CN110518707A - Transmitting end equipment, receiving device and wireless charging method - Google Patents

Transmitting end equipment, receiving device and wireless charging method Download PDF

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Publication number
CN110518707A
CN110518707A CN201910749008.0A CN201910749008A CN110518707A CN 110518707 A CN110518707 A CN 110518707A CN 201910749008 A CN201910749008 A CN 201910749008A CN 110518707 A CN110518707 A CN 110518707A
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CN
China
Prior art keywords
path
wireless charging
transmitting
receiving device
end equipment
Prior art date
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Granted
Application number
CN201910749008.0A
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Chinese (zh)
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CN110518707B (en
Inventor
张军
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN201910749008.0A priority Critical patent/CN110518707B/en
Publication of CN110518707A publication Critical patent/CN110518707A/en
Priority to PCT/CN2020/098860 priority patent/WO2021027411A1/en
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Classifications

    • 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
    • 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
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Abstract

The embodiment of the invention provides a kind of transmitting end equipment, receiving device and wireless charging methods.The transmitting end equipment includes: the control chip of wireless charging；The first transmitting path being connect with the control chip；And at least one second transmitting path being connect with the control chip；Wherein, each transmitting path respectively include: the driving chip being connect with the control chip, the inverter circuit being connect with the driving chip and the transmitting coil being connect with the inverter circuit.It is provided with multiple parallel transmitting paths in the embodiment of the present invention, in transmitting end equipment, the multiple and matched receiving path of transmitting path is provided in receiving device.It can establish a wireless charging access between each transmitting path and receiving path, can thus form multiple parallel wireless charging accesses, charged for same receiving device, to greatly shorten the time of wireless charging, improve the efficiency of wireless charging.

Description

Transmitting end equipment, receiving device and wireless charging method
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of transmitting end equipments, receiving device and wireless Charging method.
Background technique
Wireless charging, which refers to be connected to without traditional charging power cord, to be needed to charge on the terminal device to charge, and It is that electric energy is transmitted by using the alternating magnetic field generated between coil, charges.Wherein, Yao Shixian wireless charging, general nothing Wireless transmitting terminals are set in line charge electric appliance, to emit electric energy；Wireless receiving is provided in the terminal device (such as mobile phone) being electrically charged End, to receive electric energy.With the development of wireless charging technology, application of the wireless charging function in terminal device is more and more general And the terminal device with wireless charging function is very by the favor of user.But it is carried out between terminal device in the prior art wireless When charging, time for needing to spend or long, charge efficiency is low, influences the use of user.
Summary of the invention
The embodiment of the invention provides a kind of transmitting end equipment, receiving device and wireless charging methods, existing to solve The slow problem of wireless charging in technology.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
In a first aspect, providing a kind of transmitting end equipment, comprising:
The control chip of wireless charging；
The first transmitting path being connect with the control chip；And
At least one second transmitting path being connect with the control chip；
Wherein, each transmitting path respectively include: the driving chip and the driving chip being connect with the control chip The inverter circuit of connection and the transmitting coil being connect with the inverter circuit.
Second aspect provides a kind of receiving device, comprising:
Load circuit；
The first receiving path being connect with the load circuit；And
At least one second receiving path being connect with the load circuit；
Wherein, each receiving path respectively include: the reception chip being connect with the load circuit, with the reception chip The receiving coil of connection.
The third aspect provides a kind of wireless charging method, is applied to transmitting end equipment as described above, the method packet It includes:
Establish first between the first transmitting path of the transmitting end equipment and the first receiving path of receiving device Wireless charging access；
Establish second between the second transmitting path of the transmitting end equipment and the second receiving path of receiving device Wireless charging access；
It controls first radio path and second radio path and wireless charging is carried out to the receiving device.
Fourth aspect provides a kind of wireless charging method, is applied to receiving device as described above, the method packet It includes:
Establish first between the first receiving path of the receiving device and the first transmitting path of transmitting end equipment Wireless charging access；
Establish second between the second receiving path of the receiving device and the second transmitting path of transmitting end equipment Wireless charging access；
Wireless charging is carried out by the first wireless charging access and the second wireless charging access.
5th aspect, provides a kind of transmitting end equipment, and the transmitting end equipment is transmitting end equipment as described above, institute State transmitting end equipment further include:
First establishes module, for establishing the first transmitting path of the transmitting end equipment and first connecing for receiving device Receive the first wireless charging access between access；
Second establishes module, for establishing the second transmitting path of the transmitting end equipment and second connecing for receiving device Receive the second wireless charging access between access；
First control module sets the receiving end for controlling first radio path and second radio path It is standby to carry out wireless charging.
6th aspect, provides a kind of receiving device, and the receiving device is receiving device as described above, institute State receiving device further include:
Third establishes module, for establishing the first receiving path of the receiving device and the first hair of transmitting end equipment Penetrate the first wireless charging access between access；
4th establishes module, for establishing the second receiving path of the receiving device and the second hair of transmitting end equipment Penetrate the second wireless charging access between access；
Second control module, for passing through the first wireless charging access and the second wireless charging access, control Carry out wireless charging.
7th aspect, provides a kind of transmitting end equipment, comprising: processor, memory and be stored on the memory And the computer program that can be run on the processor, the computer program realize institute as above when being executed by the processor The step of wireless charging method applied to transmitting end equipment stated.
Eighth aspect provides a kind of computer readable storage medium, stores meter on the computer readable storage medium Calculation machine program realizes the wireless charging for being applied to transmitting end equipment as described above when the computer program is executed by processor The step of method.
9th aspect, provides a kind of receiving device, comprising: processor, memory and be stored on the memory And the computer program that can be run on the processor, the computer program realize institute as above when being executed by the processor The step of wireless charging method applied to receiving device stated.
Tenth aspect provides a kind of computer readable storage medium, stores meter on the computer readable storage medium Calculation machine program realizes the wireless charging for being applied to receiving device as described above when the computer program is executed by processor The step of method.
It is provided with multiple parallel transmitting paths in the embodiment of the present invention, in transmitting end equipment, is arranged in receiving device There is the multiple and matched receiving path of transmitting path.A wireless charging is can establish between each transmitting path and receiving path Access can thus form multiple parallel wireless charging accesses, charge for same receiving device, to contract significantly The time of short wireless charging improves the efficiency of wireless charging.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this For the those of ordinary skill of field, without any creative labor, it can also be obtained according to these attached drawings other Attached drawing.
Fig. 1 shows the structural schematic diagrams of transmitting end equipment provided in an embodiment of the present invention；
Fig. 2 indicates the structural schematic diagram of receiving device provided in an embodiment of the present invention；
Fig. 3 indicates one of the structural schematic diagram of transmitting end equipment provided in an embodiment of the present invention and receiving device cooperation；
Fig. 4 indicates one of the flow diagram that wireless charging provided in an embodiment of the present invention is established；
Fig. 5 indicates the two of the flow diagram that wireless charging provided in an embodiment of the present invention is established；
Fig. 6 indicates the second structural representation of transmitting end equipment provided in an embodiment of the present invention and receiving device cooperation；
Fig. 7 indicates the flow diagram of the wireless charging method provided in an embodiment of the present invention applied to transmitting end equipment；
Fig. 8 shows the flow diagrams of the wireless charging method provided in an embodiment of the present invention applied to receiving device；
Fig. 9 indicates the block diagram of transmitting end equipment provided in an embodiment of the present invention；
Figure 10 indicates one of the block diagram of receiving device provided in an embodiment of the present invention；
Figure 11 indicates the two of the block diagram of receiving device provided in an embodiment of the present invention.
Specific embodiment
The exemplary embodiment that the present invention will be described in more detail below with reference to accompanying drawings.Although showing the present invention in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here It is limited.It is to be able to thoroughly understand the present invention on the contrary, providing these embodiments, and can be by the scope of the present invention It is fully disclosed to those skilled in the art.
One aspect according to an embodiment of the present invention provides a kind of transmitting end equipment 100.The transmitting end equipment 100 can Think that other terminals (i.e. receiving device 200) carry out wireless charging, which can be wireless charger, or It is the equipment that can carry out wireless charging for other terminals.
As shown in Figure 1, the transmitting end equipment 100 include: wireless charging control chip 101, with control chip 101 connect The first transmitting path 102 and at least one second transmitting path 103 for connecting of control chip 101.
Wherein, each transmitting path respectively include: the driving chip that connect with control chip 101 is connect with driving chip Inverter circuit and the transmitting coil that is connect with inverter circuit.
Control chip 101 is responsible for the voltage inversion behavior that control is made of driving chip, inverter circuit, transmitting coil, i.e., Direct current is transformed into alternating current.Driving chip is responsible for control after the control signal driving capability that chip 101 generates becomes larger Next stage module provides bigger driving control signal.Inverter circuit is responsible under the action of driving control signal by direct current It is changed into friendship alternating current.Transmitting coil is used under the action of alternating current, is responsible for generating alternating magnetic field.Wherein, chip is controlled 101, driving chip, inverter circuit can be integrated in a module, be also possible to individually separated module, and concrete condition can It designs according to actual needs, the invention does not limit this.
In the embodiment of the present invention, the first transmitting path 102 and the second transmitting path 103 are parallel, each second transmitting path It is also parallel between 103, can is simultaneously that same receiving device 200 carry out wirelessly by these parallel transmitting paths Charging, substantially reduces the time of wireless charging, improves the efficiency of wireless charging.
As shown in Fig. 2, receiving device 200 wraps in order to enable receiving device 200 to match with transmitting end equipment 100 Include: the first receiving path 202 connecting with load circuit 201 and at least one second reception connecting with load circuit 201 are logical Road 203.First receiving path 202 and the second receiving path 203 are parallel, between each second receiving path 203 and parallel, By these parallel receiving paths, the wireless charging of same transmitting end equipment 100 can be received simultaneously, to greatly shorten nothing The time of line charge electricity, improve the efficiency of wireless charging.
Wherein, the quantity of the second receiving path 203 is identical as the quantity of the second transmitting path 103, and every one second reception is logical Road 203 corresponds to one second transmitting path 103.
As shown in figure 3, transmitting can be established respectively when transmitting end equipment 100 and receiving device 200 carry out wireless charging The first wireless charging between first transmitting path 102 of end equipment 100 and the first receiving path 202 of receiving device 200 Between second receiving path 203 of the second transmitting path 103 and receiving device 200 of access 300 and transmitting end equipment 100 The second wireless charging access 300, be that receiving device 200 carries out wireless charging by the first radio path and the second radio path Electricity.
Optionally, in the embodiment of the present invention, transmitting end equipment 100 and receiving device can be established using two schemes Wireless charging between 200.
First when establishing the first wireless charging access 300, the first hair can be passed through according to the wireless charging agreement of standard The interacting message that the in-band communications access established between access 102 and the first receiving path 202 carries out is penetrated, realizes charging path It establishes, and the wireless charging agreement of standard can be WPC (Wireless Power Consortium, wireless charging alliance) nothing Line charge electric standard.
WPC wireless charging standard (carries out the friendship of data communications using in-band communications using wireless charging circuit Mutually), data communications are loaded on carrier wave by amplitude modulation and frequency modulation(PFM) two ways.For the peace for ensureing wireless charging Entirely, reliably, WPC wireless charging standard defines complete set, agreement process with qualifications, to establish wireless charging Electricity must satisfy the process requirements of agreement, could effectively establish charging.And in carrying out power transmission process, receiving device 200 need to report received power data, power control data, protection data etc. to transmitting end equipment 100.
As shown in figure 4, the basic procedure for establishing wireless charging is as described below according to WPC wireless charging standard:
1, transmitting end equipment 100 sends out ping signal (i.e. pairing signal), and driving receiving device 200 is for carrying out wireless charging The chip (such as reception chip) of electricity can work normally.
2, after receiving device 200 receives the energy of ping signal, the signal strength of the ping signal received is sent out Give transmitting end equipment 100.
3, the signal strength for the ping signal that receiving device 200 receives is confirmed in transmitting end equipment 100, is met default Signal strength after, receiving device 200 again to transmitting end equipment 100 send verification information.
4, after verification information passes through, receiving device 200 sends configuration information to sending ending equipment again.
5, after configuration information passes through, receiving device 200 sends transmission power control information (such as to sending ending equipment again At least one control control information).
6, after power control information allotment is stablized, the wireless energy transfer of power level required for initially entering.
Wireless charging is established using the charge protocol of standard, compatibility is strong, the wireless charging of different radio charging manufacturer Equipment can mutually charge.
After the wireless charging agreement according to standard sets up the first wireless charging access 300, it can be made by oneself according to manufacturer The wireless charging agreement of justice establishes the second wireless charging access 300.
As shown in figure 5, establishing the following institute of basic procedure of wireless charging according to a kind of customized wireless charging agreement It states:
1, under the drive condition for the ping signal that transmitting end equipment 100 emits, so that the reception in receiving device 200 Chip can work normally.
2, the reception chip in receiving device 200 is under the action of ping signal, first work at low power modes, with Exempt from power and burns very much reception chip greatly.
3, when needing to adjust charge power, receiving device 200 by power adjustment message, (believe by the power control i.e. in figure Breath) transmitting end equipment 100 is sent, so that transmitting end equipment 100 is adjusted power, realize power control.When adjusted Power, it is also necessary to when continuing adjustment, then receiving device 200 sends next power adjustment message to transmitting end equipment 100, with Transmitting end equipment 100 is set to continue to adjust to power.
4, in power meet demand, the wireless energy transfer of power level required for initially entering.
Establish wireless charging using customized charge protocol, due to be it is customized, manufacturer can according to demand into Row definition, such as simplifies the establishment process of wireless charging, reduces information exchange.
In the embodiment of the present invention, wireless charging is established using two schemes, can not only be met with compatibility standard wireless charging The versatility of wireless charging；The establishment process of wireless charging can also be simplified by customized charge protocol, reduce information exchange Process, that improves wireless charging establishes speed.
Optionally, at present in receiving device 200, LDO (the Low Dropout in chip as output end is received Regulator is a kind of low pressure difference linear voltage regulator) work low voltage difference condition (about 0.1V, in order to raising efficiency, The efficiency of LDO pressure difference more large chip is lower), i.e., output of the rectifier output voltage Vrect than output end LDO being connect with LDO Voltage Vout about 0.1V.Since WPC wireless charging standard uses in-band communications, i.e. amplitude modulation (abbreviation ASK) and frequency tune It makes (abbreviation FSK), when modulated signal amplitude is greater than 0.1V (modulated signal amplitude is directly or indirectly fallen on Vrect voltage), Vout is upper the voltage amplitude of modulated signal occurs, this voltage amplitude may be unable to satisfy the input condition of rear end charging chip, Such as: when rear half pressure charging chip of termination, since ripple amplitude is too big on output voltage, may cause half pressure charging chip without Method works normally, that is to say, that the reliability of in-band communications is poor, will affect the performance of wireless charging.And with regard to existing WPC without It is logical when can establish multiple parallel wireless chargings between transmitting end equipment 100 and receiving device 200 for line charge electric standard Lu Shi, the foundation of each wireless charging access must have individual in-band communications access to carry out information exchange.As shown in fig. 6, the The foundation of one wireless charging access 300 is needed by setting up between the first transmitting path 102 and the first receiving path 202 The information exchange of in-band communications access, the foundation of the second wireless charging access 300 are needed through the second transmitting path 103 and The information exchange for the in-band communications access set up between two receiving paths 203 influences the stability of charging.
In the embodiment of the present invention, to solve the above-mentioned problems, when can design multiple wireless charging path settings, one is shared A in-band communications access carries out information exchange.When being established such as the first wireless charging access 300 and the second wireless charging access 300, By the in-band communications access set up between the first transmitting path 102 and the first receiving path 202, wireless charging association is carried out The interacting message of view, in this way, it is possible to reduce the quantity of in-band communications access improves the stability of wireless charging.
Optionally, when sharing an in-band communications access progress information exchange, the first wireless charging access can first be established 300, resettle the second wireless charging access 300.When establishing the second wireless charging access 300, in the second receiving path 203 Chip is received by I2C interface, the communication information is sent to the reception chip in the first receiving path 202, is connect by first The in-band communications access set up between access 202 and the first transmitting path 102 is received, by the communication information of receiving device 200 It is sent to transmitting end equipment 100.
Optionally, as shown in Figure 1, the transmitting end equipment 100 further include: the out-of-band communication electricity being connect with control chip 101 Road 104.The out-of-band communication circuit 104 includes: wireless signal processing module and the antenna that connect with the wireless signal processing module Module.
It, can be in transmitting end equipment 100 in order to reduce influence of the in-band communications to wireless charging in the embodiment of the present invention Out-of-band communication circuit is designed, (is set referring specifically to receiving end likewise, being also configured with out-of-band communication circuit in receiving device 200 Standby 200 embodiment), in this way when establishing the first wireless charging access 300 and the second wireless charging access 300, it can pass through It is set up between out-of-band communication circuit 204 in out-of-band communication circuit 104 in transmitting end equipment 100 and receiving device 200 Out-of-band communication access 500, carry out wireless charging agreement interacting message, to give up the use of in-band communications, to improve nothing The stability of line charge electricity.
Of course, it should be understood that when can also be that the first wireless charging access 300 is established, leading in the embodiment of the present invention The in-band communications access set up between the first transmitting path 102 and the first receiving path 202 is crossed, wireless charging agreement is carried out Interacting message.When the second wireless charging access 300 is established, by the out-of-band communication circuit 104 in transmitting end equipment 100 and connect The out-of-band communication access 500 set up between out-of-band communication circuit 204 in receiving end equipment 200 carries out wireless charging agreement Interacting message.
Optionally, wireless signal processing module described here is bluetooth module, WIFI module or purple peak protocol module etc..
In conclusion the first transmitting path 102 and the second transmitting path 103 are parallel in the embodiment of the present invention, each second It is also parallel between transmitting path 103, can is simultaneously same receiving device 200 by these parallel transmitting paths Wireless charging is carried out, the time of wireless charging is substantially reduced, improves the efficiency of wireless charging.In addition, the embodiment of the present invention In, by sharing in-band communications access or using out-of-band communication access 500, reduce the ripple voltage pair generated when in-band communications The influence of wireless charging improves the stability of wireless charging.Further, in the embodiment of the present invention, two kinds of sides can be used Case establishes wireless charging, not only can meet the versatility of wireless charging with compatibility standard wireless charging；It can also be by customized Charge protocol simplifies the establishment process of wireless charging, reduces information interactive process, that improves wireless charging establishes speed.
Other side according to an embodiment of the present invention provides a kind of wireless charging method, is applied to as described above Transmitting end equipment.
As shown in fig. 7, the wireless charging method includes:
Step 701: establishing between the first transmitting path of transmitting end equipment and the first receiving path of receiving device First wireless charging access.
Step 702: establishing between the second transmitting path of transmitting end equipment and the second receiving path of receiving device Second wireless charging access.
Step 703: the first radio path of control and the second radio path carry out wireless charging to receiving device.
Be provided in the embodiment of the present invention, in transmitting end equipment multiple parallel transmitting paths (i.e. the first transmitting path and Second transmitting path), be provided in receiving device it is multiple with the matched receiving path of transmitting path (i.e. the first receiving path and Second receiving path).It can establish a wireless charging access between each transmitting path and receiving path, it thus can be with shape At multiple parallel wireless charging accesses, charge for same receiving device, so that the time of wireless charging is greatly shortened, Improve the efficiency of wireless charging.
Optionally, in the embodiment of the present invention, can be established using two schemes transmitting end equipment and receiving device it Between wireless charging.
, can be according to the wireless charging agreement of standard first when establishing the first wireless charging access, and pass through the first hair The interacting message that the in-band communications access established between access and the first receiving path carries out is penetrated, realizes the foundation of charging path, And the wireless charging agreement of standard can be WPC (Wireless Power Consortium, wireless charging alliance) wireless charging Standard.
WPC wireless charging standard (carries out the friendship of data communications using in-band communications using wireless charging circuit Mutually), data communications are loaded on carrier wave by amplitude modulation and frequency modulation(PFM) two ways.For the peace for ensureing wireless charging Entirely, reliably, WPC wireless charging standard defines complete set, agreement process with qualifications, to establish wireless charging Electricity must satisfy the process requirements of agreement, could effectively establish charging.And in carrying out power transmission process, receiving device It needs to report received power data, power control data, protection data etc. to transmitting end equipment.
As shown in figure 4, the basic procedure for establishing wireless charging is as described below according to WPC wireless charging standard:
1, transmitting end equipment hair ping signal (i.e. pairing signal), driving receiving device are used to carry out the core of wireless charging Piece (such as reception chip) can work normally.
2, after receiving device receives the energy of ping signal, the signal strength of the ping signal received is sent to Transmitting end equipment.
3, the signal strength of the ping signal received in transmitting end equipment confirmation receiving device, meets preset signal After intensity, receiving device sends verification information to transmitting end equipment again.
4, after verification information passes through, receiving device sends configuration information to sending ending equipment again.
5, after configuration information passes through, receiving device sends transmission power control information (as extremely to sending ending equipment again Few control control information).
6, after power control information allotment is stablized, the wireless energy transfer of power level required for initially entering.
Wireless charging is established using the charge protocol of standard, compatibility is strong, the wireless charging of different radio charging manufacturer Equipment can mutually charge.
It, can be customized according to manufacturer after the wireless charging agreement according to standard sets up the first wireless charging access Wireless charging agreement establishes the second wireless charging access.
As shown in figure 5, establishing the following institute of basic procedure of wireless charging according to a kind of customized wireless charging agreement It states:
1, under the drive condition of the ping signal of transmitting end equipment transmitting, so that the reception chip in receiving device can To work normally.
2, the reception chip in receiving device first works at low power modes under the action of ping signal, in order to avoid Power burns greatly very much reception chip.
3, when needing to adjust charge power, receiving device is by power adjustment message (power control information i.e. in figure) Transmitting end equipment is sent, so that transmitting end equipment is adjusted power, realizes power control.When power adjusted, also need When continuing adjustment, then receiving device sends next power adjustment message to transmitting end equipment, so that transmitting end equipment pair Power continues to adjust.
4, in power meet demand, the wireless energy transfer of power level required for initially entering.
Establish wireless charging using customized charge protocol, due to be it is customized, manufacturer can according to demand into Row definition, such as simplifies the establishment process of wireless charging, reduces information exchange.
In the embodiment of the present invention, wireless charging is established using two schemes, can not only be met with compatibility standard wireless charging The versatility of wireless charging；The establishment process of wireless charging can also be simplified by customized charge protocol, reduce information exchange Process, that improves wireless charging establishes speed.
Optionally, at present in receiving device, LDO (the Low Dropout in chip as output end is received Regulator is a kind of low pressure difference linear voltage regulator) work low voltage difference condition (about 0.1V, in order to raising efficiency, The efficiency of LDO pressure difference more large chip is lower), i.e., output of the rectifier output voltage Vrect than output end LDO being connect with LDO Voltage Vout about 0.1V.Since WPC wireless charging standard uses in-band communications, i.e. amplitude modulation (abbreviation ASK) and frequency tune It makes (abbreviation FSK), when modulated signal amplitude is greater than 0.1V (modulated signal amplitude is directly or indirectly fallen on Vrect voltage), Vout is upper the voltage amplitude of modulated signal occurs, this voltage amplitude may be unable to satisfy the input condition of rear end charging chip, Such as: when rear half pressure charging chip of termination, since ripple amplitude is too big on output voltage, may cause half pressure charging chip without Method works normally, that is to say, that the reliability of in-band communications is poor, will affect the performance of wireless charging.And with regard to existing WPC without For line charge electric standard, when can establish multiple parallel wireless charging accesses between transmitting end equipment and receiving device, The foundation of each wireless charging access must have individual in-band communications access to carry out information exchange.As shown in fig. 6, first is wireless The foundation of charging path needs the letter by the in-band communications access set up between the first transmitting path and the first receiving path Breath interaction, the foundation of the second wireless charging access are needed by setting up between the second transmitting path and the second receiving path The information exchange of in-band communications access influences the stability of charging.
In the embodiment of the present invention, to solve the above-mentioned problems, when can design multiple wireless charging path settings, one is shared A in-band communications access carries out information exchange.When such as the first wireless charging access and the second wireless charging path setting, pass through The in-band communications access set up between first transmitting path and the first receiving path, the message for carrying out wireless charging agreement are handed over Mutually, in this way, it is possible to reduce the quantity of in-band communications access improves the stability of wireless charging.
Optionally, when sharing an in-band communications access progress information exchange, the first wireless charging access can be first established, Resettle the second wireless charging access.When establishing the second wireless charging access, the reception chip in the first receiving path and Reception chip in two receiving paths can carry out the interacting message of wireless charging agreement by I2C bus, i.e., the second reception is logical The communication information is sent to the reception chip in the first receiving path by I2C interface by the reception chip in road, then passes through first The in-band communications access set up between receiving path and the first transmitting path, the communication information of receiving device is sent to Penetrate end equipment.
Optionally, as shown in Figure 1, the transmitting end equipment further include: the out-of-band communication circuit being connect with control chip.The band Outer telecommunication circuit includes: wireless signal processing module and the Anneta module that connect with the wireless signal processing module.It is described here Wireless signal processing module be bluetooth module, WIFI module or purple peak protocol module etc..
In the embodiment of the present invention, in order to reduce influence of the in-band communications to wireless charging, it can be set in transmitting end equipment Out-of-band communication circuit is counted, likewise, being also configured with out-of-band communication circuit in receiving device (referring specifically to the reality of receiving device Apply example), in this way when establishing wireless charging access, the out-of-band communication circuit and receiving device in transmitting end equipment can be passed through In out-of-band communication circuit between the out-of-band communication access set up, the interacting message of wireless charging agreement is carried out, to give up band The use of interior communication, to improve the stability of wireless charging.
For example, being all made of the progress of out-of-band communication access when the first wireless charging access and the second wireless charging path setting The interacting message of wireless charging agreement, then include
Step 701 establishes between the first transmitting path of transmitting end equipment and the first receiving path of receiving device One wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the first receiving path of receiving device Breath interaction, establishes the first wireless charging access between the first transmitting path and the first receiving path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
Step 702 establishes between the second transmitting path of transmitting end equipment and the second receiving path of receiving device Two wireless charging accesses, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the second receiving path of receiving device Breath interaction, establishes the second wireless charging access between the second transmitting path and the second receiving path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
Of course, it should be understood that can be with are as follows: when the first wireless charging path setting, carried out using in-band communications access The interacting message of wireless charging agreement；When the second wireless charging path setting, wireless charging association is carried out using out-of-band communication access The interacting message of view, then include
Step 701 establishes between the first transmitting path of transmitting end equipment and the first receiving path of receiving device One wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between in-band communications access and the first receiving path of receiving device Breath interaction, establishes the first wireless charging access between the first transmitting path and the first receiving path.
Wherein, the communication that in-band communications access described here is established between the first transmitting path and the first receiving path Access.
Step 702 establishes between the second transmitting path of transmitting end equipment and the second receiving path of receiving device Two wireless charging accesses, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the second receiving path of receiving device Breath interaction, establishes the second wireless charging access between the second transmitting path and the second receiving path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
In conclusion being provided with multiple parallel transmitting paths in the embodiment of the present invention, in transmitting end equipment, receiving end is set The multiple and matched receiving path of transmitting path is provided in standby.It can establish one between each transmitting path and receiving path Wireless charging access can thus form multiple parallel wireless charging accesses, charge for same receiving device, from And the time of wireless charging is greatly shortened, improve the efficiency of wireless charging.In addition, in the embodiment of the present invention, by sharing in band Communication path uses out-of-band communication access, reduces influence of the ripple voltage generated when in-band communications to wireless charging, mentions The high stability of wireless charging.Further, in the embodiment of the present invention, wireless charging can be established using two schemes, no Only it can meet the versatility of wireless charging with compatibility standard wireless charging；It can also be simplified wireless by customized charge protocol The establishment process of charging reduces information interactive process, and that improves wireless charging establishes speed.
Other side according to an embodiment of the present invention provides a kind of receiving device 200.The receiving device 200 It can receive the wireless charging of other terminals (i.e. transmitting end equipment 100), which can be mobile phone, platform electricity Brain etc. has the terminal device that can carry out wireless charging.
As shown in Figure 1, the first reception that the receiving device 200 includes: load circuit 201, connect with load circuit 201 Access 202 and at least one second receiving path 203 being connect with load circuit 201.
Wherein, each receiving path respectively include: the reception chip connecting with load circuit 201 is connect with chip is received Receiving coil.
Receiving coil turns magnetic field energy under the action of generating alternating magnetic field by the transmitting coil in transmitting end equipment 100 Change electric energy production alternating current.It receives chip to be responsible for for alternating current being changed into direct current, and exporting direct current supply is load circuit 201, it charges for the load (such as battery) on load circuit 201.
In the embodiment of the present invention, the first receiving path 202 and the second receiving path 203 are parallel, each second receiving path It is also that parallel, by these parallel receiving paths, the wireless of same transmitting end equipment 100 can be received simultaneously between 203 Charging, substantially reduces the time of wireless charging, improves the efficiency of wireless charging.
As shown in Figure 1, transmitting end equipment 100 wraps in order to enable transmitting end equipment 100 to match with receiving device 200 Include: the control chip 101 of wireless charging, with the first transmitting path 102 for connect of control chip 101 and with control chip 101 At least one second transmitting path 103 of connection.First transmitting path 102 and the second transmitting path 103 are parallel, each second hair It is also parallel for penetrating between access 103, by these parallel transmitting paths, can simultaneously for same receiving device 200 into Row wireless charging substantially reduces the time of wireless charging, improves the efficiency of wireless charging.
As shown in Fig. 2, receiving device 200 wraps in order to enable receiving device 200 to match with transmitting end equipment 100 Include: the first receiving path 202 connecting with load circuit 201 and at least one second reception connecting with load circuit 201 are logical Road 203.First receiving path 202 and the second receiving path 203 are parallel, between each second receiving path 203 and parallel, By these parallel receiving paths, the wireless charging of same transmitting end equipment 100 can be received simultaneously, to greatly shorten nothing The time of line charge electricity, improve the efficiency of wireless charging.
Wherein, the quantity of the second transmitting path 103 is identical as the quantity of the second receiving path 203, and every one second transmitting is logical Road 103 corresponds to one second receiving path 203.
As shown in figure 3, transmitting can be established respectively when transmitting end equipment 100 and receiving device 200 carry out wireless charging The first wireless charging between first transmitting path 102 of end equipment 100 and the first receiving path 202 of receiving device 200 Between second receiving path 203 of the second transmitting path 103 and receiving device 200 of access 300 and transmitting end equipment 100 The second wireless charging access 300, be that receiving device 200 carries out wireless charging by the first radio path and the second radio path Electricity.
Optionally, in the embodiment of the present invention, transmitting end equipment 100 and receiving device can be established using two schemes Wireless charging between 200.
First when establishing the first wireless charging access 300, the first hair can be passed through according to the wireless charging agreement of standard The interacting message that the in-band communications access established between access 102 and the first receiving path 202 carries out is penetrated, realizes charging path It establishes, and the wireless charging agreement of standard can be WPC (Wireless Power Consortium, wireless charging alliance) nothing Line charge electric standard.
WPC wireless charging standard (carries out the friendship of data communications using in-band communications using wireless charging circuit Mutually), data communications are loaded on carrier wave by amplitude modulation and frequency modulation(PFM) two ways.For the peace for ensureing wireless charging Entirely, reliably, WPC wireless charging standard defines complete set, agreement process with qualifications, to establish wireless charging Electricity must satisfy the process requirements of agreement, could effectively establish charging.And in carrying out power transmission process, receiving device 200 need to report received power data, power control data, protection data etc. to transmitting end equipment 100.
As shown in figure 4, the basic procedure for establishing wireless charging is as described below according to WPC wireless charging standard:
1, transmitting end equipment 100 sends out ping signal (i.e. pairing signal), and driving receiving device 200 is for carrying out wireless charging The chip (such as reception chip) of electricity can work normally.
2, after receiving device 200 receives the energy of ping signal, the signal strength of the ping signal received is sent out Give transmitting end equipment 100.
3, the signal strength for the ping signal that receiving device 200 receives is confirmed in transmitting end equipment 100, is met default Signal strength after, receiving device 200 again to transmitting end equipment 100 send verification information.
4, after verification information passes through, receiving device 200 sends configuration information to sending ending equipment again.
5, after configuration information passes through, receiving device 200 sends transmission power control information (such as to sending ending equipment again At least one control control information).
6, after power control information allotment is stablized, the wireless energy transfer of power level required for initially entering.
Wireless charging is established using the charge protocol of standard, compatibility is strong, the wireless charging of different radio charging manufacturer Equipment can mutually charge.
After the wireless charging agreement according to standard sets up the first wireless charging access 300, it can be made by oneself according to manufacturer The wireless charging agreement of justice establishes the second wireless charging access 300.
As shown in figure 5, establishing the following institute of basic procedure of wireless charging according to a kind of customized wireless charging agreement It states:
1, under the drive condition for the ping signal that transmitting end equipment 100 emits, so that the reception in receiving device 200 Chip can work normally.
2, the reception chip in receiving device 200 is under the action of ping signal, first work at low power modes, with Exempt from power and burns very much reception chip greatly.
3, when needing to adjust charge power, receiving device 200 by power adjustment message, (believe by the power control i.e. in figure Breath) transmitting end equipment 100 is sent, so that transmitting end equipment 100 is adjusted power, realize power control.When adjusted Power, it is also necessary to when continuing adjustment, then receiving device 200 sends next power adjustment message to transmitting end equipment 100, with Transmitting end equipment 100 is set to continue to adjust to power.
4, in power meet demand, the wireless energy transfer of power level required for initially entering.
Establish wireless charging using customized charge protocol, due to be it is customized, manufacturer can according to demand into Row definition, such as simplifies the establishment process of wireless charging, reduces information exchange.
In the embodiment of the present invention, wireless charging is established using two schemes, can not only be met with compatibility standard wireless charging The versatility of wireless charging；The establishment process of wireless charging can also be simplified by customized charge protocol, reduce information and hand over Mutually, that improves wireless charging establishes speed.
Optionally, at present in receiving device 200, LDO (the Low Dropout in chip as output end is received Regulator is a kind of low pressure difference linear voltage regulator) work low voltage difference condition (about 0.1V, in order to raising efficiency, The efficiency of LDO pressure difference more large chip is lower), i.e., output of the rectifier output voltage Vrect than output end LDO being connect with LDO Voltage Vout about 0.1V.Since WPC wireless charging standard uses in-band communications, i.e. amplitude modulation (abbreviation ASK) and frequency tune It makes (abbreviation FSK), when modulated signal amplitude is greater than 0.1V (modulated signal amplitude is directly or indirectly fallen on Vrect voltage), Vout is upper the voltage amplitude of modulated signal occurs, this voltage amplitude may be unable to satisfy the input condition of rear end charging chip, Such as: when rear half pressure charging chip of termination, since ripple amplitude is too big on output voltage, may cause half pressure charging chip without Method works normally, that is to say, that the reliability of in-band communications is poor, will affect the performance of wireless charging.And with regard to existing WPC without For line charge electric standard, when establishing multiple parallel wireless charging accesses between transmitting end equipment 100 and receiving device 200 When, the foundation of each wireless charging access must have individual in-band communications access to carry out information exchange.As shown in fig. 6, first The foundation of wireless charging access 300 needs the band by setting up between the first transmitting path 102 and the first receiving path 202 The information exchange of interior communication path, the foundation of the second wireless charging access 300 are needed through the second transmitting path 103 and second The information exchange for the in-band communications access set up between receiving path 203 influences the stability of charging.
In the embodiment of the present invention, to solve the above-mentioned problems, when can design multiple wireless charging path settings, one is shared A in-band communications access carries out information exchange.When being established such as the first wireless charging access 300 and the second wireless charging access 300, By the in-band communications access set up between the first transmitting path 102 and the first receiving path 202, wireless charging association is carried out The interacting message of view, in this way, it is possible to reduce the quantity of in-band communications access improves the stability of wireless charging.
Optionally, when sharing an in-band communications access progress information exchange, the first wireless charging access can first be established 300, resettle the second wireless charging access 300.When establishing the second wireless charging access 300, in the first receiving path 202 The message friendship of wireless charging agreement can be carried out by I2C bus by receiving the reception chip in chip and the second receiving path 203 Mutually, i.e., the communication information is sent in the first receiving path 202 by the reception chip in the second receiving path 203 by I2C interface Reception chip will then by the in-band communications access set up between the first receiving path 202 and the first transmitting path 102 The communication information of receiving device 200 is sent to transmitting end equipment 100.
Optionally, as shown in Figure 1, the receiving device 200 further include: the out-of-band communication circuit being connect with reception chip 204.The out-of-band communication circuit 204 includes: wireless signal processing module and the Anneta module that connect with wireless signal processing module. Reception chip described here includes at least: the reception chip in the second receiving path 203, certainly can also include the first reception Reception chip in access 202.
It, can be in transmitting end equipment 100 in order to reduce influence of the in-band communications to wireless charging in the embodiment of the present invention Out-of-band communication circuit is designed, (is set referring specifically to transmitting terminal likewise, being also configured with out-of-band communication circuit in transmitting end equipment 100 Standby 100 embodiment), in this way when establishing the first wireless charging access 300 and the second wireless charging access 300, it can pass through It is set up between out-of-band communication circuit 204 in out-of-band communication circuit 104 in transmitting end equipment 100 and receiving device 200 Out-of-band communication access 500, carry out wireless charging agreement interacting message, to give up the use of in-band communications, to improve nothing The stability of line charge electricity.
Of course, it should be understood that when can also be that the first wireless charging access 300 is established, leading in the embodiment of the present invention The in-band communications access set up between the first transmitting path 102 and the first receiving path 202 is crossed, wireless charging agreement is carried out Interacting message.When the second wireless charging access 300 is established, by the out-of-band communication circuit 104 in transmitting end equipment 100 and connect The out-of-band communication access 500 set up between out-of-band communication circuit 204 in receiving end equipment 200 carries out wireless charging agreement Interacting message.
Optionally, wireless signal processing module described here is bluetooth module, WIFI module or purple peak protocol module etc..
Optionally, in the embodiment of the present invention, receiving device 200 further include: control chip (not marked in figure), wireless communication Number processing module is also connect with the control chip, so that control chip controls wireless signal processing module.
In conclusion the first receiving path 202 and the second receiving path 203 are parallel in the embodiment of the present invention, each second It is also that parallel, by these parallel receiving paths, same transmitting end equipment can be received simultaneously between receiving path 203 100 wireless charging substantially reduces the time of wireless charging, improves the efficiency of wireless charging.In addition, the embodiment of the present invention In, by sharing in-band communications access or using out-of-band communication access 500, reduce the ripple voltage pair generated when in-band communications The influence of wireless charging improves the stability of wireless charging.Further, in the embodiment of the present invention, two kinds of sides can be used Case establishes wireless charging, not only can meet the versatility of wireless charging with compatibility standard wireless charging；It can also be by customized Charge protocol simplifies the establishment process of wireless charging, reduces information interactive process, that improves wireless charging establishes speed.
Other side according to an embodiment of the present invention provides a kind of wireless charging method, is applied to as described above Receiving device.
As shown in figure 8, the wireless charging method includes:
Step 801: establishing between the first receiving path of receiving device and the first transmitting path of transmitting end equipment First wireless charging access.
Step 802: establishing between the second receiving path of receiving device and the second transmitting path of transmitting end equipment Second wireless charging access.
Step 803: wireless charging is carried out by the first wireless charging access and the second wireless charging access.
Be provided in the embodiment of the present invention, in transmitting end equipment multiple parallel transmitting paths (i.e. the first transmitting path and Second transmitting path), be provided in receiving device it is multiple with the matched receiving path of transmitting path (i.e. the first receiving path and Second receiving path).It can establish a wireless charging access between each transmitting path and receiving path, it thus can be with shape At multiple parallel wireless charging accesses, charge for same receiving device, so that the time of wireless charging is greatly shortened, Improve the efficiency of wireless charging.
Optionally, in the embodiment of the present invention, can be established using two schemes transmitting end equipment and receiving device it Between wireless charging.
, can be according to the wireless charging agreement of standard first when establishing the first wireless charging access, and pass through the first hair The interacting message that the in-band communications access established between access and the first receiving path carries out is penetrated, realizes the foundation of charging path, And the wireless charging agreement of standard can be WPC (Wireless Power Consortium, wireless charging alliance) wireless charging Standard.
WPC wireless charging standard (carries out the friendship of data communications using in-band communications using wireless charging circuit Mutually), data communications are loaded on carrier wave by amplitude modulation and frequency modulation(PFM) two ways.For the peace for ensureing wireless charging Entirely, reliably, WPC wireless charging standard defines complete set, agreement process with qualifications, to establish wireless charging Electricity must satisfy the process requirements of agreement, could effectively establish charging.And in carrying out power transmission process, receiving device It needs to report received power data, power control data, protection data etc. to transmitting end equipment.
As shown in figure 4, the basic procedure for establishing wireless charging is as described below according to WPC wireless charging standard:
1, transmitting end equipment hair ping signal (i.e. pairing signal), driving receiving device are used to carry out the core of wireless charging Piece (such as reception chip) can work normally.
2, after receiving device receives the energy of ping signal, the signal strength of the ping signal received is sent to Transmitting end equipment.
3, the signal strength of the ping signal received in transmitting end equipment confirmation receiving device, meets preset signal After intensity, receiving device sends verification information to transmitting end equipment again.
4, after verification information passes through, receiving device sends configuration information to sending ending equipment again.
5, after configuration information passes through, receiving device sends transmission power control information (as extremely to sending ending equipment again Few control control information).
6, after power control information allotment is stablized, the wireless energy transfer of power level required for initially entering.
Wireless charging is established using the charge protocol of standard, compatibility is strong, the wireless charging of different radio charging manufacturer Equipment can mutually charge.
It, can be customized according to manufacturer after the wireless charging agreement according to standard sets up the first wireless charging access Wireless charging agreement establishes the second wireless charging access.
As shown in figure 5, establishing the following institute of basic procedure of wireless charging according to a kind of customized wireless charging agreement It states:
1, under the drive condition of the ping signal of transmitting end equipment transmitting, so that the reception chip in receiving device can To work normally.
2, the reception chip in receiving device first works at low power modes under the action of ping signal, in order to avoid Power burns greatly very much reception chip.
3, when needing to adjust charge power, receiving device is by power adjustment message (power control information i.e. in figure) Transmitting end equipment is sent, so that transmitting end equipment is adjusted power, realizes power control.When power adjusted, also need When continuing adjustment, then receiving device sends next power adjustment message to transmitting end equipment, so that transmitting end equipment pair Power continues to adjust.
4, in power meet demand, the wireless energy transfer of power level required for initially entering.
Establish wireless charging using customized charge protocol, due to be it is customized, manufacturer can according to demand into Row definition, such as simplifies the establishment process of wireless charging, reduces information exchange.
In the embodiment of the present invention, wireless charging is established using two schemes, can not only be met with compatibility standard wireless charging The versatility of wireless charging；The establishment process of wireless charging can also be simplified by customized charge protocol, reduce information exchange Process, that improves wireless charging establishes speed.
Optionally, at present in receiving device, LDO (the Low Dropout in chip as output end is received Regulator is a kind of low pressure difference linear voltage regulator) work low voltage difference condition (about 0.1V, in order to raising efficiency, The efficiency of LDO pressure difference more large chip is lower), i.e., output of the rectifier output voltage Vrect than output end LDO being connect with LDO Voltage Vout about 0.1V.Since WPC wireless charging standard uses in-band communications, i.e. amplitude modulation (abbreviation ASK) and frequency tune It makes (abbreviation FSK), when modulated signal amplitude is greater than 0.1V (modulated signal amplitude is directly or indirectly fallen on Vrect voltage), Vout is upper the voltage amplitude of modulated signal occurs, this voltage amplitude may be unable to satisfy the input condition of rear end charging chip, Such as: when rear half pressure charging chip of termination, since ripple amplitude is too big on output voltage, may cause half pressure charging chip without Method works normally, that is to say, that the reliability of in-band communications is poor, will affect the performance of wireless charging.And with regard to existing WPC without For line charge electric standard, when can establish multiple parallel wireless charging accesses between transmitting end equipment and receiving device, The foundation of each wireless charging access must have individual in-band communications access to carry out information exchange.As shown in fig. 6, first is wireless The foundation of charging path needs the letter by the in-band communications access set up between the first transmitting path and the first receiving path Breath interaction, the foundation of the second wireless charging access are needed by setting up between the second transmitting path and the second receiving path The information exchange of in-band communications access influences the stability of charging.
In the embodiment of the present invention, to solve the above-mentioned problems, when can design multiple wireless charging path settings, one is shared A in-band communications access carries out information exchange.When such as the first wireless charging access and the second wireless charging path setting, pass through The in-band communications access set up between first transmitting path and the first receiving path, the message for carrying out wireless charging agreement are handed over Mutually, in this way, it is possible to reduce the quantity of in-band communications access improves the stability of wireless charging.
Optionally, when sharing an in-band communications access progress information exchange, the first wireless charging access can be first established, Resettle the second wireless charging access.When establishing the second wireless charging access, the reception chip in the first receiving path and Reception chip in two receiving paths can carry out the interacting message of wireless charging agreement by I2C bus, i.e., the second reception is logical The communication information is sent to the reception chip in the first receiving path by I2C interface by the reception chip in road, is passing through first The in-band communications access set up between receiving path and the first transmitting path, the communication information of receiving device is sent to Penetrate end equipment.
Optionally, as shown in Fig. 2, the receiving device further include: the out-of-band communication circuit being connect with reception chip.The band Outer telecommunication circuit includes: wireless signal processing module and the Anneta module that connect with wireless signal processing module.Described here Wireless signal processing module is bluetooth module, WIFI module or purple peak protocol module etc..Reception chip described here at least wraps Include: the reception chip in the second receiving path 203 can also include the reception chip in the first receiving path 202 certainly.
In the embodiment of the present invention, in order to reduce influence of the in-band communications to wireless charging, it can be set in transmitting end equipment Out-of-band communication circuit is counted, likewise, being also configured with out-of-band communication circuit in receiving device (referring specifically to the reality of receiving device Apply example), in this way when establishing wireless charging access, the out-of-band communication circuit and receiving device in transmitting end equipment can be passed through In out-of-band communication circuit between the out-of-band communication access set up, the interacting message of wireless charging agreement is carried out, to give up band The use of interior communication, to improve the stability of wireless charging.
For example, being all made of the progress of out-of-band communication access when the first wireless charging access and the second wireless charging path setting The interacting message of wireless charging agreement, then include
Step 801 establishes between the first receiving path of receiving device and the first transmitting path of transmitting end equipment One wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the first transmitting path of transmitting end equipment Breath interaction, establishes the first wireless charging access between the first receiving path and the first transmitting path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
Step 802 establishes between the second receiving path of receiving device and the second transmitting path of transmitting end equipment Two wireless charging accesses, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the second transmitting path of transmitting end equipment Breath interaction, establishes the second wireless charging access between the second receiving path and the second transmitting path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
Of course, it should be understood that can be with are as follows: when the first wireless charging path setting, carried out using in-band communications access The interacting message of wireless charging agreement；When the second wireless charging path setting, wireless charging association is carried out using out-of-band communication access The interacting message of view, then include
Step 801 establishes between the first receiving path of receiving device and the first transmitting path of transmitting end equipment One wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between in-band communications access and the first transmitting path of transmitting end equipment Breath interaction, establishes the first wireless charging access between the first receiving path and the first transmitting path.
Wherein, the communication that in-band communications access described here is established between the first transmitting path and the first receiving path Access.
Step 802 establishes between the second receiving path of receiving device and the second transmitting path of transmitting end equipment Two wireless charging accesses, comprising:
According to the message for carrying out wireless charging agreement between out-of-band communication access and the second transmitting path of transmitting end equipment Interaction, establishes the second wireless charging access between the second receiving path and the second transmitting path.
Wherein, out-of-band communication access described here is in the out-of-band communication circuit and receiving device in transmitting end equipment Out-of-band communication circuit between the communication path established.
In conclusion being provided with multiple parallel transmitting paths in the embodiment of the present invention, in transmitting end equipment, receiving end is set The multiple and matched receiving path of transmitting path is provided in standby.It can establish one between each transmitting path and receiving path Wireless charging access can thus form multiple parallel wireless charging accesses, charge for same receiving device, from And the time of wireless charging is greatly shortened, improve the efficiency of wireless charging.In addition, in the embodiment of the present invention, by sharing in band Communication path uses out-of-band communication access, reduces influence of the ripple voltage generated when in-band communications to wireless charging, mentions The high stability of wireless charging.Further, in the embodiment of the present invention, wireless charging can be established using two schemes, no Only it can meet the versatility of wireless charging with compatibility standard wireless charging；It can also be simplified wireless by customized charge protocol The establishment process of charging reduces information interactive process, and that improves wireless charging establishes speed.
One aspect according to an embodiment of the present invention, provides a kind of transmitting end equipment, and the transmitting end equipment is above-mentioned Transmitting end equipment as described in the examples, the details being able to achieve in the above-mentioned wireless charging method applied to transmitting end equipment side, And reach identical effect.
As shown in figure 9, the transmitting end equipment further include:
First establishes module 901, for establish the transmitting end equipment the first transmitting path and receiving device The first wireless charging access between one receiving path.
Second establishes module 902, for establish the transmitting end equipment the second transmitting path and receiving device The second wireless charging access between two receiving paths.
First control module 903, for controlling first radio path and second radio path to the reception End equipment carries out wireless charging.
Optionally, the transmitting end equipment further include: with the out-of-band communication circuit that connect of control chip, outside the band Telecommunication circuit includes: wireless signal processing module and the Anneta module that connect with the wireless signal processing module.
Optionally, it described second establishes module 902 and includes:
First setting up submodule, for the second receiving path according to second transmitting path and the receiving device Between the interacting message of wireless charging agreement that carries out, establish between second transmitting path and second receiving path Second wireless charging access.
Wherein, pass through in-band communications access or out-of-band communication between second transmitting path and second receiving path The interacting message of access progress wireless charging agreement；The in-band communications access is that first transmitting path connects with described first Receive the communication path established between access；The out-of-band communication access in the transmitting end equipment out-of-band communication circuit and institute State the communication path established between the out-of-band communication circuit in receiving device.
Optionally, it described first establishes module 901 and includes:
Second setting up submodule, for according between out-of-band communication access and the first receiving path of the receiving device The interacting message of the wireless charging agreement of progress establishes first between first transmitting path and first receiving path Wireless charging access.
Wherein, the out-of-band communication access is the out-of-band communication circuit and the transmitting end equipment in the receiving device In out-of-band communication circuit between the communication path established.
In the embodiment of the present invention, the first transmitting path and the second transmitting path are parallel, between each second transmitting path Be it is parallel, by these parallel transmitting paths, wireless charging can be carried out simultaneously for same receiving device, greatly shortened The time of wireless charging, improve the efficiency of wireless charging.In addition, in the embodiment of the present invention, it is logical by sharing in-band communications Road uses out-of-band communication access, reduces influence of the ripple voltage generated when in-band communications to wireless charging, improves nothing The stability of line charge electricity.
One aspect according to an embodiment of the present invention, provides a kind of receiving device, and the receiving device is above-mentioned Receiving device as described in the examples, the details being able to achieve in the above-mentioned wireless charging method applied to receiving device side, And reach identical effect.
As shown in Figure 10, the receiving device further include:
Third establishes module 1001, for establish the receiving device the first receiving path and transmitting end equipment The first wireless charging access between one transmitting path.
4th establishes module 1002, for establish the receiving device the second receiving path and transmitting end equipment The second wireless charging access between two transmitting paths.
Second control module 1003, for passing through the first wireless charging access and the second wireless charging access, Control carries out wireless charging.
Optionally, the receiving device further include: described with each out-of-band communication circuit for receiving chip and connecting Out-of-band communication circuit includes: wireless signal processing module and the Anneta module that connect with the wireless signal processing module.
Optionally, it the described 4th establishes module 1002 and includes:
Third setting up submodule, for the second transmitting path according to second receiving path and the transmitting end equipment Between the interacting message of wireless charging agreement that carries out, establish between second transmitting path and second receiving path Second wireless charging access.
Wherein, pass through in-band communications access or out-of-band communication between second receiving path and second transmitting path The interacting message of access progress wireless charging agreement；The in-band communications access is that first transmitting path connects with described first Receive the communication path established between access；The out-of-band communication access in the receiving device out-of-band communication circuit and institute State the communication path established between the out-of-band communication circuit in transmitting end equipment.
Optionally, the third establishes module 1001 and includes:
4th setting up submodule, for according between out-of-band communication access and the first transmitting path of the transmitting end equipment The interacting message of the wireless charging agreement of progress establishes first between first receiving path and first transmitting path Wireless charging access.
Wherein, the out-of-band communication access is the out-of-band communication circuit and the transmitting end equipment in the receiving device In out-of-band communication circuit between the communication path established.
In the embodiment of the present invention, the first receiving path and the second receiving path are parallel, between each second receiving path Be it is parallel, by these parallel receiving paths, the wireless charging of same transmitting end equipment can be received simultaneously, greatly shortened The time of wireless charging, improve the efficiency of wireless charging.In addition, in the embodiment of the present invention, it is logical by sharing in-band communications Road uses out-of-band communication access, reduces influence of the ripple voltage generated when in-band communications to wireless charging, improves nothing The stability of line charge electricity.
A kind of hardware structural diagram of Figure 11 receiving device of each embodiment to realize the present invention.
The receiving device 1100 includes but is not limited to: radio frequency unit 1101, network module 1102, audio output unit 1103, input unit 1104, sensor 1105, display unit 1106, user input unit 1107, interface unit 1108, storage The components such as device 1109, processor 1110 and power supply 1111.It will be understood by those skilled in the art that being received shown in Figure 11 End equipment structure does not constitute the restriction to receiving device, and receiving device may include than illustrating more or fewer portions Part perhaps combines certain components or different component layouts.In embodiments of the present invention, receiving device includes but unlimited In mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, wearable device and pedometer etc..
Processor 1110, for establishing the first receiving path of the receiving device and the first transmitting of transmitting end equipment The first wireless charging access between access；Establish the receiving device the second receiving path and transmitting end equipment second The second wireless charging access between transmitting path；Pass through the first wireless charging access and the second wireless charging access Carry out wireless charging.
It is provided with multiple parallel transmitting paths in the embodiment of the present invention, in transmitting end equipment, is arranged in receiving device There is the multiple and matched receiving path of transmitting path.A wireless charging is can establish between each transmitting path and receiving path Access can thus form multiple parallel wireless charging accesses, charge for same receiving device, to contract significantly The time of short wireless charging improves the efficiency of wireless charging.
It should be understood that the embodiment of the present invention in, radio frequency unit 1101 can be used for receiving and sending messages or communication process in, signal Send and receive, specifically, by from base station downlink data receive after, to processor 1110 handle；In addition, by uplink Data are sent to base station.In general, radio frequency unit 1101 includes but is not limited to antenna, at least one amplifier, transceiver, coupling Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 1101 can also by wireless communication system and network and other Equipment communication.
Receiving device provides wireless broadband internet by network module 1102 for user and accesses, and such as helps user It sends and receive e-mail, browse webpage and access streaming video etc..
Audio output unit 1103 can be received by radio frequency unit 1101 or network module 1102 or in memory The audio data stored in 1109 is converted into audio signal and exports to be sound.Moreover, audio output unit 1103 can be with Audio output relevant to the specific function that receiving device 1100 executes is provided (for example, call signal receives sound, message connects Quiet down sound etc.).Audio output unit 1103 includes loudspeaker, buzzer and receiver etc..
Input unit 1104 is for receiving audio or video signal.Input unit 1104 may include graphics processor (Graphics Processing Unit, GPU) 11041 and microphone 11042, graphics processor 11041 are captured in video In mode or image capture mode by image capture apparatus (such as camera) obtain static images or video image data into Row processing.Treated, and picture frame may be displayed on display unit 1106.Through treated the picture frame of graphics processor 11041 It can store in memory 1109 (or other storage mediums) or carried out via radio frequency unit 1101 or network module 1102 It sends.Microphone 11042 can receive sound, and can be audio data by such acoustic processing.Audio that treated Data can be converted to the lattice that mobile communication base station can be sent to via radio frequency unit 1101 in the case where telephone calling model Formula output.
Receiving device 1100 further includes at least one sensor 1105, for example, optical sensor, motion sensor and its His sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can basis The light and shade of ambient light adjusts the brightness of display panel 11061, and proximity sensor can be moved to ear in receiving device 1100 Bian Shi closes display panel 11061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect each side The size of (generally three axis) acceleration upwards, can detect that size and the direction of gravity, can be used to identify receiving end when static Equipment posture (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, Tap) etc.；Sensor 1105 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyro Instrument, barometer, hygrometer, thermometer, infrared sensor etc., details are not described herein.
Display unit 1106 is for showing information input by user or being supplied to the information of user.Display unit 1106 can Including display panel 11061, liquid crystal display (Liquid Crystal Display, LCD), organic light-emitting diodes can be used Forms such as (Organic Light-Emitting Diode, OLED) are managed to configure display panel 11061.
User input unit 1107 can be used for receiving the number or character information of input, and generate and receiving device User setting and the related key signals input of function control.Specifically, user input unit 1107 includes touch panel 11071 And other input equipments 11072.Touch panel 11071, also referred to as touch screen collect the touch of user on it or nearby Operation (for example user uses any suitable objects or attachment such as finger, stylus on touch panel 11071 or in touch panel Operation near 11071).Touch panel 11071 may include both touch detecting apparatus and touch controller.Wherein, it touches The touch orientation of detection device detection user is touched, and detects touch operation bring signal, transmits a signal to touch controller； Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 1110, It receives the order that processor 1110 is sent and is executed.Furthermore, it is possible to using resistance-type, condenser type, infrared ray and surface The multiple types such as sound wave realize touch panel 11071.In addition to touch panel 11071, user input unit 1107 can also include Other input equipments 11072.Specifically, other input equipments 11072 can include but is not limited to physical keyboard, function key (ratio Such as volume control button, switch key), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 11071 can be covered on display panel 11061, when touch panel 11071 detects After touch operation on or near it, processor 1110 is sent to determine the type of touch event, is followed by subsequent processing device 1110 Corresponding visual output is provided on display panel 11061 according to the type of touch event.Although in Figure 11, touch panel 11071 and display panel 11061 are the functions that outputs and inputs of realizing receiving device as two independent components, still In some embodiments it is possible to touch panel 11071 and display panel 11061 is integrated and realize the input of receiving device and Output function, specifically herein without limitation.
Interface unit 1108 is the interface that external device (ED) is connect with receiving device 1100.For example, external device (ED) can wrap Include wired or wireless headphone port, external power supply (or battery charger) port, wired or wireless data port, storage Card port, port, the port audio input/output (I/O), video i/o port, ear for connecting the device with identification module Generator terminal mouth etc..Interface unit 1108 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) And by one or more elements that the input received is transferred in receiving device 1100 or it can be used in receiving end Data are transmitted between equipment 1100 and external device (ED).
Memory 1109 can be used for storing software program and various data.Memory 1109 can mainly include storage program Area and storage data area, wherein storing program area can application program needed for storage program area, at least one function (such as Sound-playing function, image player function etc.) etc.；Storage data area, which can be stored, uses created data (ratio according to mobile phone Such as audio data, phone directory) etc..In addition, memory 1109 may include high-speed random access memory, it can also include non- Volatile memory, for example, at least a disk memory, flush memory device or other volatile solid-state parts.
Processor 1110 is the control centre of receiving device, utilizes various interfaces and the entire receiving device of connection Various pieces, by running or execute the software program and/or module that are stored in memory 1109, and call and be stored in Data in memory 1109 execute the various functions and processing data of receiving device, to carry out to receiving device whole Body monitoring.Processor 1110 may include one or more processing units；Preferably, processor 1110 can integrate application processor and Modem processor, wherein the main processing operation system of application processor, user interface and application program etc., modulation /demodulation Processor mainly handles wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor In 1110.
Receiving device 1100 can also include the power supply 1111 (such as battery) powered to all parts, it is preferred that electricity Source 1111 can be logically contiguous by power-supply management system and processor 1110, to realize that management is filled by power-supply management system The functions such as electricity, electric discharge and power managed.
In addition, receiving device 1100 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of receiving device, including processor 1110, and memory 1109 is deposited The computer program that can be run on memory 1109 and on the processor 1110 is stored up, the computer program is by processor 1110 realize each process of the above-mentioned wireless charging method embodiment applied to receiving device when executing, and can reach identical Technical effect, to avoid repeating, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium Calculation machine program, the computer program realize that the above-mentioned wireless charging method applied to receiving device is implemented when being executed by processor Each process of example, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer Readable storage medium storing program for executing, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art The part contributed out can be embodied in the form of software products, which is stored in a storage medium In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that receiving device (it can be mobile phone, computer, Server, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much Form belongs within protection of the invention.

Claims (15)

1. a kind of transmitting end equipment characterized by comprising
The control chip of wireless charging；
The first transmitting path being connect with the control chip；And
At least one second transmitting path being connect with the control chip；
Wherein, each transmitting path respectively include: the driving chip that connect with the control chip is connect with the driving chip Inverter circuit and the transmitting coil that is connect with the inverter circuit.
2. transmitting end equipment according to claim 1, which is characterized in that further include: the band being connect with the control chip Outer telecommunication circuit, the out-of-band communication circuit include: wireless signal processing module and connect with the wireless signal processing module Anneta module.
3. transmitting end equipment according to claim 2, which is characterized in that the wireless signal processing module is bluetooth mould Block, WIFI module or purple peak protocol module.
4. a kind of receiving device characterized by comprising
Load circuit；
The first receiving path being connect with the load circuit；And
At least one second receiving path being connect with the load circuit；
Wherein, each receiving path respectively include: the reception chip connecting with the load circuit is connect with the reception chip Receiving coil.
5. receiving device according to claim 4, which is characterized in that further include:
With the out-of-band communication circuit that connect of reception chip, the out-of-band communication circuit include: wireless signal processing module with The Anneta module being connect with the wireless signal processing module.
6. receiving device according to claim 5, which is characterized in that the wireless signal processing module is bluetooth mould Block, WIFI module or purple peak protocol module.
7. receiving device according to claim 4, which is characterized in that reception chip in first receiving path with The interacting message for receiving chip and carrying out wireless charging agreement by I2C bus in second receiving path.
8. a kind of wireless charging method, which is characterized in that it is applied to transmitting end equipment as described in any one of claims 1 to 3, The described method includes:
It establishes first wireless between the first transmitting path of the transmitting end equipment and the first receiving path of receiving device Charging path；
It establishes second wireless between the second transmitting path of the transmitting end equipment and the second receiving path of receiving device Charging path；
It controls first radio path and second radio path and wireless charging is carried out to the receiving device.
9. according to the method described in claim 8, it is characterized in that, the transmitting end equipment further include: with the control chip The out-of-band communication circuit of connection, the out-of-band communication circuit include: wireless signal processing module and handle with the wireless signal The Anneta module of module connection；
Second between second transmitting path for establishing the transmitting end equipment and the second receiving path of receiving device Wireless charging access, comprising:
According to the wireless charging agreement carried out between second transmitting path and the second receiving path of the receiving device Interacting message, establish the second wireless charging access between second transmitting path and second receiving path；
Wherein, pass through in-band communications access or out-of-band communication access between second transmitting path and second receiving path Carry out the interacting message of wireless charging agreement；The in-band communications access is that first transmitting path and first reception are logical The communication path established between road；The out-of-band communication access is that the out-of-band communication circuit in the transmitting end equipment connects with described The communication path established between out-of-band communication circuit in receiving end equipment.
10. according to the method described in claim 8, it is characterized in that, the transmitting end equipment further include: with the control chip The out-of-band communication circuit of connection, the out-of-band communication circuit include: wireless signal processing module and handle with the wireless signal The Anneta module of module connection；
First between first transmitting path for establishing the transmitting end equipment and the first receiving path of receiving device Wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the first receiving path of the receiving device Breath interaction, establishes the first wireless charging access between first transmitting path and first receiving path；
Wherein, the out-of-band communication access is in the out-of-band communication circuit and the transmitting end equipment in the receiving device The communication path established between out-of-band communication circuit.
11. a kind of wireless charging method, which is characterized in that set applied to the described in any item receiving ends of such as claim 4 to 7 It is standby, which comprises
It establishes first wireless between the first receiving path of the receiving device and the first transmitting path of transmitting end equipment Charging path；
It establishes second wireless between the second receiving path of the receiving device and the second transmitting path of transmitting end equipment Charging path；
Wireless charging is carried out by the first wireless charging access and the second wireless charging access.
12. according to the method for claim 11, which is characterized in that the receiving device further include: described connect with each Receive chip connection out-of-band communication circuit, the out-of-band communication circuit include: wireless signal processing module and with the wireless communication The Anneta module of number processing module connection；
Second between second receiving path for establishing the receiving device and the second transmitting path of transmitting end equipment Wireless charging access, comprising:
According to the wireless charging agreement carried out between second receiving path and the second transmitting path of the transmitting end equipment Interacting message, establish the second wireless charging access between second transmitting path and second receiving path；
Wherein, pass through in-band communications access or out-of-band communication access between second receiving path and second transmitting path Carry out the interacting message of wireless charging agreement；The in-band communications access is that first transmitting path and first reception are logical The communication path established between road；The out-of-band communication access is out-of-band communication circuit and the hair in the receiving device The communication path established between the out-of-band communication circuit penetrated in end equipment.
13. according to the method for claim 11, which is characterized in that the receiving device further include: described connect with each Receive chip connection out-of-band communication circuit, the out-of-band communication circuit include: wireless signal processing module and with the wireless communication The Anneta module of number processing module connection；
First between first receiving path for establishing the receiving device and the first transmitting path of transmitting end equipment Wireless charging access, comprising:
According to disappearing for the wireless charging agreement carried out between out-of-band communication access and the first transmitting path of the transmitting end equipment Breath interaction, establishes the first wireless charging access between first receiving path and first transmitting path；
Wherein, the out-of-band communication access is in the out-of-band communication circuit and the transmitting end equipment in the receiving device The communication path established between out-of-band communication circuit.
14. a kind of transmitting end equipment, which is characterized in that the transmitting end equipment is the described in any item transmittings of claims 1 to 3 End equipment, the transmitting end equipment further include:
First establishes module, for establish the transmitting end equipment the first transmitting path and receiving device first receive it is logical The first wireless charging access between road；
Second establishes module, for establish the transmitting end equipment the second transmitting path and receiving device second receive it is logical The second wireless charging access between road；
First control module, for control first radio path and second radio path to the receiving device into Row wireless charging.
15. a kind of receiving device, which is characterized in that the receiving device is the described in any item receptions of claim 4 to 7 End equipment, the receiving device further include:
Third establishes module, for establish the receiving device the first receiving path and transmitting end equipment the first transmitting it is logical The first wireless charging access between road；
4th establishes module, for establish the receiving device the second receiving path and transmitting end equipment the second transmitting it is logical The second wireless charging access between road；
Second control module, for by the first wireless charging access and the second wireless charging access, control to be carried out Wireless charging.
CN201910749008.0A 2019-08-14 2019-08-14 Transmitting terminal device, receiving terminal device and wireless charging method Active CN110518707B (en)

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