CN103440029A - Method for prolonging service life of mobile terminal in low battery mode and mobile terminal - Google Patents
Method for prolonging service life of mobile terminal in low battery mode and mobile terminal Download PDFInfo
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- CN103440029A CN103440029A CN2013103603519A CN201310360351A CN103440029A CN 103440029 A CN103440029 A CN 103440029A CN 2013103603519 A CN2013103603519 A CN 2013103603519A CN 201310360351 A CN201310360351 A CN 201310360351A CN 103440029 A CN103440029 A CN 103440029A
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- mobile terminal
- automatic shutdown
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- battery
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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
Abstract
The invention discloses a method for prolonging the service life of a mobile terminal in a low battery mode and the mobile terminal. The mobile terminal comprises a battery (2), a voltage detection module (6), a voltameter module (5) a CPU (4) and a display screen (3). The voltameter module (5) is used for detecting the power consumption electric current (I) and dump energy (Q) of the mobile terminal (1) in real time. The voltage detection module (6) is used for detecting the battery voltage in real time. The CPU (4) is used for changing the auto power-off voltage threshold value of the mobile terminal (1) when the dump energy (Q) is judged to be smaller than a preset electric quantity threshold value (Q0) and the power consumption electric current (I) is larger than a preset current threshold value (I0). The CUP (4) is also used for displaying prompt information that the mobile terminal is in low battery through the display screen (3) when the battery voltage value is judged to range between a second auto power-off voltage threshold value (V2) and a first auto power-off voltage threshold value (V1).
Description
Technical field
The present invention relates to a kind of mobile terminal, more particularly, relate to a kind of the mobile terminal method and the mobile terminal that uses the method for the service time under low electric weight of extending.
Background technology
In the prior art, be the shutdown situation by force of avoiding the mobile terminals such as smart mobile phone and panel computer to occur because battery electric quantity exhausts, the method for employing normally arranges the automatic shutdown electrical voltage point of a mobile terminal.The cell voltage that monitors mobile terminal when power management software during lower than the automatic shutdown electrical voltage point of system default, starts power-off operation, with the situation of the unexpected shutdown of avoiding the user may occur in continuing to use the process of mobile terminal.
The defect of the method is: because the range of decrease of the cell voltage of mobile terminal and the power consumption electric current of mobile terminal are negative correlation.Few when the dump energy of the battery of mobile terminal, and during the large power consumptions application such as the user continues to use mobile terminal is played, video playback, shooting, the power consumption electric current of mobile terminal can be larger, and the battery-heating amount is higher, and the internal resistance of cell increases.Under the double action of large power consumption electric current and the internal resistance of cell, the instantaneous range of decrease of the supply voltage of the battery of mobile terminal is large.Therefore when the user uses the application program of the large power consumption of running of mobile terminal of hanging down electric weight, although the battery electric quantity of mobile terminal not yet exhausts, the actual voltage value of the battery of mobile terminal will be higher than the automatic shutdown electrical voltage point of system default, due to the battery slump of mobile terminal to the automatic shutdown electrical voltage point, impel mobile terminal to start shutdown programm automatic shutdown, the battery of mobile terminal is underutilized, and be shortened the service time of battery to a certain extent.
Therefore, how to develop a kind of while avoiding the large power consumption application of mobile terminal operation under low electric weight, before battery electric quantity not yet exhausts, because battery slump to the method for the automatic shutdown caused below the automatic shutdown electrical voltage point has become problem demanding prompt solution.
Summary of the invention
The technical problem to be solved in the present invention is, while for mobile terminal in prior art, under low electric weight, moving the application of large power consumption, automatic shutdown before its battery electric quantity not yet exhausts, the defect that battery does not obtain fully using provides a kind of mobile terminal method and the mobile terminal of the service time under low electric weight of extending.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of mobile terminal method of the service time under low electric weight that extends, described method comprises the steps:
S1) detect in real time the dump energy Q of the battery of mobile terminal, and by surveyed dump energy Q with default for judging the whether power threshold Q of the running status in low electric weight of mobile terminal
0compare;
S2) judging that described dump energy Q is lower than described power threshold Q
0the time, by the power consumption electric current I that detects in real time with default for judging whether mobile terminal is operated in the current threshold I under high power consumption mode
0compare;
S3) be greater than described current threshold I in the described power consumption electric current I of judgement
0the time, the automatic shutdown voltage threshold that whether voltage for judging battery of mobile terminal is reached to the condition that makes mobile terminal carry out power-off operation by default for judging whether mobile terminal carries out the first automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and low-power consumption
1change into default for judging whether mobile terminal carries out the second automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and high power consumption
2.
In the method for service time at the above-mentioned prolongation mobile terminal of the present invention under low electric weight, also comprise the steps:
S0), before described step S1, set in advance described power threshold Q
0, described current threshold I
0, described the first automatic shutdown voltage threshold V
1, and described the second automatic shutdown voltage threshold V
2.
In the method for service time at the above-mentioned prolongation mobile terminal of the present invention under low electric weight, described step S3 also comprises: in the described power consumption electric current I of judgement, be less than or equal to described current threshold I
0the time, by the cell voltage of detection in real time and the first preset automatic shutdown voltage threshold V
1compare, and be less than described the first automatic shutdown voltage threshold V at the described cell voltage of judgement
1the time, make the mobile terminal shutdown.
In the method for service time at the above-mentioned prolongation mobile terminal of the present invention under low electric weight, also comprise the steps:
S4) after described step S3, by cell voltage and described the first automatic shutdown voltage threshold V detected in real time
1with described the second automatic shutdown voltage threshold V
2compare respectively, and be greater than described the second automatic shutdown voltage threshold V at the described cell voltage of judgement
2and described cell voltage is less than or equal to described the first automatic shutdown voltage threshold V
1the time, the information of bouncing out battery electric weight deficiency.
In the method for service time at the above-mentioned prolongation mobile terminal of the present invention under low electric weight, described step S4 also comprises: at the described cell voltage of judgement, be less than or equal to described the second automatic shutdown voltage threshold V
2the time, make the mobile terminal shutdown.
The present invention also constructs a kind of mobile terminal, described mobile terminal comprises battery, memory module, the CPU be connected with described memory module, the display screen be connected with described CPU and the voltage detection module be connected with described battery with described CPU, described mobile terminal also comprises the voltameter module be connected with described battery with described CPU, and described memory module stores is useful on and judges the whether power threshold Q of the running status in low electric weight of mobile terminal
0, whether be operated in the current threshold I under high power consumption mode for judging mobile terminal
0, whether carry out the first automatic shutdown voltage threshold V of power-off operation for judging mobile terminal under the running status of low electric weight and low-power consumption
1, and for judging whether mobile terminal carries out the second automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and high power consumption
2described voltameter module is for detecting in real time the power consumption electric current I of mobile terminal and the dump energy Q of described battery, described voltage detection module is for detecting in real time the voltage of described battery, and described CPU is less than described power threshold Q in the described voltameter module of judgement, surveying dump energy Q
0, and described voltameter module is surveyed the power consumption electric current I and is greater than described current threshold I
0the time, whether the voltage for judging battery of mobile terminal is reached to the automatic shutdown voltage threshold of the condition that makes mobile terminal carry out power-off operation by described the first automatic shutdown voltage threshold V
1change into described the second automatic shutdown voltage threshold V
2.
In the present invention in above-mentioned mobile terminal, described the first automatic shutdown voltage threshold V
1be greater than described the second automatic shutdown voltage threshold V
2.
In the present invention in above-mentioned mobile terminal, described CPU is also for being greater than described the second automatic shutdown voltage threshold V determining cell voltage that described voltage detection module is surveyed
2, and this cell voltage is less than or equal to described the first automatic shutdown voltage V
1the time, show the information of battery electric quantity deficiency by described display screen, and at judgement cell voltage that described voltage detection module is surveyed, being less than or equal to described the second automatic shutdown voltage threshold V
2the time, the operation shutdown programm, make the mobile terminal shutdown.
In the present invention, in above-mentioned mobile terminal, the dump energy that described information is described battery accounts for the number percent of the capacity of described battery.
Implement prolongation mobile terminal of the present invention method and the mobile terminal of service time under low electric weight, have following beneficial effect: 1) the present invention can monitor the running status of mobile terminal in real time.During running status at the judgement mobile terminal in low electric weight and high power consumption, by the automatic shutdown voltage threshold of mobile terminal by the first automatic shutdown voltage threshold V
1change the second automatic shutdown voltage threshold V into
2, with this avoid mobile terminal because of the supply voltage rapid drawdown of battery to the situation of shutdown in advance below the automatic shutdown voltage threshold of system default.The present invention can be taken full advantage of battery, extends the service time of battery, improves the energy use efficiency of mobile terminal, the development trend of having catered to the society energy-saving and emission-reduction; 2) at the automatic shutdown voltage threshold of mobile terminal by the first automatic shutdown voltage threshold V
1change the second automatic shutdown voltage threshold V into
2after, mobile terminal is greater than the second automatic shutdown voltage threshold V at its cell voltage of judgement
2, and this cell voltage is less than or equal to the first automatic shutdown voltage threshold V
1the time, the dump energy information that shows battery by display screen, be kept in time the task data of carrying out on mobile terminal with reminding user, and mobile terminal is shut down or the related measure such as charging, avoid the generation to the automatic shutdown in the follow-up use procedure of mobile terminal the user; 3) judge that its cell voltage is lower than this second automatic shutdown voltage threshold V when mobile terminal of the present invention
2the time, carry out power-off operation, shutdown in advance before battery electric quantity exhausts, to avoid the shutdown situation by force that may occur at any time in the follow-up use procedure to mobile terminal the user, and the infringement of avoiding this abnormal shutdown may cause the inner member of mobile terminal.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structured flowchart of the mobile terminal that provides of preferred embodiment of the present invention;
Fig. 2 be the service time of the prolongation mobile terminal that provides of preferred embodiment of the present invention under low electric weight method flow diagram.
Embodiment
In order to make purpose of the present invention clearer, 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, is not intended to limit the present invention.
As shown in Figure 1, mobile terminal 1 of the present invention comprise battery 2, the voltage detection module 6 that is electrically connected with this battery 2 and voltameter module 5, the CPU4 be electrically connected with this voltage detection module 6 and this voltameter module 5 and memory module 7 and the display screen 3 be electrically connected with this CPU4.In this memory module 7, prestore for judging the whether power threshold Q of the running status in low electric weight of mobile terminal 1
0, whether be operated in the current threshold I of (being under high power consumption mode) under large current-mode for judging mobile terminal 1
0, whether carry out the first automatic shutdown voltage threshold V of power-off operation for judging mobile terminal 1 under the running status of low electric weight and low-power consumption
1, and for judging whether mobile terminal 1 carries out the second automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and high power consumption
2.This voltage detection module 6 is for measuring in real time the cell voltage of mobile terminal 1, and this voltameter module 5 is for measuring in real time the power consumption electric current I of mobile terminal 1 and the dump energy Q of battery 2.This CPU4 is for judging that this voltameter module 5 dump energy Q that surveys is lower than this power threshold Q
0, and this voltameter module 5 power consumption electric current I of surveying is greater than this current threshold I
0the time, will whether carry out the automatic shutdown voltage threshold of power-off operation by the first automatic shutdown voltage threshold V for judging mobile terminal 1
1change into the second automatic shutdown voltage threshold V
2.This CPU4 also is changed to the second automatic shutdown voltage threshold V for the automatic shutdown voltage threshold at mobile terminal 1
2after, be greater than this second automatic shutdown voltage threshold V at judgement voltage detection module 6 cell voltage of surveying
2, and this cell voltage is less than or equal to this first automatic shutdown voltage threshold V
1the time, show the information of the electric weight deficiency of battery 2 by display screen 3, and at this cell voltage of judgement, being less than or equal to this second automatic shutdown voltage threshold V
2the time, carry out power-off operation, make mobile terminal 1 safety shutdown before the electric weight of battery 2 exhausts.
Wherein, this mobile terminal 1 can be existing mobile phone or panel computer.This voltage detection module 6 can be the power management chip on the existing mainboard that is integrated in mobile phone or panel computer.This voltameter module 5 can be the existing voltameter with current sense resistor.This memory module 7 can be existing RAM.This display screen 3 can be existing LCDs or plasma panel.One end of the current sense resistor of this voltameter module 5 connects the negative pole of the battery 2 of mobile terminal 1, and the other end of this current sense resistor is connected to the earth polar of the mainboard of mobile terminal 1.When mobile terminal 1 during in charge mode or discharge mode, the pressure drop at the two ends by measuring current sense resistor, and in conjunction with the resistance value of this current sense resistor, can calculate the charging current of mobile terminal 1 under charge mode or the power consumption electric current under discharge mode (in an embodiment of the present invention, this voltameter module 5 is for measuring in real time the power consumption electric current I of mobile terminal 1, and carries out the dump energy Q that integration calculates this mobile terminal 1 by this power consumption electric current I and time).
The present invention comprises the steps: for the method for the service time of the solution mobile terminal prolongation mobile terminal that the problem of shutdown provides in advance under low electric weight under low electric weight
S1) detect in real time the dump energy Q of the battery 2 of mobile terminal 1, and by surveyed dump energy Q with default for judging the whether power threshold Q of the running status in low electric weight of mobile terminal 1
0compare;
S2) judging that described dump energy Q is lower than described power threshold Q
0the time, by the power consumption electric current I that detects in real time with default for judging whether mobile terminal 1 is operated in the current threshold I under high power consumption mode
0compare;
S3) be greater than described current threshold I in the described power consumption electric current I of judgement
0the time, the automatic shutdown voltage threshold that whether voltage for judging described battery 2 of mobile terminal 1 is reached to the condition that makes mobile terminal 1 carry out power-off operation by default for judging whether mobile terminal 1 carries out the first automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and low-power consumption
1change into default for judging whether mobile terminal 1 carries out the second automatic shutdown voltage threshold V of power-off operation under the running status of low electric weight and high power consumption
2.
Below will take better embodiment of the present invention as example, the present invention is extended to mobile terminal and be described further in the method for hanging down the service time under electric weight:
In step S100, the user opens the option that arranges of mobile terminal, enters this electric weight arranged under option and monitors sub-option to power threshold Q
0arranged, then enter this and the sub-option of current monitoring under option is set to current threshold I
0arranged, finally open with this electric weight and monitor the automatic shutdown voltage threshold option that sub-option is corresponding with the sub-option of this current monitoring, to the first automatic shutdown voltage threshold V of mobile terminal 1
1and the second automatic shutdown voltage threshold V
2arranged.The user under this automatic shutdown voltage threshold option by the first automatic shutdown voltage threshold V
1the trigger condition dump energy Q that is set to battery 2 be less than or equal to power threshold Q
0and the power consumption electric current I of mobile terminal 1 is less than or equal to current threshold I
0, and by the second automatic shutdown voltage threshold V
2the trigger condition dump energy Q that is set to battery 2 be less than or equal to power threshold Q
0and the power consumption electric current I of mobile terminal 1 is greater than current threshold I
0.In preferred embodiment of the present invention, the user is by power threshold Q
0be set to battery 2 capacity 10%, by current threshold I
0be set to 200ma, by the first automatic shutdown voltage threshold V
1with the second automatic shutdown voltage threshold V
2be set to respectively 3.6V and 3.4V.After the user completes above-mentioned parameter and arranges, preserve and exit the option that arranges of mobile terminal 1.
Therefore when 10% of the not enough battery capacity of the dump energy Q of the battery 2 of mobile terminal 1 of the present invention, and the power consumption electric current I of mobile terminal 1 is while being less than or equal to 200ma, the automatic shutdown voltage threshold of mobile terminal 1 is system default value 3.6V.When 10% of the not enough battery capacity of the dump energy Q of the battery 2 of mobile terminal 1, and the power consumption electric current I of mobile terminal 1 is while being greater than 200ma, and the automatic shutdown voltage threshold of mobile terminal 1 is changed to 3.4V.
In step S200, the user, use in the process of mobile terminal 1, the electric weight of the battery 2 of mobile terminal 1 is consumed gradually.Voltameter module 5 is measured the power consumption electric current I of mobile terminal 1 in real time, and the dump energy Q that calculates battery 2 by the power consumption electric current I.Mobile terminal 1 receives the dump energy Q of this voltameter module 5 power consumption electric current I of surveying and battery 2 by CPU4.After this CPU4 receives above-mentioned detection data, by the dump energy Q of the battery 2 in these detection data be stored in the power threshold Q in memory module 7
0compare.
In step S300, the dump energy Q that mobile terminal 1 determines voltameter module 5 battery of surveying 2 by CPU4 is greater than power threshold Q
0, mobile terminal 1 is according to above-mentioned steps S200, the detection data of the dump energy Q that comes Real-time Obtaining to comprise battery 2 by voltameter module 5, and by CPU4, this is detected to the dump energy Q of the battery 2 in data and preset power threshold Q
0compare.
In step S300, the dump energy Q that CPU4 determines voltameter module 5 battery of surveying 2 is less than above-mentioned power threshold Q
0, the battery electric quantity deficiency of judgement mobile terminal 1, mobile terminal 1 is the running status in low electric weight.
In step S400, the current threshold I that the power consumption electric current I of the mobile terminal 1 that this CPU4 detects voltameter module 5 in real time and user are preset
0compare, to judge whether mobile terminal 1 is operated under high power consumption mode.
In step S500, the power consumption electric current I of this CPU4 judgement mobile terminal 1 under low electric weight is less than or equal to current threshold I
0, 10% of the capacity of the not enough battery 2 of the dump energy Q of mobile terminal 1, and the voltameter module 5 power consumption electric current I of surveying draws mobile terminal 1 conclusion of the running status in hanging down electric weight and low-power consumption while being less than or equal to 200ma.Whether the voltage for judging battery 2 of mobile terminal 1 reaches the first automatic shutdown voltage threshold V that the automatic shutdown voltage threshold of the condition that makes mobile terminal 1 execution power-off operation is system default
1(being 3.6V).
In step S600, mobile terminal 1 detects the supply voltage of battery 2 in real time by voltage detection module 6.This CPU4 is by this voltage detection module 6 cell voltage of surveying and above-mentioned the first automatic shutdown voltage threshold V
1compare, obtain this cell voltage lower than this first automatic shutdown voltage threshold V
1conclusion.This CPU4 judges that the dump energy Q of the battery 2 of mobile terminal 1 has reached the condition that makes mobile terminal 1 carry out power-off operation, search and carry out the shutdown command in the memory module 7 of mobile terminal 1, the operation shutdown programm, make mobile terminal 1 shutdown in time before the electric weight of battery 2 is depleted, to prevent that the user is in the follow-up use procedure to mobile terminal 1, the situation of shutdown by force that mobile terminal 1 may occur at any time.
In step S500, the power consumption electric current I of CPU4 judgement mobile terminal 1 under low electric weight is greater than the preset current threshold I of user
0, 10% of the not enough battery capacity of the dump energy of mobile terminal 1, and the voltameter module 5 power consumption electric current I of surveying is greater than 200ma, draws the conclusion of the running status of mobile terminal 1 in hanging down electric weight and high power consumption.
In step S700, the current running status of CPU4 judgement mobile terminal 1 has reached above-mentioned the second automatic shutdown voltage threshold V
2trigger condition, the first automatic shutdown voltage threshold V by the automatic shutdown voltage threshold of mobile terminal 1 by system default
1(being 3.6V) changes into the second automatic shutdown voltage threshold V
2(being 3.4V), to solve the shutdown problem in advance that in prior art, mobile terminal occurs under low electric weight, extend stand-by time and the service time of battery 2.
In step S800, the automatic shutdown voltage threshold of mobile terminal 1 is changed to 3.4V.In continuation use procedure the user to the mobile terminal 1 of this low electric weight, mobile terminal 1 detects the supply voltage of battery 2 in real time by voltage detection module 6.CPU4 is by this voltage detection module 6 cell voltage of surveying and above-mentioned the first automatic shutdown voltage threshold V
1with the second automatic shutdown voltage threshold V
2compare.As obtaining voltage detection module 6 cell voltage of being surveyed, this CPU4 is greater than the second automatic shutdown voltage threshold V
2and this cell voltage is less than or equal to the first automatic shutdown voltage threshold V
1conclusion, this CPU4 judges that the dump energy Q of the battery 2 of mobile terminal 1 has been not enough to the use of the long period of supporting user.This CPU4 carries out the battery electric quantity hint instructions, and shows that by display screen 3 the dump energy Q of battery 2 accounts for the number percent of the capacity of this battery 2.
As obtaining voltage detection module 6 cell voltage of being surveyed, this CPU4 is less than or equal to the second automatic shutdown voltage threshold V
2conclusion, this CPU4 judges that battery 2 electric weight of mobile terminal 1 are about to exhaust, the dump energy Q of battery 2 only can maintain the of short duration use of user to mobile terminal 1.The data that the various application that this CPU4 is first moving mobile terminal 1 produce are saved in memory module 7, carry out again shutdown programm, make mobile terminal 1 safety shutdown before the electric weight of battery 2 exhausts, to avoid mobile terminal 1 shutdown to occur by force in user's follow-up use procedure, and the generation of this internal components shut down by force to mobile terminal 1 infringement that may cause.
The present invention extends mobile terminal and has following beneficial effect at the method and the mobile terminal that hang down the service time under electric weight:
The present invention can monitor the running status of mobile terminal 1 in real time.During running status at judgement mobile terminal 1 in low electric weight and high power consumption, by the automatic shutdown voltage threshold of mobile terminal 1 by the first automatic shutdown voltage threshold V
1change the second automatic shutdown voltage threshold V into
2, with this avoid mobile terminal 1 because of the supply voltage rapid drawdown of battery 2 to the situation of shutdown in advance below the automatic shutdown voltage threshold of system default.The present invention can be taken full advantage of battery, extends the service time of battery, improves the energy use efficiency of mobile terminal 1, the development trend of having catered to the society energy-saving and emission-reduction.
At the automatic shutdown voltage threshold of mobile terminal 1 by the first automatic shutdown voltage threshold V
1change the second automatic shutdown voltage threshold V into
2after, mobile terminal 1 judges that by CPU4 voltage detection module 6 cell voltage of surveying is greater than the second automatic shutdown voltage threshold V
2, and this cell voltage is less than or equal to the first automatic shutdown voltage threshold V
1the time, show that by display screen 3 the dump energy Q of battery 2 accounts for the number percent of the capacity of this battery 2, be kept in time the task data of carrying out on mobile terminal 1 with reminding user, and mobile terminal 1 is shut down or the related measure such as charging, avoid the generation to the automatic shutdown in the follow-up use procedure of mobile terminal 1 the user.
When mobile terminal 1 of the present invention judges that voltage detection module 6 cell voltage of surveying is lower than this second automatic shutdown voltage threshold V
2the time, carry out power-off operation, make mobile terminal 1 shutdown in advance before the electric weight of battery 2 exhausts, to avoid the shutdown situation by force that may occur at any time in the follow-up use procedure to mobile terminal 1 the user, and the infringement of avoiding this abnormal shutdown may cause the inner member of mobile terminal 1.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. one kind extends the mobile terminal method of the service time under low electric weight, it is characterized in that, comprises the steps:
S1) detect in real time the dump energy (Q) of the battery (2) of mobile terminal (1), and by surveyed dump energy (Q) with default for judging the whether power threshold (Q of the running status in low electric weight of mobile terminal (1)
0) compare;
S2) judging that described dump energy (Q) is lower than described power threshold (Q
0) time, by the power consumption electric current (I) that detects in real time with default for judging whether mobile terminal (1) is operated in the current threshold (I under high power consumption mode
0) compare;
S3) be greater than described current threshold (I at the described power consumption electric current of judgement (I)
0) time, the automatic shutdown voltage threshold that whether voltage for judging battery (2) of mobile terminal (1) is reached to the condition that makes mobile terminal (1) carry out power-off operation by default for judging whether mobile terminal (1) carries out the first automatic shutdown voltage threshold (V of power-off operation under the running status of low electric weight and low-power consumption
1) change into default for judging whether mobile terminal (1) carries out the second automatic shutdown voltage threshold (V of power-off operation under the running status of low electric weight and high power consumption
2).
2. prolongation mobile terminal according to claim 1, in the method for hanging down the service time under electric weight, is characterized in that, also comprises the steps:
S0), before described step S1, set in advance described power threshold (Q
0), described current threshold (I
0), described the first automatic shutdown voltage threshold (V
1) and described the second automatic shutdown voltage threshold (V
2).
3. prolongation mobile terminal according to claim 1, in the method for hanging down the service time under electric weight, is characterized in that, described step S3 also comprises: at the described power consumption electric current of judgement (I), be less than or equal to described current threshold (I
0), and described cell voltage is less than described the first automatic shutdown voltage threshold (V
1) time, mobile terminal (1) is shut down.
4. prolongation mobile terminal according to claim 1, in the method for hanging down the service time under electric weight, is characterized in that, also comprises the steps:
S4) after described step S3, by cell voltage and described the first automatic shutdown voltage threshold (V detected in real time
1) and described the second automatic shutdown voltage threshold (V
2) compare respectively, and be greater than described the second automatic shutdown voltage threshold (V at the described cell voltage of judgement
2) and described cell voltage be less than or equal to described the first automatic shutdown voltage threshold (V
1) time, the information of bouncing out battery (2) electric weight deficiency.
5. prolongation mobile terminal according to claim 4, in the method for hanging down the service time under electric weight, is characterized in that, described step S4 also comprises: at the described cell voltage of judgement, be less than or equal to described the second automatic shutdown voltage threshold (V
2) time, mobile terminal (1) is shut down.
6. a mobile terminal, described mobile terminal comprises battery (2), memory module (7), the CPU(4 be connected with described memory module (7)), with described CPU(4) display screen (3) that is connected, and with described CPU(4) voltage detection module (6) that is connected with described battery (2), it is characterized in that, described mobile terminal also comprises and described CPU(4) the voltameter module (5) that is connected with described battery (2), described memory module (7) stores for judging the whether power threshold (Q of the running status in low electric weight of mobile terminal (1)
0), whether be operated in the current threshold (I under high power consumption mode for judging mobile terminal (1)
0), whether carry out the first automatic shutdown voltage threshold (V of power-off operation for judging mobile terminal (1) under the running status of low electric weight and low-power consumption
1) and for judging whether mobile terminal (1) carries out the second automatic shutdown voltage threshold (V of power-off operation under the running status of low electric weight and high power consumption
2), described voltameter module (5) is for detecting in real time the power consumption electric current (I) of mobile terminal (1) and the dump energy (Q) of described battery (2), described voltage detection module (6) is for detecting in real time the voltage of described battery (2), described CPU(4) for the described voltameter module of judgement (5) the dump energy of surveying (Q) be less than described power threshold (Q
0), and described voltameter module (5) the power consumption electric current of surveying (I) is greater than described current threshold (I
0) time, whether the voltage for judging battery (2) of mobile terminal (1) is reached to the automatic shutdown voltage threshold of the condition that makes mobile terminal (1) carry out power-off operation by described the first automatic shutdown voltage threshold (V
1) change into described the second automatic shutdown voltage threshold (V
2).
7. mobile terminal according to claim 6, is characterized in that, described the first automatic shutdown voltage threshold (V
1) be greater than described the second automatic shutdown voltage threshold (V
2).
8. mobile terminal according to claim 6, is characterized in that, described CPU(4) also at judgement described voltage detection module (6) cell voltage of surveying, being greater than described the second automatic shutdown voltage threshold (V
2), and this cell voltage is less than or equal to described the first automatic shutdown voltage (V
1) time, show the information of the electric weight deficiency of battery (2) by described display screen (3), and at judgement described voltage detection module (6) cell voltage of surveying, being less than or equal to described the second automatic shutdown voltage threshold (V
2) time, the operation shutdown programm, make mobile terminal (1) shutdown.
9. mobile terminal according to claim 8, is characterized in that, the dump energy that described information is described battery (2) accounts for the number percent of the capacity of described battery (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310360351.9A CN103440029B (en) | 2013-08-16 | 2013-08-16 | Extend method and the mobile terminal of the service time of mobile terminal under low electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310360351.9A CN103440029B (en) | 2013-08-16 | 2013-08-16 | Extend method and the mobile terminal of the service time of mobile terminal under low electricity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103440029A true CN103440029A (en) | 2013-12-11 |
| CN103440029B CN103440029B (en) | 2015-12-09 |
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| CN201310360351.9A Expired - Fee Related CN103440029B (en) | 2013-08-16 | 2013-08-16 | Extend method and the mobile terminal of the service time of mobile terminal under low electricity |
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| CN108874111B (en) * | 2018-05-31 | 2021-01-08 | 维沃移动通信有限公司 | Battery over-discharge protection control method and mobile terminal |
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