CN106208422B - Wireless charging method and device - Google Patents
Wireless charging method and device Download PDFInfo
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- CN106208422B CN106208422B CN201610805791.4A CN201610805791A CN106208422B CN 106208422 B CN106208422 B CN 106208422B CN 201610805791 A CN201610805791 A CN 201610805791A CN 106208422 B CN106208422 B CN 106208422B
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- 238000000034 method Methods 0.000 title claims abstract description 36
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- 230000008569 process Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 230000008878 coupling Effects 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
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- H02J7/025—
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the present invention discloses a kind of wireless charging method and device, which comprises response is electrically charged the charge request of equipment feedback, obtains practical charge parameter；The electromagnetic wave of predetermined wavelength is converted electrical energy into according to practical charge parameter；To being electrically charged electromagnetic wave described in radiation of equipment.Described device includes: respond module, for responding the charge request for being electrically charged equipment feedback, obtains practical charge parameter；Module occurs for electromagnetic wave, and the electromagnetic wave of predetermined wavelength is converted electrical energy into according to the practical charge parameter；Radiation Module, to being electrically charged electromagnetic wave described in radiation of equipment.The embodiment of the present invention obtains practical charge parameter according to the charge request for being electrically charged equipment feedback, the electromagnetic wave of predetermined wavelength is converted electrical energy into again, it can avoid that charge parameter is caused to mismatch because of information asymmetry and then charge efficiency caused to reduce the case where can not even charging, it promotes charging equipment and is electrically charged the charge parameter matching degree of equipment, charge efficiency is improved, power consumption is reduced.
Description
Technical field
The present invention relates to wireless charging technical field more particularly to a kind of wireless charging methods and device.
Background technique
Currently, with the development of science and technology and social economy, smart phone, tablet computer even electric car etc.
The various electrical equipments with rechargeable battery have become the indispensable a part of people's daily life, and this kind of in order to meet
The charge requirement of electrical equipment with rechargeable battery, various charging techniques are developed rapidly.
Wireless charging technology is a current research direction emerging and with very extensive application prospect.It is existing
Wireless charging technology majority energy transmission is carried out using electromagnetic coupling or magnetic coupling so that charging operations have requested charging electricity
The constraint of source line brings certain convenience to user, but this kind of wireless charging requires charging equipment and is electrically charged equipment holding
Between the presumptive area that very close distance or even some wireless charging technologies both also require charging equipment and are electrically charged equipment
It must be aligned with each other, once charging equipment and to be electrically charged the distance between equipment slightly remote, or shift and fail to be aligned, or in
Between there is barrier, charge efficiency will sharply decline, charging be difficult to be normally carried out.
Summary of the invention
Technical problems to be solved of the embodiment of the present invention are to provide a kind of wireless charging method, mention effective high wireless charging
Efficiency reduces power consumption.
The further technical problems to be solved of the embodiment of the present invention are to provide a kind of wireless charging device, can effectively improve
Wireless charging efficiency reduces power consumption.
In order to solve the above technical problems, the embodiment of the invention provides a kind of wireless charging methods, comprising:
Response is electrically charged the charge request of equipment feedback, obtains practical charge parameter；
The electromagnetic wave of predetermined wavelength is converted electrical energy into according to the practical charge parameter；
To being electrically charged electromagnetic wave described in radiation of equipment.
Further, the method also includes being electrically charged the charge request of equipment feedback in response, practical charging ginseng is obtained
The following steps carried out before number: preset charged parameter is broadcasted with radio broadcasting mode, the preset charged parameter packet
Include at least one of following parameter: spectral range, the maximum transmission power of electromagnetic wave used in charging.
Further, the response is electrically charged the charge request of equipment feedback, obtains practical charge parameter and specifically includes:
According to the charge request that charging equipment is fed back, the position for being electrically charged equipment is positioned；
According to be electrically charged it is that equipment is positioned as a result, determine launch window, and according to charge efficiency adjust maximum fill
Electrical power.
Further, the method also includes；The variation for monitoring charge efficiency during radiating the electromagnetic wave,
When charge efficiency is down to preset threshold, stop radiated electromagnetic wave, again carries out preset charged parameter with radio broadcasting mode wide
It broadcasts.
Second aspect, the embodiment of the present invention also provide a kind of wireless charging method, comprising:
Charge request is sent to charging equipment, the charge request includes at least: optimum reception wavelength, receiving area shape
And receiving area area information；
The electromagnetic wave of charging equipment radiation is received, and converting electric energy for the electromagnetic wave is that rechargeable battery fills
Electricity.
Further, it the following steps that the method also includes carrying out before sending charge request to charging equipment: connects
Receive the preset charged parameter that charging equipment is transferred with radio broadcasting mode.
The third aspect, the embodiment of the present invention also provide a kind of wireless charging device, are set on charging equipment, comprising:
Respond module obtains practical charge parameter for responding the charge request for being electrically charged equipment feedback；
Module occurs for electromagnetic wave, for converting electrical energy into the electromagnetic wave of predetermined wavelength according to the practical charge parameter；
Radiation Module, for being electrically charged electromagnetic wave described in radiation of equipment.
Further, described device further include:
Broadcast module, for preset charged parameter to be broadcasted with radio broadcasting mode, the preset charged parameter packet
At least one of following parameter is included, spectral range, the maximum transmission power of the used electromagnetic wave that charges.
Further, the respond module includes:
Positioning component, for being positioned to the position for being electrically charged equipment according to the charge request for being electrically charged equipment feedback；
Adjust component, for according to be electrically charged it is that equipment is positioned as a result, determine launch window, and according to charging imitate
Rate adjusts maximum charge power.
Further, described device further include:
Monitoring modular is dropped for monitoring the variation of charge efficiency during radiating the electromagnetic wave in charge efficiency
When to preset threshold, stop radiated electromagnetic wave, and indicate broadcast module again by preset charged parameter with radio broadcasting mode into
Row broadcast.
Fourth aspect, the embodiment of the present invention also provide a kind of wireless charging device, are set to and are electrically charged in equipment, comprising:
Request module, for sending charge request to charging equipment, the charge request is included at least: optimum reception wave
Long, receiving area shape and receiving area area information；
Charging module, for receiving the electromagnetic wave of charging equipment radiation, and converting electric energy for the electromagnetic wave is that can fill
Battery charges.
Further, described device further include:
Receiving module, the preset charged parameter transmitted for receiving charging equipment with radio broadcasting mode, and according to being connect
The preset charged parameter instruction request module received sends corresponding charge request.
By using above-mentioned technical proposal, the embodiment of the present invention is had the beneficial effect that: the embodiment of the present invention passes through response
It is electrically charged the charge request of equipment feedback, practical charge parameter is obtained, is converted electrical energy into according to the practical charge parameter pre-
The long electromagnetism wave direction of standing wave is electrically charged electromagnetic wave described in radiation of equipment, avoids charging equipment and is electrically charged between equipment because of information not
It is symmetrical and cause charge parameter to mismatch and then charge efficiency is caused to reduce the case where can not even charging, make charging equipment and by
The charge parameter matching degree of charging equipment is high, improves charge efficiency, reduces power consumption.
Detailed description of the invention
Fig. 1 is one embodiment flow diagram that wireless charging method of the present invention is implemented in charging equipment.
Fig. 2 is another embodiment flow diagram that wireless charging method of the present invention is implemented in charging equipment.
Fig. 3 is another embodiment flow diagram that wireless charging method of the present invention is implemented in charging equipment.
Fig. 4 is the specific of the step S11 in one embodiment that wireless charging method of the present invention is implemented in charging equipment
Flow diagram.
Fig. 5 is the flow diagram of one embodiment that wireless charging method of the present invention is implemented in being electrically charged equipment.
Fig. 6 is the flow diagram for another embodiment that wireless charging method of the present invention is implemented in being electrically charged equipment.
Fig. 7 is the principle block diagram of one embodiment that wireless charging device of the present invention is implemented in charging equipment.
Fig. 8 is the principle box signal for another embodiment that wireless charging device of the present invention is implemented in charging equipment
Figure.
Fig. 9 is the principle box signal for another embodiment that wireless charging device of the present invention is implemented in charging equipment
Figure.
Respond module is specific in one embodiment that Figure 10 is implemented in charging equipment for wireless charging device of the present invention
Structural schematic diagram.
Figure 11 is the principle box signal of one embodiment that wireless charging device of the present invention is implemented in being electrically charged equipment
Figure.
Figure 12 is that the principle box for another embodiment that wireless charging device of the present invention is implemented in being electrically charged equipment shows
It is intended to.
Figure 13 is that wireless charging method of the present invention and device are applied to the schematic illustration to charge to electric car.
Figure 14 is that the wireless successful methods of the present invention and device are applied to the schematic illustration to charge to smart phone.
Specific embodiment
The application is described in further detail in the following with reference to the drawings and specific embodiments.It should be appreciated that signal below
Property embodiment and explanation be only used to explain the present invention, it is not as a limitation of the invention, moreover, in the absence of conflict,
The features in the embodiments and the embodiments of the present application can be combined with each other.
As shown in Figure 1, one embodiment of the invention provides a kind of wireless charging method for charging equipment angle, packet
It includes:
Step S11, response are electrically charged the charge request of equipment feedback, obtain practical charge parameter；
Step S12 converts electrical energy into the electromagnetic wave of predetermined wavelength according to the practical charge parameter；
Step S13, to being electrically charged electromagnetic wave described in radiation of equipment.
The present embodiment is electrically charged the charge request of equipment by response, to obtain practical charge parameter, and then further according to institute
State the electromagnetic wave that practical charge parameter converts electrical energy into predetermined wavelength, finally to be electrically charged electromagnetic wave described in radiation of equipment realize
Wireless charging, thus, it is possible to avoid charging equipment and be electrically charged between equipment not causing charge parameter because of information asymmetry not
Match, and then lead to charge efficiency low the case where can not even charging, makes charging equipment and the charge parameter for being electrically charged equipment
It is high with degree, charge efficiency is improved, the consumption of the energy is reduced.
In the specific implementation, the electromagnetic wave can be laser, infrared ray, microwave or radio wave, optional at one
In embodiment, using laser, the feature that preferably laser energy density can be utilized big.
In an embodiment of the invention, following the method also includes what is carried out before step S11 as shown in Fig. 2
Step:
Step S10 broadcasts preset charged parameter with radio broadcasting mode, and the preset charged parameter includes following
At least one of parameter: spectral range, the maximum transmission power of electromagnetic wave used in charging.
The present embodiment is electrically charged equipment by the way that preset charged parameter to be broadcasted and receives signal and feedback charging
Request, and then determination is electrically charged the radiation scope whether equipment enters charging equipment, avoids being electrically charged equipment and sending without purpose filling
Electricity request, results in waste of resources.
In the specific implementation, the communication mode of the radio broadcasting can be bluetooth, WiFi or lifi etc..
In an alternative embodiment of the invention, as shown in figure 3, the method also includes:
Step S14, the variation of charging equipment monitoring charge efficiency during radiating the electromagnetic wave, in charge efficiency
When being down to preset threshold, stops radiated electromagnetic wave, again broadcast preset charged parameter with radio broadcasting mode.
The present embodiment passes through the variation for continuing to monitor charge efficiency during the charging process, and reduces in charge efficiency pre-
If stopping radiated electromagnetic wave when threshold value and again broadcasting preset charged parameter, avoid during the charging process because being electrically charged
Equipment is mobile or charging equipment and is electrically charged between equipment and situations such as barrier occurs and charge efficiency occur not high or even fill
Inefficient or even useless radiated electromagnetic wave is continuously still being carried out when less than electricity, is effectively reducing power consumption.
In another embodiment of the present invention, as shown in figure 4, the step S11 is specifically included:
Step S110 positions the position for being electrically charged equipment according to the charge request for being electrically charged equipment feedback；
Step S111, according to being electrically charged that equipment is positioned as a result, launch window is determined, and according to charge efficiency tune
Whole maximum charge power.
The present embodiment is by avoiding out to being electrically charged confirmation launch window after equipment is positioned and adjusting charge power
Now because of charging equipment and it is electrically charged situation about between equipment causing charge efficiency low because being not aligned with.
Second aspect, for being electrically charged equipment angle, as shown in figure 5, another embodiment of the invention also provides one
Kind wireless charging method, comprising:
Step S21 sends charge request to charging equipment, and the charge request includes at least: optimum reception wavelength receives
Region shape and receiving area area information；
Step S22 receives the electromagnetic wave of charging equipment radiation, and converting electric energy for the electromagnetic wave is rechargeable battery
It charges.
The present embodiment can clearly inform charging equipment charging applicatory by sending charge request to charging equipment
Parameter is made to can effectively avoid and be electrically charged equipment not in effective chargeable range of charging equipment and constantly sending charge request
At waste of energy, reduce energy loss, moreover, by inform charging equipment charge parameter applicatory, charging can be improved
When parameter matching degree, promoted charge efficiency.
In the alternative embodiment of the invention, as shown in fig. 6, the method also includes carrying out before step S21
Following steps:
Step S20 receives the preset charged parameter that charging equipment is transferred with radio broadcasting mode.
The present embodiment by receiving the preset charged parameter that transfers with radio broadcasting mode of charging equipment, thus be conducive to by
Charging equipment determines reality according to the preset charged parameter and in conjunction with the charging performance parameter for being electrically charged equipment itself come final
Charge parameter can guarantee the matching degree of charge parameter well, promote charge efficiency.
The third aspect, for charging equipment angle, as shown in fig. 7, one embodiment of the invention additionally provides a kind of nothing
Line charge electric installation, is set on charging equipment, comprising:
Respond module 11 obtains practical charge parameter for responding the charge request for being electrically charged equipment feedback；
Module 12 occurs for electromagnetic wave, for converting electrical energy into the electromagnetism of predetermined wavelength according to the practical charge parameter
Wave；
Radiation Module 13, for being electrically charged electromagnetic wave described in radiation of equipment.
The present embodiment by respond module 11 respond be electrically charged equipment feedback charge request to obtain practical charge parameter,
And then the electromagnetic wave that module 12 converts electrical energy into predetermined wavelength according to the practical charge parameter can occur by electromagnetic wave, finally
It is radiate by Radiation Module 13, practical charge parameter can make charging equipment and the charge parameter matching degree for being electrically charged equipment
Height can effectively promote charge efficiency, reduce the consumption of the energy.
In an alternative embodiment of the invention, as shown in figure 8, the wireless charging device further include:
Broadcast module 10, for preset charged parameter to be broadcasted with radio broadcasting mode, the preset charged parameter
Including at least one of following parameter, spectral range, the maximum transmission power of the used electromagnetic wave that charges.
The present embodiment is broadcasted by setting broadcast module 10 come the preset charged parameter to charging equipment, convenient for being filled
Feedback is provided in time when electric equipment detection is in the effective chargeable range for entering charging equipment, is filled to be conducive to fast implement
Electricity.
In another alternative embodiment of the invention, as shown in figure 9, the wireless charging device further include:
Monitoring modular 14, for monitoring the variation of charge efficiency during radiating the electromagnetic wave, in charge efficiency
When being down to preset threshold, stop radiated electromagnetic wave, and indicate broadcast module 10 again by preset charged parameter with radio broadcasting side
Formula is broadcasted.
The present embodiment continues to monitor the variation of charge efficiency by monitoring modular 14 during the charging process, and imitates in charging
Stop radiated electromagnetic wave and to indicate that broadcast module 10 re-starts broadcast when rate is down to preset threshold, avoid during the charging process because
Charge efficiency it is low and caused by energy dissipation, avoid during the charging process because being electrically charged equipment mobile or charging equipment and quilt
There is situations such as barrier between charging equipment and occur charge efficiency it is not high in addition when filling less than electricity still continuously into
Row poor efficiency or even useless radiated electromagnetic wave, effectively reduce power consumption.
In an alternative embodiment of the invention, as shown in Figure 10, the respond module 11 further include:
Positioning component 110, for determining the position for being electrically charged equipment according to the charge request for being electrically charged equipment feedback
Position；
Component 111 is adjusted, for according to being electrically charged that equipment is positioned as a result, determining launch window, and according to filling
Electrical efficiency adjusts maximum charge power.
The present embodiment is emitted by positioning component 110 111 pairs of component of instruction adjustment after equipment is positioned is electrically charged
Window is adjusted, and adjustment component 111 changes according to charge efficiency during the charging process carries out optimal correction to charge power, is kept away
Exempt from energy waste caused by due to charge efficiency reduces.
Fourth aspect, for being electrically charged equipment angle, as shown in figure 11, one embodiment of the invention additionally provides one kind
Wireless charging device is set to and is electrically charged in equipment, comprising:
Request module 21, for sending charge request to charging equipment, the charge request is included at least: optimum reception wave
Long, receiving area shape and receiving area area information；
Charging module 22, for receive charging equipment radiation electromagnetic wave, and by the electromagnetic wave be converted into electric energy be can
Rechargeable battery charges.
The present embodiment sends charge request to charging equipment by request module 21, informs charging equipment reality applicatory
Charge parameter is asked to can effectively avoid and be electrically charged equipment not in effective chargeable range of charging equipment and constantly sending charging
Waste of energy caused by asking reduces energy loss, moreover, can be improved by informing charging equipment charge parameter applicatory
Parameter matching degree when charging promotes charge efficiency.
In an alternative embodiment of the invention, as shown in figure 12, the wireless charging device further include:
Receiving module 20, the preset charged parameter transmitted for receiving charging equipment with radio broadcasting mode, and according to institute
The preset charged parameter instruction request module 21 received sends corresponding charge request.
The present embodiment receives the information of charging equipment broadcast by receiving module 20, and is electrically charged equipment in confirmation and is in
Corresponding charge request is sent to charging equipment when in the chargeable range of charging equipment, to be conducive to be electrically charged equipment according to institute
It states preset charged parameter and finally determines practical charge parameter in conjunction with the charging performance parameter for being electrically charged equipment itself, it can be very
Guarantee the matching degree of charge parameter well, promotes charge efficiency.
Illustrate the specifically used side of wireless charging method and device of the present invention below by way of two specific application examples
Method.
As shown in figure 13, in a specific application example of the invention, being electrically charged equipment is electric car 40, charging equipment
50 at least two composition arrays are arranged on the travel route of electric car, network mutually between charging equipment 50, electric car
In traveling moving process, constantly receives the information that each charging equipment 50 is broadcasted and fed back, the nothing in each charging equipment 50
Line charge electric installation determines the precise position information of electric car 40 according to the charge request fed back by electric car 40, so that it is determined that
It is charged, has been ensured by network communication total in synchronization to electric car 40 by which or which charging equipment 50
There is one or more charging equipment 50 toward 40 radiation energy of electric car.Charging equipment 50, can be right by networking composition array
The equipment on the move that is electrically charged continuously and effectively is charged, avoid single charging equipment 50 and be electrically charged between equipment because away from
The phenomenon that reducing charge efficiency from problem or even can not charging.
As shown in figure 14, in another specific application example, being electrically charged equipment is that smart phone (certainly, can also be with
It is other Intelligent mobile equipments, such as: tablet computer, MP4, electronic reader etc.), the photograph of the outside radiation energy of charging equipment
Detection zone 32 and energy transmission area 31 can be divided by penetrating region, and wherein detection zone 32 is the harmless area of no pollution to the environment, energy
Amount transmission range 31 is high energy region.When smart phone from when being moved to detection zone 32 at a distance, charging equipment detects smart phone
Position generate variation, when smart phone is moved to energy transmission area 31 from detection zone 32, charging equipment is detected and is filled
Space environment between electric equipment meets charging requirement, and charging equipment will in time adjust launch window, to ensure energy
The safety and efficiency of transmission process.In usual situation, energy transmission area 31 is detected area 32 and is surrounded, and avoids energy transmission
The energy swept area in area is excessive and pollutes the environment, and reduces energy loss.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (4)
1. a kind of wireless charging method characterized by comprising
Preset charged parameter is broadcasted with radio broadcasting mode, the preset charged parameter include in following parameter at least
It is a kind of: spectral range, the maximum transmission power of electromagnetic wave used in charging；
Response is electrically charged the charge request of equipment feedback, obtains practical charge parameter；
The electromagnetic wave of predetermined wavelength is converted electrical energy into according to the practical charge parameter；
To being electrically charged electromagnetic wave described in radiation of equipment；
The variation for monitoring charge efficiency during radiating the electromagnetic wave stops when charge efficiency is down to preset threshold
Radiated electromagnetic wave is again broadcasted preset charged parameter with radio broadcasting mode.
2. wireless charging method according to claim 1, it is characterised in that: the response is electrically charged the charging of equipment feedback
Request obtains practical charge parameter and specifically includes:
According to the charge request that charging equipment is fed back, the position for being electrically charged equipment is positioned；
According to be electrically charged it is that equipment is positioned as a result, determine launch window, and according to charge efficiency adjust maximum charge function
Rate.
3. a kind of wireless charging device, is set on charging equipment characterized by comprising
Broadcast module, for preset charged parameter to be broadcasted with radio broadcasting mode, the preset charged parameter include with
At least one of lower parameter, spectral range, the maximum transmission power of the used electromagnetic wave that charges；
Respond module obtains practical charge parameter for responding the charge request for being electrically charged equipment feedback；
Module occurs for electromagnetic wave, for converting electrical energy into the electromagnetic wave of predetermined wavelength according to the practical charge parameter；
Radiation Module, for being electrically charged electromagnetic wave described in radiation of equipment；
Monitoring modular is down to pre- for monitoring the variation of charge efficiency during radiating the electromagnetic wave in charge efficiency
If when threshold value, stopping radiated electromagnetic wave, and it is wide to indicate that broadcast module is again carried out preset charged parameter with radio broadcasting mode
It broadcasts.
4. wireless charging device according to claim 3, which is characterized in that the respond module includes:
Positioning component, for being positioned to the position for being electrically charged equipment according to the charge request for being electrically charged equipment feedback；
Component is adjusted, for according to being electrically charged that equipment is positioned as a result, launch window is determined, and according to charge efficiency tune
Whole maximum charge power.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610805791.4A CN106208422B (en) | 2016-09-06 | 2016-09-06 | Wireless charging method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610805791.4A CN106208422B (en) | 2016-09-06 | 2016-09-06 | Wireless charging method and device |
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| CN106208422A CN106208422A (en) | 2016-12-07 |
| CN106208422B true CN106208422B (en) | 2019-05-07 |
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| CN106451684B (en) | 2016-12-08 | 2019-08-16 | 华为技术有限公司 | A kind of method, equipment and its system of intelligent control wireless charging |
| CN106696738B (en) | 2016-12-28 | 2019-05-10 | 华为技术有限公司 | A kind of wireless charging method of electric car, apparatus and system |
| CN107171423A (en) * | 2017-07-04 | 2017-09-15 | 深圳市海云图新能源有限公司 | A kind of wireless charging system and method |
| CN113131627A (en) * | 2019-12-31 | 2021-07-16 | 深圳市万普拉斯科技有限公司 | Wireless charging method, device, system, computer equipment and readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8970180B2 (en) * | 2009-04-07 | 2015-03-03 | Qualcomm Incorporated | Wireless power transmission scheduling |
| WO2014071567A1 (en) * | 2012-11-07 | 2014-05-15 | 华为技术有限公司 | Method and device for processing wireless charging |
| CN104517366B (en) * | 2013-09-27 | 2019-04-16 | 中兴通讯股份有限公司 | A kind of wireless charging method and corresponding vehicle-mounted charging equipment, equipment manager |
| CN104638773A (en) * | 2013-11-14 | 2015-05-20 | 中兴通讯股份有限公司 | Wireless charging device and operation method thereof |
| CN105515077A (en) * | 2014-10-15 | 2016-04-20 | 苏州超锐微电子有限公司 | Laser charging processing method and device |
| CN105099003A (en) * | 2015-07-28 | 2015-11-25 | 联想(北京)有限公司 | Wireless charging method and corresponding device |
| CN206023386U (en) * | 2016-09-06 | 2017-03-15 | 深圳市乐得瑞科技有限公司 | Wireless charging device |
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