CN103269092B - A kind of employing wireless charger carries out the method for charging and wireless charger - Google Patents
A kind of employing wireless charger carries out the method for charging and wireless charger Download PDFInfo
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- CN103269092B CN103269092B CN201310105120.3A CN201310105120A CN103269092B CN 103269092 B CN103269092 B CN 103269092B CN 201310105120 A CN201310105120 A CN 201310105120A CN 103269092 B CN103269092 B CN 103269092B
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
A kind of method that the embodiment of the present invention provides employing wireless charger to carry out charging and wireless charger, wherein said wireless charger comprises transmitting terminal and receiving terminal, and described transmitting terminal comprises communication module, is communicated with described receiving terminal for judging whether; Temperature detecting module, for when being communicated with receiving terminal, detects the temperature of transmitting terminal; Control module, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value; Charging module, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal; Overheat protector module, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal.The embodiment of the present invention in charging process, can detect the surface temperature of transmitting terminal, makes wireless charging more reliable, safer.
Description
Technical field
The embodiment of the present invention relates to wireless charging field, particularly relates to a kind of method that employing wireless charger carries out charging, and, a kind of wireless charger, and, a kind of equipment.
Background technology
Along with constantly popularizing of the battery powered electronic equipment for consumption such as portable electronic device, smart mobile phone and panel computer, wireless charging technology starts to be subject to all circles and attractes attention after the popularization and evolution of several years.Wireless charging refers to that the device with battery obtains electric power through the mode of wireless induction and charges, the principle of present wireless charging mainly contains three kinds, comprise electromagnetic induction, radio wave and electromagentic resonance effect, what present stage really realized commercialization and extensive use is then this type of electromagnetic induction.
Wireless charging EM induction system is divided into receiving terminal and transmitting terminal two large divisions, and wherein receiving terminal is generally integrated in Portable mobile electronic device, and electromagnetic energy is converted to electric energy; Alternating current, as an independent equipment, is converted to electromagnetic energy and sends by transmitting terminal.If after receiving terminal receives the signal of telecommunication of electromagnetic energy conversion, the information that will send is to transmitting terminal, carry out a series of dohandshake action, if shake hands successfully, transmitting terminal will work always until receiving terminal leaves or receive the end signal sent after receiving terminal completes charging.
But wireless charging does not have overheat protector function.In the related, the temperature of wireless charging controls to carry out temperature detection by receiving terminal, if charging temperature is too high, notifies transmitting terminal, allows transmitting terminal no longer send electromagnetic wave, stops charging.But utilize receiving terminal detected temperatures, general only can check battery temperature or internal system temperature, will communicate with transmitting terminal as long as battery temperature does not exceed standard always, will danger close if now ambient temperature is too high, be easy to cause transmitting terminal damage or catch fire.
Summary of the invention
Embodiments provide a kind of wireless charger, in charging process, the surface temperature of transmitting terminal can be detected, make wireless charging more reliable, safer.
Accordingly, the embodiment of the present invention additionally provides a kind of method that employing wireless charger carries out charging, and a kind of equipment, in order to ensure the implementation and application of above-mentioned principle.
In order to solve the problem, the embodiment of the invention discloses a kind of wireless charger, comprise transmitting terminal and receiving terminal, wherein, described transmitting terminal comprises:
Communication module, is communicated with described receiving terminal for judging whether;
Temperature detecting module, for when being communicated with receiving terminal, detects the temperature of transmitting terminal;
Control module, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value;
Charging module, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal;
Overheat protector module, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal.
Preferably, thermo-sensitive resistor is adopted to detect the temperature of transmitting terminal in described temperature detecting module.
Preferably, temperature sensor is adopted to detect the temperature of transmitting terminal in described temperature detecting module.
Preferably, described charging module comprises:
Current signal receives submodule, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, and received current signal;
Transform subblock, for converting described current signal to electromagnetic signal;
Send submodule, for described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
Preferably, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
The embodiment of the invention also discloses a kind of method that employing wireless charger carries out charging, described method comprises:
Transmitting terminal judges whether to be communicated with described receiving terminal;
When transmitting terminal is communicated with receiving terminal, detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal.
Preferably, described when the temperature of transmitting terminal is less than or equal to predetermined threshold value, the step that described receiving terminal charges is comprised:
When the temperature of transmitting terminal is less than or equal to predetermined threshold value, received current signal;
Convert described current signal to electromagnetic signal;
Described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
Preferably, described method also comprises:
When charging to receiving terminal, judge receiving terminal to be detected every preset time period;
If can receiving terminal be detected, return transmitting terminal and judge whether and the step that described receiving terminal is communicated with;
If receiving terminal can not be detected, stop the charging to described receiving terminal.
Preferably, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
The embodiment of the invention also discloses a kind of equipment, described equipment comprises:
One or more processor;
Memory; With
One or more module, described one or more module to be stored in described memory and to be configured to be performed by described one or more processor, and wherein, described one or more module has following function:
Transmitting terminal judges whether to be communicated with described receiving terminal;
When transmitting terminal is communicated with receiving terminal, detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal.
Compared with background technology, the embodiment of the present invention comprises following advantage:
The first, the embodiment of the present invention, in wireless charging process, can detect the surface temperature of transmitting terminal, when the surface temperature of transmitting terminal is higher than predetermined threshold value, namely carries out overheat protector, stops the charging to receiving terminal, thus makes wireless charging more reliable, safer.
The second, the embodiment of the present invention adopts the surface temperature detecting transmitting terminal of thermo-sensitive resistor or temperature sensor, and the temperature value detected is more accurate.
3rd, the embodiment of the present invention reexamines whether meet charge condition (comprise and check whether the temperature of transmitting terminal is greater than predetermined threshold value) every preset time period, if meet, continues charging, if do not meet, then stops the charging to receiving terminal.Thus in time overheat protector is carried out to transmitting terminal, make wireless charging safer.
Accompanying drawing explanation
Fig. 1 shows the structured flowchart of a kind of wireless charger embodiment 1 that the embodiment of the present invention provides;
Fig. 2 shows thermo-sensitive resistor and the hardware comparator temperature detection schematic diagram of a kind of wireless charger embodiment 2 that the embodiment of the present invention provides;
Fig. 3 shows thermo-sensitive resistor and the analog-digital converter temperature detection schematic diagram of a kind of wireless charger embodiment 2 that the embodiment of the present invention provides;
Fig. 4 shows the temperature sensor temperature detection schematic diagram of a kind of wireless charger embodiment 2 that the embodiment of the present invention provides;
Fig. 5 shows the transmitting terminal state transition graph of a kind of wireless charger embodiment 3 that the embodiment of the present invention provides;
A kind of employing wireless charger that Fig. 6 shows the embodiment of the present invention to be provided carries out the flow chart of steps of the embodiment of the method for charging.
Embodiment
For enabling above-mentioned purpose, the feature and advantage of the embodiment of the present invention more become apparent, below in conjunction with the drawings and specific embodiments, the embodiment of the present invention is described in further detail.
Embodiment one
With reference to Fig. 1, show the structured flowchart of a kind of wireless charger embodiment 1 that the embodiment of the present invention provides, specifically can comprise transmitting terminal and receiving terminal, wherein said transmitting terminal specifically can comprise as lower module:
Communication module 101, is communicated with described receiving terminal for judging whether;
Temperature detecting module 102, for when being communicated with receiving terminal, detects the temperature of transmitting terminal;
Control module 103, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value;
Charging module 104, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal;
Overheat protector module 105, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal.
Specifically, wireless charger mainly adopts electromagnetic induction principle, carries out by coil the transmission that Energy Coupling realizes energy.Wireless charger generally can be divided into transmitting terminal and receiving terminal two large divisions, during wireless charger work, electric main is transformed into direct current through full bridge rectifier by transmitting terminal, or be directly system power supply with 24V direct current end, then the direct current exported converts high-frequency alternating current supply primary coil (coil of transmitting terminal) to by the active crystal oscillator inversion of 2M, by 2 inductance coil coupling energies, through accepting change-over circuit, to be changing into direct current be battery charging to the electric current that the secondary coil of receiving terminal exports.In brief, respectively have a coil at transmitting terminal and receiving terminal, transmitting terminal coil connects cable power and produces electromagnetic signal, and the electromagnetic signal of the coil-induced transmitting terminal of receiving terminal thus generation current charge the battery.
In specific implementation, receiving terminal due to wireless charger is generally integrated in portable set (such as mobile phone), mobile device generally all possesses temp. control function, but, the temp. control function of mobile device can not detect the temperature on its surface, therefore, the embodiment of the present invention focus on the basis of wireless charging agreement QI standard, transmitting terminal adds the function of temperature measurement and control, in order to detect the surface temperature of transmitting terminal.
In embodiments of the present invention, communication module 101, for communicating with receiving terminal, confirms whether receiving terminal is the equipment meeting QI standard, if receiving terminal is the equipment meeting QI standard, then transmitting terminal is communicated with receiving terminal; Temperature detecting module 103(TemperatureSenseUnit) detect the temperature of transmitting terminal, to carry out overheat protector to transmitting terminal, transmitting terminal is more reliably more safely worked.
Embodiment two
The embodiment 2 of a kind of wireless charger that the embodiment of the present invention also provides, specifically can comprise transmitting terminal and receiving terminal, wherein said transmitting terminal specifically can comprise as lower module:
Communication module, is communicated with described receiving terminal for judging whether;
Specifically, transmitting terminal can detect the placement of receiving terminal or leave, when transmitting terminal detects that receiving terminal is placed, whether transmitting terminal detects further and is communicated with receiving terminal, as a kind of preferred exemplary of the embodiment of the present invention, whether transmitting terminal can detect in the following way and be communicated with receiving terminal: transmitting terminal sends ping order to receiving terminal, after receiving terminal receives ping order, return the response command of self to transmitting terminal, transmitting terminal checks after receiving described response command whether described response command meets wireless charging QI standard, if described response command meets described wireless charging QI standard, then transmitting terminal is communicated with receiving terminal, otherwise, transmitting terminal is not communicated with receiving terminal.
Wherein, QI is the standardization body of global first promotion wireless charging technology---" wireless charging " standard that wireless charging alliance (WirelessPowerConsortium) releases, it is a widely used agreement of wireless charging, possess convenience and the large feature of versatility two, the product of different brands, as long as there is the mark of a QI, can charge with QI wireless charger.
Temperature detecting module, for when being communicated with receiving terminal, detects the temperature of transmitting terminal;
Control module, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value;
In embodiments of the present invention, the temperature of described transmitting terminal can be concrete temperature value, or according to the temperature signal that temperature generates, when the temperature of described transmitting terminal is concrete temperature value, described predetermined threshold value is the concrete numerical value corresponding to described temperature value; When the temperature of described transmitting terminal is the temperature signal of temperature generation, described predetermined threshold value is default temperature signal value.
Be applied to the embodiment of the present invention, the temperature of transmitting terminal can comprise the surface temperature referring to transmitting terminal, in temperature detecting module, the realization of the temperature detection of transmitting terminal can have various ways, such as can build hardware comparator by thermo-sensitive resistor, or directly by AD(analog-digital converter) read temperature, then control module is sent to, or can directly by being directly sent in control module after temperature sensor detected temperatures.
As a kind of preferred exemplary of the embodiment of the present invention, with reference to the thermo-sensitive resistor shown in figure 2 and hardware comparator temperature detection schematic diagram, when Vcc power supply is fixed (Vcc is the power supply that a constant voltage exports), resistance is above fixed, here is thermo-sensitive resistor, thermo-sensitive resistor variation with temperature change in resistance.Change in resistance; voltage will change; when the surface temperature of transmitting terminal rises to predetermined threshold value; voltage will drop to Vref(reference voltage) below; at this moment just can trigger hardware comparator; hardware comparator sends interrupt signal 0 to control module, will call overheat protector module and carry out high-temperature process after control module receives interrupt signal 0.
As a kind of preferred exemplary of the embodiment of the present invention, with reference to the thermo-sensitive resistor shown in figure 3 and analog-digital converter temperature detection schematic diagram, Vcc power supply is fixed, and resistance is above fixed, and here is thermo-sensitive resistor, thermo-sensitive resistor variation with temperature change in resistance.Change in resistance, voltage will change.When control module send temperature inquiry request need inquiry temperature time; voltage is converted to digital signal by analog to digital converter AD; and issue control module; control module is compared by the digital signal that IC control chip is corresponding with predetermined threshold value; if digital signal corresponding to the temperature of transmitting terminal is greater than digital signal corresponding to predetermined threshold value, then call overheat protector module.
As a kind of preferred exemplary of the embodiment of the present invention; with reference to the temperature sensor temperature detection schematic diagram shown in figure 4; temperature sensor (TempSensor) is direct is digital signal by the temperature transition detected; when control module needs inquiry temperature; digital signal directly can be issued control module by temperature sensor; control module is compared by the digital signal that IC control chip is corresponding with predetermined threshold value; if digital signal corresponding to the temperature of transmitting terminal is greater than digital signal corresponding to predetermined threshold value, then call overheat protector module.It should be noted that, the temperature that temperature sensor detects than thermo-sensitive resistor is more accurate.
Charging module, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal;
In a kind of preferred embodiment of the embodiment of the present invention, described charging module may further include following submodule:
Current signal receives submodule, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, and received current signal;
Transform subblock, for converting described current signal to electromagnetic signal;
Send submodule, for described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
Overheat protector module, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal.
Embodiment three
The embodiment 3 of a kind of wireless charger that the embodiment of the present invention additionally provides, specifically can comprise transmitting terminal and receiving terminal, wherein said transmitting terminal specifically can comprise as lower module:
Communication module, is communicated with described receiving terminal for judging whether;
Temperature detecting module, for when being communicated with receiving terminal, detects the temperature of transmitting terminal;
Control module, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value; Charging module, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal;
Overheat protector module, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal.
The temperature detecting module of the embodiment of the present invention, for detecting the surface temperature of transmitting terminal, to carry out overheat protector to transmitting terminal, enables transmitting terminal more reliably more safely work.
With reference to the transmitting terminal state transition graph shown in figure 5, it is as follows that transmitting terminal carries out the change of overheat protector status of processes:
Selection mode (selection) stage of transmitting terminal, main effect be constantly detect receiving device placement and leave, can detect whether receiving device is placed by a variety of method (QI standard has regulation).To determine and whether (the identification & configuration) stage that configures to detect the surface temperature of transmitting terminal abnormal, if because the surface temperature of transmitting terminal is higher than predetermined threshold value or digital signal (temperature anomaly) corresponding to predetermined threshold value, then jump to selection by the identification & configuration stage, in the selection stage, if transmitting terminal still detects that receiving terminal (do not take away by receiving terminal, just some reasons cause transmitting terminal overheated), connection (ping) stage will be jumped to, if receiving terminal meets wireless charging QI standard, then the ping stage can pass through, directly jump to the identification & configuration stage, if in the surface temperature of this stage transmitting terminal still higher than predetermined threshold value, then jump back to selection again, can not charge to receiving terminal, otherwise, if temperature is lower than predetermined threshold value, power delivery (powertransfer) stage will be jumped to, start again to charge to receiving terminal.In charging process, be interrupted (every preset time period, time period can by user's sets itself, such as 100ms) detection whether meet charge condition, whether continuous detected temperatures is greater than predetermined threshold value, if just jump back to selection, otherwise continue charging, making, when meeting wireless charging consensus standard, the temperature of wireless charging transmitting terminal can be detected, making it safer work.
Embodiment four
With reference to Fig. 6, a kind of employing wireless charger that showing the embodiment of the present invention provides carries out the flow chart of steps of the embodiment of the method for charging, and specifically can comprise the steps:
Step 301, transmitting terminal judges whether to be communicated with described receiving terminal;
Step 302, when transmitting terminal is communicated with receiving terminal, detects the temperature of transmitting terminal;
Wherein, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
Step 303, judges whether the temperature of described transmitting terminal is greater than predetermined threshold value; If so, step 304 is performed; If not, step 305 is performed;
Step 304, stops the charging to described receiving terminal;
Step 305, charges to described receiving terminal;
In a kind of preferred embodiment of the embodiment of the present invention, describedly can comprise following sub-step to described step 305:
Sub-step S11, received current signal;
Sub-step S12, converts described current signal to electromagnetic signal;
Sub-step S13, is sent to receiving terminal by described electromagnetic signal, is charged to described receiving terminal by electromagnetic signal.
Preferably, described method can also comprise:
Can step 306, when charging to receiving terminal, judge receiving terminal be detected every preset time period; If receiving terminal can be detected, return step 301; If receiving terminal can not be detected, return step 304.
For embodiment of the method, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the embodiment of the present invention is not by the restriction of described sequence of movement, because according to the embodiment of the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and involved action and module might not be that the embodiment of the present invention is necessary.
Embodiment five
The embodiment of the present invention additionally provides a kind of equipment, and described equipment comprises:
One or more processor;
Memory; With
One or more module (programs), described one or more module to be stored in described memory and to be configured to be performed by described one or more processor, and wherein, described one or more module has following function:
Transmitting terminal judges whether to be communicated with described receiving terminal;
When transmitting terminal is communicated with receiving terminal, detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal.
Preferably, described when the temperature of transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged, can in the following way:
When the temperature of transmitting terminal is less than or equal to predetermined threshold value, received current signal;
Convert described current signal to electromagnetic signal;
Described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
Preferably, described one or more module also has following function:
When charging to receiving terminal, judge receiving terminal to be detected every preset time period;
If can receiving terminal be detected, return transmitting terminal and judge whether and the step that described receiving terminal is communicated with;
If receiving terminal can not be detected, stop the charging to described receiving terminal.
Preferably, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
Embodiment six
The present embodiment additionally provides a kind of non-volatile readable storage medium, one or more module (programs) is stored in this storage medium, when this one or more module is used in the equipment with touch screen, this equipment can be made to perform the instruction (instructions) of following steps:
Transmitting terminal judges whether to be communicated with described receiving terminal;
When transmitting terminal is communicated with receiving terminal, detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal.
Preferably, described when the temperature of transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged, can in the following way:
When the temperature of transmitting terminal is less than or equal to predetermined threshold value, received current signal;
Convert described current signal to electromagnetic signal;
Described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
Preferably, preferably, described one or more module can also make this equipment perform the instruction of following steps:
When charging to receiving terminal, judge receiving terminal to be detected every preset time period;
If can receiving terminal be detected, return transmitting terminal and judge whether and the step that described receiving terminal is communicated with;
If receiving terminal can not be detected, stop the charging to described receiving terminal.
Preferably, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.
Those skilled in the art should understand, the embodiment of the embodiment of the present invention can be provided as method, system or computer program.Therefore, the embodiment of the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the embodiment of the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code.
The embodiment of the present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, terminal equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing terminal equipment to produce a machine, making the instruction performed by the processor of computer or other programmable data processing terminal equipment produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing terminal equipment, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded on computer or other programmable data processing terminal equipment, make to perform sequence of operations step to produce computer implemented process on computer or other programmable terminal equipment, thus the instruction performed on computer or other programmable terminal equipment is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Although described the preferred embodiment of the embodiment of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of embodiment of the present invention scope.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or terminal equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or terminal equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the terminal equipment comprising described key element and also there is other identical element.
The method that a kind of employing wireless charger provided the embodiment of the present invention above charges, a kind of wireless charger, and, a kind of equipment, be described in detail, apply specific case herein to set forth the principle of the embodiment of the present invention and execution mode, the explanation of above embodiment is just for helping method and the core concept thereof of understanding the embodiment of the present invention; Meanwhile, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as the restriction to the embodiment of the present invention.
Claims (7)
1. a wireless charger, is characterized in that, comprises transmitting terminal and receiving terminal, and wherein, described transmitting terminal comprises:
Communication module, for by confirming whether described receiving terminal is that the equipment meeting wireless charging agreement QI standard judges whether to be communicated with described receiving terminal;
Temperature detecting module, for when being judged as being communicated with receiving terminal, detects the temperature of transmitting terminal; Thermo-sensitive resistor or temperature sensor is adopted to detect the temperature of transmitting terminal in described temperature detecting module;
Control module, for judging whether the temperature of described transmitting terminal is greater than predetermined threshold value;
Charging module, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, charges to described receiving terminal;
Overheat protector module, for when the temperature of described transmitting terminal is greater than predetermined threshold value, stops the charging to described receiving terminal;
When charging to receiving terminal, judge receiving terminal to be detected every preset time period; If receiving terminal can be detected, then call described communication module; If receiving terminal can not be detected, stop the charging to described receiving terminal.
2. the wireless charger according to the arbitrary claim of claim 1, is characterized in that, described charging module comprises:
Current signal receives submodule, for when the temperature of described transmitting terminal is less than or equal to predetermined threshold value, and received current signal;
Transform subblock, for converting described current signal to electromagnetic signal;
Send submodule, for described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
3. the wireless charger according to the arbitrary claim of claim 1, is characterized in that, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
4. application rights requires that the wireless charger described in 1 carries out a method of charging, and it is characterized in that, described method comprises:
Transmitting terminal is by confirming whether described receiving terminal is that the equipment meeting wireless charging agreement QI standard judges whether to be communicated with described receiving terminal;
When transmitting terminal is judged as being communicated with receiving terminal, thermo-sensitive resistor or temperature sensor is adopted to detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal;
Described method also comprises:
When charging to receiving terminal, judge receiving terminal to be detected every preset time period;
If can receiving terminal be detected, return transmitting terminal and judge whether and the step that described receiving terminal is communicated with;
If receiving terminal can not be detected, stop the charging to described receiving terminal.
5. method according to claim 4, is characterized in that, described when the temperature of transmitting terminal is less than or equal to predetermined threshold value, comprises the step that described receiving terminal charges:
When the temperature of transmitting terminal is less than or equal to predetermined threshold value, received current signal;
Convert described current signal to electromagnetic signal;
Described electromagnetic signal is sent to receiving terminal, by electromagnetic signal, described receiving terminal is charged.
6. the method according to claim 4 or 5, is characterized in that, the temperature of described transmitting terminal is the surface temperature of transmitting terminal.
7. a wireless charging device, is characterized in that, described wireless charging device comprises:
One or more processor;
Memory; With
One or more module, described one or more module to be stored in described memory and to be configured to be performed by described one or more processor, and wherein, described one or more module has following function:
Transmitting terminal is by confirming whether receiving terminal is that the equipment meeting wireless charging agreement QI standard judges whether to be communicated with described receiving terminal;
When transmitting terminal is judged as being communicated with receiving terminal, thermo-sensitive resistor or temperature sensor is adopted to detect the temperature of transmitting terminal;
Judge whether the temperature of described transmitting terminal is greater than predetermined threshold value;
When the temperature of described transmitting terminal is less than or equal to predetermined threshold value, described receiving terminal is charged;
When the temperature of described transmitting terminal is greater than predetermined threshold value, stop the charging to described receiving terminal;
When charging to receiving terminal, judge receiving terminal to be detected every preset time period; If can receiving terminal be detected, then calling communication module; If receiving terminal can not be detected, stop the charging to described receiving terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105120.3A CN103269092B (en) | 2013-03-28 | 2013-03-28 | A kind of employing wireless charger carries out the method for charging and wireless charger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310105120.3A CN103269092B (en) | 2013-03-28 | 2013-03-28 | A kind of employing wireless charger carries out the method for charging and wireless charger |
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| CN103269092A CN103269092A (en) | 2013-08-28 |
| CN103269092B true CN103269092B (en) | 2016-04-13 |
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