CN106981892A - Power supply device and power receiving device in wireless charging system and charging controller thereof - Google Patents
Power supply device and power receiving device in wireless charging system and charging controller thereof Download PDFInfo
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- CN106981892A CN106981892A CN201610103311.XA CN201610103311A CN106981892A CN 106981892 A CN106981892 A CN 106981892A CN 201610103311 A CN201610103311 A CN 201610103311A CN 106981892 A CN106981892 A CN 106981892A
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- 238000009434 installation Methods 0.000 claims description 229
- 230000006854 communication Effects 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 21
- 238000013475 authorization Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000013500 data storage Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005138 cryopreservation Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- H02J7/025—
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a power supply device and a power receiving device in a wireless charging system and a charging controller thereof. The storage unit is used for storing a program code, and the program code instructs the processing device to execute the following steps: searching a broadcast signal sent by a power supply device of the wireless charging system; when the broadcast signal is detected, judging a distance between the power supply device and the power receiving device according to the intensity of the broadcast signal; when the distance is smaller than a critical value, the power receiving device selects the power supply device to establish connection with the power supply device and informs the power supply device that the power receiving device is to be charged; and starting to receive power from the power supply device when the power receiving device is judged to have a charging right by the power supply device.
Description
Technical field
The present invention refers to a kind of electric supply installation and current-collecting device and its charge controller for wireless charging system, espespecially
A kind of electric supply installation and current-collecting device and its charge controller of executable selective wireless charging method.
Background technology
With the popularization of portable electronic devices, such as mobile device, intelligent mobile phone and tablet PC, charging device
Demand is continuously increased, and is even more obvious especially to the public place for needing to provide charging.Further, since majority are intended to use up
Carrying connecting line is likely to reduced, wireless charging technology is then arisen at the historic moment.When the technology of wireless charging is used in electronic installation,
It is that the electronic installation with a power receiver is positioned over wireless charging device（For example include an electricity of power transmitter
Power base station（Power Base Station, PBS））On, and charged through wireless charging device.Therefore, current trend
Aim to provide service and the function of public place wireless charging, such as coffee-house, shop, railway station, airport, dining room allow people
The place of a wireless power can be easily found to provide service and the demand of charge electronic devices.
In the technical field of wireless charging, wireless power alliance（Alliance for Wireless Power,
A4WP）, wireless charging alliance（Wireless Power Consortium）And electric utility alliance（Power Matters
Alliance, PMA）Defined all size for wireless charging Deng global organization, its defined radio power can without using
In the case of entity link, from a wireless charging transmitter（Wireless Charger Transmitter, WCT）It is sent to position
In the wireless charging receiver in certain distance（Wireless Charger Receiver, WCR）.Current wireless charging
Mechanism is that any charging device can all match and be to be carried out in the way of " first first win ", that is to say, that when wireless charging is received
Device still has workable close to wireless charging transmitter and this wireless charging transmitter（Do not taken by other devices）Electricity
During power transmission end, you can charged.
However, existing specification is to be directed to power source charges in itself, and consider for other application without any.For example,
The place for providing wireless charging does not have method to being charged using the consumer of wireless charging, can not select to specific yet
Device with charging authority is charged.In view of this, it is necessary to increase in existing wireless charging technology and specification in fact
The mechanism of selective charge, to meet the business demand for the manufacturer for providing wireless charging service.
The content of the invention
Therefore, the main object of the present invention is to be to provide a kind of for the electric supply installation of wireless charging system and by Denso
Put and its charge controller, its executable selective wireless charging, with various on nothing to realize by the judgement of charging authority
The application and service of line charging.
To reach above-mentioned purpose, the invention discloses a kind of current-collecting device, for a wireless charging system, for performing selection
Property wireless charging method, the current-collecting device includes a processing unit and a storage element.The processing unit can be used to perform one
Program code.The storage element is coupled to the processing unit, for storing the program code, and the program code indicates that the processing is filled
Put execution following steps：Search the broadcasting signal transmitted by an electric supply installation of the wireless charging system；It is wide when detecting this
When broadcasting signal, the distance between the electric supply installation and the current-collecting device is judged according to the intensity of the broadcasting signal；When this away from
During from less than a critical value, set up online with the electric supply installation, and inform that the electric supply installation current-collecting device is intended to be charged；With
And when the current-collecting device is judged as having a charging authority by the electric supply installation, start to receive electric power from the electric supply installation.
The present invention separately discloses a kind of electric supply installation, for a wireless charging system, for performing selective wireless charging side
Method, the electric supply installation includes a processing unit and a storage element.The processing unit can be used to perform a program code.The storage
Memory cell is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit performs following walk
Suddenly：Persistently send a broadcasting signal；Receive come from the wireless charging system a current-collecting device an online request, with this
Current-collecting device is set up online；And judge whether the current-collecting device has a charging authority, and decide whether according to this to this by electricity
Device is charged.
The present invention separately discloses a kind of current-collecting device, for a wireless charging system, for performing selective wireless charging side
Method, the current-collecting device includes a processing unit and a storage element.The processing unit can be used to perform a program code.The storage
Memory cell is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit performs following walk
Suddenly：When the current-collecting device is intended to be charged, a broadcasting signal is persistently sent；Receive the confession for coming from the wireless charging system
One online request of electric installation, to set up online with the electric supply installation；Inform that the electric supply installation current-collecting device is intended to be charged；
And when the current-collecting device is judged as having a charging authority by the electric supply installation, start to receive electric power from the electric supply installation.
The present invention separately discloses a kind of electric supply installation, for a wireless charging system, for performing selective wireless charging side
Method, the electric supply installation includes a processing unit and a storage element.The processing unit can be used to perform a program code.The storage
Memory cell is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit performs following walk
Suddenly：Search the broadcasting signal transmitted by a current-collecting device of the wireless charging system；When detecting the broadcasting signal, according to
The intensity of the broadcasting signal judges the presence of the current-collecting device, and judge between the current-collecting device and the electric supply installation one away from
From；When the distance is less than a critical value, set up online with the current-collecting device；And judge this by electricity according to the broadcasting signal
Whether device has a charging authority, and decides whether to charge to the current-collecting device according to this.
The present invention separately discloses a kind of charge controller, for an electric supply installation of a wireless charging system, for performing choosing
Selecting property wireless charging method.The charge controller includes a communication unit, a processing unit and a switch.The communication unit can
For send a broadcasting signal or detecting come from the wireless charging system a current-collecting device a broadcasting signal, and with this by
Electric installation is set up online to be communicated.The processing unit is coupled to the communication unit, can be used to judge the electric supply installation with being somebody's turn to do
A distance between current-collecting device, and according to the current-collecting device whether there is a charging authority to decide whether to the current-collecting device
Charged, the processing unit and the running for controlling the communication unit.The switch is coupled to the processing unit, and the switch can be at this
Processing unit judges to open when the current-collecting device has the charging authority, to be charged to the current-collecting device.
The electric supply installation and current-collecting device and its charge controller for wireless charging system of the present invention, its executable choosing
Selecting property wireless charging, various applications and service on wireless charging are realized with the judgement by charging authority.
Brief description of the drawings
Fig. 1 is the schematic diagram of the wireless charging system of the embodiment of the present invention one.
Fig. 2 is a kind of schematic diagram of embodiment of electric supply installation.
Fig. 3 is a kind of schematic diagram of embodiment of current-collecting device.
Fig. 4 is the flow chart of the flow of the embodiment of the present invention one.
Fig. 5 is the flow chart of the flow of the embodiment of the present invention one.
Fig. 6 is the schematic diagram of another wireless charging system of the embodiment of the present invention.
Fig. 7 is the flow chart of the flow of the embodiment of the present invention one.
Fig. 8 is the flow chart of the flow of the embodiment of the present invention one.
Description of reference numerals
10 wireless charging systems
100 electric supply installations
102nd, 104,106 current-collecting device
200 wireless charging modules
202 power source supply ends
210 charge controllers
212 communication units
214 processing units
216 storage elements
218 switches
300 wireless receiving modules
310 charge controllers
312 communication units
314 processing units
316 storage elements
40 flows
400~410 steps
50 flows
500~508 steps
60 wireless charging systems
600 electric supply installations
602nd, 604,606 current-collecting device
70 flows
700~710 steps
80 flows
800~810 steps.
Embodiment
Fig. 1 is refer to, Fig. 1 is the schematic diagram of the wireless charging system 10 of the embodiment of the present invention one.One wireless charging system can
Include at least one electric supply installation and at least one current-collecting device that can be charged by electric supply installation.For convenience of description, exist
In Fig. 1, wireless charging system 10 is briefly made up of an electric supply installation 100 and current-collecting device 102,104 and 106.Wherein, supply
Broadcasting signal can be transmitted in electric installation 100, so that current-collecting device 102,104 and 106 is detected and searched.Electric supply installation 100 can
For a wireless charging transmitter（Wireless Charger Transmitter, WCT）, give needs to fill for providing wireless power
The current-collecting device 102,104 and 106 of electricity, wherein, the wireless charging transmitter has numeral/mould comprising a power transmitter or one
Intend the power transmission module of chip.Current-collecting device 102,104 and 106 can be any electronic installation, such as mobile phone, notes
This computer, tablet PC, e-book or portable computer system etc.；On the other hand, current-collecting device 102,104 and 106 also may be used
It is to be any device for using battery as its power supply, such as wearable computer device, the Medical Devices that can be worn, portable
MP3 player, earphone, smart watch, intelligent glasses or electric car etc.；In addition, current-collecting device 102,104 and 106 also may be used
Can be home appliance, such as washing machine, television set.These current-collecting devices 102,104 and 106 can directly contact electric supply installation
100, wireless charging can be also carried out in the certain distance of electric supply installation 100.Current-collecting device 102,104 and 106 can pass through electromagnetism
Sensing receives wireless power from electric supply installation 100 so that the battery of current-collecting device 102,104 and 106 can be without using any
Wire charges in the case of connection.
Fig. 2 is refer to, Fig. 2 is a kind of schematic diagram of embodiment of electric supply installation 100.As shown in Fig. 2 electric supply installation
100 include a wireless charging module 200, a power source supply end 202 and a charge controller 210.Wireless charging module 200 can
For providing wireless power, it can be made up of the hardware such as coil and drive circuit.Power source supply end 202 can be in charge controller
Under 210 control, output power to wireless charging module 200 is to be powered, and power source supply end 202 may connect to any electricity
Source output device, such as a DC adapter（DC adaptor）, voltage-stablizer（Voltage regulator）Or power supply unit
Deng.
Charge controller 210 includes a communication unit 212, a processing unit 214, a storage element 216 and a switch
218.Communication unit 212 can be a wireless transceiver, and it can carry out wireless signal according to the result of processing unit 214
（Such as data, signal, message and/or package）Transmission and reception.For example, communication unit 212 can be used to send broadcast news
Number or detecting come from the broadcasting signal of current-collecting device 102,104 and 106, and set up online with current-collecting device 102,104 and 106
To be communicated.Processing unit 214 is coupled to communication unit 212, can be used to judge electric supply installation 100 and current-collecting device 102,
The distance between 104 and 106, with current-collecting device 102,104 and 106 close to when charged.Processing unit 214 and according to by
Whether electric installation 102,104 and 106 there is charging authority to decide whether to charge to current-collecting device 102,104 and 106.This
Outside, processing unit 214 can be used to control the running of communication unit 212 and the switch modules such as 218 in electric supply installation 100.Processing
Device 214 can be any kind of processing unit, such as microcontroller（Micro Control Unit, MCU）, microprocessor
（Microprocessor）Or ASIC（Application Specific Integrated Circuit,
ASIC）Deng.Switch 218 is coupled to processing unit 214, when can judge that a current-collecting device has charging authority in processing unit 214
Open so that wireless charging module 200 can receive the electric power for coming from power source supply end 202, to be charged to current-collecting device.
Switch 218 can be by a relay（Relay）To realize, but not limited to this.Storage element 216 can be any data storage device,
For storing a program code, and read and configuration processor code through processing unit 214, to carry out every running.Citing comes
Say, storage element 216 can be read-only internal memory（Read-only memory, ROM）, flash memory（flash memory）, it is random
Access memory（Random-access memory, RAM）, compact disc read-only memory（CD-ROM/DVD-ROM）, tape
（magnetic tape）, hard disk（hard disk）And optical data storage device（optical data storage
device）Deng, and not limited to this.
It is worth noting that, in this instance, charge controller is built into electric supply installation, but in other embodiments, fill
Electric controller also can pass through a connector and be external in electric supply installation.Connector can be any connection equipment, such as general serial
Bus（Universal Serial Bus, USB）, micro universal serial bus（Micro-USB）, two-wire connector（two-
wire connector）, D. C. power connector（DC jack）Deng.In general, charge controller can be coupled to electric supply installation
Between power source supply end, thus can using it is any can be by the connecting interface of power supply.In addition, filled to meet various power supplies
The demand put, the connector that charge controller is used can be replaceable connector, for example, if in charge controller
Power input and power output end use replaceable connector when, charge controller can be applied to any connector
The wireless charging device of interface.In this case, user only needs to set a charge controller on wireless charging device（Example
A charge controller is connected such as between wireless charging device and power source supply end）, you can reach the effect of selective charge.
Fig. 3 is refer to, Fig. 3 is a kind of schematic diagram of embodiment of current-collecting device 102,104 or 106.As shown in figure 3,
Current-collecting device includes a wireless receiving module 300 and a charge controller 310.Wireless receiving module 300 can be used to receive nothing
Line electric power, it can be made up of the hardware such as coil and drive circuit.Charge controller 310 includes at a communication unit 312, one
Manage the storage element 316 of device 314 and one.Communication unit 312 can be a wireless transceiver, and it can be according to processing unit 314
Result, carries out wireless signal（Such as data, signal, message and/or package）Transmission and reception.For example, communicate single
Member 312 can be used to send broadcasting signal or detecting comes from the broadcasting signal of electric supply installation 100, and is set up with electric supply installation 100
It is online to be communicated.Processing unit 314 can be used to judge between current-collecting device 102,104 or 106 and electric supply installation 100 away from
From, with electric supply installation 100 close to when with electric supply installation 100 carry out communication connection.Processing unit 314 can be any kind of
Processing unit, such as microcontroller, microprocessor or ASIC.Storage element 316 can be any data storage
Cryopreservation device, for storing a program code, and reads and configuration processor code through processing unit 314, to carry out every running.
For example, storage element 316 can be read-only internal memory, it is flash memory, random access memory, compact disc read-only memory, tape, hard
Disk and optical data storage device etc., and not limited to this.
If it is worth noting that, current-collecting device for it is general there is the radio communication device of calculation function when, charge controller
Communication unit 312, processing unit 314 and storage element 316 in 310 can be added using the built-in module of radio communication device
Corresponding algorithm or application program is the selective charge method that can perform the present invention.In this case, current-collecting device is not required to
Extra hardware is set, with cost-effective advantage.On the other hand, if current-collecting device is not possess radio communication or computing
During the device of function（Such as household electrical appliances, automobile）, then need additionally to set communication unit 312, processing unit 314 or storage element
316, for performing the selective charge method of the present invention.
Fig. 4 is refer to, Fig. 4 is the flow chart of the flow 40 of the embodiment of the present invention one.Flow 40 can be used for a wireless charging system
One current-collecting device of system, current-collecting device 102,104 or 106 as shown in Figure 1, for performing selective wireless charging method.
In one embodiment, flow 40 can realize the charge controller 310 in current-collecting device 102, and it is comprised the steps of：
Step 400：Start.
Step 402：Search the broadcasting signal transmitted by the electric supply installation 100 of wireless charging system 10.
Step 404：When detecting broadcasting signal, electric supply installation 100 is judged according to the intensity of broadcasting signal and by electricity
A distance between device 102.
Step 406：When the distance is less than a critical value, set up online with electric supply installation 100, and inform electric supply installation
100 current-collecting devices 102 are intended to be charged.
Step 408：When current-collecting device 102 is judged as having a charging authority, start to receive electricity from electric supply installation 100
Power.
Step 410：Terminate.
According to flow 40, in wireless charging system 10, electric supply installation 100 can continue to send broadcasting signal, when by Denso
When putting the electronic installation corresponding to 102 and need to charge, current-collecting device 102 can begin search for the broadcast transmitted by electric supply installation 100
Signal（Step 402）.Broadcasting signal can include a kind of data types, and current-collecting device 102 can judge power supply according to data types
The presence of device 100.Specifically, data types be probably it is any encryption or non-encrypted package or data, can be by by Denso
102 are put to be identified.When current-collecting device 102 receives recognizable data types, you can learn nearby there is electric supply installation
100, current-collecting device 102 simultaneously judges that electric supply installation 100 can be paired and provides electric power.Current-collecting device 102 can show and nearby deposit
The information of electric supply installation 100, user is that removable current-collecting device 102 makes it close to electric supply installation 100 and enters electric supply installation
In 100 chargeable scope.Then, current-collecting device 102 can judge electric supply installation 100 and by electricity according to the intensity of broadcasting signal
The distance between device 102（Step 404）.In one embodiment, broadcasting signal can be indicated comprising a wireless signal intensity
（Radio Signal Strength Indication, RSSI）, the number that current-collecting device 102 can be indicated according to wireless signal intensity
Value judges signal strength, and then judges the distance between electric supply installation 100 and current-collecting device 102.In general, signal strength
The stronger distance represented between the two is shorter.Further, current-collecting device 102 can set a critical value（Such as setting power supply dress
The chargeable scope for putting 100 is critical value）, and face in judging that the distance between electric supply installation 100 and current-collecting device 102 are less than
During dividing value, actively set up online with electric supply installation 100, and inform that current-collecting device 102 is intended to be charged to electric supply installation 100（Step
Rapid 406）.For example, current-collecting device 102 can send an online request to electric supply installation 100, when electric supply installation 100 receives connection
After machine request, both phase interconnections and can be communicated.Communication unit in above-mentioned online permeable electric supply installation 100
212 and current-collecting device 102 in communication unit 312 realize that it can pass through wireless communication technology and carries out online, on-line mode
Can be the communications protocol of any specification, such as bluetooth（Bluetooth）, Bluetooth Low Energy（Bluetooth Low Energy,
BLE）, Wireless Fidelity certification（Wireless Fidelity, Wi-Fi）Or radio frequency（Radio Frequency, RF）Signal etc.,
But not limited to this.
Then, through online between electric supply installation 100 and current-collecting device 102 and communicate with each other, two can be determined whether
Whether person is compatible.Compatibility represents electric supply installation 100 and meets identical wireless charging specification with current-collecting device 102, that is, power supply dress
Putting 100 can charge to current-collecting device 102.Then, electric supply installation 100 can determine whether whether current-collecting device 102 has one to fill
Electric authority, and decide whether to charge to current-collecting device 102 according to this.Electric supply installation 100 can be according to exchanging in communication process
Information come judge current-collecting device 102 whether have charging authority.When current-collecting device 102 is judged as having charging authority, supply
Electric installation 100 can start power supply so that current-collecting device 102 can receive electric power from electric supply installation 100（Step 408）.On the contrary,
When electric supply installation 100 judges current-collecting device 102 without charging authority, then current-collecting device 102 is not charged.
It can be seen from the above-mentioned electric supply installation 100 on explanation collocation Fig. 2 of flow 40, the processing in electric supply installation 100
Device 214 can determine whether whether current-collecting device 102 has charging authority, to decide whether to open switch 218.That is, power supply dress
Selective charge can be realized by the keying of controlling switch 218 by putting 100.When processing unit 214 judges that current-collecting device 102 has
During the authority that charges, switch 218 can be opened so that electric power can be sent to wireless charging module 200 from power source supply end 202 and retransmit
To current-collecting device 102.When processing unit 214 judges current-collecting device 102 without charging authority, then closing switch 218, now
Wireless charging module 200 can not send wireless power.Implement it is noted that Fig. 2 electric supply installation 100 is only that the present invention is numerous
Switch 218, in another embodiment, can also be built into wireless charging module 200, or filled by processing by one kind among mode
214 directly control wireless charging modules 200 are put to determine whether wireless charging module 200 sends electric power, and not limited to this.
Above-mentioned function mode and related description on electric supply installation 100 in flow 40 can be summarized as a flow 50, such as Fig. 5
It is shown.Flow 50 can be used for an electric supply installation of a wireless charging system, electric supply installation 100 as shown in Figure 1, for performing choosing
Selecting property wireless charging method.Flow 50 can realize the charge controller 210 in electric supply installation 100, and it is comprised the steps of：
Step 500：Start.
Step 502：Persistently send a broadcasting signal.
Step 504：Receive come from wireless charging system 10 current-collecting device 102 an online request, with by Denso
Put 102 and set up online.
Step 506：Judge whether current-collecting device 102 has a charging authority, and decide whether according to this to current-collecting device 102
Charged.
Step 508：Terminate.
Detailed Operation mode on flow 50 is illustrated in the above-mentioned paragraph for being relevant to flow 40, is not gone to live in the household of one's in-laws on getting married in this
State.
Further, in charging process, electric supply installation 100 is sustainable judge current-collecting device 102 and electric supply installation 100 it
Between distance.When judging that distance between the two is more than critical value, electric supply installation 100 can stop supplying power to current-collecting device
102.As described above, this critical value also may be set to the chargeable scope of electric supply installation 100.If current-collecting device 102 is continued in
When in the chargeable scope of electric supply installation 100, electric supply installation 100 is sustainable to charge to current-collecting device 102.If current-collecting device
102 away from electric supply installation 100 exceed its chargeable scope when, electric supply installation 100 then stops charging, and start send broadcast interrogate
Number to notify other current-collecting devices are carried out online.Through aforesaid way, if current-collecting device 102 is mobile device（Such as mobile phone or
Tablet PC）, user only needs to remove mobile device when the electricity for judging mobile device is enough can stop charging.One
In embodiment, electric supply installation 100 can also record the charge information for being relevant to current-collecting device 102 at the end of charging, this charging letter
Breath can be used to charging or the record as consumer behavior.
It is worth noting that, above-mentioned charging authority can the priority of current-collecting device 102, current-collecting device 102 obtain
One authorization code, the points available for charging or the Stored Value amount of money available for charging or time etc..For example, current-collecting device 102
When setting up online with electric supply installation 100 authorization code can be transmitted to electric supply installation 100, this authorization code is probably with prepaid card
Form, by the user of current-collecting device 102 by buying, give or other manner and obtain.In addition, can also record can for authorization code
The information such as points, the Stored Value amount of money or time for charging, electric supply installation 100 can obtain these information and according to this to current-collecting device
102 are charged, such as specific charging interval or the magnitude of current.When current-collecting device 102 has completed the charging corresponding to authorization code
Between or during flow, electric supply installation 100 can stop charging, while authorization code fails, user need to obtain another authorization code again
Charging can be continued.Or, current-collecting device 102 also can transmit a customer identification, status when setting up online with electric supply installation 100
The status of specific current-collecting device is identified as corresponding to, it is different from above-mentioned authorization code.For example, the user of current-collecting device 102 can
Register the user account for electric supply installation 100, its include corresponding customer identification and password, when current-collecting device 102 be intended into
During row charging, customer identification and password can be transmitted in in-line procedure to electric supply installation 100, if electric supply installation 100 is judged as just
True customer identification and password, you can charged to current-collecting device 102.What electric supply installation 100 was included further according to user account
Information（Such as credit card information）User is charged, or by the advance Stored Value of user.
In addition, current-collecting device 102 be sent to electric supply installation 100 information can comprising charging priority.Citing comes
Say, different user account there may be different priority according to its payment height or frequency of use number, and authorization code can also be recorded
Information on priority.In one embodiment, if electric supply installation 100 is received when being charged to current-collecting device 102
The online request of current-collecting device 104, electric supply installation 100 may compare the priority between current-collecting device 102 and 104, if by Denso
When the priority for putting 102 is higher than current-collecting device 104, electric supply installation 100 will not receive the online request of current-collecting device 104 and continuation
Current-collecting device 102 is charged.In another embodiment, if electric supply installation 100 charges to current-collecting device 102
The online request of current-collecting device 106 is received, and the priority of current-collecting device 106 is higher than current-collecting device 102, in this case,
If electric supply installation 100 is provided without unnecessary power output end point when giving current-collecting device 106, electric supply installation 100 can stop to by
Electric installation 102 is charged, and is changed to receive the online request of current-collecting device 106 and is started to charge to current-collecting device 106.
In another embodiment, when current-collecting device 102 and 104 transmits online request to electric supply installation 100 simultaneously, electric supply installation 100 can
The higher current-collecting device of selecting priority comes online and charged.It is noted that above-mentioned priority height may be from
In various situations, such as when the electricity of a current-collecting device is relatively low, there can be higher priority；Or the use of a current-collecting device
Family can spend the more amount of money to buy the preferential power charged, but not limited to this.In addition, electric supply installation 100 is gathered around
The person of having（Such as shop）It is also referred to as determining electric supply installation 100 charging to specific current-collecting device.It is noted that charging authority can
Record any information for being relevant to charging so that electric supply installation can judge whether to charge to current-collecting device according to this, this information
It is not limited to above-mentioned authorization code, customer identification or priority etc..
It is worth noting that, according to the selective charge method of the present invention, electric supply installation can be according to the charging power received
Limit information, in a variety of ways come carry out charge object selection.As long as different from current-collecting device in known technology and electric supply installation
Close to that can be mutually paired and be charged, selective charge method of the invention is except that need to judge current-collecting device and electric supply installation
The distance between it is outer, electric supply installation also needs to judge whether current-collecting device has enough charging authorities, meets condition ability and it is entered
Row charging, to reach the effect of selective charge.Charging can thus be taken there is provided the public place of wireless charging or shop
Business combines charging mechanism, to meet service and the demand of charge electronic devices.
In the above-described embodiments, electric supply installation is persistently to send wide by electric supply installation with the mode that current-collecting device is matched
Signal is broadcast, current-collecting device transmits online request to be matched after detecting broadcasting signal.In this case, electric supply installation institute
The broadcasting signal of transmission can also combine other purposes.For example, if electric supply installation, which is arranged at, can provide wireless charging service
Shop, its broadcasting signal sent can combine beacon（Beacon）In merchandise news.In addition, hotel owner also can pass through broadcasting signal
To transmit other messages（Such as promotion or preferential message）To the mobile phone of customer.In another embodiment, electric supply installation is transmitted
Broadcasting signal can also include the use state of electric supply installation, such as when electric supply installation overheat or failure, can press from both sides relevant information
Band is in broadcasting signal, and the setter of electric supply installation its functioning condition of apparent and can be handled in real time.In addition,
Because current-collecting device is often just to start the function of searching broadcasting signal when not enough power supply needs charging, if by current-collecting device
To send broadcasting signal, often cause unnecessary power consumption thus exhaust electricity ahead of time；In comparison, electric supply installation entity is connected
Electric power is provided in power source supply end and by power source supply end, by electric supply installation to send broadcasting signal less likely exhausts electricity
The problem of amount.
However, in the present invention, the function mode of electric supply installation and current-collecting device is not limited to above-mentioned on flow 40 and 50
Explanation.For example, Fig. 6 is refer to, Fig. 6 is the schematic diagram of another wireless charging system 60 of the embodiment of the present invention.Such as Fig. 6 institutes
Show, wireless charging system 60 is briefly made up of an electric supply installation 600 and current-collecting device 602,604 and 606.Wherein, by electricity
Broadcasting signal can be transmitted in device 602,604 and 606, so that electric supply installation 600 is detected and is searched.Electric supply installation 600 with by
The detailed construction of electric installation 602,604 and 606 is identical with current-collecting device 102,104 and 106 with electric supply installation 100 respectively, and fortune
Make mode similar, do not repeated in this.
Fig. 7 is refer to, Fig. 7 is the flow chart of the flow 70 of the embodiment of the present invention one.Flow 70 can be used for a wireless charging system
One current-collecting device of system, current-collecting device 602,604 or 606 as shown in Figure 6, for performing selective wireless charging method.
In one embodiment, flow 70 can realize the charge controller 310 in current-collecting device 602, and it is comprised the steps of：
Step 700：Start.
Step 702：When current-collecting device 602 is intended to be charged, a broadcasting signal is persistently sent.
Step 704：An online request of the electric supply installation 600 for coming from wireless charging system 60 is received, to be filled with power supply
Put 600 and set up online.
Step 706：Inform that the current-collecting device 602 of electric supply installation 600 is intended to be charged.
Step 708：When current-collecting device 602 is judged as having a charging authority, start to receive electricity from electric supply installation 600
Power.
Step 710：Terminate.
According to flow 70, in wireless charging system 60, when current-collecting device 602 is intended to be charged, it can continue to send wide
Broadcast signal（Step 702）, then persistently search surrounding whether there is broadcasting signal to electric supply installation.Similarly, broadcasting signal can be included
A kind of data types, electric supply installation can judge the presence of current-collecting device according to data types.When electric supply installation 600 searches one
Comprising recognizable data types, it indicates that electric supply installation 600 can determine whether by electricity when nearby there is current-collecting device 602 to broadcasting signal
Device 602 can be paired and receives electric power.Then, electric supply installation 600 can be judged by Denso according to the intensity of broadcasting signal
The distance between 602 and electric supply installation 600 are put, such as the wireless signal intensity that permeable broadcasting signal is included indicates to carry out
Judge.Further, electric supply installation 600 can set a critical value（The chargeable scope of electric supply installation 600 is for example set to be critical
Value）, and when judging that the distance between current-collecting device 602 and electric supply installation 600 are less than critical value, active and current-collecting device
602 set up online.For example, electric supply installation 600 can send an online request to current-collecting device 602, when current-collecting device 602 connects
After online request, it can set up online and be communicated between the two（Step 704）.In in-line procedure, current-collecting device
602 may be notified that electric supply installation 600, and it is intended to be charged（Step 706）, or, current-collecting device 602 can also be intended to the message of charging
Be entrained in broadcasting signal, in this case, electric supply installation 600 set up it is online before can receive charge request.
Then, through online between electric supply installation 600 and current-collecting device 602 and communicate with each other, two can be determined whether
Whether person is compatible.Compatibility represents electric supply installation 600 and meets identical wireless charging specification with current-collecting device 602, that is, power supply dress
Putting 600 can charge to current-collecting device 602.Then, electric supply installation 600 can determine whether whether current-collecting device 602 has one to fill
Electric authority, and decide whether to charge to current-collecting device 602 according to this.Electric supply installation 600 can be according to exchanging in communication process
The information carried secretly judges whether current-collecting device 602 has charging authority in information or broadcast message.When current-collecting device 602 is judged to
When breaking as with charging authority, electric supply installation 600 can start power supply so that current-collecting device 602 can be received from electric supply installation 600
Electric power（Step 708）.On the contrary, when electric supply installation 600 judges current-collecting device 602 without charging authority, then not to by electricity
Device 602 is charged.In addition, electric supply installation 600 can also have the circuit structure or other similar knots depicted in Fig. 2
Structure, those skilled in the art can deduce how electric supply installation 600 is realized for by electricity according to the explanation previously with regard to Fig. 2
The selective charge mode of device 602, is not repeated in this.
Above-mentioned function mode and related description on electric supply installation 600 in flow 70 can be summarized as a flow 80, such as Fig. 8
It is shown.Flow 80 can be used for an electric supply installation of a wireless charging system, electric supply installation 600 as shown in Figure 6, for performing choosing
Selecting property wireless charging method.Flow 80 can realize the charge controller 210 in electric supply installation 600, and it is comprised the steps of：
Step 800：Start.
Step 802：Search the broadcasting signal transmitted by the current-collecting device 602 of wireless charging system 60.
Step 804：When detecting broadcasting signal, the presence of current-collecting device 602 is judged according to the intensity of broadcasting signal,
And judge the distance between current-collecting device 602 and electric supply installation 600.
Step 806：When distance is less than a critical value, set up online with current-collecting device 602.
Step 808：Judge whether current-collecting device 602 has a charging authority according to broadcasting signal, and decision is according to this
It is no that current-collecting device 602 is charged.
Step 810：Terminate.
Similarly, in charging process, electric supply installation 600 is sustainable to be judged between current-collecting device 602 and electric supply installation 600
Distance.When the distance of judgement between the two is more than critical value（Such as the chargeable scope of electric supply installation 600）When, electric supply installation
600 can stop supplying power to current-collecting device 602.As described above, this critical value also may be set to the chargeable of electric supply installation 600
Scope.Now, whether if current-collecting device 602 is still in the state of not enough power supply, can retransmit broadcasting signal to look for has other
Electric supply installation can provide electric power.If the electricity of current-collecting device 602 is enough, broadcasting signal is not retransmited.Through aforesaid way,
If current-collecting device 602 is mobile device（Such as mobile phone or tablet PC）, user is when the electricity for judging mobile device is enough
Charging can be stopped by only needing to remove mobile device.
In addition, in wireless charging system 60 and flow 70,80, charging authority can be the excellent of current-collecting device 102
An authorization code, the points available for charging or the Stored Value amount of money available for charging or time that first power, current-collecting device 102 are obtained
Deng.Detailed implementation on the authority that charges refers to preceding description, is not repeated in this.It is worth noting that, current-collecting device
602 except can set up it is online after the authority that charged inform electric supply installation 600, also can set up it is online before, will charge
Authority is become entrained in broadcast message so that electric supply installation 600 can pass through broadcast message to judge whether current-collecting device 602 has foot
Enough authorities, and then decide whether to charge to current-collecting device 602 or whether set up online with current-collecting device 602.Similarly, supply
Online permeable any wireless communication technology progress between electric installation 600 and current-collecting device 602 is online, and on-line mode can be
The communications protocol of any specification, such as bluetooth（Bluetooth）, Bluetooth Low Energy（Bluetooth Low Energy, BLE）, nothing
Line compatibility certification（Wireless Fidelity, Wi-Fi）Or radio frequency（Radio Frequency, RF）Signal etc., but do not limit
In this.
Specifically, the difference of wireless charging system 10 and 60 is only that transmission broadcast and originates online object not
Together.That broadcasting signal is sent by electric supply installation 100 in wireless charging system 10, current-collecting device 102 search broadcasting signal and
Actively carried out when detecting broadcasting signal with electric supply installation 100 online.In comparison, in wireless charging system 60, be by by
Electric installation 602 send broadcasting signal, electric supply installation 600 search broadcasting signal and when detecting broadcasting signal actively with by Denso
Put 602 carry out online.In general, current-collecting device often sends broadcasting signal in not enough power supply, relatively meets the need of user
Ask.For example, current-collecting device can produce a warning message in not enough power supply and show a button, and user receives warning message
Afterwards, button is can trigger to start the running of transmission broadcasting signal.Current-collecting device receives the message that electric supply installation returned and informed again
Its position, or pass through other manner（Such as GPS（Global Positioning System,
GPS））To obtain the position of neighbouring electric supply installation.
If in addition, when sending broadcasting signal by current-collecting device, current-collecting device can directly carry any nothing secretly in broadcasting signal
Information needed for line refresh operations, for example, broadcasting signal can carry secretly charging authority detailed content, such as foregoing authorization code or
Customer identification etc..In addition, broadcasting signal can also be indicated comprising wireless signal intensity, for electric supply installation judging distance, or comprising
The compatibility information of Charging Specification.More particularly, broadcasting signal transmitted by current-collecting device can give power supply comprising any to be provided
The content of device, makes electric supply installation be capable of deciding whether to set up online concurrent power transmission power with it.Those skilled in the art can
According to the characteristic of different wireless communication or according to the actual requirements, using the collocation flow 40,50 of wireless charging system 10 or wireless charging
Electric system 60 arranges in pairs or groups flow 70,80 to realize the selective charge method of the present invention.
It is worth noting that, embodiments of the invention can reach the good controlling of wireless charging.For example, either
Broadcasting signal is sent by electric supply installation or current-collecting device, corresponding receiving terminal can all be sentenced according to the broadcasting signal intensity received
Disconnected broadcasting signal transmitting terminal and the distance of receiving terminal in itself, current-collecting device can select most suitable power supply by range information
Object.In one embodiment, when a current-collecting device（Such as mobile phone）, should when being intended to be charged and opening the function of searching of broadcasting signal
Mobile phone may be received simultaneously comes from multiple electric supply installations（Such as multiple radio sources）Broadcasting signal, now, mobile phone can root
According to the intensity of broadcasting signal out of the ordinary, the distance between each radio source and mobile phone are judged respectively.In this case, mobile phone is optional
Transmission online request is selected to closest（I.e. corresponding broadcasting signal maximum intensity）Radio source, and then with the radio source
It is online and charged.Consequently, it is possible to mobile phone can voluntarily select most suitable supply object, and without extra aobvious in bar row mode
Show that the radio source nearby existed, so that its user selects, can avoid user in the case where being unfamiliar with radio source title
Select mistake.In addition, the user of mobile phone is without the list shown through mobile phone or by scanning bar code（Bar Code）
Or quick response matrix code（Quick Response Code, QR Code）Mode select the radio source to be used, can
Realize good charge control and convenience.
In summary, in the selective charge method of the present invention, electric supply installation can carry out charging authority to current-collecting device
Judgement, to realize application and service on wireless charging.In one embodiment, broadcasting signal can be sent by electric supply installation,
When current-collecting device detects broadcasting signal, actively carried out with electric supply installation online, electric supply installation and then judge that current-collecting device is
It is no that there is charging authority, and decide whether to charge to it according to this.In another embodiment, it can be sent and broadcasted by current-collecting device
Signal, when electric supply installation detects broadcasting signal, actively carries out online with current-collecting device, electric supply installation and then judges by Denso
Whether have charging authority, and decide whether to charge to it according to this if putting.Above-mentioned selective charge method can be by charge control
Device is realized, in current-collecting device, and charge controller can pass through in communication unit and processor with radio communication function
Application program realize；In electric supply installation, charge controller can be set in built-in or external mode, and can be by any
The interface of type controls the transmission of electric power, to realize selective charge method.
Presently preferred embodiments of the present invention is the foregoing is only, all equivalent changes done according to the claims in the present invention are with repairing
Decorations, should all belong to the covering scope of the present invention.
Claims (22)
1. a kind of current-collecting device, for a wireless charging system, for performing selective wireless charging method, it is characterised in that
The current-collecting device includes：
One processing unit, for performing a program code；And
One storage element, is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit is held
Row following steps：
Search the broadcasting signal transmitted by an electric supply installation of the wireless charging system；
When detecting the broadcasting signal, judged according to the intensity of the broadcasting signal between the electric supply installation and the current-collecting device
A distance；
When the distance is less than a critical value, set up online with the electric supply installation, and inform electric supply installation current-collecting device desire
Charged；And
When the current-collecting device is judged as having a charging authority by the electric supply installation, start to receive electric power from the electric supply installation.
2. current-collecting device as claimed in claim 1, it is characterised in that the broadcasting signal includes a data types, should be by electricity
Device judges the presence of the electric supply installation according to the data types and recognizes the electric supply installation.
3. current-collecting device as claimed in claim 1, it is characterised in that it is one preferential that the charging authority includes the current-collecting device
An authorization code, the points for charging or the Stored Value amount of money for charging or time that power, the current-collecting device are obtained.
4. current-collecting device as claimed in claim 1, it is characterised in that the on-line mode of online use is set up with the electric supply installation
Include bluetooth, Bluetooth Low Energy, Wireless Fidelity certification or RF signal.
5. a kind of electric supply installation, for a wireless charging system, for performing selective wireless charging method, it is characterised in that
The electric supply installation includes：
One processing unit, for performing a program code；And
One storage element, is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit is held
Row following steps：
Persistently send a broadcasting signal；
An online request of the current-collecting device for coming from the wireless charging system is received, to set up online with the current-collecting device；
And
Judge whether the current-collecting device has a charging authority, and decide whether to charge to the current-collecting device according to this.
6. electric supply installation as claimed in claim 5, it is characterised in that it is following that the program code separately indicates that the processing unit is performed
Step：
Persistently judge the distance between the current-collecting device and the electric supply installation in charging process, and in judging that the distance is more than
During one critical value, stopping supplies power to the current-collecting device.
7. electric supply installation as claimed in claim 5, it is characterised in that judge whether the current-collecting device has the charging authority,
And decide whether to include the step of charging to the current-collecting device according to this：
When judging that the current-collecting device has the charging authority, the current-collecting device is charged；Or
When judging that the current-collecting device does not have the charging authority, the current-collecting device is not charged.
8. electric supply installation as claimed in claim 5, it is characterised in that it is one preferential that the charging authority includes the current-collecting device
An authorization code, the points for charging or the Stored Value amount of money for charging or time that power, the current-collecting device are obtained.
9. electric supply installation as claimed in claim 5, it is characterised in that receive come from the wireless charging system should be by Denso
The online request put, includes bluetooth, Bluetooth Low Energy, wireless to set up the on-line mode of online use with the current-collecting device
Compatible certification, RF signal.
10. a kind of current-collecting device, for a wireless charging system, for performing selective wireless charging method, it is characterised in that
The current-collecting device includes：
One processing unit, for performing a program code；And
One storage element, is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit is held
Row following steps：
When the current-collecting device is intended to be charged, a broadcasting signal is persistently sent；
An online request of the electric supply installation for coming from the wireless charging system is received, to set up online with the electric supply installation；
Inform that the electric supply installation current-collecting device is intended to be charged；And
When the current-collecting device is judged as having a charging authority by the electric supply installation, start to receive electric power from the electric supply installation.
11. current-collecting device as claimed in claim 10, it is characterised in that the broadcasting signal includes a data types, the number
The presence for giving the electric supply installation to judge the current-collecting device according to this is provided according to kenel.
12. current-collecting device as claimed in claim 10, it is characterised in that it is one excellent that the charging authority includes the current-collecting device
An authorization code, the points for charging or the Stored Value amount of money for charging or time that first power, the current-collecting device are obtained.
13. current-collecting device as claimed in claim 10, it is characterised in that receive the power supply for coming from the wireless charging system
The online request of device, includes bluetooth, Bluetooth Low Energy, nothing to set up the on-line mode of online use with the electric supply installation
The certification of line compatibility, RF signal.
14. a kind of electric supply installation, for a wireless charging system, for performing selective wireless charging method, it is characterised in that
The electric supply installation includes：
One processing unit, for performing a program code；And
One storage element, is coupled to the processing unit, for storing the program code, and the program code indicates that the processing unit is held
Row following steps：
Search the broadcasting signal transmitted by a current-collecting device of the wireless charging system；
When detecting the broadcasting signal, the presence of the current-collecting device is judged according to the intensity of the broadcasting signal, and judges to be somebody's turn to do
A distance between current-collecting device and the electric supply installation；
When the distance is less than a critical value, set up online with the current-collecting device；And
Judge whether the current-collecting device has a charging authority according to the broadcasting signal, and decide whether according to this to this by Denso
Put and charged.
15. electric supply installation as claimed in claim 14, it is characterised in that the broadcasting signal includes a data types, the confession
Electric installation judges the presence of the current-collecting device according to the data types and judges whether the current-collecting device has charging power
Limit.
16. electric supply installation as claimed in claim 14, it is characterised in that the program code separately indicate the processing unit perform with
Lower step：
Persistently judge the distance between the current-collecting device and the electric supply installation in charging process, and in judging that the distance is more than
During the critical value, stopping supplies power to the current-collecting device.
17. electric supply installation as claimed in claim 14, it is characterised in that judge that the current-collecting device is according to the broadcasting signal
It is no that there is the charging authority, and decide whether to include the step of charging to the current-collecting device according to this：
When judging that the current-collecting device has the charging authority, the current-collecting device is charged；Or
When judging that the current-collecting device does not have the charging authority, the current-collecting device is not charged.
18. electric supply installation as claimed in claim 14, it is characterised in that it is one excellent that the charging authority includes the current-collecting device
An authorization code, the points for charging or the Stored Value amount of money for charging or time that first power, the current-collecting device are obtained.
19. electric supply installation as claimed in claim 14, it is characterised in that the online side that online use is set up with the current-collecting device
Formula includes bluetooth, Bluetooth Low Energy, Wireless Fidelity certification, RF signal.
20. a kind of charge controller, for an electric supply installation of a wireless charging system, for performing selective wireless charging side
Method, it is characterised in that the charge controller includes：
One communication unit, for send a broadcasting signal or detecting come from the wireless charging system a current-collecting device it is one wide
Broadcast signal, and set up online to be communicated with the current-collecting device；
One processing unit, is coupled to the communication unit, for judging the distance between the electric supply installation and the current-collecting device, and
According to the current-collecting device whether there is a charging authority to decide whether to charge to the current-collecting device, the processing unit is simultaneously controlled
Make the running of the communication unit；And
One switch, be coupled to the processing unit, the switch manage in this place device judge the current-collecting device have the charging authority when
Open, to be charged to the current-collecting device.
21. charge controller as claimed in claim 20, it is characterised in that the charge controller is built into the electric supply installation
Or it is external in the electric supply installation through a connector.
22. charge controller as claimed in claim 21, it is characterised in that the connector is a replaceable connector.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105101316A TWI607615B (en) | 2016-01-18 | 2016-01-18 | Wireless charging method and charge controller thereof |
| TW105101316 | 2016-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106981892A true CN106981892A (en) | 2017-07-25 |
Family
ID=59339983
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610103311.XA Pending CN106981892A (en) | 2016-01-18 | 2016-02-25 | Power supply device and power receiving device in wireless charging system and charging controller thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106981892A (en) |
| TW (1) | TWI607615B (en) |
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| TW201728044A (en) | 2017-08-01 |
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