CN109149672A - A kind of wireless charging method and system - Google Patents
A kind of wireless charging method and system Download PDFInfo
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- CN109149672A CN109149672A CN201710491436.9A CN201710491436A CN109149672A CN 109149672 A CN109149672 A CN 109149672A CN 201710491436 A CN201710491436 A CN 201710491436A CN 109149672 A CN109149672 A CN 109149672A
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- H02J7/025—
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Abstract
The present invention provides a kind of wireless charging method and systems, wherein the described method includes: energy acceptance end determines the demand power of load；Energy acceptance end sends instruction message to energy transmitting end, wherein instruction message is used to indicate the demand power of determining load；Energy acceptance end receives the rechargeable energy of energy transmitting end transmitting, wherein the rechargeable energy of energy transmitting end transmitting is the rechargeable energy after energy transmitting end is adjusted according to instruction message, and the transmission channel of instruction message and the transmission channel of rechargeable energy are mutually indepedent.By adopting the above technical scheme, it solves in the related technology, the energy transmitting end of wireless charger effectively can not adjust the problem of energy exports according to the changed power of load.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of wireless charging method and system.
Background technique
Wireless charging technology (Wireless charging technology；Wireless charge
Technology), it is derived from wireless power transmission technology, low-power wireless charging (such as charges to mobile phone frequently with induction
Qi mode), high-power wireless charging is frequently with resonant mode (most of electric car charging use this mode) by power supply unit
(charger) transmits its energy to the device of electricity consumption, which charges to battery using the energy received, and supplies it simultaneously
Body running is used.
Due to transmitting energy between charger and power device with magnetic field, do not run wires between the two, therefore charge
Device and the device of electricity consumption can accomplish that no conductive junction point is exposed.
The wireless signal transmission between the receiving end and transmitting terminal of general wireless charger and energy pass on the market at present
Interference is easily caused between defeated, or even can cover the transmission of wireless signal when energy transmission is larger, causes transmitting terminal effective
Energy output is adjusted according to the changed power of load.
For in the related technology, the energy transmitting end of wireless charger accurately can not adjust energy according to the changed power of load
It the problem of amount output, not yet puts forward effective solutions.
Summary of the invention
The embodiment of the invention provides a kind of wireless charging method and systems, at least to solve wireless charging in the related technology
The problem of energy transmitting end of device effectively can not adjust energy output according to the changed power of load.
According to an aspect of the invention, there is provided a kind of wireless charging method, comprising:
Energy acceptance end determines the demand power of load；
The energy acceptance end sends instruction message to energy transmitting end, wherein the instruction message is used to indicate determination
The load demand power；
The energy acceptance end receives the rechargeable energy of the energy transmitting end transmitting, wherein the energy transmitting end hair
The rechargeable energy penetrated is the rechargeable energy after the energy transmitting end is adjusted according to the instruction message, the biography of the instruction message
Defeated channel and the transmission channel of the rechargeable energy are mutually indepedent.
Preferably, after the energy acceptance end receives the rechargeable energy that the energy transmitting end emits, the method is also
It include: that the energy acceptance end handles rechargeable energy progress rectifying and wave-filtering processing and/or buck, and fills described
Electric flux is supplied to the load.
Preferably, after the energy acceptance end receives the rechargeable energy that the energy transmitting end emits, the method is also
It include: after the rechargeable energy is carried out rectifying and wave-filtering processing and buck processing by the energy acceptance end, to be connect for the energy
The functional circuit of terminating inter is powered.
According to another aspect of the present invention, a kind of wireless charging method is additionally provided, comprising:
Energy transmitting end receives the instruction message that energy acceptance end is sent, wherein the instruction message is used to indicate load
Demand power；
The energy transmitting end adjusts rechargeable energy to be launched according to the instruction message；
The energy transmitting end emits the rechargeable energy after adjusting to the energy acceptance end, wherein the finger
The transmission channel for showing message and the transmission channel of the rechargeable energy are mutually indepedent.
Preferably, before the energy transmitting end adjusts rechargeable energy to be launched according to the instruction message, the side
Method further include: what is carried in the output power of the more current rechargeable energy in energy transmitting end and the instruction message is described negative
The size of the demand power of load, and judge whether to adjust rechargeable energy according to the instruction message.
Preferably, when the need of the load carried in the output power of the current rechargeable energy and the instruction message
Ask power it is not of uniform size when the energy transmitting end determine charge capacity adjusted according to the instruction message.
According to another aspect of the present invention, a kind of wireless charging system is additionally provided, comprising:
Energy acceptance end, connection load for determining the demand power of the load, and send to energy transmitting end and indicate
Message, wherein the instruction message is used to indicate the demand power of the determining load；
Energy transmitting end, for adjusting rechargeable energy according to the instruction message, and by the rechargeable energy after adjusting
Emit to the energy acceptance end, wherein the transmission channel of the instruction message and the transmission channel of the rechargeable energy are mutual
It is independent.
Preferably, the energy acceptance end includes:
First voltage sample circuit, for determining the demand power of the load；
Wireless signal transmission circuit, for sending instruction message to the energy transmitting end；
Wherein, the first voltage sample circuit and the wireless signal transmission circuit are separately connected first control circuit.
Preferably, the energy acceptance end further include:
First LC oscillating circuit, for receiving the rechargeable energy of the energy transmitting end transmitting；
First current rectifying and wave filtering circuit connects the first LC oscillating circuit, for the rechargeable energy carry out rectification and
Filtering；
Step-up/step-down circuit is separately connected first current rectifying and wave filtering circuit, the first control circuit and the load, uses
In to the load offer rechargeable energy.
Preferably, the energy transmitting end includes: second control circuit, driving circuit and inverter circuit, wherein described
Two control circuits issue control signal, by the amplification of the driving circuit, input the inverter circuit and carry out inversion control
System.
Preferably, the energy transmitting end further include: the 2nd LC oscillating circuit connects the inverter circuit, for emitting
The rechargeable energy；Second voltage sample circuit is separately connected the 2nd LC oscillating circuit and the second control circuit,
For determining the current rechargeable energy in the energy transmitting end；Wireless signal receiving circuit connects the second control circuit, uses
In the instruction message that the reception energy acceptance end is sent, and the instruction message is sent to the second control circuit.
Preferably, the energy transmitting end further include: the second current rectifying and wave filtering circuit is separately connected constant voltage source and described inverse
The energy for the energy from the constant voltage source to be rectified and filtered, and is sent to the inversion by power transformation road
Circuit.
Through the invention, energy transmitting end adjusts rechargeable energy according to the instruction message that energy acceptance end is sent, and will adjust
Rechargeable energy after section emits to energy acceptance end, is supplied to corresponding load through energy acceptance end, wherein the biography of instruction message
The transmission channel of defeated channel and rechargeable energy is mutually indepedent.By adopting the above technical scheme, it solves in the related technology, wireless charging
The problem of energy transmitting end of device effectively can not adjust energy output according to the changed power of load, and then can be sent out to avoid energy
Penetrate between end and energy acceptance end instruction information transmission with rechargeable energy transmit interferes with each other, allow wireless charger according to
The demand power flexible in size of load adjusts output power, improves charge efficiency.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of hardware block diagram of the terminal of wireless charging method of the embodiment of the present invention；
Fig. 2 is the flow chart of according to embodiments of the present invention 1 wireless charging method；
Fig. 3 is another flow chart of according to embodiments of the present invention 1 wireless charging method；
Fig. 4 is the structural block diagram of according to embodiments of the present invention 2 wireless charging system；
Fig. 5 is the structural block diagram at the middle energy acceptance end of according to embodiments of the present invention 2 wireless charging system；
Fig. 6 is the structural block diagram at the middle energy transmitting end of according to embodiments of the present invention 2 wireless charging system.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
Embodiment 1
According to embodiments of the present invention, a kind of wireless charging method embodiment is additionally provided, it should be noted that in attached drawing
The step of process illustrates can execute in a computer system such as a set of computer executable instructions, although also,
Logical order is shown in flow chart, but in some cases, it can be to be different from shown by sequence execution herein or retouch
The step of stating.
Embodiment of the method provided by the embodiment of the present application 1 can be in mobile terminal, terminal or similar fortune
It calculates and is executed in device.For running on computer terminals, Fig. 1 is a kind of meter of wireless charging method of the embodiment of the present invention
The hardware block diagram of calculation machine terminal.As shown in Figure 1, terminal 10 may include that one or more (only shows one in figure
It is a) (processor 102 can include but is not limited to the processing of Micro-processor MCV or programmable logic device FPGA etc. to processor 102
Device), memory 104 for storing data and the transmitting device 106 for communication function.Ordinary skill people
Member does not cause to limit it is appreciated that structure shown in FIG. 1 only signal to the structure of above-mentioned electronic device.For example, calculating
Machine terminal 10 may also include than shown in Fig. 1 more perhaps less component or with the configuration different from shown in Fig. 1.
Memory 104 can be used for storing the software program and module of application software, such as the page in the embodiment of the present invention
Corresponding program instruction/the module of the processing method of content, the software journey that processor 102 is stored in memory 104 by operation
Sequence and module realize the Hole Detection side of above-mentioned application program thereby executing various function application and data processing
Method.Memory 104 may include high speed random access memory, may also include nonvolatile memory, as one or more magnetism is deposited
Storage device, flash memory or other non-volatile solid state memories.In some instances, memory 104 can further comprise opposite
In the remotely located memory of processor 102, these remote memories can pass through network connection to terminal 10.It is above-mentioned
The example of network includes but is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Transmitting device 106 is used to that data to be received or sent via a network.Above-mentioned network specific example may include
The wireless network that the communication providers of terminal 10 provide.In an example, transmitting device 106 includes that a network is suitable
Orchestration (Network Interface Controller, NIC), can be connected by base station with other network equipments so as to
Internet is communicated.In an example, transmitting device 106 can be radio frequency (Radio Frequency, RF) module,
For wirelessly being communicated with internet.
Under above-mentioned running environment, this application provides wireless charging methods as shown in Figure 2.Fig. 2 is according to the present invention
The flow chart of the wireless charging method of embodiment 1, as shown in Figure 2, comprising the following steps:
Step S202, energy acceptance end determine the demand power of load；
Step S204, energy acceptance end send instruction message to energy transmitting end, wherein instruction message is used to indicate determination
Load demand power；
Step S206, energy acceptance end receive the rechargeable energy of energy transmitting end transmitting, wherein the transmitting of energy transmitting end
Rechargeable energy is the rechargeable energy after energy transmitting end is adjusted according to instruction message, the transmission channel and rechargeable energy of instruction message
Transmission channel it is mutually indepedent.
Through the above technical solutions, energy acceptance end determines the demand power of load, then sends and refer to energy transmitting end
Show message, wherein instruction message is used to indicate the demand power of determining load, and energy acceptance end receives the transmitting of energy transmitting end
Rechargeable energy, wherein the rechargeable energy of energy transmitting end transmitting is charging after energy transmitting end is adjusted according to instruction message
Energy, the transmission channel of instruction message and the transmission channel of rechargeable energy are mutually indepedent.It solves in the related technology, wireless charging
The problem of energy transmitting end of device effectively can not adjust energy output according to the changed power of load, and then can be sent out to avoid energy
The wireless signal transmission penetrated between end and energy acceptance end is interfered with each other with energy transmission, allows wireless charger according to load
Demand power flexible in size adjust output power, improve charge efficiency.
It should be noted that load as mentioned in the embodiments of the present invention can be mobile phone, pad, laptop, shave
Knife, desk lamp etc. are arbitrarily furnished with the load of wireless charger, it is not limited here.Instruction message (is equivalent in the embodiment of the present invention
Wireless signal) can be transmitted by the band transmissions of 2.4G or by electromagnetic coil, rechargeable energy (is the equal of electricity
Stream) can be transmitted by electromagnetic coil, guarantee between the transmission of instruction message and energy transmission mutually indepedent, do not do mutually
It disturbs.Certainly, the transmission channel of instruction message and energy-transmission channel are also possible to any other available channel, and the present embodiment is to this
It is not construed as limiting.
In an optional example of the embodiment of the present invention, after above-mentioned steps S206, this method further include: energy acceptance
Rechargeable energy is carried out rectifying and wave-filtering processing at end and/or buck is handled, and rechargeable energy is supplied to load.
In an optional example of the embodiment of the present invention, after above-mentioned steps S206, this method further include: energy acceptance
It is the functional circuit power supply inside energy acceptance end after rechargeable energy is carried out rectifying and wave-filtering processing and buck processing by end.It needs
It is noted that may include multiple functional circuits, such as control circuit, voltage sampling circuit etc. inside energy acceptance end, often
One functional circuit has required power supply circuit to provide electric energy, to guarantee to operate normally.
The above-mentioned technical proposal of embodiment for a better understanding of the present invention, the present embodiment additionally provide a kind of from energy hair
The angle for penetrating end describes the process of wireless charging method.Fig. 3 is another stream of according to embodiments of the present invention 1 wireless charging method
Cheng Tu, as shown in Figure 3, comprising the following steps:
Step S302, energy transmitting end receive the instruction message that energy acceptance end is sent, wherein instruction message is used to indicate
The demand power of load；
Step S304, energy transmitting end adjust rechargeable energy to be launched according to instruction message；
Step S306, energy transmitting end emit the rechargeable energy after adjusting to energy acceptance end, wherein instruction message
Transmission channel and the transmission channel of rechargeable energy are mutually indepedent.
Through the above technical solutions, energy transmitting end receives the instruction message that energy acceptance end is sent, wherein instruction message
It is used to indicate the demand power of load, then energy transmitting end adjusts rechargeable energy to be launched, energy hair according to instruction message
It penetrates end to emit the rechargeable energy after adjusting to stating energy acceptance end, wherein the transmission channel of instruction message and rechargeable energy
Transmission channel is mutually indepedent.It solves in the related technology, the energy transmitting end of wireless charger can not be effectively according to the function of load
The problem of rate variation adjustment energy output, and then it is defeated to adjust wireless charger according to the demand power flexible in size of load
Power out improves charge efficiency.
In an optional example of the embodiment of the present invention, before above-mentioned steps S304, this method further include: energy transmitting
The size of the demand power of the load carried in the output power and instruction message of more current rechargeable energy is held, and is judged whether
Rechargeable energy is adjusted according to instruction message.If the load carried in the output power and instruction message of current rechargeable energy
Demand power it is not of uniform size, energy transmitting end determine according to instruction message adjust charge capacity.If current rechargeable energy
The demand power of the load carried in output power and instruction message it is in the same size, energy transmitting end determine do not have to basis
Instruction message adjusts charge capacity.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate
Machine, server or network equipment etc.) method that executes each embodiment of the present invention.
Embodiment 2
Fig. 4 is the structural block diagram of according to embodiments of the present invention 2 wireless charging system.As shown in figure 4, implementing in the present invention
In example, a kind of wireless charging system is additionally provided, comprising:
Energy acceptance end 40, connection load 42 for determining the demand power of load 42, and send to energy transmitting end and refer to
Show message, wherein the instruction message is used to indicate the demand power of the determining load；
Energy transmitting end 44, for according to instruction message adjust rechargeable energy, and by the rechargeable energy after adjusting emit to
Energy acceptance end 40, wherein the transmission channel of instruction message and the transmission channel of rechargeable energy are mutually indepedent.
By above system, energy acceptance end determines the demand power of load, and sends instruction to energy transmitting end and determine
Load demand power instruction message, energy transmitting end adjusts rechargeable energy according to instruction message, and by filling after adjusting
Electric flux emits to energy acceptance end, is transmitted to corresponding load through energy acceptance end, wherein the transmission channel of instruction message with
The transmission channel of rechargeable energy is mutually indepedent.By adopting the above technical scheme, it solves in the related technology, the energy of wireless charger
The problem of transmitting terminal effectively can not adjust energy output according to the changed power of load, and then can be to avoid energy transmitting end and energy
Wireless signal transmission between amount receiving end is interfered with each other with energy transmission, allows wireless charger according to the demand function of load
Rate flexible in size adjusts output power, improves charge efficiency.
Fig. 5 is the structural block diagram at the middle energy acceptance end of according to embodiments of the present invention 2 wireless charging system, such as Fig. 5 institute
Show, in a preferable example, energy acceptance end 40 includes:
First voltage sample circuit 400, for determining the demand power of load 42；
Wireless signal transmission circuit 402, for sending instruction message to energy transmitting end 44；
Wherein, first voltage sample circuit 400 and wireless signal transmission circuit 402 are separately connected first control circuit 404.
Preferably, energy acceptance end 40 further include:
First LC oscillating circuit 406, for receiving the rechargeable energy of energy transmitting end transmitting；
First current rectifying and wave filtering circuit 408 connects the first LC oscillating circuit 406, for being rectified and being filtered to rechargeable energy
Wave；
Step-up/step-down circuit 4010 is separately connected the first current rectifying and wave filtering circuit 408, first control circuit 404 and load 42, uses
42 transmitting rechargeable energies are loaded in giving.
It should be noted that each functional circuit has required power supply circuit to provide electric energy inside energy acceptance end,
To guarantee to operate normally.First current rectifying and wave filtering circuit 408 connects the first power-switching circuit 4012 and second source conversion circuit
4014, the first power-switching circuit 4012 connects first control circuit 404, for powering to the first power-switching circuit 4012,
Second source conversion circuit 4014 is used to power to wireless signal transmission circuit 402.Buck involved in the embodiment of the present invention
Circuit can be DC/DC converter circuit, for carrying out lifting processing to voltage.
Fig. 6 is the structural block diagram at the middle energy transmitting end of according to embodiments of the present invention 2 wireless charging system, such as Fig. 6 institute
Show, in a preferable example, energy transmitting end 44 includes: second control circuit 440, driving circuit 442 and inverter circuit
444, wherein second control circuit 440 issues control signal, and the amplification through overdrive circuit 442 inputs inverter circuit
444 carry out inversion control.
It should be noted that inverter circuit involved in the embodiment of the present invention may include that full bridge inverter, half-bridge are inverse
One or more of power transformation road and single-tube contravariant circuit, the present embodiment is not construed as limiting this.About energy transmitting end to charging
The adjusting of energy can be realized by adjusting the frequency of inverter circuit, can also carry out reality by adjusting the frequency of driving circuit
It is existing, wherein the mainly frequency or duty ratio of regulating switch pipe (metal-oxide-semiconductor), naturally it is also possible to by other similar means into
Row is adjusted, and the embodiment of the present invention is not construed as limiting this.
Preferably, energy transmitting end 44 further include: the 2nd LC oscillating circuit 446 connects inverter circuit 444, for emitting
Rechargeable energy；Second voltage sample circuit 448 is separately connected the 2nd LC oscillating circuit 446 and second control circuit 440, is used for
Determine the current rechargeable energy in energy transmitting end；Wireless signal receiving circuit 4410 connects second control circuit 440, for connecing
The instruction message that energy acceptance end is sent is received, and instruction message is sent to second control circuit 440.
Preferably, energy transmitting end further include: the second current rectifying and wave filtering circuit 4412 is separately connected constant voltage source 4414 and inverse
Energy for the energy from constant voltage source 4414 to be rectified and filtered, and is sent to inverter circuit by power transformation road 444
444。
It should be noted that each functional circuit has required power supply circuit to provide electric energy inside energy acceptance end,
To guarantee to operate normally.Second current rectifying and wave filtering circuit 4412 is separately connected third power-switching circuit 4416, the conversion of the 4th power supply
Circuit 4418 and the 5th power-switching circuit 4420, wherein third power-switching circuit 4416 is the power supply of driving circuit 442, the
Four power-switching circuits 4418 are the power supply of second control circuit 440, and the 5th power-switching circuit 4420 is reception of wireless signals electricity
Road 4410 powers.
Constant voltage source 4414 can be the DC regulated power supply of 220V, export stable D/C voltage, and D/C voltage is filtered through over commutation
AC rectification is become direct current, while filtering noise information by wave circuit 4412 (can be rectification circuit and EMI filter circuit), then
It inputs to inverter circuit 444 (alternatively referred to as full bridge inverter), the effect of inverter circuit 444 is that the direct current of input is become
Alternating current, inverter circuit 444 export high-frequency alternating current and are given to the second LC resonance circuit 446, and the second LC resonance circuit 446 passes through sky
Gas launches energy in the form of an electromagnetic wave.
Second control circuit 440 issues control signal and is amplified by driving circuit 442, then inputs to inverter circuit
444 switching tube carries out the control of inversion.
Second voltage sample circuit 448 samples voltage signal from second voltage sample circuit 448, then whole by third
Second control circuit 440 is inputted after flowing filter circuit 4422 and AD conversion.
Wireless signal receiving circuit 4410 receives the signal launched from energy acceptance end, then feeds back to the second control
Circuit 440, second control circuit 440 carry out the adjusting of switching tube working frequency according to the signal fed back, thus to adjust
Emitted energy is saved, achievees the purpose that pressure stabilizing.
First LC oscillating circuit 406 is placed in the electromagnetic field at energy acceptance end, will be incuded according to electromagnetic induction principle
Electric current out, after rectifying and wave-filtering, into step-up/step-down circuit 4010 (can be DCDC step-up/step-down circuit), to the DC electricity of input
Pressure carries out decompression processing, and then output voltage gives load 42 power supply.
The D/C voltage of input is converted into low-voltage by the first power-switching circuit 4012, to first control circuit 404 come into
Row power supply
First voltage sample circuit 400 obtains signal after the first current rectifying and wave filtering circuit 408, then inputs by AD conversion
To first control circuit 404, first control circuit 404 will need to adjust the information of power by wireless signal transmission circuit 402
Launch.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access
Memory (FAM, Random Access Memory), mobile hard disk, magnetic or disk etc. are various to can store program code
Medium.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of wireless charging method characterized by comprising
Energy acceptance end determines the demand power of load；
The energy acceptance end sends instruction message to energy transmitting end, wherein the instruction message is used to indicate determining institute
State the demand power of load；
The energy acceptance end receives the rechargeable energy of the energy transmitting end transmitting, wherein the energy transmitting end transmitting
Rechargeable energy is the rechargeable energy after the energy transmitting end is adjusted according to the instruction message, and the transmission of the instruction message is logical
The transmission channel in road and the rechargeable energy is mutually indepedent.
2. the method according to claim 1, wherein the energy acceptance end receives the energy transmitting end transmitting
Rechargeable energy after, the method also includes:
After the rechargeable energy is carried out rectifying and wave-filtering processing and/or buck processing by the energy acceptance end, by the charging
Energy is supplied to the load.
3. method according to claim 1 or 2, which is characterized in that the energy acceptance end receives the energy transmitting end
After the rechargeable energy of transmitting, the method also includes:
It is the energy acceptance after the rechargeable energy is carried out rectifying and wave-filtering processing and buck processing by the energy acceptance end
Functional circuit power supply inside end.
4. a kind of wireless charging method characterized by comprising
Energy transmitting end receives the instruction message that energy acceptance end is sent, wherein the instruction message is used to indicate the need of load
Seek power；
The energy transmitting end adjusts rechargeable energy to be launched according to the instruction message；
The energy transmitting end emits the rechargeable energy after adjusting to the energy acceptance end, wherein the instruction disappears
The transmission channel of breath and the transmission channel of the rechargeable energy are mutually indepedent.
5. according to the method described in claim 4, it is characterized in that, the energy transmitting end according to the instruction message adjust to
Before the rechargeable energy of transmitting, the method also includes:
The load carried in the output power of the more current rechargeable energy in energy transmitting end and the instruction message
The size of demand power, and judge whether to adjust rechargeable energy according to the instruction message.
6. according to the method described in claim 5, it is characterized in that, working as the output power and the finger of the current rechargeable energy
Show the demand power of the load carried in message it is not of uniform size when, the energy transmitting end is determined according to the instruction
Message adjusts charge capacity.
7. a kind of wireless charging system characterized by comprising
Energy acceptance end, connection load for determining the demand power of the load, and send instruction to energy transmitting end and disappear
Breath, wherein the instruction message is used to indicate the demand power of the determining load；
Energy transmitting end for adjusting rechargeable energy according to the instruction message, and the rechargeable energy after adjusting is emitted
To the energy acceptance end, wherein the transmission channel of the instruction message and the transmission channel of the rechargeable energy are mutually indepedent.
8. system according to claim 7, which is characterized in that the energy acceptance end includes:
First voltage sample circuit, for determining the demand power of the load；
Wireless signal transmission circuit, for sending instruction message to the energy transmitting end；
Wherein, the first voltage sample circuit and the wireless signal transmission circuit are connect with first control circuit respectively.
9. system according to claim 8, which is characterized in that the energy acceptance end further include:
First LC oscillating circuit, for receiving the rechargeable energy of the energy transmitting end transmitting；
First current rectifying and wave filtering circuit is connect with the first LC oscillating circuit, for the rechargeable energy to be rectified and filtered
Wave；
Step-up/step-down circuit is connected with first current rectifying and wave filtering circuit, the first control circuit and the load respectively, is used for
Rechargeable energy is provided to the load.
10. system according to claim 7, which is characterized in that the energy transmitting end includes:
Second control circuit, driving circuit and inverter circuit, wherein the second control circuit issues control signal, by institute
The amplification for stating driving circuit inputs the inverter circuit and carries out inversion control.
11. system according to claim 10, which is characterized in that the energy transmitting end further include:
2nd LC oscillating circuit is connect with the inverter circuit, for emitting the rechargeable energy；
Second voltage sample circuit is connect, for determining respectively with the 2nd LC oscillating circuit and the second control circuit
The current rechargeable energy in the energy transmitting end；
Wireless signal receiving circuit is connect with the second control circuit, the instruction sent for receiving the energy acceptance end
Message, and the instruction message is sent to the second control circuit.
12. system according to claim 10, which is characterized in that the energy transmitting end further include:
Second current rectifying and wave filtering circuit is connect with constant voltage source and the inverter circuit respectively, for from the constant voltage source
Energy rectified and filtered, and the energy is sent to the inverter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710491436.9A CN109149672A (en) | 2017-06-16 | 2017-06-16 | A kind of wireless charging method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710491436.9A CN109149672A (en) | 2017-06-16 | 2017-06-16 | A kind of wireless charging method and system |
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| CN109149672A true CN109149672A (en) | 2019-01-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219336A (en) * | 2019-04-24 | 2021-01-12 | 谷歌有限责任公司 | Improving wireless charging efficiency |
| CN112910112A (en) * | 2019-11-19 | 2021-06-04 | 青岛海尔智能技术研发有限公司 | Method and device for wireless power supply and wireless power supply system |
-
2017
- 2017-06-16 CN CN201710491436.9A patent/CN109149672A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112219336A (en) * | 2019-04-24 | 2021-01-12 | 谷歌有限责任公司 | Improving wireless charging efficiency |
| CN112910112A (en) * | 2019-11-19 | 2021-06-04 | 青岛海尔智能技术研发有限公司 | Method and device for wireless power supply and wireless power supply system |
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Application publication date: 20190104 |