CN104600786B - Portable power source and power information display methods - Google Patents

Portable power source and power information display methods Download PDF

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Publication number
CN104600786B
CN104600786B CN201410836082.3A CN201410836082A CN104600786B CN 104600786 B CN104600786 B CN 104600786B CN 201410836082 A CN201410836082 A CN 201410836082A CN 104600786 B CN104600786 B CN 104600786B
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China
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voltage
electronic equipment
information
power source
battery
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CN104600786A (en
Inventor
范杰
胡军
底浩
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Xiaomi Inc
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Xiaomi Inc
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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
    • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits

Abstract

The disclosure belongs to electronic circuit technology field on a kind of portable power source and power information display methods.The portable power source includes：Include the battery module of battery, be configured as the voltage output end output voltage in the battery module；Coulomb meter chip, it is configured as sampling the voltage of the voltage output end output, and the information about power of the battery is obtained according to the first obtained sampled voltage, the information about power is sent to the electronic equipment, the information about power by the electric power connection line and shows the information about power for triggering the electronic equipment.The disclosure can solve the problems, such as that portable power source can not show portable power source electricity in electron equipment charge, reach the effect of the real-time display portable power source electricity on an electronic device in charging.

Description

Portable power source and power information display methods
Technical field
This disclosure relates to electronic circuit technology field, more particularly to a kind of portable power source and power information display methods.
Background technology
As electronic equipment increasingly tends to intelligent, user is when using electronic equipment, the power consumption rate of electronic equipment Also it is increasingly faster, and limited by battery capacity in electronic equipment, battery can not provide prolonged continuation of the journey, therefore, user It is increasing to the demand of portable power source.
During using portable power source, portable power source is according to intrinsic charge mode directly to the electronic equipment of connection Charged.Intrinsic charge mode may result in some problems, such as, because the electricity of portable power source is generally also limited , therefore it can not be that electronic equipment is fully charged that portable power source, which is easy to because out of power or electricity are few, and then user is influenceed to electronics The use of equipment.
The content of the invention
To solve the problems, such as correlation technique, present disclose provides a kind of portable power source and power information display methods.
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of portable power source, the portable power source are used to pass through power supply Connecting line is connected with electronic equipment, and the portable power source includes：
Include the battery module of battery, be configured as the voltage output end output voltage in the battery module；
Coulomb meter chip, it is configured as sampling the voltage of the voltage output end output, and according to the first obtained sampling Voltage obtains the information about power of the battery, and the information about power is sent to the electronics by the electric power connection line and set Standby, the information about power shows the information about power for triggering the electronic equipment；
Wherein, the portable power source also includes the power supply control chip for being connected to the voltage output end of the battery module； The power supply control chip, it is configured as the electric current adjustment letter for receiving the electronic equipment by the electric power connection line and sending Number, the charging current corresponding to the voltage that will be received from the voltage output end of the battery module is adjusted to and the electricity Charging current corresponding to stream adjustment signal, the charging current after adjustment are used to pass through the electric power connection line to the electronics Equipment is charged；The current modifying signal is used to indicate that the portable power source increases the charging exported to the electronic equipment Electric current, the current modifying signal include scheduled duration threshold value；
The Coulomb meter chip, is additionally configured to obtain the power supply control chip and is adjusted according to the current modifying signal The duration of the voltage, when the duration reaches scheduled duration threshold value corresponding with the current modifying signal, Clear command is sent to the power supply control chip；
The power supply control chip, it is additionally configured to after the clear command is received, will will be the electronic equipment The charging current of offer reverts to the charging current provided before the current modifying signal is received；
Wherein, the power supply control chip includes operational amplifier, described by from the voltage output of the battery module Terminate the charging current corresponding to the voltage received and be adjusted to charging current corresponding with the current modifying signal, wrap Include：
The power supply control chip is by adjusting the impedance of the power supply control chip and the fortune of the operational amplifier Put, the charging current provided for the electronic equipment is adjusted to charging current corresponding with the current modifying signal.
According to the second aspect of the embodiment of the present disclosure, there is provided a kind of power information display methods, applied to such as first aspect In described portable power source, methods described includes：
The voltage exported to the voltage output end of battery module in the portable power source samples；
The information about power of battery in the battery module is calculated in the first sampled voltage according to obtaining；
The information about power is sent to the electronic equipment by the electric power connection line, the information about power is used to touch Sending out electronic equipment described shows the information about power；
Wherein, methods described also includes：
Receive the current modifying signal that the electronic equipment is sent by the electric power connection line, the current modifying signal For indicating that the portable power source increases the charging current exported to the electronic equipment；
Adjust in the portable power source operational amplifier in the impedance of power supply control chip and the power supply control chip Amplifier, by the charging current provided for the electronic equipment be adjusted to corresponding to the current modifying signal charging electricity Stream, the current modifying signal include scheduled duration threshold value；
Obtain the duration that the charging current is adjusted according to the current modifying signal；
To be the electronics when the duration reaches scheduled duration threshold value corresponding with the current modifying signal The charging current that equipment provides is adjusted to the charging current provided before the current modifying signal is received.
According to the third aspect of the embodiment of the present disclosure, there is provided a kind of power information display methods, applied in electronic equipment, Methods described includes：
The information about power that portable power source is sent by electric power connection line is received, the information about power is the portable power source pair The voltage of the voltage output end output of battery module is sampled in the portable power source, according to the first obtained sampled voltage meter Obtain；
Show the information about power；
Wherein, methods described also includes：
Current modifying signal is sent to the portable power source by the electric power connection line, the current modifying signal is used for Trigger the portable power source charging current provided for the electronic equipment is adjusted to corresponding to the current modifying signal Electric current, the current modifying signal are used to indicate that the portable power source increases the charging current exported to the electronic equipment, institute Stating current modifying signal includes scheduled duration threshold value, and the current modifying signal is additionally operable to trigger the electronic equipment acquisition power supply Control chip adjusts the duration of the voltage according to the current modifying signal, reaches and the electricity in the duration Corresponding to stream adjustment signal during scheduled duration threshold value, the charging current provided for the electronic equipment is reverted to receiving The charging current provided before current modifying signal is provided.
The technical scheme provided by this disclosed embodiment can include the following benefits：
Sampled by the voltage exported to the voltage output end of battery module in portable power source；According to first obtained The information about power of battery in battery module is calculated in sampled voltage；Information about power is sent to electronics by electric power connection line and set Standby, the information about power is used to trigger electronic equipment display information about power.The information about power of portable power source is sent to electronic equipment, Solve the problems, such as that portable power source can not show portable power source electricity in electron equipment charge, reach in charging in electronics The effect of real-time display portable power source electricity in equipment.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms a part for present disclosure specification, shows and meets the disclosure Embodiment, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is a kind of structural representation of portable power source according to an exemplary embodiment；
Fig. 2A is a kind of structural representation of portable power source according to another exemplary embodiment；
Fig. 2 B are the internal structure schematic diagrams of the battery module provided according to an exemplary embodiment；
Fig. 3 is a kind of structural representation of portable power source according to another exemplary embodiment；
Fig. 4 is a kind of flow chart of power information display methods according to an exemplary embodiment；
Fig. 5 is a kind of flow chart of power information display methods according to another exemplary embodiment；
Fig. 6 is a kind of flow chart of power information display methods according to another exemplary embodiment；
Fig. 7 is a kind of block diagram for being used to show the device of power information according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of structural representation of portable power source according to an exemplary embodiment, as shown in figure 1, the shifting Dynamic power supply includes：Include the battery module 110 and Coulomb meter chip 120 of battery.
The battery module 110, it is configured as the voltage output end output voltage in battery module 110.
Battery module 110 is used for storing electricity and release electricity.
The Coulomb meter chip 120, the voltage of sampled voltage output end output is configured as, and according to the first obtained sampling Voltage obtains the information about power of battery, and the information about power is sent to electronic equipment by electric power connection line, and the information about power is used Information about power is shown in triggering electronic equipment.
Wherein, electric power connection line can be USB connecting lines.
The voltage that Coulomb meter chip 120 can export to the voltage output end of battery module 110 samples.The electricity of battery Amount and voltage are usually positive correlation, and the positive correlation said here refers to that the change direction of two variables is identical, i.e., and one During individual variable increase, another corresponding variable also increases；When one variable reduces, another corresponding variable also reduces, and two The linear related or nonlinear correlation of person.
The electricity of battery in battery module 110 can be calculated in Coulomb meter chip 120 according to the first obtained sampled voltage Information is measured, the information about power can include the dump energy institute of the dump energy and the ratio, i.e. battery of battery total electricity of battery Account for the percentage of battery total electricity, it is clear that the information about power can also include the dump energy of battery total electricity and battery. After obtaining information about power, Coulomb meter chip 120 sends the information about power to electronic equipment by electric power connection line.Wherein, should Information about power is used to trigger the information about power that electronic equipment shows the transmission of Coulomb meter chip 120.Such as the profit of Coulomb meter chip 120 With vdd terminal from the voltage that the P+ ends of battery module 110 and P- ends export using obtaining the first sampled voltage, and according to the obtained The information about power of battery in battery module 110 is calculated in one sampled voltage, and the information about power is sent out by SCL ends and SDA ends The D+ ends and D- ends of electric power connection line are delivered to, the information about power is sent to electronic equipment by electric power connection line.Coulomb meter chip GND ends in 120 are grounded, and the ALARMB ends in Coulomb meter chip 120 are connected with electric power connection line.
Optionally, Coulomb meter chip 120 can also be according to the first sampled voltage and default electricity and voltage relationship list Obtain the information about power of battery, the default electricity and voltage relationship table be developer according to the voltage to the portable power source with What the data that electricity measures to obtain determined.
Electric power connection line can also utilize VBUS ends and GND ends directly to be obtained from the P+ ends of battery module 110 and P- ends Charging voltage, and provide the charging voltage for electronic equipment.
In summary, the portable power source that the disclosure provides, it is defeated by the voltage output end to battery module in portable power source The voltage gone out is sampled；The information about power of battery in battery module is calculated in the first sampled voltage according to obtaining；By electricity Amount information is sent to electronic equipment by electric power connection line, and the information about power is used to trigger electronic equipment display information about power.Will The information about power of portable power source is sent to electronic equipment, and movement can not be shown in electron equipment charge by solving portable power source The problem of electric quantity of power supply, reach the effect of the real-time display portable power source electricity on an electronic device in charging.
Fig. 2A is a kind of structural representation of portable power source according to another exemplary embodiment, as shown in Figure 2 A, The portable power source includes：Include the battery module 210 and Coulomb meter chip 220 of battery.
The battery module 210, it is configured as the voltage output end output voltage in battery module 210.
Battery module 210 is used for storing electricity and release electricity.
The Coulomb meter chip 220, the voltage of sampled voltage output end output is configured as, and according to the first obtained sampling Voltage obtains the information about power of battery, and the information about power is sent to electronic equipment by electric power connection line, and the information about power is used Information about power is shown in triggering electronic equipment.
The voltage that Coulomb meter chip 220 can export to the voltage output end of battery module 210 samples.The electricity of battery Amount and voltage are usually positive correlation, and the positive correlation refers to that the change direction of two variables is identical, i.e., a variable increases When big, another corresponding variable also increases；When one variable reduces, another corresponding variable also reduces, and both are linear Related or nonlinear correlation.
The electricity of battery in battery module 210 can be calculated in Coulomb meter chip 220 according to the first obtained sampled voltage Information is measured, the information about power can include the dump energy institute of the dump energy and the ratio, i.e. battery of battery total electricity of battery Account for the percentage of battery total electricity, it is clear that the information about power can also include the dump energy of battery total electricity and battery. After obtaining information about power, Coulomb meter chip 220 sends the information about power to electronic equipment by electric power connection line.Wherein, should Information about power is used to trigger the information about power that electronic equipment shows the transmission of Coulomb meter chip 220.Such as the profit of Coulomb meter chip 220 The voltage sample exported with vdd terminal from the P+ ends of battery module 210 and P- ends obtains the first sampled voltage, and according to the obtained The information about power of battery in battery module 210 is calculated in one sampled voltage, and the information about power is sent out by SCL ends and SDA ends The D+ ends and D- ends of electric power connection line are delivered to, the information about power is sent to electronic equipment by electric power connection line.Coulomb meter chip GND ends in 220 are grounded, and the ALARMB ends in Coulomb meter chip 220 are connected with electric power connection line, in Coulomb meter chip 220 TEST ends are connected with the P- ends in battery module 210, in the T_THERMAL ends in Coulomb meter chip 220 and battery module 210 TH ends connect, the second sampled voltage sent for receiving battery module 210, and the VIO_P ends in battery module 210 pass through respectively The connection of one resistance and the connecting line at SCL ends and D+ ends, the connecting line at SDA ends and D- ends, ALARMB ends and electric power connection line Line connects.The B_ID ends of battery module 210 are connected with the ID ends of electric power connection line, for exporting constant voltage to electronic equipment.
Optionally, Coulomb meter chip 220 can also be according to the first sampled voltage and default electricity and voltage relationship list Obtain the information about power of battery, the default electricity and voltage relationship table be developer according to the voltage to the portable power source with What the data that electricity measures to obtain determined.
Electric power connection line can also utilize VBUS ends and GND ends directly to be filled from the P+ ends of battery module 210 and P- ends Piezoelectric voltage, and provide the charging voltage for electronic equipment.
In the present embodiment, refer to shown in Fig. 2 B, it is in the battery module provided according to an exemplary embodiment Portion's structural representation.In fig. 2b, in the present embodiment, battery module 210 includes control chip 211, and battery module 210 can be with By the opening and closing of metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 in the control circuit of control chip 211 come control battery whether output voltage.Than Such as, when metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 is opened simultaneously, battery then output voltage, that is, electricity is discharged；As metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 When simultaneously closing off, battery stops output voltage, that is, stops release electricity.Wherein, the battery module 210 is from the battery module 210 Voltage output end output voltage.In battery module 210, electric capacity C1 respectively with the vdd terminal in control chip 211 and VSS ends Connection, electric capacity C1 one end are also connected by resistance R1 with the cathode output end P+ of battery module 210, the other end and battery module The negative pole of battery in 210 is connected.The electric capacity C2 cathode output end P+ and cathode output end P- phases with battery module 210 respectively Even.Negative poles of the metal-oxide-semiconductor Q1 respectively with the battery in the DO ends in control chip 211, metal-oxide-semiconductor Q2 and battery module 210 is connected, Metal-oxide-semiconductor Q2 is also connected with the CO ends in control chip 211 and the cathode output end P- of battery module 210 respectively.Control chip 211 In VM ends be connected by resistance R2 with the cathode output end P- of battery module 210.The negative pole of battery in battery module 210 with Metal-oxide-semiconductor Q1 is connected, and positive pole is connected by a resistance with cathode output end P+.
Battery module 210 also includes temperature sampling circuit 212, and the temperature sampling circuit 212 is configured as to being arranged on electricity Voltage on Chi Chu thermistor is sampled, and the second obtained sampled voltage is output into Coulomb meter chip 220.
It is RT referring still to the thermistor shown in Fig. 2 B, being provided with battery, voltage thereon is defeated by TH ends Go out.Wherein, thermistor RT one end is connected with cathode output end P-, and the other end is connected with the TH ends of battery module 210, battery Second sampled voltage can be output to Coulomb meter chip 220 by module 210 by TH ends.
In electron equipment charge, the temperature of the battery inside portable power source can gradually rise portable power source, work as battery Temperature it is too high when can greatly shorten the service life of battery.In order to obtain temperature information of the battery in charging, battery module Temperature sampling circuit 212 is provided with 210.Obvious characteristic is varied with temperature according to the resistance of thermistor, the temperature sampling Circuit 212 can be sampled to the voltage being arranged on the thermistor at battery, and the second obtained sampled voltage is exported To Coulomb meter chip 220.Because thermistor is arranged near battery, therefore the temperature corresponding to thermistor can generally be used In the temperature for replacing battery.
It is corresponding, Coulomb meter chip 220, it is additionally configured to obtain the second sampled voltage, is obtained according to the second sampled voltage The temperature information of battery, obtained temperature information is sent to electronic equipment by electric power connection line, temperature information is used to trigger Electronic equipment displays temperature information.
Optionally, Coulomb meter chip 220 can obtain second sampled voltage, and according to second sampled voltage and battery The relation list of temperature obtain the temperature information of battery.Coulomb meter chip 220 can according to second sampled voltage with it is corresponding Current calculation obtain the resistance of the thermistor, and battery is obtained according to the resistance of the thermistor and the corresponding relation of temperature Temperature information, and be stored in Coulomb meter chip 220.After the temperature information of battery is obtained, Coulomb meter chip 220 will obtain Temperature information sent by electric power connection line to electronic equipment, the temperature information be used for trigger electronic equipment show Coulomb meter core The temperature information that piece 220 is sent.
Optionally, Coulomb meter chip 220 can also obtain according to the relation list of second sampled voltage and the temperature of battery To the temperature information of battery.Wherein, second sampled voltage and the relation list of temperature can be by developers in advance to the heat What the voltage of both ends loading and the temperature data of thermistor of quick resistance were measured.
In the present embodiment, battery module 210 also includes control chip 213, the control chip 213, is configured as exporting Constant voltage with scheduled voltage, constant voltage are sent to electronic equipment by electric power connection line, and constant voltage is used for Triggering electronic equipment is shifting to be defined as the power supply that electronic equipment charges during scheduled voltage in the magnitude of voltage for judging constant voltage Dynamic power supply.
Referring still to shown in Fig. 2 B, the B_ID ends of the control chip 213 in wherein Fig. 2 B pass through resistance R3 and R4 and power supply The ID ends of connecting line are connected, for exporting constant voltage, GND ends and the cathode output end P- of control chip 213 to electronic equipment It is connected.The B_ID ends of control chip 213 are also connected by R3 and breakdown diode D1 with cathode output end P-, control chip 213 VIO_P ends be connected with the VIO_P ends of battery module 210, control chip 213 is also connected with cathode output end P+.
User for electronic equipment when charging, if power supply is non-moving power supply, can not obtain power supply information about power and Temperature information etc., therefore, portable power source need to send identification signal (i.e. above-mentioned constant voltage) to electronic equipment so that electronics Equipment can determine that the power supply is portable power source after the identification signal is received, and then obtain the electricity letter that portable power source is sent Breath.
With reference to reference to figure 2A and Fig. 2 B, the connection to device and port in battery module 210 and Coulomb meter chip 220 is closed System is described as follows：
The voltage output end of battery module 210 includes cathode output end P+ and cathode output end P-, wherein, positive pole output End P+ is connected with the VBUS ends of electric power connection line, and cathode output end P- is connected with the GND ends of electric power connection line.In battery mould In block 210, control chip 211 sends the opening and closing that control instruction controls metal-oxide-semiconductor Q1 by DO ends to metal-oxide-semiconductor Q1, by CO ends to Metal-oxide-semiconductor Q2 sends control instruction control metal-oxide-semiconductor Q2 opening and closing, and metal-oxide-semiconductor Q2 is connected with cathode output end P-.In battery module In 210 temperature sampling circuit 212, thermistor RT input is connected with cathode output end P-, and thermistor RT's is defeated Go out end with TH ends to be connected, and the second sampled voltage is output to by Coulomb meter chip 220 by TH ends.
The vdd terminal of Coulomb meter chip 220 is connected with the cathode output end P+ of battery module 210, and Coulomb meter chip 220 passes through The voltage that the vdd terminal exports to battery module 210 samples, and obtains the first sampled voltage.The T_ of Coulomb meter chip 220 THERMAL ends are connected with the TH ends of battery module 210, and Coulomb meter chip 220 receives battery module from the T_THERMAL ends Second sampled voltage of 210 outputs.The SCL ends of Coulomb meter chip 220 are connected with the D+ ends of electric power connection line, SDA ends and electricity The D- ends of source connecting line are connected, and Coulomb meter chip 220 is by SDA ends and SCL ends by the temperature information and information about power after processing Send to electronic equipment.
In summary, the portable power source that the disclosure provides, it is defeated by the voltage output end to battery module in portable power source The voltage gone out is sampled；The information about power of battery in battery module is calculated in the first sampled voltage according to obtaining；By electricity Amount information is sent to electronic equipment by electric power connection line, and the information about power is used to trigger electronic equipment display information about power.Will The information about power of portable power source is sent to electronic equipment, and movement can not be shown in electron equipment charge by solving portable power source The problem of electric quantity of power supply, reach the effect of the real-time display portable power source electricity on an electronic device in charging.
Fig. 3 is a kind of structural representation of portable power source according to another exemplary embodiment, as shown in figure 3, should Portable power source includes：Include the battery module 310 and Coulomb meter chip 320 of battery.
The battery module 310, it is configured as the voltage output end output voltage in battery module 310.
Battery module 310 is used for storing electricity and release electricity.In the present embodiment, battery module 310 includes control core Piece 211, battery module 310 can be controlled by the opening and closing of metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 in the control circuit of control chip 211 Battery processed whether output voltage.For example when metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 is opened simultaneously, then output voltage, i.e. release are electric for battery Amount；When metal-oxide-semiconductor Q1 and metal-oxide-semiconductor Q2 are simultaneously closed off, battery stops output voltage, that is, stops release electricity.Wherein, the battery mould Voltage output end output voltage of the block 310 from the battery module 310.The B_ID ends of battery module 310 and the ID of electric power connection line End is connected, for exporting constant voltage to electronic equipment.
The Coulomb meter chip 320, the voltage of sampled voltage output end output is configured as, and according to the first obtained sampling Voltage obtains the information about power of battery, and the information about power is sent to electronic equipment by electric power connection line, and the information about power is used Information about power is shown in triggering electronic equipment.
The voltage that Coulomb meter chip 320 can export to the voltage output end of battery module 310 samples.The electricity of battery Amount and voltage are usually positive correlation, and the positive correlation refers to that the change direction of two variables is identical, i.e., a variable increases When big, another corresponding variable also increases；When one variable reduces, another corresponding variable also reduces, and both are linear Related or nonlinear correlation.
The electricity letter of battery in battery module can be calculated in Coulomb meter chip 320 according to the first obtained sampled voltage Breath, the information about power can include ratio of the dump energy with battery total electricity of battery, i.e., electric shared by the dump energy of battery The percentage of pond total electricity, it is clear that the information about power can also include the dump energy of battery total electricity and battery.Obtaining After information about power, Coulomb meter chip 320 sends the information about power to electronic equipment by electric power connection line.Wherein, the electricity Information is used to trigger the information about power that electronic equipment shows the transmission of Coulomb meter chip 320.Optionally, Coulomb meter chip 320 also may be used To obtain the information about power of battery with voltage relationship list according to the first sampled voltage and default electricity, the default electricity with Voltage relationship table is that the data that developer measures to obtain according to the voltage to the portable power source and electricity determine.
Electric power connection line can also utilize VBUS ends and GND ends directly to be filled from the P+ ends of battery module 310 and P- ends Piezoelectric voltage, and provide the charging voltage for electronic equipment.
In the present embodiment, battery module 310 also includes temperature sampling circuit 212, and temperature sampling circuit 212 is configured as The voltage being arranged on the thermistor at battery is sampled, the second obtained sampled voltage is output to Coulomb meter chip 320。
In electron equipment charge, the temperature of the battery inside portable power source can gradually rise portable power source, work as battery Temperature it is too high when can greatly shorten the service life of battery.In order to obtain temperature information of the battery in charging, battery module Temperature sampling circuit 212 is provided with 310.Obvious characteristic is varied with temperature according to the resistance of thermistor, the temperature sampling Circuit 212 can be sampled to the voltage being arranged on the thermistor at battery, and the second obtained sampled voltage is exported To Coulomb meter chip 320.Because thermistor is arranged near battery, therefore the temperature corresponding to thermistor can generally be used In the temperature for replacing battery.
It is corresponding, Coulomb meter chip 320, it is additionally configured to obtain the second sampled voltage, is obtained according to the second sampled voltage The temperature information of battery, obtained temperature information is sent to electronic equipment by electric power connection line, temperature information is used to trigger Electronic equipment displays temperature information.
Optionally, Coulomb meter chip 320 can obtain second sampled voltage, and according to second sampled voltage and battery The relation list of temperature obtain the temperature information of battery.Coulomb meter chip 320 can according to second sampled voltage with it is corresponding Current calculation obtain the resistance of the thermistor, and battery is obtained according to the resistance of the thermistor and the corresponding relation of temperature Temperature information, and be stored in Coulomb meter chip 320.After the temperature information of battery is obtained, Coulomb meter chip 320 will obtain Temperature information sent by electric power connection line to electronic equipment, the temperature information be used for trigger electronic equipment show Coulomb meter core The temperature information that piece 320 is sent.
Optionally, Coulomb meter chip 320 can also obtain according to the relation list of second sampled voltage and the temperature of battery To the temperature information of battery.Wherein, second sampled voltage and the relation list of temperature can be by developers in advance to the heat What the voltage of both ends loading and the temperature data of thermistor of quick resistance were measured.
In a kind of application scenarios, user may be badly in need of electron equipment charge, now can then adjust portable power source to The charging current that electronic equipment is charged, to reduce the charging duration to be charged to electronic equipment, at this moment, portable power source is also The power supply control chip 330 for being connected to the voltage output end of battery module 310 can be included.
The power supply control chip 330, it is configured as the electric current adjustment letter for receiving electronic equipment by electric power connection line and sending Number, the charging current corresponding to voltage that will be received from the voltage output end of battery module 310, which is adjusted to adjust with electric current, to be believed Charging current corresponding to number, the charging current after adjustment are used to be charged to electronic equipment by electric power connection line.
In a kind of possible application scenario, user can issue electric current adjustment letter by electronic equipment to portable power source Number, corresponding, portable power source can receive the electric current that electronic equipment is sent by electric power connection line by power supply control chip 330 Signal is adjusted, and the circuit inside power supply control chip 330 is adjusted according to the current modifying signal, so that will be from battery module The charging current corresponding to voltage that 310 voltage output end receives is adjusted to charging electricity corresponding with current modifying signal Stream.
User needs quickly to charge to electronic equipment, and the current modifying signal is generally used to indicate that portable power source is increased to electricity The charging current of sub- equipment output.
A series of metal-oxide-semiconductor and operational amplifier in power supply control chip 330 be present, power supply control chip 330 can be with Connected mode by adjusting metal-oxide-semiconductor reaches the purpose for the impedance for reducing output circuit, so as to increase charging current, or, passes through The amplifier for changing operational amplifier improves output voltage, so as to increasing charging current.It should be noted that because impedance is held very much It is vulnerable to the influence of temperature, therefore power supply control chip 330 can the connected mode using adjustment metal-oxide-semiconductor and change computing simultaneously The mode of the amplifier of amplifier increases charging current, thereby may be ensured that charging current being accurately adjusted to current modifying signal Indicated charging current.
Under the scene for needing quickly to charge to electronic equipment, because the charging current after increase would generally damage electricity Electroplax in sub- equipment, therefore in order to protect the service life of electroplax, user is generally not intended to the charging interval too long, therefore, should Coulomb meter chip 320 can be additionally configured to acquisition power supply control chip 330 and adjust continuing for voltage according to current modifying signal Duration, when duration reaches scheduled duration threshold value corresponding with current modifying signal, sent clearly to power supply control chip 330 Zero instruction, clear command are receiving for indicating that power supply control chip 330 will revert to for the charging current that electronic equipment provides The charging current provided before to current modifying signal.So, the charged duration of charging current after increase is big When reaching the scheduled duration threshold value that can protect electroplax in electronic equipment, then the charging current can be reverted to the charging of acquiescence Electric current, and then avoid the excessive damage to electroplax in point-like electron equipment.
In another case, portable power source is utilizing charging current (charging current after especially increasing) to electronics When equipment is charged, easily cause the temperature of portable power source too high, and then reduce the service life of portable power source, to mobile electricity Source causes to damage, therefore Coulomb meter chip 320, can be additionally configured to when the temperature indicated by obtained temperature information reaches pre- When determining temperature threshold, then clear command is sent to power supply control chip 330.The clear command again indicates that power supply core Piece 330 reverts to the charging current provided by electronic equipment the charging electricity provided before current modifying signal is received Stream.
It is corresponding, the power supply control chip 330, it is additionally configured to after clear command is received, will will be electronic equipment The charging current of offer reverts to the charging current provided before current modifying signal is received.
Optionally, power supply control chip 330 can also store the charging before increase charging current before charging current is increased Circuit configuration information.The power supply control chip 330 can obtain after clear command is received and be stored in power supply control chip The charging circuit configuration information before increase charging current on 330, by the amplifier of operational amplifier in power supply control chip 330 with The connected mode of metal-oxide-semiconductor reverts to the charging circuit setting before increase charging current.
Still referring to Fig. 3 and Fig. 2 B, to device in battery module 310, Coulomb meter chip 320 and power supply control chip 330 And port annexation carry out be described as follows：
In Fig. 3 and Fig. 2 B, the voltage output end of battery module 310 includes cathode output end P+ and cathode output end P-, wherein, cathode output end P+ and cathode output end P- are connected with power supply control chip 330, for power supply control chip 330 output voltages.Control chip 211 sends control instruction control metal-oxide-semiconductor Q1 opening and closing by DO ends to metal-oxide-semiconductor Q1, passes through CO The opening and closing that control instruction control metal-oxide-semiconductor Q2 is sent to metal-oxide-semiconductor Q2 is held, metal-oxide-semiconductor Q2 is connected with cathode output end P-.In battery mould In the temperature sampling circuit 212 of block 310, thermistor RT input is connected with cathode output end P-, thermistor RT's Output end is connected with TH ends, and the second sampled voltage is output into Coulomb meter chip 320 by TH ends.The B_ of control chip 213 ID ends are connected with the ID ends of electric power connection line, and for exporting constant voltage to electronic equipment, the GND ends of control chip 213 are with bearing Pole output end P- is connected.VIO_P ends in battery module 310 by a resistance respectively the SCL ends with Coulomb meter chip 320, The SCL ends of power supply control chip 330 are connected with the D+ ends of electric power connection line；VIO_P ends in battery module 310 also pass through one The D- ends at resistance the SDA ends with Coulomb meter chip 320, the SDA ends of power supply control chip 330 and electric power connection line respectively are connected； VIO_P ends in battery module 310 also by a resistance respectively with the ALARMB ends of Coulomb meter chip 320 and electric power connection line It is connected.
In Coulomb meter chip 320, the vdd terminal of Coulomb meter chip 320 and the cathode output end P+ phases of battery module 310 Even, the voltage that Coulomb meter chip 320 is exported by the vdd terminal to battery module 310 samples, and obtains the first sampled voltage, And the information about power of battery in battery module 310 is calculated according to the first obtained sampled voltage, the information about power is passed through SCL ends and SDA ends are sent to the D+ ends of electric power connection line and D- ends, are set information about power transmission electron by electric power connection line It is standby.The T_THERMAL ends of Coulomb meter chip 320 are connected with the TH ends of battery module 310, and Coulomb meter chip 320 is from the T_ THERMAL ends receive the second sampled voltage that battery module 310 exports.The Clr ends of Coulomb meter chip 320 and power supply control chip 330 connections, for detecting to be reached and current modifying signal pair according to the duration after current modifying signal adjustment voltage During the scheduled duration threshold value answered, clear command is sent to power supply control chip 330.The SCL ends of Coulomb meter chip 320 connect with power supply The D+ ends of wiring are connected, and SDA ends are connected with the D- ends of electric power connection line, and Coulomb meter chip 320 will by SDA ends and SCL ends Temperature information and information about power after processing are sent to electronic equipment, or receive the current modifying signal that electronic equipment is sent.Storehouse GND ends in logical sequence meter chip 320 are grounded, and the ALARMB ends in Coulomb meter chip 320 are connected with electric power connection line, Coulomb meter chip TEST ends in 320 are connected with the P- ends in battery module 310.
In power supply control chip 330, SCL ends are connected with the D+ ends of electric power connection line, SDA ends and electric power connection line D- ends are connected, and power supply control chip 330 receives the current modifying signal of electronic equipment transmission by SCL ends and SDA ends.
In summary, the portable power source that the disclosure provides, it is defeated by the voltage output end to battery module in portable power source The voltage gone out is sampled；The information about power of battery in battery module is calculated in the first sampled voltage according to obtaining；By electricity Amount information is sent to electronic equipment by electric power connection line, and the information about power is used to trigger electronic equipment display information about power.Will The information about power of portable power source is sent to electronic equipment, and movement can not be shown in electron equipment charge by solving portable power source The problem of electric quantity of power supply, reach the effect of the real-time display portable power source electricity on an electronic device in charging.
Fig. 4 is a kind of flow chart of power information display methods according to an exemplary embodiment, as shown in figure 4, A kind of power information display methods is present embodiments provided, the power information display methods is applied to Fig. 1 to Fig. 3 any embodiments In the portable power source shown, including：
In step 401, the voltage exported to the voltage output end of battery module in portable power source samples.
In step 402, the information about power of battery in battery module is calculated according to the first obtained sampled voltage.
The electricity of battery and voltage are usually positive correlation, and the voltage of the battery output corresponding in different electricity is only One, therefore, the information about power of battery in battery module, the information about power can be calculated according to the first obtained sampled voltage Battery total electricity, the dump energy of battery can be included.
In step 403, information about power is sent to electronic equipment by electric power connection line, the information about power is used to trigger Electronic equipment shows information about power.
Wherein, electric power connection line can be USB connecting lines, and electronic equipment is to can be read and show the electricity that portable power source is sent The equipment for measuring information, such as the equipment such as palm PC, smart mobile phone.
In summary, the power information display methods that the disclosure provides, passes through the voltage to battery module in portable power source The voltage of output end output is sampled；The electricity letter of battery in battery module is calculated in the first sampled voltage according to obtaining Breath；Information about power is sent to electronic equipment by electric power connection line, the information about power is used to trigger electronic equipment display electricity Information.The information about power of portable power source is sent to electronic equipment, solving portable power source can not in electron equipment charge The problem of showing portable power source electricity, reach the effect of the real-time display portable power source electricity on an electronic device in charging.
Fig. 5 is a kind of flow chart of power information display methods according to another exemplary embodiment, such as Fig. 5 institutes Show, present embodiments provide a kind of power information display methods, the power information display methods is applied in electronic equipment, bag Include：
In step 501, the information about power that portable power source is sent by electric power connection line is received, the information about power is mobile The voltage that power supply exports to the voltage output end of battery module in portable power source samples, according to the first obtained sampled voltage It is calculated.
In step 502, information about power is shown.
In summary, the power information display methods that the disclosure provides, passes through electric power connection line by receiving portable power source The information about power of transmission, the information about power are the voltage that portable power source exports to the voltage output end of battery module in portable power source Sampled, be calculated according to the first obtained sampled voltage；Show information about power.Obtain the electricity letter of portable power source Breath, solve the problems, such as that portable power source can not show portable power source electricity in electron equipment charge, reach charging when The effect of real-time display portable power source electricity on electronic equipment.
Fig. 6 is a kind of flow chart of power information display methods according to another exemplary embodiment, such as Fig. 6 institutes Show, present embodiments provide a kind of power information display methods, the power information display methods is applied to any realities of Fig. 1 to Fig. 3 Apply in the portable power source and electronic equipment exemplified, including：
In step 601, portable power source is constant with scheduled voltage to electronic equipment output by electric power connection line Voltage, the constant voltage, which is used to triggering electronic equipment, is judging the magnitude of voltage of constant voltage to be defined as electronics during scheduled voltage The power supply of equipment charge is portable power source.
User for electronic equipment when charging, therefore, mobile if the non-moving power supply of power supply, can not obtain information about power Power supply needs to send identification signal to electronic equipment so that electronic equipment can determine that the power supply is after the identification signal is received Portable power source, and then obtain the information about power that portable power source is sent.
In a kind of possible implementation, portable power source can have in advance by electric power connection line to electronic equipment output Determine the constant voltage of magnitude of voltage, the magnitude of voltage of the constant voltage is stored in electronic equipment, is being judged for triggering electronic equipment The power supply for being defined as electronic equipment charging when the magnitude of voltage of constant voltage is scheduled voltage is portable power source.
In step 602, electronic equipment receives the constant voltage of power supply output by electric power connection line；When constant voltage When magnitude of voltage is scheduled voltage, the power supply for being defined as electronic equipment charging is portable power source.
Electronic equipment can receive the constant voltage that power supply exports by electric power connection line, and reading and saving is in electronic equipment In scheduled voltage, the scheduled voltage be used for identify portable power source, when electronic equipment determines the magnitude of voltage of the constant voltage For scheduled voltage when, be defined as electronic equipment charging power supply be portable power source.
Optionally, scheduled voltage can also be the magnitude of voltage of more than two.Now, electronic equipment is receiving power supply output Constant voltage after, can detect in scheduled voltage with the presence or absence of magnitude of voltage identical magnitude of voltage with the constant voltage, If detect the magnitude of voltage identical magnitude of voltage for having with the constant voltage, it is determined that be that the power supply of electronic equipment charging is mobile The function of portable power source information is read in power supply, activation；If not detecting the magnitude of voltage identical magnitude of voltage with the constant voltage, The step of continuing executing with charging.
In step 603, the voltage that portable power source exports to the voltage output end of battery module in portable power source is adopted Sample；The information about power of battery in battery module is calculated in the first sampled voltage according to obtaining.
The voltage that portable power source can export to the voltage output end of battery module in portable power source sample, and obtain the One sampled voltage.Because electricity and the voltage of battery are usually positive correlation, the battery output corresponding in different electricity Voltage it is unique, therefore, portable power source can pass through the Coulomb meter chip in portable power source according to the first obtained sampled voltage The information about power of battery in battery module is calculated, the information about power can include battery total electricity, the dump energy of battery.
In step 604, portable power source sends the information about power to electronic equipment by electric power connection line, electricity letter Cease and show information about power for triggering electronic equipment.
After information about power is obtained, the information about power can be sent to electronics and set by portable power source by electric power connection line Standby, the information about power is used to trigger electronic equipment display information about power.
In step 605, electronic equipment receives the information about power that portable power source is sent by electric power connection line, electricity letter Breath is that the voltage that portable power source exports to the voltage output end of battery module in portable power source samples, according to first obtained What sampled voltage was calculated；Show information about power.
Electronic equipment can receive the information about power that portable power source is sent by electric power connection line, and display should on screen Information about power.
In a kind of possible implementation, user can be with by whether open the application on electronic equipment to determine whether Show the information about power that portable power source is sent.If user is not switched on the application on electronic equipment, electronic equipment is only charged Operation, if user opens the application on electronic equipment, electronic equipment shows the information about power that portable power source is sent on screen.
In step 606, portable power source samples to the voltage being arranged on the thermistor at battery；According to obtaining The second sampled voltage the temperature information of battery is calculated.
Because the resistance of thermistor varies with temperature substantially, portable power source can be to the thermistor that is arranged at battery On voltage sampled, and the resistance of the thermistor is obtained with corresponding Current calculation according to second sampled voltage, and The temperature information of battery is obtained according to the corresponding relation of the resistance of the thermistor and temperature.
In step 607, temperature information is sent to electronic equipment, temperature information and used by portable power source by electric power connection line In triggering electronic equipment displays temperature information.
After temperature information is obtained, the temperature information can be sent to electronics and set by portable power source by electric power connection line Standby, the temperature information is used to trigger electronic equipment display information about power.
In step 608, electronic equipment receives the temperature information that portable power source is sent by electric power connection line, temperature information It is that portable power source samples to the voltage being arranged on the thermistor at battery, is calculated according to the second obtained sampled voltage Obtain；Displays temperature information.
Electronic equipment can receive the temperature information that portable power source is sent by electric power connection line, and display should on screen Temperature information.
In a kind of possible implementation, user can be with by whether open the application on electronic equipment to determine whether Show the temperature information that portable power source is sent.If user is not switched on the application on electronic equipment, electronic equipment is only charged Operation, if user opens the application on electronic equipment, electronic equipment shows the temperature information that portable power source is sent on screen.
In step 609, electronic equipment sends current modifying signal by electric power connection line to portable power source, and the electric current is adjusted Entire signal is used to trigger the electricity that portable power source will be adjusted to corresponding to current modifying signal for the charging current that electronic equipment provides Stream.
In a kind of possible application scenario, user needs quickly to charge to electronic equipment.Now, user can be in electronics Application interface in equipment is operated, and the current modifying signal of triggering is sent to portable power source, and the current modifying signal is used for The electric current that triggering portable power source will be adjusted to corresponding to current modifying signal for the charging current that electronic equipment provides, the electric current are adjusted The information that entire signal includes can be the size of electric current adjustment, the duration to be charged with the electric current after adjustment etc..
In step 610, portable power source receives the current modifying signal that electronic equipment is sent by electric power connection line；To be The charging current that electronic equipment provides is adjusted to the charging current corresponding to current modifying signal.
Portable power source can receive the current modifying signal that electronic equipment is sent by electric power connection line, and read the electric current Signal is adjusted, the connection that the amplifier by improving operational amplifier increases charging voltage or changed between metal-oxide-semiconductor reduces circuit resistance Anti- mode, the charging current corresponding to current modifying signal will be adjusted to for the charging current that electronic equipment provides.
Because the mode that single use improves the mode of the amplifier of operational amplifier or changes the connection between metal-oxide-semiconductor is difficult Charging current is finely tailored as the charging current corresponding to current modifying signal, therefore, portable power source can be combined and used Both modes adjust charging current.
It should be noted that the circuit that portable power source before charging current is adjusted, can store before adjusting charging current is set Put.
In step 611, portable power source obtains the duration that charging current is adjusted according to current modifying signal；Continuing When duration reaches scheduled duration threshold value corresponding with current modifying signal, it will be adjusted to for the charging current that electronic equipment provides The charging current provided before current modifying signal is provided.
Under the scene for needing quickly to charge to electronic equipment, user is generally not intended to the charging interval too long, and When being charged with the charging current after increase to electronic equipment, the battery of portable power source can be damaged greatly.Therefore, use In the current modifying signal of family triggering, the duration of the electric current charging after adjustment generally further comprises.
Portable power source can obtain according to current modifying signal adjust charging current duration, and compare this continue when It is long and and scheduled duration threshold value corresponding with current modifying signal size, if duration reaches scheduled duration threshold value, move Dynamic power supply can read the circuit setting before the adjustment charging current of storage, and the circuit of current portable power source is set and reverts to this Adjust the circuit before charging current to set, so as to be adjusted to receiving electric current adjustment for the charging current that electronic equipment provides The charging current provided before signal.
In step 612, when the temperature indicated by obtained temperature information reaches predetermined temperature threshold, portable power source will The charging current provided before current modifying signal is received is adjusted to by the charging current that electronic equipment provides.
Portable power source is when the charging current after with increase charges to electronic equipment, the battery temperature in portable power source It can raise quickly, when the temperature reaches certain numerical value, battery can be by expensive damage, and therefore, portable power source is after with increase Electric current when being charged to electronic equipment, the battery temperature in portable power source can not be too high.
Therefore, portable power source can be compared the temperature indicated by the temperature information being calculated and predetermined temperature threshold Compared with when the temperature indicated by the temperature information reaches predetermined temperature threshold, portable power source can read the adjustment charging of storage Circuit before electric current is set, and the circuit of current portable power source is set the circuit before reverting to the adjustment charging current set, from And the charging current for being adjusted to provide before current modifying signal is received by the charging current provided by electronic equipment.
Need to illustrate when, step 601 and step 602 can individually be implemented as one embodiment, step 603 to step 605 can individually be implemented as one embodiment, and step 606 to step 608 can individually be implemented as one embodiment, step 609 can individually be implemented as one embodiment, and step 601, step 603, step 604, step 606, step to step 612 607 and step 610 to step 612 in one, two or more steps combine can individually be implemented as with move Dynamic power supply is the power information display methods of executive agent, one in step 602, step 605, step 608 and step 609 Individual, two or more steps combine the power information that can be individually implemented as using electronic equipment as executive agent and shown Method.It should be added that above-mentioned each step can be combined into one embodiment, and the execution sequence of each step is simultaneously It is not construed as limiting, i.e., above-mentioned each step can perform the step corresponding to the execution condition when meeting execution condition.
In summary, the power information display methods that the disclosure provides, passes through the voltage to battery module in portable power source The voltage of output end output is sampled；The electricity letter of battery in battery module is calculated in the first sampled voltage according to obtaining Breath；Information about power is sent to electronic equipment by electric power connection line, the information about power is used to trigger electronic equipment display electricity Information.The information about power of portable power source is sent to electronic equipment, solving portable power source can not in electron equipment charge The problem of showing portable power source electricity, reach the effect of the real-time display portable power source electricity on an electronic device in charging.
Fig. 7 is a kind of block diagram for being used to show the device of power information according to an exemplary embodiment.For example, dress It can be mobile phone to put 700, computer, digital broadcast terminal, messaging devices, game console, tablet device, medical treatment Equipment, body-building equipment, personal digital assistant etc..
Reference picture 7, device 700 can include following one or more assemblies：Processing component 702, memory 704, power supply Component 706, multimedia groupware 708, audio-frequency assembly 710, the interface 712 of input/output (I/O), sensor cluster 714, and Communication component 716.
The integrated operation of the usual control device 700 of processing component 702, such as communicated with display, call, data, phase The operation that machine operates and record operation is associated.Processing component 702 can refer to including one or more processors 718 to perform Order, to complete all or part of step of above-mentioned method.In addition, processing component 702 can include one or more modules, just Interaction between processing component 702 and other assemblies.For example, processing component 702 can include multi-media module, it is more to facilitate Interaction between media component 708 and processing component 702.
Memory 704 is configured as storing various types of data to support the operation in device 700.These data are shown Example includes the instruction of any application program or method for being operated on device 700, contact data, telephone book data, disappears Breath, picture, video etc..Memory 704 can be by any kind of volatibility or non-volatile memory device or their group Close and realize, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM) are erasable to compile Journey read-only storage (EPROM), programmable read only memory (PROM), read-only storage (ROM), magnetic memory, flash Device, disk or CD.
Power supply module 706 provides electric power for the various assemblies of device 700.Power supply module 706 can include power management system System, one or more power supplys, and other components associated with generating, managing and distributing electric power for device 700.
Multimedia groupware 708 is included in the screen of one output interface of offer between described device 700 and user.One In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen Curtain may be implemented as touch-screen, to receive the input signal from user.Touch panel includes one or more touch sensings Device is with the gesture on sensing touch, slip and touch panel.The touch sensor can not only sensing touch or sliding action Border, but also detect and touched or the related duration and pressure of slide with described.In certain embodiments, more matchmakers Body component 708 includes a front camera and/or rear camera.When device 700 is in operator scheme, such as screening-mode or During video mode, front camera and/or rear camera can receive outside multi-medium data.Each front camera and Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio-frequency assembly 710 is configured as output and/or input audio signal.For example, audio-frequency assembly 710 includes a Mike Wind (MIC), when device 700 is in operator scheme, during such as call model, logging mode and speech recognition mode, microphone by with It is set to reception external audio signal.The audio signal received can be further stored in memory 704 or via communication set Part 716 is sent.In certain embodiments, audio-frequency assembly 710 also includes a loudspeaker, for exports audio signal.
I/O interfaces 712 provide interface between processing component 702 and peripheral interface module, and above-mentioned peripheral interface module can To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock Determine button.
Sensor cluster 714 includes one or more sensors, and the state for providing various aspects for device 700 is commented Estimate.For example, sensor cluster 714 can detect opening/closed mode of device 700, and the relative positioning of component, for example, it is described Component is the display and keypad of device 700, and sensor cluster 714 can be with 700 1 components of detection means 700 or device Position change, the existence or non-existence that user contacts with device 700, the orientation of device 700 or acceleration/deceleration and device 700 Temperature change.Sensor cluster 714 can include proximity transducer, be configured to detect in no any physical contact The presence of neighbouring object.Sensor cluster 714 can also include optical sensor, such as CMOS or ccd image sensor, for into As being used in application.In certain embodiments, the sensor cluster 714 can also include acceleration transducer, gyro sensors Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 716 is configured to facilitate the communication of wired or wireless way between device 700 and other equipment.Device 700 can access the wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.In an exemplary implementation In example, communication component 716 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel. In one exemplary embodiment, the communication component 716 also includes near-field communication (NFC) module, to promote junction service.Example Such as, in NFC module radio frequency identification (RFID) technology can be based on, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology, Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 700 can be believed by one or more application specific integrated circuits (ASIC), numeral Number processor (DSP), digital signal processing appts (DSPD), PLD (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for performing above-mentioned display power information side Method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instructing, example are additionally provided Such as include the memory 704 of instruction, above-mentioned instruction can be performed by the processor 718 of device 700 to complete above-mentioned display power supply letter Breath method.For example, the non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD- ROM, tape, floppy disk and optical data storage devices etc..
Those skilled in the art will readily occur to the other of the disclosure after considering specification and putting into practice disclosure herein Embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or Adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure or Conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following power Profit requires to point out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.

Claims (8)

1. a kind of portable power source, it is characterised in that the portable power source is used to be connected with electronic equipment by electric power connection line, institute Stating portable power source includes：
Include the battery module of battery, be configured as the voltage output end output voltage in the battery module；
Coulomb meter chip, it is configured as sampling the voltage of the voltage output end output, and according to the first obtained sampled voltage The information about power of the battery is obtained, the information about power is sent to the electronic equipment, institute by the electric power connection line State information about power and show the information about power for triggering the electronic equipment；
Wherein, the portable power source also includes the power supply control chip for being connected to the voltage output end of the battery module；It is described Power supply control chip, the current modifying signal for receiving the electronic equipment by the electric power connection line and sending is configured as, will The charging current corresponding to the voltage received from the voltage output end of the battery module is adjusted to adjust with the electric current Charging current corresponding to entire signal, the charging current after adjustment are used to pass through the electric power connection line to the electronic equipment Charged；The current modifying signal is used to indicate that the portable power source increases the charging electricity exported to the electronic equipment Stream, the current modifying signal include scheduled duration threshold value；
The Coulomb meter chip, it is additionally configured to obtain the power supply control chip according to current modifying signal adjustment The duration of voltage, when the duration reaches scheduled duration threshold value corresponding with the current modifying signal, to institute State power supply control chip and send clear command；
The power supply control chip, it is additionally configured to after the clear command is received, will be provided for the electronic equipment Charging current the charging current provided before the current modifying signal is received is provided；
Wherein, the power supply control chip includes operational amplifier, the voltage output termination by from the battery module The charging current corresponding to the voltage received is adjusted to charging current corresponding with the current modifying signal, including：
The power supply control chip, will by adjusting the impedance of the power supply control chip and the amplifier of the operational amplifier The charging current provided for the electronic equipment is adjusted to charging current corresponding with the current modifying signal.
2. portable power source according to claim 1, it is characterised in that
The battery module includes temperature sampling circuit, and the temperature sampling circuit is configured as to being arranged at the battery Voltage on thermistor is sampled, and the second obtained sampled voltage is output into the Coulomb meter chip；
The Coulomb meter chip, is additionally configured to obtain second sampled voltage, and institute is obtained according to second sampled voltage The temperature information of battery is stated, the obtained temperature information is sent to the electronic equipment, institute by the electric power connection line State temperature information and show the temperature information for triggering the electronic equipment.
3. portable power source according to claim 2, it is characterised in that
The Coulomb meter chip, it is additionally configured to when the temperature indicated by the obtained temperature information reaches predetermined temperature threshold When, then send the clear command to the power supply control chip.
4. according to any described portable power source in claims 1 to 3, it is characterised in that the battery module also includes control Chip,
The control chip is configured as constant voltage of the output with scheduled voltage, and the constant voltage is passed through the electricity Source connecting line is sent to the electronic equipment, and the constant voltage is used to trigger the electronic equipment in the judgement constant voltage Magnitude of voltage to be defined as the power supply of the electronic equipment charging when being the scheduled voltage be portable power source.
5. a kind of power information display methods, it is characterised in that applied to the mobile electricity as described in any in Claims 1-4 In source, methods described includes：
The voltage exported to the voltage output end of battery module in the portable power source samples；
The information about power of battery in the battery module is calculated in the first sampled voltage according to obtaining；
The information about power is sent to the electronic equipment by the electric power connection line, the information about power is used to trigger institute State electronic equipment and show the information about power；
Wherein, methods described also includes：
The current modifying signal that the electronic equipment is sent by the electric power connection line is received, the current modifying signal is used for Indicate that the portable power source increases the charging current exported to the electronic equipment；
Adjust the fortune of operational amplifier in the impedance of power supply control chip in the portable power source and the power supply control chip Put, the charging current provided for the electronic equipment is adjusted to the charging current corresponding to the current modifying signal, institute Stating current modifying signal includes scheduled duration threshold value；
Obtain the duration that the charging current is adjusted according to the current modifying signal；
To be the electronic equipment when the duration reaches scheduled duration threshold value corresponding with the current modifying signal The charging current of offer is adjusted to the charging current provided before the current modifying signal is received.
6. according to the method for claim 5, it is characterised in that methods described also includes：
The voltage being arranged on the thermistor at the battery is sampled；
The temperature information of the battery is calculated in the second sampled voltage according to obtaining；
The temperature information is sent to the electronic equipment by the electric power connection line, the temperature information is used to trigger institute State electronic equipment and show the temperature information.
7. according to the method for claim 5, it is characterised in that methods described also includes：
When the temperature indicated by obtained temperature information reaches predetermined temperature threshold, the charging that will be provided for the electronic equipment Electric current is adjusted to the charging current provided before the current modifying signal is received.
8. according to any described method in claim 5 to 7, it is characterised in that methods described also includes：
There is the constant voltage of scheduled voltage, the constant voltage by the electric power connection line to electronic equipment output It is defined as the electricity when the magnitude of voltage of the judgement constant voltage is the scheduled voltage for triggering the electronic equipment The power supply of sub- equipment charge is portable power source.
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