CN105071449A - Terminal battery charging and discharging curve parameter adjustment method and device - Google Patents
Terminal battery charging and discharging curve parameter adjustment method and device Download PDFInfo
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- CN105071449A CN105071449A CN201510368946.8A CN201510368946A CN105071449A CN 105071449 A CN105071449 A CN 105071449A CN 201510368946 A CN201510368946 A CN 201510368946A CN 105071449 A CN105071449 A CN 105071449A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/10—Energy storage using batteries
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Abstract
The present invention discloses a terminal battery charging and discharging curve parameter adjustment method. The method comprises the steps of acquiring a preset quick-charging cut-off voltage when a terminal is at a charging state; acquiring a corresponding battery capacity based on the quick-charging cut-off voltage; updating the quick-charging cut-off voltage and the battery capacity to be a full charge voltage and a full charge electric quantity of battery charging curve parameters, so as to display a battery remaining capacity in a charging process based on the updated battery charging curve parameters. A terminal battery charging and discharging curve parameter adjustment device is also disclosed. The battery capacity is displayed to be 100% once rapid charge of the battery is completed, and remains unchanged in a following small-current charging process, thereby reducing charging duration.
Description
Technical field
The present invention relates to intelligent terminal field, particularly relate to a kind of end cell charging and discharging curve parameter regulation means and device.
Background technology
Three phases is comprised successively, trickle charge (TC), constant current charge (CC) in the charging process that battery is complete, and constant voltage charge (CV), constant current charge belongs to the quick charge stage; Trickle charge and constant voltage charge all belong to the low current charge stage.Generally, the threshold voltage that trickle charge turns constant current charge is less than the shutdown voltage of mobile terminal device, and therefore the charging interval in trickle charge stage can ignore.At constant voltage charging phase, charging interval probably needs 30 minutes ~ 50 minutes consuming time, but to battery charging effective charge capacity only account for the total effective electricity of battery less than 10%,: constant voltage charging phase consumes the more charging interval, but in fact less to the contribution of battery charge that is.
In traditional mobile terminal equipment, lithium battery dump energy accounts for battery dump energy the percent value that battery completely fills effective electricity to represent, the defect of this method for expressing is that battery electric quantity increases very fast in constant-current charging of battery process, and become very slow in the increase of low current charge stage (electricity is more than 90%) battery charge, cause battery to complete time of charging long, charge consuming time.
Summary of the invention
Main purpose of the present invention is to propose a kind of end cell charging and discharging curve parameter regulation means and device, is intended to reduce battery charging consuming time.
For achieving the above object, a kind of end cell charging and discharging curve parameter regulation means provided by the invention, described end cell charging and discharging curve parameter regulation means comprises step:
When terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Corresponding battery electric quantity is obtained based on the described cut-ff voltage that fills soon;
Be full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
Preferably, described end cell charging and discharging curve parameter regulation means also comprises step:
When described terminal switches to discharge condition by described charged state, obtain the current open circuit voltage of described battery;
Current full charge pressure and current full charge amount is determined based on described current open circuit voltage;
Adopt obtain full charge pressure and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
Preferably, the step of the open circuit voltage that the described battery of described acquisition is current comprises:
Obtain current battery level and current flow;
The current open circuit voltage of described battery is calculated based on described current battery level, current flow and the default internal resistance of cell.
Preferably, describedly determine that current full charge pressure and the step of current full charge amount comprise based on described current open circuit voltage:
Judge whether described current open circuit voltage is more than or equal to and describedly fill cut-ff voltage soon;
Described current open circuit voltage be more than or equal to described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
Preferably, described judge described current open circuit voltage whether be more than or equal to described fill the step of cut-ff voltage soon after, describedly determine that current full charge pressure and the step of current full charge amount also comprise based on described current open circuit voltage:
Described current open circuit voltage be less than described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure;
Using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
In addition, for achieving the above object, the present invention also proposes a kind of end cell charging and discharging curve parameter adjustment controls, and described end cell charging and discharging curve parameter adjustment controls comprise:
Voltage acquisition module, for when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Electricity acquisition module, for obtaining corresponding battery electric quantity based on the described cut-ff voltage that fills soon;
Update module, for being full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
Preferably, described voltage acquisition module, also for when described terminal switches to discharge condition by described charged state, obtains the current open circuit voltage of described battery; Described end cell charging and discharging curve parameter adjustment controls also comprise determination module, for determining current full charge pressure and current full charge amount based on described current open circuit voltage; Described update module, also for adopt the full charge of acquisition press and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
Preferably, described voltage acquisition module comprises:
Acquiring unit, for obtaining current battery level and current flow;
Computing unit, for calculating the current open circuit voltage of described battery based on described current battery level, current flow and the default internal resistance of cell.
Preferably, described determination module comprises:
Judging unit, describedly fills cut-ff voltage soon for judging whether described current open circuit voltage is more than or equal to;
Comparing unit, for be more than or equal at described current open circuit voltage described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Processing unit, for using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
Preferably, described processing unit, also for be less than at described current open circuit voltage described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure, using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
The end cell charging and discharging curve parameter regulation means that the present invention proposes and device, when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon; Corresponding battery electric quantity is obtained based on the described cut-ff voltage that fills soon; Be full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on upgrade after battery discharge curve parameter display battery dump energy, be shown as absolutely by the battery electric quantity of terminal after quickly charging battery completes, in follow-up low current charge process, the electricity of battery is constant, reduces charging duration.
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 schematic flow sheet of end cell charging and discharging curve parameter regulation means first embodiment of the present invention;
Fig. 4 is the schematic flow sheet of end cell charging and discharging curve parameter regulation means second embodiment of the present invention
Fig. 5 is the refinement schematic flow sheet that the present invention obtains battery current open circuit voltage;
Fig. 6 is that the present invention adopts the full charge of acquisition pressure and full charge amount to upgrade the refinement schematic flow sheet of current battery discharge curve parameter;
Fig. 7 is the high-level schematic functional block diagram of end cell charging and discharging curve parameter adjustment controls first embodiment of the present invention;
Fig. 8 is the high-level schematic functional block diagram of end cell charging and discharging curve parameter adjustment controls second embodiment of the present invention
Fig. 9 is the refinement high-level schematic functional block diagram of voltage acquisition module in end cell charging and discharging curve parameter adjustment controls second embodiment of the present invention;
Figure 10 is the refinement high-level schematic functional block diagram of determination module in end cell charging and discharging curve parameter adjustment controls second 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 1220, 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 1210 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, touch pad (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 touch pad is superimposed upon on display unit 151 as a layer, touch-screen can be formed.
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, touch 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 1410 and will be described this in conjunction with touch-screen below.
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 touch pad as a layer superposed on one another to form touch-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).Touch-screen can be used for detecting touch input pressure and touch input position and touch and inputs 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 loud speaker, 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, touch 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 when touch be applied to touch-screen time the vibration of various modes that exports and the data of audio signal.
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 1810 for reproducing (or playback) multi-medium data, and multi-media module 1810 can be configured in controller 180, or can be configured to be separated with controller 180.Controller 180 can pattern recognition process, is identified as character or image so that input is drawn in the handwriting input performed on the touchscreen 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 BSC2750.
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 understand, 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 above-mentioned mobile terminal hardware configuration and communicator, each embodiment of end cell charging and discharging curve parameter regulation means of the present invention is proposed.
As shown in Figure 3, Fig. 3 is the schematic flow sheet of end cell charging and discharging curve parameter regulation means first embodiment of the present invention.
The present embodiment proposes a kind of end cell charging and discharging curve parameter regulation means, and described end cell charging and discharging curve parameter regulation means comprises:
Step S10, when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Three phases is comprised successively, trickle charge (TC), constant current charge (CC) in the charging process that battery is complete, and constant voltage charge (CV), constant current charge belongs to the quick charge stage; Trickle charge and constant voltage charge all belong to the low current charge stage, this fill soon cut-ff voltage be battery constant current charge state stop time, the open circuit voltage of battery.
Owing to there will be loss in the continuous use procedure of battery, therefore the mapping relations that predeterminable battery uses duration and fills soon between cut-ff voltage, when the quick-charge state that terminal is in, obtain the current use duration of battery, and obtain described current use duration corresponding fill cut-ff voltage soon.
Step S20, obtains corresponding battery electric quantity based on the described cut-ff voltage that fills soon;
Volume mapping relations between the open circuit voltage of predeterminable battery and battery electric quantity, and fill battery electric quantity corresponding to cut-ff voltage soon based on the acquisition of these mapping relations is current, these mapping relations can based on mapping relations table, or the curve between battery electric quantity and open circuit voltage is formed.
Described cut-ff voltage and the described battery electric quantity update of filling soon is full charge pressure in battery discharge curve parameter and full charge amount by step S30, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
In the present embodiment, full charge pressure is open circuit voltage when battery is full of electricity, and full charge amount is the electricity of battery when being full of electricity, can identify the remaining battery power of battery based on the percentage between battery real time electrical quantity and full charge amount.
Be understandable that, the dump energy of end cell is often measured by the voltameter in terminal, can adopt the battery discharge curve parameter in the full charge pressure and full charge amount renewal voltameter got.In the process upgrading battery electric quantity, can directly based on current electric quantity corresponding to open circuit voltage acquisition terminal that terminal is current, and based on the dump energy percentage of current electric quantity and full charge amount computing terminal, and show this percentage with marking terminal dump energy.
In the present embodiment, can timing acquisition battery current state, when battery enters charged state, namely perform step S10, the concrete obtain manner of battery current state is as follows:
1) obtain current present charge state, and be saved in current_chg_status;
2) more last battery charging state prev_chg_status and present battery charged state current_chg_status, if both are different, then represents that battery current state changes, needs to upgrade voltameter battery charging and discharging parameter of curve; Present battery charged state current_chg_status is adopted to upgrade last battery charging state prev_chg_status.When both are identical, continue timing acquisition battery current state.When battery current state changes, terminal may enter charged state also may enter discharge condition.
The end cell charging and discharging curve parameter regulation means that the present embodiment proposes, when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon; Corresponding battery electric quantity is obtained based on the described cut-ff voltage that fills soon; Be full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on upgrade after battery discharge curve parameter display battery dump energy, be shown as absolutely by the battery electric quantity of terminal after quickly charging battery completes, in follow-up low current charge process, the electricity of battery is constant, reduces charging duration.
For avoiding when charged state switches to discharge condition, there is the situation of electricity saltus step, with reference to Fig. 4, based on the first embodiment, end cell charging and discharging curve parameter regulation means second embodiment of the present invention is proposed, in the present embodiment, described end cell charging and discharging curve parameter regulation means also comprises step:
Step S40, when described terminal switches to discharge condition by described charged state, obtains the current open circuit voltage of described battery;
With reference to Fig. 5, described step S40 comprises:
Step S41, obtains current battery level and current flow;
Step S42, calculates the current open circuit voltage of described battery based on described current battery level, current flow and the default internal resistance of cell.
The current voltage of battery detects by voltage check device and obtains, and the computing formula of open circuit voltage is as follows: Vocv=V-I*R, and wherein Vocv is open circuit voltage, and V is current battery level, and I is current flow, and R is the internal resistance of cell.
Step S50, determines current full charge pressure and current full charge amount based on described current open circuit voltage;
Step S60, adopt obtain full charge pressure and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
With reference to Fig. 6, described step S50 comprises:
Step S51, judges whether described current open circuit voltage is more than or equal to and describedly fills cut-ff voltage soon;
Step S52, described current open circuit voltage be more than or equal to described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Step S53, using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
In the present embodiment, the difference between current open circuit voltage and each default full charge pressure can be calculated successively, to determine the default full charge pressure minimum with current open circuit voltage difference.
Battery charging and discharging parameter of curve is by cell voltage during charge-discharge test instrument cut-off charging is set to battery rated maximum voltage (full charge pressure) Vcv, when during cut-off charging, battery electric quantity is set to the specified effective electricity of battery (full charge amount) FCC, to battery different temperatures (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) carry out charge and discharge cycles experiment (general 500 times) under environment, thus the battery obtained is under various temperature environment, the mapping relations of battery dump energy SOC and battery open circuit voltage OCV, hardware voltameter can calculate battery dump energy SOC according to battery charging and discharging parameter of curve, the generative process of the full charge amount of each full charge pressure and correspondence thereof is as follows:
In this programme, the list of battery charging and discharging parameter of curve is made up of a series of battery charging and discharging parameter of curve, when the difference of these battery charging and discharging parameters of curve is to carry out charge-discharge test to battery, charge-discharge test instrument ends battery full charge pressure when charging, battery full charge amount is all not identical.Concrete operation method is as follows:
1) equivalence is carried out to the battery magnitude of voltage filled soon between cut-ff voltage Vcc (ConstantCurrent) and battery rated maximum voltage (full charge pressure) Vcv (ConstantVoltage) and divide the multiple full charge pressure of formation, divide number i and can adjust (this sentence divide number i 3 to be described) according to actual conditions, battery charging and discharging parameter of curve in acquisition battery rated maximum voltage Vcv situation
First battery full charge is installed with and is set to Vcv (battery rated maximum voltage), battery full charge amount is set to FCC (the specified effective electricity of battery); Then battery is placed in respectively assigned temperature environment (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) and carries out charge-discharge test, thus obtain battery in full charge pressure for Vcv, full charge amount are the battery charging and discharging parameter of curve Tcv in FCC situation;
3) by above-mentioned battery charging and discharging parameter of curve Tcv, battery dump energy SOCcc, SOCcv_i (i=1,2,3) that battery is corresponding under OCV voltage is Vcc, Vcv_i (i=1,2,3) situation is searched;
4) the battery charging and discharging parameter of curve of battery under full charge pressure is Vcc, Vcv_i situation is obtained.
First respectively Vcc, Vcv_i (i=1,2,3) are labeled as battery full charge pressure, FCC*SOCcc, FCC*SOCcv_i (i=1,2,3) are labeled as battery full charge amount; Then battery is placed in respectively designated environment temperature (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) and carries out charge-discharge test, thus obtain battery in full charge pressure for Vcc, Vcv_i (i=1,2,3), full charge amount are battery charging and discharging parameter of curve Tcc, the Tcv_i (i=1,2,3) in FCC*SOCcc, FCC*SOCcv_i (i=1,2,3) situation.
Be understandable that, described current open circuit voltage be less than described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure; Using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
The present invention further provides a kind of end cell charging and discharging curve parameter adjustment controls.
With reference to the high-level schematic functional block diagram that Fig. 7, Fig. 7 are end cell charging and discharging curve parameter adjustment controls first embodiment of the present invention.
It is emphasized that, to one skilled in the art, functional block diagram shown in Fig. 7 is only the exemplary plot of a preferred embodiment, those skilled in the art, around the functional module of the end cell charging and discharging curve parameter adjustment controls shown in Fig. 7, can carry out supplementing of new functional module easily; The title of each functional module is self-defined title, only for auxiliary each program function block understanding these end cell charging and discharging curve parameter adjustment controls, be not used in and limit technical scheme of the present invention, the core of technical solution of the present invention is, the function that the functional module of respective define name will be reached.
A kind of end cell charging and discharging curve of the present embodiment parameter adjustment controls, described end cell charging and discharging curve parameter adjustment controls comprise:
Voltage acquisition module 10, for when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Three phases is comprised successively, trickle charge (TC), constant current charge (CC) in the charging process that battery is complete, and constant voltage charge (CV), constant current charge belongs to the quick charge stage; Trickle charge and constant voltage charge all belong to the low current charge stage, this fill soon cut-ff voltage be battery constant current charge state stop time, the open circuit voltage of battery.
Owing to there will be loss in the continuous use procedure of battery, therefore the mapping relations that predeterminable battery uses duration and fills soon between cut-ff voltage, when the quick-charge state that terminal is in, voltage acquisition module 10 obtains the current use duration of battery, and obtain described current use duration corresponding fill cut-ff voltage soon.
Electricity acquisition module 20, for obtaining corresponding battery electric quantity based on the described cut-ff voltage that fills soon;
Volume mapping relations between the open circuit voltage of predeterminable battery and battery electric quantity, and fill battery electric quantity corresponding to cut-ff voltage soon based on the acquisition of these mapping relations is current, these mapping relations can based on mapping relations table, or the curve between battery electric quantity and open circuit voltage is formed.
Update module 30, for being full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
In the present embodiment, full charge pressure is open circuit voltage when battery is full of electricity, and full charge amount is the electricity of battery when being full of electricity, can identify the remaining battery power of battery based on the percentage between battery real time electrical quantity and full charge amount.
Be understandable that, the dump energy of end cell is often measured by the voltameter in terminal, can adopt the battery discharge curve parameter in the full charge pressure and full charge amount renewal voltameter got.In the process upgrading battery electric quantity, can directly based on current electric quantity corresponding to open circuit voltage acquisition terminal that terminal is current, and based on the dump energy percentage of current electric quantity and full charge amount computing terminal, and show this percentage with marking terminal dump energy.
In the present embodiment, state monitoring module, can timing acquisition battery current state, when battery enters charged state, acquisition module 10 obtain preset fill cut-ff voltage soon, the concrete obtain manner of battery current state is as follows:
1) obtain current present charge state, and be saved in current_chg_status;
2) more last battery charging state prev_chg_status and present battery charged state current_chg_status, if both are different, then represents that battery current state changes, needs to upgrade voltameter battery charging and discharging parameter of curve; Present battery charged state current_chg_status is adopted to upgrade last battery charging state prev_chg_status.When both are identical, continue timing acquisition battery current state.When battery current state changes, terminal may enter charged state also may enter discharge condition.
The end cell charging and discharging curve parameter adjustment controls that the present embodiment proposes, when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon; Corresponding battery electric quantity is obtained based on the described cut-ff voltage that fills soon; Be full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on upgrade after battery discharge curve parameter display battery dump energy, be shown as absolutely by the battery electric quantity of terminal after quickly charging battery completes, in follow-up low current charge process, the electricity of battery is constant, reduces charging duration.
For avoiding when charged state switches to discharge condition, there is the situation of electricity saltus step, with reference to Fig. 8, based on the first embodiment, end cell charging and discharging curve parameter adjustment controls second embodiment of the present invention is proposed, in the present embodiment, described voltage acquisition module 10, also for when described terminal switches to discharge condition by described charged state, obtains the current open circuit voltage of described battery; Described end cell charging and discharging curve parameter adjustment controls also comprise determination module 40, for determining current full charge pressure and current full charge amount based on described current open circuit voltage; Described update module 30, also for adopt the full charge of acquisition press and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
With reference to Fig. 9, described voltage acquisition module 10 comprises:
Acquiring unit 11, for obtaining current battery level and current flow;
Computing unit 12, for calculating the current open circuit voltage of described battery based on described current battery level, current flow and the default internal resistance of cell.
The current voltage of battery detects by voltage check device and obtains, and the computing formula of open circuit voltage is as follows: Vocv=V-I*R, and wherein Vocv is open circuit voltage, and V is current battery level, and I is current flow, and R is the internal resistance of cell.
With reference to Figure 10, described determination module 40 comprises:
Judging unit 41, describedly fills cut-ff voltage soon for judging whether described current open circuit voltage is more than or equal to;
Comparing unit 42, for be more than or equal at described current open circuit voltage described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Processing unit 43, for using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
In the present embodiment, processing unit 43 can calculate the difference between current open circuit voltage and each default full charge pressure successively, to determine the default full charge pressure minimum with current open circuit voltage difference.
Battery charging and discharging parameter of curve is by cell voltage during charge-discharge test instrument cut-off charging is set to battery rated maximum voltage (full charge pressure) Vcv, when during cut-off charging, battery electric quantity is set to the specified effective electricity of battery (full charge amount) FCC, to battery different temperatures (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) carry out charge and discharge cycles experiment (general 500 times) under environment, thus the battery obtained is under various temperature environment, the mapping relations of battery dump energy SOC and battery open circuit voltage OCV, hardware voltameter can calculate battery dump energy SOC according to battery charging and discharging parameter of curve, the generative process of the full charge amount of each full charge pressure and correspondence thereof is as follows:
In this programme, the list of battery charging and discharging parameter of curve is made up of a series of battery charging and discharging parameter of curve, when the difference of these battery charging and discharging parameters of curve is to carry out charge-discharge test to battery, charge-discharge test instrument ends battery full charge pressure when charging, battery full charge amount is all not identical.Concrete operation method is as follows:
1) equivalence is carried out to the battery magnitude of voltage filled soon between cut-ff voltage Vcc (ConstantCurrent) and battery rated maximum voltage (full charge pressure) Vcv (ConstantVoltage) and divide the multiple full charge pressure of formation, divide number i and can adjust (this sentence divide number i 3 to be described) according to actual conditions, battery charging and discharging parameter of curve in acquisition battery rated maximum voltage Vcv situation
First battery full charge is installed with and is set to Vcv (battery rated maximum voltage), battery full charge amount is set to FCC (the specified effective electricity of battery); Then battery is placed in respectively assigned temperature environment (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) and carries out charge-discharge test, thus obtain battery in full charge pressure for Vcv, full charge amount are the battery charging and discharging parameter of curve Tcv in FCC situation;
3) by above-mentioned battery charging and discharging parameter of curve Tcv, battery dump energy SOCcc, SOCcv_i (i=1,2,3) that battery is corresponding under OCV voltage is Vcc, Vcv_i (i=1,2,3) situation is searched;
4) the battery charging and discharging parameter of curve of battery under full charge pressure is Vcc, Vcv_i situation is obtained.
First respectively Vcc, Vcv_i (i=1,2,3) are labeled as battery full charge pressure, FCC*SOCcc, FCC*SOCcv_i (i=1,2,3) are labeled as battery full charge amount; Then battery is placed in respectively designated environment temperature (-5 DEG C, 0 DEG C, 25 DEG C, 40 DEG C, 60 DEG C) and carries out charge-discharge test, thus obtain battery in full charge pressure for Vcc, Vcv_i (i=1,2,3), full charge amount are battery charging and discharging parameter of curve Tcc, the Tcv_i (i=1,2,3) in FCC*SOCcc, FCC*SOCcv_i (i=1,2,3) situation.
Be understandable that, described processing unit 43, also for be less than at described current open circuit voltage described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure, using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or device and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or device.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the device comprising this key element and also there is other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
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 (10)
1. an end cell charging and discharging curve parameter regulation means, is characterized in that, described end cell charging and discharging curve parameter regulation means comprises step:
When terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Corresponding battery electric quantity is obtained based on the described cut-ff voltage that fills soon;
Be full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
2. the end cell charging and discharging curve parameter regulation means as shown in claim 1, is characterized in that, described end cell charging and discharging curve parameter regulation means also comprises step:
When described terminal switches to discharge condition by described charged state, obtain the current open circuit voltage of described battery;
Current full charge pressure and current full charge amount is determined based on described current open circuit voltage;
Adopt obtain full charge pressure and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
3. end cell charging and discharging curve parameter regulation means as claimed in claim 2, it is characterized in that, the step of the open circuit voltage that the described battery of described acquisition is current comprises:
Obtain current battery level and current flow;
The current open circuit voltage of described battery is calculated based on described current battery level, current flow and the default internal resistance of cell.
4. end cell charging and discharging curve parameter regulation means as claimed in claim 2, is characterized in that, describedly determines that the step of current full charge pressure and current full charge amount comprises based on described current open circuit voltage:
Judge whether described current open circuit voltage is more than or equal to and describedly fill cut-ff voltage soon;
Described current open circuit voltage be more than or equal to described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
5. end cell charging and discharging curve parameter regulation means as claimed in claim 4, it is characterized in that, described judge described current open circuit voltage whether be more than or equal to described fill the step of cut-ff voltage soon after, describedly determine that current full charge pressure and the step of current full charge amount also comprise based on described current open circuit voltage:
Described current open circuit voltage be less than described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure;
Using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
6. end cell charging and discharging curve parameter adjustment controls, is characterized in that, described end cell charging and discharging curve parameter adjustment controls comprise:
Voltage acquisition module, for when terminal is in charged state, what acquisition was preset fills cut-ff voltage soon;
Electricity acquisition module, for obtaining corresponding battery electric quantity based on the described cut-ff voltage that fills soon;
Update module, for being full charge pressure in battery discharge curve parameter and full charge amount by described cut-ff voltage and the described battery electric quantity update of filling soon, with in charging process based on the battery discharge curve parameter display battery dump energy after upgrading.
7. the end cell charging and discharging curve parameter regulation means as shown in claim 6, is characterized in that, described voltage acquisition module, also for when described terminal switches to discharge condition by described charged state, obtains the current open circuit voltage of described battery; Described end cell charging and discharging curve parameter adjustment controls also comprise determination module, for determining current full charge pressure and current full charge amount based on described current open circuit voltage; Described update module, also for adopt the full charge of acquisition press and full charge amount upgrade current battery discharge curve parameter, with in discharge process based on described battery discharge curve parameter display battery dump energy.
8. end cell charging and discharging curve parameter adjustment controls as claimed in claim 7, it is characterized in that, described voltage acquisition module comprises:
Acquiring unit, for obtaining current battery level and current flow;
Computing unit, for calculating the current open circuit voltage of described battery based on described current battery level, current flow and the default internal resistance of cell.
9. end cell charging and discharging curve parameter adjustment controls as claimed in claim 7, it is characterized in that, described determination module comprises:
Judging unit, describedly fills cut-ff voltage soon for judging whether described current open circuit voltage is more than or equal to;
Comparing unit, for be more than or equal at described current open circuit voltage described fill cut-ff voltage soon time, the described current open circuit voltage of battery and each default full charge pressure are compared;
Processing unit, for using with the minimum described full charge pressure of described current open circuit voltage difference as described current full charge pressure, and using battery electric quantity corresponding for described current full charge pressure as described current full charge amount.
10. end cell charging and discharging curve parameter adjustment controls as claimed in claim 9, it is characterized in that, described processing unit, also for be less than at described current open circuit voltage described fill cut-ff voltage soon time, using the described cut-ff voltage that fills soon as described current full charge pressure, using described battery electric quantity corresponding to cut-ff voltage that fill soon as described current full charge amount.
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