CN206490676U - A kind of POE is by electric ONU equipment - Google Patents
A kind of POE is by electric ONU equipment Download PDFInfo
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- CN206490676U CN206490676U CN201720220812.6U CN201720220812U CN206490676U CN 206490676 U CN206490676 U CN 206490676U CN 201720220812 U CN201720220812 U CN 201720220812U CN 206490676 U CN206490676 U CN 206490676U
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- onu
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Abstract
The utility model discloses a kind of POE by electric ONU equipment, including Ethernet power port interface, POE are by electric module, POE controller, Ethernet electrical port module, PON optical modules, WIFI module, Zigbee module, memory module and microprocessor.Wherein, Ethernet power port interface is connected with POE by electric module;POE is connected with Ethernet electrical port module and POE controller respectively by electric module;ONU modules are connected with Ethernet electrical port module, PON optical modules, WIFI module and microprocessor respectively;Microprocessor is connected with Zigbee module and memory module respectively;POE controller is connected with ONU modules, PON optical modules, WIFI module, microprocessor and memory module respectively, to provide the power supply needed for each module work.The utility model is realized ONU equipment by electric module by POE and powered, and union gets married the function of front yard gateway, reduces space requirement of the equipment to weak current box, realizes the integrated of height.
Description
Technical field
The utility model is related to a kind of POE by electric ONU equipment.
Background technology
According to the strategical planning in national " light net city ", while rising steadily with copper cable price, optical cable cost is not
Disconnected reduction, can provide the fiber to the home (FTTH) that bandwidth is much higher than metal wire access turns into the popularization weight of telecom operators
Point.Fiber optic communication is all regarded as after XDSL all the time due to that can provide the access of high bandwidth, high reliability, low cost
The most broadband access method of market prospects, is also the important means that current telecom operators provide the user access, telecommunications afterwards
Operator turns to and realizes that optical fiber is covered comprehensively now.
Thus ONU is the indispensable equipment of user's online now, while the quick rise of last decade room rate, average family
House firmly is also less and less, and the weak current box then registered one's residence is also less and less.Incoming fiber optic is needed in the weak current box of small size
And netting twine, while also to accommodate socket, ONU and power line etc., great difficulty is brought to practical operation, and influence interface with
The reliability of signal.
In addition, smart home at present turn into more and more owners selection, smart home need by home gateway come
Realize, home gateway and ONU equipment are identical on many devices, while setting ONU equipment and home gateway, not only cause cost
Waste, more space-consuming.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art there is provided a kind of POE by electric ONU equipment.
To achieve the above object, the utility model uses following technical scheme:
A kind of POE by electric ONU equipment, including:Ethernet power port interface, POE by electric module, POE controller,
Ethernet electrical port module, ONU modules, PON optical modules, WIFI module, memory module and microprocessor, the POE is by electric mould
Block is connected with Ethernet power port interface, and the signal that Ethernet power port interface is accessed is separated into Ethernet data and dc source is believed
Number;The Ethernet electrical port module and POE controller are connected with POE by electric module, respectively to POE by electric module point
The Ethernet data and DC power signal being separated out are handled;The ONU modules respectively with Ethernet electrical port module, PON light
Module, WIFI module and microprocessor are connected, and communication data is completed under control of the microprocessor and is exchanged;The memory module
It is connected with microprocessor, for depositing the program code of microprocessor and realizing the buffering of data;The POE control
Device is respectively the power supply needed for ONU modules, PON optical modules, WIFI module, microprocessor and memory module are provided.
Preferably, the ONU modules include the ONU communication modules include FPGA module, optical module, optical transceiver module,
UART serial ports, SDRAM module, PHY chip, RJ45 interfaces, network interface and FLASH modules, the FPGA module respectively with it is described
Optical module, optical transceiver module, UART serial ports, SDRAM module, PHY chip, network interface and the connection of FLASH modules, the light transmitting-receiving
Module is connected with the optical module, and the RJ45 interfaces are connected with the PHY chip.
Preferably, the FPGA module is XC5VFX70T chips, and the optical transceiver module is VSC8486 chips, described
PHY chip is BCM5461 chips, and the optical module is LTX3401 optical modules.
Preferably, in addition to Zigbee module, the Zigbee module and POE controller and microprocessor phase
Even, to obtain the power supply needed for work, and control of the Zigbee network realization to household electrical appliances is set up under micro-processor control.
Preferably, the POE is ETH1-230LD type network couplers by electric module.
Preferably, the POE controller is LTC4269 type controllers.
After adopting the above technical scheme, the utility model is compared with background technology, have the following advantages that:
1st, powered using the Ethernet power port of ONU equipment to ONU, eliminate the power supply adaptor that civil power turns DC, while weak
Without socket is set in electronic box, space requirement of the ONU equipment to weak current box is greatly reduced;
2nd, the function of home gateway is integrated with, Zigbee network is set up with Zigbee module, the control to intelligent appliance is realized
System, has not only saved equipment investment, while being not take up the space of weak current box.
Brief description of the drawings
Fig. 1 is the utility model structured flowchart;
Fig. 2 is POE by electric modular circuit schematic diagram;
Fig. 3 is POE controller circuitry schematic diagram;
Fig. 4 is ONU modular structure block diagrams.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Embodiment
As shown in figure 1, a kind of POE is supplied by electric ONU equipment, including Ethernet power port interface, POE by electric module, Ethernet
Electric controller, Ethernet electrical port module, ONU modules, PON optical modules, WIFI module, Zigbee module, memory module and micro-
Processor.Wherein, the Ethernet power port interface is connected with POE by electric module;The POE is electric with Ethernet respectively by electric module
Mouth mold block and POE controller are connected;The ONU modules respectively with Ethernet electrical port module, PON optical modules, WIFI moulds
Block and microprocessor are connected;The microprocessor is connected with Zigbee module and memory module respectively;The POE
Controller is connected with ONU modules, PON optical modules, WIFI module, microprocessor and memory module respectively, to provide each module
Power supply needed for work.
As shown in Fig. 2 POE is by electric module principle figure, and POE is ETH1-230LD type nets by electric module in the present embodiment
Ethernet data in network coupler, its signal for accessing the Ethernet power port interface is separated with DC power signal,
Ethernet data is transmitted to Ethernet electrical port module, and DC power signal also needs the further place by POE controller
Reason, could give microprocessor power supply.
As shown in Fig. 3 POE controller circuitry schematic diagram.The POE controller of the present embodiment is adopted
It is the LTC4269 type PD control devices of Linear Techn Inc., it uses IEEE802.3at standards, with an integrated switch
The global function PD control device of voltage-stablizer, and the accessory power supply tenability with as little as 16V.Although 802.3at standards are by PD work(
The higher limit of rate is defined as 25.5W, but LTC4269 not setting electric current limit values, and can easily provide more than 30W power,
To realize that the PD functions of exceeding beyond PoE+ standard prescribed limits open road.LTC4269 reliability passes through integrated one
Robust type 100V hot plugs (Hot Swap) MOSFET is strengthened.The MOSFET is responsible for controlling PD during detection and classification
Device and DC/DC converter processed is isolated, and provides 100mA surge current, to be realized in the case of using any PSE
Smooth upper electricity conversion.The DC power signal that POE is separated by electric module can provide 25W after LTC4269 is handled
The power supply of (voltage 5V electric current 5A), can meet ONU power requirement completely, it is ensured that the safe and reliable operation of equipment.
As shown in Fig. 4 the structured flowchart of ONU modules.ONU modules include three parts:Optical-fiber network access unit, use
Family interface unit and ONU core cells.Wherein, optical-fiber network access unit includes optical module and optical transceiver module;User interface
Unit includes PHY chip and RJ45 interfaces;ONU core cells include FPGA module, UART serial ports, SDRAM module, FLASH
Module and network interface.
Wherein, optical module is used to realize photoelectric converting function;Connected between optical transceiver module and optical module by XFI interfaces
Connect, the correlation function for completing physical layer, and the data rate for simultaneously exporting optical module is reduced so as to the FPGA of rear stage
Module is received, and is connected between optical transceiver module and FPGA module by XAUI interfaces;FPGA is used to complete ONU core processors
Function, it is connected between optical module by SGMII interfaces;UART serial ports is connected in FPGA module to obtain ONU communication moulds
The work state information of block, to monitor the working condition of whole system in detail, realizes the debugging and operation maintenance of system;
SDRAM module is connected with FPGA module, to help FPGA module that buffering and queuing management effect is better achieved;FLASH moulds
Block is connected with FPGA module, internal logic code and program code for depositing FPGA;Network interface is connected with FPGA module, so as to
In functions such as the webmasters and MDIO for improving ONU;PHY chip is connected by gmii interface with FPGA module, to realize that ONU user connects
After the function of mouth unit, the RJ45 network interfaces of its connect band transformation function, it is possible to normally use ONU equipment for user.This implementation
FPGA module described in example is XC5VFX70T chips, and the optical transceiver module is VSC8486 chips, and the PHY chip is
BCM5461 chips, the optical module is LTX3401 optical modules.
Equipment operation principle is summarized:PON optical modules are used to access cell optical fiber, realize the access of FTTH related services (such as
The access in Internet broadbands, IPTV and IP phone;WIFI module is used to realize and users' mobile end (intelligent hand
Machine or tablet personal computer) communication;ONU modules complete the communication of PON optical modules and WIFI module under control of the microprocessor
Data exchange;Microprocessor controls the data exchange of ONU modules under the cooperation of memory module (flash memory module and memory modules),
And according to the teleinstruction of users' mobile end, household electrical appliances, the sensor of control Zigbee module to accessing Zigbee network etc. is carried out
Control.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by scope of the claims.
Claims (6)
1. a kind of POE is by electric ONU equipment, it is characterised in that including:Ethernet power port interface, POE are supplied by electric module, Ethernet
Electric controller, Ethernet electrical port module, ONU modules, PON optical modules, WIFI module, memory module and microprocessor, it is described
POE is connected by electric module with Ethernet power port interface, by Ethernet power port interface access signal be separated into Ethernet data and
DC power signal;The Ethernet electrical port module and POE controller are connected with POE by electric module, respectively to POE
Handled by the Ethernet data and DC power signal that electric module is separated out;The ONU modules respectively with Ethernet power port
Module, PON optical modules, WIFI module and microprocessor are connected, and the exchange of communication data is completed under control of the microprocessor;
The memory module is connected with microprocessor, for depositing the program code of microprocessor and realizing the buffering of data;It is described with
Too net power-supply controller is respectively needed for ONU modules, PON optical modules, WIFI module, microprocessor and memory module are provided
Power supply.
2. a kind of POE according to claim 1 is by electric ONU equipment, it is characterised in that:The ONU modules include the ONU
Communication module includes FPGA module, optical module, optical transceiver module, UART serial ports, SDRAM module, PHY chip, RJ45 interfaces, net
Mouthful and FLASH modules, the FPGA module respectively with the optical module, optical transceiver module, UART serial ports, SDRAM module,
PHY chip, network interface and the connection of FLASH modules, the optical transceiver module are connected with the optical module, the RJ45 interfaces and institute
State PHY chip connection.
3. a kind of POE according to claim 2 is by electric ONU equipment, it is characterised in that:The FPGA module is
XC5VFX70T chips, the optical transceiver module is VSC8486 chips, and the PHY chip is BCM5461 chips, the optical module
For LTX3401 optical modules.
4. a kind of POE according to claim 1 is by electric ONU equipment, it is characterised in that:Also include Zigbee module, it is described
Zigbee module is connected with POE controller and microprocessor, to obtain the power supply needed for work, and in microprocessor
The lower control for setting up Zigbee network realization to household electrical appliances of control.
5. a kind of POE according to claim 1 is by electric ONU equipment, it is characterised in that:The POE is ETH1- by electric module
230LD type network couplers.
6. a kind of POE according to claim 1 is by electric ONU equipment, it is characterised in that:The POE controller is
LTC4269 type controllers.
Priority Applications (1)
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CN201720220812.6U CN206490676U (en) | 2017-03-08 | 2017-03-08 | A kind of POE is by electric ONU equipment |
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CN201720220812.6U CN206490676U (en) | 2017-03-08 | 2017-03-08 | A kind of POE is by electric ONU equipment |
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CN201720220812.6U Expired - Fee Related CN206490676U (en) | 2017-03-08 | 2017-03-08 | A kind of POE is by electric ONU equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110061773A (en) * | 2019-04-29 | 2019-07-26 | 武汉光迅科技股份有限公司 | A kind of light module test method, device, system and computer storage medium |
-
2017
- 2017-03-08 CN CN201720220812.6U patent/CN206490676U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110061773A (en) * | 2019-04-29 | 2019-07-26 | 武汉光迅科技股份有限公司 | A kind of light module test method, device, system and computer storage medium |
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