CN109245225A - Electronic equipment and its battery charge controller and method - Google Patents
Electronic equipment and its battery charge controller and method Download PDFInfo
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- CN109245225A CN109245225A CN201811230256.6A CN201811230256A CN109245225A CN 109245225 A CN109245225 A CN 109245225A CN 201811230256 A CN201811230256 A CN 201811230256A CN 109245225 A CN109245225 A CN 109245225A
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- battery core
- charge
- battery
- circuit
- electronic equipment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The application proposes a kind of electronic equipment and its battery charge controller and method; wherein; device includes: battery protecting plate; battery protecting plate includes the first connecting pin, second connection end, the charge and discharge electric line that the first connecting pin and second connection end is arranged in, and the first connecting pin is connected with the battery core of electronic equipment；Charge-discharge circuit, charge-discharge circuit connects second connection end, and is connected to battery core by charge and discharge electric line on battery protecting plate and the first connecting pin；Voltage detection terminal；Battery core connects circuit, and the first end of battery core connection circuit is connected with battery core, and the second end of battery core connection circuit is connected with voltage detection terminal；Control unit, control unit is connected with voltage detection terminal, control unit connects circuit by battery core and detects the voltage of battery core to obtain battery core voltage detecting value, and it is controlled according to charging process of the battery core voltage detecting value to charge-discharge circuit, control so as to ensure charging process is accurate, shorten the charging time of constant-voltage phase, reduces battery core and fill the full time.
Description
Technical field
This application involves charging technique field more particularly to a kind of electronic equipment and its battery charge controller and methods.
Background technique
Charging scheme in the related technology is usually to be filled by the voltage for detecting the both ends Pack of battery protecting plate to control
Electric process.However, the voltage of practical battery core can be less than the voltage at the both ends Pack of battery protecting plate, thus, lead to charging process
Control it is inaccurate, cause the charging time longer.
Summary of the invention
The application provides a kind of electronic equipment and its battery charge controller and method, when charging to shorten constant-voltage phase
Between, it reduces battery core and fills the full time.
The application first aspect embodiment proposes the battery charge controller of a kind of electronic equipment, comprising: battery protecting plate,
The battery protecting plate includes the first connecting pin, second connection end, setting in first connecting pin and the second connection end
Charge and discharge electric line, first connecting pin is connected with the battery core of the electronic equipment；Charge-discharge circuit, the charge-discharge circuit
Second connection end is connected, and the battery core is connected to by charge and discharge electric line on the battery protecting plate and the first connecting pin,
So that the charge-discharge circuit carries out charge and discharge by the battery protecting plate；Voltage detection terminal；Battery core connects circuit, the electricity
The first end of core connection circuit is connected with the battery core, the second end and the voltage detection terminal phase of the battery core connection circuit
Even；Control unit, described control unit are connected with the voltage detection terminal, and described control unit connects circuit by the battery core
The voltage of the battery core is detected to obtain battery core voltage detecting value, and according to the battery core voltage detecting value to the charge and discharge electricity
The charging process on road is controlled.
According to the battery charge controller for the electronic equipment that the embodiment of the present application proposes, control unit connects circuit by battery core
The voltage of battery core is detected to obtain battery core voltage detecting value, and according to battery core voltage detecting value to the charging process of charge-discharge circuit
It is controlled, the control so as to ensure charging process is accurate, shortens the charging time of constant-voltage phase, when reduction battery core fills full
Between.
According to one embodiment of the application, described control unit reaches predeterminated voltage in the battery core voltage detecting value
When, constant-voltage charge is carried out to the battery core by the charge-discharge circuit.
According to one embodiment of the application, the battery core has positive electrode and negative electrode, and the battery core connects circuit packet
It includes: the first connection unit being connected between the first terminal of the voltage detection terminal and the positive electrode of the battery core, described
One connection unit includes the first resistor and first capacitor being connected in parallel；It is connected to Second terminal and the institute of the voltage detection terminal
The second connection unit between the negative electrode of battery core is stated, second connection unit includes the second resistance being connected in parallel and second
Capacitor.
According to one embodiment of the application, the battery core connects circuit and the voltage detection terminal and the battery protection
Plate is integrally disposed.
According to one embodiment of the application, the battery core connects circuit and the voltage detection terminal and described control unit
It is integrally disposed on the mainboard of the electronic equipment.
According to one embodiment of the application, the battery protecting plate includes the protection being arranged in the charge and discharge electric line
Circuit, the protection circuit includes: field-effect tube, and the field-effect tube is arranged in the charge and discharge electric line；Controller, it is described
Controller is connected with the field-effect tube, the controller by the field-effect tube control the conducting of the charge and discharge electric line with
Shutdown.
According to one embodiment of the application, the battery protecting plate further includes temperature sensing circuit and temperature detection end,
The temperature sensing circuit is used to detect the temperature of the battery core to generate temperature detection signal, the temperature detection end with it is described
Control unit is connected to send the temperature detection signal to described control unit.
The a kind of electronic equipment that the application second aspect embodiment proposes, the charge control dress including the electronic equipment
It sets.
According to the electronic equipment that the embodiment of the present application proposes, by the battery charge controller of aforementioned first aspect embodiment,
It can ensure that the control of charging process is accurate, shorten the charging time of constant-voltage phase, reduce battery core and fill the full time.
The charge control method for a kind of electronic equipment that the application third aspect embodiment proposes, stating electronic equipment includes electricity
Pond protection board, charge-discharge circuit, voltage detection terminal and battery core connect circuit, and the battery protecting plate includes the first connecting pin, the
Two connecting pins, the charge and discharge electric line that first connecting pin Yu the second connection end are set, first connecting pin and institute
The battery core for stating electronic equipment is connected, and the charge-discharge circuit connects second connection end, and passes through filling on the battery protecting plate
Discharge line and the first connecting pin are connected to the battery core, so that the charge-discharge circuit is filled by the battery protecting plate
The first end of electric discharge, the battery core connection circuit is connected with the battery core, the second end of the battery core connection circuit and the electricity
Test side is pressed to be connected, wherein the described method includes: connecting circuit by the battery core detects the voltage of the battery core to obtain electricity
Core voltage detecting value；The charging process of the charge-discharge circuit is controlled according to the battery core voltage detecting value.
According to the charge control method for the electronic equipment that the embodiment of the present application proposes, circuit is connected by battery core and detects battery core
Voltage to obtain battery core voltage detecting value, and controlled according to charging process of the battery core voltage detecting value to charge-discharge circuit
System, the control so as to ensure charging process is accurate, shortens the charging time of constant-voltage phase, reduces battery core and fills the full time.
According to one embodiment of the application, charging of the voltage according to the battery core to the charge-discharge circuit
Cheng Jinhang control includes: when the battery core voltage detecting value reaches predeterminated voltage, by the charge-discharge circuit to the electricity
Core carries out constant-voltage charge.
A kind of non-transitorycomputer readable storage medium that the application fourth aspect embodiment proposes, is stored thereon with meter
Calculation machine program realizes the charge control side of the electronic equipment as described in the third aspect embodiment when program is executed by processor
Method.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The application is above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the schematic illustration of charge control in the related technology；
Fig. 2 is the block diagram according to the battery charge controller of the electronic equipment of the embodiment of the present application；
Fig. 3 is the principle of battery core voltage detecting in the battery charge controller according to the electronic equipment of the application one embodiment
Schematic diagram；
Fig. 4 is the block diagram according to the battery charge controller of the electronic equipment of the application one embodiment；
Fig. 5 is the circuit diagram according to the battery charge controller of the electronic equipment of the application one embodiment；
Fig. 6 is charging voltage and charging current in the battery charge controller according to the electronic equipment of the application one embodiment
Curve synoptic diagram；
Fig. 7 is the block diagram according to the electronic equipment of the embodiment of the present application；And
Fig. 8 is the flow diagram according to the charge control method of the electronic equipment of the embodiment of the present application.
Specific embodiment
Embodiments herein is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the application, and should not be understood as the limitation to the application.
Below before the electronic equipment of description the embodiment of the present application and its battery charge controller and method, first detection is introduced
Charging scheme in the related technology.
With reference to Fig. 1, battery protecting plate 10 has the end Pack 11, in the related art by detection 11 voltage of the both ends Pack come
Control charging process.
However, present inventor has found in the course of the research, due to having certain internal resistance on battery protecting plate 10, cause
There are internal resistance between the both ends Pack 11 and battery core 20 of battery protecting plate 10, battery core virtual voltage can be less than battery protecting plate 10
The voltage at the both ends Pack 11 causes to enter constant-voltage phase in the lower situation of battery core virtual voltage, by reducing charging current
Reduce the voltage difference between the both ends Pack 11 and battery core virtual voltage, ensuring that it is full that battery core 20 is filled as far as possible.Such as battery is protected
The internal resistance of backplate 10 is 20mohm, if charging current is 3A, the voltage at the both ends Pack 11 can be higher than battery core virtual voltage
60mV。
Assuming that the line impedence of walking at the test side of control unit to the both ends Pack 11 of battery protecting plate 10 is 10mohm, that
, after control unit detects 4.4V, into constant-voltage phase, the virtual voltage at the both ends Pack 11 of battery protecting plate 10 is at this time
The virtual voltage of 4.37V, battery core 20 are 4.31V, and therefore, the relevant technologies enter constant pressure rank when the virtual voltage of battery core 20 is smaller
Section (voltage curve U and current curve I1 in such as Fig. 6), charging current starts to reduce, and the voltage of battery core 20 can only slowly go to approach
4.4V。
Based on this, the embodiment of the present application proposes a kind of electronic equipment and its battery charge controller and method.
In the embodiment of the present application, the electrode of battery core is drawn by circuit, is equivalent to by the voltage that the circuit detects
True battery core voltage becomes the voltage for directly detecting battery core from the both ends the Pack detection by battery protecting plate, thus filling
When electric, it can postpone and reach CV (constant pressure) stage, CC (constant current) charging stage is elongated, and the charging time is saved.
In embodiments herein, electronic equipment may include but be not limited to smart phone, computer, personal digital assistant
(personal digital assistant, PDA), wearable device, bluetooth headset, game station, picture pick-up device etc..
Below with reference to specific embodiment, the battery charge controller of the electronic equipment of the present invention is described in detail embodiment.
Fig. 2 is the block diagram according to the battery charge controller of the electronic equipment of the embodiment of the present application.As shown in Fig. 2,
The battery charge controller 100 of electronic equipment includes: battery protecting plate 101, charge-discharge circuit 102, voltage detection terminal PSense, electricity
Core connects circuit 103 and control unit 104.
Specifically, battery protecting plate 101 includes the first connecting pin B, second connection end P and charge and discharge electric line 1010, charge and discharge
Electric line 1010 is arranged between the first connecting pin B and second connection end P, 300 phase of battery core of the first connecting pin B and electronic equipment
Even, i.e., charge and discharge electric line 1010 is connected to battery core 300 by the first connecting pin B.
Charge-discharge circuit 102 connects second connection end P, and passes through 1010 He of charge and discharge electric line on battery protecting plate 101
First connecting pin B is connected to battery core 300, so that charge-discharge circuit 102 carries out charge and discharge by battery protecting plate 101.Namely
Say, charge-discharge circuit 102 can pass sequentially through second connection end P, charge and discharge electric line 1010 and the first connecting pin B to battery core 300 into
Row charging, battery core 300 can also pass sequentially through the first connecting pin B, charge and discharge electric line 1010 and second connection end P to charge-discharge circuit
102 electric discharges.
The first end of battery core connection circuit 103 is connected with battery core 300, and battery core connects the second end of circuit 103 and voltage is examined
End PSense is surveyed to be connected；Control unit 104 is connected with voltage detection terminal PSense, and control unit 104 connects circuit by battery core
103 detect the voltage of battery cores 300 to obtain battery core voltage detecting value, and according to battery core voltage detecting value to charge-discharge circuit 102
Charging process controlled.
It is understood that the electrode of battery core 300 is drawn as shown in figure 3, connecting circuit 103 by battery core in application embodiment
Out, and voltage detection terminal PSense is set, voltage detection terminal PSense is connected to the voltage sense pin BAT_ of control unit 104
Sense, control unit 104 pass through the voltage for directly detecting battery core 300 to obtain battery core voltage detecting value, and according to battery core voltage
Detected value controls charging process, so as to postpone the time into the CV stage, shortens CV stage charging time, optimizes battery core
Fill the full time.
As a specific example, control unit 103 passes through charge and discharge when battery core voltage detecting value reaches predeterminated voltage
Circuit 102 carries out constant-voltage charge to battery core 300.
Wherein, predeterminated voltage can be 4.4V.
Specifically, the voltage sense pin BAT_Sense connection voltage detection terminal PSense of control unit 103, control are single
Member 103 can first pass through charge-discharge circuit 102 and carry out constant-current charge, during constant-current charge, control unit to battery core 300
103 voltages for detecting battery core 300 by voltage sense pin BAT_Sense work as control unit to obtain battery core voltage detecting value
After 103 obtained battery core voltage detecting values reach 4.4V, into constant voltage charging phase.It is 10mohm, charges assuming that walks line impedence
Electric current is 3A, then, when battery core voltage detecting value reaches 4.4V, the virtual voltage of battery core 300 is 4.37V, thus, reach compared with
Charging current starts to reduce (voltage curve U and current curve I2, the reality of battery core 300 in such as Fig. 6 when high battery core virtual voltage
Voltage slowly goes to approach predeterminated voltage 4.4V, and the constant voltage charging phase time will shorten, and saves battery and fills the full time.
In one embodiment of the application, battery core connects circuit 103 and voltage detection terminal PSense and battery protecting plate
101 is integrally disposed.That is, battery core connection circuit 103 and voltage detection terminal PSense can be integrated in battery protecting plate 101
On, battery core connects circuit 103 can be by the first connecting pin B connection battery core 300, so that battery core connection 103 CB common battery of circuit is protected
First connecting pin B of backplate 101, can reduce connection terminal, and can also optimize space layout.
In another embodiment of the application, battery core connects circuit 103 and voltage detection terminal PSense and control unit 104
It is integrally disposed on the mainboard of electronic equipment.It is understood that control unit 104 may be provided on the mainboard of electronic equipment, battery core connects
Connecing circuit 103 and voltage detection terminal PSense can also be integrally disposed on the mainboard, to optimize space layout.
In conjunction with the embodiment of Fig. 5, battery core 300 has positive electrode+and negative electrode-, and it includes: first that battery core, which connects circuit 103,
Connection unit 1031 and the second connection unit 1032, wherein the first connection unit 1031 is connected to voltage detection terminal PSense's
First terminal PSense+ and the positive electrode of battery core 300+between, the first connection unit 1031 includes the first resistor being connected in parallel
R1 and first capacitor C1；Second connection unit 1032 is connected to the Second terminal PSense- and battery core of voltage detection terminal PSense
Between 300 negative electrode-, the second connection unit 1032 includes the second resistance R2 and the second capacitor C2 being connected in parallel.
It is understood that may make up the RC filter circuit of positive electrode side by first resistor R1 and first capacitor C1, pass through second
Resistance R2 and the second capacitor C2 may make up the RC filter circuit of negative electrode side, and the positive electrode+and negative electrode-of battery core 300 pass through RC
Filter circuit is drawn, it can be ensured that accuracy in detection.
Further, as shown in figure 5, the first terminal B+ of the first connecting pin B in battery protecting plate 101 and battery core 300
Positive electrode+be connected, the Second terminal B- of the first connecting pin B in battery protecting plate 101 is connected with the negative electrode-of battery core 300,
The first terminal P+ of second connection end P in battery protecting plate 101 passes through the first branch 1010A of charge and discharge electric line 1010 and the
The first terminal B+ of one connecting pin B is connected, and the Second terminal P- of the second connection end P in battery protecting plate 101 passes through charge and discharge
The second branch 1010B of route 1010 is connected with the Second terminal B- of the first connecting pin B.
Specifically, the first branch 1010A and second branch 1010B of charge and discharge electric line 1010 can be conducting wire.
As shown in Figure 4 and Figure 5, battery protecting plate 101 further includes the protection circuit being arranged in charge and discharge electric line 1010
1011, protection circuit 1011 is arranged in charge and discharge electric line 1010.For example, protection circuit 1011 can be connected on charge and discharge electric line
In 1010 first branch 1010A or second branch 1010B, protection circuit 1011 passes through switch control charge and discharge electric line 1010
Conducting and shutdown, and then control charge-discharge circuit 102 and carry out charge and discharge or stop charge and discharge, to be protected to battery.
In some implementations, as described in Figure 5, protection circuit 1011 includes: field-effect tube Q1 and controller U1, field effect
Should pipe Q1 be arranged in charge and discharge electric line 1010；Controller U1 is connected (such as with the grid of field-effect tube) with field-effect tube Q1, control
Device U1 processed controls the conducting and shutdown of charge and discharge electric line 1010 by field-effect tube Q1.
In some implementations, protection circuit includes two field-effect tube being arranged back-to-back, and controller U1 passes through control
Make the conducting and shutdown of at least one of two field-effect tube control charge and discharge electric line 1010.
According to one embodiment of the application, as shown in figure 5, battery protecting plate 101 further includes temperature sensing circuit 1012
With temperature detection end TH, temperature sensing circuit 1012 is used to detect the temperature of battery core 300 to generate temperature detection signal, temperature inspection
End TH is surveyed to be connected with control unit 104 to send temperature detection signal to control unit 104.
As an example, control unit 104 can be greater than default in the temperature for judging battery core 300 according to temperature detection signal
Control switch such as field-effect tube Q1 is turned off when temperature threshold, stops charge and discharge, to carry out overheat protector to battery.
To sum up, the battery charge controller of the electronic equipment proposed according to the embodiment of the present application, control unit are connected by battery core
The voltage of circuit detection battery core is connect to obtain battery core voltage detecting value, and charge-discharge circuit is filled according to battery core voltage detecting value
Electric process is controlled, and the control so as to ensure charging process is accurate, shortens the charging time of constant-voltage phase, reduces battery core
Fill the full time.
In order to realize above-described embodiment, a kind of electronic equipment that the application also proposes.
Fig. 7 is the block diagram according to the electronic equipment of the embodiment of the present application.As shown in fig. 7, electronic equipment 200 includes
The battery charge controller 100 of electronic equipment.
According to the electronic equipment that the embodiment of the present application proposes, by the battery charge controller of aforementioned first aspect embodiment,
It can ensure that the control of charging process is accurate, shorten the charging time of constant-voltage phase, reduce battery core and fill the full time.
Based on the above embodiment, the charge control method for a kind of electronic equipment that the application proposes again.
Fig. 8 is the flow diagram according to the charge control method of the electronic equipment of the embodiment of the present application.
Wherein, electronic equipment includes that battery protecting plate, charge-discharge circuit, voltage detection terminal connect circuit, battery with battery core
Protection board includes the first connecting pin, second connection end, the charge and discharge electric line that the first connecting pin and second connection end is arranged in, and first
Connecting pin is connected with the battery core of electronic equipment, and charge-discharge circuit connects second connection end, and passes through the charge and discharge on battery protecting plate
Electric line and the first connecting pin are connected to battery core, so that charge-discharge circuit carries out charge and discharge, battery core connection by battery protecting plate
The first end of circuit is connected with battery core, and the second end of battery core connection circuit is connected with voltage detection terminal.
As shown in figure 8, the charge control method of the electronic equipment of the embodiment of the present application includes:
S1: circuit is connected by battery core and detects the voltage of battery core to obtain battery core voltage detecting value；
S3: it is controlled according to charging process of the battery core voltage detecting value to charge-discharge circuit.
According to one embodiment of the application, controlled according to charging process of the battery core voltage detecting value to charge-discharge circuit
System includes: to carry out constant-voltage charge to battery core by charge-discharge circuit when battery core voltage detecting value reaches predeterminated voltage.
It should be noted that the explanation of the aforementioned battery charge controller embodiment to electronic equipment is also applied for the reality
The charge control method of the electronic equipment of example is applied, details are not described herein again.
According to the charge control method for the electronic equipment that the embodiment of the present application proposes, circuit is connected by battery core and detects battery core
Voltage to obtain battery core voltage detecting value, and controlled according to charging process of the battery core voltage detecting value to charge-discharge circuit
System, the control so as to ensure charging process is accurate, shortens the charging time of constant-voltage phase, reduces battery core and fills the full time.
A kind of non-transitorycomputer readable storage medium that the embodiment of the present application reintroduces, is stored thereon with computer journey
Sequence realizes the charge control method of the electronic equipment of previous embodiment when the program is executed by processor.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the application.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present application, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing custom logic function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the application includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be by the application
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the application can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.Such as, if realized with hardware in another embodiment, following skill well known in the art can be used
Any one of art or their combination are realized: have for data-signal is realized the logic gates of logic function from
Logic circuit is dissipated, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene can compile
Journey gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, can integrate in a processing module in each functional unit in each embodiment of the application
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
Embodiments herein is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as the limit to the application
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of application
Type.
Claims (11)
1. the battery charge controller of a kind of electronic equipment characterized by comprising
Battery protecting plate, the battery protecting plate include the first connecting pin, second connection end, setting first connecting pin with
The charge and discharge electric line of the second connection end, first connecting pin are connected with the battery core of the electronic equipment；
Charge-discharge circuit, the charge-discharge circuit connects second connection end, and passes through the charge and discharge electric wire on the battery protecting plate
Road and the first connecting pin are connected to the battery core, so that the charge-discharge circuit carries out charge and discharge by the battery protecting plate；
Voltage detection terminal；
Battery core connects circuit, and the first end of battery core connection circuit is connected with the battery core, and the battery core connects the of circuit
Two ends are connected with the voltage detection terminal；
Control unit, described control unit are connected with the voltage detection terminal, and described control unit connects electricity by the battery core
The voltage of the battery core is detected to obtain battery core voltage detecting value in road, and according to the battery core voltage detecting value to the charge and discharge
The charging process of circuit is controlled.
2. the battery charge controller of electronic equipment according to claim 1, which is characterized in that described control unit is described
When battery core voltage detecting value reaches predeterminated voltage, constant-voltage charge is carried out to the battery core by the charge-discharge circuit.
3. the battery charge controller of electronic equipment according to claim 1, which is characterized in that the battery core has positive electrode
And negative electrode, the battery core connection circuit include:
The first connection unit being connected between the first terminal of the voltage detection terminal and the positive electrode of the battery core, described
One connection unit includes the first resistor and first capacitor being connected in parallel；
The second connection unit being connected between the Second terminal of the voltage detection terminal and the negative electrode of the battery core, described
Two connection units include the second resistance being connected in parallel and the second capacitor.
4. the battery charge controller of electronic equipment according to claim 1 or 3, which is characterized in that the battery core connection electricity
Road and the voltage detection terminal and the battery protecting plate are integrally disposed.
5. the battery charge controller of electronic equipment according to claim 1 or 3, which is characterized in that the battery core connection electricity
Road and the voltage detection terminal and described control unit are integrally disposed on the mainboard of the electronic equipment.
6. the battery charge controller of electronic equipment according to claim 1, which is characterized in that the battery protecting plate includes
Protection circuit in the charge and discharge electric line is set, and the protection circuit includes:
Field-effect tube, the field-effect tube are arranged in the charge and discharge electric line；
Controller, the controller are connected with the field-effect tube, and the controller described in field-effect tube control by filling
The conducting and shutdown of discharge line.
7. the battery charge controller of electronic equipment according to claim 1, which is characterized in that the battery protecting plate also wraps
Temperature sensing circuit and temperature detection end are included, the temperature sensing circuit is used to detect the temperature of the battery core to generate temperature inspection
Signal is surveyed, the temperature detection end is connected to send the temperature detection signal to described control unit with described control unit.
8. a kind of electronic equipment, which is characterized in that the charging including electronic equipment described according to claim 1 any one of -7
Control device.
9. the charge control method of a kind of electronic equipment, which is characterized in that the electronic equipment includes battery protecting plate, charge and discharge
Circuit, voltage detection terminal and battery core connect circuit, and the battery protecting plate exists including the first connecting pin, second connection end, setting
The charge and discharge electric line of first connecting pin and the second connection end, the battery core of first connecting pin and the electronic equipment
It is connected, the charge-discharge circuit connects second connection end, and is connected by the charge and discharge electric line and first on the battery protecting plate
It connects end and is connected to the battery core, so that the charge-discharge circuit carries out charge and discharge by the battery protecting plate, the battery core connects
The first end for connecing circuit is connected with the battery core, and the second end of the battery core connection circuit is connected with the voltage detection terminal,
In, which comprises
Circuit, which is connected, by the battery core detects the voltage of the battery core with battery core voltage detecting value；
The charging process of the charge-discharge circuit is controlled according to the battery core voltage detecting value.
10. the charge control method of electronic equipment according to claim 9, which is characterized in that described according to the battery core
Voltage detecting value carries out control to the charging process of the charge-discharge circuit
When the battery core voltage detecting value reaches predeterminated voltage, constant pressure is carried out to the battery core by the charge-discharge circuit and is filled
Electricity.
11. a kind of non-transitorycomputer readable storage medium, which is characterized in that be stored thereon with computer program, the program
The charge control method of the electronic equipment as described in claim 9 or 10 is realized when being executed by processor.
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