CN102931714A - Wireless charging system - Google Patents
Wireless charging system Download PDFInfo
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- CN102931714A CN102931714A CN2012105000140A CN201210500014A CN102931714A CN 102931714 A CN102931714 A CN 102931714A CN 2012105000140 A CN2012105000140 A CN 2012105000140A CN 201210500014 A CN201210500014 A CN 201210500014A CN 102931714 A CN102931714 A CN 102931714A
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Abstract
The invention discloses a wireless charging system, comprising first electrical equipment for externally charging and second electrical equipment needing to be charged, wherein the first electrical equipment comprises a power supply module and a wireless electric energy transmitting module which are connected with each other; the second electrical equipment comprises a wireless electric energy receiving module, an AC (alternative current)-to-DC (direct current) module and an electric energy storing module; the wireless electric energy receiving module is connected with the wireless electric energy transmitting module in a wireless manner; the AC-to-DC module is connected with the wireless electric energy receiving module; and the electric energy storing module is connected with the AC-to-DC module, and is used for storing direct-current current output from the AC-to-DC module. The wireless charging system disclosed by the invention can conveniently and reliably charge various electrical devices, such as a mobile computer, a mobile phone, a flat computer, a digital camera and the like, in a wireless manner, thus guaranteeing that the working time of the electric devices can be prolonged, and bringing convenience to work and daily life of a user.
Description
Technical field
The present invention relates to technical field of electric appliances, particularly relate to a kind of wireless charging system.
Background technology
In recent years, along with the day by day raising of people's living standard, the electrical equipment such as computer, mobile phone, panel computer are more and more universal.People usually can be connected these electrical equipment by means of router in work and life with the Internet, realize easily and efficiently data communication.
Day by day universal along with network, router has become the requisite equipment for surfing the net of each family and public place.Meanwhile, people are also more and more higher to the multi-functional requirement of router, and router develops into more widely wireless router of application from cable router.
When using the electrical equipment such as mobile computer, mobile phone, panel computer to be connected with wireless router as people, the electrical equipment such as mobile computer, mobile phone, panel computer are owing to carry out the wireless transmission of various data between needs and the wireless router, therefore power consumption is larger, has seriously shortened the standby working time of the electrical equipment such as mobile computer, mobile phone, panel computer.In addition, people during at electrical equipment such as out using mobile computer, mobile phone, panel computer, digital cameras, owing to often can't connect civil power, thereby can greatly reduce the operating time of these electrical equipment, affect next step use to these electrical equipment of user, and then have influence on user's work and life, seriously reduce the user product of the electrical equipment such as mobile computer, mobile phone, panel computer is used impression.
Therefore, at present in the urgent need to developing a kind of technology, it can make things convenient for, reliably the various electrical equipment such as mobile computer, mobile phone, panel computer, digital camera be charged, guarantee to prolong the operating time of various electric equipments, offer convenience for user's productive life, the product that strengthens the user uses impression.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of wireless charging system, it can make things convenient for, reliably the various electrical equipment such as mobile computer, mobile phone, panel computer, digital camera be carried out wireless charging, thereby guarantee to prolong the operating time of electrical equipment, offer convenience for user's work and life, the product that strengthens the user uses impression, is of great practical significance.
For this reason, the invention provides a kind of wireless charging system, comprising: the second electric equipment of the first electric equipment that externally charges and needs charging, wherein:
The first electric equipment, it comprises supply module and electric energy wireless transmitter module, wherein:
Supply module is used for driving the work of electric energy wireless transmitter module to electric energy wireless transmitter module output DC stream;
The electric energy wireless transmitter module is connected with supply module, is used under the current drives of supply module, producing the electromagnetic wave that vibrates according to default vibration frequency, and outwards output;
The second electric equipment, it comprises that electric energy wireless receiving module, interchange turn DC Module and power storage module, wherein:
The electric energy wireless receiving module, with the wireless connections of electric energy wireless transmitter module, it has the vibration frequency identical with the electric energy wireless transmitter module, and form magnetic resonance between the electric energy wireless transmitter module, described electric energy wireless receiving module is used for receiving in real time the electromagnetic wave that described electric energy wireless transmitter module sends, then the induced current that produce to exchange, and pass to exchange and turn DC Module;
Interchange turns DC Module, is connected with the electric energy wireless receiving module, and the alternating current impression current conversion that is used in real time described electric energy wireless receiving module being produced is direct current, then the power storage module is charged;
The power storage module turns DC Module and is connected with exchanging, and is used for the direct current that the described interchange of real-time storage turns DC Module output.
Wherein, described electric energy wireless transmitter module is the electromagnetic induction coil with identical vibration frequency with the electric energy wireless receiving module.
Wherein, described electric energy wireless transmitter module is the LC radiofrequency launcher, and described electric energy wireless receiving module is the LC radio frequency receiver, and described LC radiofrequency launcher has identical vibration frequency with the LC radio frequency receiver.
Wherein, to turn DC Module be rectifier in described interchange.
Wherein, described power storage module is at least one rechargeable battery or at least one capacitor.
Wherein, also comprise: the electric current amplification module, between described supply module and electric energy wireless transmitter module, be used for the direct current of supply module output is amplified processing, then export to the electric energy wireless transmitter module.
Wherein, described electric current amplification module includes operational amplifier, and the stitch 2 of described operational amplifier joins with resistance R 3, stitch 5, resistance R 2 and capacitor C 3 respectively, and described resistance R 3 also is connected with the first current output terminal Iout1 of described supply module;
The stitch 3 of described operational amplifier connects respectively the second current output terminal Iout2, capacitor C 4 and the resistance R 1 of described supply module, described capacitor C 4 and resistance R 1 ground connection;
The stitch 7 of described operational amplifier meets respectively an external dc power VCC;
The stitch 1 of described operational amplifier connects capacitor C 5, capacitor C 7 successively, described capacitor C 7 ground connection;
The stitch 8 of described operational amplifier connects capacitor C 6, capacitor C 7 successively;
The stitch 4 of described operational amplifier and a negative supply Vsh join;
The stitch 6 of described operational amplifier meets respectively the primary coil L1 of capacitor C 3, resistance R 2, capacitor C 1 and transformer T, the primary coil L1 ground connection of described transformer T, and the secondary coil L2 of described transformer T is connected with the electric energy wireless transmitter module.
Wherein, the primary coil L1 ground connection of described capacitor C 1 and transformer T, described external dc power VCC joins by a capacitor C 2 and ground.
Wherein, described the first electric equipment also comprises wireless router module and function handover module, wherein:
The wireless router module is used for connecting Internet, then provides wireless network signal to outside wireless terminal;
Function selecting module is connected with wireless router module, electric energy wireless transmitter module respectively, is used for the switch command according to user's input, selects to open the described wireless router module of operation and/or electric energy wireless transmitter module.
Wherein, described function selecting module is shift knob, keyboard input module, capacitance touch panel module or the resistive touch panel module of installing on the electric equipment of the present invention.
By above technical scheme provided by the invention as seen, compared with prior art, the invention provides a kind of wireless charging system, include the first electric equipment and the second electric equipment, wherein, include supply module and electric energy wireless device module in the first electric equipment, outwards export electromagnetic wave according to default vibration frequency, at this time, the outside has second electric equipment of electric energy wireless receiving module of identical vibration frequency behind the electromagnetic wave of receiving default vibration frequency, produce in real time the alternating current of induction, turn DC Module through interchange and be converted to direct current, store the power storage module the inside in described the second electric equipment into, thereby the first electric equipment realizes the second electric equipment is charged the realization wireless charging function.Therefore, thereby the present invention can make things convenient for, reliably the various electrical equipment such as mobile computer, mobile phone, panel computer, digital camera be carried out wireless charging, guarantee to prolong the operating time of electrical equipment, offer convenience for user's work and life, the product that strengthens the user uses impression, is of great practical significance.
Description of drawings
Fig. 1 is the structural representation of a kind of wireless charging system provided by the invention;
Fig. 2 is the structural representation of a kind of wireless charging system embodiment one provided by the invention;
Fig. 3 is the structural representation of a kind of wireless charging system embodiment two provided by the invention;
Fig. 4 is the structural representation of a kind of wireless charging system embodiment three provided by the invention.
Embodiment
In order to make those skilled in the art person understand better the present invention program, the present invention is described in further detail below in conjunction with drawings and embodiments.
Referring to Fig. 1, the invention provides a kind of wireless charging system, utilize the magnetic resonance principle to charge, comprising: the first electric equipment 100 that externally charges and the second electric equipment 200 of needs charging, wherein:
The first electric equipment 100, it comprises supply module 101 and electric energy wireless transmitter module 102, wherein:
Electric energy wireless transmitter module 102 is connected with supply module, is used under the current drives of supply module, producing the electromagnetic wave that vibrates according to default vibration frequency, and outwards output;
The second electric equipment 200, it comprises that electric energy wireless receiving module 201, interchange turn DC Module 202 and power storage module 203, wherein:
Electric energy wireless receiving module 201, with 102 wireless connections of electric energy wireless transmitter module, it has the vibration frequency identical with electric energy wireless transmitter module 102, and form magnetic resonance between the electric energy wireless transmitter module 102, described electric energy wireless receiving module 201 is used for receiving in real time the electromagnetic wave that described electric energy wireless transmitter module sends, then the induced current that produce to exchange, and pass to exchange and turn DC Module 202;
Interchange turns DC Module 202, is connected with electric energy wireless receiving module 201, and the alternating current impression current conversion that is used in real time described electric energy wireless receiving module 201 being produced is direct current, then power storage module 203 is charged;
In the present invention, described the first electric equipment 100 and the second electric equipment 200 can be wireless router, digital camera, electric equipment mobile phone, PDA(palmtop PC), mobile PC, panel computer and television set be at interior any electric equipment.
On the specific implementation, described supply module 101 can provide for the electric energy wireless transmitter module for any one power supply of direct current, for example being DC power supply, perhaps is that exchanging of being connected with external ac power source turns DC Module (for example being a rectifier).
On the specific implementation, described electric energy wireless transmitter module 102 all can for having at least one electromagnetic induction coil of identical vibration frequency, be specifically as follows aerial coil with electric energy wireless receiving module 201.In addition, described electric energy wireless transmitter module 102 can also be the LC radiofrequency launcher, be used for emitting electromagnetic wave, and described electric energy wireless receiving module 201 can also be the LC radio frequency receiver, is used for receiving electromagnetic wave.Need to prove, for the present invention, be identical frequency owing to the vibration frequency with described LC radiofrequency launcher and LC radio frequency receiver sets in advance, thereby described LC radiofrequency launcher and LC radio frequency receiver can resonate to transmit electric energy by electromagnetic wave each other.
On the specific implementation, described interchange turns DC Module 202 and is preferably a rectifier (being a rectification circuit), for example is a bridge rectifier.
On the specific implementation, described power storage module 203 can be at least one rechargeable battery, for example is rechargeable nickel-hydrogen battery, nickel-cadmium cell or rechargeable lithium ion batteries.In addition, can also be at least one capacitor.
In the present invention, need to prove, for any one the first electric equipment, as long as include supply module and electric energy wireless device module in the first electric equipment, outwards export electromagnetic wave according to default vibration frequency, at this time, the outside has second electric equipment of electric energy wireless receiving module of identical vibration frequency behind the electromagnetic wave of receiving default vibration frequency, produce in real time the alternating current of induction, turn DC Module through interchange and be converted to direct current, store the power storage module the inside in described the second electric equipment into, thereby the first electric equipment realizes the second electric equipment is charged the realization wireless charging function.Therefore, based on technical scheme of the present invention, can be so that any one electric equipment can increase the function of wireless charging, in time carry out wireless charging for various electric equipments, realize the wireless efficient convenient transmission of electric energy, so that the stand-by time of every electric equipment prolongs, need not to be subject to the constraint of charge cable, be conducive to save user's space, offer convenience for user's productive life.
Need to prove that also the object of any two identical vibration frequencies can transferring energy.Equally, according to the magnetic resonance principle, for two solenoids with identical vibration frequency, they can transmit electric energy each other, can be generated electromagnetic waves by a coil, and the another one coil forms resonance, thereby produce induced current.
Referring to Fig. 2, the first electric equipment in the wireless charging system of the present invention also comprises: electric current amplification module 103, between described supply module 101 and electric energy wireless transmitter module 102, be used for the direct current of supply module 101 outputs is amplified processing, then export to electric energy wireless transmitter module 102.
On the specific implementation, referring to Fig. 3, described electric current amplification module 103 includes operational amplifier OA, and the stitch 2 of described operational amplifier OA joins with resistance R 3, stitch 5, resistance R 2 and capacitor C 3 respectively, and described resistance R 3 also is connected with the first current output terminal Iout1 of described supply module;
The stitch 3 of described operational amplifier OA connects respectively the second current output terminal Iout2, capacitor C 4 and the resistance R 1 of described supply module, described capacitor C 4 and resistance R 1 ground connection;
The stitch 7 of described operational amplifier OA meets respectively an external dc power VCC(), described external dc power VCC joins by a capacitor C 2 and ground;
The stitch 1 of described operational amplifier OA connects capacitor C 5, capacitor C 7 successively, described capacitor C 7 ground connection;
The stitch 8 of described operational amplifier OA connects capacitor C 6, capacitor C 7 successively;
The stitch 4 of described operational amplifier OA and a negative supply Vsh(for example are-the 5V voltage source) join;
The stitch 6 of described operational amplifier OA meets respectively the primary coil L1 of capacitor C 3, resistance R 2, capacitor C 1 and transformer T, the primary coil L1 ground connection of described capacitor C 1 and transformer T, the secondary coil L2 of described transformer T is connected with electric energy wireless transmitter module 102, is used to electric energy wireless transmitter module 102 output services electric currents.
Need to prove, referring to Fig. 2, for the present invention, supply module in the first electric equipment provides direct current to arrive described electric current amplification module, amplify through the operational amplifier in the described electric current amplification module, the multiplication factor of concrete electric current is determined by resistance R 1 and resistance R 2, the multiplication factor that is electric current equals resistance R 2 divided by R1, then, after current signal process capacitor C 1 after the amplification, capacitor C 2 filtering, launch with electromagnetic form by electric energy wireless transmitter module (for example LC radiofrequency launcher).At this moment, receive electromagnetic wave by the electric energy wireless receiving module in the second electric equipment again, and conversion is stored as electric energy, for the operation of the second electric equipment provides the work electricity consumption, therefore, the first electric equipment is realized the wireless charging function to the second electric equipment.
For the present invention, need to prove that the definition of 8 stitch that described operational amplifier has is respectively: stitch 1, stitch 5 and stitch 8 are empty pin; Stitch 2 is inverting input, and stitch 3 is in-phase input end, and stitch 6 is output, and stitch 7 is positive power source terminal, and stitch 4 is negative power end.
Need to prove, supply module 101 provides electric current to operational amplifier OA, electric current is by described electric current amplification module 103(operational amplifier for example) be exaggerated, the electric current after the amplification changes into magnetic field by the LC oscillating circuit, by electric energy wireless transmitter module 102(such as antenna) launch.This magnetic field energy converts electric current to after being stored again again in the second electric equipment (being exterior terminal equipment), finish charging process.
Need to prove that also for a LC oscillating circuit, its frequency selection circuit is made of inductance and electric capacity, can produce the higher-order of oscillation.Oscillating circuit has used electric capacity with the energy storage characteristic of inductance, allows two kinds of energy of electromagnetism alternately transform, and that is to say that electric energy follows the magnetic energy maximin all can be arranged, and vibration has also just been arranged.But this is ideal situation, in fact all electronic components all can be lossy, energy electric capacity with the process that transforms mutually between the inductance in otherwise be depleted, leak out the outside, energy can constantly reduce, so actual LC oscillating circuit all needs an amplifier element, it is triode, the electric IC of number such as integrated transporting discharging, utilize this amplifier element, so that this oscillator signal that constantly is consumed is fed amplification, follow frequency more stable signal thereby finally export an amplitude by various signal feedback methods.
For the present invention, on the specific implementation, described the first electric equipment can be wireless router, for router increases wireless charging function, at this moment, referring to Fig. 4, also comprise wireless router module 104 and function handover module 105 in described the first electric equipment 100, wherein:
Need to prove that described external wireless terminal can provide radio network information for the terminal of the needs such as computer, panel computer, mobile phone networking.
On the specific implementation, the basic function module that described wireless router module 104 can possess for having any one wireless router now.
On the specific implementation, described function selecting module 105 can be shift knob, keyboard input module, capacitance touch panel module or the resistive touch panel module of installing on the electric equipment of the present invention, by described function selecting module, the user can the input switch instruction, selects to open the described router-module of operation and/or electric energy wireless transmitter module.
In the present invention, when described the first electric equipment is wireless router, at this moment, need to prove, on the specific implementation, described electric current amplification module 103 of the present invention is preferably integrated amplifier, because integrated amplifier is relatively stable, when amplified current, can avoid the wireless signal of router-module generation to the interference of electric current amplification effect.
In sum, compared with prior art, a kind of wireless charging system provided by the invention, include the first electric equipment and the second electric equipment, wherein, include supply module and electric energy wireless device module in the first electric equipment, outwards export electromagnetic wave according to default vibration frequency, at this time, the outside has second electric equipment of electric energy wireless receiving module of identical vibration frequency behind the electromagnetic wave of receiving default vibration frequency, produce in real time the alternating current of induction, turn DC Module through interchange and be converted to direct current, store the power storage module the inside in described the second electric equipment into, thereby the first electric equipment realizes the second electric equipment is charged the realization wireless charging function.Therefore, thereby the present invention can make things convenient for, reliably the various electrical equipment such as mobile computer, mobile phone, panel computer, digital camera be carried out wireless charging, guarantee to prolong the operating time of electrical equipment, offer convenience for user's work and life, the product that strengthens the user uses impression, is of great practical significance.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a wireless charging system is characterized in that, comprising: the second electric equipment of the first electric equipment that externally charges and needs charging, wherein:
The first electric equipment, it comprises supply module and electric energy wireless transmitter module, wherein:
Supply module is used for driving the work of electric energy wireless transmitter module to electric energy wireless transmitter module output DC stream;
The electric energy wireless transmitter module is connected with supply module, is used under the current drives of supply module, producing the electromagnetic wave that vibrates according to default vibration frequency, and outwards output;
The second electric equipment, it comprises that electric energy wireless receiving module, interchange turn DC Module and power storage module, wherein:
The electric energy wireless receiving module, with the wireless connections of electric energy wireless transmitter module, it has the vibration frequency identical with the electric energy wireless transmitter module, and form magnetic resonance between the electric energy wireless transmitter module, described electric energy wireless receiving module is used for receiving in real time the electromagnetic wave that described electric energy wireless transmitter module sends, then the induced current that produce to exchange, and pass to exchange and turn DC Module;
Interchange turns DC Module, is connected with the electric energy wireless receiving module, and the alternating current impression current conversion that is used in real time described electric energy wireless receiving module being produced is direct current, then the power storage module is charged;
The power storage module turns DC Module and is connected with exchanging, and is used for the direct current that the described interchange of real-time storage turns DC Module output.
2. wireless charging system as claimed in claim 1 is characterized in that, described electric energy wireless transmitter module is the electromagnetic induction coil with identical vibration frequency with the electric energy wireless receiving module.
3. wireless charging system as claimed in claim 1, it is characterized in that, described electric energy wireless transmitter module is the LC radiofrequency launcher, and described electric energy wireless receiving module is the LC radio frequency receiver, and described LC radiofrequency launcher has identical vibration frequency with the LC radio frequency receiver.
4. wireless charging system as claimed in claim 1 is characterized in that, it is rectifier that described interchange turns DC Module.
5. wireless charging system as claimed in claim 1 is characterized in that, described power storage module is at least one rechargeable battery or at least one capacitor.
6. such as each described wireless charging system in the claim 1 to 5, it is characterized in that, also comprise: the electric current amplification module, between described supply module and electric energy wireless transmitter module, be used for the direct current of supply module output is amplified processing, then export to the electric energy wireless transmitter module.
7. wireless charging system as claimed in claim 6, it is characterized in that, described electric current amplification module includes operational amplifier, the stitch 2 of described operational amplifier joins with resistance R 3, stitch 5, resistance R 2 and capacitor C 3 respectively, and described resistance R 3 also is connected with the first current output terminal Iout1 of described supply module;
The stitch 3 of described operational amplifier connects respectively the second current output terminal Iout2, capacitor C 4 and the resistance R 1 of described supply module, described capacitor C 4 and resistance R 1 ground connection;
The stitch 7 of described operational amplifier meets respectively an external dc power VCC;
The stitch 1 of described operational amplifier connects capacitor C 5, capacitor C 7 successively, described capacitor C 7 ground connection;
The stitch 8 of described operational amplifier connects capacitor C 6, capacitor C 7 successively;
The stitch 4 of described operational amplifier and a negative supply Vsh join;
The stitch 6 of described operational amplifier meets respectively the primary coil L1 of capacitor C 3, resistance R 2, capacitor C 1 and transformer T, the primary coil L1 ground connection of described transformer T, and the secondary coil L2 of described transformer T is connected with the electric energy wireless transmitter module.
8. wireless charging system as claimed in claim 7 is characterized in that, the primary coil L1 ground connection of described capacitor C 1 and transformer T, and described external dc power VCC joins by a capacitor C 2 and ground.
9. wireless charging system as claimed in claim 8 is characterized in that, described the first electric equipment also comprises wireless router module and function handover module, wherein:
The wireless router module is used for connecting Internet, then provides wireless network signal to outside wireless terminal;
Function selecting module is connected with wireless router module, electric energy wireless transmitter module respectively, is used for the switch command according to user's input, selects to open the described wireless router module of operation and/or electric energy wireless transmitter module.
10. wireless charging system as claimed in claim 9 is characterized in that, described function selecting module is shift knob, keyboard input module, capacitance touch panel module or the resistive touch panel module of installing on the electric equipment of the present invention.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105000140A CN102931714A (en) | 2012-11-30 | 2012-11-30 | Wireless charging system |
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| CN2012105000140A CN102931714A (en) | 2012-11-30 | 2012-11-30 | Wireless charging system |
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| CN104065145A (en) * | 2013-03-20 | 2014-09-24 | 深圳富泰宏精密工业有限公司 | Wireless charging device and charging method thereof |
| CN104319855A (en) * | 2013-10-06 | 2015-01-28 | 郭和友 | System for wireless charging and power supply system through reinforced common wireless signals |
| CN104362766A (en) * | 2013-10-06 | 2015-02-18 | 郭和友 | Wireless router capable of wirelessly charging and powering outwards |
| CN105098848A (en) * | 2014-04-28 | 2015-11-25 | 索尼公司 | Wireless charging method and system and mobile terminal |
| CN106937025A (en) * | 2015-12-30 | 2017-07-07 | 秦皇岛中科百捷电子信息科技有限公司 | A kind of digital camera servicing unit based on wireless charging and Near Field Communication technology |
| CN107359908A (en) * | 2017-07-31 | 2017-11-17 | 青岛众海汇智能源科技有限责任公司 | Wireless electrical appliance system and wireless power method |
| CN108255326A (en) * | 2018-02-11 | 2018-07-06 | 天津大学 | A kind of wireless charging mouse |
| CN108407640A (en) * | 2018-03-06 | 2018-08-17 | 吉林大学 | Vehicle on highway guiding system and bootstrap technique with charging track |
| CN109088467A (en) * | 2018-07-16 | 2018-12-25 | 敏华家具制造(惠州)有限公司 | Wireless power storage sofa and sofa charging method |
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| CN104065145A (en) * | 2013-03-20 | 2014-09-24 | 深圳富泰宏精密工业有限公司 | Wireless charging device and charging method thereof |
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| CN104362766A (en) * | 2013-10-06 | 2015-02-18 | 郭和友 | Wireless router capable of wirelessly charging and powering outwards |
| CN105098848A (en) * | 2014-04-28 | 2015-11-25 | 索尼公司 | Wireless charging method and system and mobile terminal |
| CN106937025A (en) * | 2015-12-30 | 2017-07-07 | 秦皇岛中科百捷电子信息科技有限公司 | A kind of digital camera servicing unit based on wireless charging and Near Field Communication technology |
| CN107359908A (en) * | 2017-07-31 | 2017-11-17 | 青岛众海汇智能源科技有限责任公司 | Wireless electrical appliance system and wireless power method |
| CN108255326A (en) * | 2018-02-11 | 2018-07-06 | 天津大学 | A kind of wireless charging mouse |
| CN108407640A (en) * | 2018-03-06 | 2018-08-17 | 吉林大学 | Vehicle on highway guiding system and bootstrap technique with charging track |
| CN108407640B (en) * | 2018-03-06 | 2021-07-06 | 吉林大学 | Highway vehicle guiding system with charging lane and guiding method |
| CN109088467A (en) * | 2018-07-16 | 2018-12-25 | 敏华家具制造(惠州)有限公司 | Wireless power storage sofa and sofa charging method |
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Application publication date: 20130213 |