CN105978069B - The charging method and device and mobile terminal of mobile terminal - Google Patents
The charging method and device and mobile terminal of mobile terminal Download PDFInfo
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- CN105978069B CN105978069B CN201610368338.1A CN201610368338A CN105978069B CN 105978069 B CN105978069 B CN 105978069B CN 201610368338 A CN201610368338 A CN 201610368338A CN 105978069 B CN105978069 B CN 105978069B
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 128
- 230000005611 electricity Effects 0.000 claims description 28
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 206010037660 Pyrexia Diseases 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
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- 230000033228 biological regulation Effects 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/443—Methods for charging or discharging in response to temperature
-
- H02J7/0091—
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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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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
An embodiment of the present invention provides a kind of charging methods of mobile terminal and device and mobile terminal.On the one hand, the charging method of mobile terminal provided in an embodiment of the present invention, including：Whether controller detects charging port input voltage not less than default high-voltage value；If controller detects that charging port input voltage is not less than default high-voltage value, conversion circuit converts input voltage, and to obtain output voltage, output voltage is equal to default low voltage value；Output voltage is loaded into charging circuit by conversion circuit；Charging circuit charges to battery with output voltage.Make the transmission line of charger that the charging modes of low current may be used, reduces the requirement to the wire rod that charges.And without increasing the MCU for carrying out complex protocol identification and multiple integrated circuit device in charger, reduce the cost of manufacture of charger.
Description
【Technical field】
The present invention relates to the charging method and device of technical field of mobile terminals more particularly to a kind of mobile terminal and shiftings
Dynamic terminal.
【Background technology】
With the fast development of development of Mobile Internet technology, the mobile terminals such as smart mobile phone have become people in daily life
Essential tool.User is mounted with that various applications do shopping, listen to music, see the functions such as video to realize in the terminal.
This greatly tests the cruising ability of the battery of mobile terminal.How quickly and safely to charge to mobile terminal
The problem of having become people's extensive concern.
Mainly there are VOOC charging methods to the method for mobile terminal quick charge in the prior art.VOOC charging methods are direct
At charger end, output high current charges the battery, and the process of power conversion is all completed in charger.In charger and movement
Terminal needs communication identification, charger end to need to increase a charging identification MCU and multiple integrated circuit device.With whole with movement
End communication identifies special fast charge mobile terminal and common mobile terminal to reach, and high current is avoided to damage common mobile terminal.
In the prior art to the method for mobile terminal quick charge, using high current to mobile whole directly at charging port
End is charged, more demanding to charging wire rod.And it needs to increase MCU and multiple integrated circuit device at charger end, come
Complex protocol is parsed, the cost of manufacture of charger is increased.
【Invention content】
In view of this, an embodiment of the present invention provides a kind of charging method of mobile terminal and device and mobile terminal,
To solve in the prior art directly to charge to mobile terminal using high current at charging port, to charging wire rod requirement
It is higher, and need to increase to parse complex protocol in charger end increase MCU and multiple integrated circuit device
The cost of manufacture technical problem of charger.
In a first aspect, an embodiment of the present invention provides a kind of charging methods of mobile terminal, including：
Whether controller detects charging port input voltage not less than default high-voltage value；
If the controller detects that the charging port input voltage is not less than default high-voltage value, conversion circuit will
The input voltage is converted, and to obtain output voltage, the output voltage is equal to default low voltage value；
The output voltage is loaded into charging circuit by the conversion circuit；
The charging circuit charges to battery with the output voltage.
Whether the embodiment of the present invention detects charging port input voltage not less than default high-voltage value by controller；If
Controller detects that charging port input voltage is not less than default high-voltage value, then conversion circuit converts input voltage,
To obtain output voltage, output voltage is equal to default low voltage value；Output voltage is loaded into charging circuit by conversion circuit；Charging
Circuit charges to battery with output voltage.Output voltage due to improving the charger being electrically connected with charging port has reduced defeated
Go out electric current, and increase conversion circuit on mobile terminals, so making the transmission line of charger that filling for low current may be used
Electric mode reduces the requirement to the wire rod that charges.And due to being high voltage in charging port input, standard BC1.1 can be used
Agreement reduces charger without increasing the MCU for carrying out complex protocol identification and multiple integrated circuit device in charger
Cost of manufacture.
Second aspect, an embodiment of the present invention provides a kind of charging units of mobile terminal, including：Charging port, control
Device, conversion circuit, charging circuit and battery；
The controller, the conversion circuit input terminal be electrically connected respectively with the charging port, the controller with
The input terminal of the conversion circuit is electrically connected, and the output end of the conversion circuit is electrically connected with the input terminal of the charging circuit,
The output end of the charging circuit is electrically connected with the battery；
The controller, for whether detecting charging port input voltage not less than default high-voltage value；
The conversion circuit, if detecting the charging port input voltage not less than default high electricity for the controller
Pressure value then converts the input voltage, and to obtain output voltage, the output voltage is equal to default low voltage value；
The conversion circuit is additionally operable to the output voltage being loaded into charging circuit；
The charging circuit, for being charged to battery with the output voltage.
The third aspect, an embodiment of the present invention provides a kind of mobile terminals, including：The charging of mobile terminal described above
Device.
【Description of the drawings】
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without having to pay creative labor, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow chart of the charging method for mobile terminal that the embodiment of the present invention one provides；
Fig. 2 is the flow chart of the charging method of another mobile terminal provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram of the charging unit for mobile terminal that the embodiment of the present invention three provides；
Fig. 4 is the structural schematic diagram of the charging unit for another mobile terminal that the embodiment of the present invention four provides.
【Specific implementation mode】
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention below in conjunction with the accompanying drawings
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is the purpose only merely for description specific embodiment, is not intended to be limiting
The present invention.In the embodiment of the present invention and "an" of singulative used in the attached claims, " " and "the" also purport
Including most forms, unless context clearly shows that other meanings.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation of description affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate：Individualism A, exists simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.
Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination " or " in response to detection ".Similarly, depend on context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
Embodiment one
The embodiment of the present invention provides a kind of charging method of mobile terminal, referring to FIG. 1, it is carried by the embodiment of the present invention
The flow chart of the charging method of the mobile terminal of confession.As shown, this approach includes the following steps：
Whether S101, controller detect charging port input voltage not less than default high-voltage value.
In the present embodiment, controller can be integrated on central processing unit.Controller is electrically connected with charging port, so with fill
Electric appliance is electrically connected, and charger is made to charge mobile terminal.In the present embodiment, the charging charged to mobile terminal
Device can be high-voltage charger, or common non-high-voltage charger.
In the present embodiment, after controller detects that charger is electrically connected by charging port and mobile terminal, inspection
The input voltage of charging port is surveyed whether not less than default high-voltage value.Wherein, default high-voltage value could be provided as higher than height
Press the numerical value of the output voltage of charger.It is such as 9V to the output voltage values of the high-voltage charger of mobile terminal charging, then can incites somebody to action
Default high-voltage value is set as 9.5V, or other meet the numerical value of condition, are not limited in the present embodiment.
In the present embodiment, if controller detects that charging port input voltage is not less than default high-voltage value, illustrate pair
The charger of mobile terminal charging is high-voltage charger, if controller detects that charging port input voltage is less than default high voltage
Value, then explanation is non-high-voltage charger commonly to the charger that mobile terminal charges.
S102, if controller detects that charging port input voltage is not less than default high-voltage value, conversion circuit will be defeated
Enter voltage to be converted, to obtain output voltage, output voltage is equal to default low voltage value.
Can include DC/DC converters in conversion circuit in the present embodiment, which is that voltage-dropping type DC/DC turns
Parallel operation makes output voltage be less than input voltage to be converted to input voltage.
Specifically, in the present embodiment, if controller detects that charging port input voltage is not less than default high-voltage value,
Illustrate that the charger that mobile terminal charges be high-voltage charger, the output voltage of the high-voltage charger is not less than default high voltage
Value, output current are relatively small electric current, then conversion circuit converts input voltage, and transformed output voltage is equal to
Default low voltage value.In the present embodiment, default low voltage value can be 5V, or be other numerical value less than input voltage, this
It is not limited in embodiment.
Output voltage is loaded into charging circuit by S103, conversion circuit.
Specifically, in the present embodiment, output voltage is loaded into charging circuit by conversion circuit, and charging circuit is filled to battery
Always stable control source is obtained in electric process.
S104, charging circuit charge to battery with output voltage.
Specifically, in the present embodiment, during charging circuit charges to battery, always with stable output voltage to electricity
Pond is charged, and due to the output voltage of charging circuit, it is with big to be equal to default low voltage value so when charging to battery
The mode of current low voltage charges the battery.
It should be noted that when charger is communicated with the charging unit of mobile terminal in the present embodiment, using
The BC1.1 agreements of standard.
Whether the embodiment of the present invention detects charging port input voltage not less than default high-voltage value by controller；If
Controller detects that charging port input voltage is not less than default high-voltage value, then conversion circuit converts input voltage,
To obtain output voltage, output voltage is equal to default low voltage value；Output voltage is loaded into charging circuit by conversion circuit；Charging
Circuit charges to battery with output voltage.Output voltage due to improving the charger being electrically connected with charging port has reduced defeated
Go out electric current, and increase conversion circuit on mobile terminals, so making the transmission line of charger that filling for low current may be used
Electric mode reduces the requirement to the wire rod that charges.And due to being high voltage in charging port input, standard BC1.1 can be used
Agreement reduces charger without increasing the MCU for carrying out complex protocol identification and multiple integrated circuit device in charger
Cost of manufacture.
It should be noted that mobile terminal involved in the embodiment of the present invention can include but is not limited to mobile phone, individual
Digital assistants (Personal Digital Assistant, PDA), radio hand-held equipment, tablet computer (Tablet
Computer), MP3 player, MP4 players etc..
Embodiment two
The embodiment of the present invention provides the charging method of another mobile terminal, referring to FIG. 2, it is institute of the embodiment of the present invention
The flow chart of the charging method of the mobile terminal of offer.The present embodiment is a particularly preferred embodiment compared to embodiment one,
Then the charging method of mobile terminal provided in this embodiment includes following steps.
S201, controller detect charging port input voltage whether not less than default high-voltage value, if so, executing
Otherwise S202 executes S205.
Specifically, in the present embodiment, high-voltage charger may be used and charge for mobile terminal, common non-height can also be used
Charger is pressed to charge for mobile terminal.If controller determines that charging port input voltage is less than default high-voltage value, illustrate general
Lead to non-high-voltage charger to be electrically connected with the charging unit of mobile terminal by charging port, is that the battery of mobile terminal charges.If
Controller determines that charging port input voltage is not less than default high-voltage value, then illustrates that high-voltage charger passes through charging port and shifting
The charging unit electrical connection of dynamic terminal is that the battery of mobile terminal charges.
S202, conversion circuit convert input voltage, and to obtain output voltage, output voltage is equal to default low-voltage
Value.
Output voltage is loaded into charging circuit by S203, conversion circuit.
S204, charging circuit charge to battery with output voltage.
In the present embodiment, the realization method of the realization method and the S102-S104 in the embodiment of the present invention one of S202-S204
Identical, this is no longer going to repeat them.
After having executed S204, S206 is executed.
S205, charging circuit charge to battery with input voltage.
In the present embodiment, if controller determines that charging port input voltage is less than default high-voltage value, illustrate common non-
High-voltage charger is electrically connected by charging port with the charging unit of mobile terminal, then charging circuit fills battery with input voltage
Electricity.The input voltage is the output voltage of common non-high-voltage charger.
After having executed S205, S214 is executed.
S206, controller acquire the temperature of conversion circuit and charging circuit.
Further, in this embodiment controller is also electrically connected with charging circuit, acquired respectively at interval of preset time
The temperature of conversion circuit and charging circuit.Wherein, preset time can be 5 seconds or other suitable numerical value, right in the present embodiment
This is not limited.
S207, controller judge whether the temperature of conversion circuit is higher than the temperature of charging circuit, if so, S208 is executed,
If it is not, then executing S210.
In the present embodiment, if controller determines that the temperature of conversion circuit is higher than the temperature of charging circuit, illustrate conversion electricity
The fever on road is larger, if controller determines that the temperature of conversion circuit is less than the temperature of charging circuit, illustrates the hair of charging circuit
Heat is larger.
S208, controller send the first control instruction to conversion circuit, and the first update output is carried in the first control instruction
Voltage.
Further, in this embodiment in order to accelerate the heat dissipation of conversion circuit, accelerate transfer efficiency, then controller is to turning
It changes circuit and sends the first control instruction, so that conversion circuit updates output voltage according to first in the first control instruction, it will be defeated
Enter voltage and is converted to the first update output voltage.
Wherein, the first update output voltage is more than default low voltage value and less than default high-voltage value.Such as preset low electricity
Pressure value can be 4.5V, and the first update output voltage can be 5V, and default high-voltage value can be 9.5V.First update output electricity
The value of pressure may be other numerical value for the condition that meets, and not limited in the present embodiment.
S209, conversion circuit convert input voltage into the according to the first update output voltage in the first control instruction
One update output voltage, and it is loaded into charging circuit.
Further, in this embodiment conversion circuit converts input voltage into the first update according to the first control instruction
Output voltage, and it is loaded into charging circuit.Since the value of the first update output voltage is more than the value of original output voltage,
So improving the transfer efficiency of conversion circuit, and the fever of conversion circuit is reduced, the temperature of conversion circuit is made to reduce.
After having executed S209, S213 is executed.
S210, controller judge whether the temperature of conversion circuit is less than the temperature of charging circuit, if so, S211 is executed,
If it is not, then executing S204.
In the present embodiment, after controller determines temperature of the temperature not higher than charging circuit of conversion circuit, judge to convert
The temperature whether temperature of circuit is less than charging circuit illustrates to charge if the temperature of conversion circuit is less than the temperature of charging circuit
The fever of circuit is larger, needs to cool down to charging circuit.If the temperature of conversion circuit is equal to the temperature of charging circuit, say
The fever of bright conversion circuit and charging circuit is balanced.
S211, controller send the second control instruction to conversion circuit, and the second update output is carried in the second control instruction
Voltage.
Further, in this embodiment in order to accelerate the heat dissipation of charging circuit, accelerate charge efficiency, then controller is to turning
It changes circuit and sends the second control instruction, so that conversion circuit updates output voltage according to second in the second control instruction, it will be defeated
Enter voltage and is converted to the second update output voltage.
Wherein, the second update output voltage is less than default low voltage value.Such as default low voltage value can be 4.5V, second
Update output voltage can be 4.3V or other meet other numerical value of condition, and the present embodiment does not limit this.
S212, conversion circuit convert input voltage into the second update output voltage according to the second update output voltage, and
It is loaded into charging circuit.
Further, in this embodiment conversion circuit converts input voltage into the second update according to the second control instruction
Output voltage, and it is loaded into charging circuit.Since the value of the second update output voltage is less than the value of original output voltage,
So improving the charge efficiency of charging circuit, and the fever of charging circuit is reduced, the temperature of charging circuit is made to reduce.
S213, charging circuit are charged the battery with the first update output voltage or the second update output voltage.
In the present embodiment, if controller determines that the temperature of conversion circuit is higher than the temperature of charging circuit, conversion circuit will
First update output voltage is loaded into charging circuit, and charging circuit is charged the battery with the first update output voltage, if control
Device processed determines that the temperature of conversion circuit is less than the temperature of charging circuit, then the second update output voltage is loaded into and fills by conversion circuit
Circuit, charging circuit are charged the battery with the second update output voltage.
Whether the electricity of S214, monitoring control devices battery are equal to default full power consumption, if controller determines the electricity of battery
Equal to default full power consumption, then conversion circuit and charging circuit are closed.
Further, in this embodiment controller is electrically connected with battery, and is monitored the electricity of battery, if monitoring
Electricity to battery is equal to default full power consumption, then illustrates that battery is at full charge, do not need conversion circuit and carried out to input voltage
Conversion, does not need charging circuit yet and continues to charge the battery, then close conversion circuit and charging circuit.
The embodiment of the present invention, after charging circuit charges to battery with output voltage, controller acquires conversion circuit and fills
The temperature of circuit, controller judges that the temperature of conversion circuit is higher than the temperature of charging circuit, if so, controller is electric to conversion
Road sends the first control instruction, and the first update output voltage is carried in the first control instruction, and conversion circuit refers to according to the first control
The first update output voltage in order, converts input voltage into the first update output voltage, and be loaded into charging circuit, charges
Circuit is charged the battery with the first update output voltage.Otherwise, whether controller judges the temperature of conversion circuit less than filling
The temperature of circuit carries second more if so, controller sends the second control instruction to conversion circuit in the second control instruction
New output voltage, conversion circuit convert input voltage into the second update output voltage, and add according to the second update output voltage
It is downloaded to charging circuit, charging circuit is charged the battery with the second update output voltage.Reduce the requirement to the wire rod that charges
And while reducing the cost of manufacture of charger, the dynamic regulation to heating circuit is realized, the heating of mobile terminal is made to exist
Switch between two circuits, improves the heating problem of mobile terminal.
Embodiment three
The embodiment of the present invention provides a kind of charging unit of mobile terminal, referring to FIG. 3, it is carried by the embodiment of the present invention
The structural schematic diagram of the device of confession.As shown, device provided in this embodiment includes：Charging port 31, controller 32, conversion
Circuit 33, charging circuit 34 and battery 35.
Wherein, controller 32, conversion circuit 33 input terminal be electrically connected respectively with charging port 31, controller 32 with conversion
The input terminal of circuit 33 is electrically connected, and the output end of conversion circuit 33 is electrically connected with the input terminal of charging circuit 34, charging circuit 34
Output end be electrically connected with battery 35.
In the present embodiment, controller 32, for whether detecting 31 input voltage of charging port not less than default high-voltage value.
Specifically, in the present embodiment, controller 32 can be integrated on central processing unit.Controller 32 and 31 electricity of charging port
Connection, and then be electrically connected with charger, so that charger is charged mobile terminal.Charger is detected in controller 32
After being electrically connected by charging port 31 and mobile terminal, whether the input voltage of charging port 31 is detected not less than default height
Voltage value.Wherein, default high-voltage value could be provided as the numerical value of the output voltage higher than high-voltage charger.
Conversion circuit 33, if detecting that 31 input voltage of charging port is not less than default high-voltage value for controller 32,
Then input voltage is converted, to obtain output voltage, output voltage is equal to default low voltage value.
Specifically, in the present embodiment, if controller 32 detects that 31 input voltage of charging port is not less than default high voltage
Value, then explanation is high-voltage charger to the charger that mobile terminal charges, and the output voltage of the high-voltage charger is not less than default
High-voltage value, output current are relatively small electric current, then conversion circuit 33 converts input voltage, transformed output
Voltage is equal to default low voltage value.
In the present embodiment, conversion circuit 33 includes DC/DC converters, which is voltage-dropping type DC/DC conversions
Device makes output voltage be less than input voltage to be converted to input voltage.
Conversion circuit 34 is additionally operable to output voltage being loaded into charging circuit.
Specifically, in the present embodiment, output voltage is loaded into charging circuit 34 by conversion circuit 33, and charging circuit 34 is right
Stable control source is obtained always in 35 charging process of battery.
Charging circuit 34, for being charged to battery 35 with output voltage.
Specifically, in the present embodiment, during charging circuit 34 charges to battery 35, always with stable output voltage
It charges to battery 35, since the output voltage of the charging circuit is equal to default low voltage value, so when charging to battery 35,
It is to be charged to battery 35 in a manner of high current low-voltage.
Method shown in FIG. 1 is able to carry out by component in this present embodiment, the part that the present embodiment is not described in detail can
The related description of reference pair Fig. 1.
The technical solution of the embodiment of the present invention has the advantages that：Whether controller detects charging port input voltage
Not less than default high-voltage value；If controller detects that charging port input voltage is not less than default high-voltage value, electricity is converted
Input voltage is converted on road, and to obtain output voltage, output voltage is equal to default low voltage value；Conversion circuit will export electricity
Pressure is loaded into charging circuit；Charging circuit charges to battery with output voltage.Due to improving filling of being electrically connected with charging port
The output voltage of electric appliance has reduced output current, and increases conversion circuit on mobile terminals, so making the biography of charger
The charging modes of low current may be used in defeated line, reduce the requirement to the wire rod that charges.And due to being in charging port input
Standard BC1.1 agreements can be used in high voltage, and the MCU of complex protocol identification and multiple integrated is carried out without increasing in charger
Circuit devcie reduces the cost of manufacture of charger.
Example IV
The embodiment of the present invention provides the charging unit of another mobile terminal, referring to FIG. 4, it is institute of the embodiment of the present invention
The structural schematic diagram of the device of offer.As shown, on the basis of a upper embodiment, the charging of the mobile terminal of the present embodiment
In device, controller 32 is electrically connected with charging circuit 34, and controller 32 is electrically connected with battery 35.
Further, in this embodiment controller 32, is additionally operable to charging circuit 34 with output voltage to 35 charging of battery
Afterwards, the temperature of conversion circuit 33 and charging circuit 34 is acquired.Controller 32 is additionally operable to if it is determined that the temperature of conversion circuit 33 is higher than
The temperature of charging circuit 34 then sends the first control instruction to conversion circuit 33, it is defeated that the first update is carried in the first control instruction
Go out voltage, the first update output voltage is more than default low voltage value and less than default high-voltage value.Conversion circuit 33, is additionally operable to root
According to the first update output voltage in the first control instruction, the first update output voltage is converted input voltage into, and be loaded into
Charging circuit.
Specifically, in the present embodiment, controller 32 can acquire conversion circuit 33 and charging electricity respectively at interval of preset time
The temperature on road 34.If controller 32 determines that the temperature of conversion circuit 33 is higher than the temperature of charging circuit 34, illustrate conversion circuit
33 fever is larger, then in order to accelerate the heat dissipation of conversion circuit 33, accelerates transfer efficiency, then controller 32 is sent out to conversion circuit 33
The first control instruction is sent, so that conversion circuit 33 updates output voltage according to first in the first control instruction, by input voltage
Be converted to the first update output voltage.It is defeated to convert input voltage into the first update according to the first control instruction for conversion circuit 33
Go out voltage, and is loaded into charging circuit 34.Since the value of the first update output voltage is more than the value of original output voltage,
So improving the transfer efficiency of conversion circuit, and the fever of conversion circuit is reduced, the temperature of conversion circuit is made to reduce.
Further, controller 32 are additionally operable to if it is determined that the temperature of conversion circuit 33 is less than the temperature of charging circuit 34, then
The second control instruction is sent to conversion circuit 33, the second update output voltage, the second update output are carried in the second control instruction
Voltage is less than default low voltage value.Conversion circuit 33 is additionally operable to according to the second update output voltage in the second control instruction, will
Input voltage is converted to the second update output voltage, and is loaded into charging circuit 34.
Specifically, in the present embodiment, determine that the temperature of conversion circuit 33 is less than the temperature of charging circuit 34 in controller 32,
Illustrate that the fever of charging circuit 34 is larger, needs to cool down to charging circuit 34.In order to accelerate the heat dissipation of charging circuit 34, add
Fast charge electrical efficiency, then controller 32 sends the second control instruction to conversion circuit 33, so that conversion circuit 33 is according to the second control
The second update output voltage in instruction, converts input voltage into the second update output voltage, and be loaded into charging circuit 34.
Since the value of the second update output voltage is less than the value of original output voltage, so improving the charging of charging circuit 34
Efficiency, and the fever of charging circuit 34 is reduced, so that the temperature of charging circuit 34 is reduced.
Further, whether controller 32, the electricity for being additionally operable to monitoring battery 35 are equal to default full power consumption.Controller
32, if being additionally operable to monitor that the electricity of battery 35 is equal to default full power consumption, close conversion circuit 33 and charging circuit 34.
Specifically, in the present embodiment, if controller 32 monitors that the electricity of battery 35 is equal to default full power consumption, illustrate
Battery 35 is at full charge, does not need conversion circuit 33 and is converted to input voltage, does not also need charging circuit 34 and continues to electricity
Pond 35 is charged, then closes conversion circuit 33 and charging circuit 34.
Method shown in Fig. 2 is able to carry out by component in this present embodiment, the part that the present embodiment is not described in detail can
The related description of reference pair Fig. 2.
The technical solution of the embodiment of the present invention has the advantages that：It is charged to battery with output voltage in charging circuit
Afterwards, the temperature of controller acquisition conversion circuit and charging circuit, controller judge the temperature of conversion circuit higher than charging circuit
Temperature carries the first update output electricity if so, controller sends the first control instruction to conversion circuit in the first control instruction
Pressure, conversion circuit convert input voltage into the first update output according to the first update output voltage in the first control instruction
Voltage, and it is loaded into charging circuit, charging circuit is charged the battery with the first update output voltage.Otherwise, controller is sentenced
Whether the temperature of disconnected conversion circuit is less than the temperature of charging circuit, refers to if so, controller sends the second control to conversion circuit
It enables, the second update output voltage is carried in the second control instruction, conversion circuit is according to the second update output voltage, by input voltage
The second update output voltage is converted to, and is loaded into charging circuit, charging circuit carries out battery with the second update output voltage
Charging.The dynamic regulation to heating circuit is realized, the heating of mobile terminal is made to switch between two circuits, is improved mobile whole
The heating problem at end.
Embodiment five
A kind of mobile terminal is present embodiments provided, which includes the shifting such as previous embodiment one or embodiment two
Dynamic charging unit.
In the present embodiment, the movement in the structure and function and embodiment one or embodiment two of the charging unit of mobile terminal
The structure and function of the charging unit of terminal is identical, and this is no longer going to repeat them.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of circuit, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, for example, multiple circuits can combine or can be with
It is integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed mutual
Coupling, direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or circuit, can
To be electrical, machinery or other forms.
The circuit illustrated as separating component may or may not be physically separated, and be shown as unit
Component may or may not be physical unit, you can be located at a place, or may be distributed over multiple networks
On unit.Some or all of unit therein can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, the circuit in each embodiment of the present invention can be integrated in a processing unit, can also be each
Circuit physically exists alone, can also be during two or more circuits are integrated in one unit.Above-mentioned integrated unit both may be used
It realizes, can also be realized in the form of hardware adds SFU software functional unit in the form of using hardware.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution, improvement and etc. done should be included within the scope of protection of the invention.
Claims (7)
1. a kind of charging method of mobile terminal, which is characterized in that including：
Whether controller detects charging port input voltage not less than default high-voltage value；
If the controller detects that the charging port input voltage is not less than default high-voltage value, conversion circuit will be described
Input voltage is converted, and to obtain output voltage, the output voltage is equal to default low voltage value；
The output voltage is loaded into charging circuit by the conversion circuit；
The charging circuit charges to battery with the output voltage；
The charging circuit is with the output voltage to further including after battery charging：
The controller acquires the temperature of the conversion circuit and the charging circuit；
If the controller determines that the temperature of the conversion circuit is higher than the temperature of the charging circuit, the controller is to institute
It states conversion circuit and sends the first control instruction, the first update output voltage is carried in first control instruction, described first more
New output voltage is more than the default low voltage value and is less than the default high-voltage value；
The conversion circuit is converted to the input voltage according to the first update output voltage in first control instruction
First update output voltage, and it is loaded into the charging circuit.
2. according to the method described in claim 1, it is characterized in that, further including：
If the controller determines that the temperature of the conversion circuit is less than the temperature of the charging circuit, the controller is to institute
It states conversion circuit and sends the second control instruction, the second update output voltage is carried in second control instruction, described second more
New output voltage is less than default low voltage value；
The conversion circuit is converted to the input voltage according to the second update output voltage in second control instruction
Second update output voltage, and it is loaded into the charging circuit.
3. method according to claim 1 or 2, which is characterized in that further include：
Whether the electricity of battery described in the monitoring control devices is equal to default full power consumption；
If the electricity of the monitoring control devices to the battery is equal to default full power consumption, the conversion circuit and described is closed
Charging circuit.
4. a kind of charging unit of mobile terminal, which is characterized in that including：Charging port, controller, conversion circuit, charging electricity
Road and battery；
The controller, the conversion circuit input terminal be electrically connected respectively with the charging port, the controller with it is described
The input terminal of conversion circuit is electrically connected, and the output end of the conversion circuit is electrically connected with the input terminal of the charging circuit, described
The output end of charging circuit is electrically connected with the battery；
The controller, for whether detecting charging port input voltage not less than default high-voltage value；
The conversion circuit, if detecting that the charging port input voltage is not less than default high voltage for the controller
Value, then convert the input voltage, and to obtain output voltage, the output voltage is equal to default low voltage value；
The conversion circuit is additionally operable to the output voltage being loaded into charging circuit；
The charging circuit, for being charged to battery with the output voltage；
The controller is electrically connected with the charging circuit；
The controller is additionally operable to after the charging circuit charges to battery with the output voltage, it is electric to acquire the conversion
The temperature on road and the charging circuit；
The controller is additionally operable to if it is determined that the temperature of the conversion circuit is higher than the temperature of the charging circuit, then to described
Conversion circuit sends the first control instruction, and the first update output voltage, first update are carried in first control instruction
Output voltage is more than the default low voltage value and is less than the default high-voltage value；
The conversion circuit is additionally operable to according to the first update output voltage in first control instruction, by input electricity
Pressure is converted to the first update output voltage, and is loaded into the charging circuit.
5. the charging unit of mobile terminal according to claim 4, which is characterized in that
The controller is additionally operable to if it is determined that the temperature of the conversion circuit is less than the temperature of the charging circuit, then to described
Conversion circuit sends the second control instruction, and the second update output voltage, second update are carried in second control instruction
Output voltage is less than default low voltage value；
The conversion circuit is additionally operable to according to the second update output voltage in second control instruction, by input electricity
Pressure is converted to the second update output voltage, and is loaded into the charging circuit.
6. the charging unit of mobile terminal according to claim 4 or 5, which is characterized in that the controller and the electricity
Pond is electrically connected；
Whether the controller, the electricity for being additionally operable to monitor the battery are equal to default full power consumption；
The controller closes the conversion electricity if being additionally operable to monitor that the electricity of the battery is equal to default full power consumption
Road and the charging circuit.
7. a kind of mobile terminal, which is characterized in that include the charging unit of claim 4-6 any one of them mobile terminals.
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| CN201610368338.1A CN105978069B (en) | 2016-05-27 | 2016-05-27 | The charging method and device and mobile terminal of mobile terminal |
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| CN201610368338.1A CN105978069B (en) | 2016-05-27 | 2016-05-27 | The charging method and device and mobile terminal of mobile terminal |
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| CN105978069B true CN105978069B (en) | 2018-09-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107612052A (en) * | 2016-07-11 | 2018-01-19 | 中兴通讯股份有限公司 | The charging method and mobile terminal of mobile terminal |
| CN107947252B (en) * | 2016-10-12 | 2020-09-22 | Oppo广东移动通信有限公司 | Terminal and equipment |
| EP3462565B1 (en) | 2017-04-13 | 2021-02-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Device to be charged and charging method |
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| CN103580255A (en) * | 2013-11-19 | 2014-02-12 | 惠州Tcl移动通信有限公司 | Quick charging terminal |
| CN104682128A (en) * | 2015-02-11 | 2015-06-03 | 上海长园维安电子线路保护有限公司 | Charging interface for overcurrent or overheating protection |
| CN204497757U (en) * | 2014-12-04 | 2015-07-22 | 普天新能源（深圳）有限公司 | Charging circuit and charging system |
| CN105098884A (en) * | 2015-07-01 | 2015-11-25 | 小米科技有限责任公司 | Charging device and charging method for mobile terminal |
| CN105207289A (en) * | 2015-09-14 | 2015-12-30 | 联想(北京)有限公司 | Charging module, electronic equipment and charging method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI414126B (en) * | 2009-01-23 | 2013-11-01 | Asustek Comp Inc | Charge device |
| JP2012178899A (en) * | 2011-02-25 | 2012-09-13 | Nissan Motor Co Ltd | Charger |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580255A (en) * | 2013-11-19 | 2014-02-12 | 惠州Tcl移动通信有限公司 | Quick charging terminal |
| CN204497757U (en) * | 2014-12-04 | 2015-07-22 | 普天新能源（深圳）有限公司 | Charging circuit and charging system |
| CN104682128A (en) * | 2015-02-11 | 2015-06-03 | 上海长园维安电子线路保护有限公司 | Charging interface for overcurrent or overheating protection |
| CN105098884A (en) * | 2015-07-01 | 2015-11-25 | 小米科技有限责任公司 | Charging device and charging method for mobile terminal |
| CN105207289A (en) * | 2015-09-14 | 2015-12-30 | 联想(北京)有限公司 | Charging module, electronic equipment and charging method |
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| CN105978069A (en) | 2016-09-28 |
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