CN103364619B - The voltage detection method of terminal device and terminal device - Google Patents
The voltage detection method of terminal device and terminal device Download PDFInfo
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- CN103364619B CN103364619B CN201210081919.9A CN201210081919A CN103364619B CN 103364619 B CN103364619 B CN 103364619B CN 201210081919 A CN201210081919 A CN 201210081919A CN 103364619 B CN103364619 B CN 103364619B
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 abstract description 25
- 238000004891 communication Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Abstract
The present invention is applicable to communication technical field, provides a kind of voltage detection method of terminal device, comprises step as follows: the magnitude of voltage detecting battery; Judge whether this magnitude of voltage reaches shutdown voltage value; If this magnitude of voltage reaches shutdown voltage value, then calculate this magnitude of voltage and the front voltage difference once reported between magnitude of voltage; Judge whether voltage difference reaches predetermined threshold; If voltage difference reaches predetermined threshold, then once report magnitude of voltage before repeating to report; If voltage difference does not reach predetermined threshold, then directly report this magnitude of voltage.Correspondingly, the present invention also provides a kind of terminal device.Whereby, the present invention can detect and the follow-up accuracy and rationality that process of shutting down by booster tension.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of voltage detection method and terminal device of terminal device.
Background technology
The use of current lithium battery in terminal device is very general, and the available voltage range of lithium battery is generally 3.3 ~ 4.2V (volt).Lithium battery interior has internal resistance, this just causes when using the application of especially big power consumption, and cell voltage can be many by what drag down, sometimes 300 ~ 400MV (millivolt) can be reached, described especially big power consumption is applied electric current when referring to use and, in the application of more than 1000ma (milliampere), is used flashlamp when such as taking pictures.When cell voltage is at 3.6V ~ 3.7V, if use especially big power consumption application directly to cause cell voltage to be pulled down to below 3.3V, is namely directly pulled down to shutdown voltage, and causes the shutdown of terminal device.When cell voltage is about 3.7V time, the battery electric quantity of reality is about 30%, does not reach shutdown electricity, if again start shooting this time, can show electricity and also have about 30%.Because the once accidental cell voltage collected just causes shutdown after shutdown voltage, and actual electricity also has many residues, this can bring very bad experience to user, one be can sensed cell short for service time, two is that electricity rebound of again starting shooting causes poor user experience.
In summary, obviously there is inconvenience and defect in actual use, so be necessary to be improved in the voltage detecting technology of existing terminal device.
Summary of the invention
For above-mentioned defect, the object of the present invention is to provide a kind of voltage detection method and terminal device of terminal device, it can detect and the follow-up accuracy and rationality that process of shutting down by booster tension.
To achieve these goals, the invention provides a kind of voltage detection method of terminal device, comprise step as follows:
Detect the magnitude of voltage of battery;
Judge whether this magnitude of voltage reaches shutdown voltage value;
If this magnitude of voltage described reaches described shutdown voltage value, then calculate this magnitude of voltage described and the front voltage difference once reported between magnitude of voltage;
Judge whether described voltage difference reaches predetermined threshold;
If described voltage difference reaches described predetermined threshold, then repeat to report described before once report magnitude of voltage;
If described voltage difference does not reach described predetermined threshold, then directly report this magnitude of voltage described.
According to voltage detection method of the present invention, the scope of described predetermined threshold is 300 ~ 400 millivolts.
According to voltage detection method of the present invention, the step of the magnitude of voltage of described detection battery comprises:
Judge whether the power consumption number of current application reaches predetermined power consumption value;
If reach described predetermined power consumption value, then detect the magnitude of voltage of battery.
According to voltage detection method of the present invention, described judge this detect magnitude of voltage whether reach the step of shutdown voltage value after also comprise:
If this magnitude of voltage described does not reach described shutdown voltage value, then directly report this magnitude of voltage described.
According to voltage detection method of the present invention, if described voltage difference reaches described predetermined threshold, then repeat to report described before once report the step of magnitude of voltage also to comprise:
Calculate described before once report the heavily report number of times of magnitude of voltage;
Judge whether described heavy report number of times reaches predetermined and heavily report threshold value;
If described heavy report number of times reaches described making a reservation for heavily report threshold value, then directly report this magnitude of voltage described;
If described heavy report number of times does not reach described predetermined heavily report threshold value, then repeat to report described before once report magnitude of voltage.
The present invention also provides a kind of terminal device, includes:
Detection module, for detecting the magnitude of voltage of battery;
First judge module, for judging whether this magnitude of voltage reaches shutdown voltage value;
Computing module, for when this magnitude of voltage described reaches described shutdown voltage value, calculates this magnitude of voltage described and the front voltage difference once reported between magnitude of voltage;
Second judge module, for judging whether described voltage difference reaches predetermined threshold;
Second reporting module, for when described voltage difference reaches described predetermined threshold, repeat to report described before once report magnitude of voltage;
First reporting module, for when described voltage difference does not reach described predetermined threshold, directly reports this magnitude of voltage described.
According to terminal device of the present invention, the scope of described predetermined threshold is 300 ~ 400 millivolts.
According to terminal device of the present invention, described detection module also comprises:
Power consumption judges submodule, for judging whether the power consumption number of current application reaches predetermined power consumption value;
Voltage detecting submodule, for when the power consumption number of described current application reaches described predetermined power consumption value, detects the magnitude of voltage of battery.
According to terminal device of the present invention, described first reporting module, for when described voltage difference does not reach described predetermined threshold, directly reports this magnitude of voltage described.
According to terminal device of the present invention, described second reporting module comprises further:
Heavily report metering submodule, for when described voltage difference reaches predetermined threshold, calculate described before once report the heavily report number of times of magnitude of voltage;
Number of times judges submodule, for judging whether described heavy report number of times reaches predetermined and heavily report threshold value;
Repeat to report submodule, for do not reach at described heavy report number of times described predetermined heavily report threshold value time, repeat to report described before once report magnitude of voltage;
Described first reporting module, time also for reaching described predetermined heavily report threshold value at described heavy report number of times, directly reports this magnitude of voltage described.
The present invention is in order to solve terminal device when battery electric quantity is not high, run voltage that especially big power consumption application can cause is caused directly shutdown problem by dragging down, the present invention is when first time detects that this magnitude of voltage reaches shutdown voltage value, this magnitude of voltage is in no hurry to report, but this magnitude of voltage and the front magnitude of voltage that once reports are done subtraction, draw voltage difference between the two; If described voltage difference reaches predetermined threshold, such as reach more than 300MV, then system will think the magnitude of voltage that this magnitude of voltage just accidentally collects, actual cell voltage does not reach shutdown voltage value, therefore reporting of this magnitude of voltage is stopped, and once reporting magnitude of voltage before repeating to report, system does not carry out shutdown process; If described voltage difference does not reach predetermined threshold, then system will think that this magnitude of voltage is actual voltage value, and report this magnitude of voltage and carry out shutdown process, the current electric quantity seen after user starts shooting again is also be about to finish using.Whereby, the present invention can improve the voltage detecting of terminal device and the accuracy of follow-up shutdown process and rationality, and then improves Consumer's Experience.Be more preferably, when consideration system adopts electricity, the electric current running into the application of especially big power consumption is in peak value and there is certain probability, therefore the present invention once reports the heavily report threshold value heavily reporting number of times of magnitude of voltage before presetting, once report the heavily report number of times of magnitude of voltage to reach described heavy report threshold value if front, really be about to be finished with regard to basic guarantee battery electric quantity like this, then system will think that this magnitude of voltage is actual voltage value, report this magnitude of voltage and carry out shutdown process.
Accompanying drawing explanation
Fig. 1 is the structural representation of terminal device of the present invention;
Fig. 2 is the preferred structure schematic diagram of terminal device of the present invention;
Fig. 3 is the process flow diagram of the voltage detection method of terminal device of the present invention; And
Fig. 4 is the preferred flow charts of the voltage detection method of terminal device of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 shows the structure of terminal device of the present invention, described terminal device 100 can be mobile phone, PDA (PersonalDigitalAssistant, personal digital assistant), panel computer, portable computer etc. have the terminal of powered battery function, described terminal device 100 at least comprises detection module 10, first judge module 20, first reporting module 30, computing module 40, second judge module 50 and the second reporting module 60, wherein:
Detection module 10, for the magnitude of voltage of the battery of sense terminals equipment 100, described battery is preferably lithium battery, and the time interval of described detection can be arranged by system default or user is arranged voluntarily.
First judge module 20, for judging whether this magnitude of voltage reaches shutdown voltage value, described shutdown voltage value is preferably 3.3V (volt) below.
First reporting module 30, for when the first judge module 20 detects that this magnitude of voltage does not reach shutdown voltage value, directly reports this magnitude of voltage, and it does not exist follow-up shutdown process.
Computing module 40, for when the first judge module 20 detects that this magnitude of voltage reaches shutdown voltage value, calculates this magnitude of voltage and the front voltage difference once reported between magnitude of voltage.Once report before described magnitude of voltage be the first reporting module 30 at the upper magnitude of voltage once directly reported, it does not reach shutdown voltage value.
Second judge module 50, for judging whether the voltage difference that computing module 40 calculates reaches predetermined threshold, described predetermined threshold range preferably from 300 ~ 400MV (millivolt).
Second reporting module 60, for when voltage difference reaches predetermined threshold, once reports magnitude of voltage before repeating to report.Due to terminal device 100, when using the application of especially big power consumption, cell voltage can be many by what drag down, sometimes 300 ~ 400MV (millivolt) can be reached, when the cell voltage of terminal device 100 is when 3.6V ~ 3.7V (existing certain probability), using especially big power consumption to apply may cause cell voltage to be pulled down to below 3.3V, namely directly be pulled down to shutdown voltage, and cause the shutdown of terminal device 100, but now actual battery electric quantity is about 30%, does not reach shutdown electricity.Therefore, the present invention is judging this magnitude of voltage and is frontly once reporting the voltage difference between magnitude of voltage to reach predetermined threshold, then think that the application of especially big power consumption accidentally drags down voltage and causes, therefore stop reporting of this magnitude of voltage, and repeat to report a front magnitude of voltage, to avoid the problem of error cut-off machine.
Described first reporting module 30, also for when voltage difference does not reach predetermined threshold, directly reports this magnitude of voltage.If voltage difference does not reach predetermined threshold, then system will think that this magnitude of voltage is actual voltage value, and carry out shutdown process after reporting this magnitude of voltage by the first reporting module 30, the current electric quantity seen after user starts shooting again is also be about to finish using.
Fig. 2 is the preferred structure schematic diagram of terminal device of the present invention, described terminal device 100 at least comprises detection module 10, first judge module 20, first reporting module 30, computing module 40, second judge module 50, second reporting module 60 and shutdown module 70, wherein:
Detection module 10, for detecting the magnitude of voltage of battery, preferably comprises further:
Power consumption judges submodule 11, for judging whether the power consumption number of current application reaches predetermined power consumption value.If the power consumption number of current application reaches predetermined power consumption value, then think that it is the application of especially big power consumption.Preferably, when described especially big power consumption application refers to use, electric current is in the application of more than 1000ma (milliampere), such as take pictures application time use flashlamp, electric torch application etc.Described power consumption judges that submodule 11 can obtain its theoretical power consumption value according to the application parameter of current application, and judges whether described theoretical power consumption value reaches predetermined power consumption value; Or power consumption judges that submodule 11 can detect the actual power loss value of current application, and judge whether described actual power loss value reaches predetermined power consumption value.
Voltage detecting submodule 12, for when the power consumption number of current application reaches predetermined power consumption value, detects the magnitude of voltage of battery.If when the power consumption number of current application does not reach predetermined power consumption value, can process ends.When only the application of especially big power consumption being run to terminal device 100 in the present embodiment, just perform battery detection method of the present invention, avoid the system manipulation resource of unnecessary consumption under normal circumstances.
Described first judge module 20, for judging whether this magnitude of voltage reaches shutdown voltage value, described shutdown voltage value is preferably 3.3V (volt) below.
Described first reporting module 30, for when this magnitude of voltage does not reach shutdown voltage value, directly reports this magnitude of voltage, and it is follow-up does not exist shutdown process.
Described computing module 40, for when this magnitude of voltage reaches shutdown voltage value, calculates this magnitude of voltage and the front voltage difference once reported between magnitude of voltage.
Second judge module 50, for judging whether the voltage difference that described computing module 40 calculates reaches predetermined threshold, described predetermined threshold range preferably from 300 ~ 400MV (millivolt).
Second reporting module 60, for when voltage difference reaches predetermined threshold, once reports magnitude of voltage before repeating to report.
Described first reporting module 30, for when voltage difference does not reach predetermined threshold, directly reports this magnitude of voltage.
Described shutdown module 70, during for reaching shutdown voltage value at this magnitude of voltage reported, carries out shutdown process by terminal device 100.
Preferably, described second reporting module 60 comprises further:
Heavily report metering submodule 61, for when voltage difference reaches predetermined threshold, calculate described before once report the heavily report number of times of magnitude of voltage.
Number of times judges submodule 62, for judging whether described heavy report number of times reaches predetermined and heavily report threshold value.
Repeat to report submodule 63, for do not reach at described heavy report number of times predetermined heavily report threshold value time, repeat to report described before once report magnitude of voltage.
Described first reporting module 30, also for reach at described heavy report number of times predetermined heavily report threshold value time, directly report this magnitude of voltage, follow-uply carry out shutdown process by shutdown module 70 again.
Due to device end 100 run the application of especially big power consumption time, system acquisition voltage just in time runs into electric current and is in peak value and has certain probability, and that is especially big power consumption application not can run all the time on power consumption peaks.Therefore, the present embodiment once reports the heavily report threshold value heavily reporting number of times of magnitude of voltage before setting up, and relative to this magnitude of voltage, is that it is stopped the stop threshold value reporting number of times, such as, arranges 3 times.If heavily report number of times to reach and heavily report threshold value, so can determine that current battery level is really not enough, then this magnitude of voltage is reported and performs shutdown, now user start shooting again electricity still basic without.
Fig. 3 is the process flow diagram of the voltage detection method of terminal device of the present invention, and it processes by terminal device 100 as shown in Figure 1 or 2, at least comprises step as follows:
Step S301, detects the magnitude of voltage of battery.The time interval of described detection can be arranged by system default or user is arranged voluntarily.
Step S302, judges whether this magnitude of voltage reaches shutdown voltage value, if reach, performs step S304, otherwise performs step S303.Described shutdown voltage value is preferably 3.3V (volt) below.
Step S303, if this magnitude of voltage does not reach shutdown voltage value, then directly reports this magnitude of voltage.
Step S304, if this magnitude of voltage reaches shutdown voltage value, then calculates this magnitude of voltage and the front voltage difference once reported between magnitude of voltage.
Step S305, judges whether voltage difference reaches predetermined threshold, if reach, performs step S306, otherwise performs step S307.Described predetermined threshold range preferably from 300 ~ 400MV (millivolt).
Step S306, if voltage difference reaches predetermined threshold, then once reports magnitude of voltage before repeating to report.
Step S307, if voltage difference does not reach predetermined threshold, then directly reports this magnitude of voltage.
In order to solve terminal device 100 when electricity is not high, such as battery dump energy is about 30% or cell voltage when being 3.6V ~ 3.7V, run especially big power consumption to apply the voltage that causes and dragged down the problem causing directly shutdown, the present invention does not directly report when first time detects this magnitude of voltage in shutdown voltage value, but this magnitude of voltage and the front magnitude of voltage that once reports are done subtraction, if voltage difference is between the two at more than 300MV, do not report this magnitude of voltage collected, but once report magnitude of voltage before repeating, just the cell voltage that can solve owing to accidentally collecting performs shutdown lower than shutdown voltage, but the battery electric quantity of reality also has quite a lot of and electricity that is that cause uses unreasonable, an insufficient difficult problem.
Fig. 4 is the preferred flow charts of the voltage detection method of terminal device of the present invention, and it processes by terminal device 100 as shown in Figure 2, comprises step as follows:
Step S401, judges whether the power consumption number of current application reaches predetermined power consumption value, if reach, performs step S403, otherwise performs step S402.In this step, its theoretical power consumption value can be obtained according to the application parameter of current application, and judge whether described theoretical power consumption value reaches predetermined power consumption value; Or, detect the actual power loss value of current application, and judge whether described actual power loss value reaches predetermined power consumption value.
Step S402, if the power consumption number of current application reaches predetermined power consumption value, then detects the magnitude of voltage of battery.
Step S403, the power consumption number of current application does not reach predetermined power consumption value, then process ends.Visible, when only the application of especially big power consumption being run to terminal device 100 in the present embodiment, just perform battery detection method of the present invention.
Step S404, judges whether this magnitude of voltage reaches shutdown voltage value, if reach, performs step S406, otherwise performs step S405.
Step S405, if this magnitude of voltage does not reach shutdown voltage value, then directly reports this magnitude of voltage, follow-up can not to terminal device 100 carry out shutdown process.
Step S406, if this magnitude of voltage reaches shutdown voltage value, then calculates this magnitude of voltage and the front voltage difference once reported between magnitude of voltage.
Step S407, judges whether voltage difference reaches predetermined threshold, if reach, performs step S410, otherwise performs step S08.Described predetermined threshold range preferably from 300 ~ 400MV (millivolt).
Step S408, if voltage difference does not reach predetermined threshold, then directly reports this magnitude of voltage.
Step S409, carries out shutdown process by terminal device 100.
Step S410, if voltage difference reaches predetermined threshold, once reports the heavily report number of times of magnitude of voltage before calculating.
Step S411, judges that heavily reporting number of times whether to reach predetermined heavily reports threshold value, if reach, performs step S412, otherwise performs step S414.
Step S412, if heavily report number of times to reach predetermined heavily report threshold value, then directly reports this magnitude of voltage.
Step S413, carries out shutdown process by terminal device 100.
Step S414, if heavily report number of times not reach predetermined heavily report threshold value, then once reports magnitude of voltage before repeating to report, and follow-uply can not carry out shutdown to terminal device 100 and processes.
In sum, the present invention is in order to solve terminal device when battery electric quantity is not high, run voltage that especially big power consumption application can cause is caused directly shutdown problem by dragging down, the present invention is when first time detects that this magnitude of voltage reaches shutdown voltage value, this magnitude of voltage is in no hurry to report, but this magnitude of voltage and the front magnitude of voltage that once reports are done subtraction, draw voltage difference between the two; If described voltage difference reaches predetermined threshold, such as reach more than 300MV, then system will think the magnitude of voltage that this magnitude of voltage just accidentally collects, actual cell voltage does not reach shutdown voltage value, therefore reporting of this magnitude of voltage is stopped, and once reporting magnitude of voltage before repeating to report, system does not carry out shutdown process; If described voltage difference does not reach predetermined threshold, then system will think that this magnitude of voltage is actual voltage value, and report this magnitude of voltage and carry out shutdown process, the current electric quantity seen after user starts shooting again is also be about to finish using.Whereby, the present invention can improve the voltage detecting of terminal device and the accuracy of follow-up shutdown process and rationality, and then improves Consumer's Experience.Be more preferably, when consideration system adopts electricity, the electric current running into the application of especially big power consumption is in peak value and there is certain probability, therefore the present invention once reports the heavily report threshold value heavily reporting number of times of magnitude of voltage before presetting, once report the heavily report number of times of magnitude of voltage to reach described heavy report threshold value if front, really be about to be finished with regard to basic guarantee battery electric quantity like this, then system will think that this magnitude of voltage is actual voltage value, report this magnitude of voltage and carry out shutdown process.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (8)
1. a voltage detection method for terminal device, is characterized in that, comprises step as follows:
Detect the magnitude of voltage of battery;
Judge whether this magnitude of voltage is less than or equal to shutdown voltage value;
If this magnitude of voltage described is less than or equal to described shutdown voltage value, then calculate this magnitude of voltage described and the front voltage difference once reported between magnitude of voltage;
Judge whether described voltage difference is more than or equal to predetermined threshold;
If described voltage difference is more than or equal to described predetermined threshold, then repeat to report described before once report magnitude of voltage;
If described voltage difference is less than described predetermined threshold, then directly report this magnitude of voltage described;
The step of the magnitude of voltage of described detection battery comprises:
Judge whether the power consumption number of current application is more than or equal to predetermined power consumption value;
If be more than or equal to described predetermined power consumption value, then detect the magnitude of voltage of battery.
2. voltage detection method according to claim 1, is characterized in that, the scope of described predetermined threshold is 300 ~ 400 millivolts.
3. voltage detection method according to claim 1, is characterized in that, describedly judges this magnitude of voltage also comprises after whether being less than or equal to the step of shutdown voltage value:
If this magnitude of voltage described is greater than described shutdown voltage value, then directly report this magnitude of voltage described.
4. the voltage detection method according to any one of claims 1 to 3, is characterized in that, if described voltage difference is more than or equal to described predetermined threshold, then repeat to report described before once report the step of magnitude of voltage also to comprise:
Calculate described before once report the heavily report number of times of magnitude of voltage;
Judge whether described heavy report number of times is more than or equal to make a reservation for heavily report threshold value;
If described heavy report number of times is more than or equal to described making a reservation for heavily report threshold value, then directly report this magnitude of voltage described;
If described heavy report number of times is less than and describedly predetermined heavily reports threshold value, then repeat to report described before once report magnitude of voltage.
5. a terminal device, is characterized in that, includes:
Detection module, for detecting the magnitude of voltage of battery;
First judge module, for judging whether this magnitude of voltage is less than or equal to shutdown voltage value;
Computing module, for when this magnitude of voltage described is less than or equal to described shutdown voltage value, calculates this magnitude of voltage described and the front voltage difference once reported between magnitude of voltage;
Second judge module, for judging whether described voltage difference is more than or equal to predetermined threshold;
Second reporting module, for when described voltage difference is more than or equal to described predetermined threshold, repeat to report described before once report magnitude of voltage;
First reporting module, for when described voltage difference is less than described predetermined threshold, directly reports this magnitude of voltage described;
Described detection module also comprises:
Power consumption judges submodule, for judging whether the power consumption number of current application is more than or equal to predetermined power consumption value;
Voltage detecting submodule, for when the power consumption number of described current application is more than or equal to described predetermined power consumption value, detects the magnitude of voltage of battery.
6. terminal device according to claim 5, is characterized in that, the scope of described predetermined threshold is 300 ~ 400 millivolts.
7. terminal device according to claim 5, is characterized in that, described first reporting module, also for when this magnitude of voltage described is greater than described shutdown voltage value, directly reports this magnitude of voltage described.
8. the terminal device according to any one of claim 5 ~ 7, is characterized in that, described second reporting module comprises further:
Heavily report metering submodule, for when described voltage difference is more than or equal to predetermined threshold, calculate described before once report the heavily report number of times of magnitude of voltage;
Number of times judges submodule, makes a reservation for heavily report threshold value for judging whether described heavy report number of times is more than or equal to;
Repeat to report submodule, for be less than at described heavy report number of times described predetermined heavily report threshold value time, repeat to report described before once report magnitude of voltage;
Described first reporting module, time also for being more than or equal to described predetermined heavily report threshold value at described heavy report number of times, directly reports this magnitude of voltage described.
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| CN103675411B (en) * | 2013-12-30 | 2016-03-16 | 安徽江淮汽车股份有限公司 | A kind of voltage detection method of electric machine controller for motor vehicle and system |
| CN104953193B (en) * | 2014-03-24 | 2018-06-22 | 神讯电脑(昆山)有限公司 | The monitoring method of electronic device and its battery module |
| WO2017113081A1 (en) * | 2015-12-29 | 2017-07-06 | 华为技术有限公司 | System, method, and device for information transmission |
| CN108152558A (en) * | 2017-11-23 | 2018-06-12 | 北京新能源汽车股份有限公司 | Current sampling system and electric automobile |
| CN109143075A (en) * | 2018-07-16 | 2019-01-04 | 苏州朗捷通智能科技有限公司 | A kind of acquisition method and system of voltage |
| US11989989B2 (en) | 2018-07-25 | 2024-05-21 | Yunding Network Technology (Beijing) Co., Ltd. | Methods and systems for controlling an intelligent device |
| CN109272728B (en) * | 2018-09-05 | 2021-04-23 | 云丁智能科技（北京）有限公司 | Electric quantity management method and device |
| EP3828841A4 (en) | 2018-07-25 | 2021-09-08 | Yunding Network Technology (Beijing) Co., Ltd. | CONTROL PROCEDURE AND SYSTEM FOR INTELLIGENT DEVICE |
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