CN202475419U - Signal receiving device utilizing power line - Google Patents
Signal receiving device utilizing power line Download PDFInfo
- Publication number
- CN202475419U CN202475419U CN2012200975737U CN201220097573U CN202475419U CN 202475419 U CN202475419 U CN 202475419U CN 2012200975737 U CN2012200975737 U CN 2012200975737U CN 201220097573 U CN201220097573 U CN 201220097573U CN 202475419 U CN202475419 U CN 202475419U
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- signal
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- power
- receiving device
- transmission line
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Abstract
The utility model relates to a signal receiving device utilizing a power line, which comprises a power transmission line, a power conversion module, a signal reconstruction module and a control module which are sequentially connected. By utilizing the mutual matching of the power conversion module and the signal reconstruction module, a signal is reconstructed by a power line network communication standard and can be received by the power transmission line and power or the signal is also received by the power line, so that the problem of numerous signal wire receiving lines or radiation and information attenuation loss of a wireless receiving mode is avoided.
Description
Technical field
The utility model relates to kind of a signal receiving device, relates in particular to kind of a signal receiving device that utilizes power line that meets power line network (HomePlug) communication standard.
Background technology
Adopt wire transmission and wireless transmission method as the existing signal transmission, use wire transmission mode to carry out the audio-video signal transmission, need on equipment, use special wire rod; Cause cost to rise like this, and can not be general between the different transmission wire rods, the use trouble caused to the user; And owing to be wire transmission; The numerous environment that cause of equipment line are mixed and disorderly, need put in order, lose time.Use wireless mode to transmit, have electromagnetic radiation and produce, human body is caused damage, and, can cause the signal transmission problems such as information dropout to occur because the characteristic of wireless signal can cause the decay of signal when penetrating barrier.
Power line network (HomePlug) technology system sees through conventional electric power and connects up transmission of digital signals.Because the user need not lay new circuit, can save the burden of laying circuit again.Simultaneously, can avoid the problem that transmission is subject to disturb like wireless network signal.Again because the power line network signal only can be in the transmission of the power circuit under the same ammeter, the safety issue that does not therefore have signal to leak.Consult Fig. 1, general computer 91 can see through transmission line 92 signals and be connected in the transducer (adapter) 93 that meets the power line network communication standard, and wherein, transmission line 92 can be USB cable or RJ-45 grid line.Transducer 93 has attaching plug and can be plugged in the supply socket 94.By this, the signal of computer 91 can be sent on the power wiring 95 in the wall through adapter 93.On the other hand, the modulator-demodulator 96 that is connected in the internet can see through another adapter 97 that meets the power line network communication standard internet signal is sent to power wiring 95.By this, computer 91 and modulator-demodulator 96 between can see through power wiring 95 and transmit internet signal.In addition, equipment such as other the computer or the networking telephone (figure does not show) also can be reached the signal transmission with the access internet signal through identical mode and 96 of modulator-demodulators simultaneously.
Yet; Because computer 91 and modulator-demodulator 96 still need see through power line 98,99 respectively and be plugged in supply socket 94,90 so that it operates required electric power by power wiring 95 supplies; Therefore produce computer 91 and modulator-demodulator 96 and 94,90 various problems of circuit of supply socket; Not only influence attractive in appearancely, reduce the convenience that the user installs simultaneously.Therefore, how to develop and a kind of new device for signalling, can supply user's electrification spider lines technology transfer signal more expediently, become this novel theme that further will inquire into then.
Summary of the invention
The utility model purpose provides kind of a signal receiving device that utilizes power line that improves ease of use.
The utility model the utility model adopts following technical scheme: signal receiving device comprises power transmission line, power switching module, signal recovery module, the control module that connects in regular turn;
Power switching module: be electrically connected on power transmission line, signal recovery module and control module,, and be supplied to control module or signal recovery module after transferring electric power to control module or signal recovery module required electric power with electric power and Signal Separation;
Signal recovery module: be electrically connected on power transmission line, signal is separated with electric power, and signal is reduced by the power line network communication standard;
Control module: be electrically connected on the signal recovery module, and receive the signal after this reduction.
Described signal is video signal, audio signal or control signal.
Described signal recovery module comprises AM access module, modulator-demodulator and the Signal Exchange Processing module that is connected in power transmission line in regular turn.
Described power line network communication standard is the Ethernet standard.
Described control module output is connected with output port, and described power switching module is electrically connected with output port.
Described output port is panel or loud speaker.
The utility model adopts above technical scheme; Utilize cooperatively interacting of power switching module and signal recovery module; Signal is reduced by the power line network communication standard; Make signal can see through power transmission line and receive, receive electric power or signal from power line simultaneously, thereby avoid the various or wireless receiving of the wired receiving lines of signal to produce the problem that radiation and information attenuation are lost.
Description of drawings
Combine accompanying drawing that the utility model is done progressive the detailed description at present:
Fig. 1 is the general computer and the hardware syndeton sketch map of modem application networking Technology on Power Lines;
Fig. 2 is the hardware syndeton sketch map of this novel signal receiving system.
Embodiment
See also shown in Figure 2ly, the utility model comprises in regular turn power transmission line 1, power switching module 24, signal recovery module 23, the control module 22 that connects; Described signal is video signal, audio signal or control signal.
Power switching module 24: be electrically connected on power transmission line, signal recovery module and control module,, and be supplied to control module or signal recovery module after transferring electric power to control module or signal recovery module required electric power with electric power and Signal Separation;
Signal recovery module 23: be electrically connected on power transmission line, signal is separated with electric power, and signal is reduced by the power line network communication standard, described power line network communication standard is the Ethernet standard;
Control module 22: be electrically connected on the signal recovery module, and receive the signal after this reduction.
Described control module 22 outputs are connected with output port 25, and described power switching module 24 is electrically connected with output port 25, and output port 25 is panel or loud speaker.
Described signal recovery module 23 comprises AM access module 231, modulator-demodulator 232 and the Signal Exchange Processing module 233 that is connected in power transmission line in regular turn.
AM access module 231:, work the function of isolating and extracting signal with being coupled to that handle the rear end and other signals are carried out filtering above the power line.
Modulator-demodulator 232: the modulation signal after the processing of AM access module is carried out demodulation, can also control the amplification coefficient of AFE(analog front end), modulation signal is reduced to the specific format traffic spike.
Signal Exchange Processing module 233: comprising two parts is Switching Module and conversion module; Switching Module is accomplished the two-way communication of data message; The function of conversion module is accomplished the encoding and decoding to signal after the demodulation; Deciphering and processing such as level translation, and traffic spike is converted into audio-video signal and control command signal, and respectively audio-video signal and control signal are sent to the corresponding processing module respectively.
Above-mentioned various module is integrated chip, all can be by buying or customized on the market.
The utility model preferred embodiment is following: signal receiving device is electrically connected to power wiring 3.Power wiring 3 supply electric power, and superposition is in this electric power and meet the signal of power line network (HomePlug) communication standard.Power wiring 3 is to be laid in the wall 6 of building.The outside wall surface of wall 6 is provided with the supply socket 41,42 that is electrically connected on power wiring 3.Device for signalling 5 is electrically connected on supply socket 42.Device for signalling 5 is in order to produce this signal and this signal is coupled to this electric power, this signal is propagated on power wiring 3.Signal receiving device comprises transmission line 1 and signal receives main frame 2.It is display in the present embodiment that signal receives main frame 2, but not as limit, it can be the main frame of personal computer main frame, loudspeaker device or other signal receivers that signal receives main frame 2.Device for signalling 5 is DVD player in the present embodiment.This signal is video signal, audio signal or control signal.In the present embodiment, this signal is a video signal.
Transmission line 1 end has attaching plug (figure does not show), can be plugged in supply socket 41.Transmission line 1 sees through its attaching plug and is plugged in supply socket 41 to be electrically connected on power wiring 3 and to receive this electric power and this signal.
Signal receives main frame 2, comprises port 21, control module 22, signal recovery module 23, power switching module 24, and output module 25.Port 21 is electrically connected on the end in addition of transmission line 1 to receive this electric power and this signal.Power switching module 24 is electrically connected on port 21, control module 22, signal recovery module 23 and output module 25.Power switching module 24 by filtering with this electric power and this signal and all the other noise separation; Be supplied to control module 22, signal recovery module 23 and output module 25 after then transferring this electric power to control module 22, signal recovery module 23 and output module 25 required electric power, that is provide signal to receive main frame 2 each assemblies running required electric power.
Signal recovery module 23 is electrically connected on this port 21.Signal recovery module 23 is separated this signal with this electric power, and this signal is reduced by the power line network communication standard.Signal recovery module 23 has the AM access module 231 that is electrically connected on port 21, the modulator-demodulator 232 that is electrically connected on AM access module 231, and is electrically connected on the Signal Exchange Processing module 233 of modulator-demodulator 232.AM access module 231 separates this signal with this electric power, and sees through by the noise beyond this signal of filtering removal.232 pairs of these signals of modulator-demodulator are separated modulation with particular technology, and to this signal decipher, the conversion of deciphering and current potential to be to be reduced by the power line network communication standard.233 pairs of these signals of Signal Exchange Processing module are separated package to be reduced by specific criteria.Wherein, Signal Exchange Processing module 233 is that this signal is decompressed and processing such as Data Format Transform is separated package with completion.In the present embodiment, this specific criteria is Ethernet (Ethernet) standard, and this particular technology is orthogonal frequency division multitask (Orthogonal frequency-division multiplexing; OFDM) technology.
Control module 22 is electrically connected on signal recovery module 23 and output module 25, and it receives the signal after this reduction, and this signal processing is become can supply be sent to output module 25 outputs behind the form of output module 25 outputs.In the present embodiment, output module 25 is a panel, and control module 22 is that just this conversion of signals becomes Low Voltage Differential Signal (Low-voltage differential signaling; LVDS) being sent to panel after shows.
Supplementary notes be, implement at other that this signal is an audio signal in the aspect, output module 25 is a loud speaker.Can see through output module 25 after this signal is reduced by this plays.
When installing, the user only needs transmission line 1 end is plugged in supply socket 41, and end is electrically connected on port 21 in addition, can see through transmission line 1 simultaneously and transmit this electric power and this signal, has therefore improved the convenience that uses.
In sum; The signal receiving device of present embodiment receives the signal recovery module 23 of main frame 2 and cooperatively interacting of power switching module 24 by signal; Make signal receive main frame 2 and can see through transmission line 1 and receive electric power and signals from power wiring 3 simultaneously, thus reduce signal reception main frame 2 and power wiring 3 between number of transmission lines, to avoid the various problem of circuit; And the convenience of increase user installation signal receiving device, so can reach this novel purpose really.
The last preferred embodiment that is merely the utility model can not limit the scope that the utility model is implemented with this, and the simple equivalent of doing according to the application's claim and novel description changes and modifies, and all belongs in the scope that this patent contains.
Claims (6)
1. utilize the signal receiving device of power line, it is characterized in that: it comprises power transmission line, power switching module, signal recovery module, the control module that connects in regular turn;
Power switching module: be electrically connected on power transmission line, signal recovery module and control module,, and be supplied to control module or signal recovery module after transferring electric power to control module or signal recovery module required electric power with electric power and Signal Separation;
Signal recovery module: be electrically connected on power transmission line, signal is separated with electric power, and signal is reduced by the power line network communication standard;
Control module: be electrically connected on the signal recovery module, and receive the signal after this reduction.
2. according to the described signal receiving device of claim 1, it is characterized in that: described signal is video signal, audio signal or control signal.
3. according to the described signal receiving device of claim 1, it is characterized in that: described signal recovery module comprises AM access module, modulator-demodulator and the Signal Exchange Processing module that is connected in power transmission line in regular turn.
4. according to the described signal receiving device of claim 1, it is characterized in that: described power line network communication standard is the Ethernet standard.
5. according to the described signal receiving device of claim 1, it is characterized in that: described control module output is connected with output port, and described power switching module is electrically connected with output port.
6. according to the described signal receiving device of claim 5, it is characterized in that: described output port is panel or loud speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200975737U CN202475419U (en) | 2012-03-15 | 2012-03-15 | Signal receiving device utilizing power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200975737U CN202475419U (en) | 2012-03-15 | 2012-03-15 | Signal receiving device utilizing power line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202475419U true CN202475419U (en) | 2012-10-03 |
Family
ID=46923541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200975737U Expired - Fee Related CN202475419U (en) | 2012-03-15 | 2012-03-15 | Signal receiving device utilizing power line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202475419U (en) |
-
2012
- 2012-03-15 CN CN2012200975737U patent/CN202475419U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20121003 Termination date: 20150315 |
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| EXPY | Termination of patent right or utility model |