CN104953647B - Mobile terminal and its charging method - Google Patents
Mobile terminal and its charging method Download PDFInfo
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- CN104953647B CN104953647B CN201510279201.4A CN201510279201A CN104953647B CN 104953647 B CN104953647 B CN 104953647B CN 201510279201 A CN201510279201 A CN 201510279201A CN 104953647 B CN104953647 B CN 104953647B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The disclosure is directed to a kind of mobile terminal and its charging methods, belong to field of terminal technology.The mobile terminal includes：First charge integrated circuit, the second charge integrated circuit, SOC chip, battery and system power supply module, and first electric current be less than the second electric current, first electric current is the output current of the first charge integrated circuit, and the second electric current is the output current of the second charge integrated circuit；The input terminal of the input terminal of first charge integrated circuit and the second charge integrated circuit is connect with SOC chip respectively, first output end of the first charge integrated circuit and the first output end of the second charge integrated circuit are connect with battery respectively, and the second output terminal of the second output terminal of the first charge integrated circuit and the second charge integrated circuit is connect with system power supply module respectively.The embodiment of the present disclosure may be implemented, to the large current charge of the mobile terminal, to improve charging rate by the first charge integrated circuit and the second charge integrated circuit.
Description
Technical field
This disclosure relates to field of terminal technology more particularly to a kind of mobile terminal and its charging method.
Background technology
With the fast development of technology, the application of the mobile terminals such as mobile phone, tablet computer in people's daily life is more next
It is more universal.In order to ensure that mobile terminal can work normally, need to charge to mobile terminal, and ensure the electricity of mobile terminal
Pond stores certain electricity.
And in the related technology, when charging to mobile terminal, can by the charging interface of mobile terminal and charger into
Row connection, charge integrated circuit (the charging Integrated for including by mobile terminal by the electric current that charger inputs
Circuit, charging IC) it is exported, and the electric current based on charge integrated circuit output charges to mobile terminal.
Invention content
To overcome the problems in correlation technique, a kind of mobile terminal of disclosure offer and its charging method.
According to the first aspect of the embodiments of the present disclosure, a kind of mobile terminal is provided, the mobile terminal includes：First fills
It is electrically integrated circuit, the second charge integrated circuit, system on chip SOC chip, battery and system power supply module, and the first electric current is less than
Second electric current, first electric current are the output current of first charge integrated circuit, and second electric current is described second
The output current of charge integrated circuit；
The input terminal of the input terminal of first charge integrated circuit and second charge integrated circuit respectively with it is described
SOC chip connects, the first output of the first output end of first charge integrated circuit and second charge integrated circuit
End is connect with the battery respectively, the second output terminal of first charge integrated circuit and second charge integrated circuit
Second output terminal is connect with the system power supply module respectively.
With reference to first aspect, in the first possible realization method of above-mentioned first aspect, first charging is integrated
The input terminal of circuit includes the first interrupt pin, and the input terminal of second charge integrated circuit includes the second interrupt pin；
First interrupt pin and second interrupt pin are connect with the SOC chip respectively, and described first interrupts
Pin and second interrupt pin are respectively used to receive the interrupt signal of the SOC chip transmission.
With reference to first aspect or the first possible realization method of first aspect, second in above-mentioned first aspect can
Can realization method in, the mobile terminal further includes general-purpose serial bus USB interface, first charge integrated circuit it is defeated
It includes the first power pins, the first positive data pin and the first cathode data pin, second charge integrated circuit to enter end
Input terminal include second source pin, the second positive data pin and the second cathode data pin；
First power pins and the second source pin are connect with external power supply respectively, and first power supply draws
Foot and the second source pin are also connect with the power pins of the USB interface, the first positive data pin and described
Second positive data pin is connect with the positive data pin of the USB interface respectively, the first cathode data pin and institute
The second cathode data pin is stated to connect with the cathode data pin of the USB interface respectively.
With reference to first aspect, in the third possible realization method of above-mentioned first aspect, first charging is integrated
The input terminal of circuit further includes the first serial data pin and the first serial clock pin, second charge integrated circuit it is defeated
It further includes the second serial data pin and the second serial clock pin to enter end；
First serial data pin and second serial data pin are connect with the SOC chip respectively, described
First serial clock pin and second serial clock pin are connect with the SOC chip respectively.
With reference to first aspect, in the 4th kind of possible realization method of above-mentioned first aspect, first charging is integrated
Circuit further includes the first data transmission pin, and second charge integrated circuit further includes the second data transmission pin；
The first data transmission pin and the second data transmission pin SOC chip with the mobile terminal respectively
Connection, the first data transmission pin and the second data transmission pin are respectively used to transmission external equipment to the movement
The control data of terminal.
According to the second aspect of the embodiment of the present disclosure, a kind of charging method of mobile terminal is provided, the method is applied to
In mobile terminal described in first aspect, the method includes：
System on chip SOC chip obtains the current charging current for the battery that the mobile terminal includes；
The SOC chip is based on the current charging current, the first electric current and the second electric current, passes through the mobile terminal packet
The first charge integrated circuit and the second charge integrated circuit included, the battery for include to the mobile terminal and system power supply module
It charges, first electric current is the output current of first charge integrated circuit, and second electric current is described second
The output current of charge integrated circuit, and first electric current is less than second electric current.
In conjunction with second aspect, in the first possible realization method of above-mentioned second aspect, the SOC chip is based on institute
Current charging current, the first electric current and the second electric current are stated, the first charge integrated circuit for including by the mobile terminal and
Two charge integrated circuits, the battery and system power supply module for include to the mobile terminal charge, including：
The SOC chip determines the sum of first electric current and second electric current, obtains third electric current；
When the current charging current is more than second electric current and is less than the third electric current, the SOC chip is logical
First charge integrated circuit and second charge integrated circuit are crossed, battery and the system electricity for include to the mobile terminal
Source module charges；
When the current charging current is less than second electric current, the SOC chip is based on the current charging current
It is whole to the movement by first charge integrated circuit or second charge integrated circuit with first electric current
The battery and system power supply module that end includes charge.
In conjunction with the first possible realization method of second aspect, in second of possible realization side of above-mentioned second aspect
In formula, described when the current charging current is less than second electric current, the SOC chip is based on the current charging current
It is whole to the movement by first charge integrated circuit or second charge integrated circuit with first electric current
The battery and system power supply module that end includes charge, including：
When the current charging current is more than first electric current and is less than second electric current, the SOC chip is logical
The first interrupt pin that first charge integrated circuit includes is crossed, interrupt signal is sent to first charge integrated circuit,
By second charge integrated circuit, the battery and system power supplies module that include to the mobile terminal charge；
When the current charging current is more than charging by electric current and when less than first electric current, the SOC chip is logical
The second interrupt pin that second charge integrated circuit includes is crossed, interrupt signal is sent to second charge integrated circuit,
By first charge integrated circuit, the battery and system power supplies module that include to the mobile terminal charge.
In conjunction with second of possible realization method of second aspect, in the third possible realization side of above-mentioned second aspect
In formula, the method further includes：
When the current charging current is less than or equal to the charge cutoff electric current, the SOC chip passes through described the
One interrupt pin sends interrupt signal to first charge integrated circuit, and by second interrupt pin to described the
Two charge integrated circuits send interrupt signal, are filled with stopping the battery for including to the mobile terminal and system power supply module
Electricity.
In conjunction with the first possible realization method of second aspect, in the 4th kind of possible realization side of above-mentioned second aspect
In formula, described when the current charging current is less than second electric current, the SOC chip is based on the current charging current
It is whole to the movement by first charge integrated circuit or second charge integrated circuit with first electric current
The battery and system power supply module that end includes charge, including：
When the current charging current is more than first electric current and is less than second electric current, the SOC chip obtains
It is the temperature of first charge integrated circuit to take the first temperature and second temperature, first temperature, and the second temperature is
The temperature of second charge integrated circuit；
The SOC chip is based on first temperature and the second temperature, by first charge integrated circuit or
Second charge integrated circuit described in person, the battery and system power supply module for include to the mobile terminal charge.
In conjunction with the 4th kind of possible realization method of second aspect, in the 5th kind of possible realization side of above-mentioned second aspect
In formula, the SOC chip is based on first temperature and the second temperature, passes through first charge integrated circuit or institute
The second charge integrated circuit is stated, the battery and system power supply module for include to the mobile terminal charge, including：
When first temperature is less than the second temperature, the SOC chip passes through second charge integrated circuit
Including the second interrupt pin, send interrupt signal to second charge integrated circuit, pass through the integrated electricity of the first charging
The battery and system power supply module that road includes to the mobile terminal charge；
When first temperature is greater than or equal to the second temperature, the SOC chip is collected by first charging
The first interrupt pin for including at circuit sends interrupt signal to first charge integrated circuit, charges by described second
The battery and system power supply module that integrated circuit includes to the mobile terminal charge.
The technical scheme provided by this disclosed embodiment can include the following benefits：In the embodiments of the present disclosure, should
Mobile terminal includes the first charge integrated circuit and the second charge integrated circuit, and the first electric current is less than the second electric current.Therefore, when
It, can be by the first charge integrated circuit and the second charge integrated circuit to the mobile terminal when charging to the mobile terminal
It charges, keeps the charging current of the mobile terminal larger, to improve the charging rate of the mobile terminal.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
The disclosure can be limited.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of circuit diagram of mobile terminal shown according to an exemplary embodiment.
Fig. 2 is the circuit diagram of another mobile terminal shown according to an exemplary embodiment.
Fig. 3 is a kind of charging method flow chart of mobile terminal shown according to an exemplary embodiment.
Fig. 4 is the charging method flow chart of another mobile terminal shown according to an exemplary embodiment.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects being described in detail in claims, of the invention.
Fig. 1 is a kind of circuit diagram of mobile terminal shown according to an exemplary embodiment, as shown in Figure 1, the movement is whole
End includes：First charge integrated circuit, the second charge integrated circuit, SOC (System on Chip, system on chip) chip, electricity
Pond and system power supply module, and the first electric current is less than the second electric current, the first electric current is the output current of the first charge integrated circuit,
Second electric current is the output current of the second charge integrated circuit；
The input terminal of the input terminal of first charge integrated circuit and the second charge integrated circuit is connect with SOC chip respectively,
First output end of the first charge integrated circuit and the first output end of the second charge integrated circuit respectively with the mobile terminal
Battery connects, the second output terminal of the second output terminal of the first charge integrated circuit and the second charge integrated circuit respectively with the shifting
The system power supply module connection of dynamic terminal.
In the embodiments of the present disclosure, which includes the first charge integrated circuit and the second charge integrated circuit, and
First electric current is less than the second electric current, that is to say, the output current of the first charge integrated circuit and the second charge integrated circuit it is defeated
Go out electric current difference.Therefore, when charging to the mobile terminal, can be collected by the first charge integrated circuit and the second charging
It charges to the mobile terminal at circuit, keeps the charging current of the mobile terminal larger, to improve the mobile terminal
Charging rate.
Since the input terminal of the first charge integrated circuit and the input terminal of the second charge integrated circuit connect with SOC chip respectively
It connects, therefore, SOC chip can control the first charge integrated circuit and the second charge integrated circuit, to pass through first
Charge integrated circuit and the second charge integrated circuit charge to the mobile terminal.And the first of the first charge integrated circuit is defeated
First output end of outlet and the second charge integrated circuit is connect with the battery of the mobile terminal respectively, the first charge integrated circuit
Second output terminal and the second output terminal of the second charge integrated circuit connect respectively with the system power supply module of the mobile terminal,
Therefore, the first charge integrated circuit and the second charge integrated circuit can to the battery of the mobile terminal and system power supply module into
Row charging.
Wherein, the first output end of the first charge integrated circuit can be cell tube foot Vbat1, the second charge integrated circuit
The first output end can be cell tube foot Vbat2, the second output terminal of the first charge integrated circuit can be switch pin
The second output terminal of SW1, the second charge integrated circuit can be switch pin SW2, and the embodiment of the present disclosure does not do this specific limit
It is fixed.
It should be noted that in the embodiments of the present disclosure, the maximum output current of the first charge integrated circuit can be 1A,
The maximum output current of second charge integrated circuit can be 2A, the output current of the first charge integrated circuit of the mobile terminal
Can be equal with the output current of the charge integrated circuit of mobile terminal in the related technology, the embodiment of the present disclosure is not done this specifically
It limits.
Referring to Fig. 2, the input terminal of the first charge integrated circuit includes the first interrupt pin INT1, the second charge integrated circuit
Input terminal include the second interrupt pin INT2；
First interrupt pin INT1 and the second interrupt pin INT2 are connect with SOC chip respectively, the first interrupt pin INT1
It is respectively used to receive the interrupt signal of SOC chip transmission with the second interrupt pin INT2.
It in the embodiments of the present disclosure, can be by the first charge integrated circuit and the second charge integrated circuit simultaneously to the shifting
Dynamic terminal charges, can also be by the first charge integrated circuit or the second charge integrated circuit respectively to the mobile terminal
It charges, therefore, the first interrupt pin INT1 and the second interrupt pin INT2 is connect with SOC chip respectively, SOC chip can
To send interrupt signal to the first charge integrated circuit by the first interrupt pin INT1, the second interrupt pin can also be passed through
INT2 sends interrupt signal to the second charge integrated circuit, to the first charge integrated circuit of control and the second charge integrated circuit
Working condition.It that is to say, when SOC chip sends interrupt signal by the first interrupt pin INT1 to the first charge integrated circuit
Later, the working condition of the first charge integrated circuit is halted state, at this point, the first charge integrated circuit stopped to movement end
It charges at end；After SOC chip sends interrupt signal by the second interrupt pin INT2 to the second charge integrated circuit, the
The working condition of two charge integrated circuits is halted state, at this point, the second charge integrated circuit stops carrying out the mobile terminal
Charging.
Wherein, which can also be attached with other equipment, such as computer, at this point, referring to Fig. 2, the movement
Terminal can also include USB (Universal Serial Bus, universal serial bus) interface, and the first charge integrated circuit
Input terminal includes the first power pins Vbus1, the first anode data pin D1+ and the first cathode data pin D1-, the second charging
The input terminal of integrated circuit includes second source pin Vbus2, the second anode data pin D2+ and the second cathode data pin
D2-；
First power pins Vbus1 and second source pin Vbus2 are connect with external power supply respectively, and the first power pins
Vbus1 and second source pin Vbus2 are also separately connected with the power pins of USB interface, the first anode data pin D1+ and
Two anode data pin D2+ are connect with the positive data pin of USB interface respectively, and the first cathode data pin D1- and second is negative
Pole data pin D2- is connect with the cathode data pin of USB interface respectively.
First power pins Vbus1 and second source pin Vbus2 are connect with external power supply respectively, at this point it is possible to will
The electric current of external power supply is transferred to the first charge integrated circuit by the first power pins Vbus1, and by the electricity of external power supply
Stream is transferred to the second charge integrated circuit by second source pin Vbus2, to the first charge integrated circuit and the second charging
Integrated circuit can be handled the electric current of external power input, to obtain the first electric current and the second electric current, and pass through
One electric current and the second electric current handle the mobile terminal.
Furthermore the first power pins Vbus1 and second source pin Vbus2 are connected with the power pins of USB interface respectively
It connects, at this point it is possible to which the electric current of external power supply is transferred to USB by the first power pins Vbus1 and second source pin Vbus2
Interface, to which when the mobile terminal is attached by USB interface and other equipment, the first power pins can also be passed through
The output current of Vbus1 and second source pin Vbus2 charge to other equipment, at this point, the mobile terminal can be it
He powers at equipment.
It should be noted that when the mobile terminal is that other equipment is powered, which can be drawn by the first power supply
The output current of foot Vbus1 and second source pin Vbus2 are powered for other equipment simultaneously, which can also be by the
The output current of one power pins Vbus1 or second source pin Vbus2 are respectively other equipment power supply, and ordinary circumstance
Under, it can be powered for other equipment by the output current of the first power pins Vbus1, the embodiment of the present disclosure is not done this specifically
It limits.
In the embodiments of the present disclosure, by the positive data pin D2+ of the first anode data pin D1+ and second respectively with USB
The positive data pin of interface connects, and by the first cathode data pin D1- and the second cathode data pin D2- respectively with
The cathode data pin of USB interface connects, in this way, the data transmission between mobile terminal and other equipment may be implemented.
Wherein, referring to Fig. 2, the input terminal of the first charge integrated circuit further includes the first serial data pin SDA1 and first
The input terminal of serial clock pin CLK1, the second charge integrated circuit further include the second serial data pin SDA2 and second serial
Clock pins CLK2；
First serial data pin SDA1 and the second serial data pin SDA2 are connect with SOC chip respectively, and first is serial
Clock pins CLK1 and the second serial clock pin CLK2 are connect with SOC chip respectively.
In the embodiments of the present disclosure, the first serial data pin SDA1 can be used as the first charge integrated circuit I2C
The data line of (Inter-Integrated Circuit, internal integrated circuit) bus, the first serial clock pin CLK1 can be with
As the first charge integrated circuit I2The clock line of C buses, the first charge integrated circuit I2C buses can be with the SOC of SOC chip
Bus connects.Second serial data pin SDA2 can be used as the second charge integrated circuit I2The data line of C buses, second is serial
Clock pins CLK2 can be used as the second charge integrated circuit I2The clock line of C buses, the second charge integrated circuit I2C buses can
To be connect with the SOC buses of SOC chip.It that is to say, it can be by the first serial data pin SDA1 and the second serial data pin
SDA2 is connect with SOC chip respectively, the first serial clock pin CLK1 and the second serial clock pin CLK2 respectively with SOC chip
Connection.
For the control by external equipment to the mobile terminal, for example, can be carried out to the mobile terminal by mouse
Control, alternatively, connecting external keyboard on the mobile terminal, controls the mobile terminal by external keyboard, Ke Yi
OTG (On The Go) pin is set in the mobile terminal, and therefore, referring to Fig. 2, the first charge integrated circuit further includes the first number
According to transmission pin OTG1, the second charge integrated circuit further includes the second data transmission pin OTG2；
First data transmission pin OTG1 and the second data transmission pin OTG2 connects with the SOC chip of the mobile terminal respectively
It connects, the first data transmission pin OTG1 and the second data transmission pin OTG2 are respectively used to transmission external equipment to the mobile terminal
Control data.
In the embodiments of the present disclosure, which includes the first charge integrated circuit and the second charge integrated circuit, and
First electric current is less than the second electric current, when charging to the mobile terminal, can be interrupted by the first interrupt pin and second
Pin controls the working condition of the first charge integrated circuit and the second charge integrated circuit, to the first charging of control
Integrated circuit and the second charge integrated circuit charge to the mobile terminal, keep the charging current of the mobile terminal larger, from
And improve the charging rate of the mobile terminal.In addition, the first power pins of the first charge integrated circuit and the second charging collection
It is connect respectively with the power pins of USB interface at the second source pin of circuit, the first charge integrated circuit and can be passed through
Two charge integrated circuits are the external equipment power supply of USB interface connection.
Fig. 3 is a kind of charging method flow chart of mobile terminal shown according to an exemplary embodiment.As shown in figure 3,
This method is applied in the mobile terminal of above-described embodiment, includes the following steps.
In step S301, SOC chip obtains the current charging current for the battery that mobile terminal includes.
In step s 302, SOC chip is based on current charging current, the first electric current and the second electric current, passes through movement end
The first charge integrated circuit and the second charge integrated circuit that end includes, the battery and system power supply mould for include to the mobile terminal
Block charges, and the first electric current is the output current of the first charge integrated circuit, and the second electric current is the second charge integrated circuit
Output current, and the first electric current is less than the second electric current.
In the embodiments of the present disclosure, which includes the first charge integrated circuit and the second charge integrated circuit, and
First electric current is less than the second electric current can pass through the first charge integrated circuit and second when charging to the mobile terminal
Charge integrated circuit charges to the mobile terminal, keeps the charging current of the mobile terminal larger, to improve the movement
The charging rate of terminal.
In another embodiment of the present disclosure, SOC chip is based on current charging current, the first electric current and the second electric current, leads to
Cross the first charge integrated circuit and the second charge integrated circuit that the mobile terminal includes, the battery that includes to the mobile terminal and
System power supply module charges, including：
SOC chip determines the sum of the first electric current and the second electric current, obtains third electric current；
When current charging current is more than the second electric current and is less than third electric current, SOC chip passes through the integrated electricity of the first charging
Road and the second charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge；
When current charging current is less than the second electric current, SOC chip is based on current charging current and the first electric current, by the
One charge integrated circuit or the second charge integrated circuit, the battery and system power supply module for include to the mobile terminal fill
Electricity.
In another embodiment of the present disclosure, when current charging current is less than the second electric current, SOC chip is based on currently filling
Electric current and the first electric current include to the mobile terminal by the first charge integrated circuit or the second charge integrated circuit
Battery and system power supply module charge, including：
When current charging current is more than the first electric current and is less than the second electric current, SOC chip passes through the integrated electricity of the first charging
The first interrupt pin that road includes sends interrupt signal, by the second charge integrated circuit, to this to the first charge integrated circuit
The battery and system power supply module that mobile terminal includes charge；
When current charging current be more than charging by electric current and less than the first electric current when, SOC chip pass through second charging collection
The second interrupt pin for including at circuit sends interrupt signal to the second charge integrated circuit, by the first charge integrated circuit,
The battery and system power supply module for include to the mobile terminal charge.
In another embodiment of the present disclosure, this method further includes：
When current charging current is less than or equal to charge cutoff electric current, SOC chip is by the first interrupt pin to first
Charge integrated circuit sends interrupt signal, and sends interrupt signal to the second charge integrated circuit by the second interrupt pin,
It is charged with stopping the battery for including to the mobile terminal and system power supply module.
In another embodiment of the present disclosure, when current charging current is less than the second electric current, SOC chip is based on currently filling
Electric current and the first electric current include to the mobile terminal by the first charge integrated circuit or the second charge integrated circuit
Battery and system power supply module charge, including：
When current charging current is more than the first electric current and is less than the second electric current, SOC chip obtains the first temperature and second
Temperature, the first temperature are the temperature of the first charge integrated circuit, and second temperature is the temperature of the second charge integrated circuit；
SOC chip is based on the first temperature and second temperature, passes through the first charge integrated circuit or the integrated electricity of the second charging
Road, the battery and system power supply module for include to the mobile terminal charge.
In another embodiment of the present disclosure, SOC chip is based on the first temperature and second temperature, integrated by the first charging
Circuit or the second charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge, including：
When the first temperature is less than second temperature, SOC chip is interrupted by second that the second charge integrated circuit includes draws
Foot sends interrupt signal, the battery for including to the mobile terminal by the first charge integrated circuit to the second charge integrated circuit
It charges with system power supply module；
When the first temperature be greater than or equal to second temperature when, SOC chip include by the first charge integrated circuit first
Interrupt pin sends interrupt signal to the first charge integrated circuit, includes to the mobile terminal by the second charge integrated circuit
Battery and system power supply module charge.
Above-mentioned all optional technical solutions, can form the alternative embodiment of the disclosure according to any combination, and the disclosure is real
Example is applied no longer to repeat this one by one.
Fig. 4 is a kind of charging method flow chart of mobile terminal shown according to an exemplary embodiment.As shown in figure 4,
This method is applied in the mobile terminal of above-described embodiment, includes the following steps.
In step 401, SOC chip obtains the current charging current for the battery that the mobile terminal includes.
When charging to mobile terminal, when the electricity of the mobile terminal is smaller, the current charging current of the battery compared with
Greatly, and when the electricity of the mobile terminal is larger, the current charging current of the battery is smaller, and the current charging current of battery is
The electric current currently to charge to the battery, therefore, SOC chip can obtain the current charging current of the battery, to basis
The working condition of current charging current control the first charge integrated circuit and the second charge integrated circuit of the battery.
In step 402, SOC chip determines the sum of the first electric current and the second electric current, obtains third electric current, and the first electric current is
The output current for the first charge integrated circuit that the mobile terminal includes, the second electric current are the second charging that the mobile terminal includes
The output current of integrated circuit, and the first electric current is less than the second electric current.
The second electricity that the first power pins and the second charge integrated circuit for including due to the first charge integrated circuit include
Source pin is connect with external power supply respectively, and the input current of external power supply is specified current flow, which is to be arranged in advance
, therefore, external power supply can input the specified current flow by the first power pins to the first charge integrated circuit, and pass through
Second source pin inputs the specified current flow to the second charge integrated circuit.Later, the first charge integrated circuit can refer to this
Constant current is handled, and the specified current flow can be handled by obtaining the first electric current and the second charge integrated circuit, be obtained
Second electric current.
When component inside the first charge integrated circuit is fixed, the size of the first electric current be also it is fixed, similarly, when
When component inside second charge integrated circuit is fixed, the size of the second electric current is also fixed.Therefore, SOC can be direct
First electric current and the second electric current are added, third electric current is obtained.
For example, the first electric current is 1A, the second electric current is 2A, and the first electric current is added with the second electric current, obtains third electric current
For 3A.
In step 403, when current charging current is more than the second electric current and less than third electric current, SOC chip passes through the
One charge integrated circuit and the second charge integrated circuit, the battery and system power supply module for include to the mobile terminal fill
Electricity.
When the current charging current of battery is more than the second electric current and is less than third electric current, the second charge integrated circuit is determined
The electric current needed for the mobile terminal cannot be met, in order to improve the charging rate to mobile terminal, can be collected by the first charging
At circuit and the second charge integrated circuit, the battery and system power supplies module that include to the mobile terminal charge.Wherein, it is
It unites in the battery charging process that power module is the mobile terminal, the module of power supply is provided for the system of the mobile terminal.
The first output end that the first output end and the second charge integrated circuit that first charge integrated circuit includes include point
It is not connect with the battery of the mobile terminal, therefore, the first output end that can include by the first charge integrated circuit exports
The electric current for the first output end output that electric current and the second charge integrated circuit include, the battery for including to the mobile terminal fill
Electricity improves the speed charged the battery.Similarly, the second output terminal and the second charging that the first charge integrated circuit includes
The second output terminal that integrated circuit includes is connect with the system power supply module of the mobile terminal respectively, therefore, can pass through first
The second output terminal output that the electric current and the second charge integrated circuit for the second output terminal output that charge integrated circuit includes include
Electric current, charge to the system power supply module that the mobile terminal includes, improve the system power supply mould to the mobile terminal
The speed that block charges, and then improve enough guarantees for the system electricity consumption of the mobile terminal.
For example, the current charging current for the battery that the mobile terminal includes is 2.5A, current charging current 2.5A is more than the
Two electric current 2A, and it is less than third electric current 3A, therefore, SOC chip can be integrated by the first charge integrated circuit and the second charging
Circuit, the battery and system power supply module for include to the mobile terminal charge, and since the first electric current is 1A, the second electric current is
2A, therefore, the electric current that the battery and system power supply module for include to the mobile terminal charge can be 3A, charging current compared with
Greatly, speed.
In step 404, when current charging current is less than the second electric current, SOC chip is based on current charging current and the
One electric current, by the first charge integrated circuit or the second charge integrated circuit, the battery and systems that include to the mobile terminal
Power module charges.
It, can be by various ways, from the integrated electricity of the first charging when current charging current is less than the second electric current
A charge integrated circuit is selected in road and the second charge integrated circuit, and by the charge integrated circuit of selection, to the movement
The battery and system power supply module that terminal includes charge, and as described below, the embodiment of the present disclosure lists two ways, packet
It includes：
First way, when current charging current is more than the first electric current and is less than the second electric current, SOC chip passes through first
The first interrupt pin that charge integrated circuit includes sends interrupt signal to the first charge integrated circuit, is collected by the second charging
At circuit, the battery and system power supplies module that include to mobile terminal charge；When current charging current be more than charging by
Electric current and less than the first electric current when, the second interrupt pin that SOC chip includes by the second charge integrated circuit, to second charging
Integrated circuit sends interrupt signal, by the first charge integrated circuit, the battery and system power supplies mould that include to the mobile terminal
Block charges.
For first way, when current charging current is more than the first electric current and is less than the second electric current, in order to ensure to move
The charging rate of dynamic terminal, can select the second charge integrated circuit to charge the mobile terminal, at this point, SOC chip can
With the first interrupt pin for including by the first charge integrated circuit, interrupt signal is sent to the first charge integrated circuit, to stop
The battery and system power supply module that only the first charge integrated circuit includes to the mobile terminal charge, and pass through the second charging
Integrated circuit, the battery and system power supply module for include to mobile terminal charge.Again due to the second charge integrated circuit packet
The first output end included is connect with the battery that the mobile terminal includes, the second output terminal that the second charge integrated circuit includes with should
The system power supply module connection that mobile terminal includes, therefore, the first output end that can include by the second charge integrated circuit
Electric current charge to the battery of the mobile terminal, and the second output terminal for including by the second charge integrated circuit electricity
Stream charges to the system power supply module of the mobile terminal.
In addition, when current charging current is more than charging by electric current and when less than the first electric current, determine that the first charging is integrated
Circuit can provide enough charging currents for the mobile terminal, and therefore, SOC chip includes by the second charge integrated circuit
Second interrupt pin sends interrupt signal to the second charge integrated circuit, to stop the second charge integrated circuit to movement end
The battery and system power supply module that end includes charge, and by the first charge integrated circuit, include to the mobile terminal
Battery and system power supply module charge.And the first output end and the mobile terminal for including due to the first charge integrated circuit
Including battery connection, the system power supply module that second output terminal that the first charge integrated circuit includes includes with the mobile terminal
Connection, therefore, can by the electric current of the first output end that the first charge integrated circuit includes to the battery of the mobile terminal into
Row charging, and the second output terminal that includes by the first charge integrated circuit electric current to the system power supply mould of the mobile terminal
Block charges.
It should be noted that when the battery capacity that charge cutoff electric current is the mobile terminal is full of, to the mobile terminal
Charging current when battery is charged, the embodiment of the present disclosure are not specifically limited the size of charge cutoff electric current.
Further, when current charging current is less than or equal to charge cutoff electric current, the battery of the mobile terminal is determined
Electricity fills with, at this point, SOC chip sends interrupt signal by the first interrupt pin to the first charge integrated circuit, and
Send interrupt signal to the second charge integrated circuit by the second interrupt pin, with stop the battery for including to the mobile terminal and
System power supply module charges.
The second way, when current charging current is more than the first electric current and is less than the second electric current, SOC chip obtains first
Temperature and second temperature, the first temperature are the temperature of the first charge integrated circuit, and second temperature is the second charge integrated circuit
Temperature；SOC chip is based on the first temperature and second temperature, by the first charge integrated circuit or the second charge integrated circuit,
The battery and system power supply module for include to the mobile terminal charge.Be more than charging by electric current when current charging current and
When less than the first electric current, the second interrupt pin that SOC chip includes by the second charge integrated circuit, to the integrated electricity of the second charging
Road sends interrupt signal, and by the first charge integrated circuit, the battery and system power supplies module that include to the mobile terminal carry out
Charging.
Wherein, SOC chip is based on the first temperature and second temperature, is collected by the first charge integrated circuit or the second charging
At circuit, the battery and system power supplies module that include to the mobile terminal charge, including：When the first temperature is less than the second temperature
When spending, the second interrupt pin that SOC chip includes by the second charge integrated circuit sends to the second charge integrated circuit and interrupts
Signal is charged with stopping battery that the second charge integrated circuit includes to the mobile terminal and system power supply module, and is led to
It crosses battery that the first charge integrated circuit includes to the mobile terminal and system power supply module charges, that is to say, pass through
The battery that the electric current of the first output end that one charge integrated circuit includes output includes to the mobile terminal charges, by the
The electric current for the second output terminal output that one charge integrated circuit includes fills the system power supply module that the mobile terminal includes
Electricity；When the first temperature is greater than or equal to second temperature, SOC chip is interrupted by first that the first charge integrated circuit includes draws
Foot sends interrupt signal to the first charge integrated circuit, to stop the electricity that the first charge integrated circuit includes to the mobile terminal
Pond and system power supply module charge, and battery and the system electricity for including to the mobile terminal by the second charge integrated circuit
Source module charges, and that is to say, the electric current for the first output end output for including by the second charge integrated circuit is to the movement
The battery that terminal includes charges, and the electric current for the second output terminal output for including by the second charge integrated circuit is to the movement
The system power supply module that terminal includes charges.
Determine that first fills when current charging current is more than the first electric current and is less than the second electric current for the second way
It can be the battery and system power supply module that the terminal includes to be electrically integrated any of circuit and the second charge integrated circuit
It charges, at this point, in order to improve the service life of the first charge integrated circuit and the second charge integrated circuit, the can be based on
One temperature and second temperature, from the first charge integrated circuit and the second charge integrated circuit, the charging for selecting temperature low is integrated
Circuit, and the battery and system power supply module that include to the mobile terminal by the charge integrated circuit of selection charge.
It should be noted that in the embodiments of the present disclosure, it not only can be integrated from the first charging by above two mode
A charge integrated circuit is selected in circuit and the second charge integrated circuit.It, can also be in other way in practical application
Select charge integrated circuit, for example, can the performance by charge integrated circuit and the extent of damage to battery select, this public affairs
Embodiment is opened no longer to list one by one.
In the embodiments of the present disclosure, which includes the first charge integrated circuit and the second charge integrated circuit, and
First electric current is less than the second electric current can pass through the first charge integrated circuit and second when charging to the mobile terminal
Charge integrated circuit charges to the mobile terminal, keeps the charging current of the mobile terminal larger, to improve the movement
The charging rate of terminal.In addition, by the current charging current of the first electric current, the second electric current, third electric current and battery, Ke Yijing
Really the charging of the mobile terminal is controlled, improves the control fining of mobile terminal charging process.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the present invention
Its embodiment.This application is intended to cover the present invention any variations, uses, or adaptations, these modifications, purposes or
Person's adaptive change follows the general principle of the present invention and includes the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the invention is not limited in the precision architectures for being described above and being shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (9)
1. a kind of mobile terminal, which is characterized in that the mobile terminal includes：First charge integrated circuit, the second charging are integrated
Circuit, system on chip SOC chip, battery and system power supply module, first charge integrated circuit exports the first electric current, described
Second charge integrated circuit exports the second electric current, and first electric current is less than second electric current；
The input terminal of the input terminal of first charge integrated circuit and second charge integrated circuit respectively with the SOC cores
Piece connects, the first output end difference of the first output end of first charge integrated circuit and second charge integrated circuit
It is connect with the battery, the second of the second output terminal of first charge integrated circuit and second charge integrated circuit is defeated
Outlet is connect with the system power supply module respectively；
The SOC chip is used for：
The current charging current for obtaining the battery determines the sum of first electric current and second electric current, obtains third electricity
Stream, when the current charging current is more than second electric current and is less than the third electric current, the SOC chip passes through described
First charge integrated circuit and second charge integrated circuit, the battery for include to the mobile terminal and system power supply module
It charges, when the current charging current is more than first electric current and is less than second electric current, the SOC chip is logical
The first interrupt pin that first charge integrated circuit includes is crossed, interrupt signal is sent to first charge integrated circuit,
By second charge integrated circuit, the battery and system power supplies module that include to the mobile terminal charge, and work as institute
State current charging current be more than charging by electric current and less than first electric current when, the SOC chip is filled by described second
It is electrically integrated the second interrupt pin that circuit includes, interrupt signal is sent to second charge integrated circuit, passes through described first
Charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge.
2. mobile terminal as described in claim 1, which is characterized in that the input terminal of first charge integrated circuit includes the
The input terminal of one interrupt pin, second charge integrated circuit includes the second interrupt pin；
First interrupt pin and second interrupt pin are connect with the SOC chip respectively, first interrupt pin
It is respectively used to receive the interrupt signal of the SOC chip transmission with second interrupt pin.
3. mobile terminal as claimed in claim 1 or 2, which is characterized in that the mobile terminal further includes universal serial bus
The input terminal of USB interface, first charge integrated circuit includes that the first power pins, the first positive data pin and first are negative
Pole data pin, the input terminal of second charge integrated circuit include second source pin, the second positive data pin and the
Two cathode data pins；
First power pins and the second source pin are connect with external power supply respectively, and first power pins and
The second source pin is also connect with the power pins of the USB interface, the described first positive data pin and described second
Positive data pin is connect with the positive data pin of the USB interface respectively, the first cathode data pin and described
Two cathode data pins are connect with the cathode data pin of the USB interface respectively.
4. mobile terminal as described in claim 1, which is characterized in that the input terminal of first charge integrated circuit further includes
The input terminal of first serial data pin and the first serial clock pin, second charge integrated circuit further includes second serial
Data pin and the second serial clock pin；
First serial data pin and second serial data pin are connect with the SOC chip respectively, and described first
Serial clock pin and second serial clock pin are connect with the SOC chip respectively.
5. mobile terminal as described in claim 1, which is characterized in that first charge integrated circuit further includes the first data
Pin is transmitted, second charge integrated circuit further includes the second data transmission pin；
The first data transmission pin and the second data transmission pin connect with the SOC chip of the mobile terminal respectively
It connects, the first data transmission pin and the second data transmission pin are respectively used to transmission external equipment to described mobile whole
The control data at end.
6. a kind of charging method of mobile terminal, which is characterized in that the method includes：
System on chip SOC chip obtains the current charging current for the battery that the mobile terminal includes；
The SOC chip determines the sum of the first electric current and the second electric current, obtains third electric current；
When the current charging current is more than second electric current and when less than the third electric current, the SOC chip passes through the
One charge integrated circuit and the second charge integrated circuit, the battery and system power supply module for include to the mobile terminal fill
Electricity；
When the current charging current is more than first electric current and is less than second electric current, the SOC chip passes through institute
The first interrupt pin that the first charge integrated circuit includes is stated, interrupt signal is sent to first charge integrated circuit, passes through
Second charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge；
When the current charging current be more than charging by electric current and less than first electric current when, the SOC chip passes through institute
The second interrupt pin that the second charge integrated circuit includes is stated, interrupt signal is sent to second charge integrated circuit, passes through
First charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge；
Wherein, first electric current is the output current of first charge integrated circuit, and second electric current is described second
The output current of charge integrated circuit, and first electric current is less than second electric current, first electric current and described second
Electric current is fixed-size electric current.
7. method as claimed in claim 6, which is characterized in that the method further includes：
When the current charging current is less than or equal to charge cutoff electric current, the SOC chip is interrupted by described first draws
Foot sends interrupt signal to first charge integrated circuit, and is collected to second charging by second interrupt pin
Interrupt signal is sent at circuit, is charged with stopping the battery for including to the mobile terminal and system power supply module.
8. method as claimed in claim 6, which is characterized in that described when the current charging current is less than second electric current
When, the SOC chip is based on the current charging current and first electric current, by first charge integrated circuit or
Second charge integrated circuit, the battery and system power supply module for include to the mobile terminal charge, including：
When the current charging current is more than first electric current and when less than second electric current, the SOC chip obtains the
One temperature and second temperature, first temperature are the temperature of first charge integrated circuit, and the second temperature is described
The temperature of second charge integrated circuit；
The SOC chip is based on first temperature and the second temperature, passes through first charge integrated circuit or institute
The second charge integrated circuit is stated, the battery and system power supply module for include to the mobile terminal charge.
9. method as claimed in claim 8, which is characterized in that the SOC chip is based on first temperature and described second
Temperature, by first charge integrated circuit or second charge integrated circuit, the electricity for including to the mobile terminal
Pond and system power supply module charge, including：
When first temperature is less than the second temperature, the SOC chip includes by second charge integrated circuit
The second interrupt pin, to second charge integrated circuit send interrupt signal, pass through first charge integrated circuit pair
The battery and system power supply module that the mobile terminal includes charge；
When first temperature is greater than or equal to the second temperature, the SOC chip passes through the integrated electricity of the first charging
The first interrupt pin that road includes sends interrupt signal to first charge integrated circuit, integrated by second charging
The battery and system power supply module that circuit includes to the mobile terminal charge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279201.4A CN104953647B (en) | 2015-05-27 | 2015-05-27 | Mobile terminal and its charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279201.4A CN104953647B (en) | 2015-05-27 | 2015-05-27 | Mobile terminal and its charging method |
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| Publication Number | Publication Date |
|---|---|
| CN104953647A CN104953647A (en) | 2015-09-30 |
| CN104953647B true CN104953647B (en) | 2018-09-25 |
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| CN201510279201.4A Active CN104953647B (en) | 2015-05-27 | 2015-05-27 | Mobile terminal and its charging method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712216B (en) * | 2017-02-28 | 2019-07-26 | 维沃移动通信有限公司 | A kind of charging method and charging system |
| CN112802991B (en) * | 2020-12-31 | 2023-07-21 | 联想(北京)有限公司 | Battery structure, electronic device and charging method |
| CN114156991A (en) * | 2021-12-10 | 2022-03-08 | 苏州博创集成电路设计有限公司 | Method and device for scheduling timer, charging circuit, charging equipment and chip |
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| CN104953647A (en) | 2015-09-30 |
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