WO2018129977A1 - Procédé et appareil de commande de charge, support de stockage et dispositif informatique - Google Patents

Procédé et appareil de commande de charge, support de stockage et dispositif informatique Download PDF

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Publication number
WO2018129977A1
WO2018129977A1 PCT/CN2017/106946 CN2017106946W WO2018129977A1 WO 2018129977 A1 WO2018129977 A1 WO 2018129977A1 CN 2017106946 W CN2017106946 W CN 2017106946W WO 2018129977 A1 WO2018129977 A1 WO 2018129977A1
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WIPO (PCT)
Prior art keywords
battery
charge
temperature
discharge rate
value
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Application number
PCT/CN2017/106946
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English (en)
Chinese (zh)
Inventor
张强
孔凡红
廖福椿
Original Assignee
广东欧珀移动通信有限公司
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Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Publication of WO2018129977A1 publication Critical patent/WO2018129977A1/fr

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/007188Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/007192Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • H02J7/007194Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery

Definitions

  • the present invention relates to the field of terminal charging technologies, and in particular, to a charging control method, apparatus, storage medium, and computer device.
  • the embodiment of the invention provides a charging control method, device, storage medium and computer device, which can improve the charging speed of the terminal in a low temperature environment.
  • Embodiments of the present invention provide a charging control method, including:
  • the battery is charged according to the first target charging current value.
  • An embodiment of the present invention provides a charging control apparatus, including: a temperature detecting module, a charging and discharging rate acquisition module, a first current value acquiring module, and a first charging module;
  • the temperature detecting module is configured to detect a battery temperature of the battery
  • the charge and discharge rate acquisition module is configured to acquire a charge and discharge rate corresponding to the battery temperature when the battery temperature is lower than a preset temperature
  • the first current value acquisition module is configured to obtain a corresponding first target charging current value according to the battery capacity and the charge and discharge rate;
  • the first charging module is configured to charge the battery according to the first target charging current value.
  • the embodiment of the present invention provides a storage medium on which a computer program is stored, and when the computer program is executed on a computer, the computer is caused to perform the charging control method provided by the embodiment of the present invention.
  • An embodiment of the present invention provides a computer device, including a memory, and a processor, by using a computer program stored in the memory, to perform the steps:
  • the battery is charged according to the first target charging current value.
  • the embodiment of the invention provides a charging control method, device, storage medium and computer device, which can improve the charging speed of the terminal in a low temperature environment.
  • FIG. 1 is a schematic flow chart of a charging control method according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of connection of a thermistor according to an embodiment of the present invention.
  • FIG. 3 is a schematic flow chart of another charging control method according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a charging control system according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a charging control apparatus according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of another charging control apparatus according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a computer device according to an embodiment of the present invention.
  • FIG. 9 is another schematic structural diagram of a computer device according to an embodiment of the present invention.
  • first”, “second”, “third” and “fourth” and the like in the present invention are used to distinguish different objects, and are not intended to describe a specific order.
  • the terms “comprises” and “comprising” and “comprising” are intended to cover a non-exclusive inclusion.
  • a process, method, system, product, or device that comprises a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units not listed, or alternatively Other steps or units inherent to these processes, methods, products or equipment.
  • references to "an embodiment” herein mean that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of the invention.
  • the appearances of the phrases in various places in the specification are not necessarily referring to the same embodiments, and are not exclusive or alternative embodiments that are mutually exclusive. Those skilled in the art will understand and implicitly understand that the embodiments described herein can be combined with other embodiments.
  • the execution body of the charging control method provided by the embodiment of the present invention may be the charging control device provided by the embodiment of the present invention or the terminal integrated with the charging control device.
  • the charging control device can be implemented in hardware or software.
  • the terminal described in the embodiment of the present invention may be a smart phone (such as an Android mobile phone, Windows). Phone, etc.), tablet, PDA, laptop or mobile internet device (MID, Mobile Internet) Devices), the above terminals are only examples, not exhaustive, including but not limited to the above terminals.
  • Embodiments of the present invention provide a charging control method, apparatus, storage medium, and computer device. The description will be separately made below.
  • Embodiments of the present invention provide a charging control method, including:
  • the battery is charged according to the first target charging current value.
  • the step of acquiring the charge/discharge rate corresponding to the battery temperature may include: determining a preset temperature interval in which the battery temperature falls; and acquiring a charge and discharge rate corresponding to the preset temperature interval.
  • the step of acquiring a charge/discharge rate corresponding to the battery temperature may include: detecting a current battery voltage of the battery; and acquiring the battery when the battery voltage is lower than a preset voltage The charge and discharge ratio corresponding to the temperature.
  • the charging control method provided by the embodiment of the present invention may further include the following steps: detecting a current battery of the battery every preset time period during charging the battery according to the first target charging current value a voltage; when the battery voltage is not lower than the preset voltage, charging the battery according to a third target charging current value, the third target charging current value being less than the first target charging current value.
  • the step of acquiring the charge/discharge rate corresponding to the battery temperature may include: if the value of the battery temperature is detected to be a non-integer, the value of the battery temperature is rounded off. After the whole process, the rounded value is obtained; according to the rounded value, the corresponding charge and discharge rate is determined.
  • the step of detecting a battery temperature of the battery may include: detecting a battery temperature of the battery if it is determined that the terminal is in a charging state.
  • the step of detecting a battery temperature of the battery may include: acquiring a voltage value of the thermistor preset in the battery, and calculating a corresponding resistance value according to the voltage value of the thermistor. And obtaining a corresponding battery temperature according to the resistance value.
  • a charging control method is provided. As shown in FIG. 1, the flow may be as follows:
  • step S101 the battery temperature of the battery is detected.
  • a thermistor may be built in the terminal, and the thermistor may be built in the battery of the terminal device, and then the voltage value of the thermistor is detected by an analog-to-digital converter to obtain the current temperature of the battery.
  • the thermistor can be built in the battery of the terminal device, and one end of the thermistor R1 is connected to the TEM pin of the battery, and the other end is grounded.
  • the resistance value of the thermistor R1 changes correspondingly when the temperature changes. If the digital-to-analog converter detects the voltage value of the thermistor R1, the resistance value of the thermistor can be calculated according to the voltage value, and those skilled in the art should understand that according to the temperature-affected characteristic of the resistance value of the thermistor, The current temperature of the battery can be obtained according to the resistance value, and will not be further described herein.
  • detecting the battery temperature of the battery in step S101 may include:
  • a corresponding battery temperature is obtained according to the resistance value.
  • the thermistor R1 may be disposed on the circuit board near the battery slot, for example, a position facing the battery slot to accurately sense the temperature change around the battery. To achieve timely response to charge control.
  • Step S102 when the battery temperature is lower than the preset temperature, the charge/discharge rate corresponding to the battery temperature is obtained.
  • a preset temperature value may be preset, for example, 8°, and then the battery temperature is compared with the preset temperature after detecting the current temperature of the battery, and the battery temperature is determined. Whether it is less than the preset temperature, and if so, further obtaining the charge/discharge rate corresponding to the current temperature.
  • a plurality of preset temperature intervals may be set in advance, and each of the temperature intervals corresponds to setting a charge and discharge rate.
  • the charge/discharge ratio corresponding to 0°-2° is 0.4C
  • the charge/discharge ratio corresponding to 3°-5° is 0.3C
  • the charge/discharge ratio corresponding to 6°-8° is 0.2C. That is, the step of obtaining the charge and discharge rate corresponding to the battery temperature may include:
  • the charge/discharge ratio corresponding to different temperatures may be set in advance, for example, the charge-discharge ratio corresponding to 0° is 0.4 C, and the charge-discharge ratio corresponding to 1° is 0.375 C.
  • the charge/discharge ratio corresponding to 2° is 0.325C
  • the charge/discharge ratio corresponding to 3° is 0.3C
  • the charge/discharge ratio corresponding to 4° is 0.275C
  • the charge/discharge ratio corresponding to 5° is 0.225C
  • the charge corresponding to 6° is 6°.
  • the discharge rate was 0.2 C
  • the charge/discharge ratio corresponding to 7° was 0.175 C
  • the charge/discharge ratio corresponding to 8° was 0.125 C.
  • the rounding process may be rounded off, and then the charge and discharge rate corresponding to the battery temperature may be further determined.
  • the step of obtaining the charge and discharge rate corresponding to the battery temperature may include:
  • the rounding value of the battery temperature is rounded off to obtain a rounded value
  • the corresponding charge and discharge rate is determined.
  • Step S103 obtaining a corresponding first target charging current value according to the battery capacity and the charge and discharge rate.
  • the first target charge current value is the product of the battery capacity and the charge-discharge rate.
  • 0.3C 0.3 times the battery capacity, 3000mAh battery, the current is 900mA.
  • Step S104 charging the battery according to the first target charging current value.
  • a preset time period may be set, so that the terminal automatically generates a detection instruction every the preset time period, and the terminal may detect the battery temperature of the battery according to the detection instruction, and the preset time period may be according to user requirements. Set it yourself, for example, if the preset time period is set to 1 minute, the terminal will detect the current temperature of the battery every 1 minute.
  • the charging control method provided by the present scheme is implemented in the process of charging the terminal, it is possible to determine whether the terminal is currently in a charging state before the step of detecting the battery temperature of the battery. If so, the step of detecting the battery temperature of the battery is further performed.
  • a trigger switch can be set for the charging control method of the solution.
  • the opening switch is automatically triggered.
  • the above switch is turned off.
  • detecting the battery temperature of the battery in the above step S101 may include:
  • the battery temperature of the battery is detected.
  • the embodiment provided by the present invention can detect the battery temperature of the battery.
  • the charge/discharge rate corresponding to the battery temperature is obtained, and then the corresponding first is obtained according to the battery capacity and the charge and discharge rate.
  • the target charging current value is finally charged according to the first target charging current value.
  • the solution can charge the terminal with a corresponding charging current when the battery temperature is low. Therefore, the solution can improve the charging speed of the terminal in a low temperature environment and improve the user experience.
  • FIG. 3 is a schematic flowchart diagram of another charging control method according to an embodiment of the present invention.
  • the mobile terminal may be a mobile portable device such as a mobile phone or a tablet computer, in particular, a mobile terminal using a lithium ion battery as a power source.
  • a smartphone including:
  • step S201 the smart phone detects the battery temperature of the battery.
  • step S201 before detecting the battery temperature of the battery, it may be first determined whether the mobile phone is in a charging state, and if yes, step S201 is performed, and if not, the process is ended.
  • the power adapter 400 is connected with the smart phone 500 through a USB cable 600, 510 is a USB interface of the smart phone, and 401 is a USB interface of the power adapter 400.
  • the above adapter includes an AC/DC conversion unit 402 and a control unit 403.
  • the AC/DC converting unit 402 is configured to convert a direct current into an alternating current or an alternating current into a direct current.
  • the smart phone detects the battery temperature through the built-in temperature sensor in the mobile phone, such as a thermocouple or a thermistor.
  • the thermistor can be placed on the battery.
  • the thermistor is made of a semiconductor material, and most of them have a negative temperature coefficient, that is, the resistance value decreases as the temperature increases. The temperature change causes a large resistance change, so it is the most sensitive temperature sensor. According to the temperature-dependent characteristic of the thermistor resistance, the current temperature of the battery can be obtained according to the resistance value.
  • Step S202 when the battery temperature is lower than the preset temperature, the smart phone detects the current battery voltage of the battery.
  • the preset temperature may be set to 8°, and the smartphone determines whether the battery temperature detected in step S201 is less than 8°. If so, the current battery voltage of the battery is further detected.
  • the voltage of the battery is acquired in real time during charging of the smartphone via the power adapter.
  • a preset time period may be set, and then the current battery voltage of the battery is detected every preset time period, wherein the preset time period may be set by the system default or by the user.
  • step S203 the smart phone determines whether the battery voltage is lower than the preset voltage. If yes, step S204 is performed, otherwise step S207 is performed.
  • the preset voltage may be set to 4.1V, and the smart phone determines whether the battery voltage is lower than 4.1V. If it is lower, step S204 is performed, and if not, step S207 is performed.
  • Step S204 the smartphone acquires a first charge/discharge rate corresponding to the battery temperature.
  • the smart phone When the battery voltage is lower than 4.1V, the smart phone acquires the first charge/discharge rate corresponding to the battery temperature, for example, 0.3C, that is, 0.3 times the battery capacity.
  • a plurality of preset temperature intervals may be set in advance, and each of the temperature intervals corresponds to setting a charge and discharge rate.
  • Step S205 the smartphone acquires a corresponding first target charging current value according to the battery capacity and the first charging/discharging ratio.
  • the first target charging current value is the product of the battery capacity and the charge and discharge rate.
  • the charge/discharge rate is 0.3 C: 0.3 times the battery capacity, 3000 mAh cell, and the first target charge current value is 900 mA.
  • Step S206 the smartphone charges the battery according to the first target charging current value.
  • the battery temperature of the mobile phone battery can also be detected in real time during charging of the smartphone.
  • the charge/discharge rate corresponding to the changed battery temperature can be obtained, and the charge current value is recalculated and charged according to the current value.
  • Step S207 the smartphone acquires a second charge/discharge rate corresponding to the low current charge.
  • the smart phone acquires a second charge/discharge rate corresponding to the battery temperature, for example, 0.15C, that is, 0.15 times the battery capacity.
  • Step S208 the smartphone acquires a second target charging current value corresponding to the low current charging according to the battery capacity and the second charging/discharging ratio.
  • step S209 the smartphone charges the battery according to the second target charging current value.
  • the current battery voltage of the battery may also be detected every preset time period
  • the battery When the battery voltage is not lower than the preset voltage, the battery is charged according to the third target charging current value.
  • the third target charging current value is smaller than the first target charging current value.
  • the third target charging current value may be the same as the second target charging current value.
  • the embodiment of the present invention can detect the battery temperature of the battery by the smart phone, and when the battery temperature is lower than the preset temperature, detect the current battery voltage of the battery, determine whether the battery voltage is lower than the preset voltage, and if so, obtain the battery.
  • the temperature corresponds to the first charge/discharge rate, and the corresponding first target charging current value is obtained according to the battery capacity and the first charge and discharge rate, and then the smart phone charges the battery according to the first target charging current value.
  • the smart phone acquires a second charging/discharging ratio corresponding to the low current charging, and then obtains a second target charging current value corresponding to the low current charging according to the battery capacity and the second charging and discharging ratio, and The second target charging current value charges the battery.
  • the solution can charge the terminal with a corresponding charging current when the battery temperature is low. Therefore, the solution can improve the charging speed of the terminal in a low temperature environment and improve the user experience.
  • An embodiment of the present invention provides a charging control apparatus, including:
  • a temperature detecting module for detecting a battery temperature of the battery
  • a charge and discharge rate acquisition module configured to acquire a charge and discharge rate corresponding to the battery temperature when the battery temperature is lower than a preset temperature
  • a first current value acquisition module configured to acquire a corresponding first target charging current value according to the battery capacity and the charge and discharge rate
  • the first charging module is configured to charge the battery according to the first target charging current value.
  • the charge and discharge rate acquisition module may include: a determination submodule and an acquisition submodule.
  • the determining submodule is configured to determine a preset temperature interval in which the battery temperature falls.
  • the acquiring submodule is configured to acquire a charging/discharging ratio corresponding to the preset temperature interval.
  • the charge and discharge rate acquisition module may be configured to detect a current battery voltage of the battery, and when the battery voltage is lower than a preset voltage, obtain a charge and discharge rate corresponding to the battery temperature.
  • the first charging module may be further configured to: detect a current battery voltage of the battery every preset period of time during charging of the battery according to the first target charging current value; When the battery voltage is not lower than the preset voltage, the battery is charged according to a third target charging current value, and the third target charging current value is smaller than the first target charging current value.
  • the charge/discharge rate acquisition module may be configured to: if the value of the battery temperature is detected to be a non-integer, round off the value of the battery temperature to obtain a rounding process The value is determined; according to the rounded value, the corresponding charge and discharge rate is determined.
  • the temperature detecting module may be configured to: if it is determined that the terminal is in a charging state, detect a battery temperature of the battery.
  • the temperature detecting module may be configured to: acquire a voltage value of a thermistor preset in the battery, and calculate a corresponding resistance value according to the voltage value of the thermistor; The resistance value is obtained for the corresponding battery temperature.
  • FIG. 5 is a schematic structural diagram of a charging control apparatus according to an embodiment of the present invention.
  • the charging control device includes a temperature detecting module 301, a charge and discharge rate acquisition module 302, a first current value acquisition module 303, and a first charging module 304.
  • the temperature detecting module 301 is configured to detect a battery temperature of the battery.
  • the temperature detecting module 301 may include a thermistor, which may be built in the battery of the terminal device, and then the voltage value of the thermistor is detected by an analog-to-digital converter to obtain the current temperature of the battery.
  • a thermistor which may be built in the battery of the terminal device, and then the voltage value of the thermistor is detected by an analog-to-digital converter to obtain the current temperature of the battery.
  • the charge and discharge rate acquisition module 302 is configured to acquire a charge and discharge rate corresponding to the battery temperature when the battery temperature is lower than the preset temperature.
  • a preset temperature value may be preset, for example, 8°, and then the battery temperature is compared with the preset temperature after detecting the current temperature of the battery, and it is determined whether the battery temperature is less than a preset. temperature. If so, the charge and discharge rate acquisition module 302 further acquires the charge and discharge rate corresponding to the current temperature.
  • the above charge and discharge rate acquisition module 302 may include: a determination submodule and an acquisition submodule.
  • the determining sub-module is configured to determine a preset temperature interval in which the battery temperature falls.
  • the obtaining sub-module is configured to obtain a charging/discharging ratio corresponding to a preset temperature interval.
  • the charge and discharge rate acquisition module 302 may be configured to detect a current battery voltage of the battery, and when the battery voltage is lower than the preset voltage, obtain a charge and discharge rate corresponding to the battery temperature.
  • the first current value acquisition module 303 is configured to obtain a corresponding first target charging current value according to the battery capacity and the charge and discharge rate.
  • the first target charge current value is the product of the battery capacity and the charge-discharge rate.
  • 0.3C 0.3 times the battery capacity, 3000mAh battery, the current is 900mA.
  • the first charging module 304 is configured to charge the battery according to a first target charging current value.
  • the charging control apparatus may further include: a second charging module 305.
  • the second charging module 305 is configured to charge the battery according to the second target charging current value when the battery voltage is not lower than the preset voltage, and the second target charging current value is smaller than the first target charging current value.
  • the second charging module 305 may include: a charge and discharge rate acquisition sub-module 3051, a second current value acquisition sub-module 3052, and a second charging sub-module 3053;
  • the charge and discharge rate acquisition sub-module 3051 is configured to acquire a target charge and discharge rate corresponding to the low current charge, and the target charge and discharge rate is smaller than a charge and discharge rate corresponding to the battery temperature.
  • the second current value acquisition sub-module 3052 is configured to obtain a second target charging current value corresponding to the low current charging according to the battery capacity and the target charge and discharge rate.
  • the second charging submodule 3053 is configured to charge the battery according to a second target charging current value.
  • the embodiment of the present invention further provides a computer readable storage medium having stored thereon a computer program, when the computer program is executed on a computer, causing the computer to perform the steps in the charging control method provided by the embodiment of the present invention. .
  • a computer device can include: a processor and a computer program stored on the memory and executable on the processor, the processor executing the computer program to implement any of the above Charge control method.
  • the computer device may be a terminal, and the terminal 500 may include a radio frequency (RF, Radio). Circuit 501, memory 502 including one or more computer readable storage media, input unit 503, display unit 504, sensor 505, audio circuit 506, wireless fidelity (WiFi, Wireless)
  • the Fidelity module 507 includes a processor 508 having one or more processing cores and a power supply 509 and the like. It will be understood by those skilled in the art that the terminal structure shown in FIG. 7 does not constitute a limitation to the terminal, and may include more or less components than those illustrated, or a combination of certain components, or different component arrangements.
  • the radio frequency circuit 501 can be used for transmitting and receiving information, or receiving and transmitting signals during a call. Specifically, after receiving the downlink information of the base station, the radio network is processed by one or more processors 508; in addition, the data related to the uplink is sent to the base station. .
  • the radio frequency circuit 501 includes, but is not limited to, an antenna, at least one amplifier, a tuner, one or more oscillators, a subscriber identity module (SIM, Subscriber Identity Module) Card, Transceiver, Coupler, Low Noise Amplifier (LNA, Low Noise) Amplifier), duplexer, etc.
  • SIM Subscriber Identity Module
  • the radio frequency circuit 501 can also communicate with the network and other devices through wireless communication.
  • the wireless communication can use any communication standard or protocol, including but not limited to the global mobile communication system (GSM, Global System of Mobile communication), General Packet Radio Service (GPRS, General Packet Radio) Service), Code Division Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA, Wideband Code) Division Multiple Access), Long Term Evolution (LTE), e-mail, short message service (SMS, Short) Messaging Service) and so on.
  • GSM Global System of Mobile communication
  • GPRS General Packet Radio Service
  • GPRS General Packet Radio Service
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • SMS Short message service
  • Memory 502 can be used to store software programs as well as modules.
  • the processor 508 executes various functional applications and data processing by running software programs and modules stored in the memory 502.
  • the memory 502 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to Data created by the use of the terminal (such as audio data, phone book, etc.).
  • memory 502 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, memory 502 may also include a memory controller to provide access to memory 502 by processor 508 and input unit 503.
  • the input unit 503 can be configured to receive input numeric or character information and to generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function controls.
  • input unit 503 can include a touch-sensitive surface as well as other input devices.
  • Touch-sensitive surfaces also known as touch screens or trackpads, collect touch operations on or near the user (such as the user using a finger, stylus, etc., any suitable object or accessory on a touch-sensitive surface or touch-sensitive Operation near the surface), and drive the corresponding connecting device according to a preset program.
  • the touch-sensitive surface can include two portions of a touch detection device and a touch controller.
  • the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information.
  • the processor 508 is provided and can receive commands from the processor 508 and execute them.
  • touch-sensitive surfaces can be implemented in a variety of types, including resistive, capacitive, infrared, and surface acoustic waves.
  • the input unit 503 can also include other input devices.
  • other input devices may include, but are not limited to, one or more of a physical keyboard, function keys (such as a volume control button, a switch button, etc.), a trackball, a mouse, a joystick, a fingerprint recognition module, and the like. .
  • function keys such as a volume control button, a switch button, etc.
  • trackball such as a mouse, a joystick, a fingerprint recognition module, and the like.
  • Display unit 504 can be used to display information entered by the user or information provided to the user, as well as various graphical user interfaces of the terminal, which can be composed of graphics, text, icons, video, and any combination thereof.
  • the display unit 504 can include a display panel, and optionally, a liquid crystal display (LCD, Liquid) can be used. Crystal Display), Organic Light-Emitting (OLED) Diode) and other forms to configure the display panel.
  • the touch-sensitive surface can cover the display panel, and when the touch-sensitive surface detects a touch operation thereon or nearby, it is transmitted to the processor 508 to determine the type of touch event, and then the processor 508 is based on the touch event. The type provides the corresponding visual output on the display panel.
  • the touch-sensitive surface and display panel are implemented as two separate components to perform input and input functions, in some embodiments, the touch-sensitive surface can be integrated with the display panel to implement input and output functions.
  • the terminal may also include at least one type of sensor 505, such as a light sensor, motion sensor, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel according to the brightness of the ambient light, and the proximity sensor may close the display panel and/or the backlight when the terminal moves to the ear.
  • the gravity acceleration sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
  • gesture of the mobile phone such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.;
  • Other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, and the like that can be configured in the terminal are not described herein.
  • the audio circuit 506 can provide an audio interface between the user and the terminal through a speaker and a microphone.
  • the audio circuit 506 can convert the received audio data into an electrical signal, which is transmitted to a speaker, and converted into a sound signal output by the speaker.
  • the microphone converts the collected sound signal into an electrical signal, which is received by the audio circuit 506 and converted into
  • the audio data is then processed by the audio data output processor 508, transmitted via the RF circuit 501 to, for example, another terminal, or the audio data is output to the memory 502 for further processing.
  • the audio circuit 506 may also include an earbud jack to provide communication between the peripheral earphone and the terminal.
  • Wireless Fidelity is a short-range wireless transmission technology.
  • the terminal can help users to send and receive e-mail, browse web pages and access streaming media through the wireless fidelity module 507, which provides users with wireless broadband Internet access.
  • FIG. 7 shows the wireless fidelity module 507, it can be understood that it does not belong to the essential configuration of the terminal, and can be omitted as needed within the scope of not changing the essence of the invention.
  • Processor 508 is the control center of the terminal, interconnecting various portions of the entire terminal using various interfaces and lines, executing or executing software programs and/or modules stored in memory 502, and invoking data stored in memory 502, executing The terminal's various functions and processing data, so as to monitor the terminal as a whole.
  • the processor 508 can include one or more processing cores; in an embodiment, the processor 508 can integrate an application processor and a modem processor, wherein the application processor primarily processes an operating system, a user interface, and For applications, etc., the modem processor primarily handles wireless communications. It will be appreciated that the above described modem processor may also not be integrated into the processor 508.
  • the terminal also includes a power source 509 (such as a battery) that supplies power to the various components.
  • the power supply can be logically coupled to the processor 508 via a power management system to manage functions such as charging, discharging, and power management through the power management system.
  • the power supply 509 may also include any one or more of a DC or AC power source, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like.
  • the terminal may also include a Bluetooth module, a camera, etc., and details are not described herein again.
  • the processor 508 in the terminal loads the executable file corresponding to the process of one or more applications into the memory 502 according to the following instructions, and is stored and stored in the memory 502 by the processor 508.
  • the application thus implementing various functions:
  • Detecting the battery temperature of the battery when the battery temperature is lower than the preset temperature, obtaining a charge/discharge rate corresponding to the battery temperature, and then obtaining a corresponding first target charging current value according to the battery capacity and the charge/discharge rate, and finally according to the first target
  • the charging current value charges the battery.
  • the embodiment of the present invention provides a computer device, including a memory, and a processor, by using a computer program stored in the memory, to perform steps in the charging control method provided by the embodiment of the present invention.
  • the computer device can be a mobile terminal device such as a smartphone or tablet.
  • FIG. 8 is a schematic structural diagram of a computer device according to an embodiment of the present invention.
  • the computer device 800 can include components such as a memory 801, a processor 802, and a sensor 803.
  • Memory 801 can be used to store applications and data.
  • the application stored in the memory 801 contains executable code.
  • Applications can form various functional modules.
  • the processor 802 executes various functional applications and data processing by running an application stored in the memory 801.
  • the processor 802 is a control center of a computer device that connects various parts of the entire computer device using various interfaces and lines, executes the computer device by running or executing an application stored in the memory 801, and calling data stored in the memory 801. The various functions and processing of data to provide overall monitoring of computer equipment.
  • the computer device can include a sensor 803, such as a temperature sensor or the like.
  • the processor 802 in the computer device loads the executable code corresponding to the process of one or more applications into the memory 801 according to the following instructions, and is executed by the processor 802 to be stored in the memory.
  • the application in 801 thus implementing the steps:
  • the battery is charged according to the first target charging current value.
  • the processor 802 when the processor 802 performs the step of acquiring the charge/discharge rate corresponding to the battery temperature, it may be performed to: determine a preset temperature interval in which the battery temperature falls; and acquire the preset temperature interval. Corresponding charge and discharge ratio.
  • the processor 802 when the processor 802 performs the step of acquiring a charge/discharge rate corresponding to the battery temperature, performing: detecting a current battery voltage of the battery; when the battery voltage is lower than a preset voltage Obtaining a charge and discharge rate corresponding to the battery temperature.
  • the processor 802 may further perform the following steps: during the charging of the battery according to the first target charging current value, by detecting the computer program stored in the memory, detecting the preset time period Determining a current battery voltage of the battery; when the battery voltage is not lower than the preset voltage, charging the battery according to a third target charging current value, the third target charging current value being less than the first target Charging current value.
  • the processor 802 when the processor 802 performs the step of acquiring the charge/discharge rate corresponding to the battery temperature, the processor 802 may perform: if the value of the battery temperature is detected to be a non-integer, the battery temperature is The value is subjected to a rounding rounding process to obtain a rounded value; and the corresponding charge and discharge rate is determined based on the rounded value.
  • the processor 802 when the processor 802 performs the step of detecting the battery temperature of the battery, it may be performed to detect the battery temperature of the battery if it is determined that the computer device is in a charging state.
  • the processor 802 when the processor 802 performs the step of detecting a battery temperature of the battery, performing: acquiring a voltage value of the thermistor preset in the battery, and calculating according to the voltage value of the thermistor Obtaining a corresponding resistance value; obtaining a corresponding battery temperature according to the resistance value.
  • the computer device structure illustrated in FIG. 8 does not constitute a limitation to a computer device, and may include more or fewer components than those illustrated, or a combination of certain components, or different component arrangements.
  • the computer device 800 may further include an input unit 804, an output unit 805, and the like.
  • the input unit 804 can be configured to receive input digits, character information, or user characteristic information (such as fingerprints), and to generate keyboard, mouse, joystick, optical, or trackball signal inputs related to user settings and function controls.
  • input unit 804 can include a touch-sensitive surface as well as other input devices. Touch-sensitive surfaces, also known as touch screens or trackpads.
  • the output unit 805 can be used to display information input by the user or information provided to the user and various graphical user interfaces of the mobile terminal, which can be composed of graphics, text, icons, video, and any combination thereof.
  • the output unit 805 can be a display panel.
  • the program may be stored in a computer readable storage medium, and the storage medium may include: Read only memory (ROM, Read Only Memory), Random Access Memory (RAM), disk or CD.
  • ROM Read only memory
  • RAM Random Access Memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne un procédé et un appareil de commande de charge, un support de stockage et un dispositif informatique. Le procédé de commande de charge consiste à : mesurer une température de batterie d'une batterie ; obtenir un taux de charge/décharge correspondant à la température de batterie lorsque la température de batterie est inférieure à une température prédéfinie ; obtenir une première valeur de courant de charge cible correspondante en fonction d'une capacité de batterie et du taux de charge/décharge ; et charger la batterie en fonction de la première valeur de courant de charge cible. Le procédé peut améliorer la vitesse de charge d'un terminal dans un environnement à basse température.
PCT/CN2017/106946 2017-01-13 2017-10-19 Procédé et appareil de commande de charge, support de stockage et dispositif informatique WO2018129977A1 (fr)

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