CN108899973A - A kind of power supply adaptor - Google Patents
A kind of power supply adaptor Download PDFInfo
- Publication number
- CN108899973A CN108899973A CN201810869567.0A CN201810869567A CN108899973A CN 108899973 A CN108899973 A CN 108899973A CN 201810869567 A CN201810869567 A CN 201810869567A CN 108899973 A CN108899973 A CN 108899973A
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- circuit
- power
- delivery outlet
- output
- power supply
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- 230000006698 induction Effects 0.000 claims abstract description 31
- 238000012545 processing Methods 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 12
- 230000005611 electricity Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- H02J7/022—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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- H02J7/025—
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- H02J7/027—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
Abstract
The invention belongs to power technique fields, provide a kind of power supply adaptor comprising connect the input port of external power supply, be used for input ac power；The first delivery outlet for connecting charging cable, for receiving end wired charging；Second delivery outlet connects induction coil, for the wireless charging to receiving end；Wired charging circuit is exported by first delivery outlet to charge prepd；Wireless charging circuit includes driving circuit, resonance circuit, feed circuit, signal processing circuit and microprocessor；Driving circuit generates the AC signal of certain frequency, and the resonance circuit is connect with the driving circuit and second delivery outlet, to supply electric power needed for receiving end.Be provided simultaneously with the function of wired charging and wireless charging, and by the external induction coil of delivery outlet, by its induction coil independently of adapter except, quiescent operation power can be substantially reduced.
Description
Technical field
The invention belongs to power technique fields more particularly to a kind of power supply adaptors.
Background technique
The power supply adaptor peddled on the market generally only has the function of wired charging, and is generally peddled on the market
Wireless charging base be all unworthy of paying an adapter, when consumer needs simultaneously using wired charging and wireless charging function, need
Two different charging equipments are configured, the puzzlement for causing consumer very big.
In addition, power transmission is that the energy generated by LC resonance passes in the inductive power supply circuit of 3C electronic industry at present
Therefore receiving end, is needed to export a detecting electric power, is connect with determining whether with power supply needed for charger when finding receiving end
Receiving end then just has electric power output, such as without receiving end, transmitting terminal can only export detecting electric power, and the detecting is electric if any receiving end
Power can greatly increase the excess loss of circuit.
Summary of the invention
The purpose of the present invention is to provide a kind of power supply adaptors, it is intended to solve wired present in traditional technical solution
Charging and wireless charging can not be general problem.
A kind of power supply adaptor, the power supply adaptor include：
Input port connects external power supply, is used for input ac power；
First delivery outlet connects charging cable, for charge prepd wired charging；
Second delivery outlet connects induction coil, for the wireless charging to receiving end；
Wired charging circuit is connected between the input port and first delivery outlet, and the wired charging circuit will
Alternating current is converted into DC low voltage power supply, is exported by first delivery outlet to charge prepd；
Wireless charging circuit is connected between the input port and second delivery outlet, the wireless charging circuit packet
Include driving circuit, resonant capacitance, the first feed circuit, signal processing circuit and microprocessor；The driving circuit generates certain
The AC signal of frequency, the resonant capacitance are connect with the driving circuit and second delivery outlet, to connect described in supply
Electric power needed for receiving end, second delivery outlet obtain the modulated signal that receiving end exports, the modulation by the induction coil
Signal is transmitted to the microprocessor after the processing of the signal processing circuit, and the microprocessor is believed according to the modulation
Number and first feed circuit obtained by voltage or current data output power control data, change the defeated of the driving circuit
Out.
In one embodiment, the Electric control data are electric by the output frequency or driving for changing driving circuit
Pressure or pulse bandwidth, to change driving circuit output.
In one embodiment, further include charging indicator light, the charging indicator light and first delivery outlet and
The second delivery outlet connection, to show the charged state of first delivery outlet and second delivery outlet receiving end.
It in one embodiment, further include NFC coil, the NFC coil is connect with second delivery outlet, to obtain
The product information of receiving end.
It in one embodiment, further include temperature sensor, the temperature sensor is connect with the microprocessor, is used
In detection induction coil operating temperature.
In one embodiment, first delivery outlet is base, and second delivery outlet is male seat, convenient for users to
Identification.
In one embodiment, first delivery outlet is male seat, and second delivery outlet is base, convenient for users to
Identification.
It in one embodiment, further include power detection module, the power detection module and power supply control electricity
Road and microprocessor connection, the power detection module is for detecting first delivery outlet and second delivery outlet
Output power, when the output power be greater than the power supply adaptor rated output power when, controlled by the power supply
Circuit and the microprocessor distribute first delivery outlet and the two delivery outlets output power.
In one embodiment, first delivery outlet and second delivery outlet are that USB interface or round power supply are defeated
Outlet.
In addition, the present invention also provides a kind of power supply adaptor, the power supply adaptor includes：
Input port connects external power supply, is used for input ac power；
Power output, the power output connection charging cable or induction coil；
Wired charging circuit is connected between the input port and first delivery outlet, and the wired charging circuit will
Alternating current is converted into DC low voltage power supply, is exported by first delivery outlet to charge prepd；
Wireless charging circuit is connected between the input port and second delivery outlet, the wireless charging circuit packet
Include driving circuit, resonant capacitance, the first feed circuit, signal processing circuit and microprocessor；The driving circuit generates certain
The AC signal of frequency, the resonant capacitance are connect with the driving circuit and second delivery outlet, to connect described in supply
Electric power needed for receiving end, second delivery outlet obtain the modulated signal that receiving end exports, the modulation by the induction coil
Signal is transmitted to the microprocessor after the processing of the signal processing circuit, and the microprocessor is believed according to the modulation
Number and first feed circuit obtained by voltage or current data output power control data, change the defeated of the driving circuit
Out；
Circuit for detecting, the circuit for detecting are connect respectively at the wired charging circuit and the wireless charging circuit,
The circuit for detecting is used to detect the access style of the power output, and the circuit for detecting selects wired according to detecting result
Output circuit or wireless output circuit out-put supply.
Circuit needed for wired charging and wireless charging is placed in the same power supply adaptor by above-mentioned power supply adaptor,
It is provided simultaneously with the function of wired charging and wireless charging, and by the external induction coil of delivery outlet, by its induction coil independence
Except adapter, this can accomplish thinner not only in wireless charging base, and external form is easier to design, and does not access in induction coil
When delivery outlet, adapter can not constitute complete resonant tank, will not export detecting electric power, can substantially reduce quiescent operation function
Rate.
Detailed description of the invention
Fig. 1 is the electrical block diagram for the power supply adaptor that first embodiment of the invention provides；
Fig. 2 is the structural schematic diagram for the power supply adaptor that first embodiment of the invention provides；
Fig. 3 is the electrical block diagram of wired charging circuit in power supply adaptor shown in FIG. 1；
Fig. 4 is the electrical block diagram of wireless line charging circuit in power supply adaptor shown in FIG. 1；
Fig. 5 is the electrical block diagram of another embodiment of wireless charging circuit in power supply adaptor shown in FIG. 1；
Fig. 6 is the electrical block diagram for the power supply adaptor that second embodiment of the invention provides；
Fig. 7 is the structural schematic diagram for the power supply adaptor that second embodiment of the invention provides；
Fig. 8 is the partial circuit schematic diagram for the power supply adaptor that second embodiment of the invention provides；
Fig. 9 is the product stereoscopic schematic diagram for the power supply adaptor that second embodiment of the invention provides.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 shows the structural schematic diagram of the power supply adaptor in the first embodiment of present pre-ferred embodiments offer.
As depicted in figs. 1 and 2, a kind of power supply adaptor, the power supply adaptor include：Input port 10, wired charging circuit
20, wireless charging circuit 30, the first delivery outlet 40 and the second delivery outlet 50.Input port 10 connects external power supply, hands over for inputting
Galvanic electricity source；First delivery outlet 40 connects external charging line, for charge prepd wired charging；The connection induction of second delivery outlet 50
Coil 34, for the wireless charging to receiving end；Wired charging circuit 20 is connected between input port 10 and the first delivery outlet 40,
By the output of the first delivery outlet 40 to charge prepd, wireless charging circuit 30, be connected to input port 10 and the second delivery outlet 50 it
Between.
As shown in figure 3, alternating current is converted into DC low voltage power supply by wired charging circuit 20, exported by the first delivery outlet 40
To charge prepd.Wired charging circuit 20 includes current rectifying and wave filtering circuit 21, coupling circuit 22, output circuit 23, power supply control electricity
Road 24 and the second feed circuit 25, current rectifying and wave filtering circuit 21 are connect with input port 10, and the alternating voltage that input port 10 is inputted turns
It is changed to DC low-voltage voltage, which is exported by coupling circuit 22 and output circuit 23 to the first delivery outlet 40, power supply
Control circuit 24 is connect with the second feed circuit 25 and current rectifying and wave filtering circuit 21, and the second feed circuit 25 connects output circuit 23,
Second feed circuit 25 is by the Voltage Feedback of output circuit 23 to power control circuit 24, and power control circuit 24 is according to output electricity
The voltage control coupling circuit 22 and current rectifying and wave filtering circuit 21 on road 23, to control the output of wired charging circuit 20 to the first delivery outlet
40 voltage.
As shown in figure 4, wireless charging circuit 30 is connected between input port 10 and the second delivery outlet 50, wireless charging circuit
30 include driving circuit 32, resonant capacitance 33, the first feed circuit 35, signal processing circuit 36 and microprocessor 31；Driving electricity
Road 32 generates the AC signal of certain frequency, and resonant capacitance 33 is connect with driving circuit 32 and the second delivery outlet 50, with supply
Electric power needed for receiving end, the second delivery outlet 50 obtain the modulated signal of receiving end output, modulated signal warp by induction coil 34
It is transmitted to microprocessor 31 after crossing the processing of signal processing circuit 36, microprocessor 31 is according to modulated signal and the first feed circuit
35 gained voltages or current data output power control data, change the output of driving circuit 32.Specifically, microprocessor 31
The Electric control data of output pass through output frequency, driving voltage or the pulse bandwidth of driving circuit 32, defeated to change electric power
Out.In the second 50 external induction coil 34 of delivery outlet, NFC coil is connect with the second delivery outlet 50, and power supply adaptor passes through NFC
The product information of coil acquisition receiving end.
First delivery outlet 40 and the second delivery outlet 50 are USB interface or round power output 40 '.The USB interface is
USB2.0, USB3.0 or Type-C interface etc., is used for transmission power supply.First delivery outlet 40 is base, and the second delivery outlet 50 is public affairs
Seat or the first delivery outlet 40 are male seat, and the second delivery outlet 50 is base, convenient for users to identification.
For the safty in use, power supply adaptor provided in an embodiment of the present invention further includes temperature sensor, temperature sensor
For detecting the operating temperature of power supply adaptor, when operating temperature is greater than preset temperature, pass through microprocessor 31 and power supply control
The control of circuit 24 processed disconnects the output of the first delivery outlet 40 and the second delivery outlet 50.
It further, further include power detection module, power detection module and power control circuit 24 and microprocessor 31
Connection, power detection module is used to detect the output power of the first delivery outlet 40 and the second delivery outlet 50, when output power is greater than
It is defeated by the power control circuit 24 and the distribution first of the microprocessor 31 when the rated output power of power supply adaptor
Outlet 40 and 50 output power of the second delivery outlet.
It further, further include charging indicator light, charging indicator light is connect with the first delivery outlet 40 and the second delivery outlet 50,
To show the charged state of the first delivery outlet 40 and 50 receiving end of the second delivery outlet.Specifically, charging indicator light includes the
One indicator light and the second indicator light, the first indicator light are connect with the first delivery outlet 40, and the second indicator light and the second delivery outlet 50 connect
It connects, when the first delivery outlet 40 has voltage output, the first indicator light is bright, and when the second delivery outlet 50 has voltage output, second refers to
Show that lamp is bright.
In order not to consume too big electric power, transmitting terminal only can send out detecting electric power usually, via LC resonance, pass through induction coil
34 send detecting electric power, to determine whether receiving end connection, access if any receiving end, electric power output are just had, such as without receiving end
Access, transmitting terminal can only export detecting electric power, and the output of its induction coil 34 is connected on interface by the embodiment of the present invention, when not having
When plugging induction coil 34, then it is not required to output detecting electric power, substantially reduces transmitting terminal static power consumption.
As shown in figure 5, in another embodiment, wireless charging circuit 30 includes driving circuit 32, resonant capacitance 33, second
Feed circuit 25, signal processing circuit 36, microprocessor 31 and adjustable voltage circuit 37.Adjustable voltage circuit 37 and driving circuit
32 connections, provide the supply voltage of driving circuit 32, and driving circuit 32 generates the AC signal of certain frequency, resonant capacitance 33 with
Driving circuit 32 and the connection of the second delivery outlet 50, to supply electric power needed for receiving end, the second delivery outlet 50 passes through induction coil
34 obtain the modulated signal of receiving end output, and modulated signal is transmitted to microprocessor after the processing of signal processing circuit 36
31, microprocessor 31 controls data according to modulated signal and 35 gained voltage of the first feed circuit or current data output power,
Change the output of driving circuit 32.Specifically, the Electric control data that microprocessor 31 exports are by changing adjustable electric
37 output voltage of volt circuit, and then change output power size.Wherein, which is by resonant capacitance 33 and induction coil
34 are constituted, and using the resonance characteristic of resonance circuit, deliver power to receiving end, receiving end obtains this electric power, judges its electric power
Electric power with required electric power is poor, and converts thereof into modulated signal, which is transmitted to induction coil 34 through overmodulated circuit.
As shown in Figure 6 and Figure 7, the power supply adaptor in another embodiment provided the present invention also provides preferred embodiment
Structural schematic diagram.A kind of power supply adaptor, including：Input port 10 ', wired charging circuit 20 ', wireless charging circuit 30 ', electricity
Extraction slit 40 ' and circuit for detecting 50 '.Input port 10 ' connects external power supply, is used for input ac power；Power output 40 '
Connect charging cable or induction coil 34；Wired charging circuit 20 ', is connected between input port 10 ' and power output 40 ', has
Line charging circuit 20 ' is connected between input port 10 ' and power output 40 ', is produced by the output of power output 40 ' to charging
Product.Fig. 9 is the product stereoscopic schematic diagram for the power supply adaptor that embodiment provides.
As shown in figure 3, alternating current is converted into DC low voltage power supply by wired charging circuit 20 ', it is defeated by power output 40 '
Out to charge prepd.Wired charging circuit 20 ' includes current rectifying and wave filtering circuit 21, coupling circuit 22, output circuit 23, power supply control
Circuit 24 and the second feed circuit 25, current rectifying and wave filtering circuit 21 are connect with input port 10 ', the alternating current that input port 10 ' is inputted
Pressure is converted to DC low-voltage voltage, which is exported by coupling circuit 22 and output circuit 23 to power output 40 ',
Power control circuit 24 is connect with the second feed circuit 25 and current rectifying and wave filtering circuit 21, and the second feed circuit 25 connects output circuit
23, the second feed circuit 25 is by the Voltage Feedback of output circuit 23 to power control circuit 24, and power control circuit 24 is according to defeated
The voltage control coupling circuit 22 and current rectifying and wave filtering circuit 21 of circuit 23 out, to control the output of wired charging circuit 20 ' to power supply
The voltage of delivery outlet 40 '.
As shown in figure 4, wireless charging circuit 30 ' is connected between input port 10 ' and power output 40 ', wireless charging
Circuit 30 includes driving circuit 32, resonant capacitance 33, the first feed circuit 35, signal processing circuit 36 and microprocessor 31；It drives
Dynamic circuit 32 generates the AC signal of certain frequency, and resonant capacitance 33 is connect with driving circuit 32 and power output 40 ', with
Electric power needed for supplying receiving end, power output 40 ' obtain the modulated signal of receiving end output, modulation letter by induction coil 34
Microprocessor 31 number is transmitted to after the processing of signal processing circuit 36, microprocessor 31 is fed back according to modulated signal and first
35 gained voltage of circuit or current data output power control data, change the output of driving circuit 32.
As shown in Figure 6 and Figure 8, circuit for detecting 50 ' connects respectively at wired charging circuit 20 ' and wireless charging circuit 30 '
It connects, circuit for detecting 50 ' is used to detect the access style of power output 40 ', and circuit for detecting 50 ' selects wired according to detecting result
23 out-put supply of output circuit 23 or wireless output circuit.Specifically, as shown in figure 5, when power output 40 ' do not plug it is any
Product, the detection signal that at this moment circuit for detecting 50 ' is sent out is no any voltage output at the end RX DATA, therefore be can determine whether
Power output 40 ' is without in use.Since resonant capacitance C1 has resonance characteristic, the detecting of submitting with induction coil L1
When signal such as power output 40 ' connects induction coil L1, and resonance potential just can be detected at the end RX DATA in that, or in electricity
It hinders and resonance current can be detected on R1, adapter is in wireless charging state.When power output 40 ' connects charging cable, submitting
Detection signal when, since electronic product does not have induction coil L1 characteristic, the voltage detected by the end RX DATA is inevitable
Electric current on or resistance R1 different from resonance potential also can be with resonance current difference, therefore just can determine whether that user wants is straight
Galvanic electricity source.When confirmation power output 40 ' is desirable for DC power supply, the end DCON exports high level at this time, and switch S1 is opened, nothing
Line charging circuit stops working.Switch S1 can by MOS or other etc. associated electricals switching circuitry constitute, when confirmation power output
40 ' connection induction coils 34, the end DCON exports low level at this time, and switch S1 is closed, and wireless charging circuit is started to work.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of power supply adaptor, which is characterized in that the power supply adaptor includes：
Input port connects external power supply, is used for input ac power；
First delivery outlet connects charging cable, for charge prepd wired charging；
Second delivery outlet connects induction coil, for the wireless charging to receiving end；
Wired charging circuit is connected between the input port and first delivery outlet, and the wired charging circuit is by alternating current
It is converted into DC low voltage power supply, is exported by first delivery outlet to charge prepd；
Wireless charging circuit is connected between the input port and second delivery outlet, and the wireless charging circuit includes driving
Dynamic circuit, resonant capacitance, the first feed circuit, signal processing circuit and microprocessor；The driving circuit generates certain frequency
AC signal, the resonant capacitance is connect with the driving circuit and second delivery outlet, to supply the receiving end
Required electric power, second delivery outlet obtain the modulated signal that receiving end exports, the modulated signal by the induction coil
Be transmitted to the microprocessor after the processing of the signal processing circuit, the microprocessor according to the modulated signal and
Voltage obtained by first feed circuit or current data output power control data, change the output of the driving circuit.
2. power supply adaptor as described in claim 1, which is characterized in that the Electric control data are by changing driving circuit
Output frequency or driving voltage or pulse bandwidth, to change driving circuit output.
3. power supply adaptor as described in claim 1, which is characterized in that it further include charging indicator light, the charging indicator light
It is connect with first delivery outlet and second delivery outlet, to show first delivery outlet and second delivery outlet
The charged state of receiving end.
4. power supply adaptor as described in claim 1, which is characterized in that further include NFC coil, the NFC coil with it is described
Second delivery outlet connection, to obtain the product information of receiving end.
5. power supply adaptor as described in claim 1, which is characterized in that it further include temperature sensor, the temperature sensor
It is connect with the microprocessor, for detecting induction coil operating temperature.
6. power supply adaptor as described in claim 1, which is characterized in that first delivery outlet is base, and described second is defeated
Outlet is male seat, convenient for users to identification.
7. power supply adaptor as described in claim 1, which is characterized in that first delivery outlet is male seat, and described second is defeated
Outlet is base, convenient for users to identification.
8. power supply adaptor as described in claim 1, which is characterized in that it further include power detection module, the power detection
Module is connect with the power control circuit and the microprocessor, and the power detection module is defeated for detecting described first
The output power of outlet and second delivery outlet, when the output power is greater than the rated output power of the power supply adaptor
When, first delivery outlet is distributed by the power control circuit and the microprocessor and two delivery outlet exports
Power.
9. power supply adaptor as described in claim 1, which is characterized in that first delivery outlet and second delivery outlet are
USB interface or round power output.
10. a kind of power supply adaptor, which is characterized in that the power supply adaptor includes：
Input port connects external power supply, is used for input ac power；
Power output, the power output connection charging cable or induction coil；
Wired charging circuit is connected between the input port and the power output, and the wired charging circuit is by alternating current
It is converted into DC low voltage power supply, is exported by the power output to charge prepd；
Wireless charging circuit is connected between the input port and the power output, and the wireless charging circuit includes driving
Dynamic circuit, resonant capacitance, the first feed circuit, signal processing circuit and microprocessor；The driving circuit generates certain frequency
AC signal, the resonant capacitance is connect with the driving circuit and the power output, to supply needed for receiving end
Electric power, the power output obtain the modulated signal that receiving end exports by the induction coil, and the modulated signal is passed through
It is transmitted to the microprocessor after the processing of the signal processing circuit, the microprocessor is according to the modulated signal and described
Voltage obtained by first feed circuit or current data output power control data, change the output of the driving circuit；
Circuit for detecting, the circuit for detecting is connect respectively at the wired charging circuit and the wireless charging circuit, described
Circuit for detecting is used to detect the access style of the power output, and the circuit for detecting selects wired output according to detecting result
Circuit or wireless output circuit out-put supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869567.0A CN108899973A (en) | 2018-08-02 | 2018-08-02 | A kind of power supply adaptor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869567.0A CN108899973A (en) | 2018-08-02 | 2018-08-02 | A kind of power supply adaptor |
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| CN108899973A true CN108899973A (en) | 2018-11-27 |
Family
ID=64352974
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| CN201810869567.0A Pending CN108899973A (en) | 2018-08-02 | 2018-08-02 | A kind of power supply adaptor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347187A (en) * | 2018-12-15 | 2019-02-15 | 泉州市宇朔工业设计有限公司 | Charger, wireless charging pedestal and wireless charging device |
| WO2020233445A1 (en) * | 2019-05-19 | 2020-11-26 | 华乙半导体(深圳)有限公司 | Power adapter and charging method |
| WO2021043125A1 (en) * | 2019-09-03 | 2021-03-11 | 华乙半导体(深圳)有限公司 | Power supply adapter, mobile terminal charging system and charging method |
| WO2022089243A1 (en) * | 2020-10-27 | 2022-05-05 | 深圳英派森科技有限公司 | Adapter having wireless charging extension function, and wireless charging device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158269A (en) * | 2014-08-11 | 2014-11-19 | 长城信息产业股份有限公司 | Wireless charging transmitter, receiver, charging device and wireless charging method |
| CN104377970A (en) * | 2014-12-01 | 2015-02-25 | 山东共达电声股份有限公司 | Power adapter |
| CN105098890A (en) * | 2015-07-23 | 2015-11-25 | 深圳市华宝新能源有限公司 | Charging data line and charger |
| KR101604228B1 (en) * | 2014-12-05 | 2016-03-18 | 주식회사 아이엠텍 | A combined wire-wireless charger for smart phone |
| WO2017111859A1 (en) * | 2015-12-24 | 2017-06-29 | Intel Corporation | Electronic system having power adapter for wired and wireless charging |
| CN107706972A (en) * | 2017-09-30 | 2018-02-16 | 湖南海翼电子商务股份有限公司 | Power output control method, circuit and charging device for charging device |
-
2018
- 2018-08-02 CN CN201810869567.0A patent/CN108899973A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158269A (en) * | 2014-08-11 | 2014-11-19 | 长城信息产业股份有限公司 | Wireless charging transmitter, receiver, charging device and wireless charging method |
| CN104377970A (en) * | 2014-12-01 | 2015-02-25 | 山东共达电声股份有限公司 | Power adapter |
| KR101604228B1 (en) * | 2014-12-05 | 2016-03-18 | 주식회사 아이엠텍 | A combined wire-wireless charger for smart phone |
| CN105098890A (en) * | 2015-07-23 | 2015-11-25 | 深圳市华宝新能源有限公司 | Charging data line and charger |
| WO2017111859A1 (en) * | 2015-12-24 | 2017-06-29 | Intel Corporation | Electronic system having power adapter for wired and wireless charging |
| CN107706972A (en) * | 2017-09-30 | 2018-02-16 | 湖南海翼电子商务股份有限公司 | Power output control method, circuit and charging device for charging device |
Non-Patent Citations (1)
| Title |
|---|
| 崔万安主编: "《新编电动自行车修理498问》", 31 August 2014, 金盾出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109347187A (en) * | 2018-12-15 | 2019-02-15 | 泉州市宇朔工业设计有限公司 | Charger, wireless charging pedestal and wireless charging device |
| WO2020233445A1 (en) * | 2019-05-19 | 2020-11-26 | 华乙半导体(深圳)有限公司 | Power adapter and charging method |
| WO2021043125A1 (en) * | 2019-09-03 | 2021-03-11 | 华乙半导体(深圳)有限公司 | Power supply adapter, mobile terminal charging system and charging method |
| WO2022089243A1 (en) * | 2020-10-27 | 2022-05-05 | 深圳英派森科技有限公司 | Adapter having wireless charging extension function, and wireless charging device |
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Application publication date: 20181127 |