CN107302439A - Regulating power network parasite power supplier and equipment - Google Patents
Regulating power network parasite power supplier and equipment Download PDFInfo
- Publication number
- CN107302439A CN107302439A CN201710640584.2A CN201710640584A CN107302439A CN 107302439 A CN107302439 A CN 107302439A CN 201710640584 A CN201710640584 A CN 201710640584A CN 107302439 A CN107302439 A CN 107302439A
- Authority
- CN
- China
- Prior art keywords
- power
- poe
- module
- regulating
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/66—Regulating electric power
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
Abstract
The invention discloses a kind of regulating power network parasite power supplier and equipment, the regulating power network parasite power supplier includes：POE data powers separation module, POE protocol modules, power switching module, bearing power control module and controller；The output that the POE data powers separation module is used for POE power supply units carries out the separation of data and power supply；The POE protocol modules provide POE protocol detections for the POE power supply units；The power switching module is used to be powered switch control to the bearing power control module and controller；The bearing power control module produces regulating power under the controller action.The regulating power network parasite power supplier and equipment realize that bearing power is accurately controlled by the controller so that size is adjustable from 0.44W to 33W for the bearing power.
Description
Technical field
The present invention relates to active Ethernet technical field, more particularly to a kind of regulating power network parasite power supplier and set
It is standby.
Background technology
The today become increasingly popular in network, POE (Power Over Ethernet active Ethernets) centrally connected power supply extremely business
Look forward to user's favor.But, the test for POE equipment is inconvenient.
Existing testing scheme mainly has two kinds：One kind is using PD (Powered Device receiving ends equipment) on the market
It is used as test load.And the corresponding PD plant capacities of in the market are relatively low, major part is less than 20W.And the mark of IEEE802.3AF specifications
Dress power is 30W so that POE equipment generates business's equipment can not oepration at full load test in the generation test of equipment.It is another
Scheme is to use cement resistor test load.Because the power of cement changes with supply voltage so that bearing power precision
It is uncontrollable.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of regulating power network parasite power supplier and equipment.
To achieve the above object, regulating power network parasite power supplier according to embodiments of the present invention and equipment, it is described can
Regulation power network parasite power supplier includes：
POE data powers separation module, POE protocol modules, power switching module, bearing power control module and control
Device；
The output that the POE data powers separation module is used for POE power supply units carries out the separation of data and power supply；
The POE protocol modules provide POE protocol detections for the POE power supply units；
The power switching module is used to be powered switch control to the bearing power control module and controller；
The bearing power control module produces regulating power under the controller action.
According to one embodiment of present invention, the bearing power control module includes digital-to-analogue revolving die block and bearing power mould
Block；
The D/A converter module exports analog drive signal under the controller action；The analog drive signal is driven
The dynamic bearing power module produces regulating power.
According to one embodiment of present invention, the D/A converter module includes digital analog converter and its peripheral circuit；Institute
Stating bearing power module includes power amplifier and the 8th resistance；
8th resistance produces the regulating power under the driving of the controller and power amplifier.
According to one embodiment of present invention, the POE protocol modules include POE protocol detection modules；
The POE protocol detections module 1101 includes the 11st resistance, and described 11st resistance one end connects with the power supply
Connect, the other end of the 11st resistance is connected with reference ground；
11st resistance provides agreement impedance detection for the POE power supply units.
According to one embodiment of present invention, the POE protocol modules also include POE sort modules；
The POE sort modules provide power classification detection under the controller action for the POE power supply units.
According to one embodiment of present invention, the POE sort modules include the 11st diode, constant current source module and divided
Class current regulating module；
11st diode is used for the conducting voltage that power classification is detected；
The constant current source module is used to produce constant current, and the constant current provides for the classification current regulating module
Bias current；
The classification current module produces the detection electric current of the power classification detection in the presence of the controller.
According to one embodiment of present invention, in addition to POE labeled power supply closedown modules, the POE labeled power supplys are closed
Module is closed to the classification current module.
According to one embodiment of present invention, in addition to controller enable module；The controller enables module to described
Controller is operated operation and enabled.
According to one embodiment of present invention, the POE data powers separation module includes the first connector, the second connection
Device, data power separator and the first rectifier bridge and the second rectifier bridge；
The data power separator is separated to the power supply and data of the input of first connector, by separation
Data output is on second connector；The power supply output of separation is respectively outputted to first rectifier bridge and the second rectification
On bridge, first rectifier bridge and the second rectifier bridge carry out rectification to the data power separator out-put supply.
A kind of regulating power network power receiving equipment, the regulating power network power receiving equipment include claim 1 to
Regulating power network parasite power supplier described in claim 9 any one.
Regulating power network parasite power supplier provided in an embodiment of the present invention and equipment pass through POE data power separation modules
Input to POE equipment carries out the separation of data and power supply；Protocol handshake is carried out by POE protocol modules and the POE equipment；
The conducting for carrying out Switching Power Supply by power switching module is controlled；Realize that bearing power is accurately controlled by controller so that institute
Stating bearing power, size is adjustable from 0.44W to 33W, and IEEE802.3AF/AT specifications are completely covered.Ensure that equipment vendors set in POE
During standby research and development, to the coverage rate of the power test of the POE equipment, test is more automated, improve research and development test
Efficiency.
Brief description of the drawings
Fig. 1 is the circuit block diagram of regulating power network parasite power supplier provided in an embodiment of the present invention；
Fig. 2 is POE data powers separation module circuit diagram provided in an embodiment of the present invention；
Fig. 3 is POE protocol modules circuit diagram provided in an embodiment of the present invention；
Fig. 4 is that power switching module provided in an embodiment of the present invention and controller enable modular circuit schematic diagram；
Fig. 5 is bearing power control module circuit diagram provided in an embodiment of the present invention；
Fig. 6 is controller schematic diagram provided in an embodiment of the present invention.
Reference：
POE data powers separation module 10；
POE protocol modules 11；
POE protocol detections module 1101；
POE sort modules 1102；
Constant current source module 110201；
Power switching module 12；
Controller enables module 13；
Bearing power control module 14；
Controller 15.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention and simplified description, rather than indicate or imply that the device or element of meaning must have specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation ",
Terms such as " settings " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；
Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be with
It is the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in the present invention.
Refering to Fig. 1, it is illustrated that be the circuit block diagram of regulating power network parasite power supplier provided in an embodiment of the present invention.
The regulating power network parasite power supplier and equipment include：POE data powers separation module 10, POE agreement moulds
Block 11, power switching module 12, bearing power control module 14 and controller 15；
The output that the POE data powers separation module 10 is used for POE power supply units carries out data and power vd D point
From；
The POE protocol modules 11 provide POE protocol detections for the POE power supply units；
The power switching module 12 is used to be powered switch to the bearing power control module 14 and controller 15
Control；
The bearing power control module 14 produces regulating power under the controller 15 effect.
Wherein, the bearing power control module 14 includes digital-to-analogue revolving die block and bearing power module.
The D/A converter module exports analog drive signal under the controller 15 effect；The analog drive signal
The bearing power module 14 is driven to produce regulating power.
Specifically, refering to Fig. 5, the D/A converter module includes digital analog converter U3 and its peripheral circuit；The load
Power model includes power amplifier Q6 and the 8th resistance R8；The power amplifier Q6 includes the first triode Q61 and second
Triode Q62；The first triode Q61, the second triode Q62 colelctor electrode are connected with power supply POE_V48 respectively, and described
One triode Q61 emitter stage is connected with the base stage of the second triode Q62, the emitter stage of the second triode Q62 with
One end connection of the 8th resistance R8, the other end of the 8th resistance R8 is connected with the output ground RTM_GND.
Optionally, in one embodiment of the invention, the digital analog converter U3 passes through I2C communication interfaces and the control
Device 15 processed is connected；In some other embodiments of the present invention, it would however also be possible to employ other communication connection modes.
The digital-to-analogue conversion output interface of the digital analog converter U3 is connected with the base stage of the first triode Q61, described
The connection of second triode Q62 emitter stages and the digital analog converter U3.
The 8th resistance R8 produces the regulating power under the controller 15 and power amplifier Q6 driving.
More specific, the controller 15 gathers the magnitude of voltage on the 8th resistance R8 by ADC, and according to described
The resistance value of magnitude of voltage and the 8th resistance R8 on 8th resistance R8, calculates the work(produced by the 8th resistance R8
Rate.When needing that the power on the 8th resistance R8 is adjusted, given by the controller 15 by I2C communication interfaces
The digital analog converter U3 sends digital-to-analogue conversion order, the digital analog converter U3 is exported the analog signal of respective magnitudes, from
And power drive is carried out to the power amplifier Q6, the 8th resistance R8 is produced corresponding power.
Further, in embodiments of the present invention, the POE protocol modules 11 include POE protocol detections module 1101.
The POE protocol detections module 1101 include the 11st resistance R11, described 11st resistance R11 one end with it is described
Power vd D connections, the other end of the 11st resistance R11 is connected with reference ground GND.
The 11st resistance R11 provides agreement impedance detection for the POE power supply units.
Specifically, when upper electric, POE power supply units need to carry out the PD equipment of access the detection of agreement, in association
When view is detected successfully, the POE power supply units are just powered to the PD equipment, if the POE power supply units are not detected
To the PD equipment for meeting agreement, the POE power supply units are not powered then to the PD equipment.11st resistance
R11 provides agreement impedance detection for the POE power supply units.
Further, in embodiments of the present invention, the POE protocol modules 11 also include POE sort modules 1102.
The POE sort modules 1102 provide power classification under the controller 15 effect for the POE power supply units
Detection.
Specifically, the POE sort modules 1102 include the 11st diode D11, constant current source module 110201 and classification
Current regulating module；The 11st diode D11 is used for the conducting voltage that power classification is detected；The constant current source module
110201 are used to produce constant current, and the constant current provides bias current for the classification current regulating module；Described point
Class current module produces the detection electric current of the power classification detection in the presence of the controller 15.
More specific, refering to Fig. 3.The constant current source module 110201 include the 8th triode Q8, the 9th triode Q9,
14th resistance R14 and the 12nd resistance R12；
The colelctor electrode of the 8th triode Q8 is connected with one end of the 12nd resistance R12, the 12nd resistance
The R12 other end is connected with the 8th triode Q8 base stages, and the emitter stage of the 8th triode Q8 is respectively with the described 9th
Triode Q9 base stage and the 14th resistance R14 one end connection, the other end and the described 9th 3 of the 14th resistance R14
Pole pipe Q9 emitter stage connection；
Anode of the colelctor electrode of the 8th triode Q8 also with the 11st diode D11 is connected, and the described 11st
Diode D11 negative electrode is connected with power supply VCC.
The 14th resistance R14 is arranged between the base stage of the 9th triode Q9 and emitter stage.Make the described tenth
Four resistance R14 produce constant current.
The classification current module includes reference voltage device U4, the tenth triode Q10, second resistance R2, the 5th metal-oxide-semiconductor
Q5, the 6th resistance R6, the first metal-oxide-semiconductor Q1, the 5th resistance R5, the second metal-oxide-semiconductor Q2, the 4th resistance R4, the 3rd metal-oxide-semiconductor Q3, the 3rd
Resistance R3 and the 4th metal-oxide-semiconductor Q4.
The negative electrode of the reference voltage device U4 is connected with the 9th triode Q9 emitter stage；The base of the reference voltage device U4
Quasi- voltage end is connected with the emitter stage of the tenth triode Q10, base stage and the 9th triode Q9 of the tenth triode Q10
Emitter stage connection；The colelctor electrode C of the tenth triode Q10 is connected with the anode of the 11st diode D11.
Described second resistance R2 one end is connected with the 5th metal-oxide-semiconductor Q5 drain electrodes, the second resistance R2 other ends and institute
The tenth triode Q10 emitter stage connection is stated, the 5th metal-oxide-semiconductor Q5 grids are connected with the controller 15, the 5th MOS
Pipe Q5 source electrodes are connected with reference ground GND；Described 6th resistance R6 one end is connected with the first metal-oxide-semiconductor Q1 drain electrodes, and the described 6th
The resistance R6 other ends are connected with the emitter stage of the tenth triode Q10, the first metal-oxide-semiconductor Q1 grids and the controller 15
Connection, the first metal-oxide-semiconductor Q1 source electrodes are connected with reference ground GND；Leaked with the second metal-oxide-semiconductor Q2 described 5th resistance R5 one end
Pole is connected, and the 5th resistance R5 other ends are connected with the emitter stage of the tenth triode Q10, the second metal-oxide-semiconductor Q2 grid
Pole is connected with the controller 15, and the second metal-oxide-semiconductor Q2 source electrodes are connected with reference ground GND；Described 4th resistance R4 one end with
The 3rd metal-oxide-semiconductor Q3 drain electrodes connection, the 4th resistance R4 other ends are connected with the emitter stage of the tenth triode Q10,
The 3rd metal-oxide-semiconductor Q3 grids are connected with the controller 15, and the 3rd metal-oxide-semiconductor Q3 source electrodes are connected with reference ground GND；It is described
3rd resistor R3 one end is connected with the 4th metal-oxide-semiconductor Q4 drain electrodes, the 3rd resistor R3 other ends and the tenth triode
Q10 emitter stage connection, the 4th metal-oxide-semiconductor Q4 grids are connected with the controller 15, the 4th metal-oxide-semiconductor Q4 source electrodes and ginseng
Examine ground GND connections.
15 pairs of the controller is respectively to the 5th metal-oxide-semiconductor Q5, the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the 3rd metal-oxide-semiconductor
Q3 and the 4th metal-oxide-semiconductor Q4 conducting controls, so that the tenth triode Q10 produces classification electric current.
Specifically, the POE power supply units need the grade separation being powered to the PD equipment, it is described to facilitate
POE power supply units are powered management to the PD equipment of access.In the grade separation being powered, the POE powers
Equipment exports the classification voltage of certain amplitude.Now, the 11st diode D11 conductings, the constant current source module 110201
The constant electric current of output.This electric current provides bias current for the classification current regulating module.In addition, in the effect of controller 15
Under, the first metal-oxide-semiconductor Q1, the second metal-oxide-semiconductor Q2, the 3rd metal-oxide-semiconductor Q3, the 4th metal-oxide-semiconductor Q4 and the 5th metal-oxide-semiconductor Q5 are turned on or cut
Only, under reference voltage device U4 collective effect, the electric current of different sizes of the tenth triode Q10.This electric current can be institute
State POE power supply units and power grade classification is carried out to the access PD equipment.
Further, in an embodiment of the invention, in addition to POE labeled power supply closedown modules, the POE classification electricity
Source closedown module is closed to the classification current module.
Specifically, with continued reference to Fig. 3.The POE labeled power supplys closedown module includes the 11st triode Q11, the 15th
Resistance R15；
The colelctor electrode of the 11st triode Q11 is connected with the base stage of the tenth triode Q10, and the described 11st
Pole pipe Q11 emitter stage is connected with the reference ground GND；The base stage of the 11st triode Q11 and the 15th resistance
R15 one end connection, the other end of the 15th resistance R15 is connected with the power switching module 12.
Refering to Fig. 4, the power switching module 12 includes the 7th metal-oxide-semiconductor Q7, the 13rd resistance R13 and the tenth diode
D10；Described 13rd resistance R13 one end is connected with the power supply VCC, the 13rd resistance R13 other ends and the described tenth
Diode D10 negative electrode connection, the anode of the tenth diode D10 is connected with the grid of the 7th metal-oxide-semiconductor Q7, and described the
Seven metal-oxide-semiconductor Q7 source electrode is connected with the reference ground GND, the 7th metal-oxide-semiconductor Q7 drain electrode with output ground RTM_GND be connected.
More specific, after the POE power supply units terminate PD device levels classification, just start to set the PD
It is standby to be powered.Now, the 7th metal-oxide-semiconductor Q7 is turned in the presence of the power supply VCC, the tenth triode Q10 bases
Extremely low level voltage, the tenth triode Q10 is closed mode.So as to be closed to the classification current module.
Refering to Fig. 4, further, in one embodiment of the invention, in addition to the electricity of the 8th diode D8 and the 16th
Hinder R16；The negative electrode of the 8th diode D8 is connected with the grid of the 7th metal-oxide-semiconductor Q7, the sun of the 8th diode D8
Pole is connected with the reference ground GND, and one end of the 16th resistance R16 is connected with the grid of the 7th metal-oxide-semiconductor Q7, and the tenth
The six resistance R16 other end is connected with the reference ground GND；
The 8th diode D8 and the 16th resistance R16 is used to protect the grid source electrode of the 7th metal-oxide-semiconductor Q7 not high
Pressure punctures.
Refering to Fig. 4, further, in one embodiment of the invention, in addition to controller enables module 13；The control
Device processed enables 13 pairs of the module controller 15 and is operated operation enable.
Specifically, the controller enable module 13 include the 12nd metal-oxide-semiconductor Q12, the 13rd metal-oxide-semiconductor Q13, resistance R1 and
Resistance R7；
The 12nd metal-oxide-semiconductor Q12 grids are connected with the grid of the 7th metal-oxide-semiconductor Q7 in the power switching module 12,
The 12nd metal-oxide-semiconductor Q12 source electrodes are connected with the output ground RTM_GND, the 12nd metal-oxide-semiconductor Q12 drain electrodes and the electricity
The connection of R1 one end is hindered, the resistance R1 other ends are connected with power supply V3.3；The grid of the 13rd metal-oxide-semiconductor Q13 and described the
12 metal-oxide-semiconductor Q12 drain electrode connections, the source electrode of the 13rd metal-oxide-semiconductor Q13 is connected with the output ground RTM_GND, and the described tenth
Three metal-oxide-semiconductor Q13 drain electrode is connected with one end of the resistance R7, and the other end of the resistance R7 is connected with the power supply V3.3；
The 13rd metal-oxide-semiconductor Q13, resistance R7 common port are connected with the controller 15.
More specific, the POE equipment starts after being powered to the PD equipment, the 12nd metal-oxide-semiconductor Q12 and
13rd metal-oxide-semiconductor Q13 is begun to turn on, and the controller 15 proceeds by bearing power adjustment work.
Refering to Fig. 2, it is illustrated that be POE data powers separation module circuit diagram provided in an embodiment of the present invention.
Further, in one embodiment of invention, the POE data powers separation module 10 includes the first connector
TP1, the second connector TP2, data power separator U2 and the first rectifier bridge D1 and the second rectifier bridge D2.
The first connector TP1 is connected with the power data input interface of the data power separator U2, the number
Be connected according to power splitter U2 data output interface with the second connector TP2, the power output interface respectively with institute
State the first rectifier bridge D1, the second rectifier bridge D2 connections.
The data power separator U2 is separated to the power supply and data of the input of the first connector TP1, and
By in the data output of separation to the second connector TP2；The power supply of separation is output to the first rectifier bridge D1 and
On two rectifier bridge D2, the first rectifier bridge D1 and the second rectifier bridge D2 are carried out to the data power separator U2 out-put supplies
Rectification, and export direct current.
A kind of regulating power network power receiving equipment, the regulating power network power receiving equipment include claim 1 to
Regulating power network parasite power supplier described in claim 9 any one.
The regulating power network power receiving equipment technical characteristic is identical with above-mentioned regulating power network parasite power supplier,
This not repeated description.
Regulating power network parasite power supplier provided in an embodiment of the present invention and equipment pass through POE data power separation modules
The input of 10 pairs of POE equipment carries out the separation of data and power supply；Agreement is carried out by POE protocol modules 11 and the POE equipment
Shake hands；The conducting for carrying out Switching Power Supply by power switching module 12 is controlled；Realize that bearing power is accurately controlled by controller 15
System so that size is adjustable from 0.44W to 33W for the bearing power, and IEEE802.3AF/AT specifications are completely covered.Ensure instrument factory
Business, to the coverage rate of the power test of the POE equipment, makes test more automate, raising is ground during POE equipment is researched and developed
Send out the efficiency of test.
Embodiments of the invention are these are only, the scope of the claims of the present invention are not intended to limit, although with reference to the foregoing embodiments
The present invention is described in detail, for those skilled in the art comes, it still can be to foregoing each specific reality
Apply the technical scheme described in mode to modify, or equivalence replacement is carried out to which part technical characteristic.It is every to utilize this
The equivalent structure that description of the invention and accompanying drawing content are done, is directly or indirectly used in other related technical fields, similarly
Within scope of patent protection of the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from the principle and objective of the present invention
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (10)
1. a kind of regulating power network parasite power supplier, it is characterised in that the regulating power network parasite power supplier includes：
POE data powers separation module, POE protocol modules, power switching module, bearing power control module and controller；
The output that the POE data powers separation module is used for POE power supply units carries out the separation of data and power supply；
The POE protocol modules provide POE protocol detections for the POE power supply units；
The power switching module is used to be powered switch control to the bearing power control module and controller；
The bearing power control module produces regulating power under the controller action.
2. regulating power network parasite power supplier according to claim 1, it is characterised in that the bearing power controls mould
Block includes digital-to-analogue revolving die block and bearing power module；
The D/A converter module exports analog drive signal under the controller action；The analog drive signal drives institute
State bearing power module and produce regulating power.
3. regulating power network parasite power supplier according to claim 2, it is characterised in that the D/A converter module bag
Include digital analog converter and its peripheral circuit；The bearing power module includes power amplifier and the 8th resistance；
8th resistance produces the regulating power under the driving of the controller and power amplifier.
4. regulating power network parasite power supplier according to claim 1, it is characterised in that the POE protocol modules bag
Include POE protocol detection modules；
The POE protocol detections module includes the 11st resistance, and described 11st resistance one end is connected with the power supply, and described the
The other end of 11 resistance is connected with reference ground；
11st resistance provides agreement impedance detection for the POE power supply units.
5. regulating power network parasite power supplier according to claim 1, it is characterised in that the POE protocol modules are also
Including POE sort modules；
The POE sort modules provide power classification detection under the controller action for the POE power supply units.
6. regulating power network parasite power supplier according to claim 5, it is characterised in that the POE sort modules bag
Include the 11st diode, constant current source module and classification current regulating module；
11st diode is used for the conducting voltage that power classification is detected；
The constant current source module is used to produce constant current, and the constant current provides biasing for the classification current regulating module
Electric current；
The classification current module produces the detection electric current of the power classification detection in the presence of the controller.
7. regulating power network parasite power supplier according to claim 5, it is characterised in that also including POE labeled power supplys
Closedown module, the POE labeled power supplys closedown module is closed to the classification current module.
8. regulating power network parasite power supplier according to claim 1, it is characterised in that also enable mould including controller
Block；The controller enables module and operation enable is operated to the controller.
9. regulating power network parasite power supplier according to claim 1, it is characterised in that the POE data powers point
Include the first connector, the second connector, data power separator and the first rectifier bridge and the second rectifier bridge from module；
The data power separator is separated to the power supply and data of the input of first connector, by the data of separation
It is output on second connector；The power supply output of separation is respectively outputted to first rectifier bridge and the second rectifier bridge
On, first rectifier bridge and the second rectifier bridge carry out rectification to the data power separator out-put supply.
10. a kind of regulating power network power receiving equipment, it is characterised in that the regulating power network power receiving equipment includes power
Profit requires regulating power network parasite power supplier described in 1 to claim 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640584.2A CN107302439B (en) | 2017-07-31 | 2017-07-31 | Adjustable power network powered circuit and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640584.2A CN107302439B (en) | 2017-07-31 | 2017-07-31 | Adjustable power network powered circuit and equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107302439A true CN107302439A (en) | 2017-10-27 |
| CN107302439B CN107302439B (en) | 2021-04-06 |
Family
ID=60133364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710640584.2A Active CN107302439B (en) | 2017-07-31 | 2017-07-31 | Adjustable power network powered circuit and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107302439B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518582A (en) * | 2019-08-20 | 2019-11-29 | 普联技术有限公司 | Power supply system and its control method |
| CN110571783A (en) * | 2019-08-20 | 2019-12-13 | 普联技术有限公司 | Power receiving apparatus, control method thereof, and power receiving system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101778460A (en) * | 2010-01-20 | 2010-07-14 | 华为技术有限公司 | Method and system for power receiving in Wireless Local Area Network (WLAN) and multiple input multiple output device |
| CN101887091A (en) * | 2010-04-28 | 2010-11-17 | 北京星网锐捷网络技术有限公司 | Device and method for testing Ethernet power supply equipment |
| CN104378213A (en) * | 2014-11-06 | 2015-02-25 | 深圳市共进电子股份有限公司 | Method and device for testing POE network communication device |
| CN106161041A (en) * | 2016-07-20 | 2016-11-23 | 浙江大华技术股份有限公司 | A kind of receiving end equipment and the power grade method of adjustment of receiving end equipment |
| US9640998B2 (en) * | 2013-10-29 | 2017-05-02 | Avaya Inc. | AC power over Ethernet |
-
2017
- 2017-07-31 CN CN201710640584.2A patent/CN107302439B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101778460A (en) * | 2010-01-20 | 2010-07-14 | 华为技术有限公司 | Method and system for power receiving in Wireless Local Area Network (WLAN) and multiple input multiple output device |
| CN101887091A (en) * | 2010-04-28 | 2010-11-17 | 北京星网锐捷网络技术有限公司 | Device and method for testing Ethernet power supply equipment |
| US9640998B2 (en) * | 2013-10-29 | 2017-05-02 | Avaya Inc. | AC power over Ethernet |
| CN104378213A (en) * | 2014-11-06 | 2015-02-25 | 深圳市共进电子股份有限公司 | Method and device for testing POE network communication device |
| CN106161041A (en) * | 2016-07-20 | 2016-11-23 | 浙江大华技术股份有限公司 | A kind of receiving end equipment and the power grade method of adjustment of receiving end equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518582A (en) * | 2019-08-20 | 2019-11-29 | 普联技术有限公司 | Power supply system and its control method |
| CN110571783A (en) * | 2019-08-20 | 2019-12-13 | 普联技术有限公司 | Power receiving apparatus, control method thereof, and power receiving system |
| CN110571783B (en) * | 2019-08-20 | 2021-06-04 | 普联技术有限公司 | Power receiving apparatus, control method thereof, and power receiving system |
| CN110518582B (en) * | 2019-08-20 | 2021-06-04 | 普联技术有限公司 | Power supply system and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107302439B (en) | 2021-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103762702B (en) | Charging device of electronic appliances and power supply adaptor thereof | |
| CN100530040C (en) | Main-board power-supply control-board | |
| CN204559536U (en) | Commutation circuit and charging device | |
| CN204649929U (en) | Miniature relay protection brake switch tester | |
| CN103312250B (en) | A kind of alternating current generator regulator and method | |
| CN107302439A (en) | Regulating power network parasite power supplier and equipment | |
| CN204028737U (en) | A kind of battery analogue circuit | |
| CN108595299A (en) | The test system of terminal device | |
| CN106655768A (en) | Constant-current input power supply control circuit | |
| CN106992668B (en) | A kind of alternating current-direct current Mixed design DC power supply | |
| CN208128137U (en) | interface control circuit and power supply system | |
| CN206894285U (en) | One kind of multiple charging modes automatic identification control circuits | |
| CN103472886A (en) | MPPT (maximum power point tracking) control method and MPPT control circuit used for distributed photovoltaic array | |
| CN206640339U (en) | A kind of portable hand-held formula current output device | |
| CN103190065A (en) | Power supply device | |
| CN109905942A (en) | A kind of LED dim signal control circuit and system | |
| CN208904970U (en) | A kind of pulse signal generation device | |
| CN206517300U (en) | A kind of constant current input power controls circuit | |
| CN107231006A (en) | Alterating and direct current source control device, toolroom machine and dust catcher with the device | |
| CN107358932B (en) | A kind of power control circuit and method, display device | |
| CN109839524A (en) | Voltage dip generator and voltage dip control system | |
| CN208861180U (en) | The detection device of generator set controller revolving speed output circuit | |
| CN208971419U (en) | A kind of motor-drive circuit of communication with the outside world | |
| CN209357050U (en) | A kind of OTG equipment | |
| CN208971188U (en) | A kind of wireless charging circuit, system, electronic equipment and wireless power adapter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |