CN105244954A

CN105244954A - Double-battery charging method and device for mobile terminal

Info

Publication number: CN105244954A
Application number: CN201510673855.5A
Authority: CN
Inventors: 王帅
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2015-10-15
Filing date: 2015-10-15
Publication date: 2016-01-13
Anticipated expiration: 2035-10-15
Also published as: CN105244954B

Abstract

The invention discloses a double-battery charging method for a mobile terminal. The double-battery charging method comprises the following steps: after the mobile terminal enters a charging mode, charging a first battery, and obtaining voltage and current of the first battery; when the voltage of the first battery is greater than a preset voltage value and the current of the first battery is less than a preset current value, obtaining present voltage and temperature of the first battery at each interval of preset time and obtaining the present voltage and temperature of a second battery; determining charging current of the first battery according to the present voltage and temperature of the first battery and the present voltage of the second battery, and determining the charging current of the second battery according to the present voltage and temperature of the second battery and the present voltage of the first battery; and simultaneously charging the first battery and the second battery according to the charging current of the first battery and the charging current of the second battery. The invention further discloses a double-battery charging device for the mobile terminal. According to the double-battery charging method and device for the mobile terminal, rapid charging on the mobile terminal is achieved; and the entire battery capacity of the mobile terminal is improved.

Description

Mobile terminal double-battery charge method for electrically and device

Technical field

The present invention relates to terminal equipment technical field, particularly relate to a kind of mobile terminal double-battery charge method for electrically and device.

Background technology

In the rechargeable battery of mobile terminal, common batteries and quick charging battery can be comprised.Wherein, the battery capacity of common batteries is comparatively large, but due to the material cause of battery own, charging current generally can not be too large, thus cannot carry out quick charge; The charging current of quick charging battery can carry out quick charge with big current, but its cell density is less, and thus battery capacity is little.At present, in existing mobile terminal charging scheme, for battery self defect and promote the capacity of battery while can not quick charge being carried out.

Summary of the invention

Main purpose of the present invention is to provide a kind of mobile terminal double-battery charge method for electrically and device, is intended to the integral battery door capacity realizing mobile terminal being carried out to quick charge and lifting mobile terminal.

For achieving the above object, the invention provides a kind of mobile terminal double-battery charge electric installation, comprising:

First Battery disposal module, for after mobile terminal enters charge mode, to the first battery charging, and obtains voltage and the electric current of described first battery;

Voltage and temperature acquisition module, preset voltage value is greater than for the voltage when described first battery, and the electric current of described first battery is less than pre-set current value, then obtain the current voltage of described first battery and temperature every Preset Time, and obtain the current voltage of the second battery and temperature;

Charging current determination module, determine the charging current of described first battery for the voltage current according to the current voltage of described first battery and temperature, described second battery, the current voltage of the voltage current according to described second battery and temperature, described first battery determines the charging current of described second battery;

Charging module, for according to the charging current of described first battery and the charging current of described second battery, charges to described first battery and described second battery simultaneously.

Alternatively, described charging current determination module also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described first battery, the computing formula of the first charging current is: I1sa=Iall*V2/ (V1+V2), wherein, I1sa represents the first charging current of the first battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

The temperature current according to described first battery obtains the second charging current of described first battery;

Using the charging current of the smaller in described first charging current and described second charging current as described first battery.

Alternatively, described charging current determination module also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described second battery, the computing formula of the first charging current is: I2sa=Iall*V1/ (V1+V2), wherein, I2sa represents the first charging current of the second battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

The temperature current according to described second battery obtains the second charging current of described second battery;

Using the charging current of the smaller in described first charging current and described second charging current as described second battery.

Alternatively, described mobile terminal double-battery charge electric installation also comprises:

Charging complete module, for when the charging current of described first battery and the charging current of described second battery are all less than preset current threshold value, completes the charging to the first battery and the second battery.

Alternatively, described first rechargeable battery is quick charging battery, and described second rechargeable battery is common batteries.

In addition, for achieving the above object, present invention also offers a kind of mobile terminal double-battery charge method for electrically, comprising:

After mobile terminal enters charge mode, to the first battery charging, and obtain voltage and the electric current of described first battery;

When the voltage of described first battery is greater than preset voltage value, and the electric current of described first battery is less than pre-set current value, then obtain the current voltage of described first battery and temperature every Preset Time, and obtains the current voltage of the second battery and temperature;

The current voltage of the voltage current according to described first battery and temperature, described second battery determines the charging current of described first battery, and the current voltage of the voltage current according to described second battery and temperature, described first battery determines the charging current of described second battery;

According to the charging current of described first battery and the charging current of described second battery, described first battery and described second battery are charged simultaneously.

Alternatively, the voltage that the described voltage current according to described first battery and temperature, described second battery are current determines that the charging current of described first battery comprises:

Obtain the charging electric current of described mobile terminal;

The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described first battery, the computing formula of the first charging current is: I1sa=Iall*V2/ (V1+V2), wherein, I1sa represents the first charging current of the first battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

Alternatively, the voltage that the described voltage current according to described second battery and temperature, described first battery are current determines that the charging current of described second battery comprises:

Obtain the charging electric current of described mobile terminal;

The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described second battery, the computing formula of the first charging current is: I2sa=Iall*V1/ (V1+V2), wherein, I2sa represents the first charging current of the second battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

Alternatively, the charging current of the described charging current according to described first battery and described second battery, comprises after charging to described first battery and described second battery simultaneously:

When the charging current of described first battery and the charging current of described second battery are all less than preset current threshold value, complete the charging to the first battery and the second battery.

The mobile terminal of double cell is provided with when charging in the embodiment of the present invention, first first rechargeable battery that can carry out large current charge is charged, and when the voltage of the first battery is greater than preset voltage value and electric current is less than pre-set current value, every Preset Time according to the current voltage of the current voltage of the first battery obtained and temperature, the second battery and temperature, thus can determine that the charging current of the charging current of the first battery and larger the second battery of battery capacity is charged to double cell.Make by selecting to carry out quick charge to first battery that can carry out large current charge, reallocation charging current is charged to the first battery and larger the second battery of battery capacity simultaneously, thus achieves integral battery door capacity mobile terminal being carried out to quick charge and lifting mobile terminal.

Accompanying drawing explanation

Fig. 1 is the hardware configuration schematic diagram of the mobile terminal realizing each embodiment of the present invention;

Fig. 2 is the radio communication device schematic diagram of mobile terminal as shown in Figure 1;

Fig. 3 is the high-level schematic functional block diagram of mobile terminal double-battery charge electric installation one embodiment of the present invention;

Fig. 4 is mobile terminal quick charging battery of the present invention and common batteries syndeton schematic diagram;

Fig. 5 is the schematic flow sheet of mobile terminal double-battery charge method for electrically one embodiment of the present invention.

The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.

Embodiment

Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.

The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use the suffix of such as " module ", " parts " or " unit " for representing element only in order to be conducive to explanation of the present invention, itself is specific meaning not.Therefore, " module " and " parts " can mixedly use.

Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can comprise the such as mobile terminal of mobile phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP (portable media player), guider etc. and the fixed terminal of such as digital TV, desktop computer etc.Below, suppose that terminal is mobile terminal.But it will be appreciated by those skilled in the art that except the element except being used in particular for mobile object, structure according to the embodiment of the present invention also can be applied to the terminal of fixed type.

Fig. 1 is the hardware configuration signal of the mobile terminal realizing each embodiment of the present invention.

Mobile terminal 100 can comprise wireless communication unit 110, A/V (audio/video) input unit 120, user input unit 130, sensing cell 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190 etc.Fig. 1 shows the mobile terminal with various assembly, it should be understood that, does not require to implement all assemblies illustrated.Can alternatively implement more or less assembly.Will be discussed in more detail below the element of mobile terminal.

Wireless communication unit 110 generally includes one or more assembly, and it allows the radio communication between mobile terminal 100 and radio communication device or network.Such as, wireless communication unit can comprise at least one in broadcast reception module 111, mobile communication module 112, wireless Internet module 113, short range communication module 114 and positional information module 115.

Broadcast reception module 111 via broadcast channel from external broadcasting management server receiving broadcast signal and/or broadcast related information.Broadcast channel can comprise satellite channel and/or terrestrial channel.Broadcast management server can be generate and send the server of broadcast singal and/or broadcast related information or the broadcast singal generated before receiving and/or broadcast related information and send it to the server of terminal.Broadcast singal can comprise TV broadcast singal, radio signals, data broadcasting signal etc.And broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast related information also can provide via mobile communications network, and in this case, broadcast related information can be received by mobile communication module 112.Broadcast singal can exist in a variety of manners, such as, it can exist with the form of the electronic service guidebooks (ESG) of the electronic program guides of DMB (DMB) (EPG), digital video broadcast-handheld (DVB-H) etc.Broadcast reception module 111 can by using the broadcast of various types of broadcaster Received signal strength.Especially, broadcast reception module 111 can by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video broadcasting-hand-held (DVB-H), forward link media (MediaFLO ) the digital broadcast apparatus receiving digital broadcast of data broadcast device, received terrestrial digital broadcasting integrated service (ISDB-T) etc.Broadcast reception module 111 can be constructed to be applicable to providing the various broadcaster of broadcast singal and above-mentioned digital broadcast apparatus.The broadcast singal received via broadcast reception module 111 and/or broadcast related information can be stored in memory 160 (or storage medium of other type).

Radio signal is sent at least one in base station (such as, access point, Node B etc.), exterior terminal and server and/or receives radio signals from it by mobile communication module 112.Various types of data that such radio signal can comprise voice call signal, video calling signal or send according to text and/or Multimedia Message and/or receive.

Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can be inner or be externally couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can comprise WLAN (WLAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave access), HSDPA (high-speed downlink packet access) etc.

Short range communication module 114 is the modules for supporting junction service.Some examples of short-range communication technology comprise bluetooth ^tM, radio-frequency (RF) identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybee ^tMetc..

Positional information module 115 is the modules of positional information for checking or obtain mobile terminal.The typical case of positional information module is GPS (global pick device).According to current technology, GPS module 115 calculates from the range information of three or more satellite and correct time information and for the Information application triangulation calculated, thus calculates three-dimensional current location information according to longitude, latitude and pin-point accuracy.Current, the method for calculating location and temporal information uses three satellites and by the error of the position that uses an other satellite correction calculation to go out and temporal information.In addition, GPS module 115 can carry out computational speed information by Continuous plus current location information in real time.

A/V input unit 120 is for audio reception or vision signal.A/V input unit 120 can comprise camera 121 and microphone 122, and the view data of camera 121 to the static images obtained by image capture apparatus in Video Capture pattern or image capture mode or video processes.Picture frame after process may be displayed on display unit 151.Picture frame after camera 121 processes can be stored in memory 160 (or other storage medium) or via wireless communication unit 110 and send, and can provide two or more cameras 121 according to the structure of mobile terminal.Such acoustic processing can via microphones sound (voice data) in telephone calling model, logging mode, speech recognition mode etc. operational mode, and can be voice data by microphone 122.Audio frequency (voice) data after process can be converted to the formatted output that can be sent to mobile communication base station via mobile communication module 112 when telephone calling model.Microphone 122 can be implemented various types of noise and eliminate (or suppress) algorithm and receiving and sending to eliminate (or suppression) noise or interference that produce in the process of audio signal.

User input unit 130 can generate key input data to control the various operations of mobile terminal according to the order of user's input.User input unit 130 allows user to input various types of information, and keyboard, the young sheet of pot, trigger board (such as, detecting the touch-sensitive assembly of the change of the resistance, pressure, electric capacity etc. that cause owing to being touched), roller, rocking bar etc. can be comprised.Especially, when trigger board is superimposed upon on display unit 151 as a layer, can be formed and trigger screen.

Sensing cell 140 detects the current state of mobile terminal 100, (such as, mobile terminal 100 open or close state), the position of mobile terminal 100, user for mobile terminal 100 contact (namely, trigger input) presence or absence, the orientation of mobile terminal 100, the acceleration of mobile terminal 100 or speed is moved and direction etc., and generate order or the signal of the operation for controlling mobile terminal 100.Such as, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing cell 140 can sense this sliding-type phone and open or close.In addition, whether whether sensing cell 140 can detect power subsystem 190 provides electric power or interface unit 170 to couple with external device (ED).Sensing cell 140 can comprise proximity transducer 141 will combine below trigger screen this is described.

Interface unit 170 is used as at least one external device (ED) and is connected the interface that can pass through with mobile terminal 100.Such as, external device (ED) can comprise wired or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, memory card port, for connecting the port, audio frequency I/O (I/O) port, video i/o port, ear port etc. of the device with identification module.Identification module can be that storage uses the various information of mobile terminal 100 for authentication of users and can comprise subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) etc.In addition, the device (hereinafter referred to " recognition device ") with identification module can take the form of smart card, and therefore, recognition device can be connected with mobile terminal 100 via port or other jockey.Interface unit 170 may be used for receive from external device (ED) input (such as, data message, electric power etc.) and the input received be transferred to the one or more element in mobile terminal 100 or may be used for transmitting data between mobile terminal and external device (ED).

In addition, when mobile terminal 100 is connected with external base, interface unit 170 can be used as to allow by it electric power to be provided to the path of mobile terminal 100 from base or can be used as the path that allows to be transferred to mobile terminal by it from the various command signals of base input.The various command signal inputted from base or electric power can be used as and identify whether mobile terminal is arranged on the signal base exactly.Output unit 150 is constructed to provide output signal (such as, audio signal, vision signal, alarm signal, vibration signal etc.) with vision, audio frequency and/or tactile manner.Output unit 150 can comprise display unit 151, dio Output Modules 152, alarm unit 153 etc.

Display unit 151 may be displayed on the information of process in mobile terminal 100.Such as, when mobile terminal 100 is in telephone calling model, display unit 151 can show with call or other communicate (such as, text messaging, multimedia file are downloaded etc.) be correlated with user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern or image capture mode, display unit 151 can the image of display capture and/or the image of reception, UI or GUI that video or image and correlation function are shown etc.

Meanwhile, when display unit 151 and trigger board as a layer superposed on one another with formed trigger screen time, display unit 151 can be used as input unit and output device.Display unit 151 can comprise at least one in liquid crystal display (LCD), thin-film transistor LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc.Some in these displays can be constructed to transparence and watch from outside to allow user, and this can be called transparent display, and typical transparent display can be such as TOLED (transparent organic light emitting diode) display etc.According to the specific execution mode wanted, mobile terminal 100 can comprise two or more display units (or other display unit), such as, mobile terminal can comprise outernal display unit (not shown) and inner display unit (not shown).Trigger screen to can be used for detecting triggering input pressure and triggering input position and trigger input area.

When dio Output Modules 152 can be under the isotypes such as call signal receiving mode, call mode, logging mode, speech recognition mode, broadcast reception mode at mobile terminal, voice data convert audio signals that is that wireless communication unit 110 is received or that store in memory 160 and exporting as sound.And dio Output Modules 152 can provide the audio frequency relevant to the specific function that mobile terminal 100 performs to export (such as, call signal receives sound, message sink sound etc.).Dio Output Modules 152 can comprise pick-up, buzzer etc.

Alarm unit 153 can provide and export that event informed to mobile terminal 100.Typical event can comprise calling reception, message sink, key signals input, trigger input etc.Except audio or video exports, alarm unit 153 can provide in a different manner and export with the generation of notification event.Such as, alarm unit 153 can provide output with the form of vibration, when receive calling, message or some other enter communication (incomingcommunication) time, alarm unit 153 can provide sense of touch to export (that is, vibrating) to notify to user.By providing such sense of touch to export, even if when the mobile phone of user is in the pocket of user, user also can identify the generation of various event.Alarm unit 153 also can provide the output of the generation of notification event via display unit 151 or dio Output Modules 152.

Memory 160 software program that can store process and the control operation performed by controller 180 etc., or temporarily can store oneself through exporting the data (such as, telephone directory, message, still image, video etc.) that maybe will export.And memory 160 can store about being applied to the vibration of various modes and the data of audio signal that export when triggering is shielded when triggering.

Memory 160 can comprise the storage medium of at least one type, described storage medium comprises flash memory, hard disk, multimedia card, card-type memory (such as, SD or DX memory etc.), random access storage device (RAM), static random-access memory (SRAM), read-only memory (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc.And mobile terminal 100 can be connected the memory function of execute store 160 network storage device with by network cooperates.

Controller 180 controls the overall operation of mobile terminal usually.Such as, controller 180 performs the control relevant to voice call, data communication, video calling etc. and process.In addition, controller 180 can comprise the multi-media module 181 for reproducing (or playback) multi-medium data, and multi-media module 181 can be configured in controller 180, or can be configured to be separated with controller 180.Controller 180 can pattern recognition process, drawing input and be identified as character or image triggering handwriting input that screen performs or picture.

Power subsystem 190 receives external power or internal power and provides each element of operation and the suitable electric power needed for assembly under the control of controller 180.

Various execution mode described herein can to use such as computer software, the computer-readable medium of hardware or its any combination implements.For hardware implementation, execution mode described herein can by using application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), processor, controller, microcontroller, microprocessor, being designed at least one performed in the electronic unit of function described herein and implementing, in some cases, such execution mode can be implemented in controller 180.For implement software, the execution mode of such as process or function can be implemented with allowing the independent software module performing at least one function or operation.Software code can be implemented by the software application (or program) write with any suitable programming language, and software code can be stored in memory 160 and to be performed by controller 180.

So far, oneself is through the mobile terminal according to its functional description.Below, for the sake of brevity, by the slide type mobile terminal that describes in various types of mobile terminals of such as folded form, board-type, oscillating-type, slide type mobile terminal etc. exemplarily.Therefore, the present invention can be applied to the mobile terminal of any type, and is not limited to slide type mobile terminal.

Mobile terminal 100 as shown in Figure 1 can be constructed to utilize and send the such as wired and radio communication device of data via frame or grouping and satellite-based communicator operates.

Describe wherein according to the communicator that mobile terminal of the present invention can operate referring now to Fig. 2.

Such communicator can use different air interfaces and/or physical layer.Such as, the air interface used by communicator comprises such as frequency division multiple access (FDMA), time division multiple access (TDMA), code division multiple access (CDMA) and universal mobile communications device (UMTS) (especially, Long Term Evolution (LTE)), global mobile communication device (GSM) etc.As non-limiting example, description below relates to cdma communication device, but such instruction is equally applicable to the device of other type.

With reference to figure 2, cdma wireless communication device can comprise multiple mobile terminal 100, multiple base station (BS) 270, base station controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is constructed to form interface with Public Switched Telephony Network (PSTN) 290.MSC280 is also constructed to form interface with the BSC275 that can be couple to base station 270 via back haul link.Back haul link can construct according to any one in some interfaces that oneself knows, described interface comprises such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.Will be appreciated that device as shown in Figure 2 can comprise multiple BSC275.

Each BS270 can serve one or more subregion (or region), by multidirectional antenna or point to specific direction each subregion of antenna cover radially away from BS270.Or each subregion can by two or more antenna covers for diversity reception.Each BS270 can be constructed to support multiple parallel compensate, and each parallel compensate has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).

Subregion can be called as CDMA Channel with intersecting of parallel compensate.BS270 also can be called as the sub-device of base station transceiver (BTS) or other equivalent terms.Under these circumstances, term " base station " may be used for broadly representing single BSC275 and at least one BS270.Base station also can be called as " cellular station ".Or each subregion of particular B S270 can be called as multiple cellular station.

As shown in Figure 2, broadcast singal is sent to the mobile terminal 100 operated in device by broadcsting transmitter (BT) 295.Broadcast reception module 111 as shown in Figure 1 is arranged on mobile terminal 100 and sentences the broadcast singal receiving and sent by BT295.In fig. 2, several global pick device (GPS) satellite 300 is shown.Satellite 300 helps at least one in the multiple mobile terminal 100 in location.

In fig. 2, depict multiple satellite 300, but be understandable that, the satellite of any number can be utilized to obtain useful locating information.GPS module 115 as shown in Figure 1 is constructed to coordinate to obtain the locating information wanted with satellite 300 usually.Substitute GPS tracking technique or outside GPS tracking technique, can use can other technology of position of tracking mobile terminal.In addition, at least one gps satellite 300 optionally or extraly can process satellite dmb transmission.

As a typical operation of radio communication device, BS270 receives the reverse link signal from various mobile terminal 100.Mobile terminal 100 participates in call usually, information receiving and transmitting communicates with other type.Each reverse link signal that certain base station 270 receives is processed by particular B S270.The data obtained are forwarded to relevant BSC275.BSC provides call Resourse Distribute and comprises the mobile management function of coordination of the soft switching process between BS270.The data received also are routed to MSC280 by BSC275, and it is provided for the extra route service forming interface with PSTN290.Similarly, PSTN290 and MSC280 forms interface, and MSC and BSC275 forms interface, and BSC275 correspondingly control BS270 so that forward link signals is sent to mobile terminal 100.

Based on the structure of above-mentioned mobile terminal hardware configuration, communicator, each embodiment of the inventive method is proposed.

As shown in Figure 3, a kind of mobile terminal double-battery charge of the present invention electric installation one embodiment is shown.The mobile terminal double-battery charge electric installation of this embodiment comprises:

First Battery disposal module 10, for after mobile terminal enters charge mode, to the first battery charging, and obtains voltage and the electric current of described first battery;

In the present embodiment, mobile terminal is provided with two batteries, and the type of mobile terminal can be arranged according to actual needs, and such as, mobile terminal can comprise the terminal that the available double cell such as mobile phone, iPad carries out charging.

Quick charge requirement can either be carried out can promote integral battery door capacity again to meet mobile terminal, this mobile terminal uses quick charging battery and common batteries simultaneously, the feature of quick charging battery can be born larger current and be full of electricity at short notice, but battery capacity is less; The feature of common batteries is that battery capacity is comparatively large, but charging current is little and the charging interval is longer.Wherein, the first rechargeable battery is quick charging battery, and the second rechargeable battery is common batteries.Below will with the first rechargeable battery for quick charging battery and the second rechargeable battery for common batteries is described in detail.

After mobile terminal insertion charger enters charge mode, first first Battery disposal module 10 charges to quick charging battery, when rechargeable battery is full of soon, such as, be charged to the electricity of 80%, then distributed charging current respectively to quick charging battery and common batteries respectively and charge.Therefore, first Battery disposal module 10 needs the voltage being detected quick charging battery by the voltage detection unit of quick charging battery, and detected by the electric current of current detecting unit to quick charging battery of quick charging battery, to know the charge condition of quick charging battery according to the voltage of quick charging battery and electric current.

Voltage and temperature acquisition module 20, preset voltage value is greater than for the voltage when described first battery, and the electric current of described first battery is less than pre-set current value, then obtain the current voltage of described first battery and temperature every Preset Time, and obtain the current voltage of the second battery and temperature;

When after the voltage and electric current of quick charging battery obtained above, voltage and temperature acquisition module 20 judge whether the voltage of quick charging battery is greater than preset voltage value, and whether the electric current of quick charging battery is less than pre-set current value, this preset voltage value and pre-set current value can be arranged flexibly according to the concrete condition of quick charging battery.Such as, for the quick charging battery of 4.35V, its preset voltage value can be set to 4.2V; Pre-set current value can be arranged according to the capacity of quick charging battery, can be set to 20% of battery total capacity.

If the voltage not meeting quick charging battery is greater than preset voltage value and the electric current of quick charging battery is less than pre-set current value, then the voltage and electric current continued after voltage and temperature acquisition module 20 wait for preset time detecting the quick charging battery obtained judges.This preset time can be set to 5 seconds, also can arrange as the case may be and flexibly, not limit the present invention.If the voltage of quick charging battery be greater than preset voltage value and the electric current of quick charging battery is less than pre-set current value time, show that the electricity of quick charging battery is soon filled with, such as, quick charging battery has been charged to the electricity of 80%.Now, in order to obtain the charging current of quick charging battery and common batteries, to charge to quick charging battery and common batteries simultaneously simultaneously, voltage and temperature acquisition module 20 are detected by the voltage that the voltage detection unit of quick charging battery is current to quick charging battery, and detected by the voltage that the voltage detection unit of common batteries is current to common batteries, and detect the current temperature of quick charging battery by a temperature sensor, and detect the current temperature of common batteries by another temperature sensor.

Charging current determination module 30, determine the charging current of described first battery for the voltage current according to the current voltage of described first battery and temperature, described second battery, the current voltage of the voltage current according to described second battery and temperature, described first battery determines the charging current of described second battery;

Obtain current voltage and the temperature of quick charging battery, and after the current voltage of common batteries and temperature, charging current determination module 30 is according to the current voltage of quick charging battery and the current voltage of common batteries, and combined charge supply current calculates the first current value of quick charging battery, the temperature correspondence current according to quick charging battery obtains the second current value of quick charging battery, following examples will be described in detail, charging current determination module 30 by the size of the second current value of the first current value and quick charging battery that compare quick charging battery using the charging current of smaller as quick charging battery.Simultaneously, charging current determination module 30 is according to the current voltage of quick charging battery and the current voltage of common batteries, and combined charge supply current calculates the first current value of common batteries, the temperature correspondence current according to common batteries obtains the second current value of common batteries, following examples will be described in detail, charging current determination module 30 by the size of the second current value of the first current value and common batteries that compare common batteries using the charging current of smaller as common batteries.Under making to prevent when big current charges quick charging battery or the too high prerequisite of common batteries temperature, quick charge is carried out to quick charging battery and common batteries with reasonable charging current simultaneously.

Again the current voltage of quick charging battery and the current voltage of temperature and common batteries and temperature will be detected every Preset Time, the charging current of quick charging battery and the charging current of common batteries is determined, until complete the charging simultaneously to charging quick charging battery and common batteries according to above-mentioned same method.This Preset Time can be arranged as the case may be and flexibly, and such as, Preset Time can be set to 10 seconds.

Charging module 40, for according to the charging current of described first battery and the charging current of described second battery, charges to described first battery and described second battery simultaneously.

According to the charging current of quick charging battery obtained above and the charging current of common batteries, charging electric current is carried out reasonable distribution, charging module 40 carries out quick charge to quick charging battery and common batteries simultaneously.When big current can be prevented to charge quick charging battery or common batteries temperature too high, protect the life-span of quick charging battery or common batteries, reasonable distribution charging current quick charging battery and common electricity can be carried out fast and complete charging simultaneously again.

Be illustrated in figure 4 mobile terminal quick charging battery and common batteries syndeton schematic diagram, wherein, application processor is used for controlling the electric current of charging IC1 and charging IC2, and the power switch of system power supply selector switch is controlled, select the powering modes such as quick charging battery is powered, common batteries is powered, quick charging battery and common batteries are powered simultaneously to power to power supply managing chip to make system power supply selector switch.The charging current Iall of charger distribute to charging IC1 and charging IC2 respectively through current sensing resistance obtain charging current I1s to quick charging battery, obtain charging current I2s common batteries charged.

The embodiment of the present invention can bear to being provided with the quick charging battery that big current carries out quick charge, and the mobile terminal of battery capacity larger common batteries is when charging, first quick charge is carried out to quick charging battery, and when the voltage of quick charging battery is greater than preset voltage value and electric current is less than pre-set current value, every Preset Time according to the current voltage of the quick charging battery acquired and temperature, the voltage that common batteries is current and temperature, thus can determine that the charging current of quick charging battery and the charging current of common batteries are charged to quick charging battery and common batteries simultaneously.Make by selecting to carry out quick charge to quick charging battery, reallocation charging current is effectively charged to quick charging battery and common batteries simultaneously, thus achieves integral battery door capacity mobile terminal being carried out to quick charge and lifting mobile terminal.

Further, based on above-described embodiment, in the present embodiment, above-mentioned charging current determination module 30 also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described first battery, the computing formula of the first charging current is: I1sa=Iall*V2/ (V1+V2), wherein, I1sa represents the first charging current of the first battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

Using the charging current of the smaller in the second charging current of the first charging current of described first battery and described first battery as described first battery.

In the present embodiment, during in order to charge to quick charging battery and common batteries at the same time, the charging current of quick charging battery is rationally set, first charging current determination module 30 needs to detect according to the current detecting unit of charger the charging size of current obtaining mobile terminal, represents charging electric current with Iall.Then the current voltage V1 of charging current determination module 30 according to the quick charging battery obtained above and current voltage V2 of common batteries, and combined charge supply current Iall calculates the first charging current I1sa of quick charging battery.The computing formula of the first charging current I1sa of quick charging battery is: I1sa=Iall*V2/ (V1+V2), thus distributes the first charging current I1sa obtaining quick charging battery according to charging electric current I all.

In the present embodiment, pre-set the mapping relations between the temperature of quick charging battery and charging current, as shown in table 1, wherein, Tk represents the temperature of quick charging battery, I1sb represents the charging current of quick charging battery, and the value of Tk1, Tk2, Tk3, Ik1, Ik2, Ik3 can be arranged as the case may be and flexibly.It should be noted that, the mapping relations in table 1 between the temperature of quick charging battery and charging current can be arranged according to actual needs, do not limit the present invention.

Mapping relations between the temperature of table 1. quick charging battery and charging current

The temperature Tk of quick charging battery	The charging current I1sb of quick charging battery
		Tk<Tk1	I1sb＝Ik1
Tk1≤Tk<Tk2	I1sb＝Ik2
		Tk≥Tk2	I1sb＝Ik3

Charging current determination module 30 obtains the Current Temperatures of quick charging battery according to detecting, obtain the second charging current of quick charging battery by question blank 1.Such as, suppose that the Current Temperatures of quick charging battery is for being less than Tk1, second charging current that can obtain quick charging battery is Ik1.

Charging current determination module 30 is to obtaining obtaining the first charging current I1sa of quick charging battery, and the second charging current I1sb of quick charging battery compares, the charging current I1s of final quick charging battery is set to: I1s=min [I1sa, I1sb], namely get the charging current of the smaller in the first charging current I1sa of quick charging battery and the second charging current I1sb of quick charging battery as quick charging battery.

The present embodiment achieves after the voltage current according to charging electric current, quick charging battery and the current voltage of common batteries obtain the first charging current of quick charging battery, in order to prevent the excessive temperature of quick charging battery that causes of the first charging current too high, the current temperature of quick charging battery can be utilized to obtain the second corresponding charging current and to limit.Thus protect the useful life of quick charging battery, and and reach in the process of simultaneously charging at quick charging battery and common batteries, can reasonable distribution charging current, improve the efficiency that quick charging battery is charged.

Further, based on above-mentioned first embodiment, in the present embodiment, above-mentioned charging current determination module 30 also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described second battery, the computing formula of the first charging current is: I2sa=Iall*V1/ (V1+V2), wherein, I2sa represents the first charging current of the second battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

Using the charging current of the smaller in the second charging current of the first charging current of described second battery and described second battery as described second battery.

In the present embodiment, during in order to charge to quick charging battery and common batteries at the same time, rationally arrange the charging current of common batteries, first charging current determination module 30 needs to detect according to the current detecting unit of charger the size obtaining charging electric current I all of mobile terminal.The current voltage V1 of charging current determination module 30 according to the quick charging battery obtained above and current voltage V2 of common batteries, and combined charge supply current Iall calculates the first charging current I2sa of common batteries.The computing formula of the first charging current I2sa of common batteries is: I2sa=Iall*V1/ (V1+V2), thus distributes the first charging current I2sa obtaining common batteries according to charging electric current I all.

In the present embodiment, pre-set the mapping relations between the temperature of common batteries and charging current, as shown in table 2, wherein, Tp represents the temperature of common batteries, I2sb represents the charging current of common batteries, and the value of Tp1, Tp2, Tp3, Ip1, Ip2, Ip3 can be arranged as the case may be and flexibly.It should be noted that, the mapping relations in table 2 between the temperature of common batteries and charging current can be arranged according to actual needs, do not limit the present invention.

Mapping relations between the temperature of table 2. common batteries and charging current

The temperature Tp of common batteries	The charging current I2sb of common batteries
		Tp<Tp1	I2sb＝Ip1
Tp1≤Tp<Tp2	I2sb＝Ip2
		Tp≥Tp2	I2sb＝Ip3

Charging current determination module 30 obtains the Current Temperatures of common batteries according to detecting, obtain the second charging current of common batteries by question blank 2.Such as, suppose that the Current Temperatures of common batteries is for being greater than Tp2, second charging current that can obtain common batteries is Ip3.

Charging current determination module 30 is to the first charging current I2sa of the common batteries obtained, and the second charging current I2sb of common batteries compares, the charging current I2s of final common batteries is set to: I2s=min [I2sa, I2sb], namely get the charging current of the smaller in the first charging current I2sa of common batteries and the second charging current I2sb of common batteries as common batteries.

The present embodiment achieves after the voltage current according to charging electric current, quick charging battery and the current voltage of common batteries obtain the first charging current of common batteries, in order to prevent the excessive temperature of common batteries that causes of the first charging current too high, the current temperature of common batteries can be utilized to obtain the second corresponding charging current and to limit.Thus protect the useful life of common batteries, and and reach in the process of simultaneously charging at quick charging battery and common batteries, can reasonable distribution charging current, improve the efficiency that common batteries is charged.

Further, based on above-mentioned first embodiment, in the present embodiment, above-mentioned mobile terminal double-battery charge electric installation also comprises:

Charging complete module, when the charging current of described first battery and the charging current of described second battery are all less than preset current threshold value, completes the charging to the first battery and the second battery.

Above-mentioned charging current determination module 30 obtains the current voltage of the current voltage of quick charging battery and temperature and acquisition common batteries and temperature according to voltage and temperature acquisition module 20 every Preset Time, and combined charge supply current arranges the charging current of quick charging battery and common batteries, if the charging current of quick charging battery and common batteries is all less than preset current threshold value, then now charging complete module completes the charging to quick charging battery and common batteries.This preset current threshold value can be set to 100 ~ 200mA, also can arrange as the case may be and flexibly.By arranging the condition being full of electricity to quick charging battery and common batteries, thus avoid that charging current is too small causes charging interval long and infringement to battery.

After being full of electricity to the double cell of mobile terminal, subsequent movement terminal, when powering to system, can preferentially be powered by quick charging battery.When quick charging battery voltage is less than preset voltage values, then is switched to common batteries and powers, this preset voltage values can be arranged as the case may be and flexibly, first can carry out quick charge to quick charging battery to facilitate when charging.

Accordingly, as shown in Figure 5, a kind of mobile terminal double-battery charge of the present invention method for electrically first embodiment is proposed.The mobile terminal double-battery charge method for electrically of this embodiment comprises:

Step S10, after mobile terminal enters charge mode, to the first battery charging, and obtain voltage and the electric current of described first battery;

Insert after charger enters charge mode at mobile terminal, first quick charging battery is charged, when rechargeable battery is full of soon, such as, be charged to the electricity of 80%, then distribute charging current respectively to quick charging battery and common batteries respectively and charge.Therefore, need the voltage being detected quick charging battery by the voltage detection unit of quick charging battery, and detected by the electric current of current detecting unit to quick charging battery of quick charging battery, to know the charge condition of quick charging battery according to the voltage of quick charging battery and electric current.

Step S20, be greater than preset voltage value when the voltage of described first battery, and the electric current of described first battery is less than pre-set current value, then obtain the current voltage of described first battery and temperature every Preset Time, and obtain the current voltage of the second battery and temperature;

When after the voltage and electric current of quick charging battery obtained above, judge whether the voltage of quick charging battery is greater than preset voltage value, and whether the electric current of quick charging battery is less than pre-set current value, this preset voltage value and pre-set current value can be arranged flexibly according to the concrete condition of quick charging battery.Such as, for the quick charging battery of 4.35V, its preset voltage value can be set to 4.2V; Pre-set current value can be arranged according to the capacity of quick charging battery, can be set to 20% of battery total capacity.

If the voltage not meeting quick charging battery is greater than preset voltage value and the electric current of quick charging battery is less than pre-set current value, then the voltage and electric current continued after waiting for preset time detecting the quick charging battery obtained judges.This preset time can be set to 5 seconds, also can arrange as the case may be and flexibly, not limit the present invention.If the voltage of quick charging battery be greater than preset voltage value and the electric current of quick charging battery is less than pre-set current value time, show that the electricity of quick charging battery is soon filled with, such as, quick charging battery has been charged to the electricity of 80%.Now, in order to obtain the charging current of quick charging battery and common batteries, to charge to quick charging battery and common batteries simultaneously simultaneously, the voltage current to quick charging battery by the voltage detection unit of quick charging battery detects, and detected by the voltage that the voltage detection unit of common batteries is current to common batteries, and detect the current temperature of quick charging battery by a temperature sensor, and detect the current temperature of common batteries by another temperature sensor.

Step S30, the voltage current according to the current voltage of described first battery and temperature, described second battery determine the charging current of described first battery, and the current voltage of the voltage current according to described second battery and temperature, described first battery determines the charging current of described second battery;

After obtaining the current voltage of quick charging battery and the current voltage of temperature and common batteries and temperature, the voltage current according to quick charging battery and the current voltage of common batteries, and combined charge supply current calculates the first current value of quick charging battery, the temperature correspondence current according to quick charging battery obtains the second current value of quick charging battery, following examples will be described in detail, by the size of the second current value of the first current value and quick charging battery that compare quick charging battery using the charging current of smaller as quick charging battery.Simultaneously, the voltage current according to quick charging battery and the current voltage of common batteries, and combined charge supply current calculates the first current value of common batteries, the temperature correspondence current according to common batteries obtains the second current value of common batteries, following examples will be described in detail, by the size of the second current value of the first current value and common batteries that compare common batteries using the charging current of smaller as common batteries.Under making to prevent when big current charges quick charging battery or the too high prerequisite of common batteries temperature, quick charge is carried out to quick charging battery and common batteries with reasonable charging current simultaneously.

Step S40, according to the charging current of described first battery and the charging current of described second battery, described first battery and described second battery to be charged simultaneously.

According to the charging current of quick charging battery obtained above and the charging current of common batteries, charging electric current is carried out reasonable distribution, quick charge is carried out to quick charging battery and common batteries simultaneously.When big current can be prevented to charge quick charging battery or common batteries temperature too high, protect the life-span of quick charging battery or common batteries, reasonable distribution charging current quick charging battery and common electricity can be carried out fast and complete charging simultaneously again.

Further, based on above-described embodiment, in the present embodiment, above-mentioned steps S30 can comprise:

Obtain the charging electric current of described mobile terminal;

In the present embodiment, during in order to charge to quick charging battery and common batteries at the same time, the charging current of quick charging battery is rationally set, first needs to detect according to the current detecting unit of charger the charging size of current obtaining mobile terminal, represent charging electric current with Iall.Then according to the current voltage V1 of the quick charging battery obtained above and current voltage V2 of common batteries, and combined charge supply current Iall calculates the first charging current I1sa of quick charging battery.The computing formula of the first charging current I1sa of quick charging battery is: I1sa=Iall*V2/ (V1+V2), thus distributes the first charging current I1sa obtaining quick charging battery according to charging electric current I all.

In the present embodiment, pre-set the mapping relations between the temperature of quick charging battery and charging current, as shown in table 3, wherein, Tk represents the temperature of quick charging battery, I1sb represents the charging current of quick charging battery, and the value of Tk1, Tk2, Tk3, Ik1, Ik2, Ik3 can be arranged as the case may be and flexibly.It should be noted that, the mapping relations in table 3 between the temperature of quick charging battery and charging current can be arranged according to actual needs, do not limit the present invention.

Mapping relations between the temperature of table 3. quick charging battery and charging current

According to detecting the Current Temperatures obtaining quick charging battery, obtain the second charging current of quick charging battery by question blank 3.Such as, suppose that the Current Temperatures of quick charging battery is for being less than Tk1, second charging current that can obtain quick charging battery is Ik1.

To obtaining obtaining the first charging current I1sa of quick charging battery, and the second charging current I1sb of quick charging battery compares, the charging current I1s of final quick charging battery is set to: I1s=min [I1sa, I1sb], namely get the charging current of the smaller in the first charging current I1sa of quick charging battery and the second charging current I1sb of quick charging battery as quick charging battery.

Further, based on above-mentioned first embodiment, in the present embodiment, above-mentioned steps S30 can comprise:

Obtain the charging electric current of described mobile terminal;

In the present embodiment, during in order to charge to quick charging battery and common batteries at the same time, the charging current of common batteries is rationally set, first need to detect according to the current detecting unit of charger the size obtaining charging electric current I all of mobile terminal, then according to the current voltage V1 of the quick charging battery obtained above and current voltage V2 of common batteries, and combined charge supply current Iall calculates the first charging current I2sa of common batteries.The computing formula of the first charging current I2sa of common batteries is: I2sa=Iall*V1/ (V1+V2), thus distributes the first charging current I2sa obtaining common batteries according to charging electric current I all.

In the present embodiment, pre-set the mapping relations between the temperature of common batteries and charging current, as shown in table 4, wherein, Tp represent common batteries temperature, I2sb represents the charging current of common batteries, and the value of Tp1, Tp2, Tp3, Ip1, Ip2, Ip3 can be arranged as the case may be and flexibly.It should be noted that, the mapping relations in table 4 between the temperature of common batteries and charging current can be arranged according to actual needs, do not limit the present invention.

Mapping relations between the temperature of table 4. common batteries and charging current

According to detecting the Current Temperatures obtaining common batteries, obtain the second charging current of common batteries by question blank 4.Such as, suppose that the Current Temperatures of common batteries is for being greater than Tp2, second charging current that can obtain common batteries is Ip3.

To the first charging current I2sa of the common batteries obtained, and common batteries the second charging current I2sb compare, the charging current I2s of final common batteries is set to: I2s=min [I2sa, I2sb], namely get the charging current of the smaller in the first charging current I2sa of common batteries and the second charging current I2sb of common batteries as common batteries.

Further, based on above-mentioned first embodiment, in the present embodiment, can comprise after above-mentioned steps S40: when the charging current of described first battery and the charging current of described second battery are all less than preset current threshold value, complete the charging to the first battery and the second battery.

Above-mentionedly obtain the current voltage of quick charging battery and temperature every Preset Time and obtain the current voltage of common batteries and temperature, and combined charge supply current arranges the charging current of quick charging battery and common batteries, if the charging current of quick charging battery and common batteries is all less than preset current threshold value, then now complete the charging to quick charging battery and common batteries.This preset current threshold value can be set to 100 ~ 200mA, also can arrange as the case may be and flexibly.By arranging the condition being full of electricity to quick charging battery and common batteries, thus avoid that charging current is too small causes charging interval long and infringement to battery.

Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium (as ROM/RAM, magnetic disc, CD), comprising some instructions in order to make a station terminal equipment (can be mobile phone, computer, server, air conditioner, or the network equipment etc.) perform method described in each embodiment of the present invention.

These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims

1. a mobile terminal double-battery charge electric installation, is characterized in that, described mobile terminal double-battery charge electric installation comprises:

2. mobile terminal double-battery charge electric installation as claimed in claim 1, is characterized in that, described charging current determination module also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described first battery, the computing formula of the first charging current is: I1sa=Iall*V2/ (V1+V2), wherein, I1sa represents the first charging current of the first battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

3. mobile terminal double-battery charge electric installation as claimed in claim 1, is characterized in that, described charging current determination module also for, obtain the charging electric current of described mobile terminal; The voltage current according to described charging electric current, described first battery and the current voltage of described second battery calculate the first charging current of described second battery, the computing formula of the first charging current is: I2sa=Iall*V1/ (V1+V2), wherein, I2sa represents the first charging current of the second battery, Iall represents charging electric current, V1 represents that the voltage that the first battery is current, V2 represent the voltage that the second battery is current;

4. mobile terminal double-battery charge electric installation as claimed in claim 1, it is characterized in that, described mobile terminal double-battery charge electric installation also comprises:

5. the mobile terminal double-battery charge electric installation according to any one of claim 1-4, it is characterized in that, described first rechargeable battery is quick charging battery, described second rechargeable battery is common batteries.

6. a mobile terminal double-battery charge method for electrically, is characterized in that, described mobile terminal double-battery charge method for electrically comprises the following steps:

7. mobile terminal double-battery charge method for electrically as claimed in claim 6, is characterized in that, the current voltage of the described voltage current according to described first battery and temperature, described second battery determines that the charging current of described first battery comprises:

Obtain the charging electric current of described mobile terminal;

8. mobile terminal double-battery charge method for electrically as claimed in claim 6, is characterized in that, the current voltage of the described voltage current according to described second battery and temperature, described first battery determines that the charging current of described second battery comprises:

Obtain the charging electric current of described mobile terminal;

9. mobile terminal double-battery charge method for electrically as claimed in claim 6, is characterized in that, the charging current of the described charging current according to described first battery and described second battery, comprises after charging simultaneously to described first battery and described second battery:

10. the mobile terminal double-battery charge method for electrically according to any one of claim 6-9, it is characterized in that, described first rechargeable battery is quick charging battery, described second rechargeable battery is common batteries.