CN103051027A - Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures - Google Patents
Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures Download PDFInfo
- Publication number
- CN103051027A CN103051027A CN2012105733226A CN201210573322A CN103051027A CN 103051027 A CN103051027 A CN 103051027A CN 2012105733226 A CN2012105733226 A CN 2012105733226A CN 201210573322 A CN201210573322 A CN 201210573322A CN 103051027 A CN103051027 A CN 103051027A
- Authority
- CN
- China
- Prior art keywords
- charging
- battery
- voltage
- current
- battery temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 28
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract 2
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 230000000630 rising effect Effects 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000036647 reaction Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 101001139126 Homo sapiens Krueppel-like factor 6 Proteins 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
- H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a mobile terminal and a charging method and a charging system for charging the mobile terminal at different temperatures. The charging method comprises the following steps of: during battery charging of the mobile terminal, detecting the voltage value of a battery temperature monitoring input end where a charging circuit of the mobile terminal is connected with a thermal resistor of a battery in real time, and inquiring a pre-stored relation table of the voltage values of the battery temperature monitoring input end and battery temperatures to obtain a current battery temperature; inquiring a pre-stored relation table of battery temperatures, charging voltages and charging currents according to the current battery temperature, finding a charging voltage and a charging current which correspond to the current battery temperature from the relation table of battery temperatures, charging voltages and charging currents, and correspondingly setting as a current charging voltage and a current charging current; and after a battery is fully charged, charging the battery by adjusting the charging voltage and the charging current according to different battery temperatures, so that the battery is protected, and the service life of the battery is prolonged; and an implementation method is simple, the method and the system are implemented through software, and the cost is low.
Description
Technical field
The present invention relates to mobile terminal device, in particular the charging method and charging system and the portable terminal that under different temperatures, charge of a kind of movement-based terminal.
Background technology
At present, along with the development of mobile phone and other electronic product, for environment for use, useful life and the fail safe of lithium ion battery more and more higher demand has been arranged.In order to shorten the charging interval as far as possible, generally adopt quick charge for lithium ion cell charging at present.
Existing fairly simple to the charging modes of lithium ion cell charging, generally be divided into two stages: first constant current charge, change constant voltage charge into near cut-ff voltage the time until charge and finish, do not consider temperature factor.Under different temperature, existing charging modes can bring different impacts to battery, and particularly the quick charge meeting brings the impact that can't recover to battery under limiting temperature.The lithium ion charging temperature that manufacturer is recommended is 0 ℃ to 45 ℃, and in some very hot areas, battery temperature is higher than 45 ℃ and causes stopping charging, makes troubles for the higher regional user of part temperature.And cell reaction is violent when charging under hot environment, the heat that reaction occurs raises battery temperature, and the temperature rising impels cell reaction to accelerate, when temperature surpasses some point, solvent is volatile, side reaction increases, and the gas that solvent vapo(u)r and reaction generate forms very high pressure, probably blasts.Existing charging modes is simple, and the performance of battery that its charging voltage and charging current have arranged undue influence is brought greatly inconvenience to the user.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, defects for prior art, the charging method and charging system and the portable terminal that provide a kind of movement-based terminal under different temperatures, to charge, it is simple to be intended to solve existing portable terminal charging modes, and the performance that has greatly affected battery has been brought the problem of bad impact for the user.
The technical scheme that technical solution problem of the present invention adopts is as follows:
The charging method that a kind of movement-based terminal is charged under different temperatures wherein, may further comprise the steps:
Whether A, portable terminal detect battery in charging;
B, detect battery in when charging when portable terminal, the magnitude of voltage of the battery temperature monitor input terminal that the real-time charging circuit that detects portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature;
C, according to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current;
Whether D, detection battery are full of; When the battery underfill, return step B; When battery is full of, the control complete charge.
The charging method that above-mentioned movement-based terminal is charged under different temperatures wherein, between described steps A and the B, also comprises step:
B1, portable terminal detect the magnitude of voltage of the ID resistance of battery and identify the type of battery, and the charge cutoff voltage in the charging process is set.
The charging method that above-mentioned movement-based terminal is charged under different temperatures, wherein, described step B1 specifically comprises:
The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the first predetermined voltage range, and described battery is the 4.2V battery, and its cut-ff voltage is 4.2V; The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the second predetermined voltage range, and described battery is the 4.35V battery, and its cut-ff voltage is 4.35V.
The charging method that above-mentioned movement-based terminal is charged under different temperatures, wherein, described step C specifically comprises:
When portable terminal detects battery and is the 4.2V battery, according to current battery temperature, inquire about the battery temperature of pre-stored 4.2V battery and the relation table of charging voltage and charging current, correspondingly change current charging voltage and charging current to the charging of 4.2V battery;
When portable terminal detects battery and is the 4.35V battery, according to current battery temperature, inquire about the battery temperature of pre-stored 4.35V battery and the relation table of charging voltage and charging current, corresponding change current charging voltage and charging current to the charging of 4.35V battery.
The charging method that above-mentioned movement-based terminal is charged under different temperatures, wherein, described the first predetermined voltage range is 50-150mV; Described the second predetermined voltage range is 600-700mV.
The charging method that above-mentioned movement-based terminal is charged under different temperatures is characterized in that, also comprises before described steps A:
The peak of the charging temperature of A0, battery is set to 60 ℃.
The charging system that a kind of movement-based terminal is charged under different temperatures wherein, comprising:
Whether first detection module is charging for detection of the battery in the portable terminal;
The pre-stored module is used for the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, and the relation table of pre-stored battery temperature and charging voltage and charging current;
The second detection module, be used for detecting in real time the magnitude of voltage of the battery temperature monitor input terminal that the charging circuit of portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature;
Module is set, be used for according to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current;
Whether the 3rd detection module is full of for detection of battery.
The charging system that above-mentioned movement-based terminal is charged under different temperatures wherein, also comprises:
The 4th detection module, the magnitude of voltage that is used for the battery ID end of portable terminal is identified the type of battery, judges that described battery is 4.2V battery or 4.35 batteries; Described the charge cutoff voltage that module also is used for arranging the battery charging process of portable terminal is set.
The charging system that above-mentioned movement-based terminal is charged under different temperatures, wherein, described pre-stored module also is used for the battery temperature of storage 4.2V battery and the relation table of charging voltage and charging current, and the battery temperature of 4.35V battery and the relation table of charging voltage and charging current.
A kind of portable terminal wherein, comprises the charging system that above-mentioned movement-based terminal is charged under different temperatures.
Charging method and charging system and portable terminal that a kind of movement-based terminal provided by the present invention is charged under different temperatures; effectively solved under different temperatures the problem that battery performance that the lithium ion cell charging to portable terminal causes reduces; by coming battery is charged according to different battery temperature adjusting charging voltage and charging current; thereby protected battery; prolonged the useful life of battery; its implementation is simple, realizes that by software cost is lower.
Description of drawings
Fig. 1 is the flow chart of charging method the first embodiment of charging under different temperatures of movement-based terminal provided by the invention.
Fig. 2 is the flow chart of charging method the second embodiment of charging under different temperatures of movement-based terminal provided by the invention.
Fig. 3 is the structured flowchart of charging system the first embodiment of charging under different temperatures of movement-based terminal provided by the invention.
Fig. 4 is the structured flowchart of charging system the second embodiment of charging under different temperatures of movement-based terminal provided by the invention.
Embodiment
The invention provides charging method and charging system and portable terminal that a kind of movement-based terminal is charged under different temperatures, for making purpose of the present invention, technical scheme and advantage clearer, clear and definite, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 1, Fig. 1 is the flow chart of charging method the first embodiment of charging under different temperatures of movement-based terminal provided by the invention, may further comprise the steps:
Whether step S100, portable terminal detect battery in charging;
Step S200, detect battery in when charging when portable terminal, the magnitude of voltage of the battery temperature monitor input terminal that the real-time charging circuit that detects portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature;
Step S300, according to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current;
Whether step S400, detection battery are full of; When the battery underfill, return step S200; When battery is full of, the control complete charge.
Below in conjunction with specific embodiment above-mentioned steps is described in detail.
In step S100, whether whether portable terminal detects battery in charging, namely have charger that the battery in the portable terminal is being charged.When battery did not have in charging, software kept wait, not triggering following flow process.When battery in when charging, software triggers, and enters follow-up flow process.
In step S200, the magnitude of voltage of the battery temperature monitor input terminal VBAT_TEMP that the real-time charging circuit that detects portable terminal links to each other with the thermistor of battery, automatically inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal VBAT_TEMP and the relation table of battery temperature, thereby draw current battery temperature.Specifically, its operation principle is as follows: described battery temperature is the charging temperature of battery namely, in the process of charging, the temperature of battery can constantly change, the thermistor of the battery temperature monitor input terminal VBAT_TEMP series connected battery of the charging circuit of portable terminal, because the resistance of thermistor along with the rising two of temperature reduces, causes the magnitude of voltage of battery temperature monitor input terminal VBAT_TEMP also can be along with change.When practical application, described thermistor is that the resistance of NTC resistance is 10K ohm, and the magnitude of voltage of the dividing potential drop of software measurement battery temperature monitor input terminal VBAT_TEMP just can be judged battery temperature.The magnitude of voltage of described battery temperature monitor input terminal and the relation table of battery temperature, to draw by a large amount of experiment measurings, for example can be when repeatedly measuring different temperatures in the charging process corresponding magnitude of voltage, then be averaging, thereby draw described relation table.As shown in table 1 below, the magnitude of voltage of the battery temperature monitor input terminal of the charging method that table 1 charges under different temperatures for movement-based terminal provided by the invention and the relation table of battery temperature.
Table 1
As can be seen from Table 1, when magnitude of voltage was 1.351V, battery temperature was 0 ℃; When magnitude of voltage was 0.912V, battery temperature was 30 ℃; When magnitude of voltage was 0.722V, battery temperature was 45 ℃.It should be noted that, the magnitude of voltage of the monitor input terminal of battery temperature shown in the table 1 VBAT_TEMP and the relation of battery temperature are a kind of examples, those of ordinary skills can arrange or change according to actual needs, perhaps with the more refinement of both corresponding relations, such as the every rising of temperature just corresponding magnitude of voltage once.
Further, before described step S100, also comprise: the peak of the charging temperature of battery is made as 60 ℃.Because the charging temperature of lithium battery is generally 0 ℃-45 ℃, the present invention is adjusted into 0 ℃-60 ℃ with its scope, thereby greatly facilitate user's use, particularly made things convenient for the user's in the higher area of temperature use, occur situation about can't charge because temperature is higher when preventing from normally using.As shown in Figure 2, when magnitude of voltage was 0.669V, battery temperature was 50 ℃; When magnitude of voltage was 0.576V, battery temperature was 60 ℃.
In step S300, according to the current battery temperature that draws, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current.Namely find out in relation table under different temperatures the charging voltage value of battery charging and the current value of charging current, the charging voltage of battery and charging current correspondence are set to charging voltage corresponding to different temperatures and charging current.Wherein, the relation table of described battery temperature and charging voltage and charging current, to draw by a large amount of experiment measurings, for example can be when repeatedly measuring different battery temperature in the charging process magnitude of voltage of corresponding charging voltage and the current value of charging current, then be averaging, thereby draw described relation table.
In step S400, after the charging voltage and charging current adjusted the battery charging, along with charging is carried out, battery temperature also can change, when the battery underfill, return step S200, continue to detect the magnitude of voltage of battery temperature monitor input terminal VBAT_TEMP, draw current battery temperature, adjust again its charging current and charging voltage; When battery is full of, the control complete charge, namely until battery is full of, i.e. charging is finished.
The charging method that movement-based terminal provided by the invention is charged under different temperatures, so that in the charging process of battery, can be according to charging voltage and the charging current of the adaptive adjustment of different temperature to battery, thus protected battery, prolonged the life-span; Play the effect of the control internal resistance of cell and thickness, namely reduced battery bulging phenomenon.
Further, between described step S100 and S200, also comprise: step S210, portable terminal detect the magnitude of voltage of the ID resistance of battery and identify the type of battery, and the charge cutoff voltage in the charging process is set.Like this, by identifying in advance the type of battery, thereby adopt different charging voltages and charging current to come this battery charging has been improved compatibility greatly.
Further, described step S210 specifically comprises: the magnitude of voltage of ID resistance that detects battery when portable terminal is during in the first predetermined voltage range, and described battery is the 4.2V battery, and its cut-ff voltage is 4.2V; The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the second predetermined voltage range, and described battery is the 4.35V battery, and its cut-ff voltage is 4.35V.
Specifically, described portable terminal is the Mobile portable equipments such as mobile phone or panel computer, particularly with the portable terminal of lithium ion battery as power supply.This sentences mobile phone is example, describes.Cell phone lithium-ion batteries have two kinds, a kind of charge cutoff voltage is 4.2V, is the 4.2V battery; Another charge cutoff voltage 4.35V is the 4.35V battery.4.2V battery has respectively different ID resistance with the 4.35V battery, the magnitude of voltage VBAT_ID of ID resistance by the identification battery, judge that the battery in the portable terminal is 4.2V battery or 4.35V battery, thereby the corresponding charge cutoff voltage that battery is set, prevent from using 4.35V voltage to 4.2V battery charging, thereby avoid occuring situation that the 4.2V battery is overcharged.Preferably, described the first predetermined voltage range is 50-150mV; Described the second predetermined voltage range is 600-700mV.When practical application, because the ID resistance that uses on the current battery mostly is greatly the resistance of 10K and 100K, the magnitude of voltage VBAT_ID of the ID resistance of battery is respectively 98mV and 657mV.Different batteries just can effectively be identified, correctly be distinguished to the magnitude of voltage of the ID resistance by detecting battery like this.
Further, the magnitude of voltage of ID resistance that detects battery when portable terminal is during in the first predetermined voltage range, be that battery in the portable terminal is when being the 4.2V battery, described step S300 specifically comprises: according to current battery temperature, inquire about the battery temperature of pre-stored 4.2V battery and the relation table of charging voltage and charging current, corresponding change current charging voltage and charging current to the charging of 4.2V battery.The battery temperature of the 4.2V battery of the charging method that following table 2 is charged under different temperatures for movement-based terminal provided by the invention and the relation table of charging voltage and charging current.
Table 2
As shown in table 2, work as current battery temperature, be that charging temperature is between 0 ℃-10 ℃ or between 10 ℃-45 ℃ the time, corresponding charging voltage and charging current are as shown in table 2, and (magnitude of voltage shown in the figure and current value are a scope, this is can a little fluctuate because of magnitude of voltage in charging process and current value, can not keep definitely constant, not do too much explanation herein), read charging voltage and charging current that corresponding parameter value and magnitude of voltage and current value are set to current battery.
The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the second predetermined voltage range, be that battery in the portable terminal is when being the 4.35V battery, described step S300 specifically comprises: when portable terminal detects battery and is the 4.35V battery, according to current battery temperature, inquire about the battery temperature of pre-stored 4.35V battery and the relation table of charging voltage and charging current, corresponding change current charging voltage and charging current to the charging of 4.35V battery.As shown in table 3 below, the battery temperature of the 4.35V battery of the charging method that table 3 charges under different temperatures for movement-based terminal provided by the invention and the relation table of charging voltage and charging current.
Table 3
As can be seen from Table 3, when current battery temperature, be charging temperature between 0 ℃-10 ℃ or between 10 ℃-45 ℃ the time, corresponding charging voltage and charging current are as shown in table 3, read charging voltage and charging current that corresponding parameter value and magnitude of voltage and current value are set to current battery.
It should be noted that; the relation table of battery temperature shown in table 2 and the table 3 and charging voltage and charging current is a kind of preferred implementation wherein; those of ordinary skills can arrange or change to better parameter according to actual needs; perhaps with the more refinement of both corresponding relations; once just a corresponding magnitude of voltage and current value of the every rising of temperature for example; all these improvement and conversion all should belong to the protection range of claims of the present invention, do not do too much description herein.
Please further consult table 2 and table 3, when the relation table of described battery temperature and charging voltage and charging current also comprises 45 ℃-60 ℃ of temperature ranges, the magnitude of voltage of corresponding charging voltage.Like this, so that the temperature scope of application of lithium ion battery has obtained expansion, made things convenient for the user in the higher area of temperature to use; And exceed the scope of application of existing lithium ion battery at this, also adjust charging voltage and charging current according to the charging temperature correspondence of battery, so that battery after charging temperature exceeds 45 ℃, also can guarantee trouble free service.
See also Fig. 2, Fig. 2 is the flow chart of charging method the second embodiment of charging under different temperatures of movement-based terminal provided by the invention, and its flow process is as follows: step ST0, beginning; Whether step ST1, detection battery be in charging; When being, change step ST2 over to; When being no, change step ST3 over to.Step ST2, check the magnitude of voltage VBAT_ID of the ID resistance of battery, when magnitude of voltage during at the second preset range, such as during 657mV, enter step ST4; When magnitude of voltage during at the first preset range, such as during 98mV, enter step ST5.ST4, cut-ff voltage is set is 4.35V, changes step ST6 over to.The magnitude of voltage of the dividing potential drop of ST6, detection battery temperature monitor input terminal VBAT_TEMP, the relation table according to magnitude of voltage and temperature draws battery temperature; Change again step ST7 over to.ST7, according to current battery temperature, the battery temperature of inquiry 4.35V battery and the relation table of charging voltage and charging current, its correspondence is set to current charging voltage and charging current; Changing step ST8 over to.Whether ST8, detection battery are full of; When the battery underfill, return step ST6, namely continue the magnitude of voltage of the dividing potential drop of detection battery temperature monitor input terminal VBAT_TEMP, the relation table according to magnitude of voltage and temperature draws current battery temperature; When battery is full of, change step ST12 over to, battery is full of, i.e. and charging is finished.Step ST5, cut-ff voltage is set is 4.2V, changes step ST9 over to.The magnitude of voltage of the dividing potential drop of ST9, detection battery temperature monitor input terminal VBAT_TEMP, the relation table according to magnitude of voltage and temperature draws battery temperature; Change again step ST10 over to.ST10, according to current battery temperature, the battery temperature of inquiry 4.2V battery and the relation table of charging voltage and charging current, its correspondence is set to current charging voltage and charging current; Changing step ST11 over to.Whether ST11, detection battery are full of; When the battery underfill, return step ST9, namely continue the magnitude of voltage of the dividing potential drop of detection battery temperature monitor input terminal VBAT_TEMP, the relation table according to magnitude of voltage and temperature draws current battery temperature; When battery is full of, change step ST12 over to, i.e. charging is finished.ST12, battery are full of, i.e. charging is finished.Software enters wait state, waits for next time charging.
Based on the charging method that above-mentioned portable terminal charges under different temperatures, the charging system that the present invention also provides a kind of movement-based terminal to charge under different temperatures as shown in Figure 3, comprising:
Whether first detection module 110 is charging for detection of the battery in the portable terminal; Specifically as mentioned above.
The second detection module 130, be used for detecting in real time the magnitude of voltage of the battery temperature monitor input terminal that the charging circuit of portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature; Specifically as mentioned above.
Whether the 3rd detection module 150 is full of for detection of battery; Specifically as mentioned above.
Further, as shown in Figure 4, described charging system also comprises: the 4th detection module 160, and the magnitude of voltage that is used for the battery ID end of portable terminal is identified the type of battery, judges that described battery is 4.2V battery or 4.35 batteries; Described the charge cutoff voltage that module also is used for arranging the battery charging process of portable terminal is set; Specifically as mentioned above.
Further, described pre-stored module 120 also is used for the battery temperature of storage 4.2V battery and the relation table of charging voltage and charging current, and the battery temperature of 4.35V battery and the relation table of charging voltage and charging current.
Based on the charging system that above-mentioned portable terminal charges under different temperatures, the present invention also provides a kind of portable terminal, comprises above-mentioned charging system.
Portable terminal of the present invention is not limited to mobile phone, also can be used for other portable terminals of computer, digital camera etc.
In sum, charging method and charging system and portable terminal that a kind of movement-based terminal provided by the invention is charged under different temperatures, by when the battery to the portable terminal inspection charges, the magnitude of voltage of the battery temperature monitor input terminal that the real-time charging circuit that detects portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature; According to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current; Whether detect battery is full of again; When the battery underfill, continue to detect the magnitude of voltage of battery temperature monitor input terminal, draw current battery temperature, more corresponding charging voltage and the charging current adjusted; When battery is full of, the control complete charge; Come the battery charging by regulate charging voltage and charging current according to different battery temperatures, thereby protected battery, prolonged the useful life of battery, its implementation is simple, realizes that by software cost is lower.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. the charging method that the movement-based terminal is charged under different temperatures is characterized in that, may further comprise the steps:
Whether A, portable terminal detect battery in charging;
B, detect battery in when charging when portable terminal, the magnitude of voltage of the battery temperature monitor input terminal that the real-time charging circuit that detects portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature;
C, according to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current;
Whether D, detection battery are full of; When the battery underfill, return step B; When battery is full of, the control complete charge.
2. the movement-based terminal according to claim 1 charging method of charging under different temperatures is characterized in that, between described steps A and the B, also comprises step:
B1, portable terminal detect the magnitude of voltage of the ID resistance of battery and identify the type of battery, and the charge cutoff voltage in the charging process is set.
3. the movement-based terminal according to claim 2 charging method of charging under different temperatures is characterized in that described step B1 specifically comprises:
The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the first predetermined voltage range, and described battery is the 4.2V battery, and its cut-ff voltage is 4.2V; The magnitude of voltage of ID resistance that detects battery when portable terminal is during in the second predetermined voltage range, and described battery is the 4.35V battery, and its cut-ff voltage is 4.35V.
4. the movement-based terminal according to claim 3 charging method of charging under different temperatures is characterized in that described step C specifically comprises:
When portable terminal detects battery and is the 4.2V battery, according to current battery temperature, inquire about the battery temperature of pre-stored 4.2V battery and the relation table of charging voltage and charging current, correspondingly change current charging voltage and charging current to the charging of 4.2V battery;
When portable terminal detects battery and is the 4.35V battery, according to current battery temperature, inquire about the battery temperature of pre-stored 4.35V battery and the relation table of charging voltage and charging current, corresponding change current charging voltage and charging current to the charging of 4.35V battery.
5. the movement-based terminal according to claim 3 charging method of charging under different temperatures is characterized in that described the first predetermined voltage range is 50-150mV; Described the second predetermined voltage range is 600-700mV.
6. the movement-based terminal according to claim 1 charging method of charging under different temperatures is characterized in that, also comprises before described steps A:
The peak of the charging temperature of A0, battery is set to 60 ℃.
7. the charging system that the movement-based terminal is charged under different temperatures is characterized in that, comprising:
Whether first detection module is charging for detection of the battery in the portable terminal;
The pre-stored module is used for the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, and the relation table of pre-stored battery temperature and charging voltage and charging current;
The second detection module, be used for detecting in real time the magnitude of voltage of the battery temperature monitor input terminal that the charging circuit of portable terminal links to each other with the thermistor of battery, inquire about the magnitude of voltage of pre-stored battery temperature monitor input terminal and the relation table of battery temperature, draw current battery temperature;
Module is set, be used for according to current battery temperature, inquire about pre-stored battery temperature and the relation table of charging voltage and charging current, and find out charging voltage and the charging current corresponding with described current battery temperature from described battery temperature and the relation table of charging voltage and charging current, correspondence is set to current charging voltage and charging current;
Whether the 3rd detection module is full of for detection of battery.
8. the charging system that charges under different temperatures of movement-based terminal according to claim 7 is characterized in that, also comprises:
The 4th detection module, the magnitude of voltage that is used for the battery ID end of portable terminal is identified the type of battery, judges that described battery is 4.2V battery or 4.35 batteries; Described the charge cutoff voltage that module also is used for arranging the battery charging process of portable terminal is set.
9. the charging system that under different temperatures, charges of movement-based terminal according to claim 8, it is characterized in that, described pre-stored module also is used for the battery temperature of storage 4.2V battery and the relation table of charging voltage and charging current, and the battery temperature of 4.35V battery and the relation table of charging voltage and charging current.
10. a portable terminal is characterized in that, comprises the charging system that the described movement-based terminal of power 7 to 9 any one is charged under different temperatures.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573322.6A CN103051027B (en) | 2012-12-26 | 2012-12-26 | Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures |
| PCT/CN2013/080628 WO2014101415A1 (en) | 2012-12-26 | 2013-08-01 | Mobile terminal, charging method and charging system for charging the mobile terminal in different temperatures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210573322.6A CN103051027B (en) | 2012-12-26 | 2012-12-26 | Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103051027A true CN103051027A (en) | 2013-04-17 |
| CN103051027B CN103051027B (en) | 2015-04-22 |
Family
ID=48063575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210573322.6A Active CN103051027B (en) | 2012-12-26 | 2012-12-26 | Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103051027B (en) |
| WO (1) | WO2014101415A1 (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014101415A1 (en) * | 2012-12-26 | 2014-07-03 | Tcl通讯（宁波）有限公司 | Mobile terminal, charging method and charging system for charging the mobile terminal in different temperatures |
| CN105207337A (en) * | 2015-09-02 | 2015-12-30 | 昆山龙腾光电有限公司 | Electronic device |
| CN105337321A (en) * | 2014-07-01 | 2016-02-17 | 苏州宝时得电动工具有限公司 | Charging management system and power tool |
| CN105471002A (en) * | 2014-08-21 | 2016-04-06 | 深圳富泰宏精密工业有限公司 | Quick charging system and quick charging method |
| CN105977563A (en) * | 2016-06-28 | 2016-09-28 | 努比亚技术有限公司 | Charging method, charging equipment and terminal |
| CN106569139A (en) * | 2016-11-01 | 2017-04-19 | 惠州Tcl移动通信有限公司 | Method and system for dynamically controlling reading of battery temperature through mobile terminal |
| WO2017147791A1 (en) * | 2016-03-01 | 2017-09-08 | 广东欧珀移动通信有限公司 | Charging method, adapter, mobile terminal and charging system |
| CN107612075A (en) * | 2017-09-27 | 2018-01-19 | 宁德时代新能源科技股份有限公司 | Battery charging method, device, equipment and storage medium |
| CN107612076A (en) * | 2017-09-27 | 2018-01-19 | 宁德时代新能源科技股份有限公司 | Battery charging method, device, equipment and storage medium |
| CN109860744A (en) * | 2018-12-20 | 2019-06-07 | 重庆小康工业集团股份有限公司 | Battery system fast charging method and system |
| CN110460130A (en) * | 2019-08-26 | 2019-11-15 | 北京字节跳动网络技术有限公司 | Charging method, device, system, terminal and storage medium |
| CN111181214A (en) * | 2020-01-19 | 2020-05-19 | 威海安屯尼智能电子科技有限公司 | Charging method of lithium ion charger based on temperature detection |
| WO2020097917A1 (en) * | 2018-11-16 | 2020-05-22 | 深圳市欢太科技有限公司 | Charging method and apparatus, mobile terminal, and computer-readable storage medium |
| CN112202219A (en) * | 2020-09-21 | 2021-01-08 | 重庆蓝岸通讯技术有限公司 | Intercom high-capacity battery charging device and charging method |
| WO2021013258A1 (en) * | 2019-07-25 | 2021-01-28 | Oppo广东移动通信有限公司 | Device to be charged, wireless charging method and system |
| WO2021017294A1 (en) * | 2019-07-30 | 2021-02-04 | 苏州科瓴精密机械科技有限公司 | Machine control method |
| CN112821506A (en) * | 2021-02-02 | 2021-05-18 | 惠州Tcl移动通信有限公司 | Mobile terminal charging control method and device, storage medium and mobile terminal |
| CN113258150A (en) * | 2020-02-12 | 2021-08-13 | 北京小米移动软件有限公司 | Charging method and device, electronic equipment and computer readable storage medium |
| CN113437778A (en) * | 2021-07-22 | 2021-09-24 | 深圳市正浩创新科技股份有限公司 | Multi-battery pack charging management method and device, energy storage equipment and readable storage medium |
| CN113991811A (en) * | 2021-12-23 | 2022-01-28 | 苏州浪潮智能科技有限公司 | Intelligent charging management system and method for backup battery unit |
| CN115276166A (en) * | 2022-08-03 | 2022-11-01 | 北京雷石天地电子技术有限公司 | Microphone charging device, microphone charging method, storage medium and vehicle-mounted microphone |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230076B (en) * | 2016-09-21 | 2019-03-01 | 维沃移动通信有限公司 | A kind of charging method and mobile terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060197498A1 (en) * | 2005-03-07 | 2006-09-07 | Constantin Bucur | Battery state monitoring circuitry with low power consumption during a stand-by-state of a battery pack |
| CN201303364Y (en) * | 2008-04-22 | 2009-09-02 | 中兴通讯股份有限公司 | Temperature monitoring module of mobile terminal battery and high-temperature monitoring circuit of mobile terminal battery |
| CN102044886A (en) * | 2009-10-19 | 2011-05-04 | 财团法人工业技术研究院 | Charging device with multi-type battery identification function and charging method |
| CN102544609A (en) * | 2010-12-31 | 2012-07-04 | 中国移动通信集团甘肃有限公司 | Charging control method and system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142129A (en) * | 1995-07-31 | 1997-02-05 | 云辰电子开发股份有限公司 | Detection, charging method and device of intelligent battery regenerator |
| JP3663576B2 (en) * | 1999-06-14 | 2005-06-22 | デンセイ・ラムダ株式会社 | Battery charge voltage temperature correction circuit |
| CN1118916C (en) * | 1999-10-18 | 2003-08-20 | 神基科技股份有限公司 | Charging control device and charging control method |
| JP2006166641A (en) * | 2004-12-08 | 2006-06-22 | Hitachi Koki Co Ltd | Charger |
| WO2007122787A1 (en) * | 2006-03-24 | 2007-11-01 | Nec Corporation | Charging system, charging control program, and portable terminal |
| CN103051027B (en) * | 2012-12-26 | 2015-04-22 | Tcl通讯（宁波）有限公司 | Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures |
-
2012
- 2012-12-26 CN CN201210573322.6A patent/CN103051027B/en active Active
-
2013
- 2013-08-01 WO PCT/CN2013/080628 patent/WO2014101415A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060197498A1 (en) * | 2005-03-07 | 2006-09-07 | Constantin Bucur | Battery state monitoring circuitry with low power consumption during a stand-by-state of a battery pack |
| CN201303364Y (en) * | 2008-04-22 | 2009-09-02 | 中兴通讯股份有限公司 | Temperature monitoring module of mobile terminal battery and high-temperature monitoring circuit of mobile terminal battery |
| CN102044886A (en) * | 2009-10-19 | 2011-05-04 | 财团法人工业技术研究院 | Charging device with multi-type battery identification function and charging method |
| CN102544609A (en) * | 2010-12-31 | 2012-07-04 | 中国移动通信集团甘肃有限公司 | Charging control method and system |
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014101415A1 (en) * | 2012-12-26 | 2014-07-03 | Tcl通讯（宁波）有限公司 | Mobile terminal, charging method and charging system for charging the mobile terminal in different temperatures |
| CN105337321A (en) * | 2014-07-01 | 2016-02-17 | 苏州宝时得电动工具有限公司 | Charging management system and power tool |
| CN105471002A (en) * | 2014-08-21 | 2016-04-06 | 深圳富泰宏精密工业有限公司 | Quick charging system and quick charging method |
| CN105207337A (en) * | 2015-09-02 | 2015-12-30 | 昆山龙腾光电有限公司 | Electronic device |
| US10084333B2 (en) | 2016-03-01 | 2018-09-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Charging method, power adapter, mobile terminal, and charging system |
| WO2017147791A1 (en) * | 2016-03-01 | 2017-09-08 | 广东欧珀移动通信有限公司 | Charging method, adapter, mobile terminal and charging system |
| CN105977563A (en) * | 2016-06-28 | 2016-09-28 | 努比亚技术有限公司 | Charging method, charging equipment and terminal |
| CN106569139A (en) * | 2016-11-01 | 2017-04-19 | 惠州Tcl移动通信有限公司 | Method and system for dynamically controlling reading of battery temperature through mobile terminal |
| US10742058B2 (en) | 2017-09-27 | 2020-08-11 | Contemporary Amperex Technology Co., Limited | Method, apparatus, and device for charging a battery and storage medium |
| CN107612076A (en) * | 2017-09-27 | 2018-01-19 | 宁德时代新能源科技股份有限公司 | Battery charging method, device, equipment and storage medium |
| CN107612075A (en) * | 2017-09-27 | 2018-01-19 | 宁德时代新能源科技股份有限公司 | Battery charging method, device, equipment and storage medium |
| CN112771751A (en) * | 2018-11-16 | 2021-05-07 | 深圳市欢太科技有限公司 | Charging method, charging device, mobile terminal and computer-readable storage medium |
| WO2020097917A1 (en) * | 2018-11-16 | 2020-05-22 | 深圳市欢太科技有限公司 | Charging method and apparatus, mobile terminal, and computer-readable storage medium |
| CN109860744A (en) * | 2018-12-20 | 2019-06-07 | 重庆小康工业集团股份有限公司 | Battery system fast charging method and system |
| WO2021013258A1 (en) * | 2019-07-25 | 2021-01-28 | Oppo广东移动通信有限公司 | Device to be charged, wireless charging method and system |
| WO2021017294A1 (en) * | 2019-07-30 | 2021-02-04 | 苏州科瓴精密机械科技有限公司 | Machine control method |
| CN110460130A (en) * | 2019-08-26 | 2019-11-15 | 北京字节跳动网络技术有限公司 | Charging method, device, system, terminal and storage medium |
| CN110460130B (en) * | 2019-08-26 | 2022-06-21 | 北京字节跳动网络技术有限公司 | Charging method, device, system, terminal and storage medium |
| CN111181214A (en) * | 2020-01-19 | 2020-05-19 | 威海安屯尼智能电子科技有限公司 | Charging method of lithium ion charger based on temperature detection |
| CN113258150A (en) * | 2020-02-12 | 2021-08-13 | 北京小米移动软件有限公司 | Charging method and device, electronic equipment and computer readable storage medium |
| CN113258150B (en) * | 2020-02-12 | 2022-11-08 | 北京小米移动软件有限公司 | Charging method and device, electronic equipment and computer readable storage medium |
| CN112202219A (en) * | 2020-09-21 | 2021-01-08 | 重庆蓝岸通讯技术有限公司 | Intercom high-capacity battery charging device and charging method |
| CN112821506A (en) * | 2021-02-02 | 2021-05-18 | 惠州Tcl移动通信有限公司 | Mobile terminal charging control method and device, storage medium and mobile terminal |
| CN112821506B (en) * | 2021-02-02 | 2023-10-20 | 山东奥德智慧新能源有限公司 | Mobile terminal charging control method and device, storage medium and mobile terminal |
| CN113437778A (en) * | 2021-07-22 | 2021-09-24 | 深圳市正浩创新科技股份有限公司 | Multi-battery pack charging management method and device, energy storage equipment and readable storage medium |
| WO2023001214A1 (en) * | 2021-07-22 | 2023-01-26 | 深圳市正浩创新科技股份有限公司 | Multi-battery-pack charging management method and apparatus, and energy storage device |
| CN113991811A (en) * | 2021-12-23 | 2022-01-28 | 苏州浪潮智能科技有限公司 | Intelligent charging management system and method for backup battery unit |
| CN115276166A (en) * | 2022-08-03 | 2022-11-01 | 北京雷石天地电子技术有限公司 | Microphone charging device, microphone charging method, storage medium and vehicle-mounted microphone |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014101415A1 (en) | 2014-07-03 |
| CN103051027B (en) | 2015-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103051027A (en) | Mobile terminal and charging method and charging system for charging mobile terminal at different temperatures | |
| TWI747009B (en) | Battery control apparatus and method for detecting internal short of battery | |
| US8203312B2 (en) | Battery pack and control method | |
| EP3051622B1 (en) | Universal rechargeable battery constituted by employing lithium-ion battery and control method | |
| US20170207651A1 (en) | Battery controlling apparatus and method for controlling battery | |
| US9312712B2 (en) | Method and system for controlling charging parameters of a battery using a plurality of temperature ranges and counters and parameter sets | |
| CN101504996B (en) | Charging apparatus and charging method | |
| CN101164216B (en) | Circuit and chip for protecting battery, method of manufacturing the same and battery pack having the same | |
| US10277052B2 (en) | Controlling power delivery to a battery | |
| CN112448434B (en) | Charging control method and charging control device | |
| KR101288302B1 (en) | Battery pack, and controlling method thereof | |
| CN111009948A (en) | Lithium battery protection board capable of actively adjusting charging and discharging current and current adjusting mode thereof | |
| CN116885319B (en) | Temperature control method and system for lithium ion battery | |
| US11942814B2 (en) | Smart battery device and operation method thereof | |
| KR102073190B1 (en) | Battery pack and controlling method of the same | |
| CN105425158B (en) | A kind of low temperature performance detection method of lithium ion battery | |
| CN105203957A (en) | Cell test method and system | |
| US20160318405A1 (en) | Car starter which works under very low temperature and a protection circuit thereof | |
| CN111130170A (en) | Intelligent control system for safe and reliable operation of lithium ion storage battery pack | |
| CN110534845B (en) | Electronic device | |
| CN113364081B (en) | Low-temperature charging method and device | |
| CN210092930U (en) | Charger for testing internal resistance of single battery | |
| CN209748211U (en) | Temperature-adjustable charging and discharging battery protection circuit | |
| CN209419247U (en) | A kind of lithium battery high temperature automatic protection plate | |
| JP2937075B2 (en) | Charger with battery temperature control means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |