CN104810908B - Electric energy dispensing device, electric energy reception device and the wireless charging system of wireless charging - Google Patents
Electric energy dispensing device, electric energy reception device and the wireless charging system of wireless charging Download PDFInfo
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- CN104810908B CN104810908B CN201510266600.7A CN201510266600A CN104810908B CN 104810908 B CN104810908 B CN 104810908B CN 201510266600 A CN201510266600 A CN 201510266600A CN 104810908 B CN104810908 B CN 104810908B
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Abstract
The invention provides a kind of electric energy dispensing device of wireless charging, electric energy reception device and wireless charging system, wherein electric energy dispensing device includes central processing unit, and the ultrasound transmitter device electrically connected with central processing unit；Central processing unit is used to trigger the position of ultrasound transmitter device acquisition electric energy reception device and required electric energy；Worked according to the position of electric energy reception device and required controlling electric energy ultrasound transmitter device；Ultrasound transmitter device is used to trigger in central processing unit obtains the position of electric energy reception device and required electric energy with control, sending ultrasonic wave, and is charged for electric energy reception device.Accordingly, electric energy reception device receives the ultrasonic wave that electric energy dispensing device is sent, and subsequent charge operation is carried out according to ultrasonic wave.By the electric energy dispensing device of the wireless charging in the present invention, electric energy reception device and wireless charging system, replace electromagnetic wave to carry out wireless charging using ultrasonic wave, the problem of electromagnetic energy is revealed in wireless charging can be alleviated.
Description
Technical field
The present invention relates to wireless charging field, electric energy dispensing device, the electric energy of more particularly to a kind of wireless charging receive dress
Put and wireless charging system.
Background technology
With the development of electronic technology, wireless charging technology is increasingly becoming study hotspot.Prior art has worked out nothing
The method of micro USB electricity, disclosure satisfy that the diversified charge requirement of user.
The side that existing wireless charging is mainly focused on using near field magnetic coupling, far field electromagnetic wave resonance and far field electromagnetic ripple
Method.In the above method, magnetic coupling, electromagnetism wave resonance and electromagnetic wave, which focus on, has a large amount of energy leakages out and to space spoke
Penetrate, and it is bigger closer to the emittance that the position of power supply transmitter leaks.
Modern age biomedicine electronics research has shown that electromagnetic radiation has certain influence on cell division, therefore how to alleviate
Electromagnetic energy leakage in wireless charging turns into urgent problem.
The content of the invention
The invention provides a kind of electric energy dispensing device of wireless charging, electric energy reception device and wireless charging system, adopt
Replace electromagnetic wave to carry out wireless charging with ultrasonic wave, the problem of electromagnetic energy is revealed in wireless charging can be alleviated.
In a first aspect, the embodiments of the invention provide a kind of electric energy dispensing device of wireless charging, during described device includes
Central processor, and the ultrasound transmitter device electrically connected with the central processing unit；
The central processing unit is used to trigger position and institute that the ultrasound transmitter device obtains electric energy reception device
Need electric energy；Worked according to ultrasound transmitter device described in the position of the electric energy reception device and required controlling electric energy；
The ultrasound transmitter device is used to trigger in the central processing unit obtains the electricity with control, sending ultrasonic wave
The position of energy reception device and required electric energy, and charged for the electric energy reception device.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, institute
Stating ultrasound transmitter device includes：The energy driver and electricity consumption locator being connected respectively with the central processing unit, and with institute
State energy driver and electroacoustic transducer that the electricity consumption locator is all connected with；
The energy driver is used under the control of the central processing unit, and driving letter is sent to the electroacoustic transducer
Number；
The electroacoustic transducer uses the array structure of multiple antennas composition, under the control of the drive signal,
Send default coding ultrasonic pulse；
The electricity consumption locator is used for should according to what is fed back after the electric energy reception device reception coding ultrasonic pulse
Signal is answered, determines the position of the electric energy reception device and required electric energy, by the position of the electric energy reception device
The central processing unit is sent to required electric energy；Wherein, the answer signal includes the required electricity of the electric energy reception device
Energy information and identification information, the identification information include the ID of the electric energy reception device；
The electroacoustic transducer is additionally operable under the control of the drive signal, is sent and is focused on to the electric energy reception device
Waves of ultrasonic energy, think electric energy reception device charging.
The first possible embodiment with reference to first aspect, can the embodiments of the invention provide second of first aspect
The embodiment of energy, wherein, the central processing unit includes：
Selector, for the electric energy reception device for it is multiple when, according to needed for each electric energy reception device
Electric energy and charging strategy set in advance selection are currently needed for the electric energy reception device of charging；
Control signal maker, for be currently needed for according to charging electric energy reception device position to described
Energy driver sends control signal, to control the electroacoustic transducer to be sent out to the electric energy reception device for being currently needed for charging
Send the waves of ultrasonic energy of the focusing.
The first possible embodiment with reference to first aspect, can the embodiments of the invention provide the third of first aspect
The embodiment of energy, wherein, the electricity consumption locator is additionally operable to receive the electric energy reception by the electroacoustic transducer in real time
The reception energy value returned in device charging process, determine to send the waves of ultrasonic energy of the focusing according to the reception energy value
Orientation, generate azimuth information, and the azimuth information be sent to the central processing unit；
The central processing unit is additionally operable to receive the azimuth information, and triggering the energy according to the azimuth information drives
Device sends bearing signal to the electroacoustic transducer, to control the waves of ultrasonic energy of the electroacoustic transducer transmission focusing
Orientation.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein, institute
Stating device also includes：The barrier monitor electrically connected with the central processing unit；
The central processing unit is used for the ultrasonic energy that the focusing is determined according to the position of the electric energy reception device
Measure the transmitting path of ripple；
The barrier monitor is used to monitor to whether there is barrier in the transmitting path, and returns to monitoring result；
The central processing unit is used for the monitoring result returned according to the barrier monitor, adjusts the ultrasonic wave hair
Device is sent to send the power of the waves of ultrasonic energy of the focusing.
, can the embodiments of the invention provide the 5th of first aspect kind with reference to the 4th kind of possible embodiment of first aspect
The embodiment of energy, wherein, the barrier monitor includes：Human inductor and electrically connect with the human inductor
Notifying device, the notifying device electrically connect with the central processing unit；
The human inductor knows that the central processing unit sends the ultrasonic energy of the focusing by the notifying device
The transmitting path of ripple, and monitor in the transmitting path whether someone, if someone, triggering letter is sent to the notifying device
Number；
The notifying device is used for after receiving the trigger signal, and alarm signal is sent to the central processing unit；
The central processing unit is additionally operable to after receiving the alarm signal, is triggered the ultrasound transmitter device and is stopped sending
The waves of ultrasonic energy of the focusing.
Second aspect, the embodiments of the invention provide a kind of electric energy reception device of wireless charging, described device includes energy
Measure receiving converter, and the recharge processor electrically connected with the energy acceptance converter；
The energy acceptance converter uses the array structure of multiple antennas composition, is sent for receiving electric energy dispensing device
Ultrasonic wave, and convert the waves into corresponding electric signal；
The recharge processor is used to obtain the electric signal from the energy acceptance converter；And pass through the energy
The required energy information and identification information of the electric energy reception device are sent to the electric energy dispensing device by receiving converter, and
Subsequent charge operation is carried out according to the electric signal.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, institute
Stating recharge processor includes：The transponder electrically connected with the energy acceptance converter, and respectively with the transponder and treating
The electrical energy demands counter of charging equipment electrical connection；Electrically connected respectively with the energy acceptance converter and the charging equipment
Energy converter；
The electrical energy demands counter is used for the required electric energy for counting the charging equipment, and energy information needed for generation is simultaneously
Send to the transponder；
The transponder is used to obtain the electric signal from the energy acceptance converter, and receives the required electric energy
Information；When the electric signal includes encoding electric signal corresponding to ultrasonic pulse, according to the required energy information and the electricity
The identification information generation answer signal of energy reception device, institute is sent to by the energy acceptance converter by the answer signal
State electric energy dispensing device；Wherein, the identification information includes the ID of the electric energy reception device；
The energy converter is used to obtain the electric signal from the energy acceptance converter, when the electric signal includes
Corresponding to the waves of ultrasonic energy of focusing during electric signal, electric signal corresponding to the waves of ultrasonic energy of the focusing is converted into described treat
Voltage signal needed for charging equipment, think the charging equipment charging.
With reference to the first possible embodiment of second aspect, the embodiments of the invention provide second of second aspect
Possible embodiment, wherein, the recharge processor also includes being arranged at the energy acceptance converter and the transponder
Between reception energy statisticses device；
The reception energy statisticses device is used to count the energy size that the energy acceptance converter receives, and generation receives
Energy value, and the reception energy value is fed back to by the electric energy dispensing device by the energy acceptance converter.
The third aspect, the embodiments of the invention provide a kind of wireless charging system, the system include first aspect and
First aspect the first to the electric energy dispensing device in the 5th kind of possible embodiment, second aspect and second aspect first
Plant to the electric energy reception device in second of possible embodiment.
In the embodiment of the present invention, by central processing unit and the cooperating of ultrasound transmitter device, ultrasonic wave can be sent
Determine the position of electric energy reception device and required electric energy, additionally it is possible to send ultrasonic wave and charged for electric energy reception device.Can
Understand, electric energy reception device is the device being correspondingly arranged with electric energy dispensing device, and electric energy reception device can receive electric energy transmission
The energy that device is sent.It can be seen that by the electric energy dispensing device in the present embodiment, send ultrasonic wave and replace electromagnetic wave to carry out wirelessly
Charging, it can effectively alleviate the problem of electromagnetic energy is revealed.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 shows a kind of structural representation of the electric energy dispensing device for the wireless charging that first embodiment of the invention is provided
Figure；
Fig. 2 shows another structural representation of the electric energy dispensing device for the wireless charging that first embodiment of the invention is provided
Figure；
Fig. 3 shows another structural representation of the electric energy dispensing device for the wireless charging that first embodiment of the invention is provided
Figure；
Fig. 4 shows a kind of structural representation of the electric energy reception device for the wireless charging that second embodiment of the invention is provided
Figure；
Fig. 5 shows another structural representation of the electric energy reception device for the wireless charging that second embodiment of the invention is provided
Figure；
Fig. 6 shows another structural representation of the electric energy reception device for the wireless charging that second embodiment of the invention is provided
Figure；
Fig. 7 shows a kind of structural representation for the wireless charging system that third embodiment of the invention is provided；
Fig. 8 shows another structural representation for the wireless charging system that third embodiment of the invention is provided；
Fig. 9 shows the domestic applications schematic diagram of a scenario for the wireless charging system that third embodiment of the invention is provided；
Figure 10 shows the office application schematic diagram of a scenario for the wireless charging system that third embodiment of the invention is provided.
Brief description of the drawings：
Electric energy dispensing device 710, electric energy reception device 720.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with attached in the embodiment of the present invention
Figure, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only this
Invention part of the embodiment, rather than whole embodiments.Embodiments of the present invention, which are generally described and illustrated herein in the accompanying drawings
Component can arrange and design with a variety of configurations.Therefore, the implementation of the invention to providing in the accompanying drawings below
The detailed description of example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on embodiments of the invention, those skilled in the art are obtained all on the premise of creative work is not made
Other embodiment, belong to the scope of protection of the invention.
More electromagnetic energy can be revealed for existing wireless charging method, the problem of certain influence is brought on human body,
The invention provides a kind of electric energy dispensing device of wireless charging, electric energy reception device and wireless charging system, using ultrasonic wave
Wireless charging is carried out instead of electromagnetic wave, the problem of electromagnetic energy is revealed in wireless charging can be alleviated.It is detailed below by embodiment
Describe in detail bright.
Embodiment one
As shown in figure 1, first embodiment of the invention provides a kind of electric energy dispensing device of wireless charging, the device includes
Central processing unit 110, and the ultrasound transmitter device 120 electrically connected with central processing unit 110；
Central processing unit 110 is used to triggering ultrasound transmitter device 120 and obtains the position of electric energy reception device and required
Electric energy；Worked according to the position of electric energy reception device and required controlling electric energy ultrasound transmitter device 120；
Ultrasound transmitter device 120 is used in the case where central processing unit 110 triggers and controls, and transmission ultrasonic wave obtains electric energy and received
The position of device and required electric energy, and charged for electric energy reception device.
In the embodiment of the present invention, by central processing unit 110 and the cooperating of ultrasound transmitter device 120, it can send
Ultrasonic wave determines the position of electric energy reception device and required electric energy, additionally it is possible to sends ultrasonic wave and is filled for electric energy reception device
Electricity.It is understood that electric energy reception device is the device being correspondingly arranged with electric energy dispensing device, electric energy reception device can receive electricity
The energy that energy dispensing device is sent.It can be seen that by the electric energy dispensing device in the present embodiment, send ultrasonic wave and enter instead of electromagnetic wave
Row wireless charging, it can effectively alleviate the problem of electromagnetic energy is revealed.
In the embodiment of the present invention, central processing unit 110 includes the elements such as single-chip microcomputer, memory.Central processing unit 110 is with surpassing
Sound transmitter 120 electrically connects, and can be specifically wired connection, can also be wireless connection, can be directly connected to, can also
It is to be indirectly connected with.Central processing unit 110 can be realized by the way of logical device, can also be realized by the way of software,
Such as default program is stored with central processing unit 110, it can be sent by the default program to ultrasound transmitter device 120
Trigger signal, the position of electric energy reception device and required electric energy are obtained to trigger ultrasound transmitter device 120.By default
Program, the position and required controlling electric energy ultrasound transmitter device that central processing unit 110 can also be according to electric energy reception device
Work.
Ultrasound transmitter device 120 can send ultrasonic wave under the triggering of central processing unit 110, be received so as to obtain electric energy
The position of device and required energy.Ultrasound transmitter device 120 can also be that electric energy reception device is filled by sending ultrasonic wave
Electricity.
Preferably, as shown in Fig. 2 ultrasound transmitter device 120 includes：The energy being connected respectively with central processing unit 110 drives
Dynamic device 121 and electricity consumption locator 122, and the electroacoustic transducer being all connected with energy driver 121 and electricity consumption locator 122
123.Each component function is as follows.
Energy driver 121 is used under the control of central processing unit 110, and drive signal is sent to electroacoustic transducer 123；
The array structure that electroacoustic transducer 123 is formed using multiple antennas, it is pre- under the control of drive signal, sending
If coding ultrasonic pulse；
Electricity consumption locator 122 is used to receive the answer signal fed back after coding ultrasonic pulse according to electric energy reception device, really
The position of electric energy reception device and required electric energy are determined, during the position of electric energy reception device and required electric energy are sent to
Central processor 110；Wherein, answer signal includes the required energy information and identification information of electric energy reception device, identification information bag
Include the ID of electric energy reception device；
Electroacoustic transducer 123 is additionally operable under the control of drive signal, and the ultrasonic energy focused on is sent to electric energy reception device
Ripple is measured, thinks that electric energy reception device charges.
Specifically, ultrasound transmitter device 120 includes energy driver 121, electricity consumption locator 122 and electroacoustic transducer 123,
Its annexation is as shown in Figure 2.
Energy driver 121 includes ultrasonic drive circuit, and ultrasonic drive circuit can be in the control of central processing unit 110
System is lower to produce drive signal.Energy driver 121 sends the drive signal to electroacoustic transducer 123.
Electroacoustic transducer 123 has the antenna of multiple array structures, and the shape of array can be a variety of shapes such as circle, rectangle
Shape.Electroacoustic transducer 123 is realized using phased-array technique, can be sent under the control of drive signal by way of broadcast
Default coding ultrasonic pulse.Encode ultrasonic pulse coded system can according to electric energy dispensing device and electric energy reception device it
Between communication protocol determine.
After electric energy reception device receives coding ultrasonic pulse, electric energy dispensing device return that can be into the present embodiment should
Signal is answered, answer signal includes the required energy information and identification information of the electric energy reception device, and the identification information includes
The ID of the electric energy reception device, ID can be string number sequence, and the electric energy reception for sending answer signal can be characterized by ID
The identity of device.
Electroacoustic transducer 123 can receive the answer signal of electric energy reception device return, and record different antennae and receive response
The time of signal, and the time of answer signal and different antennae reception answer signal is sent to electricity consumption locator 122.Electricity consumption
Required energy information of the locator 122 in answer signal, can determine the required electric energy of electric energy reception device.Electricity consumption positions
Device 122 includes comparator, and the time of answer signal can be received according to different antennae, compares the time difference of different antennae reception, from
And determine the position of electric energy reception device.Electricity consumption locator 122 can also according to the identification information in answer signal, it is determined that
Send the identity of the electric energy reception device of answer signal.The identity of electric energy reception device can pass through the form table of number designation
Show, such as share five electric energy reception devices, its ID is respectively 0001,0002,0003,0004 and 0005.
Electricity consumption locator 122 also receives electric energy it is determined that behind the ID of electric energy reception device, required electric energy and position
The ID of device, required electric energy and position are sent to central processing unit 110.
By the electricity consumption locator 122 and the cooperating of electroacoustic transducer 123 in the embodiment of the present invention, electricity can determine
Can reception device identity, so as to distinguishing different electric energy reception devices；The position of electric energy reception device can also be determined
With required electric energy, prepared for subsequent charge work.
Electroacoustic transducer 123 can also send the super of focusing under the control of above-mentioned drive signal using phased-array technique
Acoustic energy ripple, charged for electric energy reception device.
In the present embodiment, electroacoustic transducer 123 sends the waves of ultrasonic energy focused on, and electric energy reception device can receive the energy
Ripple is measured, so as to realize the wireless energy transfer process between electric energy dispensing device and electric energy reception device, reaches wireless charging
Effect.
It is preferred that electroacoustic transducer 123 sends the waves of ultrasonic energy focused on using phased-array technique, so as to subtract to the full extent
The leakage of small waves of ultrasonic energy, ensures the efficiency of wireless charging, and to the radiation effects of human body when reducing charging.
Preferably, central processing unit 110 includes the selector and control signal maker of electrical connection.
Selector, for electric energy reception device for it is multiple when, according to the required electric energy of each electric energy reception device and pre-
The charging strategy selection first set is currently needed for the electric energy reception device of charging；
Control signal maker, driven for the position according to the electric energy reception device for being currently needed for charging to energy
Device 121 sends control signal, to control electroacoustic transducer 123 to send the super of focusing to the electric energy reception device for being currently needed for charging
Acoustic energy ripple.
Specifically, central processing unit 110 includes selector, and default charging strategy is stored with selector, when electric energy connects
When receiving apparatus is multiple, required electric energy and default charging strategy that selector can be according to each electric energy reception device, selection
Out it is currently needed for the electric energy reception device of charging.
Under a kind of implementation, selector can pass through comparator and chip microcontroller.
For example, 3 electric energy reception devices are shared, its ID is respectively 01,02,03, and default charging strategy is preferential
The electric energy reception device maximum to required electric energy charges.Central processing unit 110 is knowing the ID of these three electric energy reception devices, institute
After needing electric energy and position, the required electric energy magnitude relationship of these three electric energy reception devices is compared by comparator, according to pre-
If charging strategy, by single-chip microcomputer select needed for electric energy maximum electric energy reception device be used as the electric energy for being currently needed for charging
Reception device.
Central processing unit 110 also includes control signal maker, can be according to the electric energy reception device for being currently needed for charging
Position, to energy driver 121 send control signal, energy driver 121 upon the reception of control signals, to electroacoustic
Converter 123 sends electric signal, and regulation electroacoustic transducer 123 sends the orientation of the waves of ultrasonic energy focused on, makes electroacoustic transducer
123 send the waves of ultrasonic energy focused on to the electric energy reception device for being currently needed for charging, so as to be the electric energy for being currently needed for charging
Reception device charges.
For example, after it is determined that the electric energy reception device that ID is 03 is to be currently needed for the electric energy reception device of charging, control
Signal generator processed sends control signal, energy driver according to the position of electric energy reception device 03 to energy driver 121
121, according to the control signal received, send electric signal, regulation electroacoustic transducer 123 sends the super of focusing to electroacoustic transducer 123
The orientation of acoustic energy ripple, electroacoustic transducer 123 is set to send the waves of ultrasonic energy focused on to electric energy reception device 03, so as to be electric energy
Reception device 03 charges.
In the present embodiment, by setting selector and control signal maker, when electric energy reception device is multiple, it is easy to
It is determined that it is currently needed for the electric energy reception device of charging and is charged for it.It is able to know that, charging strategy set in advance being capable of basis
Demand is set, and is not limited to the example above.
Preferably, in the present embodiment, electricity consumption locator 122 is additionally operable to receive electric energy by electroacoustic transducer 123 in real time
The reception energy value returned in reception device charging process, determine to send the side of the waves of ultrasonic energy focused on according to energy value is received
Position, azimuth information is generated, and azimuth information is sent to central processing unit 110；
Central processing unit 110 is additionally operable to receive azimuth information, is turned according to azimuth information trigger energy driver 121 to electroacoustic
Parallel operation 123 sends bearing signal, to control electroacoustic transducer 123 to send the orientation of the waves of ultrasonic energy focused on.
Specifically, electric energy dispensing device is that electric energy reception device can in real time be returned and connect in electric energy reception device charging process
Receive energy value, electroacoustic transducer 123 can the real-time reception reception energy value, and send it to electricity consumption locator 122.Electricity consumption
Locator 122 can determine to send the orientation of the waves of ultrasonic energy focused on according to the reception energy value.Wherein, energy value table is received
Show the energy size that electric energy reception device receives, be able to know that, the reception energy value that electric energy reception device receives is bigger, more connects
The energy that nearly electric energy dispensing device is sent, illustrates that charging effect is better, energy leakage loss is fewer.
The present embodiment additionally provides a kind of method for determining to send the orientation of the waves of ultrasonic energy focused on, specifically includes：With
Electric locator 122 centered on position, determines a range of around it according to the position of electric energy reception device
Region is sending zone.Electroacoustic transducer 123 sends the waves of ultrasonic energy focused on to the sending zone.Electroacoustic transducer 123 to
When certain position in the region sends the waves of ultrasonic energy focused on, electric energy reception device can be returned and received corresponding to the transmission orientation
Energy value.Electricity consumption locator 122 is by the real-time reception of the electroacoustic transducer 123 reception energy value, and more different transmission orientation
When the size of reception energy value that receives, obtain the maximum reception energy value of numerical value.Electricity consumption locator 122 is by the numerical value maximum
Receive and the transmission orientation that orientation is defined as focused ultrasound energy ripple is sent corresponding to energy value.
In the present embodiment, electricity consumption locator 122 generates orientation after the orientation for sending the waves of ultrasonic energy focused on is determined
Information, and the azimuth information is sent to central processing unit 110.
Central processing unit 110 receives above-mentioned azimuth information, and according to azimuth information trigger energy driver 121 to electroacoustic
Converter 123 sends bearing signal, and control electroacoustic transducer 123 sends the waves of ultrasonic energy focused on according to azimuth information so that
Electroacoustic transducer 123 can receive the maximum reception energy value of numerical value, so as to ensure that electric energy reception device receives the effect of energy
Fruit is optimal.
It can be seen that by electricity consumption locator 122 and central processing unit 110 in the present embodiment, hair is determined according to energy value is received
Send the orientation of the waves of ultrasonic energy of focusing so that electric energy reception device receives energy as much as possible, improves wireless charging effect
Rate, alleviate due to send orientation it is inaccurate and caused by energy dissipation.
In order to ensure the accuracy of the positioning to electric energy reception device, central processing unit 110 can also preset sequential
Strategy, coding ultrasonic pulse is sent according to the timing strategy at regular intervals, to determine the position of electric energy reception device.
Preferably, as shown in Fig. 2 the electric energy dispensing device in the present embodiment also includes electrically connecting with central processing unit 110
Barrier monitor 130；
Central processing unit 110 is used for the transmission that the waves of ultrasonic energy of focusing is determined according to the position of electric energy reception device
Path；
Barrier monitor 130 is used to monitor to whether there is barrier in transmitting path, and returns to monitoring result；
Central processing unit 110 is used for the monitoring result returned according to barrier monitor 130, adjusts ultrasound transmitter device
120 send the power of the waves of ultrasonic energy focused on.
Specifically, the waves of ultrasonic energy that central processing unit 110 determines to focus on according to the position of electric energy reception device
Transmitting path.Barrier monitor 130 can include infrared sensor, monitored using infrared principles and whether there is in transmitting path
Barrier simultaneously returns to monitoring result.Monitoring result can be low and high level, and high level indicates barrier, and low level represents do not have
Barrier.Central processing unit 110 sends the work(of the waves of ultrasonic energy focused on according to monitoring result, regulation ultrasound transmitter device 120
Rate.When monitoring result is high level, when indicating barrier, central processing unit 110 controls ultrasound transmitter device 120 to reduce hair
Send the power of the waves of ultrasonic energy of focusing or be stopped, to reduce the radiation effects to barrier.
Fig. 3 is a kind of preferable structural representation of the electric energy dispensing device in the embodiment of the present invention, as shown in figure 3, excellent
Selection of land, barrier monitor 130 include：Human inductor 131 and the notifying device 132 electrically connected with human inductor 131, lead to
Know that device 132 electrically connects with central processing unit 110；
Human inductor 131 knows that central processing unit 110 sends the transmission of the waves of ultrasonic energy focused on by notifying device 132
Path, and monitor in transmitting path whether someone, if someone, trigger signal is sent to notifying device 132；
Notifying device 132 is used for after receiving trigger signal, and alarm signal is sent to central processing unit 110；
Central processing unit 110 is additionally operable to after receiving alarm signal, and triggering ultrasound transmitter device 120 stops sending what is focused on
Waves of ultrasonic energy.
Specifically, human inductor 131 can be sensed by the method for infrared acquisition in transmitting path whether someone, if having
People, then trigger signal is sent to notifying device 132, trigger signal can be high level signal, represent someone in transmitting path.Notice
After device 132 receives the trigger signal of high level, alarm signal is sent to central processing unit 110, central processing unit 110 receives alarm
After signal, ultrasound transmitter device 120 is sent a signal to, triggering ultrasound transmitter device 120 stops sending the waves of ultrasonic energy focused on,
Avoid the injury to human body.
As shown in Figure 1 to Figure 3, the energy driver 121 in the present embodiment, electricity consumption locator 122 and electroacoustic transducer
123, in specific implementation, it can be integrated in same circuit board and realize, to save space, separated circuit can also be made
Module.On the premise of the function of the present embodiment is not influenceed, the specific implementation of the present embodiment can determine according to real needs
It is fixed.
By electric energy dispensing device as shown in Figure 1 to Figure 3, the waves of ultrasonic energy that can send focusing receives dress for electric energy
Charging is put, the problem of avoiding electromagnetic radiation from revealing.
Pass through the electric energy dispensing device in the present embodiment, additionally it is possible to electric energy reception device is positioned exactly, ensured
Charge efficiency.
By the electric energy dispensing device in the present embodiment, when there is multiple electric energy reception devices, additionally it is possible to determine current
The electric energy reception device to charge is needed, improves charge efficiency.
Pass through the electric energy dispensing device in the present embodiment, additionally it is possible to which monitoring in the transmitting path of the waves of ultrasonic energy of focusing is
It is no have barrier or whether someone, so as to control send focus on waves of ultrasonic energy power, reduce the injury to human body.
In the prior art, wireless charging is generally realized by sending and receiving for electromagnetic wave, those skilled in the art, it should be understood that
Its frequency range is severely restricted electromagnetic wave when in use, using electromagnetic wave charging, positioning and has monitored whether barrier
When, the working frequency range of electromagnetic wave is differed, it is necessary to realize this multiple functions by multiple different frequency range passages.It is of the invention real
Apply in example, when realizing positioning, wireless charging and detection of obstacles by ultrasonic wave, this can be realized by same ultrasonic passage
Three kinds of functions, are not limited by frequency range, and the occupancy of frequency range is more saved compared to electromagnetic wave, save energy resource.
Embodiment two
Electric energy dispensing device in corresponding embodiment one, second embodiment of the invention additionally provide a kind of electric energy and receive dress
Put.Electric energy dispensing device in embodiment one and the electric energy reception device collective effect in embodiment two, complete wireless charging
Process.
As shown in figure 4, a kind of electric energy reception device of wireless charging, the device includes energy acceptance converter 410, and
The recharge processor 420 electrically connected with energy acceptance converter 410；
Energy acceptance converter 410 is sent using the array structure of multiple antennas composition for receiving electric energy dispensing device
Ultrasonic wave, and ultrasonic wave is converted into corresponding electric signal；
Recharge processor 420 is used to obtain electric signal from energy acceptance converter 410；Recharge processor 420 is additionally operable to lead to
Cross energy acceptance converter 410 and the required energy information and identification information of electric energy reception device be sent to electric energy dispensing device,
And subsequent charge operation is carried out according to electric signal.
In the embodiment of the present invention, pass through being used cooperatively for energy acceptance converter 410 and recharge processor 420, Neng Goujie
Receive the ultrasonic wave that the electric energy dispensing device in embodiment one is sent, so as to and carry out subsequent charge operation.In the present embodiment, moreover it is possible to
It is enough to send the required energy information and identification information of electric energy reception device to the electric energy dispensing device in embodiment one, make implementation
Electric energy dispensing device in example one reaches wireless charging effect with the electric energy reception device collective effect in the present embodiment.
Specifically, in the present embodiment, energy acceptance converter 410 coordinates with the electroacoustic transducer 123 in embodiment one to be set
Put, the array structure formed using multiple antennas, the shape of array can be the various shapes such as circle, rectangle.Electricity can be received
The ultrasonic wave that electroacoustic transducer is sent in energy dispensing device, and ultrasonic wave is converted into electric signal.
Recharge processor 420 can obtain above-said current signal from energy acceptance converter 410, after being carried out according to the electric signal
Continuous charging operations.Recharge processor 420 can also be by energy acceptance converter 410 by the electric energy reception device in the present embodiment
Required energy information and identification information send to the electric energy dispensing device in embodiment one.
In the present embodiment, electric energy reception device can electrically connect with charging equipment, so as to be charged for charging equipment.Electricity
Energy reception device can also be with charging equipment integrated setting.Specific set-up mode is not limited here.
Preferably, in the present embodiment, as shown in figure 5, recharge processor 420 includes：
The transponder 421 electrically connected with energy acceptance converter 410, and respectively with transponder 421 and charging equipment
The electrical energy demands counter 422 of electrical connection；The electric energy conversion electrically connected respectively with energy acceptance converter 410 and charging equipment
Device 423；
Electrical energy demands counter 422 is used for the required electric energy for counting charging equipment, and energy information needed for generation is simultaneously sent
To transponder 421；
Transponder 421 is used to obtain electric signal, and energy information needed for reception from energy acceptance converter 410；When upper
When stating electric signal includes electric signal corresponding to coding ultrasonic pulse, believed according to the mark of required energy information and electric energy reception device
Breath generation answer signal, electric energy dispensing device is sent an acknowledgement to by energy acceptance converter 410；Wherein, mark letter
Breath includes the ID of electric energy reception device；
Energy converter 423 is used to obtain above-said current signal from energy acceptance converter 410, when above-said current signal includes gathering
Corresponding to burnt waves of ultrasonic energy during electric signal, electric signal corresponding to the waves of ultrasonic energy of focusing is converted into charging equipment institute
The voltage signal needed, think that charging equipment charges.
Specifically, in the present embodiment, energy acceptance converter 410 can receive the ultrasonic wave of electric energy dispensing device transmission,
And ultrasonic wave is converted into electric signal.From embodiment one, the ultrasonic wave that electric energy dispensing device is sent includes default coding
Ultrasonic pulse and two kinds of the waves of ultrasonic energy focused on, therefore the electric signal being converted to also includes corresponding two kinds.
In the present embodiment, transponder 421 is previously stored with the identification information of electric energy reception device, and can also be from electric energy
Energy information needed for being obtained at demand counter 422.When transponder 421, which receives, encodes electric signal corresponding to ultrasonic pulse,
Then energy information and the identification information of electric energy reception device generation answer signal needed for, and send to energy acceptance converter
410, sent by energy acceptance converter 410 to electric energy dispensing device so that electric energy dispensing device is done into one according to answer signal
Step operation.
In the present embodiment, energy converter 423 electrically connects with charging equipment, when above-said current signal includes the ultrasound of focusing
Corresponding to energy wave during electric signal, electric signal corresponding to the waves of ultrasonic energy of focusing can be converted to and treated by energy converter 423
Voltage signal needed for charging equipment, think that charging equipment charges.Energy converter 423 includes AD-DC converters.
It can be seen that by the transponder 421 in the present embodiment, electrical energy demands counter 422 and energy converter 423, can
The required electric energy of charging equipment is counted, and generates answer signal and sends to the electric energy reception device in embodiment one so that electricity
Energy dispensing device is fitted close with electric energy reception device, completes wireless charging operation.
Preferably, as shown in fig. 6, recharge processor 420 also includes being arranged at energy acceptance converter 410 and transponder
Reception energy statisticses device 430 between 421；
Receive energy statisticses device 430 to be used to count the energy size that energy acceptance converter 410 receives, generation receives energy
Value, and electric energy dispensing device is fed back to by energy value is received by energy acceptance converter 410.
Specifically, energy statisticses device 430 is received to send energy value is received to energy acceptance converter 410, energy acceptance
Converter 410, which is sent, receives energy value to electric energy dispensing device.
Energy statisticses device 430 is received to be arranged between energy acceptance converter 410 and transponder 421, can be specifically as
Set, can also be arranged in series with energy acceptance converter 410 and transponder 421 shown in Fig. 6.
Description in corresponding embodiment one, the present embodiment receive energy value by generation and are back to electric energy dispensing device,
Electric energy dispensing device can be easy to be accurately positioned the electric energy reception device in the present embodiment, improve charge efficiency.
As shown in Figures 4 to 6, the transponder 421 in the present embodiment, electrical energy demands counter 422, energy converter 423,
In specific implementation, it can be integrated in same circuit board and realize, to save space, separated circuit mould can also be made
Block.On the premise of the function of the present embodiment is not influenceed, the specific implementation of the present embodiment can determine according to real needs.
It can be seen that the electric energy reception device in the present embodiment is used cooperatively with the electric energy dispensing device in embodiment one, can
The problem of electromagnetic energy is revealed when alleviating wireless charging, additionally it is possible to improve charge efficiency.
Embodiment three
As shown in fig. 7, third embodiment of the invention provides a kind of wireless charging system, the system is included in embodiment one
Electric energy dispensing device 710, in addition to the electric energy reception device 720 in embodiment two.Therefore it is able to know that, suitable for embodiment
One and the description of embodiment two be equally applicable to embodiment three.
By the wireless charging system in the present embodiment, reach wireless charging effect by sending ultrasonic wave, can avoid
During wireless charging the problem of electromagnetic exposure.By being accurately positioned to electric energy reception device, additionally it is possible to improve charge efficiency, reduce
Energy loss.
According to embodiment one and the content of embodiment two, and Fig. 3 and Fig. 6 content, the present embodiment can obtain Fig. 8,
Fig. 8 is another structural representation for the wireless charging system that third embodiment of the invention is provided.The work(of all parts in Fig. 8
Can be identical with the description in embodiment one and embodiment two, repeat no more here.
Fig. 9 is the domestic applications schematic diagram of a scenario for the wireless charging system that third embodiment of the invention is provided.Such as Fig. 9 institutes
Show, in the family, electric energy dispensing device 710 can be arranged on ceiling, electric energy reception device 720 can be set with to be charged
It is standby, such as mobile phone, it is set together, can is that multiple electric energy reception devices 720 charge by an electric energy dispensing device 710.
Figure 10 is the office application schematic diagram of a scenario for the wireless charging system that third embodiment of the invention is provided.Such as Figure 10
It is shown, in office or meeting room, electric energy dispensing device 710 can be arranged to desktop central opening position, electric energy receives
Device 720 can be set together with charging equipment, such as mobile phone, can be multiple electricity by an electric energy dispensing device 710
Energy reception device 720 charges.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (9)
- A kind of 1. electric energy dispensing device of wireless charging, it is characterised in that described device includes central processing unit, and with it is described The ultrasound transmitter device of central processing unit electrical connection, the ultrasound transmitter device include：It is connected respectively with the central processing unit Energy driver and electricity consumption locator, and the electroacoustic being all connected with the energy driver and the electricity consumption locator changes Device；The central processing unit is used to trigger the position of the ultrasound transmitter device acquisition electric energy reception device and required electricity Energy；Worked according to ultrasound transmitter device described in the position of the electric energy reception device and required controlling electric energy；The energy driver is used under the control of the central processing unit, and drive signal is sent to the electroacoustic transducer；The electroacoustic transducer uses the array structure of multiple antennas composition, under the control of the drive signal, sending Default coding ultrasonic pulse；The electricity consumption locator is used to receive the response letter fed back after the coding ultrasonic pulse according to the electric energy reception device Number, the position of the electric energy reception device and required electric energy are determined, by the position of the electric energy reception device and institute Electric energy is needed to be sent to the central processing unit；Wherein, the answer signal includes the required electric energy letter of the electric energy reception device Breath and identification information, the identification information include the ID of the electric energy reception device；The electroacoustic transducer is additionally operable under the control of the drive signal, and the super of focusing is sent to the electric energy reception device Acoustic energy ripple, think the electric energy reception device charging.
- 2. device according to claim 1, it is characterised in that the central processing unit includes：Selector, for the electric energy reception device for it is multiple when, according to the required electric energy of each electric energy reception device The electric energy reception device of charging is currently needed for charging strategy set in advance selection；Control signal maker, for be currently needed for according to charging electric energy reception device position to the energy Driver sends control signal, to control the electroacoustic transducer to send institute to the electric energy reception device for being currently needed for charging State the waves of ultrasonic energy of focusing.
- 3. device according to claim 1, it is characterised in that the electricity consumption locator is additionally operable in real time by the electroacoustic Converter receives the reception energy value returned in the electric energy reception device charging process, and hair is determined according to the reception energy value The orientation of the waves of ultrasonic energy of the focusing is sent, generates azimuth information, and the azimuth information is sent to the central processing Device；The central processing unit is additionally operable to receive the azimuth information, according to the azimuth information trigger the energy driver to The electroacoustic transducer sends bearing signal, to control the side of the waves of ultrasonic energy of the electroacoustic transducer transmission focusing Position.
- 4. device according to claim 1, it is characterised in that described device also includes：It is electrically connected with the central processing unit The barrier monitor connect；The central processing unit is used for the waves of ultrasonic energy that the focusing is determined according to the position of the electric energy reception device Transmitting path；The barrier monitor is used to monitor to whether there is barrier in the transmitting path, and returns to monitoring result；The central processing unit is used for the monitoring result returned according to the barrier monitor, adjusts the ultrasound transmitter device Send the power of the waves of ultrasonic energy of the focusing.
- 5. device according to claim 4, it is characterised in that the barrier monitor includes：Human inductor and The notifying device electrically connected with the human inductor, the notifying device electrically connect with the central processing unit；The human inductor knows that the central processing unit sends the waves of ultrasonic energy of the focusing by the notifying device Transmitting path, and monitor in the transmitting path whether someone, if someone, trigger signal is sent to the notifying device；The notifying device is used for after receiving the trigger signal, and alarm signal is sent to the central processing unit；The central processing unit is additionally operable to after receiving the alarm signal, is triggered the ultrasound transmitter device and is stopped described in transmission The waves of ultrasonic energy of focusing.
- 6. the electric energy reception device of a kind of wireless charging, it is characterised in that described in described device and any one of claim 1 to 5 The electric energy dispensing device of wireless charging be used cooperatively, including energy acceptance converter, and with the energy acceptance converter The recharge processor of electrical connection；The energy acceptance converter uses the array structure of multiple antennas composition, for receiving the super of electric energy dispensing device transmission Sound wave, and convert the waves into corresponding electric signal；The recharge processor is used to obtain the electric signal from the energy acceptance converter；And pass through the energy acceptance The required energy information and identification information of the electric energy reception device are sent to the electric energy dispensing device by converter, and according to The electric signal carries out subsequent charge operation.
- 7. device according to claim 6, it is characterised in that the recharge processor includes：Turn with the energy acceptance The transponder of parallel operation electrical connection, and the electrical energy demands counter electrically connected respectively with the transponder and charging equipment；Point The energy converter not electrically connected with the energy acceptance converter and the charging equipment；The electrical energy demands counter is used for the required electric energy for counting the charging equipment, and energy information needed for generation is simultaneously sent To the transponder；The transponder is used to obtain the electric signal from the energy acceptance converter, and receives the required electric energy letter Breath；When the electric signal includes encoding electric signal corresponding to ultrasonic pulse, according to the required energy information and the electric energy The identification information generation answer signal of reception device, the answer signal is sent to by the energy acceptance converter described Electric energy dispensing device；Wherein, the identification information includes the ID of the electric energy reception device；The energy converter is used to obtain the electric signal from the energy acceptance converter, when the electric signal includes focusing on Waves of ultrasonic energy corresponding to electric signal when, electric signal corresponding to the waves of ultrasonic energy of the focusing is converted to described to be charged Voltage signal needed for equipment, think the charging equipment charging.
- 8. device according to claim 7, it is characterised in that the recharge processor also connects including being arranged at the energy Receive the reception energy statisticses device between converter and the transponder；The reception energy statisticses device is used to count the energy size that the energy acceptance converter receives, and generation receives energy Value, and the reception energy value is fed back to by the electric energy dispensing device by the energy acceptance converter.
- 9. a kind of wireless charging system, it is characterised in that the system includes the electric energy hair described in any one of claim 1 to 5 Send device, and the electric energy reception device described in any one of claim 6 to 8.
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| CN105684259A (en) * | 2015-10-23 | 2016-06-15 | 陈银芳 | Handset wireless charging method and system |
| CN107302233A (en) * | 2016-04-14 | 2017-10-27 | 苏州宝时得电动工具有限公司 | Ultrasonic wireless charging device and the electric tool with the ultrasonic wireless charging device |
| CN105846504A (en) * | 2016-05-16 | 2016-08-10 | 四川仪岛科技有限公司 | Automatic charging moving platform |
| CN107134861B (en) * | 2017-06-13 | 2020-06-12 | 郑州携能通信技术有限公司 | Transmitting system of wireless charging system, wireless charging system and signal processing method |
| WO2019041090A1 (en) * | 2017-08-28 | 2019-03-07 | 深圳传音通讯有限公司 | Ultrasonic wireless charging adapter and charging method thereof |
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| CN104283262B (en) * | 2014-09-30 | 2016-08-17 | 西安交通大学 | A kind of high-power wireless charging method based on field coupling and device |
| CN204681143U (en) * | 2015-05-22 | 2015-09-30 | 石崇源 | The electric energy dispensing device of wireless charging, electric energy receiving system and wireless charging system |
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