CN111556556A - Control method for displaying battery capacity of mobile terminal - Google Patents
Control method for displaying battery capacity of mobile terminal Download PDFInfo
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- CN111556556A CN111556556A CN202010388808.7A CN202010388808A CN111556556A CN 111556556 A CN111556556 A CN 111556556A CN 202010388808 A CN202010388808 A CN 202010388808A CN 111556556 A CN111556556 A CN 111556556A
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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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
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Abstract
The invention discloses a control method for displaying battery capacity of a mobile terminal, which comprises the following steps: a step for acquiring a sampling voltage value; calculating to obtain a sampling resistance value according to the sampling voltage value; reading battery parameter information matched with the sampling resistance value according to the sampling resistance value; discharging the battery by using the mobile terminal according to the battery parameter information, and simultaneously sampling the battery capacity according to a set period so as to obtain actual parameters of time and capacity percentage curves; adjusting the actual parameters of the time and capacity percentage curve to generate simulation parameters of the time and capacity percentage curve; and displaying the current capacity of the battery on a display screen of the mobile phone according to the time and capacity percentage curve simulation parameters. The invention can realize that the displayed electric quantity percentage changes according to a smooth curve no matter what type of battery is replaced for the mobile terminal, thereby enhancing the usability of the mobile terminal.
Description
Technical Field
The invention relates to the technical field of electronic communication, in particular to a control method for displaying battery capacity of a mobile terminal.
Background
In the charging and using processes of the mobile terminal, the percentage information of the current battery capacity and the total battery capacity needs to be displayed to a user in real time, so that the user can estimate the time required by the current full charge of the battery according to the information, namely estimate the charging time; or estimating the time currently required until the battery is exhausted, i.e., estimating the remaining standby time. In order to facilitate the user to estimate the charging time and the remaining standby time, it is necessary that the percentage information of the current battery capacity and the total battery capacity displayed by the mobile terminal is in a direct proportion to the time, i.e. the increment or decrement of the percentage information is a fixed value in a unit time. However, since the actual increment or decrement of the battery manufactured by different manufacturers or the battery manufactured by the same manufacturer is not a fixed value in different power phases, for example, the actual percentage information of the current battery power and the total battery capacity is displayed, the user may feel that the performance of the battery or the power management module of the mobile terminal is unstable, the user experience is poor, and it is inconvenient for the user to estimate the charging time or the remaining standby time.
Disclosure of Invention
The invention aims to provide a control method for displaying battery capacity of a mobile terminal.
The invention provides a control method for displaying battery capacity of a mobile terminal, which comprises the following steps:
s1 is used for obtaining a sampling voltage value V01;
s2 is used for calculating and obtaining a sampling resistance value R0 according to the sampling voltage value V0;
s3, reading battery parameter information M0 matched with the sampling resistance value R01 according to the sampling resistance value R01, wherein the battery parameter information M0 comprises a battery total capacity value C0, a battery internal resistance value R01 and a voltage and capacity percentage curve parameter K1; the voltage and capacity percentage curve parameter K1 includes a voltage value Vm corresponding to each increase of 5% from 0% to 100% of the battery capacity percentage parameter; the battery capacity percentage parameter is the ratio of the current battery capacity Cm to the total battery capacity value C0;
s4, discharging the battery by the mobile terminal according to the battery parameter information M0, and simultaneously sampling the battery capacity according to a set period, thereby obtaining an actual parameter K2 of a time and capacity percentage curve;
s5, adjusting the actual parameter K2 of the time and capacity percentage curve, thereby generating a simulation parameter K3 of the time and capacity percentage curve;
s6, according to the time and capacity percentage curve simulation parameter K3, displaying the current capacity of the battery on the display screen of the mobile phone.
The control method for displaying the battery capacity of the mobile terminal provided by the invention can realize that the increment or decrement of the battery capacity displayed by the mobile terminal in unit time is a fixed value, so that the percentage of the electric quantity displayed by the mobile terminal can be changed according to a smooth curve no matter what type of battery is replaced for the mobile terminal, a user still has better battery use experience after replacing the mobile phone battery, the charging or remaining standby time is convenient to estimate, and the usability of the mobile terminal is enhanced.
Drawings
Fig. 1 is a flowchart illustrating a method for controlling a display battery capacity of a mobile terminal according to a first embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a step for obtaining a sampled voltage value in the control method for displaying battery capacity of a mobile terminal according to the first embodiment of the present invention;
fig. 3 is a diagram illustrating discharging of a battery by a mobile terminal in a control method for displaying battery capacity of the mobile terminal according to a first embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a step of generating a time and capacity percentage curve simulation parameter K3 by adjusting an actual time and capacity percentage curve parameter K2 in the method for controlling the display of battery capacity by a mobile terminal according to the first embodiment of the present invention;
fig. 5 is a schematic diagram illustrating another step of generating a time and capacity percentage curve simulation parameter K3 by adjusting an actual time and capacity percentage curve parameter K2 in the method for controlling the display of battery capacity of the mobile terminal according to the first embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present embodiment provides a method for controlling a display battery capacity of a mobile terminal, including the following steps:
s1 is used for obtaining a sampling voltage value V01; it will be understood by those skilled in the art that when the sampled voltage value V01 is 0, the sampling is performed again.
S2 is used for calculating and obtaining a sampling resistance value R0 according to the sampling voltage value V0;
s3, reading battery parameter information M0 matched with the sampling resistance value R01 according to the sampling resistance value R01, wherein the battery parameter information M0 comprises a battery total capacity value C0, a battery internal resistance value R01 and a voltage and capacity percentage curve parameter K1; the voltage and capacity percentage curve parameter K1 includes a voltage value Vm corresponding to each increase of 5% from 0% to 100% of the battery capacity percentage parameter; the battery capacity percentage parameter is the ratio of the current battery capacity Cm to the total battery capacity value C0;
the sampled voltage value V0 is 1V, for example, acquired by S1;
a sampling resistance value R0 calculated from the sampling voltage value by S2 is 25K;
the following battery parameter information examples are read by S3:
the total battery capacity value C0 is 3050 milliampere hour;
the internal resistance value R01 of the battery is 200 milliohms;
the voltage and capacity percentage curve parameter K1 is shown in the table below,
that is to say that the first and second electrodes,
when the current battery capacity is 0% of the total battery capacity value C0, the battery voltage value is 3400V;
when the current battery capacity is 5% of the total battery capacity value C0, the battery voltage value is 3684V;
when the current battery capacity is 10% of the total battery capacity value C0, the battery voltage value is 3694V;
by the way of analogy, the method can be used,
when the current battery capacity is 100% of the total battery capacity value C0, the battery voltage value is 4361 volts.
Another example of obtaining the set of battery parameter information M0 provided in this embodiment is:
a sampling voltage value V0 obtained by S1 is 0.8V;
a sampling resistance value R0 calculated from the sampling voltage value by S2 is 16K;
the following parameter information examples are read by S3:
the total battery capacity value C0 is 3000 ma h;
the internal resistance value R01 of the battery is 210 milliohms;
the voltage and capacity percentage curve parameter K1 is shown in the table below,
that is to say that the first and second electrodes,
when the current battery capacity is 0% of the total battery capacity value C0, the battery voltage value is 3400V;
when the current battery capacity is 5% of the total battery capacity value C0, the battery voltage value is 3657V;
when the current battery capacity is 10% of the total battery capacity value C0, the battery voltage value is 3673V;
by the way of analogy, the method can be used,
when the current battery capacity is 100% of the total battery capacity value C0, the battery voltage value is 4361 volts.
Those skilled in the art will appreciate that the battery parameter information M0 matched with the sampled resistance value R01 may be stored in a memory device of the mobile terminal in advance.
S4, discharging the battery by the mobile terminal according to the battery parameter information M0, and simultaneously sampling the battery capacity according to a set period, thereby obtaining an actual parameter K2 of a time and capacity percentage curve;
s5, adjusting the actual parameter K2 of the time and capacity percentage curve, thereby generating a simulation parameter K3 of the time and capacity percentage curve;
s6, according to the time and capacity percentage curve simulation parameter K3, displaying the current capacity of the battery on the display screen of the mobile phone.
As shown in fig. 2, the step of S1 for obtaining the sampled voltage value V01 includes:
s11, the battery resistor is connected with an analog-to-digital conversion circuit (ADC) of the power management module circuit of the mobile terminal, so that the battery resistor is connected to an ADC channel of the power management module;
s12 obtains a channel handle (handle) for the ADC channel and reads the current voltage value of the channel handle. Those skilled in the art will understand that the read current voltage value of the channel handle is the sampled voltage value V01.
Further, the step S2 of calculating the sampling resistance value R0 according to the sampling voltage value V0 is calculating the sampling resistance value R0 according to the following formula: when the value of the sampling voltage value V0 is X, R0 is 20X/(1.8-X).
As the first set of battery parameter information described above, when the sampled voltage value V0 is 1V by acquiring, 20X/(1.8-X) ═ 1, thereby obtaining that R0 is 25K.
As the above-described second group of battery parameter information, when the sampled voltage value V0 is 0.8V by the acquisition, 20X/(1.8-X) ═ 0.8, whereby R0 of 16K is obtained.
As shown in fig. 3, in the S4, according to the battery parameter information M0, discharging the battery by using the mobile terminal, and simultaneously sampling the battery capacity according to a set period, so as to obtain the actual parameter K2 of the time and capacity percentage curve, discharging the battery by using the mobile terminal includes the following steps:
s41, charging the battery until the battery capacity percentage parameter is 100%, namely, fully charging the battery;
s42 sets the mobile terminal to a display screen maximum brightness normally bright display.
Those skilled in the art will understand that under this setting, the mobile terminal performs constant current discharge on the battery at a current of 200 milliamperes, and during the discharge process, the battery capacity is sampled, so as to obtain parameter information of an actual parameter K2 of the time and capacity percentage curve, as shown in fig. 1.
As shown in fig. 4, the step of adjusting the actual time and capacity percentage curve parameter K2 to generate a simulated time and capacity percentage curve parameter K3 at S5 includes:
s511, calculating an actual variable value Cm1 of the battery in unit time T0 according to the actual parameter K2 of the time and capacity percentage curve;
s512, calculating and obtaining an average variable value Cm0 of the battery in unit time according to the actual variable value Cm1 of the battery in each unit time;
s513, calculating and obtaining a battery capacity percentage simulation value of each set period according to the average variable value Cm0 of the battery in unit time;
s514 forms a time and capacity percentage curve simulation parameter K3 according to the set period and the battery capacity percentage simulation value corresponding to the period.
As shown in fig. 5, the step of adjusting the actual time and capacity percentage curve parameter K2 to generate a simulated time and capacity percentage curve parameter K3 at S5 includes:
s521, calculating an actual variable value Cm1 of the battery in unit time T0 according to the actual parameter K2 of the time and capacity percentage curve;
s522, calculating and obtaining an average variable value Cm0 of the battery in unit time according to the actual variable value Cm1 of the battery in each unit time;
s523, calculating to obtain a difference value Cm01 between the corresponding actual variable value Cm1 and the average variable value Cm0 in each unit time;
s524, when the difference value Cm01 between the corresponding actual variable value Cm1 and the average variable value Cm0 in the unit time is greater than or equal to the set deviation threshold value, replacing the corresponding actual variable value Cm1 in the unit time with the average variable value Cm0, thereby calculating and obtaining the battery capacity percentage simulation value for each set period;
s525, according to the set period and the battery capacity percentage simulation value corresponding to the period, a time and capacity percentage curve simulation parameter K3 is formed.
As can be appreciated by those skilled in the art, as can be seen in the actual parameter K2 of the time and capacity percentage curve shown in fig. 1, the percentage of electricity of 10% -5% in the period 14:28-14:38 has a sudden change, i.e. when the difference Cm01 between the corresponding actual variable value Cm1 and the average variable value Cm0 per unit time is greater than or equal to the set deviation threshold value, the curve shown in fig. 1 is not smooth, so that the time percentage voltage detail data is queried, it is found that [14: 287% ], [14: 296% ], [14: 305% ], [14: 365% ], [14: 384% ], a normal 1% jump of about 3 minutes, a 7% -5% jump takes only 2 minutes, and a 5% continues for 6 minutes, a voltage corresponding to 5% needs to be adjusted downward, the table is queried to obtain a voltage 3684, the voltage is adjusted downward to 14:35 (4% corresponds to 3 minutes ahead of the time 14: 38), the query voltage is 3678, so the data adjusted to the time and capacity percentage curve simulation parameter K3 is:
[4361,4322,4264,4207,4152,4099,4056,3994,3959,3903,3864,3837,3816,3798,3783,3768 ,3749,3726,3694,3684,3400]
after the above steps, the battery is charged until the battery capacity percentage parameter is 100%, that is, after the battery is fully charged, the mobile terminal is set to display the maximum brightness and the normal brightness of the display screen, and under the setting, the mobile terminal performs constant current discharge on the battery at a current of 200 milliamperes, and during the discharge process, the battery capacity is sampled, so that the obtained time and capacity percentage curve simulation parameter K3 parameter information is shown in fig. 2 and is a smooth curve.
The technical personnel in the field can understand that the increment or decrement of the battery capacity displayed by the mobile terminal in unit time can be a fixed value, so that no matter what type of battery is replaced for the mobile terminal, the displayed electric quantity percentage can be changed according to a smooth curve, a user still has better battery use experience after replacing the mobile phone battery, the charging or remaining standby time can be estimated conveniently, and the usability of the mobile terminal is enhanced.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A control method for displaying battery capacity of a mobile terminal is characterized by comprising the following steps:
s1 is used for obtaining a sampling voltage value V01;
s2 is used for calculating and obtaining a sampling resistance value R0 according to the sampling voltage value V0;
s3, reading battery parameter information M0 matched with the sampling resistance value R01 according to the sampling resistance value R01, wherein the battery parameter information M0 comprises a battery total capacity value C0, a battery internal resistance value R01 and a voltage and capacity percentage curve parameter K1; the voltage and capacity percentage curve parameter K1 includes a voltage value Vm corresponding to each increase of 5% from 0% to 100% of the battery capacity percentage parameter; the battery capacity percentage parameter is the ratio of the current battery capacity Cm to the total battery capacity value C0;
s4, discharging the battery by the mobile terminal according to the battery parameter information M0, and simultaneously sampling the battery capacity according to a set period, thereby obtaining an actual parameter K2 of a time and capacity percentage curve;
s5, adjusting the actual parameter K2 of the time and capacity percentage curve, thereby generating a simulation parameter K3 of the time and capacity percentage curve;
s6, according to the time and capacity percentage curve simulation parameter K3, displaying the current capacity of the battery on the display screen of the mobile phone.
2. The method for controlling the display battery capacity of the mobile terminal according to claim 1, wherein the step S1 for obtaining the sampled voltage value V01 includes:
s11, the battery resistor is connected with an analog-to-digital conversion circuit (ADC) of the power management module circuit of the mobile terminal, so that the battery resistor is connected to an ADC channel of the power management module;
s12 obtains a channel handle (handle) for the ADC channel and reads the current voltage value of the channel handle.
3. The control method of mobile terminal display battery capacity according to claim 2, wherein the step S2 for calculating the obtained sampled resistance value R0 based on the sampled voltage value V0 is calculating the obtained sampled resistance value R0 based on the following formula: when the value of the sampling voltage value V0 is X, R0 is 20X/(1.8-X).
4. The method for controlling the display battery capacity of the mobile terminal according to claim 3, wherein the discharging of the battery by the mobile terminal comprises the steps of:
s41, charging the battery until the battery capacity percentage parameter is 100%, namely, fully charging the battery;
s42 sets the mobile terminal to a display screen maximum brightness normally bright display.
5. The method as claimed in claim 4, wherein the step of S5 adjusting the actual parameter K2 of the time and capacity percentage curve to generate the simulation parameter K3 of the time and capacity percentage curve comprises:
s511, calculating an actual variable value Cm1 of the battery in unit time T0 according to the actual parameter K2 of the time and capacity percentage curve;
s512, calculating and obtaining an average variable value Cm0 of the battery in unit time according to the actual variable value Cm1 of the battery in each unit time;
s513, calculating and obtaining a battery capacity percentage simulation value of each set period according to the average variable value Cm0 of the battery in unit time;
s514 forms a time and capacity percentage curve simulation parameter K3 according to the set period and the battery capacity percentage simulation value corresponding to the period.
6. The method as claimed in claim 4, wherein the step of S5 adjusting the actual parameter K2 of the time and capacity percentage curve to generate the simulation parameter K3 of the time and capacity percentage curve comprises:
s521, calculating an actual variable value Cm1 of the battery in unit time T0 according to the actual parameter K2 of the time and capacity percentage curve;
s522, calculating and obtaining an average variable value Cm0 of the battery in unit time according to the actual variable value Cm1 of the battery in each unit time;
s523, calculating to obtain a difference value Cm01 between the corresponding actual variable value Cm1 and the average variable value Cm0 in each unit time;
s524, when the difference value Cm01 between the corresponding actual variable value Cm1 and the average variable value Cm0 in the unit time is greater than or equal to the set deviation threshold value, replacing the corresponding actual variable value Cm1 in the unit time with the average variable value Cm0, thereby calculating and obtaining the battery capacity percentage simulation value for each set period;
s525, according to the set period and the battery capacity percentage simulation value corresponding to the period, a time and capacity percentage curve simulation parameter K3 is formed.
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