CN106786935A - Charging method, device and terminal device - Google Patents
Charging method, device and terminal device Download PDFInfo
- Publication number
- CN106786935A CN106786935A CN201611258994.2A CN201611258994A CN106786935A CN 106786935 A CN106786935 A CN 106786935A CN 201611258994 A CN201611258994 A CN 201611258994A CN 106786935 A CN106786935 A CN 106786935A
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- charging
- low pressure
- voltage
- charge
- battery
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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
-
- 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
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- H02J7/0077—
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- H02J7/0088—
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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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- Power Engineering (AREA)
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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
Present invention is disclosed a kind of charging method, device and terminal device, the described method comprises the following steps：Judge whether to meet low pressure charge condition or high-voltage charging condition；When the low pressure charge condition is met, low pressure charging is carried out to battery using low pressure charge tunnel；When the high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage；Wherein, the low pressure charge tunnel and the high-voltage charging passage are in parallel.A kind of charging method that the embodiment of the present invention is provided, by setting two charge tunnels of low pressure and high pressure, high-low pressure is carried out using two charge tunnels alternately to charge, wherein, charge power is larger during high-voltage charging, therefore charging rate is fast, charge power is smaller when low pressure charges, therefore heating of charging is few, it is achieved thereby that to the balance of charge heating and charging rate, both heating problem during terminal charge had been alleviated, charging rate had been in turn ensure that.
Description
Technical field
The present invention relates to electronic technology field, a kind of charging side's device and terminal device are especially related to.
Background technology
At present, increasing mobile terminal starts, using technology is filled soon, to be charged using the technology of filling soon, can be significantly
Charging rate is improved, shortens the charging interval.The technology of filling is mainly by improving charge power to realize the raising of charging rate soon,
However, with the raising of charge power, the caloric value of terminal also increases therewith, so as to aggravate charging heating problem.
Therefore, how to generate heat charging and charging rate is balanced, be the technical problem of current urgent need to resolve.
The content of the invention
The main object of the present invention is to provide a kind of charging method, device and terminal device, it is intended to equilibrium charging generate heat and
Charging rate.
To achieve these objectives, the present invention proposes a kind of charging method, the described method comprises the following steps：
Judge whether to meet low pressure charge condition or high-voltage charging condition；
When the low pressure charge condition is met, low pressure charging is carried out to battery using low pressure charge tunnel；
When the high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage；
Wherein, the low pressure charge tunnel and the high-voltage charging passage are in parallel.
Alternatively, it is described the step of low pressure charges is carried out to battery using low pressure charge tunnel to include：
Close all of charge tunnel；
The low-voltage for notifying charger output to specify；
Open low pressure charge tunnel carries out low pressure charging to battery.
Alternatively, the magnitude of voltage of the low-voltage is 4-5V.
Alternatively, it is described to include the step of carry out high-voltage charging to battery using high-voltage charging passage：
Close all of charge tunnel；
The high voltage for notifying charger output to specify；
Open high-voltage charging passage carries out high-voltage charging to battery.
Alternatively, the high-tension magnitude of voltage is 6-20V.
Alternatively, the step of unlatching high-voltage charging passage carries out high-voltage charging to battery includes：
High voltage charge circuit in driving high-voltage charging passage is delivered to battery after carrying out step-down treatment to the high voltage.
Alternatively, it is described to judge whether that the step of meeting low pressure charge condition or high-voltage charging condition includes：
The temperature of terminal is detected, judges the temperature whether more than threshold value；
When the temperature is more than threshold value, judgement meets low pressure charge condition；
When the temperature is less than or equal to threshold value, judgement meets high-voltage charging condition.
Alternatively, it is described to judge whether that the step of meeting low pressure charge condition or high-voltage charging condition includes：
Monitoring high-low pressure replaces charge cycle；
When low pressure charge cycle is entered, judgement meets low pressure charge condition；
When the high-voltage charging cycle is entered, judgement meets high-voltage charging condition.
Alternatively, it is described to judge whether that the step of meeting low pressure charge condition or high-voltage charging condition includes：
Charge control instruction is received, the charge control instruction includes the first instruction and the second instruction；
When the first instruction is received, judgement meets low pressure charge condition；
When the second instruction is received, judgement meets high-voltage charging condition.
Alternatively, methods described also includes：In the switching slot of the low pressure charge tunnel and the high-voltage charging passage,
Pulsed discharge is carried out to battery.
Alternatively, it is described to include the step of carry out pulsed discharge to battery：By being parallel to the pulse switch of battery and putting
Resistance carries out pulsed discharge to the battery.
The present invention proposes a kind of charging device simultaneously, and described device includes that the low pressure charge tunnel being arranged in parallel and high pressure are filled
Electric channel, also includes：
Judge module, for judging whether to meet low pressure charge condition or high-voltage charging condition；
Charging module, for when the low pressure charge condition is met, low pressure being carried out to battery using low pressure charge tunnel
Charge；When the high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage.
Alternatively, the charging module includes low pressure charhing unit, and the low pressure charhing unit is used for：
When the low pressure charge condition is met, all of charge tunnel is closed, the low electricity for notifying charger output to specify
Pressure, open low pressure charge tunnel carries out low pressure charging to battery.
Alternatively, the charging module includes high-voltage charging unit, and the high-voltage charging unit is used for：
When the high-voltage charging condition is met, all of charge tunnel is closed, notify the height electricity that charger output is specified
Pressure, open high-voltage charging passage carries out high-voltage charging to battery.
Alternatively, the high-voltage charging unit is used for：The high voltage charge circuit in high-voltage charging passage is driven to the height
Voltage is delivered to battery after carrying out step-down treatment.
Alternatively, the judge module is used for：
The temperature of terminal is detected, judges the temperature whether more than threshold value；When the temperature is more than threshold value, judge to meet
Low pressure charge condition；When the temperature is less than or equal to threshold value, judgement meets high-voltage charging condition.
Alternatively, the judge module is used for：
Monitoring high-low pressure replaces charge cycle；When low pressure charge cycle is entered, judgement meets low pressure charge condition；When entering
When entering the high-voltage charging cycle, judgement meets high-voltage charging condition.
Alternatively, the judge module is used for：
Charge control instruction is received, the charge control instruction includes the first instruction and the second instruction；When receiving first
During instruction, judgement meets low pressure charge condition；When the second instruction is received, judgement meets high-voltage charging condition.
Alternatively, described device also includes discharge module, and the discharge module is used for：In the low pressure charge tunnel and institute
The switching slot of high-voltage charging passage is stated, pulsed discharge is carried out to battery.
Alternatively, the discharge cell is used for：By being parallel to the pulse switch and discharge resistance of battery to the battery
Carry out pulsed discharge.
The present invention also proposes a kind of terminal device, including：
Battery；
One or more processors；
Memory；
One or more application programs, wherein one or more of application programs are stored in the memory and quilt
It is configured to by one or more of computing devices, one or more of application programs are configurable for performing foregoing filling
Method for electrically.
A kind of charging method that the embodiment of the present invention is provided, by setting two charge tunnels of low pressure and high pressure, utilizes
Two charge tunnels carry out high-low pressure and alternately charge, wherein, charge power is larger during high-voltage charging, therefore charging rate is fast, low pressure
Charge power is smaller during charging, therefore heating of charging is few, it is achieved thereby that to the balance of charge heating and charging rate, both alleviating
Heating problem during terminal charge, in turn ensure that charging rate.
Brief description of the drawings
Fig. 1 is the flow chart of the charging method of first embodiment of the invention；
Fig. 2 is the particular flow sheet of step S10 in Fig. 1；
Fig. 3 is the another particular flow sheet of step S10 in Fig. 1；
Fig. 4 is the another particular flow sheet of step S10 in Fig. 1；
Fig. 5 is the particular flow sheet of step S20 in Fig. 1；
Fig. 6 is the particular flow sheet of step S30 in Fig. 1；
Fig. 7 is that electric current timing diagram when high-low voltage alternately charges is carried out using the charging method of the embodiment of the present invention；
Fig. 8 is that negative pulse is superimposed upon the signal in electric current sequential when pulsed discharge is carried out in high-low voltage charging process
Figure；
Fig. 9 is the circuit connection diagram of the embodiment of terminal device one of the charging method for realizing the embodiment of the present invention；
Figure 10 is the module diagram of the charging device of second embodiment of the invention；
Figure 11 is the module diagram of the charging module in Figure 10；
Figure 12 is the module diagram of the charging device of third embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " " used herein, " one
It is individual ", " described " and " being somebody's turn to do " may also comprise plural form.It is to be further understood that what is used in specification of the invention arranges
Diction " including " refer to the presence of the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
One or more other features, integer, step, operation, element, component and/or their group.It should be understood that when we claim unit
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or can also exist
Intermediary element.Additionally, " connection " used herein or " coupling " can include wireless connection or wireless coupling.It is used herein to arrange
Diction "and/or" includes one or more associated wholes or any cell of listing item and all combines.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology), with art of the present invention in those of ordinary skill general understanding identical meaning.Should also
Understand, those terms defined in such as general dictionary, it should be understood that with the context with prior art
The consistent meaning of meaning, and unless by specific definitions as here, will not otherwise use idealization or excessively formal implication
To explain.
Those skilled in the art of the present technique are appreciated that " terminal " used herein above, " terminal device " both include wireless communication
The equipment of number receiver, the equipment of its wireless signal receiver for only possessing non-emissive ability, and including receiving and transmitting hardware
Equipment, its have can on bidirectional communication link, perform two-way communication reception and transmitting hardware equipment.This equipment
Can include：Honeycomb or other communication equipments, it has single line display or multi-line display or is shown without multi-line
The honeycomb of device or other communication equipments；PCS (Personal Communications Service, PCS Personal Communications System), it can
With combine voice, data processing, fax and/or its communication ability；PDA (Personal Digital Assistant, it is personal
Digital assistants), it can include radio frequency receiver, pager, the Internet/intranet access, web browser, notepad, day
Go through and/or GPS (Global Positioning System, global positioning system) receiver；Conventional laptop and/or palm
Type computer or other equipment, its have and/or conventional laptop and/or palmtop computer including radio frequency receiver or its
His equipment." terminal " used herein above, " terminal device " they can be portable, can transport, installed in the vehicles (aviation,
Sea-freight and/or land) in, or be suitable for and/or be configured in local runtime, and/or with distribution form, operate in the earth
And/or any other position operation in space." terminal " used herein above, " terminal device " can also be communication terminal, on
Network termination, music/video playback terminal, for example, can be PDA, MID (Mobile Internet Device, mobile Internet
Equipment) and/or the equipment such as mobile phone, or intelligent television, Set Top Box with music/video playing function.
The charging method of the embodiment of the present invention, can apply to various electronic equipments, such as mobile phone, panel computer, notebook
The terminal devices such as computer, are described in detail by taking terminal device as an example below.
Embodiment one
Reference picture 1, proposes the charging method of first embodiment of the invention, the described method comprises the following steps：
S10, judge whether to meet low pressure charge condition or high-voltage charging condition.
S20, when low pressure charge condition is met, low pressure charging is carried out to battery using low pressure charge tunnel.
S30, when high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage.
In the embodiment of the present invention, there is provided two charge tunnels, respectively low pressure charge tunnel and high-voltage charging passage, and
Low pressure charge tunnel and high-voltage charging passage are in parallel.Low pressure described here and high pressure, are that comparatively, different terminal devices can
Can be different.By taking the mobile terminals such as mobile phone as an example, as a rule, the voltage more than 5V is high voltage, and the voltage less than 5V is low electricity
Pressure.
In step S10, when starting to charge up or in charging process, terminal device judges whether to meet low pressure charge condition
With high-voltage charging condition, wherein, low pressure charge condition correspondence low pressure charge mode, high-voltage charging condition correspondence high-voltage charging mould
Formula.
Alternatively, terminal device can switch charge mode according to the temperature of the machine, as shown in Fig. 2 terminal device is sentenced
It is disconnected whether to meet low pressure charge condition and the idiographic flow of high-voltage charging condition is as follows：
Whether the temperature of S110, detection terminal, judge temperature more than threshold value.When temperature is more than threshold value, into step
S111；When temperature is less than or equal to threshold value, into step S112.
Can in real time or periodically detect that mainboard, battery, screen of terminal etc. generate heat larger or user to heating
Than the temperature at more sensitive position.Temperature will be detected to be compared with default threshold value, judge temperature whether more than threshold value.Threshold
The size of value can set according to actual needs, be preferably set to a value range, to prevent temperature from becoming back and forth in Near Threshold
Move and cause frequent switching, improve the stability of a system.
S111, judgement meet low pressure charge condition.
When temperature is more than threshold value, illustrate that terminal is overheated, judgement meets low pressure charge condition, switches to low pressure charging mould
Formula, to reduce terminal temperature.
S112, judgement meet high-voltage charging condition.
When temperature is less than or equal to threshold value, illustrate that terminal temperature is not high, judgement meets high-voltage charging condition, switches to height
Pressure charge mode, to improve charging rate.
It is alternatively possible to setting high-low voltage replaces charge cycle so that terminal carries out high-low voltage friendship with fixed frequency
For charging so that high-low pressure charge tunnel alternately and repeatedly works in sequential, the balance of heating and charge power is reached.Such as Fig. 3
Shown, terminal device judges whether to meet low pressure charge condition and the idiographic flow of high-voltage charging condition is as follows：
S120, monitoring high-low pressure replace charge cycle.
High-low pressure replaces charge cycle can be set according to actual needs, high-voltage charging cycle and low pressure charge cycle when
Length can be with identical, it is also possible to different.
S121, when enter low pressure charge cycle when, judgement meet low pressure charge condition.
When high-voltage charging end cycle, during into low pressure charge cycle, then judge to meet low pressure charge condition, switch to low
Pressure charge mode.
S122, when enter the high-voltage charging cycle when, judgement meet high-voltage charging condition.
When the first charge cycle terminates, during into the high-voltage charging cycle, then judge to meet high-voltage charging condition, switch to height
Pressure charge mode.
Alternatively, user can also manually carry out the switching of high-low pressure charge mode according to actual needs, as shown in figure 4,
Terminal device judges whether to meet low pressure charge condition and the idiographic flow of high-voltage charging condition is as follows：
S130, reception charge control instruction, charge control instruction include that the first instruction and second is instructed.
Charge control instruction can be with Default Value, it is also possible to set by User Defined.Charge control instruction can be with
One kind in the operational orders such as touch control operation instruction, button operation instruction, gesture motion instruction, phonetic order or at least two
Combination.
Charge control instruction includes the first instruction and the second instruction, wherein, the first instruction correspondence low pressure charge condition, second
Instruction correspondence high-voltage charging condition.
S131, when the first instruction is received, judgement meet low pressure charge condition.
When the first instruction is received, judgement meets low pressure charge condition, switches to low pressure charge mode.
S132, when the second instruction is received, judgement meet high-voltage charging condition.
When the second instruction is received, judgement meets high-voltage charging condition, switches to high-voltage charging pattern.
Three kinds of modes are enumerated above to judge whether to meet low pressure charge condition or high-voltage charging condition, people in the art
Member is it is appreciated that charge condition judgement can also be carried out using other same or analogous modes, the present invention is not limited this
It is fixed.
In step S20, when low pressure charge condition is met, then into low pressure charge mode, using low pressure charge tunnel pair
Battery is charged.Specifically, as shown in figure 5, the specific stream that is charged to battery using low pressure charge tunnel of terminal device
Journey is as follows：
S210, all of charge tunnel of closing.
When low pressure charge condition is met, terminal device immediately enters low pressure charge mode, and first-selection is closed high-low pressure and charged
Passage.
The low-voltage that S211, notice charger output are specified.
Terminal device is shaken hands according to charge protocol with charger, it is desirable to the low-voltage that charger output is specified.Set with terminal
As a example by for mobile terminals such as mobile phones, the low-voltage is voltage of the magnitude of voltage less than 5V, preferably 4-5V.
S212, unlatching low pressure charge tunnel carry out low pressure charging to battery.
Whether whether the voltage of terminal device detection charger input is correct, i.e., be the low-voltage specified.If so, then opening
Low pressure charge tunnel, low pressure charging is carried out to battery.The voltage of charger input is relatively low when being charged due to low pressure, typically need not
Step-down treatment is carried out, therefore low pressure charge tunnel can be not provided with charging circuit, it is only necessary to an on-off circuit, terminal sets
Standby closure switch circuit, battery is fed directly to by the voltage that charger is input into, and low pressure charging is carried out to battery.So as to reduce
Charge power, alleviates the heating of terminal.
In step S30, when high-voltage charging condition is met, terminal device then enters high-voltage charging pattern, is filled using high pressure
Electric channel carries out high-voltage charging to battery.Specifically, as shown in fig. 6, terminal device is carried out using low pressure charge tunnel to battery
The idiographic flow of charging is as follows：
S310, all of charge tunnel of closing.
When high-voltage charging condition is met, terminal device immediately enters low pressure charge mode, and first-selection is closed high-low pressure and charged
Passage.
The high voltage that S311, notice charger output are specified.
Terminal device is shaken hands according to charge protocol with charger, it is desirable to the high voltage that charger output is specified.Set with terminal
It is standby for mobile terminals such as mobile phones as a example by, the high voltage is voltage of the magnitude of voltage higher than 5V, preferably 6-20V, such as 6V, 9V, 12V,
20V etc..
S312, unlatching high-voltage charging passage carry out high-voltage charging to battery.
Whether whether the voltage of terminal device detection charger input is correct, i.e., be the high voltage specified.If so, then opening
High-voltage charging passage, high-voltage charging is carried out to battery.The voltage of charger input is higher, it is necessary to be dropped during due to high-voltage charging
Pressure treatment, therefore high-voltage charging passage includes a high voltage charge circuit, terminal device drives high voltage charge circuit defeated to charger
The high voltage for entering carries out step-down treatment, is reduced to preset level (such as 4.5V), and the voltage after then step-down is processed is delivered to electricity
Pond, high-voltage charging is carried out to battery.So as to improve charge power, and then improve charging rate.
As shown in fig. 7, being that electric current sequential when high-low pressure alternately charges is carried out using the charging method of the embodiment of the present invention.
Wherein, I1 is the output of high-voltage charging passage, and I2 is that the first charge tunnel is exported, and Ibatt is that battery is input into；I1 and I2 are to replace
The square wave of output, Ibatt is the superposition of I1 and I2.Alternately and repeatedly worked in sequential by high-low pressure charge tunnel, reach hair
The balance of heat and charge power, had both prevented terminal to overheat, and in turn ensure that charging rate.
Further, in the switching slot of low pressure charge tunnel and high-voltage charging passage, that is to say, that in step S210 or
During step S310, when all of charge tunnel is closed, terminal device also carries out pulsed discharge to battery, to eliminate charging
Pulse, reduces the extreme difference resistance of battery, improves charging rate, reduces battery-heating.As shown in figure 8, for after carrying out pulsed discharge,
Negative pulse is superimposed upon the schematic diagram in electric current sequential.
Can be one pulse switch of cell parallel and a discharge resistance during specific implementation, pulse switch is electric with electric discharge
Resistance series connection, terminal device then carries out pulsed discharge by being parallel to the pulse switch and discharge resistance of battery to battery, during electric discharge
Between be then controlled by pulse switch.It will be understood by those skilled in the art that in addition can also using other it is identical or
Similar technological means carries out pulsed discharge, and this is not limited by the present invention.
As shown in figure 9, the circuit connection of the embodiment of terminal device one of charging method to realize the embodiment of the present invention is shown
It is intended to.The terminal device includes charging inlet (such as USB interface), high-voltage charging passage, low pressure charge tunnel, central processing unit
(CPU), battery, discharge resistance and pulse switch, charging inlet are connected with the charger of outside, and high-voltage charging passage includes that one is high
Pressure charging circuit, low pressure charge tunnel includes an on-off circuit.After high-voltage charging passage and the parallel connection of low pressure charge tunnel, one end connects
Charging inlet is connect, the other end connects battery and central processing unit respectively.Pulse switch connected with discharge resistance after with cell parallel.
The output current of high-voltage charging passage is I1, and the output current of low pressure charge tunnel is I2, and the input current of battery is Ibatt.
In charging process, when low pressure charge condition is met, central processing unit closes high-low pressure charge tunnel, notifies to charge
The low-voltage that device output is specified, then the on-off circuit of closed low charge tunnel, is carried out by low pressure charge tunnel to battery
Low pressure charges, and reduces terminal heating.When high-voltage charging condition is met, central processing unit closes high-low pressure charge tunnel, notifies
The high voltage that charger output is specified, then drives the high voltage charge circuit of high-voltage charging passage to carry out step-down treatment to high voltage
After be delivered to battery, carry out high-voltage charging to battery, improve charging rate.In high-low voltage charge tunnel switching slot, center
Processor control pulse switch carries out pulsed discharge, to reduce the extreme difference resistance of battery, improves charging rate, reduces battery hair
Heat.
The charging method of the embodiment of the present invention, by setting two charge tunnels of low pressure and high pressure, is charged logical using two
Road carries out high-low pressure and alternately charges, wherein, charge power is larger during high-voltage charging, therefore charging rate is fast, is charged when low pressure charges
Power is smaller, therefore heating of charging is few, it is achieved thereby that to the balance of charge heating and charging rate, when both alleviating terminal charge
Heating problem, in turn ensure that charging rate.
Embodiment two
Reference picture 10, proposes the charging device of second embodiment of the invention, and described device includes that the low pressure being arranged in parallel is filled
Electric channel and high-voltage charging passage, also including judge module and charging module, wherein：
Judge module：For judging whether to meet low pressure charge condition or high-voltage charging condition.
Charging module：For when low pressure charge condition is met, low pressure charging being carried out to battery using low pressure charge tunnel；
When high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage.
In the embodiment of the present invention, there is provided two charge tunnels, respectively low pressure charge tunnel and high-voltage charging passage, and
Low pressure charge tunnel and high-voltage charging passage are in parallel.Low pressure described here and high pressure, are that comparatively, different terminal devices can
Can be different.By taking the mobile terminals such as mobile phone as an example, as a rule, the voltage more than 5V is high voltage, and the voltage less than 5V is low electricity
Pressure.
When starting to charge up or in charging process, judge module judges whether to meet low pressure charge condition and high-voltage charging
Condition, and will determine that result is sent to charging module.Wherein, low pressure charge condition correspondence low pressure charge mode, high-voltage charging bar
Part correspondence high-voltage charging pattern.
Alternatively, judge module can switch charge mode according to the temperature of terminal, specially：Judge detection terminal
Whether temperature, judge temperature more than threshold value；When temperature is more than threshold value, judgement meets low pressure charge condition；When temperature be less than or
During equal to threshold value, judgement meets high-voltage charging condition.
It is alternatively possible to setting high-low voltage replaces charge cycle so that terminal carries out high-low voltage friendship with fixed frequency
For charging so that high-low pressure charge tunnel alternately and repeatedly works in sequential, the balance of heating and charge power is reached.Specifically
, judge module monitoring high-low pressure replaces charge cycle；When low pressure charge cycle is entered, judgement meets low pressure charge condition；
When the high-voltage charging cycle is entered, judgement meets high-voltage charging condition.
Alternatively, user can also manually carry out the switching of high-low pressure charge mode according to actual needs, and judge module is then
Judged whether to meet low pressure charge condition or high-voltage charging condition according to user instruction, specially：Judge module receives control of charging
System instruction, charge control instruction includes the first instruction and the second instruction；When the first instruction is received, judgement meets low pressure and fills
Electric condition；When the second instruction is received, judgement meets high-voltage charging condition.
Three kinds of modes are enumerated above to judge whether to meet low pressure charge condition or high-voltage charging condition, people in the art
Member is it is appreciated that charge condition judgement can also be carried out using other same or analogous modes, the present invention is not limited this
It is fixed.
As shown in figure 11, charging module includes low pressure charhing unit and high-voltage charging unit, wherein:
Low pressure charhing unit：For when low pressure charge condition is met, into low pressure charge mode, being charged using low pressure logical
Road carries out low pressure charging to battery.
Specifically, low pressure charhing unit is first-selected to close all of charge tunnel, then notify that charger output is specified low
Voltage, finally open low pressure charge tunnel carries out low pressure charging to battery.Being applied to the mobile terminals such as mobile phone with charging device is
Example, the low-voltage is voltage of the magnitude of voltage less than 5V, preferably 4-5V.
The voltage of charger input is relatively low when being charged due to low pressure, need not typically carry out step-down treatment, therefore low pressure is filled
Electric channel can be not provided with charging circuit, it is only necessary to an on-off circuit, low pressure charhing unit closure switch circuit, will fill
The voltage of electrical equipment input is fed directly to battery, and low pressure charging is carried out to battery.So as to reduce charge power, alleviate terminal
Heating.
High-voltage charging unit：It is logical using high-voltage charging into high-voltage charging pattern for when high-voltage charging condition is met
Road carries out high-voltage charging to battery.
Specifically, high-voltage charging unit is first-selected to close all of charge tunnel, the height for then notifying charger output to specify
Voltage, finally open high-voltage charging passage carries out high-voltage charging to battery.Being applied to the mobile terminals such as mobile phone with charging device is
Example, the high voltage is voltage of the magnitude of voltage higher than 5V, such as preferably 6-20V, 6V, 9V, 12V, 20V.
The voltage of charger input is higher, it is necessary to carry out step-down treatment during due to high-voltage charging, therefore high-voltage charging passage
Including a high voltage charge circuit, high-voltage charging unit driving high voltage charge circuit is carried out at step-down to the high voltage that charger is input into
Reason, is reduced to preset level (such as 4.5V), and the voltage after then step-down is processed is delivered to battery, enters horizontal high voltage to battery and fills
Electricity.So as to improve charge power, and then improve charging rate.
The charging device of the embodiment of the present invention, by setting two charge tunnels of low pressure and high pressure, is charged logical using two
Road carries out high-low pressure and alternately charges, wherein, charge power is larger during high-voltage charging, therefore charging rate is fast, is charged when low pressure charges
Power is smaller, therefore heating of charging is few, it is achieved thereby that to the balance of charge heating and charging rate, when both alleviating terminal charge
Heating problem, in turn ensure that charging rate.
Embodiment three
Reference picture 12, proposes the charging device of third embodiment of the invention, and the present embodiment is with the difference of second embodiment
A discharge module is increased, the discharge module is used for：In low pressure charge tunnel and the switching slot of high-voltage charging passage,
When exactly all of charge tunnel is closed, pulsed discharge is carried out to battery.
Can be one pulse switch of cell parallel and a discharge resistance during specific implementation, pulse switch is electric with electric discharge
Resistance series connection, discharge module then carries out pulsed discharge by being parallel to the pulse switch and discharge resistance of battery to battery, during electric discharge
Between be then controlled by pulse switch.It will be understood by those skilled in the art that in addition can also using other it is identical or
Similar technological means carries out pulsed discharge, and the present invention is construed as limiting to this.
The present embodiment carries out pulsed discharge by height charge tunnel switching slot, eliminates charging pulse, reduces electricity
The extreme difference resistance in pond, improves charging rate, reduces battery-heating.
It should be noted that：The charging device that above-described embodiment is provided belongs to same design with charging method embodiment, its
The technical characteristic that the process of implementing is referred in embodiment of the method, and embodiment of the method is corresponded in device embodiment and is applicable,
Here repeat no more.
The present invention proposes a kind of terminal device simultaneously, and the terminal device includes：Battery；One or more processors；Deposit
Reservoir；One or more application programs, wherein one or more of application programs are stored in the memory and are matched somebody with somebody
It is set to by one or more of computing devices, one or more of application programs are configurable for performing charging side
Method.The charging method is comprised the following steps：Judge whether to meet low pressure charge condition or high-voltage charging condition；It is described when meeting
During low pressure charge condition, low pressure charging is carried out to battery using low pressure charge tunnel；When the high-voltage charging condition is met, profit
High-voltage charging is carried out to battery with high-voltage charging passage；Wherein, the low pressure charge tunnel and the high-voltage charging passage are in parallel.
Charging method described in the present embodiment is the charging method involved by above-described embodiment in the present invention, be will not be repeated here.
The terminal device of the embodiment of the present invention, by setting two charge tunnels of low pressure and high pressure, is charged logical using two
Road carries out high-low pressure and alternately charges, wherein, charge power is larger during high-voltage charging, therefore charging rate is fast, is charged when low pressure charges
Power is smaller, therefore heating of charging is few, it is achieved thereby that to the balance of charge heating and charging rate, when both alleviating terminal charge
Heating problem, in turn ensure that charging rate.
It will be understood by those skilled in the art that the present invention includes being related to for performing in operation described herein
Or multinomial equipment.These equipment can be for needed for purpose and specially design and manufacture, or general-purpose computations can also be included
Known device in machine.These equipment have computer program of the storage in it, and these computer programs are optionally activated
Or reconstruct.Such computer program can be stored in equipment (for example, computer) computer-readable recording medium or store and be suitable to
Storage e-command is simultaneously coupled in any kind of medium of bus respectively, and the computer-readable medium is included but is not limited to
Any kind of disk (including floppy disk, hard disk, CD, CD-ROM and magneto-optic disk), ROM (Read-Only Memory, it is read-only to deposit
Reservoir), RAM (Random Access Memory, random access memory), EPROM (Erasable Programmable Read-
Only Memory, Erarable Programmable Read only Memory), EEPROM (Electrically Erasable Programmable
Read-Only Memory, EEPROM), flash memory, magnetic card or light card.It is, readable
Medium include being stored in the form of it can read by equipment (for example, computer) or transmission information any medium.
Those skilled in the art of the present technique be appreciated that can be realized with computer program instructions these structure charts and/or
The combination of the frame in each frame and these structure charts and/or block diagram and/or flow graph in block diagram and/or flow graph.This technology is led
Field technique personnel be appreciated that can by these computer program instructions be supplied to all-purpose computer, special purpose computer or other
The processor of programmable data processing method is realized, so that by the treatment of computer or other programmable data processing methods
Device is come the scheme specified in the frame or multiple frame that perform structure chart disclosed by the invention and/or block diagram and/or flow graph.
Those skilled in the art of the present technique are appreciated that in various operations, method, the flow discussed in the present invention
Step, measure, scheme can be replaced, changed, combined or deleted.Further, it is each with what is discussed in the present invention
Other steps, measure in kind operation, method, flow, scheme can also be replaced, changed, reset, decomposed, combined or deleted.
Further, it is of the prior art with various operations, method, the flow disclosed in the present invention in step, measure, scheme
Can also be replaced, changed, reset, decomposed, combined or deleted.
Above by reference to the preferred embodiments of the present invention have been illustrated, not thereby limit to interest field of the invention.This
Art personnel do not depart from the scope of the present invention and essence, can have various flexible programs to realize the present invention, for example as one
The feature of individual embodiment can be used for another embodiment and obtain another embodiment.It is all to use institute within technology design of the invention
Any modification, equivalent and the improvement made, all should be within interest field of the invention.
Claims (10)
1. a kind of charging method, it is characterised in that comprise the following steps：
Judge whether to meet low pressure charge condition or high-voltage charging condition；
When the low pressure charge condition is met, low pressure charging is carried out to battery using low pressure charge tunnel；
When the high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage；
Wherein, the low pressure charge tunnel and the high-voltage charging passage are in parallel.
2. charging method according to claim 1, it is characterised in that it is described battery is carried out using low pressure charge tunnel it is low
The step of pressure charges includes：
Close all of charge tunnel；
The low-voltage for notifying charger output to specify；
Open low pressure charge tunnel carries out low pressure charging to battery.
3. charging method according to claim 2, it is characterised in that the magnitude of voltage of the low-voltage is 4-5V.
4. charging method according to claim 1, it is characterised in that described that height is carried out to battery using high-voltage charging passage
The step of pressure charges includes：
Close all of charge tunnel；
The high voltage for notifying charger output to specify；
Open high-voltage charging passage carries out high-voltage charging to battery.
5. charging method according to claim 4, it is characterised in that the high-tension magnitude of voltage is 6-20V.
6. a kind of charging device, it is characterised in that including the low pressure charge tunnel and high-voltage charging passage that are arranged in parallel, also wrap
Include：
Judge module, for judging whether to meet low pressure charge condition or high-voltage charging condition；
Charging module, for when the low pressure charge condition is met, low pressure charging being carried out to battery using low pressure charge tunnel；
When the high-voltage charging condition is met, high-voltage charging is carried out to battery using high-voltage charging passage.
7. charging device according to claim 6, it is characterised in that the charging module includes low pressure charhing unit, institute
Stating low pressure charhing unit is used for：
When the low pressure charge condition is met, all of charge tunnel is closed, the low-voltage for notifying charger output to specify is opened
Open low pressure charge tunnel carries out low pressure charging to battery.
8. charging device according to claim 7, it is characterised in that the magnitude of voltage of the low-voltage is 4-5V.
9. charging device according to claim 6, it is characterised in that the charging module includes high-voltage charging unit, institute
Stating high-voltage charging unit is used for：
When the high-voltage charging condition is met, all of charge tunnel is closed, the high voltage for notifying charger output to specify is opened
Open high-voltage charging passage carries out high-voltage charging to battery.
10. a kind of terminal device, including：
Battery；
One or more processors；
Memory；
One or more application programs, wherein one or more of application programs are stored in the memory and are configured
It is that, by one or more of computing devices, one or more of application programs are configurable for perform claim requirement 1
To the method described in 5 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611258994.2A CN106786935A (en) | 2016-12-30 | 2016-12-30 | Charging method, device and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611258994.2A CN106786935A (en) | 2016-12-30 | 2016-12-30 | Charging method, device and terminal device |
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| CN106786935A true CN106786935A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611258994.2A Pending CN106786935A (en) | 2016-12-30 | 2016-12-30 | Charging method, device and terminal device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112771751A (en) * | 2018-11-16 | 2021-05-07 | 深圳市欢太科技有限公司 | Charging method, charging device, mobile terminal and computer-readable storage medium |
| CN114825495A (en) * | 2021-01-22 | 2022-07-29 | 北京小米移动软件有限公司 | Charging control method, charging control device, electronic equipment and storage medium |
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| CN114825495A (en) * | 2021-01-22 | 2022-07-29 | 北京小米移动软件有限公司 | Charging control method, charging control device, electronic equipment and storage medium |
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