CN115296448B - Control method for automatic alignment of wireless charging coil and electronic equipment - Google Patents
Control method for automatic alignment of wireless charging coil and electronic equipment Download PDFInfo
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- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
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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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application provides a control method for automatic alignment of a wireless charging coil and electronic equipment, wherein the method comprises the following steps: when the device is determined to have the wireless charging function, receiving a signal strength value fed back to a transmitting end by the device; and starting the motor to move the wireless charging transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging transmitting coil, and executing a charging stage of wireless charging. The technical scheme of this application has the advantage that improves charge efficiency.
Description
Technical Field
The invention relates to the field of electronic equipment, in particular to a control method for automatic alignment of a wireless charging coil and electronic equipment.
Background
In the wireless field of charging, the market is mainly in the QI agreement, widely uses this agreement in the market, has designed a large amount of wireless equipment of charging, including wireless charging seat, on-vehicle wireless support that fills. The QI protocol provides that when the wireless charging transmitting equipment is connected with the wireless charging receiving equipment, a receiving end sends a signal intensity data packet to feed back the received energy to the transmitting equipment; in the charging stage, the receiving end sends a control error data packet to control the output power of the transmitting end; when the signal intensity packet is correspondingly connected, the receiving end senses the voltage of the transmitting end, and the more accurately the receiving coil and the transmitting coil are aligned, the larger the sensed signal intensity value is; and the control error packet is sent by the receiving end, when the receiving end needs to increase the power, the control error packet with a positive value is sent, and when the receiving end needs to reduce the power, the control error packet with a negative value is sent. When the coil is misaligned, the receiving end continuously sends a positive value to require the transmitting end to increase power output; and receiving the power data, wherein the transmitting end can judge the loss caused in the energy transmission process according to the power received by the receiving end and the value of the received power data packet.
When wireless charging, often can be because transmitting coil and receiving coil position are to inaccurate, lead to charging efficiency to receive the influence, when the coil position is to inaccurate, wireless transmitting terminal that fills can consequently increase transmitting power to lead to the power loss to increase, can make wireless generating heat of filling the transmitting terminal, influence the wireless device life-span that fills the transmitting terminal, the receiving terminal is conducted to the temperature simultaneously, can influence the charging speed of receiving terminal.
Disclosure of Invention
The embodiment of the invention provides a control method for automatic alignment of a wireless charging coil and electronic equipment, which can achieve the technical effects of solving the problem of inaccurate alignment of the wireless charging coil, improving the charging efficiency and improving the charging speed.
In a first aspect, an embodiment of the present invention provides a method for controlling automatic alignment of a wireless charging coil,
when the device is determined to have the wireless charging function, receiving a signal intensity value fed back to a transmitting terminal by the device;
and starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil, and executing a charging stage of wireless charging.
In a second aspect, a method for determining a position of a wireless charging coil includes: when the equipment enters a wireless charging stage, a receiving end feeds back a control error value and a receiving power value to a transmitting end;
and judging whether the equipment is at a specific position or not according to the received power value and the control error packet, and judging whether the equipment is at the specific position or not according to the control error value so as to control the motor to drag the coil to carry out alignment.
In a third aspect, a control system for automatic alignment of a wireless charging coil is provided, the system comprising: the wireless charging and transmitting device comprises a control module, a motor driving circuit and a wireless charging and transmitting coil; wherein,
the control module is used for receiving a signal strength value fed back to the transmitting end by the equipment when the equipment is determined to have the wireless charging function;
the control module is further used for starting the motor driving circuit to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil and executing a charging stage of wireless charging.
In a fourth aspect, an electronic device is provided, where the electronic device includes a power supply, and the electronic device is configured to execute the control method for automatically aligning a wireless charging coil provided in the first aspect.
In a fifth aspect, a computer-readable storage medium is provided, wherein a computer program is stored in the computer-readable storage medium, and when the computer program runs on a computer, the computer-readable storage medium executes the control method for automatically aligning the wireless charging coil provided in the first aspect.
The embodiment of the invention has the following beneficial effects:
according to the technical scheme, when the wireless charging function of the placed equipment is determined, the signal intensity value fed back to the transmitting end by the equipment is received; and starting the motor to move the wireless charging transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging transmitting coil, and executing a charging stage of wireless charging. Therefore, in practical application, the transmitting terminal equipment can dynamically adjust the position of the wireless charging transmitting coil through the fed back signal intensity value, so as to determine the optimal charging position and further execute wireless charging.
In the charging process, by judging the control error value, the reflection end equipment can dynamically adjust the position of the wireless charging transmitting coil according to the receiving power value and the control error value, so that the optimal charging position is determined, the loss is reduced, and the efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a flow chart illustrating a control method for automatic alignment of a wireless charging coil;
FIG. 2 is a schematic structural diagram of a control system for automatic alignment using a wireless charging coil according to the present application;
fig. 3 is a schematic flowchart illustrating a control method for automatic alignment of a wireless charging coil according to an embodiment;
fig. 4 is a control flowchart of the motor-driven coil alignment provided in the present application;
fig. 5 is another control flow chart of the motor-driven coil alignment provided in the application.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," and "fourth," etc. in the description and claims of the invention and in the accompanying drawings are used for distinguishing between different elements and not for describing a particular sequential order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, result, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, fig. 1 is a schematic flowchart illustrating a method for controlling automatic alignment of a wireless charging coil according to the present invention, as shown in fig. 1, the method may be executed by a wireless charging transmitter device, and the method includes the following steps:
step S101, when the device is determined to have a wireless charging function, receiving a signal strength value fed back to a transmitting end by the device;
for example, the input device may be a mobile phone, a tablet computer, or the like having a wireless charging function.
And step S102, starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil, and executing a charging stage of wireless charging.
For example, the transmitting end device may specifically be: wireless charging equipment seat, on-vehicle wireless charging equipment etc. correspondingly, above-mentioned transmitting terminal equipment specifically can include: the wireless charging transmitting coil is provided with a wireless charging transmitting coil, and the wireless charging transmitting coil is provided with a wireless charging transmitting coil and a wireless charging transmitting coil.
According to the technical scheme, when the wireless charging function of the placed equipment is determined, the signal intensity value fed back to the transmitting end by the equipment is received; and starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil, and executing a charging stage of wireless charging. Therefore, in practical application, the transmitting terminal equipment can dynamically adjust the position of the wireless charging transmitting coil through the fed back signal strength value, so as to determine the optimal charging position, further execute wireless charging and improve the charging efficiency.
For example, the starting the motor to move the wireless charging and transmitting coil according to the signal strength value until the signal strength value is the maximum value may specifically include:
the wireless charging and transmitting coil is controlled (a motor is started) to move, a signal intensity value is obtained at regular intervals (the time can be set by a user, a specific time value is not limited in the application) in the moving process, the signal intensity value is compared with a previous value (the previous signal intensity value) until the signal intensity value is the maximum value, the optimal position is determined to be entered, and wireless charging is executed.
For example, the method may further include:
in the charging stage, charging parameters are obtained, and when the position of a receiving coil placed in the equipment is determined to be inaccurate according to the charging parameters, a transmitting coil of a transmitting end is moved according to the charging parameters so that the receiving coil is located at the accurate position.
For example, the charging parameters may specifically include: the value of the error packet and/or the power loss value.
For example, the determining that the position of the receiving coil of the input device is not accurate according to the charging parameter may include:
determining that the value of the error packet cannot return to zero from a positive value, and determining that the position of the receiving coil is inaccurate;
or when the power loss value is determined to be larger than the power threshold value (namely, the loss is larger), the position of the receiving coil is determined to be inaccurate.
For example, the moving the transmitting coil of the transmitting terminal according to the charging parameter so that the receiving coil is at the accurate position may specifically include:
controlling the wireless charging and transmitting coil to move, and in the moving process, if the numerical value of the error packet is reduced from large to small, keeping the moving direction until the value of the error packet is 0, and then stopping moving; and in the moving process, if the numerical value of the error packet is changed from small to large, controlling the reflecting end coil to move reversely until the value of the error packet is 0, and then stopping moving.
For example, the moving the transmitting coil of the transmitting terminal according to the charging parameter so that the receiving coil is at the accurate position may specifically include:
if the loss of the wireless charging transmitting terminal is detected to be large in the charging process, the position of the movable coil is finely adjusted, if the numerical value of the control error packet in the moving process is changed from 0 to a negative value, the determined position is inaccurate, the transmitting coil is started to align until the value of the control error packet is changed from the negative value to a positive value, the determined position is accurate, the movement is stopped, and meanwhile, the charging is kept. If the error packet value does not have a negative value in the fine adjustment process, the coil is in an aligned state, and the transmitting coil does not need to be aligned.
Referring to fig. 2, fig. 2 provides a schematic structural diagram of a control system for automatic alignment of a wireless charging coil, the system comprising: the system comprises a control module 201, a motor driving circuit 202 and a wireless charging and transmitting coil 203; wherein,
the control module 201 is configured to receive a signal strength value fed back to the transmitting end by the device when it is determined that the device has the wireless charging function;
the control module is further configured to start the motor driving circuit 202 to move the wireless charging and transmitting coil 203 according to the signal strength value until the signal strength value is the maximum value, stop the movement of the wireless charging and transmitting coil, and execute a charging stage of wireless charging.
Optionally, the control module 201 is specifically configured to control the wireless charging/transmitting coil to move, obtain a signal strength value once each time the wireless charging/transmitting coil moves, compare the signal strength value with a previous value until the signal strength value is a maximum value, determine to enter an optimal position, and execute wireless charging.
In the alternative,
the control module 201 is specifically configured to, in a charging stage, obtain a charging parameter, and when it is determined that a receiving coil placed in the device is inaccurate in position according to the charging parameter, move a transmitting coil of a transmitting terminal according to the charging parameter so that the receiving coil is accurate;
the charging parameters specifically include: the value of the error packet and/or the power loss value.
Optionally, the control module 201 specifically determines that the position of the receiving coil is inaccurate by determining that the value of the error packet cannot return to zero from a positive value; or when the power loss value is determined to be larger than the power threshold value, determining that the position of the receiving coil is inaccurate.
Alternatively to this, the first and second parts may,
the control module 201 is specifically configured to control the wireless charging and transmitting coil to move, and in the moving process, if the numerical value of the error packet is decreased from large to small, the moving direction is maintained until the value of the error packet is 0, and then the wireless charging and transmitting coil stops moving; and in the moving process, if the numerical value of the error packet is changed from small to large, controlling the reflecting end coil to move reversely until the value of the error packet is 0, and then stopping moving.
In the alternative,
the control module 201 is specifically used for finely adjusting the position of the mobile coil if the loss of the wireless charging transmitting terminal is detected to be large in the charging process, determining that the position is inaccurate if the value of the control error packet in the moving process is changed from 0 to a negative value, aligning the starting transmitting coil until the value of the control error packet is changed from the negative value to a positive value, determining that the position is accurate, stopping moving, and simultaneously keeping charging. If there is an error in the trimming process.
Example one
A control method for automatic alignment of a wireless charging coil provided in an embodiment of the present application is shown in fig. 3, and includes the following steps;
after the wireless charging device is powered on and started, the wireless charging device is in a standby state, the control module detects whether a receiving device is put in (a specific detection mode can refer to the description of the embodiment shown in fig. 1, and is not described herein again), when the wireless charging device is detected not to be put in, the standby state is continued, when the wireless charging device is detected to have the receiving device put in, an online signal is transmitted, a motor is started to drag a transmitting coil to align, whether the coil is aligned is determined, if the coil is not aligned, a contact signal is continuously transmitted, the motor is started to drag the transmitting coil to align, if the coil is aligned, the motor is stopped to drag the transmitting coil to align, a charging process is started, whether the receiving device is deviated or abnormal in loss is detected, the motor is controlled to perform coil alignment, whether the coil is aligned is determined, if the coil is aligned, the wireless charging is kept, and if the coil is not aligned, the motor is continuously controlled to align.
For example, the flow chart of the motor moving the coil in the online phase is shown in fig. 4. After entering the charging phase, the flow chart of the motor moving the coil is shown in fig. 5.
The application also provides a wireless charging coil position judging method, which comprises the following steps:
when the equipment enters a wireless charging stage, a receiving end feeds back a control error value of a transmitting end and a received power value;
and judging whether the equipment is at a specific position (namely whether the equipment is biased) according to the received power value and the control error packet, judging whether the equipment is at the specific position (namely whether the equipment is aligned) according to the control error value, and further controlling the motor to drag the coil to align (so that the coil can be aligned with the equipment).
The method can judge the position of the coil, and further supports the scheme.
Embodiments of the present application further provide a computer-readable storage medium, where a computer program is stored, and when the computer program is executed on a wireless charging device, the method flow shown in fig. 1 is implemented.
The embodiment of the present application further provides a computer program product, where when the computer program product runs on a wireless charging device, the method flow shown in fig. 1 is implemented.
The embodiment of the application also provides electronic equipment, which comprises a power supply, wherein the electronic equipment is used for executing the control method for automatically aligning the wireless charging coil as shown in fig. 1.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may be performed in other orders or concurrently according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are exemplary embodiments and that the acts and modules referred to are not necessarily required to practice the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one type of logical functional division, and other divisions may be realized in practice, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
Those skilled in the art will appreciate that all or part of the steps of the methods of the above embodiments may be implemented by a program, which is stored in a computer-readable memory, the memory including: flash Memory disks, read-Only memories (ROMs), random Access Memories (RAMs), magnetic or optical disks, and the like.
The above embodiments of the present invention are described in detail, and the principle and the implementation of the present invention are explained by applying specific embodiments, and the above description of the embodiments is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. A control method for automatic alignment of a wireless charging coil is characterized in that,
when the device is determined to have the wireless charging function, receiving a signal intensity value fed back to a transmitting terminal by the device;
starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil, and executing a charging stage of wireless charging; the step of starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value specifically comprises the following steps:
controlling the wireless charging and transmitting coil to move, acquiring a signal strength value at regular intervals in the moving process, comparing the signal strength value with a previous value until the signal strength value is the maximum value, determining to enter the optimal position, and executing wireless charging; the method further comprises the following steps:
in the charging stage, acquiring charging parameters, and moving a transmitting coil of a transmitting terminal according to the charging parameters to enable the receiving coil to be in an accurate position when the position of the receiving coil placed in the equipment is determined to be inaccurate according to the charging parameters;
the charging parameters specifically include: the value of the error packet and/or the power loss value;
moving the transmitting coil of the transmitting terminal according to the charging parameter so that the receiving coil is at the accurate position specifically comprises:
controlling the wireless charging and transmitting coil to move, and in the moving process, if the numerical value of the error packet is reduced from large to small, keeping the moving direction until the value of the error packet is 0, and then stopping moving; and in the moving process, if the numerical value of the error packet is changed from small to large, controlling the reflecting end coil to move reversely until the value of the error packet is 0, and then stopping moving.
2. The method for controlling automatic alignment of a wireless charging coil according to claim 1, wherein the determining of the inaccuracy of the position of the receiving coil placed in the device according to the charging parameter specifically comprises:
determining that the value of the error packet cannot return to zero from a positive value, and determining that the position of the receiving coil is inaccurate;
or when the power loss value is determined to be larger than the power threshold value, determining that the position of the receiving coil is inaccurate.
3. The method of claim 1, wherein moving the transmitter coil of the transmitter according to the charging parameters to position the receiver coil at an accurate position comprises:
if the loss of the wireless charging transmitting terminal is detected to be large in the charging process, the position of the movable coil is finely adjusted, if the numerical value of the control error packet in the moving process is changed from 0 to a negative value, the determined position is inaccurate, the transmitting coil is started to align until the value of the control error packet is changed from the negative value to a positive value, the determined position is accurate, the movement is stopped, and meanwhile, the charging is kept.
4. The method for judging the position of the wireless charging coil by adopting the control method for automatically aligning the wireless charging coil according to claim 1, is characterized by comprising the following steps:
when the equipment enters a wireless charging stage, a receiving end feeds back a control error value of a transmitting end and a receiving power value;
judging whether the equipment is at a specific position or not according to the received power value and the control error packet, and judging whether the equipment is at the specific position or not according to the control error value so as to control the motor to drag the coil to carry out alignment;
moving the transmitting coil of the transmitting terminal according to the charging parameter so that the receiving coil is at the accurate position specifically comprises:
controlling the wireless charging and transmitting coil to move, and in the moving process, if the numerical value of the error packet is reduced from large to small, keeping the moving direction until the value of the error packet is 0, and then stopping moving; and in the moving process, if the numerical value of the error packet is changed from small to large, controlling the reflecting end coil to move reversely until the value of the error packet is 0, and then stopping moving.
5. A control system for automatic alignment of a wireless charging coil, the system comprising: the wireless charging and transmitting device comprises a control module, a motor driving circuit and a wireless charging and transmitting coil; wherein,
the control module is used for receiving a signal intensity value fed back to the transmitting end by the equipment when the equipment is determined to have the wireless charging function;
the control module is also used for starting the motor driving circuit to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value, stopping the movement of the wireless charging and transmitting coil and executing a charging stage of wireless charging;
the step of starting the motor to move the wireless charging and transmitting coil according to the signal intensity value until the signal intensity value is the maximum value specifically comprises the following steps:
controlling the wireless charging and transmitting coil to move, acquiring a signal strength value at regular intervals in the moving process, comparing the signal strength value with a previous value until the signal strength value is the maximum value, determining to enter the optimal position, and executing wireless charging;
in the charging stage, acquiring charging parameters, and moving a transmitting coil of a transmitting terminal according to the charging parameters to enable the receiving coil to be in an accurate position when the position of the receiving coil placed in the equipment is determined to be inaccurate according to the charging parameters;
the charging parameters specifically include: the value of the error packet and/or the power loss value;
moving the transmitting coil of the transmitting terminal according to the charging parameter so that the receiving coil is in an accurate position specifically includes:
controlling the wireless charging and transmitting coil to move, and in the moving process, if the numerical value of the error packet is reduced from large to small, keeping the moving direction until the value of the error packet is 0, and then stopping moving; and in the moving process, if the numerical value of the error packet is changed from small to large, controlling the reflecting end coil to move reversely until the value of the error packet is 0, and then stopping moving.
6. An electronic device, characterized in that the electronic device comprises a power supply, and the electronic device is used for executing the control method for automatically aligning the wireless charging coil according to any one of claims 1-3.
7. A computer-readable storage medium, in which a computer program is stored, which, when run on a computer, performs the method of controlling the automatic alignment of a wireless charging coil according to any of claims 1-3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211225453.5A CN115296448B (en) | 2022-10-09 | 2022-10-09 | Control method for automatic alignment of wireless charging coil and electronic equipment |
| PCT/CN2023/075672 WO2024077821A1 (en) | 2022-10-09 | 2023-02-13 | Method for controlling automatic alignment of wireless charging coil, and electronic device |
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| CN202211225453.5A CN115296448B (en) | 2022-10-09 | 2022-10-09 | Control method for automatic alignment of wireless charging coil and electronic equipment |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373629A (en) * | 2018-03-26 | 2020-07-03 | 华为技术有限公司 | A wireless charging alignment detection method and electronic device |
| CN113162247A (en) * | 2021-01-21 | 2021-07-23 | 华为技术有限公司 | Wireless charging equipment, automatic alignment method and charging base |
| CN113472021A (en) * | 2020-03-30 | 2021-10-01 | 苏州宝时得电动工具有限公司 | Wireless charging control method for self-moving equipment, self-moving equipment and wireless charging station |
| CN113972703A (en) * | 2020-07-21 | 2022-01-25 | 北京小米移动软件有限公司 | Wireless charging method, device, terminal and storage medium |
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| KR100792308B1 (en) * | 2006-01-31 | 2008-01-07 | 엘에스전선 주식회사 | Solid state charging device with coil array, solid state charging system and charging method |
| CN104269944A (en) * | 2014-09-30 | 2015-01-07 | 智慧城市系统服务（中国）有限公司 | Wireless charging system, charging station and electric vehicle |
| CN105449766B (en) * | 2015-12-17 | 2019-08-23 | 深圳罗马仕科技有限公司 | Wireless charging device |
| CN107968492B (en) * | 2017-12-13 | 2020-02-21 | 维沃移动通信有限公司 | A wireless charging device, system, mobile terminal and charging terminal |
| CN108233465B (en) * | 2017-12-19 | 2021-09-07 | 努比亚技术有限公司 | Wireless charging control method, flexible terminal and computer readable storage medium |
| CN112236921B (en) * | 2018-04-12 | 2024-07-26 | Oppo广东移动通信有限公司 | Wireless charging device and method for adjusting position of transmitting coil |
| KR20190124475A (en) * | 2018-04-26 | 2019-11-05 | 삼성전자주식회사 | A wireless charging apparatus and metheod for automatically aligning an elelctronic device using therfor |
| US12071032B2 (en) * | 2018-06-29 | 2024-08-27 | Brusa Elektronik Ag | Inductive charging of vehicles with secondary-side voltage measurement and feedback from the secondary side to the primary side |
| CN115296448B (en) * | 2022-10-09 | 2023-02-28 | 深圳英集芯科技股份有限公司 | Control method for automatic alignment of wireless charging coil and electronic equipment |
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- 2022-10-09 CN CN202211225453.5A patent/CN115296448B/en active Active
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| CN111373629A (en) * | 2018-03-26 | 2020-07-03 | 华为技术有限公司 | A wireless charging alignment detection method and electronic device |
| CN113472021A (en) * | 2020-03-30 | 2021-10-01 | 苏州宝时得电动工具有限公司 | Wireless charging control method for self-moving equipment, self-moving equipment and wireless charging station |
| CN113972703A (en) * | 2020-07-21 | 2022-01-25 | 北京小米移动软件有限公司 | Wireless charging method, device, terminal and storage medium |
| CN113162247A (en) * | 2021-01-21 | 2021-07-23 | 华为技术有限公司 | Wireless charging equipment, automatic alignment method and charging base |
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| WO2024077821A1 (en) | 2024-04-18 |
| CN115296448A (en) | 2022-11-04 |
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