CN104201727A - Rapid charging method and device - Google Patents
Rapid charging method and device Download PDFInfo
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- CN104201727A CN104201727A CN201410376545.2A CN201410376545A CN104201727A CN 104201727 A CN104201727 A CN 104201727A CN 201410376545 A CN201410376545 A CN 201410376545A CN 104201727 A CN104201727 A CN 104201727A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a rapid charging method and device. The method comprises the following steps: judging whether the current capacity of a battery is greater than a preset threshold value or not and whether the current voltage is greater than a preset voltage threshold value or not at preset time intervals; if the two conditions are not satisfied at the same time, setting the charging voltage of a charging chip as a second voltage, and performing constant-current charging on the battery; if the two conditions are satisfied at the same time, setting the charging voltage of the charging chip as a first voltage, and performing constant-current charging on the battery, wherein the second voltage is greater than the first voltage. Through the way, the battery in mobile intelligent terminal equipment can be charged rapidly, thereby improving the user experience.
Description
Technical field
The present invention relates to mobile intelligent terminal apparatus field, particularly relate to a kind of fast charge method and device.
Background technology
The features such as at present the mobile intelligent terminal equipment based on Android has that screen is large, dominant frequency is high, operation is fast, multithreading, system are increased income, become the necessary article that modern works, lives.The function of the third party software of supporting along with mobile intelligent terminal equipment from strength to strength, it requires mobile intelligent terminal equipment to have more and more higher dominant frequency and the more and more higher graph processing technique of performance, correspondingly, the power consumption of mobile intelligent terminal equipment is also just increasing, the time that battery in mobile intelligent terminal equipment uses is also just shorter and shorter, need to charge to battery continually.
In order to improve the experience of user to mobile intelligent terminal equipment, in the charging interval that just need to improve battery in mobile intelligent terminal equipment, reduce because battery charging causes client cannot use mobile intelligent terminal equipment and the long-term time in wait state.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of fast charge method and device, can carry out quick charge to the battery in mobile intelligent terminal equipment, thereby improves user's Experience Degree.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of fast charge method is provided, and the method comprises: judge every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge; If the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge; Wherein, second voltage is greater than the first voltage.
Wherein, judge every the scheduled time whether the current electric quantity of battery is greater than before whether predetermined power threshold and current voltage be greater than the step of predetermined voltage threshold, and the method comprises: judge whether battery is connected with charger; If battery is connected with charger, obtains the type of charger and obtain the output voltage of charger according to the type of charger; Judge that the output voltage of charger is whether in preset range; If in preset range, carrying out every the scheduled time, the output voltage of charger judges whether the current electric quantity of battery is greater than the step whether predetermined power threshold and current voltage are greater than predetermined voltage threshold.
Wherein, if the current electric quantity of battery is greater than predetermined power threshold and current voltage value is greater than predetermined voltage threshold, the charging voltage that charging chip is set is the first voltage, and after battery being carried out to the step of constant voltage charge, the method further comprises step: judge whether battery is full of; If battery is full of, controls charging chip and forbid battery to continue charging.
Wherein, the method further comprises: obtain the battery information of battery, battery information at least comprises the current electric quantity of battery and the current voltage of battery; Battery information is updated to the user interface of application layer.
Wherein, predetermined power threshold is 95%, and predetermined voltage threshold is 4.28V.
Wherein, second voltage is 4.42V, and the first voltage is 4.34V.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of quick charge device is provided, and this device comprises charging chip, first processor and battery, and charging chip and battery are respectively coupled to first processor; First processor is for judging every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, the charging voltage that first processor arranges charging chip is second voltage, and controls charging chip battery is carried out to constant current charge; If the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, the charging voltage that first processor arranges charging chip is the first voltage, and controls charging chip battery is carried out to constant voltage charge; Wherein, second voltage is greater than the first voltage.
Wherein, first processor judges whether battery is connected with charger; If battery is connected with charger, first processor obtains the type of charger and obtains the output voltage of charger according to the type of charger; First processor judges that the output voltage of charger is whether in preset range; If the output voltage of charger is in preset range, first processor is carried out every the scheduled time and is judged whether the current electric quantity of battery is greater than the operation whether predetermined power threshold and current voltage are greater than predetermined voltage threshold.
Wherein, the charging voltage that first processor arranges charging chip is the first voltage, and controls after charging chip carries out the operation of constant voltage charge to battery, and first processor judges whether battery is full of, if battery is full of, first processor control charging chip forbids battery to continue charging.
Wherein, first processor obtains the battery information of battery, and battery information at least comprises the current electric quantity of battery and the current voltage of battery; First processor is updated to battery information the user interface of application layer.
The invention has the beneficial effects as follows: be different from the situation of prior art, fast charge method of the present invention and device are by judging every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If two conditions do not meet simultaneously, the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge; If two conditions meet simultaneously, the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge.The present invention is greater than the first voltage and in charging process, carries out the time scale of constant current charge and constant voltage charge to adjust battery by second voltage is set, and then by extending the constant current charge time and reducing constant voltage charging time to reach the time that reduces whole charging, realize the object of quick charge.
Brief description of the drawings
Fig. 1 is the structural representation of the quick charge device of the embodiment of the present invention;
Fig. 2 is the flow chart of the fast charge method of first embodiment of the invention;
Fig. 3 is the flow chart of the fast charge method of second embodiment of the invention;
Fig. 4 is the curve chart of the voltage and current of existing lithium battery in charging process;
Fig. 5 is the charge graph of existing lithium battery in charging process;
Fig. 6 is the charge graph of lithium battery in charging process that adopts fast charge method shown in Fig. 2.
Embodiment
In the middle of specification and claims, use some vocabulary to censure specific assembly.One of skill in the art should understand, and same assembly may be called with different nouns by manufacturer.This specification and claims book is not used as distinguishing the mode of assembly with the difference of title, but the difference in function is used as the benchmark of distinguishing with assembly.Below in conjunction with drawings and Examples, the present invention is described in detail.
Fig. 1 is the structural representation of the quick charge device of the embodiment of the present invention.As shown in Figure 1, quick charge device 1 comprises charging chip 10, first processor 20 and battery 30, and wherein, charging chip 10 and battery 30 are respectively coupled to first processor 20.
First first processor 20 judges whether battery 30 is connected with charger 2; If battery 30 is connected with charger 2, first processor 20 obtains 2 types of charger and obtains the output voltage of charger according to the type of charger 2; First processor 20 continues to judge that the output voltage of charger 2 is whether in preset range; If the output voltage of charger 2 is in preset range, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery 30 is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, the charging voltage that first processor 20 arranges charging chip 10 is second voltage, and controls charging chip 10 battery 30 is carried out to constant current charge; If the current electric quantity of battery 30 is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, the charging voltage that first processor 20 arranges charging chip 10 is the first voltage, and controls charging chip 10 battery 30 is carried out to constant voltage charge; Wherein, second voltage is greater than the first voltage.Control charging chip 10 at first processor 20 battery 30 is carried out after constant voltage charge, first processor 20 further judges whether battery 30 is full of; If battery 30 has been full of, first processor 20 is controlled charging chip 10 and is forbidden, to battery 30 continuation chargings, occurring with the situation that prevents battery 30 overshoots.
Preferably, first processor 20 judging that battery 30 does not have connecting charger 2, the output voltage that judges charger 2 not in preset range, control charging chip 10 forbid that battery 30 is continued to charging after or control charging chip 10 battery 30 is carried out in the process of constant voltage charge or constant voltage charge, obtain the battery information of battery 30 and battery information is updated to the user interface of application layer, wherein, battery information at least comprises current electric quantity and the current voltage of battery 30.
Wherein, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold, and the process of battery 30 being carried out to constant voltage charge or constant current charge according to the current electric quantity of battery 30 and current voltage control charging chip 10 is the kernel thread running under the kernel state of linux system, and call current electric quantity and the current voltage of battery 30 and be updated to the user thread under the user's state that runs on linux system in user interface, be also upper layer application.Wherein, because the expense of kernel thread is smaller, charging operations is realized and will have been greatly reduced the thread expense of linux system with different threads with showing to operate.
Preferably, the safe voltage that the maximum of second voltage allows for charging chip 10.Be appreciated that charging chip 10 need to arrange two magnitudes of voltage: safe voltage and charging voltage.Safe voltage is used for setting the maximum charge safe voltage of charging chip 10, does not cause danger in order to protect battery to charge normal.Wherein, safe voltage only need once arrange.And in the present invention, charging voltage once arranged every the scheduled time, and the maximum arranging can not exceed safe voltage.
Preferably, be 95% in predetermined power threshold, under the condition that predetermined voltage threshold is 4.28V, second voltage is preferably 4.42V, and the first voltage is preferably 4.34V.Wherein, in the prior art, generally the charging voltage of charging chip is only set according to the current voltage of battery, and between the voltage of battery and electric weight, conventionally can has the error of 10% left and right; therefore, only according to the current voltage of battery, charging voltage being set is inaccurate.And in the present invention, the while arranges the charging voltage of charging chip according to the current voltage of battery and current electric quantity, can greatly improve the accuracy that charging voltage arranges.
Preferably, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold, and wherein the scheduled time is preferably 10 seconds.Change an angle, in the process of charging, first processor 20 arranged charging voltage to adjust the time of battery 30 constant current charges or constant voltage charge every 10 seconds, thereby improved the time of whole charging, reached the effect of quick charge, and then strengthened user's experience.
Fig. 2 is the flow chart of the fast charge method of first embodiment of the invention, the quick charge device of the fast charge method shown in Fig. 2 based on shown in Fig. 1.Should be noted, if there is identical in fact result, method of the present invention is not limited with the flow sequence shown in Fig. 2.As shown in Figure 2, the method comprises the steps:
Step S100: start.
Step S101: judge every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, execution step S102, if the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, execution step S103.
In step S101, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold, and then battery 30 is carried out constant voltage charge or carries out constant current charge with selection according to judged result control charging chip 10.
Step S102: the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge.
In step S102, in the time that first processor 20 in step S101 judges that the current electric quantity of battery 30 is less than or equal to predetermined power threshold or current voltage and is less than or equal to predetermined voltage threshold, illustrate that the state that battery 30 distances are full of also needs the time of growing, now, the charging voltage that charging chip 10 is set be second voltage so that battery 30 in the constant current charge stage, thereby reach the object of the electric weight of fast lifting battery 30.
Step S103: the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge.
In step S103, in the time that first processor 20 in step S101 judges that the current electric quantity of battery 30 is greater than predetermined power threshold and current voltage and is greater than predetermined voltage threshold, illustrate that battery 30 has approached full state, now, the charging voltage that charging chip 10 is set be the first voltage so that battery 30 in the constant voltage charge stage.First processor 20 arranges the first voltage and is less than second voltage to change the time scale of battery 30 constant current charges and constant voltage charge.Specifically, first processor 20 is less than second voltage and reduces battery 30 constant voltage charging times extending in charging process the constant current charge time when by the first voltage is set.It will be appreciated by those skilled in the art that, charging current when charging current during due to constant current charge is far longer than constant voltage charge, the prolongation 30 constant current charge times of battery can make the electric weight of battery 30 rise rapidly, thereby reduce voltage constant voltage charging time, then greatly reduce the time of whole charging.
By above-mentioned execution mode, the fast charge method of first embodiment of the invention judges every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If two conditions do not meet simultaneously, the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge; If two conditions meet simultaneously, the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge.First embodiment of the invention is greater than the first voltage and in charging process, carries out the time scale of constant current charge and constant voltage charge to adjust battery by second voltage is set, and then extend and reduce constant voltage charging time when the constant current charge time and reduce the whole charging interval to reach, realize the object of quick charge.
Fig. 3 is the flow chart of the fast charge method of second embodiment of the invention, the quick charge device of the fast charge method shown in Fig. 3 based on shown in Fig. 1.Should be noted, if there is identical in fact result, method of the present invention is not limited with the flow sequence shown in Fig. 3.As shown in Figure 3, the method comprises the steps:
Step S200: start.
Step S201: judge whether battery is connected with charger; If be connected with charger, execution step S202, if connecting charger not, execution step S209.
In step S201, first processor 20 judges by charging chip 10 whether battery 30 is connected with charger 2.
Step S202: obtain the type of charger and obtain the output voltage of charger according to the type of charger.
In step S202, the type of charger 2 can be used USB interface charger, AC standard configuration charger, third party's non-standard configuration charger or computer USB Interface Special charger etc. for computer expert.First processor 20 is obtaining after the type of charger 2, according to the dissimilar output voltage values that obtains charger 2 of charger 2.
Step S203: judge that the output voltage of charger is whether in preset range; If in preset range, execution step S204; If not in preset range, execution step S209.
In step S203, take battery as example as lithium battery, first processor 20 judges whether the output voltage of charger 2 is specially in preset range: first processor 20 judges that the output voltage of charger is whether within the scope of 4.3V～6V.If the output voltage of charger 2 in preset range, illustrates that charger 2 is safe, can charge normal battery 30.In other embodiments, first processor 20 also can be by judging charger 2 output voltage whether in preset range and the working temperature of charger 2 whether in preset range, judge whether safety of charger, if both are all in preset range, illustrate that charger 2 is safe, can charge normal battery 30.
Step S204: judge every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, execution step S205, if the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, execution step S206.
In step S204, taking battery 30 as lithium battery, charging chip 10 for FAN540X be example, the scheduled time is preferably 10 seconds, predetermined power threshold is preferably 95%, predetermined voltage threshold is preferably 4.28V.First processor 20 judged every 10 seconds the current electric quantity of battery 30 whether be greater than 95% and current voltage whether be greater than 4.28V, if two conditions meet simultaneously, execution step S205, if two conditions meet simultaneously, execution step S206.
Step S205: the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge, and perform step S209.
In step S205, accept above-mentioned giving an example, when judging the current electric quantity of battery 30, first processor 20 in step S204 is less than or equal to 95% or current voltage while being less than or equal to 4.28V, first processor 20 arranged charging chip 10 charging voltage every 10 seconds is that second voltage is also 4.42V, and battery 30 is carried out to constant current charge.
Wherein, in the constant current charge stage, the electric weight of battery 30 and voltage can increase sharply along with the growth in charging interval, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold, if two conditions do not meet simultaneously, continue battery 30 to carry out constant current charge, if two conditions meet simultaneously, will carry out constant current charge to battery 30 and be transformed to battery 30 is carried out to constant voltage charge.
Step S206: the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge.
In step S206, accept above-mentioned giving an example, when judging the current electric quantity of battery 30, first processor 20 in step S204 is greater than 95% and current voltage while being greater than 4.28V, illustrate that battery 30 has completed the charging of constant-current phase, need to proceed to constant-voltage phase and proceed charging, now, first processor 20 arranged charging chip 10 charging voltage every 10 seconds is that the first voltage is also 4.34V, and battery 30 is carried out to constant voltage charge.Wherein, first processor 20 arranges the first voltage and is less than second voltage to change the time scale of constant-current charging of battery and constant voltage charge.
In the prior art; the general charging voltage that charging chip 10 is only set according to the current voltage of battery; and between the voltage of battery and electric weight, conventionally can there is the error of 10% left and right, therefore, only according to the current voltage of battery, charging voltage is set and is inaccurate.And in the step S205 and step S206 of the present embodiment, the while arranges the charging voltage of charging chip 10 according to the current voltage of battery and current electric quantity, can greatly improve the accuracy that charging voltage arranges.
Step S207: judge whether battery is full of; If be full of, execution step S208, if underfill, execution step S209.
In step S207, first processor 20 judges that the step whether battery 30 has been full of is specially: first processor 20 judges the electric weight of battery 30 electric weight that whether reaches capacity.
Step S208: control charging chip and forbid battery to continue charging.
In step S208, after first processor 20 in step S207 judges that battery 30 has been full of, first processor 20 is controlled charging chip 10 and is forbidden, to battery 30 continuation chargings, occurring with the situation that prevents battery 30 overshoots.
Step S209: obtain the battery information of battery, and battery information is updated to the user interface of application layer.
In step S209, first processor 20 obtains after the battery information of battery 30, further battery information is passed to application layer, and is updated to the user interface of application layer.Wherein, battery information at least comprises current electric quantity and the current voltage of battery 30.
In the present embodiment, first processor 20 judges every the scheduled time whether the current electric quantity of battery 30 is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold, and the process of battery 30 being carried out to constant voltage charge or constant current charge according to the current electric quantity of battery 30 and current voltage control charging chip 10 is the kernel thread running under the kernel state of linux system, and call current electric quantity and the current voltage of battery 30 and be updated to the user thread under the user's state that runs on linux system in user interface, be also upper layer application.Those skilled in the art will appreciate that because the expense of kernel thread is smaller, charging operations is realized and will have been greatly reduced the thread expense of linux system with different threads with showing to operate.
Fig. 4 is the curve chart of the voltage and current of existing lithium battery in charging process.As shown in Figure 4, the charging process of lithium battery is divided into preliminary filling stage, constant-current phase and constant-voltage phase.In the time that the voltage of lithium battery is less than 3V, the stage of lithium battery in precharge; In the time that the voltage of lithium battery is between 3V～4.34V, lithium battery is in the constant current charge stage, and in the time that the voltage of lithium battery is greater than 4.34V, lithium battery is in the constant voltage charge stage.
Please also refer to Fig. 5, Fig. 5 is the charge graph of existing lithium battery in charging process.As shown in Figure 5, when using charging chip 10 to charge to lithium battery, and when the charging voltage of charging chip 10 is set to 4.34V, because existing lithium battery is in charging process, it is the charging voltage of charging chip 10 that the charging of constant current charge stage turns to the threshold value of constant-voltage phase charging, therefore when the voltage of lithium battery is greater than after 4.34V, lithium battery is in the constant voltage charge stage.Wherein, lithium battery can reach 1300mA in the charging current in constant current charge stage, and the constant current charge time is approximately 4800 seconds, and at the average current of constant-voltage phase in 200mA left and right, constant voltage charging time is approximately 4700 seconds.
Please also refer to Fig. 6, Fig. 6 is the charge graph of lithium battery in charging process that adopts fast charge method shown in Fig. 2.As shown in Figure 6, when using charging chip 10 when lithium battery is charged, the current electric quantity that judged battery every 10 seconds whether be greater than 95% and current voltage whether be greater than 4.28V.If two conditions do not meet simultaneously, the charging voltage that charging chip 10 is set is that second voltage is also 4.42V, and battery is carried out to constant current charge; If two conditions meet simultaneously, the charging voltage that charging chip 10 is set is that the first voltage is also 4.34V, and battery is carried out to constant voltage charge.Comparison diagram 5 and Fig. 4 are known, adopt the fast charge method shown in Fig. 2, in constant-current phase, the charging interval of lithium battery increased about 1500 seconds, meanwhile, in constant-voltage phase, the charging interval of lithium battery reduced about 3000 seconds, and the whole charging interval of lithium battery reduced about 1500 seconds thus.
By above-mentioned execution mode, the fast charge method of second embodiment of the invention judges every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If two conditions do not meet simultaneously, the charging voltage that charging chip is set is second voltage, and battery is carried out to constant current charge; If two conditions meet simultaneously, the charging voltage that charging chip is set is the first voltage, and battery is carried out to constant voltage charge.Second embodiment of the invention is greater than the first voltage and in charging process, carries out the time scale of constant current charge and constant voltage charge to adjust battery by second voltage is set, and then reduce constant voltage charging time when the constant current charge time and reduce the whole charging interval to reach by extending, realize the object of quick charge.In addition, second embodiment of the invention is by by charging operations with show that operation realizes with different threads, thereby greatly reduced the thread expense of linux system.
The foregoing is only embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a fast charge method, is characterized in that, described method comprises:
Judge every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold;
If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, the charging voltage that described charging chip is set is second voltage, and described battery is carried out to constant current charge;
If the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, the charging voltage that charging chip is set is the first voltage, and described battery is carried out to constant voltage charge;
Wherein, described second voltage is greater than described the first voltage.
2. method according to claim 1, is characterized in that, describedly judges every the scheduled time whether the current electric quantity of battery is greater than before whether predetermined electric weight and current voltage be greater than the step of predetermined voltage threshold, and described method comprises:
Judge whether described battery is connected with charger;
If described battery is connected with charger, obtains the type of described charger and obtain the output voltage of described charger according to the type of described charger;
Judge that the output voltage of described charger is whether in preset range;
If the output voltage of described charger in preset range, is carried out and described is judged every the scheduled time whether the current electric quantity of battery is greater than the step whether predetermined power threshold and current voltage are greater than predetermined voltage threshold.
3. method according to claim 2, it is characterized in that, if the current electric quantity of described battery is greater than predetermined power threshold and current voltage value is greater than predetermined voltage threshold, the charging voltage that charging chip is set is the first voltage, and after described battery being carried out to the step of constant voltage charge, described method further comprises step:
Judge whether described battery is full of;
If described battery is full of, controls described charging chip and forbid described battery to continue charging.
4. according to the method described in claim 1～3 any one, it is characterized in that, described method further comprises:
Obtain the battery information of described battery, described battery information at least comprises the described current electric quantity of described battery and the described current voltage of described battery;
Described battery information is updated to the user interface of application layer.
5. method according to claim 1, is characterized in that, described predetermined power threshold is 95%, and described predetermined voltage threshold is 4.28V.
6. method according to claim 5, is characterized in that, described second voltage is 4.42V, and described the first voltage is 4.34V.
7. a quick charge device, is characterized in that, described device comprises charging chip, first processor and battery, and described charging chip and described battery are respectively coupled to described first processor; Described first processor is for judging every the scheduled time whether the current electric quantity of battery is greater than predetermined power threshold and whether current voltage is greater than predetermined voltage threshold; If the current electric quantity of battery is less than or equal to predetermined power threshold or current voltage is less than or equal to predetermined voltage threshold, the charging voltage that described first processor arranges described charging chip is second voltage, and controls described charging chip described battery is carried out to constant current charge; If the current electric quantity of battery is greater than predetermined power threshold and current voltage is greater than predetermined voltage threshold, the charging voltage that described first processor arranges charging chip is the first voltage, and controls described charging chip described battery is carried out to constant voltage charge; Wherein, described second voltage is greater than described the first voltage.
8. device according to claim 7, is characterized in that, described first processor judges whether described battery is connected with charger; If described battery is connected with charger, described first processor obtains the type of described charger and obtains the output voltage of described charger according to the type of described charger; Described first processor judges that the output voltage of described charger is whether in preset range; If the output voltage of described charger is in preset range, described first processor is carried out and is describedly judged every the scheduled time whether the current electric quantity of battery is greater than the operation whether predetermined power threshold and current voltage are greater than predetermined voltage threshold.
9. device according to claim 8, it is characterized in that, the charging voltage that described first processor arranges charging chip is the first voltage, and control after described charging chip carries out the operation of constant voltage charge to described battery, described first processor judges whether described battery is full of, if described battery is full of, charging chip forbids described battery to continue charging described in described first processor control.
10. according to the device described in claim 7～9 any one, it is characterized in that, described first processor obtains the battery information of described battery, and described battery information at least comprises the described current electric quantity of described battery and the described current voltage of described battery; Described first processor is updated to described battery information the user interface of application layer.
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Cited By (11)
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| CN105071500A (en) * | 2015-09-07 | 2015-11-18 | 小米科技有限责任公司 | Terminal, charging method and device of terminal |
| CN105703023A (en) * | 2014-11-28 | 2016-06-22 | 奇点新源国际技术开发(北京)有限公司 | Charging-discharging method and apparatus for standby battery of vehicle-mounted terminal |
| CN106483462A (en) * | 2015-08-28 | 2017-03-08 | 炬芯（珠海）科技有限公司 | A kind of measuring method of battery charge and device |
| CN106556801A (en) * | 2016-10-09 | 2017-04-05 | 歌尔科技有限公司 | A kind of method for obtaining battery electric quantity, device and electronic equipment |
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| CN106556801A (en) * | 2016-10-09 | 2017-04-05 | 歌尔科技有限公司 | A kind of method for obtaining battery electric quantity, device and electronic equipment |
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