CN104714185A - Automatic battery electricity quantity correction method and system based on mobile terminal - Google Patents
Automatic battery electricity quantity correction method and system based on mobile terminal Download PDFInfo
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Abstract
The invention discloses an automatic battery electricity quantity correction method and system based on a mobile terminal. The automatic battery electricity quantity correction method comprises the steps that the mobile terminal detects and judges the floating range of current flowing across a battery within scheduled time is smaller than threshold current or not; if the floating range of the current flowing across the battery within the scheduled time is smaller than the threshold current, current temperature, the voltage of the battery and the current flowing across the battery are obtained, and current actual battery electricity quantity is calculated; the battery electricity quantity currently displayed by the mobile terminal is obtained and is compared with the current actual battery electricity quantity; if the difference value of the currently displayed battery electricity quantity and the current actual battery electricity quantity is greater than a threshold value, the currently displayed battery electricity quantity is corrected to be the current actual battery electricity quantity, and a prompt is given to a user. By the adoption of the automatic battery electricity quantity correction method and system based on the mobile terminal, it can be dynamically detected whether the currently displayed battery electricity quantity deviates from the threshold value or not, the battery electricity quantity is automatically corrected and the prompt is given to the user when the currently displayed battery electricity quantity deviates from the threshold value, and convenience is brought to the user.
Description
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to a kind of battery electric quantity auto-correction method based on mobile terminal and system.
Background technology
Along with the development of mobile communication and improving constantly of people's living standard, the use of various mobile terminals as mobile phone is more and more universal, and mobile phone has become indispensable Communication instrument in people's life.
The display of battery capacity of mobile terminal is one of parameter of paying close attention to the most of user, and accuracy of its display directly has influence on the impression that user uses mobile terminal.But because battery power amount calculation method is complicated, a lot of parameter participating in calculating is (as cell voltage, electric current) with certain error, calculated battery electric quantity itself is caused also to have certain error, time longer when using a mobile terminal (as a few time-of-week), these errors can be increasing through certain accumulation, thus bring battery electric quantity to show abnormal problem; As obviously battery does not have electricity, but electricity shows more electricity, causes user to charge not in time.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, a kind of battery electric quantity auto-correction method based on mobile terminal and system are provided, by the method that this case provides, whether mobile terminal can depart from larger by detection of dynamic current battery charge, when depart from exceed threshold value time by automatic calibration battery electric quantity, and to correct at mobile terminal state hurdle prompting user battery electric quantity.
The technical scheme that technical solution problem of the present invention adopts is as follows:
Based on a battery electric quantity auto-correction method for mobile terminal, wherein, described method comprises:
A, mobile terminal detect and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current;
If B detects that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity;
The battery electric quantity of C, the current display of acquisition current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity;
If the difference of the battery electric quantity of the described current display of D and described current actual battery electricity is greater than a threshold values, then the battery electric quantity of described current display is corrected to described current actual battery electricity, and points out user.
The described battery electric quantity auto-correction method based on mobile terminal, wherein, also comprises before described steps A:
S, the in advance mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal.
The described battery electric quantity auto-correction method based on mobile terminal, wherein, described steps A specifically comprises:
A1, mobile terminal detect the electric current flowing through battery every first schedule time;
If when the floating range of A2 electric current within second schedule time is less than threshold current, within the 3rd schedule time, obtain the electric current flowing through battery, perform step B afterwards.
The described battery electric quantity auto-correction method based on mobile terminal, wherein, described step B specifically comprises:
If when in B1 continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery;
B2, calculate battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtain current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity.
The described battery electric quantity auto-correction method based on mobile terminal, wherein, described threshold current is 10mA, described first schedule time is 1s, and second schedule time was 10s, and the 3rd schedule time was 100ms, 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display.
Based on a battery electric quantity automatic correction system for mobile terminal, wherein, described system comprises:
Detection and judge module, detect for mobile terminal and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current;
Obtain and computing module, if for detecting that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity;
Contrast module, for obtaining the battery electric quantity of the current display of current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity;
Correct and reminding module, if be greater than a threshold values for the battery electric quantity of described current display and the difference of described current actual battery electricity, then control the battery electric quantity of described current display to be corrected to described current actual battery electricity, and point out user.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described system also comprises:
Prestore module, for the mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal in advance.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described detection and judge module specifically comprise:
Detecting unit, detects the electric current flowing through battery every first schedule time for mobile terminal;
Judging unit, if when being less than threshold current for the floating range of electric current within second schedule time, obtains the electric current flowing through battery within the 3rd schedule time.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described acquisition and computing module specifically comprise:
Acquiring unit, if for when in continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery;
Computing unit, for calculating battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtains current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described threshold current is 10mA, described first schedule time is 1s, and second schedule time was 10s, and the 3rd schedule time was 100ms, 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display.
The invention provides a kind of battery electric quantity auto-correction method based on mobile terminal and system, described method comprises: mobile terminal detects and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current; If detect that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity; Obtain the battery electric quantity of the current display of mobile terminal, the battery electric quantity of described current display and described current actual battery electricity are contrasted; If the difference of the battery electric quantity of described current display and described current actual battery electricity is greater than a threshold values, then the battery electric quantity of described current display is corrected to described current actual battery electricity, and points out user.Whether the battery electric quantity that dynamic of the present invention detects current display departs from threshold value, when departing from threshold value by automatic calibration battery electric quantity, and pointing out user, providing users with the convenient.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the preferred embodiment of a kind of battery electric quantity auto-correction method based on mobile terminal of the present invention.
Fig. 2 is the process flow diagram of the voltage adjusting method of the embody rule embodiment of a kind of battery electric quantity auto-correction method based on mobile terminal of the present invention.
Fig. 3 is the functional schematic block diagram of the preferred embodiment of a kind of battery electric quantity automatic correction system based on mobile terminal of the present invention.
Embodiment
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
A kind of battery electric quantity auto-correction method based on mobile terminal described in first embodiment of the invention, as shown in Figure 1, comprising:
Step S100, mobile terminal detect and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current.
During concrete enforcement, described step S100 specifically comprises:
Step S101, mobile terminal detect the electric current flowing through battery every first schedule time;
If when the floating range of step S102 electric current within second schedule time is less than threshold current, within the 3rd schedule time, obtain the electric current flowing through battery, perform step S200 afterwards.
Particularly, the electric current flowing through battery in step S100 is designated as IBAT, when electric current exports from battery symbol be just or when electric current input battery time symbol be negative; Such as, when there being 200mA electric current to export from battery, IBAT=200mA, when there being 200mA electric current to input battery, IBAT=-200mA.Wherein, detect the electric current flowing through battery whether constant within a period of time, specifically comprise:
S11, to obtain every 1 second and flow through the electric current I BAT1 of battery; If IBAT1 fluctuated and is less than 10mA in continuous 10 seconds, perform S22;
S22, flow through the electric current I BAT2 of battery every 100 milliseconds of acquisitions, if continuous 5 seconds IBAT2 fluctuate be less than 10mA, obtain current battery parameter, specifically as described in step S200.
The described schedule time is 15s, namely first detect the electric current I BAT1 flowing through battery whether to float in continuous 10ms and be less than 10Ma, if it is obtain every 100ms and flow through the electric current I BAT2 of battery, if now continuously 5s IBAT2 float value be less than 10mA and just obtain Current Temperatures, cell voltage, flow through the parameter such as electric current of battery.
If step S200 detects that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity.
During concrete enforcement, step S200 specifically comprises:
If when in S201 continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery; Concrete, calculate battery open circuit voltage OCV, so-called battery open circuit voltage and the battery voltage when not taking over what load; Computing method, for obtain internal resistance of cell RBAT according to Current Temperatures TEMP, are specially: store the relation table that temperature is corresponding with the internal resistance of cell in the terminal, the internal resistance of cell namely corresponding to each temperature; Searched in the relation table that temperature is corresponding with the internal resistance of cell by Current Temperatures TEMP and obtain present battery internal resistance RBAT; Then OCV=RBAT*IBAT+VBAT;
S202, calculate battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtain current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity.Concrete, obtain battery capacity RUC according to Current Temperatures TEMP and OCV; Be specially: the mapping table storing temperature, battery open circuit voltage and battery electric quantity in the terminal, i.e. each temperature, battery electric quantity corresponding under different open-circuit voltage; Searched in the mapping table of temperature, battery open circuit voltage and battery electric quantity by Current Temperatures TEMP, battery open circuit voltage OCV and obtain current battery electric quantity RUC.
The battery electric quantity of step S300, the current display of acquisition current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity.
If the difference of the battery electric quantity of the described current display of step S400 and described current actual battery electricity is greater than a threshold values, then the battery electric quantity of described current display is corrected to described current actual battery electricity, and points out user.Concrete, judge the battery electric quantity RUC obtained differs whether exceed thresholding RUCTH with the battery electric quantity RUC1 of current display, if exceeded, changes the battery electric quantity of display into RUC; Wherein, threshold value RUCTH is 20%, and corrects at the status bar prompting user battery electric quantity of mobile terminal.
During concrete enforcement, also comprise before described step S100:
The mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal in advance.
Preferably, described threshold current is 10mA, and described first schedule time is 1s, and second schedule time was 10s, and the 3rd schedule time was 100ms, and the 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display.
Present invention also offers a kind of embody rule embodiment of the battery electric quantity auto-correction method based on mobile terminal, as shown in Figure 2, concrete implementation step is as follows:
Step S10, judge that whether obtain the condition of open-circuit voltage meets, if met, performs step S20;
Step S20, obtain present battery open-circuit voltage, battery electric quantity RUC corresponding to temperature;
Whether the difference of the battery electric quantity RUC obtained in step S30, determining step S20 and the battery electric quantity RUC1 of current display is greater than threshold value RUCTH, if be greater than, performs step S40, otherwise performs step S10;
Step S40, change the battery electric quantity of display into RUC, and correct at status bar prompting user battery electric quantity.
Wherein, step S10 specifically comprises the following steps:
Step S11, to obtain every 1 second and flow through the electric current I BAT1 of battery; If IBAT1 fluctuated and is less than 10mA in continuous 10 seconds, perform S102;
Step S12, flow through the electric current I BAT2 of battery every 100 milliseconds of acquisitions, if continuous 5 seconds IBAT2 fluctuate be less than 10mA, perform S20;
Wherein, step S20 specifically comprises the following steps:
Step S21, calculate battery open circuit voltage OCV, so-called battery open circuit voltage and the battery voltage when not taking over what load; Computing method, for obtain internal resistance of cell RBAT according to Current Temperatures TEMP, are specially: store the relation table that temperature is corresponding with the internal resistance of cell in the terminal, the internal resistance of cell namely corresponding to each temperature; Searched in the relation table that temperature is corresponding with the internal resistance of cell by Current Temperatures TEMP and obtain present battery internal resistance RBAT;
Then OCV=RBAT*IBAT+VBAT;
Step S22, obtain battery capacity RUC according to Current Temperatures TEMP and OCV; Be specially: the mapping table storing temperature, battery open circuit voltage and battery electric quantity in the terminal, i.e. each temperature, battery electric quantity corresponding under different open-circuit voltage; Searched in the mapping table of temperature, battery open circuit voltage and battery electric quantity by Current Temperatures TEMP, battery open circuit voltage OCV and obtain current battery electric quantity RUC.
From above-described embodiment, the invention provides a kind of battery electric quantity auto-correction method based on mobile terminal, whether depart from larger by detection of dynamic current battery charge, when depart from exceed threshold value time by automatic calibration battery electric quantity, and correct, for user uses mobile terminal to provide conveniently at mobile terminal state prompting user battery electric quantity.
Based on above-described embodiment, the present invention also provides a kind of battery electric quantity automatic correction system based on mobile terminal, and as shown in Figure 3, system comprises:
Detection and judge module 510, detect for mobile terminal and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current; As detailed above.
Obtain and computing module 520, if for detecting that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity; As detailed above.
Contrast module 530, for obtaining the battery electric quantity of the current display of current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity; As detailed above.
Correct and reminding module 540, if be greater than a threshold values for the battery electric quantity of described current display and the difference of described current actual battery electricity, then control the battery electric quantity of described current display to be corrected to described current actual battery electricity, and point out user; As detailed above.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described system also comprises:
Prestore module, for the mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal in advance; As detailed above.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described detection and judge module 510 specifically comprise:
Detecting unit, detects the electric current flowing through battery every first schedule time for mobile terminal; As detailed above.
Judging unit, if when being less than threshold current for the floating range of electric current within second schedule time, obtains the electric current flowing through battery within the 3rd schedule time; As detailed above.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described acquisition and computing module 520 specifically comprise:
Acquiring unit, if for when in continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery; As detailed above.
Computing unit, for calculating battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtains current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity; As detailed above.
The described battery electric quantity automatic correction system based on mobile terminal, wherein, described threshold current is 10mA, described first schedule time is 1s, and second schedule time was 10s, and the 3rd schedule time was 100ms, 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display; As detailed above.
In sum, the invention provides a kind of battery electric quantity auto-correction method based on mobile terminal and system, described method comprises: mobile terminal detects and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current; If detect that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity; Obtain the battery electric quantity of the current display of mobile terminal, the battery electric quantity of described current display and described current actual battery electricity are contrasted; If the difference of the battery electric quantity of described current display and described current actual battery electricity is greater than a threshold values, then the battery electric quantity of described current display is corrected to described current actual battery electricity, and points out user.Whether the battery electric quantity that dynamic of the present invention detects current display departs from threshold value, when departing from threshold value by automatic calibration battery electric quantity, and pointing out user, providing users with the convenient.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. based on a battery electric quantity auto-correction method for mobile terminal, it is characterized in that, described method comprises:
A, mobile terminal detect and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current;
If B detects that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity;
The battery electric quantity of C, the current display of acquisition current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity;
If the difference of the battery electric quantity of the described current display of D and described current actual battery electricity is greater than a threshold values, then the battery electric quantity of described current display is corrected to described current actual battery electricity, and points out user.
2. the battery electric quantity auto-correction method based on mobile terminal according to claim 1, is characterized in that, also comprise before described steps A:
S, the in advance mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal.
3. the battery electric quantity auto-correction method based on mobile terminal according to claim 2, it is characterized in that, described steps A specifically comprises:
A1, mobile terminal detect the electric current flowing through battery every first schedule time;
If when the floating range of A2 electric current within second schedule time is less than threshold current, within the 3rd schedule time, obtain the electric current flowing through battery, perform step B afterwards.
4. the battery electric quantity auto-correction method based on mobile terminal according to claim 3, it is characterized in that, described step B specifically comprises:
If when in B1 continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery;
B2, calculate battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtain current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity.
5. the battery electric quantity auto-correction method based on mobile terminal according to claim 4, it is characterized in that, described threshold current is 10mA, described first schedule time is 1s, second schedule time was 10s, 3rd schedule time was 100ms, and the 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display.
6. based on a battery electric quantity automatic correction system for mobile terminal, it is characterized in that, described system comprises:
Detection and judge module, detect for mobile terminal and whether the amplitude that the electric current judging to flow through battery floats within a schedule time is less than a threshold current;
Obtain and computing module, if for detecting that the electric current flowing through battery is that floating amplitude is less than a threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery, calculates current actual battery electricity;
Contrast module, for obtaining the battery electric quantity of the current display of current mobile terminal, contrasts the battery electric quantity of described current display and described current actual battery electricity;
Correct and reminding module, if be greater than a threshold values for the battery electric quantity of described current display and the difference of described current actual battery electricity, then control the battery electric quantity of described current display to be corrected to described current actual battery electricity, and point out user.
7. the battery electric quantity automatic correction system based on mobile terminal according to claim 6, it is characterized in that, described system also comprises:
Prestore module, for the mapping table of storing temperature and the internal resistance of cell and the mapping table of temperature, battery open circuit voltage and current actual battery electricity in the terminal in advance.
8. the battery electric quantity automatic correction system based on mobile terminal according to claim 7, it is characterized in that, described detection and judge module specifically comprise:
Detecting unit, detects the electric current flowing through battery every first schedule time for mobile terminal;
Judging unit, if when being less than threshold current for the floating range of electric current within second schedule time, obtains the electric current flowing through battery within the 3rd schedule time.
9. the battery electric quantity automatic correction system based on mobile terminal according to claim 8, it is characterized in that, described acquisition and computing module specifically comprise:
Acquiring unit, if for when in continuous 4th schedule time, the floating range of electric current is less than threshold current, obtain Current Temperatures, cell voltage, flows through the electric current of battery;
Computing unit, for calculating battery open circuit voltage, according to Current Temperatures, open-circuit voltage, obtains current actual battery electricity with searching in the mapping table of the temperature prestored, battery open circuit voltage and battery electric quantity.
10. the battery electric quantity automatic correction system based on mobile terminal according to claim 9, it is characterized in that, described threshold current is 10mA, described first schedule time is 1s, second schedule time was 10s, 3rd schedule time was 100ms, and the 4th schedule time was 5s, and described threshold values is 20% of the battery electric quantity of current display.
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| CN105866688A (en) * | 2015-12-30 | 2016-08-17 | 乐视移动智能信息技术（北京）有限公司 | Method of measuring mobile communication terminal equipment cell capacity and system thereof |
| TWI614512B (en) * | 2016-07-14 | 2018-02-11 | 神基科技股份有限公司 | Gauging method for battery discharge-capacity corresponding to temperature and electronic device using the same |
| CN107643488A (en) * | 2016-07-21 | 2018-01-30 | 神讯电脑(昆山)有限公司 | Corresponding to the metering method and its electronic installation of the battery electric quantity of temperature |
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| CN107249085A (en) * | 2017-07-28 | 2017-10-13 | 努比亚技术有限公司 | Mobile terminal electric quantity display method, mobile terminal and computer-readable recording medium |
| CN109901080A (en) * | 2019-02-27 | 2019-06-18 | 四川领歌智谷科技有限公司 | A kind of scaling method and device of cell-phone battery electric-charge quantity display function |
| CN110261783A (en) * | 2019-06-11 | 2019-09-20 | 汉腾汽车有限公司 | A kind of automobile power cell electricity bearing calibration and its system |
| CN111007411A (en) * | 2019-12-24 | 2020-04-14 | 沃太能源南通有限公司 | Electric quantity state correction method of energy storage battery system |
| CN111007411B (en) * | 2019-12-24 | 2022-02-01 | 沃太能源股份有限公司 | Electric quantity state correction method of energy storage battery system |
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