CN105991296A - Power supply method and power supply device - Google Patents
Power supply method and power supply device Download PDFInfo
- Publication number
- CN105991296A CN105991296A CN201510075623.XA CN201510075623A CN105991296A CN 105991296 A CN105991296 A CN 105991296A CN 201510075623 A CN201510075623 A CN 201510075623A CN 105991296 A CN105991296 A CN 105991296A
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- Prior art keywords
- direct current
- power supply
- data
- output
- module
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a power supply method and a power supply device. The method comprises steps: AC is converted to two paths of DC output: first DC output and second DC output; and through the converted two paths of DC output, power is provided for a distribution point unit for providing a network interface for customer premises equipment and the customer premises equipment. Thus, the problem of poor use experience existing in equipment for providing power for the customer premises equipment and the distribution point unit in a related technology is solved, and power supply for the customer premises equipment and an optical line terminal at the same time can be realized.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of method of supplying power to and device.
Background technology
Reverse power supply (Power Over Ethernet, referred to as POE) refers at existing Ethernet Cat.5
Wiring is not in the case of architecture makes any changes, for some IP-based terminals (as IP telephone machine,
Wireless local network connecting point AP, web camera etc.) transmission data signal while, moreover it is possible to for this kind equipment
The technology of direct current supply is provided.POE also referred to as electric power system based on LAN (Power over LAN,
Referred to as POL) or active Ethernet (Active Ethernet), the most also it is called POE for short.
Along with the development of the business such as broadband/video, user enters the rapid increase phase to the demand of bandwidth, tradition
The technical know-how such as xDSL on the access bandwidth of the highest 100Mbps can be provided, in actual applications due to
Distance and the impact of interference, probably can provide the access bandwidth of 1～50Mbps.FTTH can provide and exceed
The bandwidth of 100Mbps, but fiber entering household difficulty always perplexs a subject matter of operator.
Based on the problems referred to above, correlation technique is proposed FTTDp (Fiber to the Distribution Point)
Application scenarios.Fig. 1 according to the schematic diagram of the FTTDp application scenarios in correlation technique, as it is shown in figure 1,
In this scene, optical fiber cloth as far as possible is put into the position registered one's residence close to user, such as corridor/outdoor communication handover case,
This position is referred to as distributing point (Distribution point, referred to as DP).Distributing point list is laid at DP point
Unit or distributing point equipment (Distribution Point Unit, referred to as DPU), from DP point to user's family still
So use original cable resource, including telephone wire/coaxial/electric lines of force/ethernet line etc., the modulation technique of use
Including xDSL/G.fast/DOCSIS/Homeplug/HomePNA/G.hn etc..
But, distributing point usually not power supply, and distance the shortest (typically smaller than 250 meters) of registering one's residence, from user
Family is that outdoor DPU powers and becomes the selection that comparison is real by the method for reverse power supply.Fig. 2 is according to phase
The block diagram of the electric power system in the technology of pass, as in figure 2 it is shown, be an independently-powered equipment in prior art, adds
The terminal unit of upper user and terminal supplying power, one has three equipment, takies two supply sockets, connects 5
Individual interface, user's experience is poor.
Experience difference is there is for the equipment powered for ustomer premises access equipment and distributing point equipment in correlation technique
Problem, the most not yet proposes effective solution.
Summary of the invention
The invention provides a kind of method of supplying power to and device, at least solving in correlation technique as ustomer premises access equipment and
The problem that the equipment that distributing point equipment is powered exists experience difference.
According to an aspect of the invention, it is provided a kind of method of supplying power to, including: alternating current is converted to two-way
Direct current exports: direct current output 1 and direct current output 2；Respectively it is used for by the described two-way direct current output of conversion
The distributing point equipment of network interface and described ustomer premises access equipment is provided to power to ustomer premises access equipment.
Further, before the described direct current output 1 by changing is powered into described distributing point equipment, also wrap
Include: described direct current output 1 mixes with data signal.
Further, described direct current output 1 is the DC source more than or equal to 48V；Described direct current exports
2 is the DC source less than or equal to 20V.
According to a further aspect in the invention, it is provided that a kind of electric supply installation, including: ac input end mouth, with friendship
Stream power supply connects；DC output end mouth, is connected with ustomer premises access equipment；FPDP, is connected to by telephone wire
Ustomer premises access equipment, for carrying out the transmission of data；Data and electric current Hybrid port, be connected to use by telephone wire
In the distributing point equipment to described ustomer premises access equipment offer network interface, for carrying out the transmission of data and electric current.
Further, described device also includes: reverse power supply control module and signal mixing module；Wherein, institute
The input stating reverse power supply control module is connected to described direct current output 1, and outfan is connected to described signal and mixes
Compound module；The input of described signal mixing module is connected respectively to described FPDP and described reverse power supply control
Molding block, described signal mixing module has been used for the mixing of data and electric current.
Further, described device also includes: protection module, and wherein, the input of described protection module is even
Receiving described signal mixing module, outfan is connected to described data and electric current Hybrid port.
Further, described device also includes: AC-DC conversion module, wherein, and described AC-DC conversion module
Input be connected with described ac input end mouth, defeated for alternating current power supply being converted into direct current output 1 and direct current
Going out 2, wherein, described direct current output 1 is connected to described reverse power supply control module, and described direct current output 2 is even
Receive described DC output end mouth.
Further, the cable of described FPDP and described data and electric current Hybrid port uses AWG multiple twin
Cable, wherein, the holding wire of described AWG twisted pair wire is simultaneously as data line and electric current transmission line.
Further, described FPDP and described data support ethernet line or coaxial electrical with electric current Hybrid port
Cable medium.
By the present invention, use and alternating current is converted to the output of two-way direct current: direct current output 1 and direct current output 2；
It is respectively the distributing point for providing network interface to ustomer premises access equipment by the described two-way direct current output of conversion
Equipment and described ustomer premises access equipment are powered, and solve in correlation technique and power for ustomer premises access equipment and distributing point equipment
The equipment problem that there is experience difference, it is possible to achieve be that ustomer premises access equipment and local side apparatus realize powering simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application,
The schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.
In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the FTTDp application scenarios in correlation technique；
Fig. 2 is according to the block diagram of the electric power system in correlation technique；
Fig. 3 is the flow chart of method of supplying power to according to embodiments of the present invention；
Fig. 4 is the block diagram of electric supply installation according to embodiments of the present invention；
Fig. 5 is the structured flowchart of reverse power supply device according to the preferred embodiment of the invention；
Fig. 6 is the schematic diagram of the reverse power supply system according to the preferred embodiment of the present invention one；
Fig. 7 is the schematic diagram of the reverse power supply system according to the preferred embodiment of the present invention two.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that do not rushing
In the case of Tu, the embodiment in the application and the feature in embodiment can be mutually combined.
Providing a kind of method of supplying power in the present embodiment, Fig. 3 is method of supplying power to according to embodiments of the present invention
Flow chart, as it is shown on figure 3, this flow process comprises the steps:
Step S302, is converted to the output of two-way direct current: direct current output 1 and direct current export 2 by alternating current；
Step S304, is respectively for providing network to ustomer premises access equipment by this two-way direct current output of conversion
The distributing point equipment of interface and this ustomer premises access equipment are powered.
By above-mentioned steps, alternating current is converted to the output of two-way direct current: direct current output 1 and direct current export 2；
It is respectively for providing the distributing point of network interface to set to ustomer premises access equipment by this two-way direct current output of conversion
Standby and this ustomer premises access equipment is powered, and solves in correlation technique as setting that ustomer premises access equipment and distributing point equipment are powered
The standby problem that there is experience difference, it is possible to achieve be simultaneously ustomer premises access equipment and local side apparatus realization power supply.
Before being powered for this distributing point equipment by this direct current output 1 of conversion, this direct current output 1 and data
Signal mixes, and is supplied to distributing point equipment after mixing.
It should be noted that above-mentioned direct current output 1 is the DC source more than or equal to 48V, direct current is defeated
Go out 2 for the DC source less than or equal to 20V.
The embodiment of the present invention additionally provides a kind of electric supply installation, and this device is used for realizing above-described embodiment and the most real
Execute mode, carry out repeating no more of explanation.As used below, term " module " can realize
The software of predetermined function and/or the combination of hardware.Although the device described by following example is preferably with software
Realize, but hardware, or the realization of the combination of software and hardware also may and be contemplated.
Fig. 4 is the block diagram of electric supply installation according to embodiments of the present invention, as shown in Figure 4, and including:
Ac input end mouth 42, is connected with alternating current power supply；
DC output end mouth 44, is connected with ustomer premises access equipment；
FPDP 46, is connected to ustomer premises access equipment by telephone wire, for carrying out the transmission of data；
Data and electric current Hybrid port 48, be connected to for providing network to this ustomer premises access equipment by telephone wire
The distributing point equipment of interface, for carrying out the transmission of data and electric current.
Further, this device also includes: reverse power supply control module and signal mixing module；Wherein, this is anti-
Being connected to this direct current output 1 to the input of power control module, outfan is connected to this signal mixing module；
The input of this signal mixing module is connected respectively to this FPDP 46 and this reverse power supply control module, should
Signal mixing module has been used for the mixing of data and electric current.
Further, this device also includes: protection module, wherein, the input of this protection module is connected to this
Signal mixing module, outfan is connected to these data and electric current Hybrid port 48.
Further, this device also includes: AC-DC conversion module, wherein, and this AC-DC conversion module defeated
Enter end to be connected with this ac input end mouth 42, for alternating current power supply is converted into direct current output 1 and direct current output
2, wherein, this direct current output 1 is connected to this reverse power supply control module, and it is straight that this direct current output 2 is connected to this
Stream output port 44.
Further, this FPDP 46 and these data use AWG double with the cable of electric current Hybrid port 48
Twisted pair cable, wherein, the holding wire of this AWG twisted pair wire is simultaneously as data line and electric current transmission line.
Further, this FPDP 46 and these data support ethernet line or coaxial with electric current Hybrid port 48
Cable dielectric.
Below in conjunction with alternative embodiment, the embodiment of the present invention is further described.
A kind of reverse power supply method for FTTDp application scenarios, uses a kind of reverse power supply device to exchange
Electricity is converted to two-way DC source: direct current output 1 and direct current export 2；Wherein, direct current output 1 is by reversely
Power control module, after mixing with data signal, is supplied to distributing point equipment on same communication link；Directly
Stream output 2 is supplied directly to ustomer premises access equipment.
Above-mentioned reverse power supply device includes following physical port: ac input end mouth 42, itself and alternating current power supply
Connect；DC output end mouth 44, it is connected with described ustomer premises access equipment；FPDP 46, it passes through phone
Line is connected to described domestic terminal apparatus, carries out the transmission of data；Data and electric current Hybrid port 48, it leads to
Cross telephone wire and be connected to described distributing point equipment, carry out the transmission of data and power supply.
Fig. 5 is the structured flowchart of reverse power supply device according to the preferred embodiment of the invention, as it is shown in figure 5, bag
Including: AC-DC conversion module, its input is connected with described exchange input interface, alternating current power supply is converted into directly
Stream output 1 and direct current output 2, direct current output 1 is connected to reverse power supply control module, direct current output 2 connection
To described direct current output interface；Reverse power supply control module, its input is connected to direct current output 1, outfan
Being connected to signal mixing module, described reverse power supply control module mainly completes the protocol status management of reverse power supply
Function, is automatically performed the detection that POE agreement specifies, device class, starts power supply, the control such as power supply and power-off
Function processed；Signal mixing module, its input is connected respectively to described data-interface and described reverse power supply controls
The power supply of module, outfan is connected to protect module, completes the mixed function of data and power supply；Protection module,
Input is connected to described signal mixing module, and outfan is connected to described data and power supply hybrid interface.
It should be noted that above-mentioned data are VDSL/VDSL2/G.fast Frame.
The data-interface cable of above-mentioned electric supply installation and described data use AWG with power supply hybrid interface cable
Twisted pair wire.The holding wire of described AWG twisted pair wire is simultaneously as data line and power transmission line.Institute
Stating reverse power supply device can be autonomous device, is connected to support that the distributing point equipment of reverse power supply sets with user side
Between Bei, it is also possible to be built in inside ustomer premises access equipment with modular form；The data terminal of described reverse power supply device
Mouth 46 and data can also support the media such as ethernet line, coaxial cable with electric current Hybrid port 48.
Example one
Fig. 6 is the schematic diagram of the reverse power supply system according to the preferred embodiment of the present invention one, as shown in Figure 6, instead
4 interfaces are included: exchange input, direct current exports, data, data+direct current 48V to power supply；
Exchange input: 220V AC, 50Hz；
Direct current exports: voltage 12V DC, electric current 1.5A；
The first line of a couplet RJ11 FPDP 46 of VDSL gateway is by AWG24 twisted pair line connection to reverse power supply electricity
The FPDP 46 in source, PIN2/3 line is to carrying data；
Data+the DC port of reverse power supply power supply is RJ11 interface, and the reverse power supply voltage of output is 48V
DC, electric current 0.4A.
Example two
Fig. 7 is the schematic diagram of the reverse power supply system according to the preferred embodiment of the present invention two, as it is shown in fig. 7, instead
It is built in G.fast gateway to supply module, the exchange input parameter of gateway: 220V AC, 50Hz；
The direct current output of reverse power supply module: voltage 12V DC, electric current 1A, then adjusted by power module secondary
Pressure, is transformed to the gateway chip required voltages such as 5V/3.3V；
The data function module of gateway is connected to the FPDP 46 of reverse power supply module；
The outside first line of a couplet port of gateway is RJ11, simultaneously carrying data and DC source, and supply voltage is 57V
DC, electric current 0.35A, first line of a couplet port passes through 100 meters of AWG26 twisted pair line connections DPU equipment to open air,
The PIN2/3 line of twisted-pair feeder is to carrying data and power supply.
Example three
Reverse power supply power supply includes 4 interfaces: exchange input, direct current exports, data, data+direct current 55V；
Exchange input: 110V AC, 50Hz；
Direct current exports: voltage 12V DC, electric current 2.5A；
FPDP: RJ11 interface, data modulation standards VDSL2,2 heart yearns, PIN2/3 line is to carrying number
According to；
Data+direct current 55V:RJ11 interface, supply voltage is 57V DC, electric current 0.35A, 2 heart yearns, PIN2/3
Line is to carrying data and power supply.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be used
General calculating device realizes, and they can concentrate on single calculating device, or is distributed in multiple meter
Calculating on the network that device is formed, alternatively, they can realize with calculating the executable program code of device,
Perform it is thus possible to be stored in storing in device by calculating device, and in some cases, can
With be different from order herein perform shown or described by step, or they are fabricated to respectively each collection
Become circuit module, or the multiple modules in them or step are fabricated to single integrated circuit module realize.
So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for this area
Technical staff for, the present invention can have various modifications and variations.All within the spirit and principles in the present invention,
Any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (9)
1. a method of supplying power to, it is characterised in that including:
Alternating current is converted to the output of two-way direct current: direct current output 1 and direct current export 2；
It is respectively for providing network interface to ustomer premises access equipment by the described two-way direct current output of conversion
Distributing point equipment and described ustomer premises access equipment power.
Method the most according to claim 1, it is characterised in that by the described direct current output 1 of conversion
Before powering for described distributing point equipment, also include:
Described direct current output 1 mixes with data signal.
Method the most according to claim 1, it is characterised in that
Described direct current output 1 is the DC source more than or equal to 48V；
Described direct current output 2 is the DC source less than or equal to 20V.
4. an electric supply installation, it is characterised in that including:
Ac input end mouth, is connected with alternating current power supply；
DC output end mouth, is connected with ustomer premises access equipment；
FPDP, is connected to ustomer premises access equipment by telephone wire, for carrying out the transmission of data；
Data and electric current Hybrid port, be connected to for providing net to described ustomer premises access equipment by telephone wire
The distributing point equipment of network interface, for carrying out the transmission of data and electric current.
Device the most according to claim 4, it is characterised in that described device also includes:
Reverse power supply control module and signal mixing module；
Wherein, the input of described reverse power supply control module is connected to direct current output 1, and outfan connects
To described signal mixing module；
The input of described signal mixing module is connected respectively to described FPDP and described reverse power supply
Control module, described signal mixing module has been used for the mixing of data and electric current.
Device the most according to claim 5, it is characterised in that described device also includes:
Protection module, wherein, the input of described protection module is connected to described signal mixing module, defeated
Go out end and be connected to described data and electric current Hybrid port.
7. according to the device according to any one of claim 4 to 6, it is characterised in that described device also includes:
AC-DC conversion module, wherein, the input of described AC-DC conversion module exchanges input with described
Port connects, for alternating current power supply being converted into direct current output 1 and direct current output 2, wherein, described directly
Stream output 1 is connected to described reverse power supply control module, and it is defeated that described direct current output 2 is connected to described direct current
Go out port.
8. according to the device according to any one of claim 4 to 6, it is characterised in that
The cable of described FPDP and described data and electric current Hybrid port uses AWG twisted pair wire,
Wherein, the holding wire of described AWG twisted pair wire is simultaneously as data line and electric current transmission line.
9. according to the device according to any one of claim 4 to 6, it is characterised in that
With electric current Hybrid port, described FPDP and described data support that ethernet line or coaxial cable are situated between
Matter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075623.XA CN105991296A (en) | 2015-02-12 | 2015-02-12 | Power supply method and power supply device |
| PCT/CN2016/071629 WO2016127774A1 (en) | 2015-02-12 | 2016-01-21 | Power supplying method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075623.XA CN105991296A (en) | 2015-02-12 | 2015-02-12 | Power supply method and power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105991296A true CN105991296A (en) | 2016-10-05 |
Family
ID=56614136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510075623.XA Withdrawn CN105991296A (en) | 2015-02-12 | 2015-02-12 | Power supply method and power supply device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105991296A (en) |
| WO (1) | WO2016127774A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039659A (en) * | 2018-06-13 | 2018-12-18 | 普联技术有限公司 | G.fast reverse power supply system, terminal device and local side apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201114083Y (en) * | 2007-10-17 | 2008-09-10 | 成都理想信息产业有限责任公司 | Ethernet network terminal port power feed type optical network unit stairway exchange device |
| CN102025510A (en) * | 2010-11-24 | 2011-04-20 | 醴陵恒茂电子科技有限公司 | Ethernet power supply unit and network |
| CN102651664A (en) * | 2011-02-28 | 2012-08-29 | 上海宽岱电讯科技发展有限公司 | Reverse power supply method and device aiming at passive optical network equipment |
-
2015
- 2015-02-12 CN CN201510075623.XA patent/CN105991296A/en not_active Withdrawn
-
2016
- 2016-01-21 WO PCT/CN2016/071629 patent/WO2016127774A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201114083Y (en) * | 2007-10-17 | 2008-09-10 | 成都理想信息产业有限责任公司 | Ethernet network terminal port power feed type optical network unit stairway exchange device |
| CN102025510A (en) * | 2010-11-24 | 2011-04-20 | 醴陵恒茂电子科技有限公司 | Ethernet power supply unit and network |
| CN102651664A (en) * | 2011-02-28 | 2012-08-29 | 上海宽岱电讯科技发展有限公司 | Reverse power supply method and device aiming at passive optical network equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039659A (en) * | 2018-06-13 | 2018-12-18 | 普联技术有限公司 | G.fast reverse power supply system, terminal device and local side apparatus |
| CN109039659B (en) * | 2018-06-13 | 2021-06-04 | 普联技术有限公司 | Fast reverse power supply system and local side equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016127774A1 (en) | 2016-08-18 |
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Application publication date: 20161005 |
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