CN104038351B - Power over Ethernet device, POE subsystem and POE system - Google Patents
Power over Ethernet device, POE subsystem and POE system Download PDFInfo
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- CN104038351B CN104038351B CN201410290441.XA CN201410290441A CN104038351B CN 104038351 B CN104038351 B CN 104038351B CN 201410290441 A CN201410290441 A CN 201410290441A CN 104038351 B CN104038351 B CN 104038351B
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Abstract
The embodiment of the invention discloses a kind of power over Ethernet device, including：The electric lines of force Ethernet data transceiver module of electric lines of force Ethernet protocol, and its POE module being connected with the electric lines of force Ethernet data transceiver module is followed, to realize the wiring cost for reducing POE system.Additionally, the invention also discloses a kind of POE subsystem and POE system.
Description
Technical field
The present invention relates to Internet of Things communication technical field, more particularly, it relates to a kind of power over Ethernet device, Ethernet
Power supply subsystem and POE system.
Background technology
Internet of Things refers to that the information that deployment has certain perception, computing capability and executive capability in physical world is passed
Sense equipment, realizes information transfer, collaboration and process by the Internet, so as to meet the people in wide scope and thing, thing and thing it
Between information switching requirement network.
In terms of Internet Construction, as POE system can be by conventional Ethernet cable in transmission data
While supply electric power, save the trouble of power wiring, thus receive extensively high praise.But, if larger across area
Hotel, each information sensing equipment in airport or other communal facilitys all use Ethernet cable connection into net, then which is high
Wiring expense will necessarily become the important restriction factor that the POE system is converted to practical application.
Content of the invention
In view of this, the present invention provides a kind of power over Ethernet device, POE subsystem and POE system
System, to realize the wiring cost for reducing POE system.
A kind of power over Ethernet device, including：Follow the electric lines of force Ethernet data transmitting-receiving mould of electric lines of force Ethernet protocol
Block, and its POE module being connected with the electric lines of force Ethernet data transceiver module.
Wherein, at least there is the POE module Ethernet for being used for connecting Ethernet power receiving equipment to connect
Mouthful.
Alternatively, the power over Ethernet device also includes：Be connected to the electric lines of force Ethernet data transceiver module and
Routing module or trunk module between the POE module.
Alternatively, the power over Ethernet device also includes：It is connected with all modules in the power over Ethernet device
The low-voltage direct output type power supply adaptor for connecing.
Wherein, the low-voltage direct output type power supply adaptor is the power supply that output voltage is 3.3 volts of 5 volts of direct current or direct current
Adapter.
A kind of POE subsystem, including：Electric lines of force Ethernet Adaptation Unit, Ethernet power receiving equipment, Ethernet electricity
Cable, and one end be connected with the electric lines of force Ethernet Adaptation Unit by electric lines of force, the other end by the Ethernet cable with
Any of the above-described kind of power over Ethernet device that Ethernet power receiving equipment described at least one is connected.
Wherein, the Ethernet cable includes that two difference send line and two differential received lines.
Wherein, the POE subsystem follows ICP/IP protocol.
A kind of POE system, including：Router, and its at least one be connected with the router is any of the above-described
Plant POE subsystem.
Wherein, connected by Ethernet cable between the router and each POE subsystem or wirelessly
Connection.
It can be seen from above-mentioned technical scheme that, the present invention by insert in existing POE system with existing
The electric lines of force Ethernet data transceiver module that is connected of power over Ethernet device, you can in the region that electric lines of force can be covered
Ethernet cable connected mode be changed to electric lines of force connected mode, so as to by power line transmission Ethernet data；Now institute
State Ethernet cable and only need to be erected to serve as between the region that the region that electric lines of force can cover cannot be covered with electric lines of force and communicate
Bridge use, thus the use length of Ethernet cable is greatlyd save, reduce being routed to for POE system
This.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of power over Ethernet device structural representation disclosed in the embodiment of the present invention；
Fig. 2 is a kind of POE subsystem structure schematic diagram disclosed in the embodiment of the present invention；
Fig. 3 is a kind of POE system structure diagram disclosed in the embodiment of the present invention.
Specific embodiment
POE is a kind of Ethernet cable transmission electric power that can in ethernet networks by routine and its data
Technology.In POE system, there is provided the equipment of power supply be referred to as power over Ethernet device, using power supply equipment be referred to as with
Too net power receiving equipment, Ethernet cable is connected between the power over Ethernet device and the Ethernet power receiving equipment, described
Between power over Ethernet device and the external world, for realizing the conveying of electric power and the transmitting-receiving of data.
When based on POE system Construction Internet of Things, by by each information sensing equipment in the Internet of Things
(i.e. described Ethernet power receiving equipment) connects into net using Ethernet cable, you can realize the power supply and networking of whole Internet of Things,
So as to save the trouble for setting up again supply line；But as Internet of Things is across the quick expansion of area, purchase Ethernet
The great number consumption that cable brings is non-negligible.
This is based on, the embodiment of the present invention proposes a kind of power over Ethernet device, POE subsystem and Ethernet
Electric power system, to realize the region that can be covered in electric lines of force, by electric lines of force Ethernet transmission data, so that save Ethernet
The use length of cable, reduces the wiring cost of POE system.
Accompanying drawing in reference to the embodiment of the present invention, to the embodiment of the present invention in technical scheme carry out clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiment.Based on this
Embodiment in invention, the every other reality obtained under the premise of creative work is not made by those of ordinary skill in the art
Example is applied, the scope of protection of the invention is belonged to.
Referring to Fig. 1, the embodiment of the invention discloses a kind of power over Ethernet device, to realize reducing POE system
Wiring cost, including：Follow the electric lines of force Ethernet data transceiver module 10 of electric lines of force Ethernet protocol, and with electric lines of force with
The POE module 20 that too network data transceiver module 10 is connected.
In the built building of great majority, supply socket almost spreads over each corner in room, power line communication technology
The international body UPA (Universal Powerline Association, universal electric power line alliance) in field,
HomePlug (Home Plug PowerLine Alliance, outlet power line alliance of family) etc. is even more and successively proposes EoP
The concept of (Ethernet over powerline transmit Ethernet data on electric lines of force).The core of the EoP technology is just
It is interregional employing power line transmission Ethernet data that the region that can cover in broadband network and broadband network cannot be covered.
In practical application, it is only necessary to the electric lines of force Ethernet Adaptation Unit insertion supply socket nearby that one end is connected broadband network, i.e.,
Ethernet data can be loaded into or isolated electric lines of force, wherein be configured with the power line network of electric lines of force Ethernet Adaptation Unit,
Electric lines of force Ethernet can be referred to as.
The electric lines of force Ethernet data transceiver module 10 for following electric lines of force Ethernet protocol described in the present embodiment is one
Plant and can be integrated in device interior, possess the module that Ethernet data is loaded into/is isolated electric lines of force function.The present embodiment leads to
Cross existing power over Ethernet device (i.e. POE module 20) and 10 phase of electric lines of force Ethernet data transceiver module
Connection, has integrated a kind of new power over Ethernet device jointly；Described power over Ethernet device one end passes through Ethernet
Cable is connected with Ethernet power receiving equipment, one end through electric lines of force Ethernet access broadband network, so as to set up obtained a kind of comprehensive
Close the POE system of electric lines of force ethernet technology.
The POE system utilizes EoP technology, and the Ethernet cable in the region that broadband network can be covered connects
The mode of connecing is changed to electric lines of force connected mode and still continues to use Ethernet cable connection side in region that broadband network can not be covered
Formula；Now, Ethernet cable is no longer between each Ethernet power receiving equipment being connected in whole POE system, and
It is only to need to be erected to serve as communication bridge between the region that broadband network can cover and the region that broadband network cannot be covered and make
With, thus the use length of Ethernet cable is greatlyd save, reduce the wiring cost of POE system.
Wherein, preferably, at least there is the POE module 20 described in the present embodiment one to be used for connecting ether
The Ethernet interface 21 of net power receiving equipment, with ensure POE module 20 can and meanwhile with least one Ethernet power receiving equipment
Carry out power transmission and data interaction.RJ45 interfaces are wherein the most commonly used Ethernet interface.
Additionally, power over Ethernet device may also include disclosed in the present embodiment：It is connected to the transmitting-receiving of electric lines of force Ethernet data
Routing module 30 between module 10 and POE module 20.Routing module 30 is used for being automatically selected according to the situation of channel
It route with setting, with optimal path, presses tandem transmission data.
Additionally, power over Ethernet device may also include disclosed in the present embodiment：It is connected to the transmitting-receiving of electric lines of force Ethernet data
Trunk module between module 10 and POE module 20 (Fig. 1 is not shown).Trunk module is by sending out again to data
Send or forward, expand the distance of network transmission.
Additionally, power over Ethernet device may also include disclosed in the present embodiment：With each in the power over Ethernet device
The low-voltage direct output type power supply adaptor 40 that individual module is connected.
Power supply adaptor is a kind of power supply conversion equipment being made up of mains transformer and rectification circuit etc., defeated by which
Go out type and can be divided into exchange output type and direct-current-output type.Consider existing based on IEEE802.3af and IEEE802.3at associations
What the POE system of view was transmitted in Ethernet cable is 48 volts of unidirectional current, and its efficiency of energy utilization is relatively low；And with
The progress of semiconductor technology, low-power consumption Ethernet power receiving equipment will become main flow, therefore the present embodiment preferred lower pressure direct current
Power supply conversion equipment of the output type power supply adaptor 40 as the power over Ethernet device.It is of course also possible to be directly
The power over Ethernet device configures low-voltage dc power supply, does not limit to.
Wherein, 40 preferred output voltage of low-voltage direct output type power supply adaptor is the power supply of 3.3 volts of 5 volts of direct current or direct current
Adapter.The preferred output voltage of the low-voltage dc power supply is the power supply of 3.3 volts of 5 volts of direct current or direct current.
Above-mentioned technical proposal is based on, the present embodiment also discloses a kind of POE subsystem, referring to Fig. 2, including：Electricity
Line of force Ethernet Adaptation Unit PEA, Ethernet powered device PD, Ethernet cable L1, and one end is by electric lines of force L2 and electric power
Line Ethernet Adaptation Unit PEA is connected, the other end is connected with least one Ethernet powered device PD by Ethernet cable L1
Any of the above-described kind of power over Ethernet device PSE.
Wherein, Ethernet cable L1 can select includes that two difference send line, two differential received lines, two power supply difference
High level and the low level 5 class line of standard of two power supply difference, also can select only includes that two difference send lines and two difference
Receive the simplified Ethernet cable of line.For reduces cost, specifically about 100 meters of optional practical application length, characteristic impedance are low
100 milliamperes of galvanic simplified Ethernet cables can be transmitted in 0.1 ohm/meter, maximum.
Wherein, preferably, the POE subsystem follows ICP/IP protocol, with realize IP address-based can
By communication；That is, the electric lines of force Ethernet, broadband network in described POE subsystem follows identical agreement, saves
The trouble of protocol conversion, and the ICP/IP protocol of preferred main flow.
Corresponding, Ethernet powered device PD is provided with and RJ45 interfaces, power management module, ethernet communication physical layer
Module, ICP/IP protocol module and other functions module etc..Wherein, the power management module is absorbed in Ethernet cable L1
Voltage and current, and the local direct current supply outputs of Ethernet power receiving equipment PSE are translated into, supply Ethernet power receiving equipment
All modules in PD are used；Ethernet powered device PD and the extraneous data message for exchanging, need to assist by the TCP/IP
The packing of view module is parsed into the data for meeting ICP/IP protocol, then sends out via the ethernet physical layer module, RJ45 modules
It is sent to/is received from Ethernet cable L1.
Above-mentioned technical proposal is based on, the present embodiment also discloses a kind of POE system, referring to Fig. 3, including：Route
Device 200, and its at least one any of the above-described kind of POE subsystem 100 being connected with router 200, with realize each with
Network connection too between net power supply subsystem 100 is shared.
Wherein, connected by Ethernet cable between router 200 and each POE subsystem 100 or wirelessly connected
Connect, and wireless connection preferred Wi-Fi (Wireless Fidelity, the Wireless Fidelity) connection.
Specifically, support that the Ethernet powered device PD of ICP/IP protocol accesses electric power by power over Ethernet device PSE
Line Ethernet, and sequentially pass through electric lines of force L2, electric lines of force Ethernet Adaptation Unit PEA, 200 accessing to wide band network ET of router.?
During application, it is only necessary to insert the power supply adaptor 40 in electric lines of force Ethernet Adaptation Unit PEA and power over Ethernet device PSE respectively
Arrive supply socket nearby, you can be unable to reach in wireless network or broadband network reaches relatively costly region, by existing
Electric lines of force realize Ethernet data transmit, so as to substantially reduce the wiring cost of POE system；Additionally, the present embodiment
Disclosed POE system is easily installed, and builds and maintenance cost is low, be particularly suitable for household electrical appliance in wired home, instrument
The Internet of Things application of table and household.
In sum, the embodiment of the present invention is supplied with existing Ethernet by inserting in existing POE system
The electric lines of force Ethernet data transceiver module that electric equipment is connected, you can the Ethernet electricity in the region that electric lines of force can be covered
Cable connected mode is changed to electric lines of force connected mode, by power line transmission Ethernet data；Now the Ethernet cable is only
Need to be erected between the region that electric lines of force can cover and the region that electric lines of force cannot be covered and serve as communication bridge use, thus greatly
The use length of Ethernet cable has been saved greatly, the wiring cost of POE system has been reduced.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Multiple modifications of these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in the case of the spirit or scope without departing from the embodiment of the present invention in other embodiments.Therefore,
The embodiment of the present invention is not intended to be limited to the embodiments shown herein, and be to fit to principles disclosed herein and
The consistent most wide scope of features of novelty.
Claims (5)
1. a kind of POE system, it is characterised in that include：Router, and its at least be connected with the router
Individual POE subsystem, to realize that the network connection between each described POE subsystem is shared；
The POE subsystem includes：Electric lines of force Ethernet Adaptation Unit, Ethernet power receiving equipment, Ethernet cable, with
And one end is connected with the electric lines of force Ethernet Adaptation Unit by electric lines of force, the other end passes through the Ethernet cable and at least
The power over Ethernet device that the individual Ethernet power receiving equipment is connected；
The power over Ethernet device includes：The electric lines of force Ethernet data transceiver module of electric lines of force Ethernet protocol is followed, with
The POE module that the electric lines of force Ethernet data transceiver module is connected, and with the power over Ethernet device in
The low-voltage direct output type power supply adaptor that is connected of all modules；
Connected by Ethernet cable between the router and each POE subsystem or wirelessly connected；
The Ethernet power receiving equipment accesses electric lines of force Ethernet by the power over Ethernet device, and sequentially passes through the electricity
The line of force, the electric lines of force Ethernet Adaptation Unit, the router accessing to wide band network, now by by the electric lines of force Ethernet
Power supply adaptor in adapter and the power over Ethernet device is inserted respectively into supply socket nearby, you can in wireless network
Network is unable to reach or broadband network reaches relatively costly region, realizes that Ethernet data is transmitted by existing electric lines of force.
2. POE system according to claim 1, it is characterised in that the POE module at least has
One Ethernet interface for being used for connecting Ethernet power receiving equipment.
3. POE system according to claim 1, it is characterised in that the low-voltage direct output type power adaptation
Device is the power supply adaptor that output voltage is 3.3 volts of 5 volts of direct current or direct current.
4. POE system according to claim 1, it is characterised in that the Ethernet cable includes two difference
Send line and two differential received lines.
5. POE system according to claim 1, it is characterised in that the POE subsystem is followed
ICP/IP protocol.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410290441.XA CN104038351B (en) | 2014-06-24 | 2014-06-24 | Power over Ethernet device, POE subsystem and POE system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410290441.XA CN104038351B (en) | 2014-06-24 | 2014-06-24 | Power over Ethernet device, POE subsystem and POE system |
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| Publication Number | Publication Date |
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| CN104038351A CN104038351A (en) | 2014-09-10 |
| CN104038351B true CN104038351B (en) | 2017-03-15 |
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| CN201410290441.XA Active CN104038351B (en) | 2014-06-24 | 2014-06-24 | Power over Ethernet device, POE subsystem and POE system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107124208A (en) * | 2017-05-03 | 2017-09-01 | 深圳市百广纵横技术有限公司 | Privatization network creating method and contrast means based on broadband power line communication technology |
| CN109743080A (en) * | 2019-01-29 | 2019-05-10 | 张有为 | Power supply ethernet network fusion adaptive device and its method based on power line Ethernet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101436883A (en) * | 2008-12-03 | 2009-05-20 | 华为技术有限公司 | Electric power modem |
| CN202094885U (en) * | 2011-05-20 | 2011-12-28 | 潘光平 | Power line communication modulator-demodulator powered by Ethernet |
| CN102545962A (en) * | 2011-12-14 | 2012-07-04 | 中兴通讯股份有限公司 | Network signal transmission method, equipment and system |
| CN202444485U (en) * | 2012-02-16 | 2012-09-19 | 吴法根 | Power line network device |
-
2014
- 2014-06-24 CN CN201410290441.XA patent/CN104038351B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101436883A (en) * | 2008-12-03 | 2009-05-20 | 华为技术有限公司 | Electric power modem |
| CN202094885U (en) * | 2011-05-20 | 2011-12-28 | 潘光平 | Power line communication modulator-demodulator powered by Ethernet |
| CN102545962A (en) * | 2011-12-14 | 2012-07-04 | 中兴通讯股份有限公司 | Network signal transmission method, equipment and system |
| CN202444485U (en) * | 2012-02-16 | 2012-09-19 | 吴法根 | Power line network device |
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Effective date of registration: 20170314 Address after: 310053 Binjiang District, Hangzhou, No. six and road, a building (North), building B4015, room, four Patentee after: HANGZHOU PROTRA ELECTRONICS CO., LTD. Address before: Jiaxing City, Zhejiang province Jiashan County 314100 street to the valley Luoxing Park Venture Center Building 2, room 406 Patentee before: Jiaxing Chuan De Electronics Co., Ltd. |
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Effective date of registration: 20220615 Address after: 315299 building 6, No. 1188, Pinghai Road, Zhaobaoshan street, Zhenhai District, Ningbo City, Zhejiang Province Patentee after: Ningbo Yijie Microelectronics Co.,Ltd. Address before: Room b4015, 4th floor, building 1 (North), No. 368, Liuhe Road, Binjiang District, Hangzhou, Zhejiang 310053 Patentee before: HANGZHOU PROTRA ELECTRONICS Co.,Ltd. |