CN105978069A - Charging method and apparatus of mobile terminal, and mobile terminal - Google Patents
Charging method and apparatus of mobile terminal, and mobile terminal Download PDFInfo
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- CN105978069A CN105978069A CN201610368338.1A CN201610368338A CN105978069A CN 105978069 A CN105978069 A CN 105978069A CN 201610368338 A CN201610368338 A CN 201610368338A CN 105978069 A CN105978069 A CN 105978069A
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- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 4
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
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- 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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- 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
The embodiment of the invention provides a charging method and apparatus of a mobile terminal, and a mobile terminal. The charging method comprises: a controller detects whether an input voltage of a charging port is not less than a preset high voltage value; if so, a conversion circuit converts the input voltage to obtain an output voltage that is equal to a preset low voltage value; the conversion circuit loads the output voltage to a charging circuit; and the charging circuit charges a battery with the output voltage. Therefore, a transmission line of a charger can employs a low-current charging way, so that the requirement of a charging wire can be reduced. Moreover, adding of an MCU and a plurality of integrated circuit devices for complicated protocol identification into a charger is not needed, so that the manufacturing cost of the charger is lowered.
Description
[technical field]
The present invention relates to technical field of mobile terminals, particularly relate to charging method and the dress of a kind of mobile terminal
Put and mobile terminal.
[background technology]
Along with the fast development of development of Mobile Internet technology, the mobile terminal such as smart mobile phone has become people in day
Often requisite instrument in life.User be mounted with in the terminal various application with realize shopping,
Listen music, see the functions such as video.This is tested greatly for the flying power of the battery of mobile terminal.
The problem being charged mobile terminal the most quickly and safely becoming people's extensive concern.
In prior art, the method to mobile terminal quick charge mainly has VOOC charging method.VOOC
Charging method directly exports big electric current at charger end and charges the battery, and the process of power conversion is all in charging
Device completes.Communication identification, charger end is needed to need to increase a charging at charger and mobile terminal
Identify MCU and multiple IC-components.Special shifting is filled soon to reach to identify with communication of mobile terminal
Dynamic terminal and common mobile terminal, it is to avoid big circuit damage common mobile terminal.
Method to mobile terminal quick charge in prior art, directly uses big electric current at charging port
Mobile terminal is charged, charging wire rod is required higher.And need to increase MCU at charger end
With multiple IC-components, complex protocol is resolved, add the cost of manufacture of charger.
[summary of the invention]
In view of this, the charging method of a kind of mobile terminal and device and shifting are embodiments provided
Dynamic terminal, directly uses big electric current to carry out mobile terminal in order to solving at charging port in prior art
Charging, requires higher to charging wire rod, and needs to increase MCU and multiple integrated circuit at charger end
Device, resolves complex protocol, adds the cost of manufacture technical problem of charger.
First aspect, embodiments provides the charging method of a kind of mobile terminal, including:
Whether controller detection charging port input voltage is not less than presetting high-voltage value；
If described controller detects that described charging port input voltage not less than presetting high-voltage value, then turns
Changing circuit to be changed by described input voltage, to obtain output voltage, described output voltage is equal to presetting
Low voltage value；
Described output voltage is loaded into charging circuit by described change-over circuit；
Battery is charged by described charging circuit with described output voltage.
Whether the embodiment of the present invention, by controller detection charging port input voltage not less than presetting high electricity
Pressure value；If controller detects charging port input voltage not less than presetting high-voltage value, then change-over circuit
Being changed by input voltage, to obtain output voltage, output voltage is equal to presetting low voltage value；Conversion
Output voltage is loaded into charging circuit by circuit；Battery is charged by charging circuit with output voltage.Owing to carrying
The output voltage of high charger electrically connect with charging port has reduced output electric current, and at mobile end
Add change-over circuit on end, so that the transmission line of charger can use the charging modes of small area analysis,
Decrease the requirement to charging wire rod.And owing to being high voltage in charging port input, standard can be used
BC1.1 agreement, it is not necessary to increase in charger and carry out the MCU of complex protocol identification and multiple integrated circuit
Device, decreases the cost of manufacture of charger.
Second aspect, embodiments provides the charging device of a kind of mobile terminal, including: charging end
Mouth, controller, change-over circuit, charging circuit and battery；
Described controller, the input of described change-over circuit electrically connect with described charging port respectively, described
Controller electrically connects with the input of described change-over circuit, the outfan of described change-over circuit and described charging
The input electrical connection of circuit, the outfan of described charging circuit electrically connects with described battery；
Described controller, is used for whether detecting charging port input voltage not less than presetting high-voltage value；
For described controller, described change-over circuit, if detecting that described charging port input voltage is not less than
Preset high-voltage value, then described input voltage is changed, to obtain output voltage, described output electricity
Pressure is equal to presetting low voltage value；
Described change-over circuit, is additionally operable to described output voltage is loaded into charging circuit；
Described charging circuit, for charging to battery with described output voltage.
The third aspect, embodiments provides a kind of mobile terminal, including: mobile end described above
The charging device of end.
[accompanying drawing explanation]
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to required in embodiment
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention's
Some embodiments, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
The flow chart of the charging method of a kind of mobile terminal that Fig. 1 provides for the embodiment of the present invention one；
The flow chart of the charging method of the another kind of mobile terminal that Fig. 2 provides for the embodiment of the present invention two；
The structural representation of the charging device of a kind of mobile terminal that Fig. 3 provides for the embodiment of the present invention three；
The structural representation of the charging device of the another kind of mobile terminal that Fig. 4 provides for the embodiment of the present invention four.
[detailed description of the invention]
In order to be better understood from technical scheme, below in conjunction with the accompanying drawings the embodiment of the present invention is carried out
Describe in detail.
It will be appreciated that described embodiment a part of embodiment that is only the present invention rather than whole
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The all other embodiments obtained under dynamic premise, broadly fall into the scope of protection of the invention.
The term used in embodiments of the present invention be only merely for describe specific embodiment purpose, rather than
It is intended to limit the present invention.Singulative used in the embodiment of the present invention and appended claims
" a kind of ", " " and " being somebody's turn to do " is also intended to include most form, unless context clearly shows that other implications.
Should be appreciated that term "and/or" used herein is only that a kind of association describing affiliated partner is closed
System, can there are three kinds of relations, such as, A and/or B, can represent in expression: individualism A, with
Time there is A and B, individualism B these three situation.It addition, character "/" herein, before typicallying represent
Rear affiliated partner is the relation of a kind of "or".
Depend on linguistic context, word as used in this " if " can be construed to " ... time " or
" when ... " or " in response to determining " or " in response to detection ".Similarly, depend on linguistic context, phrase " if
Determine " or " if detection (condition of statement or event) " " when determining " or " response can be construed to
In determining " or " when detect (condition of statement or event) time " or " in response to detection (condition of statement or thing
Part) ".
Embodiment one
The embodiment of the present invention provides the charging method of a kind of mobile terminal, refer to Fig. 1, and it is that the present invention is real
Execute the flow chart of the charging method of the mobile terminal that example is provided.As it can be seen, the method includes following step
Rapid:
S101, whether controller detection charging port input voltage is not less than presetting high-voltage value.
In the present embodiment, controller can be integrated on central processing unit.Controller electrically connects with charging port,
And then be electrically connected with charger, make charger that mobile terminal to be charged.In the present embodiment, right
The charger that mobile terminal is charged can be high-voltage charger, it is also possible to for common non-high-voltage charging
Device.
In the present embodiment, detect that charger is electrically connected with mobile terminal by charging port at controller
After connecing, whether the input voltage of detection charging port is not less than presetting high-voltage value.Wherein, high electricity is preset
Pressure value could be arranged to the numerical value of the output voltage higher than high-voltage charger.Such as the height that mobile terminal is charged
The output voltage values of pressure charger is 9V, then default high-voltage value can be set to 9.5V, it is also possible to for it
He meets the numerical value of condition, does not limits in the present embodiment.
In the present embodiment, if controller detects charging port input voltage not less than presetting high-voltage value,
Then illustrate that the charger to mobile terminal charging is high-voltage charger, if controller detects that charging port is defeated
Enter voltage less than presetting high-voltage value, then illustrate that the charger to mobile terminal charging is common non-high pressure
Charger.
S102, if controller detects that charging port input voltage not less than presetting high-voltage value, is then changed
Input voltage is changed by circuit, and to obtain output voltage, output voltage is equal to presetting low voltage value.
In the present embodiment, can include DC/DC transducer at change-over circuit, this DC/DC transducer is
Voltage-dropping type DC/DC transducer, to change input voltage, makes output voltage be less than input voltage.
Specifically, in the present embodiment, if controller detects charging port input voltage not less than presetting height
Magnitude of voltage, then illustrate that the charger to mobile terminal charging is high-voltage charger, this high-voltage charger defeated
Going out voltage not less than presetting high-voltage value, output electric current is relatively small electric current, then change-over circuit is by defeated
Entering voltage to change, the output voltage after conversion is equal to presetting low voltage value.In the present embodiment, preset
Low voltage value can be 5V, or is other numerical value less than input voltage, does not limits in the present embodiment.
S103, output voltage is loaded into charging circuit by change-over circuit.
Specifically, in the present embodiment, output voltage is loaded into charging circuit, charging circuit by change-over circuit
All the time stable voltage input is obtained in battery charging process.
S104, battery is charged by charging circuit with output voltage.
Specifically, in the present embodiment, during battery is charged by charging circuit, all the time with stable defeated
Going out voltage to be charged battery, due to the output voltage of charging circuit, it is equal to presetting low voltage value,
During so battery is charged, it is in the way of big current low voltage, battery to be charged.
During it should be noted that the charging device of charger and mobile terminal communicates in the present embodiment,
Use the BC1.1 agreement of standard.
Whether the embodiment of the present invention, by controller detection charging port input voltage not less than presetting high electricity
Pressure value；If controller detects charging port input voltage not less than presetting high-voltage value, then change-over circuit
Being changed by input voltage, to obtain output voltage, output voltage is equal to presetting low voltage value；Conversion
Output voltage is loaded into charging circuit by circuit；Battery is charged by charging circuit with output voltage.Owing to carrying
The output voltage of high charger electrically connect with charging port has reduced output electric current, and at mobile end
Add change-over circuit on end, so that the transmission line of charger can use the charging modes of small area analysis,
Decrease the requirement to charging wire rod.And owing to being high voltage in charging port input, standard can be used
BC1.1 agreement, it is not necessary to increase in charger and carry out the MCU of complex protocol identification and multiple integrated circuit
Device, decreases the cost of manufacture of charger.
It should be noted that mobile terminal involved in the embodiment of the present invention can include but not limited to hands
Machine, personal digital assistant (Personal Digital Assistant, PDA), radio hand-held equipment, flat
Plate computer (Tablet Computer), MP3 player, MP4 player etc..
Embodiment two
The embodiment of the present invention provides the charging method of another kind of mobile terminal, refer to Fig. 2, and it is the present invention
The flow chart of the charging method of the mobile terminal that embodiment is provided.The present embodiment compared to embodiment one, for
One particularly preferred embodiment, then the charging method of the mobile terminal that the present embodiment provides includes following step
Suddenly.
S201, whether controller detection charging port input voltage is not less than presetting high-voltage value, if so,
Then perform S202, otherwise, perform S205.
Specifically, in the present embodiment, can use high-voltage charger is mobile terminal charging, it is possible to use
Common non-high-voltage charger is mobile terminal charging.If controller determines charging port, input voltage is less than
Preset high-voltage value, then illustrate that common non-high-voltage charger is filled by the charging of charging port with mobile terminal
Putting electrical connection, the battery for mobile terminal charges.If controller determines charging port, input voltage is not less than
Preset high-voltage value, then explanation high-voltage charger is electrically connected by the charging device of charging port with mobile terminal
Connecing, the battery for mobile terminal charges.
S202, input voltage changed by change-over circuit, and to obtain output voltage, output voltage is equal to
Preset low voltage value.
S203, output voltage is loaded into charging circuit by change-over circuit.
S204, battery is charged by charging circuit with output voltage.
In the present embodiment, the implementation of S202-S204 and the S102-S104 in the embodiment of the present invention one
Implementation identical, this is no longer going to repeat them.
After having performed S204, perform S206.
S205, battery is charged by charging circuit with input voltage.
In the present embodiment, if controller determines that charging port input voltage less than presetting high-voltage value, is then said
Bright common non-high-voltage charger is electrically connected with the charging device of mobile terminal by charging port, then charged electrical
Battery is charged by road with input voltage.This input voltage is the output voltage of common non-high-voltage charger.
After having performed S205, perform S214.
S206, controller gathers change-over circuit and the temperature of charging circuit.
Further, in this enforcement, controller is also electrically connected with charging circuit, at interval of time default
Between gather the temperature of change-over circuit and charging circuit respectively.Wherein, Preset Time can be 5 seconds, or its
The numerical value that he is suitable, does not limits this in the present embodiment.
S207, controller judges whether the temperature of change-over circuit is higher than the temperature of charging circuit, the most then
Perform S208, if it is not, then perform S210.
In the present embodiment, if controller determines the temperature temperature higher than charging circuit of change-over circuit, then say
The heating of bright change-over circuit is relatively big, if controller determines the temperature temperature less than charging circuit of change-over circuit,
Then illustrate that the heating of charging circuit is bigger.
S208, controller sends the first control instruction to change-over circuit, carries first in the first control instruction
Update output voltage.
Further, in the present embodiment, in order to accelerate the heat radiation of change-over circuit, accelerate conversion efficiency, then
Controller sends the first control instruction to change-over circuit, so that change-over circuit is according in the first control instruction
First updates output voltage, converts input voltage into the first renewal output voltage.
Wherein, first updates output voltage more than presetting low voltage value and less than presetting high-voltage value.Such as
Default low voltage value can be 4.5V, and the first renewal output voltage can be 5V, presets high-voltage value permissible
For 9.5V.First value updating output voltage can also be other numerical value meeting condition, the present embodiment
In do not limit.
S209, change-over circuit is according to the first renewal output voltage in the first control instruction, by input voltage
Be converted to the first renewal output voltage, and be loaded into charging circuit.
Further, in the present embodiment, input voltage, according to the first control instruction, is changed by change-over circuit
It is the first renewal output voltage, and is loaded into charging circuit.Owing to the value of the first renewal output voltage is big
In the value of original output voltage, so improve the conversion efficiency of change-over circuit, and reduce conversion
The heating of circuit, makes the temperature of change-over circuit reduce.
After having performed S209, perform S213.
S210, controller judges whether the temperature of change-over circuit is less than the temperature of charging circuit, the most then
Perform S211, if it is not, then perform S204.
In the present embodiment, after controller determines the temperature that the temperature of change-over circuit is not higher than charging circuit,
Judge whether the temperature of change-over circuit is less than the temperature of charging circuit, if the temperature of change-over circuit is less than charging
The temperature of circuit, illustrates that the heating of charging circuit is relatively big, needs to lower the temperature charging circuit.If conversion
The temperature of circuit is equal to the temperature of charging circuit, then the heating of explanation change-over circuit and charging circuit equalizes.
S211, controller sends the second control instruction to change-over circuit, carries second in the second control instruction
Update output voltage.
Further, in the present embodiment, in order to accelerate the heat radiation of charging circuit, accelerate charge efficiency, then
Controller sends the second control instruction to change-over circuit, so that change-over circuit is according in the second control instruction
Second updates output voltage, converts input voltage into the second renewal output voltage.
Wherein, second updates output voltage less than presetting low voltage value.Such as presetting low voltage value can be
4.5V, the second renewal output voltage can be 4.3V, or other meet other numerical value of condition, this enforcement
This is not limited by example.
S212, change-over circuit updates output voltage according to second, converts input voltage into the second renewal defeated
Go out voltage, and be loaded into charging circuit.
Further, in the present embodiment, input voltage, according to the second control instruction, is changed by change-over circuit
It is the second renewal output voltage, and is loaded into charging circuit.Owing to the value of the second renewal output voltage is little
In the value of original output voltage, so improve the charge efficiency of charging circuit, and reduce charging
The heating of circuit, makes the temperature of charging circuit reduce.
S213, charging circuit updates output voltage with first or battery is filled by the second renewal output voltage
Electricity.
In the present embodiment, if controller determines the temperature temperature higher than charging circuit of change-over circuit, then turn
Changing circuit and the first renewal output voltage is loaded into charging circuit, charging circuit updates output voltage with first
Battery is charged, if controller determines the temperature temperature less than charging circuit of change-over circuit, then turns
Changing circuit and the second renewal output voltage is loaded into charging circuit, charging circuit updates output voltage with second
Battery is charged.
S214, whether the electricity of monitoring control devices battery is equal to presetting full power consumption, if controller determines electricity
The electricity in pond equal to presetting full power consumption, then closes change-over circuit and charging circuit.
Further, in the present embodiment, controller electrically connects with battery, and supervises the electricity of battery
Surveying, if the electricity monitoring battery is equal to preset full power consumption, then explanation battery is at full charge, it is not necessary to
Input voltage is changed by change-over circuit, it is not required that charging circuit continues to be charged battery, then
Close change-over circuit and charging circuit.
The embodiment of the present invention, after battery is charged by charging circuit with output voltage, controller collection is changed
Circuit and the temperature of charging circuit, controller judges the temperature temperature higher than charging circuit of change-over circuit,
The most then controller sends the first control instruction to change-over circuit, carries first more in the first control instruction
New output voltage, change-over circuit, will input electricity according to the first renewal output voltage in the first control instruction
Pressure is converted to the first renewal output voltage, and is loaded into charging circuit, and charging circuit updates output with first
Battery is charged by voltage.Otherwise, controller judges that whether the temperature of change-over circuit is less than charging circuit
Temperature, the most then controller sends the second control instruction to change-over circuit, takes in the second control instruction
Band the second renewal output voltage, change-over circuit updates output voltage according to second, converts input voltage into
Second updates output voltage, and is loaded into charging circuit, and charging circuit updates output voltage to electricity with second
Pond is charged.Decrease the requirement to charging wire rod and decrease charger cost of manufacture while,
Achieve the dynamic regulation to heating circuit, make the intensification of mobile terminal switch between two circuit, change
The heating problem of kind mobile terminal.
Embodiment three
The embodiment of the present invention provides the charging device of a kind of mobile terminal, refer to Fig. 3, and it is that the present invention is real
Execute the structural representation of the device that example is provided.As it can be seen, the device that the present embodiment provides includes: fill
Electricity port 31, controller 32, change-over circuit 33, charging circuit 34 and battery 35.
Wherein, controller 32, the input of change-over circuit 33 electrically connect with charging port 31 respectively, control
Device 32 processed electrically connects with the input of change-over circuit 33, the outfan of change-over circuit 33 and charging circuit
The input electrical connection of 34, the outfan of charging circuit 34 electrically connects with battery 35.
In the present embodiment, controller 32, it is used for whether detecting charging port 31 input voltage not less than pre-
If high-voltage value.
Specifically, in the present embodiment, controller 32 can be integrated on central processing unit.Controller 32 with
Charging port 31 electrically connects, and then is electrically connected with charger, makes charger fill mobile terminal
Electricity.After controller 32 detects that charger is electrically connected by charging port 31 and mobile terminal,
Whether the input voltage of detection charging port 31 is not less than presetting high-voltage value.Wherein, high-voltage value is preset
Could be arranged to the numerical value of the output voltage higher than high-voltage charger.
Change-over circuit 33, if detecting charging port 31 input voltage not less than presetting for controller 32
High-voltage value, then change input voltage, and to obtain output voltage, output voltage is low equal to presetting
Magnitude of voltage.
Specifically, in the present embodiment, if controller 32 detects charging port 31, input voltage is not less than
Preset high-voltage value, then illustrate that the charger to mobile terminal charging is high-voltage charger, this high-voltage charging
The output voltage of device is not less than presetting high-voltage value, and output electric current is relatively small electric current, then change electricity
Input voltage is changed by road 33, and the output voltage after conversion is equal to presetting low voltage value.
In the present embodiment, change-over circuit 33 includes DC/DC transducer, and this DC/DC transducer is
Voltage-dropping type DC/DC transducer, to change input voltage, makes output voltage be less than input voltage.
Change-over circuit 34, is additionally operable to output voltage is loaded into charging circuit.
Specifically, in the present embodiment, output voltage is loaded into charging circuit 34 by change-over circuit 33, fills
Electricity circuit 34 obtains stable voltage input in battery 35 charging process all the time.
Charging circuit 34, for charging to battery 35 with output voltage.
Specifically, in the present embodiment, during battery 35 is charged by charging circuit 34, all the time with surely
Battery 35 is charged by fixed output voltage, owing to the output voltage of this charging circuit is equal to presetting low electricity
Pressure value, during so charging battery 35, is to be charged battery 35 in the way of big current low voltage.
Owing to the assembly in the present embodiment is able to carry out the method shown in Fig. 1, the present embodiment does not describes in detail
Part, refer to the related description to Fig. 1.
The technical scheme of the embodiment of the present invention has the advantages that controller detection charging port input
Whether voltage is not less than presetting high-voltage value；If controller detects that charging port input voltage is not less than pre-
If high-voltage value, then input voltage is changed by change-over circuit, to obtain output voltage, and output voltage
Equal to presetting low voltage value；Output voltage is loaded into charging circuit by change-over circuit；Charging circuit is with output
Battery is charged by voltage.Reduce owing to improve the output voltage of the charger electrically connected with charging port
Output electric current, and adds change-over circuit on mobile terminals, so that the transmission line of charger is permissible
Use the charging modes of small area analysis, decrease the requirement to charging wire rod.And due to defeated at charging port
Enter for high voltage, standard BC1.1 agreement can be used, it is not necessary to increase in charger and carry out complex protocol knowledge
Other MCU and multiple IC-components, decrease the cost of manufacture of charger.
Embodiment four
The embodiment of the present invention provides the charging device of another kind of mobile terminal, refer to Fig. 4, and it is the present invention
The structural representation of the device that embodiment is provided.As it can be seen, on the basis of a upper embodiment, this
In the charging device of the mobile terminal of embodiment, controller 32 electrically connects with charging circuit 34, controller
32 electrically connect with battery 35.
Further, in the present embodiment, controller 32, it is additionally operable to charging circuit 34 with output voltage pair
After battery 35 charging, gather change-over circuit 33 and the temperature of charging circuit 34.Controller 32, also
For if it is determined that the temperature of change-over circuit 33 is higher than the temperature of charging circuit 34, then to change-over circuit 33
Sending the first control instruction, carry the first renewal output voltage in the first control instruction, first updates output
Voltage is more than presetting low voltage value and less than presetting high-voltage value.Change-over circuit 33, is additionally operable to according to first
The first renewal output voltage in control instruction, converts input voltage into the first renewal output voltage, and
It is loaded into charging circuit.
Specifically, in the present embodiment, controller 32 can gather change-over circuit respectively at interval of Preset Time
33 and the temperature of charging circuit 34.If controller 32 determines that the temperature of change-over circuit 33 is higher than charged electrical
The temperature on road 34, then the heating of explanation change-over circuit 33 is relatively big, then in order to accelerate dissipating of change-over circuit 33
Heat, accelerates conversion efficiency, then controller 32 sends the first control instruction to change-over circuit 33, so that turning
Change circuit 33 and update output voltage according to first in the first control instruction, convert input voltage into first
Update output voltage.Change-over circuit 33, according to the first control instruction, converts input voltage into the first renewal
Output voltage, and it is loaded into charging circuit 34.Owing to first updates the value of output voltage more than original
The value of output voltage, so improve the conversion efficiency of change-over circuit, and reduces sending out of change-over circuit
Heat, makes the temperature of change-over circuit reduce.
Further, controller 32, it is additionally operable to if it is determined that the temperature of change-over circuit 33 is less than charging circuit
The temperature of 34, then send the second control instruction to change-over circuit 33, carry second in the second control instruction
Updating output voltage, second updates output voltage less than presetting low voltage value.Change-over circuit 33, is additionally operable to
According to the second renewal output voltage in the second control instruction, convert input voltage into the second renewal output
Voltage, and it is loaded into charging circuit 34.
Specifically, in the present embodiment, determine that the temperature of change-over circuit 33 is less than charged electrical at controller 32
The temperature on road 34, illustrates that the heating of charging circuit 34 is relatively big, needs to lower the temperature charging circuit 34.
In order to accelerate the heat radiation of charging circuit 34, accelerate charge efficiency, then controller 32 is to change-over circuit 33
Send the second control instruction, so that change-over circuit 33 is according to the second renewal output electricity in the second control instruction
Pressure, converts input voltage into the second renewal output voltage, and is loaded into charging circuit 34.Due to second
Update the value value less than original output voltage of output voltage, so improve charging circuit 34
Charge efficiency, and reduce the heating of charging circuit 34, make the temperature of charging circuit 34 reduce.
Further, controller 32, it is additionally operable to whether monitor the electricity of battery 35 equal to presetting full electricity electricity
Amount.Controller 32, if the electricity being additionally operable to monitor battery 35 is equal to preset full power consumption, then cuts out
Change-over circuit 33 and charging circuit 34.
Specifically, in the present embodiment, if controller 32 monitors the electricity of battery 35 equal to presetting full electricity
Electricity, then explanation battery 35 is at full charge, it is not necessary to input voltage is changed by change-over circuit 33,
Continue battery 35 is charged also without charging circuit 34, then close change-over circuit 33 and charged electrical
Road 34.
Owing to the assembly in the present embodiment is able to carry out the method shown in Fig. 2, the present embodiment does not describes in detail
Part, refer to the related description to Fig. 2.
The technical scheme of the embodiment of the present invention has the advantages that at charging circuit with output voltage pair
After battery charging, controller gathers change-over circuit and the temperature of charging circuit, and controller judges change-over circuit
Temperature higher than the temperature of charging circuit, the most then controller sends the first control instruction to change-over circuit,
Carrying the first renewal output voltage in first control instruction, change-over circuit is according in the first control instruction
One updates output voltage, converts input voltage into the first renewal output voltage, and is loaded into charging circuit,
Charging circuit updates output voltage with first and is charged battery.Otherwise, controller judges change-over circuit
Temperature whether less than the temperature of charging circuit, the most then controller sends the second control to change-over circuit
Instruction, carries the second renewal output voltage in the second control instruction, change-over circuit updates output according to second
Voltage, converts input voltage into the second renewal output voltage, and is loaded into charging circuit, charging circuit
Update output voltage with second battery is charged.Achieve the dynamic regulation to heating circuit, make shifting
The intensification of dynamic terminal switches between two circuit, improves the heating problem of mobile terminal.
Embodiment five
Present embodiments providing a kind of mobile terminal, this mobile terminal includes such as previous embodiment one or implements
The charging device of the movement of example two.
In the present embodiment, the 26S Proteasome Structure and Function of the charging device of mobile terminal and embodiment one or embodiment two
In the 26S Proteasome Structure and Function of charging device of mobile terminal identical, this is no longer going to repeat them.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method,
Can realize by another way.Such as, device embodiment described above is only schematically,
Such as, the division of circuit, it is only a kind of logic function and divides, actual can have other drawing when realizing
Point mode, such as, multiple circuit can in conjunction with or be desirably integrated into another system, or some features
Can ignore, or not perform.Another point, shown or discussed coupling each other or direct-coupling
Or communication connection can be the INDIRECT COUPLING by some interfaces, device or circuit or communication connection, permissible
It is electrical, machinery or other form.
The circuit illustrated as separating component can be or may not be physically separate, as list
The parts of unit's display can be or may not be physical location, i.e. may be located at a place, or
Can also be distributed on multiple NE.Part therein or complete can be selected according to the actual needs
Portion's unit realizes the purpose of the present embodiment scheme.
It addition, the circuit in each embodiment of the present invention can be integrated in a processing unit, it is possible to
Being that each circuit is individually physically present, it is also possible to two or more circuit are integrated in a unit.
Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds software function list
The form of unit realizes.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all in the present invention
Spirit and principle within, any modification, equivalent substitution and improvement etc. done, should be included in this
Within the scope of bright protection.
Claims (9)
1. the charging method of a mobile terminal, it is characterised in that including:
Whether controller detection charging port input voltage is not less than presetting high-voltage value；
If described controller detects that described charging port input voltage not less than presetting high-voltage value, then turns
Changing circuit to be changed by described input voltage, to obtain output voltage, described output voltage is equal to presetting
Low voltage value；
Described output voltage is loaded into charging circuit by described change-over circuit；
Battery is charged by described charging circuit with described output voltage.
Method the most according to claim 1, it is characterised in that described charging circuit is with described output
Voltage also includes after charging battery:
Described controller gathers described change-over circuit and the temperature of described charging circuit；
If described controller determines the temperature temperature higher than described charging circuit of described change-over circuit, then institute
State controller and send the first control instruction to described change-over circuit, described first control instruction carries first
Updating output voltage, described first updates output voltage more than described default low voltage value and less than described pre-
If high-voltage value；
Described change-over circuit is according to the first renewal output voltage in described first control instruction, by described defeated
Enter voltage and be converted to the first renewal output voltage, and be loaded into described charging circuit.
Method the most according to claim 2, it is characterised in that also include:
If described controller determines the temperature temperature less than described charging circuit of described change-over circuit, then institute
State controller and send the second control instruction to described change-over circuit, described second control instruction carries second
Updating output voltage, described second updates output voltage less than presetting low voltage value；
Described change-over circuit is according to the second renewal output voltage in described second control instruction, by described defeated
Enter voltage and be converted to the second renewal output voltage, and be loaded into described charging circuit.
The most according to the method in claim 2 or 3, it is characterised in that also include:
Whether the electricity of battery described in described monitoring control devices is equal to presetting full power consumption；
If described monitoring control devices is equal to preset full power consumption to the electricity of described battery, then close described turn
Change circuit and described charging circuit.
5. the charging device of a mobile terminal, it is characterised in that including: charging port, controller,
Change-over circuit, charging circuit and battery；
Described controller, the input of described change-over circuit electrically connect with described charging port respectively, described
Controller electrically connects with the input of described change-over circuit, the outfan of described change-over circuit and described charging
The input electrical connection of circuit, the outfan of described charging circuit electrically connects with described battery；
Described controller, is used for whether detecting charging port input voltage not less than presetting high-voltage value；
For described controller, described change-over circuit, if detecting that described charging port input voltage is not less than
Preset high-voltage value, then described input voltage is changed, to obtain output voltage, described output electricity
Pressure is equal to presetting low voltage value；
Described change-over circuit, is additionally operable to described output voltage is loaded into charging circuit；
Described charging circuit, for charging to battery with described output voltage.
Device the most according to claim 5, it is characterised in that described controller and described charged electrical
Road electrically connects；
Described controller, be additionally operable to described charging circuit with described output voltage to battery charge after, adopt
Collect described change-over circuit and the temperature of described charging circuit；
Described controller, is additionally operable to if it is determined that the temperature of described change-over circuit is higher than the temperature of described charging circuit
Degree, then send the first control instruction to described change-over circuit, carry first more in described first control instruction
New output voltage, described first updates output voltage more than described default low voltage value and is less than described presetting
High-voltage value；
Described change-over circuit, is additionally operable to according to the first renewal output voltage in described first control instruction,
Described input voltage is converted to the first renewal output voltage, and is loaded into described charging circuit.
Device the most according to claim 6, it is characterised in that
Described controller, is additionally operable to if it is determined that the temperature of described change-over circuit is less than the temperature of described charging circuit
Degree, then send the second control instruction to described change-over circuit, carry second more in described second control instruction
New output voltage, described second updates output voltage less than presetting low voltage value；
Described change-over circuit, is additionally operable to according to the second renewal output voltage in described second control instruction,
Described input voltage is converted to the second renewal output voltage, and is loaded into described charging circuit.
8. according to the device described in claim 6 or 7, it is characterised in that described controller and described electricity
Pond electrically connects；
Described controller, is additionally operable to whether monitor the electricity of described battery equal to presetting full power consumption；
Described controller, if the electricity being additionally operable to monitor described battery is equal to preset full power consumption, then closes
Close described change-over circuit and described charging circuit.
9. a mobile terminal, it is characterised in that include the mobile end described in any one of claim 5-8
The charging device of end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610368338.1A CN105978069B (en) | 2016-05-27 | 2016-05-27 | The charging method and device and mobile terminal of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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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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| CN105978069A true CN105978069A (en) | 2016-09-28 |
| CN105978069B CN105978069B (en) | 2018-09-21 |
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| WO2018010400A1 (en) * | 2016-07-11 | 2018-01-18 | 中兴通讯股份有限公司 | Charging method for mobile terminal and mobile terminal |
| CN107947252A (en) * | 2016-10-12 | 2018-04-20 | 广东欧珀移动通信有限公司 | Terminal and equipment |
| US11171499B2 (en) | 2017-04-13 | 2021-11-09 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Device to be charged with multiple charging channels, charging method, and charging control circuit with multiple charging channels |
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| Publication number | Publication date |
|---|---|
| CN105978069B (en) | 2018-09-21 |
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