.
- 7. the multimedia reception device of electric energy can be transmitted as claimed in claim 6, it is characterised in that：The second source processing Module also includes second voltage converter unit, and the second voltage converter unit is pre- for the first predeterminated voltage to be converted into the 3rd If voltage.
- 8. the multimedia reception device for transmitting electric energy as claimed in claims 6 or 7, it is characterised in that：Described second carries electricity Unit includes second source socket, and the second source socket is used to exporting or inputting the first predeterminated voltage.
- 9. the multimedia reception device for transmitting electric energy as claimed in claims 6 or 7, it is characterised in that：It is red also to include first Outer receiving module, first infrared receiving module include the first receiving unit and the first output unit, and first output is single Member is connected to the input side interface；First receiving unit is used to receive the second infrared signal and is converted to the second remote control letter Number, first output unit is used to by the input side interface transmit second remote signal to the input Mouthful；First output unit includes being used for the 3rd isolation element for isolating high-frequency signal.
- A kind of 10. multi-media transmission system for transmitting electric energy, it is characterised in that：Including such as any one of claim 1-5 institutes That states transmits the multimedia dispensing device of electric energy, and transmits the more of electric energy as any one of claim 6-9 Media receiving apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721062270.0U CN207053527U (en) | 2017-08-23 | 2017-08-23 | A kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342872A (en) * | 2017-08-23 | 2017-11-10 | 深圳市朗强科技有限公司 | A kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107342872A (en) * | 2017-08-23 | 2017-11-10 | 深圳市朗强科技有限公司 | A kind of multimedia dispensing device, reception device and Transmission system for transmitting electric energy |
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