CN105576781A - Charging control method, terminal, charging base and charging system - Google Patents

Charging control method, terminal, charging base and charging system Download PDF

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Publication number
CN105576781A
CN105576781A CN201510452549.9A CN201510452549A CN105576781A CN 105576781 A CN105576781 A CN 105576781A CN 201510452549 A CN201510452549 A CN 201510452549A CN 105576781 A CN105576781 A CN 105576781A
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Prior art keywords
temperature
terminal
charging
receiving coil
temperature sensor
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CN105576781B (en
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徐向华
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Abstract

The embodiment of the invention discloses a charging control method, a terminal, a charging base and a charging system. The method comprises the steps that temperature of a receiving coil arranged on the terminal is detected; whether temperature of the receiving coil exceeds preset temperature is judged; and if temperature of the receiving coil exceeds preset temperature, charging current of the terminal is reduced. Charging current is controlled by detecting temperature of the receiving coil arranged on the terminal so that a user can be prevented from feeling high temperature when the user contacts the terminal or the charging base, and thus user experience is great.

Description

A kind of charge control method, terminal, cradle and charging system
Technical field
The present invention relates to telecommunications field, be specifically related to a kind of charge control method, terminal, cradle and charging system.
Background technology
Wireless charging refers to and utilizes magnetic induction and mr techniques, by transmitting coil and receiving coil to produce in space electric field to magnetic field, magnetic field is to the energy exchange of electric field, thus electric energy is sent to the process that terminal completes charging from charging end, wireless charging can realize charging owing to not needing line, easy to use, generally used by user.
But owing to needing to complete energy transferring by coil in the process of wireless charging, and coil has certain internal resistance, so when charge power acquires a certain degree, will coil heating be caused serious due to coil loss, and coil is positioned at the surface of cradle and mobile terminal, when user touches cradle or mobile terminal, higher temperature will be experienced, poor user experience.
Summary of the invention
Embodiments provide a kind of charge control method, terminal, cradle and charging system, to charge coil temperature can be reduced rapidly when user is about to touch mobile terminal, improve Consumer's Experience.
Embodiment of the present invention first aspect provides a kind of charge control method, comprising:
The temperature of receiving coil in sense terminals;
Judge whether the temperature of described receiving coil exceedes preset temperature;
If the temperature of described receiving coil exceedes preset temperature, then reduce terminal charge electric current.
Embodiment of the present invention second aspect provides a kind of charge control method, comprising:
Detect the temperature of transmitting coil on cradle;
Judge whether the temperature of described transmitting coil exceedes preset temperature;
If the temperature of described transmitting coil exceedes preset temperature, then reduce terminal charge electric current.The embodiment of the present invention third aspect provides a kind of terminal, comprising:
Receiving coil, for receiving the electric energy that transmitting coil is launched, charges to terminal;
First temperature sensor, for responding to the temperature of described receiving coil;
Terminal charge module, is connected with described receiving coil, for charging to described terminal;
Motion sensor, for induction whether have user close, pick up or mobile described terminal;
Central processing unit, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.
Embodiment of the present invention fourth aspect provides a kind of cradle, comprising:
Transmitting coil, for sending electric energy to receiving coil, charges to terminal;
Second temperature sensor, for responding to the temperature of described transmitting coil;
Charge control module, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.
The embodiment of the present invention the 5th aspect provides a kind of charging system, comprising:
The terminal that the described third aspect provides and the cradle that described fourth aspect provides.
Can find out, in the technical scheme that the embodiment of the present invention provides, the temperature of receiving coil in sense terminals; Judge whether the temperature of described receiving coil exceedes preset temperature; If the temperature of described receiving coil exceedes preset temperature, then reduce terminal charge electric current.Thus by being controlled charging current by the temperature of receiving coil in sense terminals, in case user experiences high temperature when touching terminal or cradle, Consumer's Experience is good.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of charge control method that first embodiment of the invention provides;
Fig. 2 is the schematic flow sheet of a kind of charge control method that second embodiment of the invention provides;
Fig. 3 is the structural representation of a kind of terminal that first embodiment of the invention provides;
Fig. 4 is the structural representation of a kind of terminal that second embodiment of the invention provides;
Fig. 5 is the structural representation of a kind of cradle that third embodiment of the invention provides;
Fig. 6 is the structural representation of a kind of cradle that fourth embodiment of the invention provides;
Fig. 7 is the structural representation of a kind of charging system that fifth embodiment of the invention provides.
Embodiment
Embodiments provide a kind of charge control method, terminal, cradle and charging system, to charge coil temperature can be reduced rapidly when user is about to touch mobile terminal, improve Consumer's Experience.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Term " first ", " second " and " the 3rd " etc. in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing different object, but not for describing particular order.In addition, term " comprises " and their any distortion, and intention is to cover not exclusive comprising.Such as contain the process of series of steps or unit, method, system, product or equipment and be not defined in the step or unit listed, but also comprise the step or unit do not listed alternatively, or also comprise alternatively for other intrinsic step of these processes, method, product or equipment or unit.
The embodiment of the present invention provides a kind of charge control method, and a kind of charge control method comprises: the temperature of receiving coil in sense terminals; Judge whether the temperature of described receiving coil exceedes preset temperature; If the temperature of described receiving coil exceedes preset temperature, then reduce terminal charge electric current.
Wherein, be the schematic flow sheet of a kind of charge control method that first embodiment of the invention provides see Fig. 1, Fig. 1, wherein, as shown in Figure 1, the charge control method that first embodiment of the invention provides can comprise:
The temperature of receiving coil in S101, sense terminals.
Wherein, in wireless charging process, cradle, when charging to terminal, produces electric field by transmitting coil and receiving coil in space and turns magnetic field, magnetic field turns the energy exchange of electric field, thus electric energy is sent to the wireless charging of terminal realization to terminal from cradle end.
Be appreciated that, cradle launches electric energy to terminal by transmitting coil, thus the electric energy that the receiving coil of terminal receives transmitting coil transmitting is used for terminal charge, so in the process of wireless charging, owing to there being electric current to flow through on transmitting coil and receiving coil, thus coil can be made to have certain temperature according to the size of charging current or charge power.
Alternatively, in possible execution modes more of the present invention, the temperature of receiving coil in sense terminals is carried out by temperature sensor.
Alternatively, in possible execution modes more of the present invention, this temperature sensor can be contact, thus this temperature sensor can be added and be attached to receiving coil surface, the temperature of receiving coil very accurately can be detected.
Alternatively, in some possible execution modes of the present invention, temperature sensor can be contactless, thus temperature sensor does not need directly to contact receiving coil, by by temperature sensor close to receiving coil, temperature sensor and receiving coil are in same temperature field, and the first temperature sensor very accurately can detect the temperature of receiving coil.
Alternatively, in possible execution modes more of the present invention, this temperature sensor can be:
Thermistor, thermoelectricity occasionally platinum resistance.
Wherein, thermistor refers to a kind of resistor that resistance value on temperature is very responsive, thus the variations in temperature of thermistor can be embodied by change in resistance, and the reflection of the temperature of thermistor is the temperature of receiving coil in terminal.
Wherein, thermocouple refers to that the electrical potential difference in thermocouple circuit can change with temperature, thus the variations in temperature of thermocouple can be embodied by the electrical potential difference measured in thermocouple circuit, and the reflection of the temperature of thermocouple is the temperature of receiving coil in terminal.
Wherein, platinum resistance is also the very responsive a kind of resistor of resistance value on temperature, thus the variations in temperature of platinum resistance can be embodied by change in resistance, and the reflection of the temperature of platinum resistance is the temperature of receiving coil in terminal.
Illustrating, in possible execution modes more of the present invention, when utilizing thermistor to carry out the temperature of receiving coil in sense terminals, thermistor is affixed on the surface of receiving coil, thus thermistor can sense the temperature of receiving coil.
Alternatively, in some possible execution modes of the present invention, terminal can the temperature of sense terminals receiving coil in real time, thus can realize in time when the temperature of receiving coil is too high.
S102, judge whether the temperature of described receiving coil exceedes preset temperature.
Wherein, preset temperature refers to the temperature range value that terminal presets.
Alternatively, in some possible execution modes of the present invention, preset temperature can be arranged according to the temperature range that can receive during staff organule receiving coil, as when staff touches terminal, because the temperature of terminal receiving coil can pass to terminal enclosure, have temperature sensation after staff touches, the setting of temperature range does not have high temperature to feel to be as the criterion with staff.
Alternatively, in other possible execution modes of the present invention, the temperature that can carry when preset temperature also can charge according to receiving coil is arranged, and such as, receiving coil is good by security performance when certain temperature works.
Illustrate, in some possible execution modes of the present invention, do not feel that high temperature is as the criterion with staff, setting preset temperature is 60 degree, then the central processing unit of terminal receives by the thermistor being attached to receiving coil surface the temperature sensing receiving coil, this temperature is embodied by change in resistance by thermistor, this resistance is converted to the temperature that can identify by analog-to-digital conversion testing circuit (adc circuit) by central processing unit, and central processing unit judges that whether this temperature of receiving coil is more than 60 degree again.
If the temperature of the described receiving coil of S103 exceedes preset temperature, then reduce terminal charge electric current.
Illustrate, in possible execution modes more of the present invention, when not feeling that the high temperature of receiving coil is as the criterion with staff, when setting preset temperature is 60 degree, and when the central processing unit of terminal is 62 degree by the temperature that the thermistor and adc circuit being attached to receiving coil surface receives receiving coil, then reduce the charging current of terminal at once, reduce charge power.
Alternatively, in possible execution modes more of the present invention, if when the temperature of described receiving coil exceedes preset temperature, then terminal charge electric current is reduced to a default value, this default value can preset for terminal, and under this electric current, charging can ensure that the temperature of receiving coil can not be too high.
Can find out, in the scheme of the present embodiment, the temperature of receiving coil in sense terminals; Judge whether the temperature of described receiving coil exceedes preset temperature; If the temperature of described receiving coil exceedes preset temperature, then reduce terminal charge electric current.Thus can be controlled charging current by the temperature of receiving coil in sense terminals, in case user experiences high temperature when touching terminal or cradle, Consumer's Experience is good.
Alternatively, in possible execution modes more of the present invention, described method also comprises:
Whether the distance detecting user and described terminal is less than or equals predeterminable range;
If the distance of described user and described terminal is less than or equals predeterminable range, then reduce described terminal charge electric current or cut off charging circuit.
Wherein, predeterminable range refers to and is set by the central processing unit of terminal, for judge user whether with terminal close to certain degree, as whether user is about to the action of picking up terminal in execution, or user contacts with terminal unintentionally.
Alternatively, in some possible execution modes of the present invention, if for the sake of security, when user and terminal are close to certain degree, then take certain measure, now predeterminable range can be set as a numerical value, as 5 centimetres, then by when detecting that the distance of user and terminal is less than or equals 5 centimetres, now user wants to pick up terminal, or user is being not intended near terminal, is then reducing terminal charge electric current or cutting off charging circuit, thus making user no longer feel high temperature when touching terminal.
Alternatively, in possible execution modes more of the present invention, range sensor can be utilized to detect the distance between user and terminal.
Alternatively, in possible execution modes more of the present invention, can distance in the process of charging in real time between sense terminals and user.
Be appreciated that, by detecting the distance between user and terminal in the process of charging, thus charging current can be reduced rapidly when user is about to touch terminal, thus reduce receiving coil temperature, to make user no longer experience high temperature when touching coil, Consumer's Experience is good.
Alternatively, in possible execution modes more of the present invention, described method also comprises:
Detect and whether have user to move or rotate described terminal;
If have user to move or rotate described terminal, then reduce described terminal charge electric current or cut off described charging circuit.
Whether alternatively, in possible execution modes more of the present invention, acceleration transducer and gyro sensor can be utilized to detect respectively has user move or rotate terminal.
Alternatively, in possible execution modes more of the present invention, can detection in real time user whether be had to move or rotate terminal in the process of charging.
Illustrate, in possible execution modes more of the present invention, being not intended to when there being child pick up terminal and moving, when utilizing acceleration transducer customer mobile terminal to be detected, then cutting off charging circuit immediately, to ensure safety.
Be appreciated that, if when having user to move or rotate terminal, if now also keep high current charges, clearly have potential safety hazard, thus when having detected that user moves or rotates terminal, reduce rapidly terminal charge electric current or cut off charging circuit to ensure safety of charging, also make user can not feel the high temperature that high current charges is brought, Consumer's Experience is good, and fail safe is high.
Alternatively, in possible execution modes more of the present invention, can simultaneously sense terminals temperature, user and terminal distance and whether have user to move or rotate at least one in terminal, thus to control according to the charging current of testing result to terminal.
Alternatively, in possible execution modes more of the present invention, although when detecting that terminal exceedes preset temperature, and when having user to touch terminal, now charging current is reduced to a default less charging current value.
Alternatively, in other possible execution modes of the present invention, when detecting that although terminal receiving coil temperature is high, but do not exceed preset temperature, now there is user to touch terminal, charging current can be reduced to a default less charging current value, or also can continue to charge with this charging current, directly detect user when moving or rotate terminal, at once charging current is reduced to a default less charging current value.
Alternatively, in possible execution modes more of the present invention, when not detecting that the distance of user and terminal is at predeterminable range, can charging current be raised thus fast terminal be charged.
The embodiment of the present invention also provides a kind of charge control method, and a kind of charge control method, comprising:
Detect the temperature of transmitting coil on cradle;
Judge whether the temperature of described transmitting coil exceedes preset temperature;
If the temperature of described transmitting coil exceedes preset temperature, then reduce terminal charge electric current.
See the schematic flow sheet that Fig. 2, Fig. 2 are a kind of charge control methods that second embodiment of the invention provides, wherein, as shown in Figure 2, the charge control method of second embodiment of the invention can comprise:
The temperature of transmitting coil on S201, detection cradle;
Wherein, in wireless charging process, cradle, when charging to terminal, produces electric field by transmitting coil and receiving coil in space and turns magnetic field, magnetic field turns the energy exchange of electric field, thus electric energy is sent to the wireless charging of terminal realization to terminal from cradle end.
Be appreciated that, cradle launches electric energy to terminal by transmitting coil, thus the electric energy that the receiving coil of terminal receives transmitting coil transmitting is used for terminal charge, so in the process of wireless charging, owing to there being electric current to flow through on transmitting coil and receiving coil, thus coil can be made to have certain temperature according to the size of charging current or charge power.
Alternatively, in possible execution modes more of the present invention, the temperature of transmitting coil on cradle is detected by temperature sensor.
Alternatively, in possible execution modes more of the present invention, this temperature sensor can be contact, thus this temperature sensor can be added and be attached to receiving coil surface, the temperature of receiving coil very accurately can be detected.
Alternatively, in some possible execution modes of the present invention, temperature sensor can be contactless, thus temperature sensor does not need directly to contact receiving coil, by by temperature sensor close to receiving coil, temperature sensor and receiving coil are in same temperature field, and temperature sensor very accurately can detect the temperature of transmitting coil on cradle.
Alternatively, in possible execution modes more of the present invention, this temperature sensor can be:
Thermistor, thermoelectricity occasionally platinum resistance.
Wherein, thermistor refers to a kind of resistor that resistance value on temperature is very responsive, thus the variations in temperature of thermistor can be embodied by change in resistance, and the reflection of the temperature of thermistor is the temperature of transmitting coil on cradle.
Wherein, thermocouple refers to that the electrical potential difference in thermocouple circuit can change with temperature, thus the variations in temperature of thermocouple can be embodied by the electrical potential difference measured in thermocouple circuit, and the reflection of the temperature of thermocouple is the temperature of transmitting coil on cradle.
Wherein, platinum resistance is also the very responsive a kind of resistor of resistance value on temperature, thus the variations in temperature of platinum resistance can be embodied by change in resistance, and the reflection of the temperature of platinum resistance is the temperature of transmitting coil on cradle.
Illustrate, in possible execution modes more of the present invention, when utilizing thermistor to detect the temperature of transmitting coil on cradle, thermistor is affixed on the surface of transmitting coil on cradle, thus thermistor can sense the temperature of transmitting coil on cradle.
Alternatively, in some possible execution modes of the present invention, the charge control module on cradle can the temperature of sense terminals receiving coil in real time, thus can realize in time when the temperature of receiving coil is too high.
S202, judge whether the temperature of described transmitting coil exceedes preset temperature.
Wherein, preset temperature refers to the temperature range value that terminal presets.
Alternatively, in some possible execution modes of the present invention, the temperature range that preset temperature can receive when can feel transmitting coil on cradle according to staff is arranged, as when staff touches cradle, because the temperature of transmitting coil on cradle can pass to cradle shell, have temperature sensation after staff touches, the setting of temperature range does not have high temperature to feel to be as the criterion with staff.
Alternatively, in other possible execution modes of the present invention, the temperature that can carry when preset temperature also can charge according to transmitting coil is arranged, and such as, transmitting coil is good by security performance when certain temperature works.
Illustrate, in some possible execution modes of the present invention, do not feel that high temperature is as the criterion with staff, setting preset temperature is 60 degree, charge control module then on cradle receives by the thermistor being attached to transmitting coil surface the temperature sensing transmitting coil, this temperature is embodied by change in resistance by thermistor, this resistance is converted to the temperature that can identify by analog-to-digital conversion testing circuit (adc circuit) by central processing unit, and central processing unit judges that whether this temperature of receiving coil is more than 60 degree again.
If the temperature of the described transmitting coil of S203 exceedes preset temperature, then reduce terminal charge electric current.
Illustrate, in possible execution modes more of the present invention, when not feeling that the high temperature of transmitting coil is as the criterion with staff, when setting preset temperature is 60 degree, and when the charge control module on cradle is 62 degree by the temperature that the thermistor and adc circuit being attached to transmitting coil surface receives transmitting coil, then reduce the charging current of terminal at once, reduce charge power.
Alternatively, in possible execution modes more of the present invention, if when the temperature of described transmitting coil exceedes preset temperature, then terminal charge electric current is reduced to a default value, this default value can be that the charge control module of cradle presets, and under this electric current, charging can ensure that the temperature of transmitting coil can not be too high.
Can find out, in the scheme of the present embodiment, detect the temperature of transmitting coil on cradle; Judge whether the temperature of described transmitting coil exceedes preset temperature; If the temperature of described transmitting coil exceedes preset temperature, then reduce terminal charge electric current.Thus by the temperature detecting transmitting coil on cradle, terminal charge electric current can be controlled, in case user experiences high temperature when touching terminal or cradle, Consumer's Experience is good.
The embodiment of the present invention also provides a kind of terminal, and a kind of terminal, comprising: receiving coil, for receiving the electric energy that transmitting coil is launched, charges to terminal; First temperature sensor, for responding to the temperature of described receiving coil; Terminal charge module, is connected with described receiving coil, for charging to described terminal; Whether motion sensor, have user close, mobile or rotate described terminal for induction; Central processing unit, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.
Wherein, be the structural representation of a kind of terminal that third embodiment of the invention provides see Fig. 3 and Fig. 7, Fig. 3, Fig. 7 is the structural representation of a kind of charging system that the present invention's the Seventh Five-Year Plan embodiment provides.Wherein, as shown in Figure 3, the terminal that third embodiment of the invention provides can comprise:
Receiving coil 110, the first temperature sensor 120, terminal charge module 130, motion sensor 140 and central authorities' process 150.
Wherein, receiving coil 110, for receiving the electric energy that transmitting coil is launched, charges to terminal.
See Fig. 7, in wireless charging process, cradle, when charging to terminal, produces electric field by transmitting coil and receiving coil in space and turns magnetic field, electric energy to the energy exchange of electric field, thus is sent to the wireless charging of terminal realization to terminal from cradle end by magnetic field.
Be appreciated that cradle launches electric energy to terminal by transmitting coil, thus the receiving coil 110 of terminal receives electric energy that transmitting coil launches for terminal charge.
First temperature sensor 120, for responding to the temperature of described receiving coil.
Wherein, the first temperature sensor 120 refers to can experience temperature and the transducer converting usable output signal to, thus can detect the temperature that it senses by detecting its output signal.
Alternatively, in some possible execution modes of the present invention, the first temperature sensor 120 can be contact, thus to be added by the first temperature sensor 120 and be attached to receiving coil 110 surface, very accurately can receive the temperature of receiving coil 110.
Alternatively, in some possible execution modes of the present invention, first temperature sensor 120 can be contactless, thus the first temperature sensor 120 does not need directly to contact receiving coil 110, by by the first temperature sensor 120 close to receiving coil 110, first temperature sensor 120 is in same temperature field with receiving coil 110, and the first temperature sensor 120 very accurately can receive the temperature of receiving coil 110.
Illustrate, in possible execution modes more of the present invention, when the temperature of receiving coil 110 changes, first temperature sensor 120 can experience this variations in temperature in real time, and be converted into certain forms output signal to other control circuit, thus other control circuit can determine the temperature of receiving coil according to this output signal.
Terminal charge module 130, is connected with described receiving coil 110, for charging to described terminal.
Be appreciated that when receiving coil 110 receives the electric energy of transmitting coil transmitting, utilize this electric energy to charge to terminal by terminal charge module 130.
Alternatively, in possible execution modes more of the present invention, terminal charge module 130 can be connected with the first temperature sensor 120.
Whether motion sensor 140, have user close, mobile or rotate described terminal for induction.
Wherein, motion sensor 140 refers to can feel that user is converted into the transducer of output signal to the action of terminal, thus can by motion sensor 140 respond to whether have user close, pick up or the action of mobile terminal.
Illustrate, in possible execution modes more of the present invention, when user have close, mobile or rotate any one action of terminal time, namely motion sensor 140 can sense this action, and be converted into certain forms output signal to other control circuit, thus other control circuit can determine the action of user to terminal according to this output signal.
Central processing unit 150, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.
Wherein, central processing unit 150, for carrying out a total control to each course of work of terminal, in the process of terminal charge, controls terminal charge module 130.
Alternatively, in possible execution modes more of the present invention, central processing unit 150 determines the temperature of receiving coil 110 according to the output signal of the first temperature sensor 120, thus controls charging current.
Alternatively, in other possible execution modes of the present invention, central processing unit 150 according to the certain user of the output signal of motion sensor 140 to the action of terminal, if whether user close to terminal, whether user moves or rotates terminal etc., thus controls charging current according to this action.
Alternatively, in possible execution modes more of the present invention, central processing unit 150 can control terminal charge module 130 according to the output signal of the first temperature sensor 120 or the output signal of motion sensor 140 respectively.
Alternatively, in other possible execution modes of the present invention, central processing unit 150 can control terminal charge module 130 in conjunction with the output signal of the first temperature sensor 120 and motion sensor 140 simultaneously.
Alternatively, in possible execution modes more of the present invention, described first temperature sensor 120 can be connected to terminal charge module 130, central processing unit 150 is connected with the first temperature sensor 120 by terminal charge module 130, thus the Signal reception realized the first temperature sensor and process.
Be understandable that, the function of each functional module of the terminal 100 of the present embodiment can according to the method specific implementation in said method embodiment, and its specific implementation process with reference to the associated description of said method embodiment, can repeat no more herein.
Can find out, in the scheme of the present embodiment, receiving coil 110, for receiving the electric energy that transmitting coil is launched, charges to terminal; First temperature sensor 120, for responding to the temperature of described receiving coil; Terminal charge module 130, is connected with described receiving coil, for charging to described terminal; Whether motion sensor 140, have user close, mobile or rotate described terminal for induction; Central processing unit 150, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.Thus by the first temperature sensor senses to the temperature of receiving coil and the user that senses of motion sensor the charging current of the action of terminal to terminal charge module is control effectively, in case experience high temperature when user touches terminal or cradle, Consumer's Experience is good.
See the structural representation that Fig. 4, Fig. 4 are a kind of terminals that fourth embodiment of the invention provides.Wherein, as shown in Figure 4, the terminal that fourth embodiment of the invention provides can comprise:
Receiving coil 210, the first temperature sensor 220, terminal charge module 230, motion sensor 240 and central authorities' process 250.
Wherein, receiving coil 210, first temperature sensor 220, terminal charge module 230, receiving coil 110, first temperature sensor 120 that motion sensor 240 and central authorities' process 250 provide with third embodiment of the invention, terminal charge module 130, motion sensor 140 is the same with central process 150, and in addition, fourth embodiment of the invention is supplemented on a little basis.
Alternatively, in possible execution modes more of the present invention, described first temperature sensor 220 is:
Thermistor, thermoelectricity occasionally platinum resistance.
Wherein, thermistor refers to a kind of resistor that resistance value on temperature is very responsive, thus the variations in temperature of thermistor can be embodied by change in resistance.
Wherein, thermocouple refers to that the electrical potential difference in thermocouple circuit can change with temperature, thus the variations in temperature of thermocouple can be embodied by the electrical potential difference measured in thermocouple circuit.
Wherein, platinum resistance is also the very responsive a kind of resistor of resistance value on temperature, thus the variations in temperature of platinum resistance can be embodied by change in resistance.
Particularly, in second embodiment of the invention, described first temperature sensor 220 is the first thermistor 220.
Be appreciated that, can be responded to the temperature of receiving coil 210 by the first thermistor 220, and this variations in temperature be reflected in the resistance of the first thermistor 220, thus central processing unit 250 controls according to the charging current of this change in resistance to terminal charge module 230.
Alternatively, in possible execution modes more of the present invention, the first thermistor 220 is attached on receiving coil 210, thus accurately can sense the variations in temperature of receiving coil 210 in real time.
Alternatively, in other possible execution modes of the present invention, described first temperature sensor can also be other temperature sensor.
Alternatively, in some possible execution modes of the present invention, the described induced signal according to described first temperature sensor 210 and/or described motion sensor 240 carries out control to described terminal charge module 230 and comprises:
According to the induced signal of described first temperature sensor 220 and/or described motion sensor 240, reduce the charging current of described terminal charge module 230 or stop the work of described terminal charge module 240.
Alternatively, in some possible execution modes of the present invention, the described induced signal according to described first temperature sensor 220 carries out control to described terminal charge module 230 and comprises:
According to the induced signal of described first temperature sensor, reduce the charging current of described terminal charge module 230 or stop the work of described terminal charge module 230, wherein, the temperature that the induced signal of described first temperature sensor is used to indicate described receiving coil 210 exceedes certain scope.
Alternatively, in possible execution modes more of the present invention, this temperature range that can receive be user's staff touch can not feel strong hot time temperature be as the criterion.
Be appreciated that, when sensing that the temperature of receiving coil 210 exceedes certain scope, disadvantageous to Consumer's Experience like this, so the charging current of charging module now can be reduced or stop the work of charging module, user would not being made like this to experience high temperature when touching terminal, too increasing the fail safe of charging.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described first temperature sensor carries out control to described charging module and comprises:
According to the induced signal of described first temperature sensor, the charging current of described charging module remained unchanged, wherein, the induced signal of described first temperature sensor indicates the temperature of described receiving coil in certain scope.
Be appreciated that when the temperature of charge coil is in certain scope, do not have bad temperature sensation and safety of charging when user touches.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described first temperature sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described first temperature sensor, the charging current of described charging module is increased to specified current flow, wherein, the temperature of the receiving coil that the induced signal of described first temperature sensor senses is in certain scope.
Being appreciated that when the temperature of receiving coil 210 is in certain scope, now in order to make charging process more quick, suitably can increasing charging current.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described motion sensor, reduce the charging current of described charging module or stop the work of described charging module.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described motion sensor, the charging current of described charging module is remained unchanged.
Be appreciated that because motion sensor is for responding to the action of user to terminal, when sensing that user touches, mobile or when rotating terminal, need reduction charging current, or directly cut off charging process, thus user can not be made to experience the high temperature of coil, and make charging process safety.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described first temperature sensor and described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described first temperature sensor and described motion sensor, reduce the charging current of described charging module or stop the work of described charging module.
Be appreciated that, when the first temperature sensor senses exceedes certain scope to the temperature of receiving coil 210, and motion sensor 240 has sensed that user touches, mobile or rotation terminal, thus reduce charging current rapidly, too high with the temperature making user experience less than terminal, Consumer's Experience is good, and charging process safety.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described first temperature sensor and described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described first temperature sensor and described motion sensor, the charging current of described charging module is remained unchanged.
Be appreciated that when the first temperature sensor 220 senses that the temperature of receiving coil 210 is in certain scope, and motion sensor 240 does not sense that user is close, mobile or rotate terminal yet, now can continue to charge normal.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described first temperature sensor and described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described first temperature sensor and/or described motion sensor, increase the charging current of described charging module.
Be appreciated that, when the first temperature sensor 220 senses that the temperature of receiving coil 210 is in certain scope, and do not cross the temperature of quick charge, motion sensor 240 has not sensed that user is close, mobile or rotate terminal yet, now charging current can be improved, to charge to terminal rapidly.
Alternatively, in possible execution modes more of the present invention, described central processing unit 250 also comprises:
First analog-to-digital conversion testing circuit 251, is connected with described first temperature sensor, for being detected the temperature of described receiving coil in real time by described first temperature sensor.
Alternatively, in possible execution modes more of the present invention, described first temperature sensor is connected with charging module, and described analog-to-digital conversion testing circuit is connected with the first temperature sensor by charging module.
Be appreciated that by detecting the induced signal of temperature sensor, and this induced signal is converted to digital signal, thus detect the temperature of receiving coil.
Alternatively, in possible execution modes more of the present invention, when described first temperature sensor is thermistor, described central processing unit also comprises:
First analog-to-digital conversion testing circuit, is connected with described thermistor, detects the temperature of described receiving coil for the change in resistance by described thermistor in real time.
Alternatively, in possible execution modes more of the present invention, described motion sensor 140 comprises:
Range sensor, for detecting the distance of user and described terminal.
Alternatively, in possible execution modes more of the present invention, whether described range sensor can detect user and to receive and whether user touches terminal, also namely when the distance of user and terminal is greater than 0, user is close to terminal, when the distance of user and terminal equals 0, user touches terminal.
Alternatively, in possible execution modes more of the present invention, described motion sensor comprises:
Acceleration transducer, for detecting the translational speed of described terminal.
Alternatively, in possible execution modes more of the present invention, described motion sensor comprises:
Gyro sensor, for detecting the rotary speed of described terminal.
Be appreciated that, range sensor, acceleration transducer and gyro sensor can to user, close to terminal, user, whether mobile terminal and user rotate terminal and detect respectively, thus the action of user to terminal can be detected all sidedly, more to meet application scenarios to the control of terminal charge module.
Be understandable that, the function of each functional module of the terminal 200 of the present embodiment can according to the method specific implementation in said method embodiment, and its specific implementation process with reference to the associated description of said method embodiment, can repeat no more herein.
Can find out, in the scheme of the present embodiment, receiving coil 210, for receiving the electric energy that transmitting coil is launched, charges to terminal; First temperature sensor 220, for responding to the temperature of described receiving coil; Terminal charge module 230, is connected with described receiving coil, for charging to described terminal; Whether motion sensor 240, have user close, mobile or rotate described terminal for induction; Central processing unit 250, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.Thus by the first temperature sensor senses to the temperature of receiving coil and the user that senses of motion sensor the charging current of the action of terminal to terminal charge module is control effectively, in case experience high temperature when user touches terminal, Consumer's Experience is good.
The embodiment of the present invention also provides a kind of cradle, comprising: transmitting coil, for sending electric energy to receiving coil, charges to terminal; Second temperature sensor, for responding to the temperature of described transmitting coil; Charge control module, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.
Wherein, be the structural representation of a kind of cradle that fifth embodiment of the invention provides see Fig. 5 and Fig. 7, Fig. 5, Fig. 7 is a kind of charging system that seventh embodiment of the invention provides.Wherein, as shown in Figure 5, the cradle that fifth embodiment of the invention provides can comprise:
Transmitting coil 310, the second temperature sensor 320 and charge control module 330.
Wherein, transmitting coil 310, for sending electric energy to receiving coil, charges to terminal.
See Fig. 7, in wireless charging process, cradle, when charging to terminal, produces electric field by transmitting coil and receiving coil in space and turns magnetic field, electric energy to the energy exchange of electric field, thus is sent to the charging of terminal realization to terminal from cradle end by magnetic field.
Second temperature sensor 320, for responding to the temperature of described transmitting coil.
Wherein, the second temperature sensor 320 refers to energy temperature sensor and converts the transducer of usable output signal to, thus can detect the temperature that it senses by detecting its output signal.
Alternatively, in some possible execution modes of the present invention, the second temperature sensor 320 can be contact, thus to be added by the second temperature sensor 320 and be attached to transmitting coil 310 surface, very accurately can receive the temperature of transmitting coil 310.
Alternatively, in some possible execution modes of the present invention, second temperature sensor 320 can be contactless, thus the second temperature sensor 320 does not need directly to contact transmitting coil 310, by by the second temperature sensor 320 close to transmitting coil 310, second temperature sensor 320 is in same temperature field with transmitting coil 310, and the second temperature sensor 320 very accurately can receive the temperature of transmitting coil 310.
Alternatively, in possible execution modes more of the present invention, the second temperature sensor 320 can be:
Thermistor, thermoelectricity occasionally platinum resistance.
Wherein, thermistor refers to a kind of resistor that resistance value on temperature is very responsive, thus the variations in temperature of thermistor can be embodied by change in resistance.
Wherein, thermocouple refers to that the electrical potential difference in thermocouple circuit can change with temperature, thus the variations in temperature of thermocouple can be embodied by the electrical potential difference measured in thermocouple circuit.
Wherein, platinum resistance is also the very responsive a kind of resistor of resistance value on temperature, thus the variations in temperature of platinum resistance can be embodied by change in resistance.
Be appreciated that, when the second temperature sensor 320 is thermistor, can be responded to the temperature of transmitting coil 310 by thermistor, and this variations in temperature is reflected in the resistance of thermistor, thus control circuit controls according to the charging current of this change in resistance to charging module.
Alternatively, in possible execution modes more of the present invention, thermistor is attached on receiving coil 310, thus accurately can sense the variations in temperature of transmitting coil 310 in real time.
Alternatively, in other possible execution modes of the present invention, described second temperature sensor 320 can also be other temperature sensor.
Charge control module 330, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described second temperature sensor 320 carries out control to charging current and comprises:
According to the induced signal of described second temperature sensor 320, reduce the charging current of described charge control module 330 or stop the work of described charge control module 330, wherein, the induced signal of described second temperature sensor 320 indicates the temperature of described transmitting coil 310 to exceed certain limit.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described second temperature sensor 320 carries out control to charging current and comprises:
According to the induced signal of described second temperature sensor 320, the charging current of described charge control module 330 remained unchanged, wherein, the induced signal of described second temperature sensor 320 indicates the temperature of described transmitting coil 310 within the specific limits.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described second temperature sensor 320 carries out control to charging current and comprises:
According to the induced signal of described second temperature sensor 320, improve the charging current of described charge control module 330, wherein, the induced signal of described second temperature sensor 320 indicates the temperature of described transmitting coil 310 within the specific limits.
Be appreciated that, when the temperature of transmitting coil 310 exceedes certain scope, high temperature is experienced in order to not make the user being about to touch charging device, need reduce rapidly charging current or directly switch charging current, when transmitting coil 310 temperature within the specific limits time, can charging current be kept, or in order to accelerated charging, charging current can be brought up to certain size.
Alternatively, in possible execution modes more of the present invention, when the second temperature sensor 330 is thermistor, indicated by the temperature of resistance to transmitting coil 310 of thermistor.
Be understandable that, the function of each functional module of the cradle 300 of the present embodiment can according to the method specific implementation in said method embodiment, and its specific implementation process with reference to the associated description of said method embodiment, can repeat no more herein.
Can find out, in the scheme of the present embodiment, transmitting coil 310, for sending electric energy to receiving coil, charges to terminal; Second temperature sensor 320, for responding to the temperature of described transmitting coil; Charge control module 330, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.Thus the charging current of temperature to charge control module 330 of the transmitting coil sensed by the second temperature sensor 320 is controlled, Consumer's Experience is good.
See the structural representation that Fig. 6, Fig. 6 are a kind of cradles that sixth embodiment of the invention provides.Wherein, as shown in Figure 6, the terminal that sixth embodiment of the invention provides can comprise:
Transmitting coil 410, the transmitting coil 310 that second temperature sensor 420 and charge control module 430 and fifth embodiment of the invention provide, second temperature sensor 320 is the same with charge control module 330, and sixth embodiment of the invention is supplemented on this basis in addition.
Alternatively, in possible execution modes more of the present invention, described charge control module 430 comprises:
Second analog-to-digital conversion testing circuit 431, is connected with described second temperature sensor, for being detected the temperature of described transmitting coil in real time by described second temperature sensor.
Particularly, in sixth embodiment of the invention, described second temperature sensor 420 is the second thermistor 420, and described charge control module 430 comprises:
Second analog-to-digital conversion testing circuit 431, is connected with described second thermistor 420, detects the temperature of described transmitting coil for the resistance by described thermistor in real time.
Be understandable that, the function of each functional module of the cradle 400 of the present embodiment can according to the method specific implementation in said method embodiment, and its specific implementation process with reference to the associated description of said method embodiment, can repeat no more herein.
Can find out, in the scheme of the present embodiment, transmitting coil 410, for sending electric energy to receiving coil, charges to terminal; Second temperature sensor 420, for responding to the temperature of described transmitting coil; Charge control module 430, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.Thus by the second temperature sensor senses to the charging current of temperature to charge control module of transmitting coil control, Consumer's Experience is good.
For the ease of better understanding and implement the such scheme of the embodiment of the present invention, the application scenarios concrete below in conjunction with some is illustrated.
See Fig. 7, Fig. 7 is the structural representation of a kind of charging system that fifth embodiment of the invention provides, wherein, as shown in Figure 7, the charging system that fifth embodiment of the invention provides comprises terminal and cradle, wherein, terminal comprises: receiving coil 510, first thermistor 520, terminal charge module 530, motion sensor 540 and central processing unit 550.
Wherein, receiving coil 510, for receiving the electric energy that transmitting coil is launched, charges to terminal.
First thermistor 520, for responding to the temperature of described receiving coil.
Wherein, thermistor refers to a kind of resistor that resistance value on temperature is very responsive, thus the variations in temperature of thermistor can be embodied by change in resistance.
Alternatively, in possible execution modes more of the present invention, the first thermistor 520 is attached on receiving coil 510, thus accurately can sense the variations in temperature of receiving coil 510 in real time.
Terminal charge module 530, is connected with described receiving coil 510, for charging to described terminal.
Whether motion sensor 540, have user close, mobile or rotate described terminal for induction.
Wherein, transducer refers to can feel that user is converted into the transducer of output signal to the action of terminal, thus can by sensor sensing whether have user close, pick up or the action of mobile terminal.
Further, in the fifth embodiment of the present invention, motion sensor 540 comprises:
Range sensor 541, for detecting the distance of user and described terminal.
Alternatively, in possible execution modes more of the present invention, whether described range sensor can detect user and to receive and whether user touches terminal, also namely when the distance of user and terminal is greater than 0, user is close to terminal, when the distance of user and terminal equals 0, user touches terminal.
Further, in the fifth embodiment of the present invention, motion sensor 540 also comprises:
Acceleration transducer 542, for detecting the translational speed of described terminal.
Further, in the fifth embodiment of the present invention, motion sensor 540 also comprises:
Gyro sensor 543, for detecting the rotary speed of described terminal.
Be appreciated that, range sensor 541, acceleration transducer 542 and gyro sensor 543 can to user, close to terminal, user, whether mobile terminal and user rotate terminal and detect respectively, thus the action of user to terminal can be detected all sidedly, more to meet application scenarios to the control of charging module.
Central processing unit 550, be connected with described first thermistor 520, described terminal charge module 530 and described motion sensor 540, for controlling described terminal charge module according to the induced signal of described first thermistor 520 and/or described motion sensor 540.
Wherein, central processing unit 550, for carrying out a total control to each course of work of terminal, in the process of terminal charge, controls terminal charge module 530.
Alternatively, in possible execution modes more of the present invention, central processing unit 550 according to the temperature of the resistance determination receiving coil 510 of the first thermistor 520, thus controls charging current.
Alternatively, in other possible execution modes of the present invention, central processing unit 550 according to the certain user of the output signal of motion sensor 540 to the action of terminal, if whether user close to terminal, whether user moves or rotates terminal etc., thus controls charging current according to this action.
Alternatively, in possible execution modes more of the present invention, central processing unit 550 can control terminal charge module 530 according to the resistance of the first thermistor 520 or the output signal of motion sensor 540 respectively.
Alternatively, in other possible execution modes of the present invention, central processing unit 550 can control terminal charge module 530 in conjunction with the resistance of the first thermistor 520 and the output signal of motion sensor 540 simultaneously.
Further, in the fifth embodiment of the present invention, described thermistor is connected with described terminal charge module, and described central processing unit receives the change in resistance of described thermistor by described terminal charge module.
Alternatively, in possible execution modes more of the present invention, described first thermistor 520 can be connected to terminal charge module 530, and central processing unit 550 is connected with the first thermistor 520 by terminal charge module 530, thus energy real-time reception is to the resistance of the first thermistor 520.
Further, in the fifth embodiment of the present invention, described central processing unit 550 also comprises:
First analog-to-digital conversion testing circuit 551, is connected with described first heat-sensitive sensor 520, for being detected the temperature of described receiving coil 510 in real time by described first thermistor 520.
Further, in the fifth embodiment of the present invention, described first thermistor 520 is connected with terminal charge module 530, and described analog-to-digital conversion testing circuit is connected with the first thermistor 520 by terminal 530 charging module.
Be appreciated that by detecting the resistance of the first thermistor 520, and this induced signal is converted to digital signal, thus detect the temperature of receiving coil.
Alternatively, in possible execution modes more of the present invention, describedly according to the described resistance of the first thermistor 520 and the induced signal of described motion sensor 540, control is carried out to described terminal charge module 530 and comprises:
According to the described resistance of the first thermistor 520 and the induced signal of described motion sensor 540, reduce the charging current of described charging module or stop the work of described charging module.
Be appreciated that, when the first thermistor 520 senses that the temperature of receiving coil 110 exceedes certain scope, and motion sensor 540 has sensed that user touches, mobile or rotation terminal, thus reduce charging current rapidly, too high with the temperature making user experience less than terminal, Consumer's Experience is good, and charging process safety.
Alternatively, in possible execution modes more of the present invention, describedly according to the described resistance of the first thermistor 520 and the induced signal of described motion sensor 540, control is carried out to described terminal charge module 530 and comprises:
According to the described resistance of the first thermistor 520 and the induced signal of described motion sensor, the charging current of described terminal charge module 530 is remained unchanged.
Be appreciated that when the first thermistor 520 senses that the temperature of receiving coil 510 is in certain scope, and motion sensor 540 does not sense that user is close, mobile or rotate terminal yet, now can continue to charge normal.
Alternatively, in possible execution modes more of the present invention, describedly according to the described resistance of the first thermistor 520 and the induced signal of described motion sensor 540, control is carried out to described terminal charge module 530 and comprises:
According to the described resistance of the first thermistor 520 and/or the induced signal of described motion sensor, increase the charging current of described terminal charge module 530.
Be appreciated that, when the first thermistor 520 senses that the temperature of receiving coil 510 is in certain scope, and do not cross the temperature of quick charge, motion sensor 540 has not sensed that user is close, mobile or rotate terminal yet, now charging current can be improved, to charge to terminal rapidly.
Wherein, cradle comprises: transmitting coil 560, the second thermistor 570 and charge control module 580.
Wherein, transmitting coil 560, for sending electric energy to receiving coil, charges to terminal.
Second thermistor 570, for responding to the temperature of described transmitting coil.
Be appreciated that and can be responded to the temperature of transmitting coil 510 by thermistor, and this variations in temperature is reflected in the resistance of thermistor, thus control circuit controls according to the charging current of this change in resistance to charging module.
Alternatively, in possible execution modes more of the present invention, thermistor is attached on ray circle 560, thus accurately can sense the variations in temperature of transmitting coil 560 in real time.
Charge control module 580, is connected with described second thermistor 570 with described transmitting coil 560, for controlling charging current according to the resistance of described second thermistor 570.
Further, in fifth embodiment of the invention, described charge control module 580 comprises:
Second analog-to-digital conversion testing circuit 581, is connected with described second thermistor 570, for being detected the temperature of described transmitting coil in real time by described second thermistor 570.
Alternatively, in possible execution modes more of the present invention, the described resistance according to described second thermistor 570 is carried out control to charging current and is comprised:
According to the induced signal of described second thermistor 570, reduce the charging current of described charge control module 580 or stop the work of described charge control module 580, wherein, the resistance of described second thermistor 570 indicates the temperature of described transmitting coil 560 to exceed certain limit.
Alternatively, in possible execution modes more of the present invention, the described induced signal according to described second thermistor 570 carries out control to charging current and comprises:
According to the induced signal of described second thermistor 570, the charging current of described charge control module 580 remained unchanged, wherein, the resistance of described second thermistor 570 indicates the temperature of described transmitting coil 560 within the specific limits.
Alternatively, in possible execution modes more of the present invention, the described resistance according to described second thermistor 570 is carried out control to charging current and is comprised:
According to the resistance of described second thermistor 570, improve the charging current of described charge control module 580, wherein, the resistance of described second thermistor 570 indicates the temperature of described transmitting coil 560 within the specific limits.
Be appreciated that, when the temperature of transmitting coil 560 exceedes certain scope, high temperature is experienced in order to not make the user being about to touch charging device, need reduce rapidly charging current or directly switch charging current, when transmitting coil 560 temperature within the specific limits time, can charging current be kept, or in order to accelerated charging, charging current can be brought up to certain size.
Be understandable that, the function of each functional module of the charging system 500 of the present embodiment can according to the method specific implementation in said method embodiment, and its specific implementation process with reference to the associated description of said method embodiment, can repeat no more herein.
Can find out, in the scheme of the present embodiment, receiving coil 510, for receiving the electric energy that transmitting coil is launched, charges to terminal; First thermistor 520, for responding to the temperature of described receiving coil; Terminal charge module 530, is connected with described receiving coil, for charging to described terminal; Whether motion sensor 540, have user close, mobile or rotate described terminal for induction; Central processing unit 550, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.Transmitting coil 560, for sending electric energy to receiving coil, charges to terminal; Second thermistor 570, for responding to the temperature of described transmitting coil; Charge control module 580, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.Thus by the first temperature sensor senses to the temperature of receiving coil and the user that senses of motion sensor the charging current of the action of terminal to terminal charge module is control effectively, in case experience high temperature when user touches terminal, Consumer's Experience is good.
It should be noted that, for aforesaid each 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 present invention is not by the restriction of described sequence of movement, because according to 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 present invention is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
In several embodiments that the application provides, should be understood that, disclosed device, the mode by other realizes.Such as, device embodiment described above is only schematic, the such as division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in various embodiments of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprises all or part of step of some instructions in order to make a computer equipment (can be personal computer, server or the network equipment etc.) perform method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), portable hard drive, magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.

Claims (10)

1. a charge control method, is characterized in that, described method comprises:
The temperature of receiving coil in sense terminals;
Judge whether the temperature of described receiving coil exceedes preset temperature;
If the temperature of described receiving coil exceedes preset temperature, then reduce terminal charge electric current.
2. method according to claim 1, is characterized in that, described method also comprises:
Whether the distance detecting user and described terminal is less than or equals predeterminable range;
If the distance of described user and described terminal is less than or equals predeterminable range, then reduce described terminal charge electric current or cut off charging circuit.
3. method according to claim 1 and 2, is characterized in that, described method also comprises:
Detect and whether have user to move or rotate described terminal;
If have user to move or rotate described terminal, then reduce described terminal charge electric current or cut off described charging circuit.
4. a charge control method, is characterized in that, described method comprises:
Detect the temperature of transmitting coil on cradle;
Judge whether the temperature of described transmitting coil exceedes preset temperature;
If the temperature of described transmitting coil exceedes preset temperature, then reduce terminal charge electric current.
5. a terminal, is characterized in that, described terminal comprises:
Receiving coil, for receiving the electric energy that transmitting coil is launched, charges to terminal;
First temperature sensor, for responding to the temperature of described receiving coil;
Terminal charge module, is connected with described receiving coil, for charging to described terminal;
Whether motion sensor, have user close, mobile or rotate described terminal for induction;
Central processing unit, is connected with described first temperature sensor, described terminal charge module and described motion sensor, controls described terminal charge module for the induced signal according to described first temperature sensor and/or described motion sensor.
6. terminal according to claim 5, is characterized in that, the described induced signal according to described first temperature sensor and/or described motion sensor carries out control to described terminal charge module and comprises:
According to the induced signal of described first temperature sensor and/or described motion sensor, reduce the charging current of described charging module or stop the work of described charging module.
7. the terminal according to claim 5 or 6, is characterized in that, described central processing unit also comprises:
First analog-to-digital conversion testing circuit, is connected with described first temperature sensor, for being detected the temperature of described receiving coil in real time by described first temperature sensor.
8. a cradle, is characterized in that, described cradle comprises:
Transmitting coil, for sending electric energy to receiving coil, charges to terminal;
Second temperature sensor, for responding to the temperature of described transmitting coil;
Charge control module, is connected with described second temperature sensor with described transmitting coil, for controlling charging current according to the induced signal of described second temperature sensor.
9. cradle according to claim 8, is characterized in that, described charge control module comprises:
Second analog-to-digital conversion testing circuit, is connected with described second temperature sensor, for being detected the temperature of described transmitting coil in real time by described second temperature sensor.
10. a charging system, is characterized in that, described system comprises:
Terminal described in any one of claim 5 to 7, and the cradle described in claim 8 or 9.
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WO2015088108A1 (en) * 2013-12-13 2015-06-18 Lg Electronics Inc. Wireless charger for a mobile terminal
CN103855772A (en) * 2014-03-18 2014-06-11 深圳市中兴移动通信有限公司 Mobile terminal and charging control method of mobile terminal
CN204012876U (en) * 2014-07-11 2014-12-10 奇瑞汽车股份有限公司 Vehicle carried mobile phone wireless charger temperature control system

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CN106230076B (en) * 2016-09-21 2019-03-01 维沃移动通信有限公司 A kind of charging method and mobile terminal
CN107147161A (en) * 2017-05-04 2017-09-08 深圳市金立通信设备有限公司 The charging method and terminal of a kind of terminal
CN107248775A (en) * 2017-07-07 2017-10-13 维沃移动通信有限公司 A kind of wireless charging method and mobile terminal
CN107248775B (en) * 2017-07-07 2021-05-14 维沃移动通信有限公司 Wireless charging method and mobile terminal
CN110854977A (en) * 2018-07-25 2020-02-28 Oppo广东移动通信有限公司 Wireless charging method, storage medium, electronic device and charging device
CN110854977B (en) * 2018-07-25 2021-10-22 Oppo广东移动通信有限公司 Wireless charging method, storage medium, electronic device and charging device
CN112039228A (en) * 2020-08-31 2020-12-04 维沃移动通信有限公司 Charging circuit of electronic device and charging method of electronic device
CN114374278A (en) * 2021-12-28 2022-04-19 北京紫光芯能科技有限公司 Receiving apparatus for wireless charging and temperature control method
CN114865733A (en) * 2022-04-15 2022-08-05 合肥龙旗智能科技有限公司 Charging control method, device, equipment and medium for wearable electronic equipment

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