CN108206568A - A kind of wireless charging power determining method, equipment and system - Google Patents
A kind of wireless charging power determining method, equipment and system Download PDFInfo
- Publication number
- CN108206568A CN108206568A CN201711476773.7A CN201711476773A CN108206568A CN 108206568 A CN108206568 A CN 108206568A CN 201711476773 A CN201711476773 A CN 201711476773A CN 108206568 A CN108206568 A CN 108206568A
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- China
- Prior art keywords
- wireless charging
- power
- receiving device
- charger
- charging unit
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Links
- 238000007600 charging Methods 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000012790 confirmation Methods 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H02J7/025—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
This application involves a kind of wireless charging power determining method, charger, receiving device and systems, include the following steps：（1）Determine that receiving device to the i-th wireless charging unit of charger is basic point, setpoint distance is, determine all wireless charging units to the distance of receiving device successively；（2）Calculate the transmissible power of each wireless charging unit and the transmissible effective summed horsepower of charger；（3）Compare the target power of the transmissible general power of charger and receiving device；（4）The quantity of wireless charging unit is selected, exports target power.The application can adjust multiple wireless charging unit output powers, meet wireless charging power demand, provide the efficiency of wireless power transmission.
Description
Technical field
This application involves wireless charging field, more particularly to a kind of wireless charging power determining method, charger, reception are set
Standby and system.
Background technology
Wireless charging is gradually popularized in daily life, especially as the fast development of intelligent terminal, in movement
Progress wireless charging is applied increasingly extensive in terminal, then, when carrying out wireless charging in the prior art, in order to improve transmission effect
Rate usually first detects the position of radio receiver, and the transmit coil nearest from radio receiver is then selected to transmit nothing
Line electric energy, other coils are then closed, to reach the efficiency for improving Wireless transceiver electric energy to greatest extent, then, though this kind of mode
The requirement of efficiency can so be met to a certain extent, still, the size of transmission power can not be adjusted according to wireless device, centainly
The selectivity of the charging of receiving device is limited in degree.
Invention content
To solve above-mentioned technical problem：The application proposes a kind of wireless charging power determining method, includes the following steps：
（1）Determine that receiving device to the i-th wireless charging unit of charger is basic point, setpoint distance is, all wireless chargings are determined successively
Electric unit is to the distance of receiving device；（2）It calculates the transmissible power of each wireless charging unit and charger is transmissible
Effective summed horsepower；（3）Compare the target power of the transmissible general power of charger and receiving device；（4）Select wireless charging list
The quantity of member exports target power.
The wireless charging power determining method, wherein, the step（2）In each wireless charging unit it is transmissible
Power is：
,
Wherein di represent charger to receiving device distance,WithIt is hardware and the ring according to charger and receiving device
The constant that border factor determines, D are maximum distance of the charger to receiving device wireless charging.
The wireless charging power determining method, wherein, the charger transmission power that the receiving device receives has
Valid value is：
,
Wherein,Meet following relational expression：
,
Wherein, k is the sum of wireless charging unit, and x is that receiving device placement location is zero, forms the wireless charging in coordinate system
The abscissa value of electric unit.
The wireless charging power determining method, wherein, the step（3）It specifically includes and asks for total effective of charger
Comparison result by the difference compared with predetermined threshold value, is fed back to charger by the difference of performance number and target power value.
The wireless charging power determining method, wherein, the step（4）It specifically includes when the difference is more than first
During predetermined threshold value, wireless charging unit is traversed, selection meets the wireless charging unit combination of the difference, and closing is described to meet institute
State the wireless charging unit combination of difference；When the difference is less than the first predetermined threshold value, then charger send information to described
Receiving device treats that the receiving device chooses whether to reduce and receives power, and the charger receives the confirmation letter of receiving device
After breath, wireless power is sent according to the maximum effective power value of calculating.
The wireless charging power determining method, wherein, the step（4）It specifically includes when the difference is more than second
During predetermined threshold value, wireless charging unit is traversed, determines that the wireless charging unit first for meeting the difference combines and improve nothing
The wireless charging unit second of micro USB electricity transmission efficiency combines, and described first is combined and the second combination is sent to the reception
Equipment according to the selection of user, determines to carry out wireless power transmission according to the first combination or the second combination；When the difference is small
When the first predetermined threshold value, then charger send information to the receiving device, treats that the receiving device chooses whether to reduce and connects
Power is received, after the charger receives the confirmation message of receiving device, is sent according to the maximum effective power value of calculating wireless
Power.
The wireless charging power determining method, wherein, first predetermined threshold value is less than the second predetermined threshold value.
A kind of charger, the charger include k wireless charging unit, and the k wireless charging unit is laid in one
On substrate, including the wireless charging power determining method as described in above-mentioned any one.
A kind of receiving device, including the wireless charging power determining method as described in above-mentioned any one.
A kind of radio energy transmission system, wherein, including charger, receiving device, the charger and receiving device it
Between wireless charging power determining method as described in above-mentioned any one carry out wireless power transmission, the receiving device includes moving
Dynamic terminal.
The charger that the application can adapt to specific multiple wireless charging units carries out wireless power adjustment, makes wireless charging
Unit, by matching the wireless charging unit of different distance and different number, can quickly be given according to distance controlling output power
Receiving device wireless charging, while receiving device is made to adjust charging safe distance in real time, improve charge efficiency.
Description of the drawings
Fig. 1 proposes a kind of wireless charging power determining method for the application.
Specific embodiment
The application is described in further detail below in conjunction with the accompanying drawings, it is necessary to it is indicated herein to be, implement in detail below
Mode is served only for that the application is further detailed, it is impossible to the limitation to the application protection domain is interpreted as, the field
Technical staff can make the application some nonessential modifications and adaptations according to above-mentioned application content.
As shown in Figure 1, proposing a kind of wireless charging power determining method for the application, include the following steps：（1）It determines to connect
Receiving unit is basic point to the i-th wireless charging unit of charger, and setpoint distance is, determine all wireless charging units to connecing successively
The distance of receiving unit；（2）Calculate the transmissible power of each wireless charging unit and the transmissible effective summed horsepower of charger；
（3）Compare the target power of the transmissible general power of charger and receiving device；（4）The quantity of wireless charging unit is selected, it is defeated
Go out target power.
The wireless charging power determining method, wherein, the step（2）In each wireless charging unit it is transmissible
Power is：
,
Wherein di represent charger to receiving device distance,WithBe hardware according to charger and receiving device and
The constant that environmental factor determines, D are maximum distance of the charger to receiving device wireless charging.
The wireless charging power determining method, wherein, the charger transmission power that the receiving device receives has
Valid value is：
,
Wherein,Meet following relational expression：
,
Wherein, k is the sum of wireless charging unit, and x is that receiving device placement location is zero, forms the wireless charging in coordinate system
The abscissa value of electric unit.
The wireless charging power determining method, wherein, the step（3）It specifically includes and asks for total effective of charger
Comparison result by the difference compared with predetermined threshold value, is fed back to charger by the difference of performance number and target power value.
The wireless charging power determining method, wherein, the step（4）It specifically includes when the difference is more than first
During predetermined threshold value, wireless charging unit is traversed, selection meets the wireless charging unit combination of the difference, and closing is described to meet institute
State the wireless charging unit combination of difference；When the difference is less than the first predetermined threshold value, then charger send information to described
Receiving device treats that the receiving device chooses whether to reduce and receives power, and the charger receives the confirmation letter of receiving device
After breath, wireless power is sent according to the maximum effective power value of calculating.
The wireless charging power determining method, wherein, the step（4）It specifically includes when the difference is more than second
During predetermined threshold value, wireless charging unit is traversed, determines that the wireless charging unit first for meeting the difference combines and improve nothing
The wireless charging unit second of micro USB electricity transmission efficiency combines, and described first is combined and the second combination is sent to the reception
Equipment according to the selection of user, determines to carry out wireless power transmission according to the first combination or the second combination；When the difference is small
When the first predetermined threshold value, then charger send information to the receiving device, treats that the receiving device chooses whether to reduce and connects
Power is received, after the charger receives the confirmation message of receiving device, is sent according to the maximum effective power value of calculating wireless
Power.
The wireless charging power determining method, wherein, first predetermined threshold value is less than the second predetermined threshold value.
A kind of charger, the charger include k wireless charging unit, and the k wireless charging unit is laid in one
On substrate, including the wireless charging power determining method as described in above-mentioned any one.
A kind of receiving device, including the wireless charging power determining method as described in above-mentioned any one.
A kind of radio energy transmission system, wherein, including charger, receiving device, the charger and receiving device it
Between wireless charging power determining method as described in above-mentioned any one carry out wireless power transmission, the receiving device includes moving
Dynamic terminal.
The charger that the application can adapt to specific multiple wireless charging units carries out wireless power adjustment, makes wireless charging
Unit, by matching the wireless charging unit of different distance and different number, can quickly be given according to distance controlling output power
Receiving device wireless charging, while receiving device is made to adjust charging safe distance in real time, improve charge efficiency.
Claims (10)
1. a kind of wireless charging power determining method, which is characterized in that include the following steps：（1）Determine receiving device to charging
The i-th wireless charging unit of device is basic point, and setpoint distance is, successively determine all wireless charging units to receiving device away from
From；（2）Calculate the transmissible power of each wireless charging unit and the transmissible effective summed horsepower of charger；（3）Compare and fill
The target power of the transmissible general power of electric appliance and receiving device；（4）The quantity of wireless charging unit is selected, exports target work(
Rate.
2. wireless charging power determining method as described in claim 1, which is characterized in that the step（2）In it is each wireless
The transmissible power of charhing unit is：
Wherein, di represent charger to receiving device distance,WithBe hardware according to charger and receiving device and
The constant that environmental factor determines, D are maximum distance of the charger to receiving device wireless charging.
3. wireless charging power determining method as claimed in claim 2, which is characterized in that the charging that the receiving device receives
The virtual value of device transmission power is：
Wherein,Meet following relational expression：
Wherein, k is the sum of wireless charging unit, and x is that receiving device placement location is zero, forms the wireless charging in coordinate system
The abscissa value of electric unit.
4. wireless charging power determining method as claimed in claim 3, which is characterized in that the step（3）It specifically includes and asks
The difference of effective power value that charger is total and target power value is taken, by the difference compared with predetermined threshold value, by comparison result
Feed back to charger.
5. wireless charging power determining method as claimed in claim 4, which is characterized in that the step（4）It specifically includes and works as
When the difference is more than the first predetermined threshold value, wireless charging unit is traversed, selection meets the wireless charging unit group of the difference
It closes, closes the wireless charging unit combination for meeting the difference；When the difference is less than the first predetermined threshold value, then charge
Device send information to the receiving device, treats that the receiving device chooses whether to reduce and receives power, the charger receives
After the confirmation message of receiving device, wireless power is sent according to the maximum effective power value of calculating.
6. wireless charging power determining method as claimed in claim 4, which is characterized in that the step（4）It specifically includes and works as
When the difference is more than the second predetermined threshold value, wireless charging unit is traversed, determines to meet the wireless charging unit the of the difference
It one combination and improves the wireless charging unit second of wireless charging transmission efficiency and combines, described first is combined and second
Combination is sent to the receiving device, according to the selection of user, determines to carry out radio according to the first combination or the second combination
Power is transmitted；When the difference is less than the first predetermined threshold value, then charger send information to the receiving device, treats the reception
Equipment, which chooses whether to reduce, receives power, after the charger receives the confirmation message of receiving device, according to the maximum of calculating
Effective power value sends wireless power.
7. wireless charging power determining method as claimed in claim 6, which is characterized in that first predetermined threshold value is less than the
Two predetermined threshold values.
8. a kind of charger, which is characterized in that the charger includes k wireless charging unit, the k wireless charging unit
It is laid on a substrate, including the wireless charging power determining method as described in claim 1-7 any one.
9. a kind of receiving device, which is characterized in that determined including the wireless charging power as described in claim 1-7 any one
Method.
10. a kind of radio energy transmission system, which is characterized in that including charger, receiving device, the charger is set with reception
Wireless charging power determining method between standby as described in claim 1-7 any one carries out wireless power transmission, described to connect
Receiving unit includes mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711476773.7A CN108206568B (en) | 2017-12-29 | 2017-12-29 | Wireless charging power determination method, device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711476773.7A CN108206568B (en) | 2017-12-29 | 2017-12-29 | Wireless charging power determination method, device and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108206568A true CN108206568A (en) | 2018-06-26 |
| CN108206568B CN108206568B (en) | 2021-08-03 |
Family
ID=62606014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711476773.7A Active CN108206568B (en) | 2017-12-29 | 2017-12-29 | Wireless charging power determination method, device and system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108206568B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111703328A (en) * | 2020-05-06 | 2020-09-25 | 惠州市德赛西威汽车电子股份有限公司 | Wireless charging pile system and charging method thereof |
| CN113412567A (en) * | 2019-01-18 | 2021-09-17 | Oppo广东移动通信有限公司 | Wireless charging control method and charging control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101529691A (en) * | 2006-10-26 | 2009-09-09 | 皇家飞利浦电子股份有限公司 | Inductive power system and method of operation |
| JP2014014202A (en) * | 2012-07-03 | 2014-01-23 | Auto Network Gijutsu Kenkyusho:Kk | Power exchange system |
| CN103597710A (en) * | 2011-06-07 | 2014-02-19 | 三星电子株式会社 | Method and apparatus for controlling wireless power of a receiver in a wireless power transmission / reception system |
| CN104467129A (en) * | 2007-05-08 | 2015-03-25 | 莫琼移动股份有限公司 | System and method for inductive charging of portable devices |
| CN105207375A (en) * | 2015-10-30 | 2015-12-30 | 武汉大学 | Combined plane dynamic wireless energy transmission transmitting coil device |
| CN105704666A (en) * | 2016-02-02 | 2016-06-22 | 武汉珞佳伟业科技有限公司 | Internet of Things sensing node charging delay reducing method and system |
-
2017
- 2017-12-29 CN CN201711476773.7A patent/CN108206568B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101529691A (en) * | 2006-10-26 | 2009-09-09 | 皇家飞利浦电子股份有限公司 | Inductive power system and method of operation |
| CN104467129A (en) * | 2007-05-08 | 2015-03-25 | 莫琼移动股份有限公司 | System and method for inductive charging of portable devices |
| CN103597710A (en) * | 2011-06-07 | 2014-02-19 | 三星电子株式会社 | Method and apparatus for controlling wireless power of a receiver in a wireless power transmission / reception system |
| JP2014014202A (en) * | 2012-07-03 | 2014-01-23 | Auto Network Gijutsu Kenkyusho:Kk | Power exchange system |
| CN105207375A (en) * | 2015-10-30 | 2015-12-30 | 武汉大学 | Combined plane dynamic wireless energy transmission transmitting coil device |
| CN105704666A (en) * | 2016-02-02 | 2016-06-22 | 武汉珞佳伟业科技有限公司 | Internet of Things sensing node charging delay reducing method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113412567A (en) * | 2019-01-18 | 2021-09-17 | Oppo广东移动通信有限公司 | Wireless charging control method and charging control device |
| CN111703328A (en) * | 2020-05-06 | 2020-09-25 | 惠州市德赛西威汽车电子股份有限公司 | Wireless charging pile system and charging method thereof |
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| Publication number | Publication date |
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| CN108206568B (en) | 2021-08-03 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210714 Address after: 518100 1st to 5th floors of No.10 factory building and 1st to 5th floors of No.11 factory building of antuoshan hi tech Industrial Park, sha'er community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN JOWAY POWER SUPPLY Co.,Ltd. Address before: No.107, Guyuan South Road, Huimin County, Binzhou City, Shandong Province Applicant before: Yan Huaibin |
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