CN206149264U - PLC (power line communication) modem - Google Patents

Abstract

The utility model provides a PLC (power line communication) modem includes signal processing module, and the input in to the communication process of integrated interface module, PSE processing module and modem module, signal processing module, output signal handle, and integrated interface module and external equipment carry out data interaction and power supply, and load to outer power line is modulated to external equipment interface module 0, interface module 1 with output signal to PSE processing module control to import signal processing module with signal demodulation on the external power service line. Whole PLC (power line communication) modem simple structure can be with the help of there being the power line to realize the wire communication, need not to arrange alone that a large amount of cables can realize the wire communication, and in addition, this PLC (power line communication) modem can also be the POE terminal equipment power supply of standard through the mode of net twine power supply, removes extra power -supply wiring from, further reduces and lays wire.

Description

Homeplug

Technical field

This utility model is related to technical field of communication equipment, more particularly to Homeplug.

Background technology

In order to realize the stable and secret communication in certain area coverage, increasing occasion needs to arrange wired at present Network.

To arrange cable network, it usually needs a large amount of circuits of specific placement are used for the transmission of wire signal, a large amount of circuits On the one hand the cost that increased cable network setting is set, on the other hand complicated various circuit need to take up room, but also Easily break down.

Utility model content

Based on this, it is necessary to which arranging for general cable network needs a large amount of circuits of specific placement, causes wired network winding thread Road is complicated and the high problem of implementation cost, there is provided it is a kind of can reduce cable network setting up procedure in the Homeplug that connects up.

A kind of Homeplug, including signal processing module, integrated interface module, PSE (Power Sourcing Equipment, power supply unit) processing module and by the signal processing module output signal modulation be loaded onto external power Line the modulation /demodulation module by signal demodulation input to the signal processing module in the external electrical line of force, the integrated interface Module includes network interface and PSE interfaces；

The signal processing module respectively with the integrated interface module, the PSE processing modules and the modulatedemodulate Mode transfer block connects, and the PSE processing modules are connected with the integrated interface module, the modulation /demodulation module and the external electrical The line of force connects.

This utility model Homeplug includes signal processing module, integrated interface module, PSE processing modules and modulation /demodulation Module, signal processing module are processed to input, output signal in communication process, and integrated interface module is carried out with external equipment Data interaction and power supply, PSE processing modules control to export electric energy to external equipment, and output signal modulation is loaded by modem To outer electric lines of force, and signal demodulation in the external electrical line of force is input to into signal processing module.Whole Homeplug simple structure, can be with Wire communication is realized by existing electric lines of force, without the need for individually arranging that a large amount of cables are capable of achieving wire communication, additionally, the Homeplug POE (Power Over Ethernet, POE) terminal unit that can also be for standard by way of Power-over-Ethernet is supplied Electricity, removes extra power-supply wiring from, further reduces wiring.

Description of the drawings

Structural representations of the Fig. 1 for this utility model Homeplug one embodiment；

Structural representations of the Fig. 2 for second embodiment of this utility model Homeplug.

Specific embodiment

As shown in figure 1, a kind of Homeplug, including signal processing module 100, integrated interface module 200, PSE processing modules 300 and by 100 output signal of signal processing module modulation be loaded onto the external electrical line of force and signal in the external electrical line of force demodulated It is input into the modulation /demodulation module 400 of signal processing module 100, integrated interface module 200 includes network interface and PSE interfaces；

Signal processing module 100 respectively with integrated interface module 200, PSE processing modules 300 and modulation /demodulation module 400 connections, PSE processing modules 300 are connected with integrated interface module 200, and modulation /demodulation module 400 is connected with the external electrical line of force.

Signal processing module 100 for input, output signal process, to enable signals to the agreement according to specification It is transmitted.Integrated interface module 200 is connected with external equipment, and integrated interface module 200 includes network interface and PSE interfaces, Network interface for carrying out data interaction with external equipment, power for external equipment by PSE interfaces.Specifically, network interface Including lan interfaces and Wide Area Network interface.I.e. in actual applications, external equipment is connected with integrated interface module 200, one Aspect can realize the communication with external equipment, on the other hand external equipment can also be powered, so remove extra power supply cloth from Line, further reduces wiring.PSE processing modules 300 are used for control and export electric energy, specifically, this practicality to external equipment Novel electric power cat adopts POE technologies, allows mininet equipment, can directly from ethernet line (2 couple of free time in 4 pairs of twisted-pair feeders To transmit) electric power is obtained, without the need for individually laying electric lines of force, connected up with simplified system.To realize such scheme, PSE processing modules 300 control the voltage and current to external equipment output, so that the voltage and current of output disclosure satisfy that the power supply of external equipment Demand.Modulation /demodulation module 400 is loaded onto the external electrical line of force and by outside for 100 output signal of signal processing module is modulated On portion's electric lines of force, signal demodulation input is to signal processing module 100.Specifically, modulation /demodulation module 400 is by signal processing mould Block 100 exports the signal modulation for wire communication and is loaded into the external electrical line of force, to be transmitted out wire signal by electric lines of force Go, also input will be demodulated from electric lines of force to signal processing module 100 by the signal of power line transmission in addition.It is non-essential. Modulation /demodulation module 400 can be modulated for PLC (Programmable Logic Controller, programmable logic controller (PLC)) Demodulation module.

This utility model Homeplug includes signal processing module 100, integrated interface module 200, PSE processing modules 300 with And modulation /demodulation module 400, signal processing module 100 is to being input in communication process, output signal is processed, integrated interface mould Block 200 carries out data interaction and power supply with external equipment, and PSE processing modules 300 control to export electric energy, modulatedemodulate to external equipment Adjust device that output signal modulation is loaded onto outer electric lines of force, and signal demodulation in the external electrical line of force is input to into signal processing module 100.Whole Homeplug simple structure, can realize wire communication by existing electric lines of force, without the need for individually arranging a large amount of cables i.e. Achievable wire communication, additionally, the POE power terminal equipments that the Homeplug can also be by way of Power-over-Ethernet for standard, exempt from Extra power-supply wiring is removed, wiring is further reduced.

As shown in Fig. 2 wherein in one embodiment, Homeplug also includes AC/DC modules 500 (AC/DC module) With DC/DC modules 600 (DC-DC module), AC/DC modules 500 are connected with the external electrical line of force and DC/DC modules 600 respectively Connect, DC/DC modules 600 are connected with signal processing module 100.

AC/DC modules 500 for alternating current on electric lines of force is converted to DC supply input into Homeplug, DC/DC modules 600 carry out blood pressure lowering process for the unidirectional current to being input into, so that DC voltage meets the rated voltage of other devices in Homeplug.

As shown in Fig. 2 wherein in one embodiment, Homeplug also includes anti-jamming circuit 700, anti-jamming circuit 700 It is connected with signal processing module 100.

Anti-jamming circuit 700 be used to preventing or suppress to interfere between various types of signal in Homeplug and Homeplug outside Interference of the environmental noise to various types of signal in Homeplug, it is ensured that Homeplug normal work.Specifically, anti-jamming circuit 700 can With using EMI (Electromagnetic Interference, electromagnetic interference) anti-jamming circuit 700.It is non-essential, AC/DC Module 500 is connected with the external electrical line of force by anti-jamming circuit 700.

As shown in Fig. 2 wherein in one embodiment, Homeplug also includes network filter 800, signal processing module 100 are connected with integrated interface module 200 by network filter 800.

The function of wave filter is exactly that the signal for allowing a certain component frequency smoothly passes through, and the letter of another part frequency Number then suppressed by larger, it is substantially a frequency selection circuit.Network filter 800 can be carried out to input or output signal Filtering, filters the noise in signal, it is ensured that signal is efficiently and accurate delivery.Non-essential, PSE processing modules 300 pass through network Wave filter 800 is connected with integrated interface module 200.

As shown in Fig. 2 wherein in one embodiment, Homeplug also includes working condition indicating module 900, working condition Indicating module 900 is connected with signal processing module 100.

Working condition indicating module 900 is used for the working condition for indicating current power cat, and specifically, working condition is indicated Module 900 can be LED light.LED light indicates the work of current power cat using different colours and/or glittering frequency Make state.Such as LED light can characterize Homeplug in normal operating conditions, data normal transmission with often giving a green light；With Glittering amber light characterizes Homeplug and there is failure, data cannot normal transmission, need maintenance；Homeplug is characterized when often sending out a warning to be in Idle condition.

As shown in Fig. 2 wherein in one embodiment, Homeplug also includes memory module 920, memory module 920 and letter Number processing module 100 connects.

Memory module 920 is used for data storage, arranges the memory space that memory module 920 can expand whole Homeplug. Non-essential, memory module 920 can be SD storage cards.

Above example only expresses several embodiments of the present utility model, and its description is more concrete and detailed, but and Therefore the restriction to utility model patent scope can not be interpreted as.It should be pointed out that for the ordinary skill people of this area For member, without departing from the concept of the premise utility, some deformations and improvement can also be made, these belong to this reality With new protection domain.Therefore, the protection domain of this utility model patent should be defined by claims.

Claims (10)

1. a kind of Homeplug, it is characterised in that including signal processing module, integrated interface module, PSE processing modules and by institute State the modulation of signal processing module output signal and be loaded onto the external electrical line of force and by signal demodulation input in the external electrical line of force to described The modulation /demodulation module of signal processing module, the integrated interface module include network interface and PSE interfaces；

The signal processing module respectively with the integrated interface module, the PSE processing modules and the modulatedemodulate mode transfer Block connects, and the PSE processing modules are connected with the integrated interface module, the modulation /demodulation module and the external electrical line of force Connection.

2. Homeplug according to claim 1, it is characterised in that also including AC/DC modules and DC/DC modules, the AC/ DC modules are connected with the external electrical line of force and the DC/DC modules respectively, the DC/DC modules and the signal processing mould Block connects.

3. Homeplug according to claim 1, it is characterised in that also including anti-jamming circuit, the anti-jamming circuit with The signal processing module connection.

4. Homeplug according to claim 3, it is characterised in that the anti-jamming circuit includes EMI anti-jamming circuits.

5. Homeplug according to claim 1, it is characterised in that also including network filter, the signal processing module It is connected with the integrated interface module by the network filter.

6. Homeplug according to claim 1, it is characterised in that also including working condition indicating module, the work shape State indicating module is connected with the signal processing module.

7. Homeplug according to claim 6, it is characterised in that the working condition indicating module includes LED light.

8. Homeplug according to claim 1, it is characterised in that also including memory module, the memory module with it is described Signal processing module connects.

9. Homeplug according to claim 1, it is characterised in that the modulation /demodulation module includes PLC modulatedemodulate mode transfers Block.

10. Homeplug according to claim 1, it is characterised in that the network interface includes lan interfaces and wide area Network interface.