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WO2018040177A1 - Procédé et appareil de redémarrage - Google Patents

Procédé et appareil de redémarrage Download PDF

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Publication number
WO2018040177A1
WO2018040177A1 PCT/CN2016/100686 CN2016100686W WO2018040177A1 WO 2018040177 A1 WO2018040177 A1 WO 2018040177A1 CN 2016100686 W CN2016100686 W CN 2016100686W WO 2018040177 A1 WO2018040177 A1 WO 2018040177A1
Authority
WO
WIPO (PCT)
Prior art keywords
preset
terminal
function hardware
battery
user
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2016/100686
Other languages
English (en)
Chinese (zh)
Inventor
宋玉喜
于洋
马士强
叶林军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
Original Assignee
Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yulong Computer Telecommunication Scientific Shenzhen Co Ltd filed Critical Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
Publication of WO2018040177A1 publication Critical patent/WO2018040177A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3212—Monitoring battery levels, e.g. power saving mode being initiated when battery voltage goes below a certain level
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3243—Power saving in microcontroller unit

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method and apparatus for rebooting.
  • the battery-powered terminal generally has a low-voltage automatic shutdown function, that is, when the voltage value of the battery in the terminal is lowered to a preset threshold (generally about 3.5V), the terminal will automatically shut down to avoid over-discharge. Damage to the battery.
  • a preset threshold generally about 3.5V
  • the battery still has 5%-10% of the remaining power, but if the user needs to turn it on again to get the information in the terminal or use the application of the terminal, the process of restarting will cause the battery to generate a larger discharge current, so that the battery
  • the voltage value is lower than the preset threshold again, causing the terminal to fail to power on, so that the user cannot use the terminal in an emergency situation (for example, the user needs to view the conference record in the terminal memo or need to make an emergency call).
  • the invention provides a method and a device for restarting, which can solve the problem that a terminal cannot be used by a user after the terminal is automatically turned off after a low battery and cannot be restarted under a low power condition.
  • the present invention provides a method for rebooting, the method being applied to a terminal, the method comprising:
  • the present invention provides a device for rebooting, the device being applied to a terminal, the device comprising:
  • a receiving unit configured to receive a power-on command input by the user
  • a detecting unit configured to detect a voltage value of the battery in the terminal; when the voltage value is lower than or equal to the preset voltage threshold, limiting a preset number of CPU cores to start and lower the frequency of the CPU to a preset a frequency such that a voltage value of the battery is greater than the predetermined voltage threshold;
  • Execution unit set to perform boot operation.
  • the method and device for rebooting detects the voltage value of the battery in the terminal by receiving a power-on command input by the user, and when the voltage value is lower than or equal to the preset voltage threshold, limiting the preset number of CPU cores to start and lower
  • the frequency of the CPU is to a preset frequency, so that the voltage value of the battery is greater than the preset voltage threshold, and then the power-on operation is performed.
  • the process of restarting causes the battery to generate a larger discharge current and the voltage value of the battery.
  • the terminal If the terminal is unable to be turned on again, the terminal cannot be turned on, so that the user cannot use the terminal in an emergency, and the preset number of CPU cores can be started and the CPU frequency can be reduced while the terminal is in a low power state. To the preset frequency, thereby reducing the load of the terminal, thereby causing the battery in the terminal to generate a small discharge current, reducing the energy consumption of the battery, and making the remaining power of the battery sufficient to maintain the restarting process of the terminal.
  • the terminal in the process of restarting is equivalent to entering a simplified booting system. In the simplified booting system, the battery in the terminal does not generate a large discharge current that causes the terminal to be shut down again, and the user can be in an emergency situation. Reboot and use the terminal.
  • FIG. 1 is a schematic flowchart of a method for rebooting according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of another method for rebooting according to an embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of another method for rebooting according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a logical structure of a device for rebooting according to an embodiment of the present invention
  • FIG. 5 is a schematic diagram of a logical structure of a terminal according to an embodiment of the present invention.
  • a terminal having a low voltage automatic shutdown function is set at a voltage threshold at the factory.
  • the voltage threshold can be set. It is about 3.5V.
  • the operating voltage of the battery will gradually decrease.
  • the terminal will automatically shut down.
  • the operating voltage of the battery is reduced to a preset voltage threshold, which does not mean that the operating voltage of the battery is zero.
  • the remaining power is 5% of the full battery power. -10%.
  • the voltage of the battery is not only related to the remaining power of the battery, but also related to the discharge current generated by the battery.
  • the discharge current generated by the battery is mainly determined by the load of the terminal where the battery is located. The larger the load, the battery is generated. The greater the discharge current, the greater the voltage drop produced by the voltage of the battery relative to when the terminal in which the battery is located is unloaded.
  • the following is a test data showing the relationship between the voltage of the battery, the voltage of the battery at 500 mA constant current discharge, and the remaining battery power when the terminal where the battery is located is no-load.
  • the terminal will automatically shut down, but in fact, if the terminal is in the no-load state at this time, the corresponding voltage of the battery is 3.68V, corresponding to The remaining power is 5-10%, and the terminal can work for a period of time under a small load to meet the needs of users.
  • the embodiment of the present invention provides a method for rebooting, which is applied to a terminal, and the method includes:
  • Step 101 Receive a power-on instruction input by a user.
  • the boot command may be an operation in which the user touches the screen, presses the power button, or inputs a fingerprint.
  • Step 102 Detect a voltage value of a battery in the terminal.
  • the voltage value of the battery in the terminal is detected to determine whether the voltage value of the battery in the terminal is sufficient to support the normal operation of the terminal.
  • Step 103 When the voltage value is lower than or equal to the preset voltage threshold, limit a preset number of CPU (Central Processing Unit) cores to start and lower the frequency of the CPU to a preset frequency, so that the voltage value of the battery is greater than Preset voltage threshold.
  • CPU Central Processing Unit
  • the preset voltage threshold is a voltage threshold for enabling the terminal to initiate a low voltage automatic shutdown procedure to protect the battery in the terminal.
  • the battery When it is detected that the battery voltage value of the terminal is lower than or equal to the preset voltage threshold, it may be determined that the terminal is in a low battery state at this time, and if the terminal is still in a large load condition, the process of restarting will be
  • the battery generates a large discharge current, so that the voltage value of the battery is below the preset voltage threshold and cannot be restarted, so the preset number of CPU cores can be limited to start and reduce the frequency of the CPU to the preset frequency (CPU frequency refers to The CPU clock frequency) reduces the load on the terminal, which in turn causes the battery in the terminal to generate a small discharge current to reduce the power consumption, so that the remaining battery power is sufficient to maintain the terminal's restart process.
  • CPU frequency refers to The CPU clock frequency
  • limiting the preset number of CPU cores to start and lowering the CPU frequency to the preset frequency only reduces the performance of the terminal, but can ensure that the terminal is restarted, so that the user can reuse the terminal in an emergency.
  • the preset number of CPU cores and the preset frequency can be set by the user according to actual needs and the specific conditions of the terminal.
  • Step 104 Perform a booting operation.
  • step 103 the terminal has the ability to reboot.
  • the method for rebooting detects the voltage value of the battery in the terminal by receiving a power-on command input by the user, and when the voltage value is lower than or equal to the preset voltage threshold, limiting the preset number of CPU cores to start and decrease The frequency of the CPU is to a preset frequency, so that the voltage value of the battery is greater than the preset voltage threshold, and the power-on operation is performed.
  • the process of restarting causes the battery to generate a larger discharge current, so that the voltage value of the battery If the terminal is unable to be turned on again, the terminal cannot be turned on, so that the user cannot use the terminal in an emergency, and the preset number of CPU cores can be started and the CPU frequency can be reduced while the terminal is in a low power state. To the preset frequency, thereby reducing the load of the terminal, thereby causing the battery in the terminal to generate a small discharge current, reducing the energy consumption of the battery, and making the remaining power of the battery sufficient to maintain the restarting process of the terminal.
  • the terminal in the process of restarting is equivalent to entering a simplified booting system. In the simplified booting system, the battery in the terminal does not generate a large discharging current that causes the terminal to be shut down again, and the user can restart in an emergency. And use the terminal.
  • the terminal may be normally turned on without lowering the load of the terminal. After detecting the voltage value of the battery in the terminal in step 102 above, when the voltage value is higher than the preset voltage threshold, the power-on operation is performed.
  • the remaining power of the battery in the terminal does not decrease to the preset voltage threshold, and the terminal can be powered on according to the user's power-on command and enter a normal working state to ensure normal use of the terminal.
  • step 103 In order to further reduce the load condition of the terminal and ensure that the user can use the terminal in an emergency situation, after step 103, limiting the preset number of CPU cores to start and lowering the frequency of the CPU to the preset frequency, the normal working current can be further restricted.
  • step 104 performing a booting operation, including: step 1041 to step 1042.
  • Step 1041 Start the function hardware according to the preset startup permission.
  • the preset startup permission includes: enabling startup and prohibiting startup, and the preset startup permission is a function hardware that allows the startup function to be a working current less than a preset current, and the preset startup permission is a function hardware that is prohibited from being activated. Functional hardware with current.
  • step 1041 and the step 1042 are not limited.
  • the embodiment of the present invention first performs step 1041, and then executes step 1042 as an example.
  • the working current of each hardware in the terminal should be separately detected, and each hardware is determined separately. Whether the working current in normal operation is higher than the preset current, the preset starting permission of the hardware whose working current is higher than the preset current is set to prohibit starting, and the preset starting permission of the hardware whose operating current is lower than the preset current is set to Allow to start.
  • the hardware may be a radio frequency module, a display screen, an audio module, and a power amplifier.
  • the detected current generated by high-definition camera is 800 mA
  • the current generated by standard-definition camera is 600 mA.
  • the generated current is 500 mA, when the user sees the screen brightness is high.
  • the current generated is 300 mA.
  • the current generated is 150 mA.
  • the preset current is 500 mA, when the voltage of the battery is detected to be lower than the preset voltage threshold.
  • the hardware that is allowed to be started is a hardware that supports the user to view the e-book when the screen brightness is high or low, the preset boot permission of the remaining hardware is prohibited from starting.
  • the software application may be game software or video software, address book, memo, and the like.
  • the software application that is prohibited from being started is software with a large working current such as game software.
  • the working current is small, and in an emergency, if the user needs to prepare the address book, the memo, etc., the probability of the software recording the important information is large, the software application that is allowed to be started is the memo class. Software.
  • the function hardware is started according to the preset startup permission, and may be implemented as step 10411 or as a step. 10412 to step 10414.
  • the function of starting the preset start permission is the function hardware that is allowed to start, and the terminal is not shut down due to excessive current, the user can Re-use the terminal to complete the most urgent operations of the user, such as: send a text message, view the call history, address book, view the meeting schedule in the notebook.
  • the prompting instruction is used to prompt the user to select the functional hardware that needs to be prohibited from starting from the function hardware that the preset startup permission is allowed to start.
  • the application that the user needs to use is not necessarily the same.
  • the user needs to make a call, and another time.
  • the terminal After the terminal is powered off, the user needs to view the conference record.
  • the terminal outputs the dialog box or voice prompt.
  • the prompt instruction prompts the user to select the function hardware that needs to be prohibited from starting from the function hardware that the preset startup permission is allowed to start.
  • the selection instruction is used to indicate the function hardware selected by the user to prohibit startup.
  • the preset startup permission is a functional hardware other than the function hardware that is selected by the user and is prohibited from being activated.
  • Embodiments of the present invention further limit the startup of the hardware, software, and applications that are not required by the user, after limiting the preset number of CPU cores to start and lower the frequency of the CPU to the preset frequency, further reducing the re
  • the discharge current generated by the battery in the terminal during the startup process makes full use of the remaining battery capacity to support the user to complete the most important and most urgent operation, and at the same time, reduces the number of times the battery is charged and prolongs the service life of the battery.
  • the embodiment of the present invention provides a device 40 for restarting.
  • the device 40 is applied to a terminal.
  • the device 40 includes a receiving unit 401, a detecting unit 402, and an executing unit 403.
  • the receiving unit 401 is configured to receive a power-on command input by the user.
  • the detecting unit 402 is configured to detect a voltage value of the battery in the terminal; when the voltage value is lower than or equal to the preset voltage threshold, limiting a preset number of CPU cores to start and lower the frequency of the CPU to a preset frequency, to The voltage value of the battery is made greater than a preset voltage threshold.
  • the execution unit 403 is configured to perform a booting operation.
  • the executing unit 403 is further configured to perform a power-on operation when the voltage value is higher than the preset voltage threshold.
  • the executing unit 403 is further configured to start the function hardware according to the preset startup permission, and the preset startup permission includes: enabling and prohibiting the startup, and the preset activation permission is allowed.
  • the function hardware that is started is the function hardware whose working current is less than the preset current, and the function hardware whose preset start permission is prohibited to start is the function hardware whose working current is greater than the preset current.
  • the executing unit 403 is further configured to start the function hardware that the preset startup permission is allowed to start.
  • the executing unit 403 is further configured to output a prompting instruction, where the prompting instruction is used to prompt the user to select a function hardware that is allowed to be started from a preset startup permission to be activated.
  • Function hardware receiving a selection instruction input by a user, the selection instruction is used to indicate a function hardware selected by the user to prohibit startup; and the function of starting the preset activation permission is a function hardware that is prohibited from being activated, except for the function hardware selected by the user. hardware.
  • the executing unit 403 is further configured to start a software application that is preset to be started.
  • the receiving unit receives the power-on command input by the user; the detecting unit detects the voltage value of the battery in the terminal, and limits the preset number of CPUs when the voltage value is lower than or equal to the preset voltage threshold.
  • the core starts and lowers the frequency of the CPU to a preset frequency, so that the voltage value of the battery is greater than a preset voltage threshold; the execution unit performs a power-on operation, and in the prior art, the process of restarting causes the battery to generate a larger discharge current.
  • the voltage value of the battery is again lower than the preset voltage threshold, so that the terminal cannot be turned on, so that the user cannot use the terminal in an emergency situation, and the preset number of CPU cores can be started during the process of the terminal being in a low battery power-on state. And reducing the frequency of the CPU to the preset frequency, thereby reducing the load of the terminal, thereby causing the battery in the terminal to generate a small discharge current, reducing the power consumption of the battery, and making the remaining power of the battery sufficient to maintain the restart of the terminal. process.
  • the terminal in the process of restarting is equivalent to entering a simplified booting system. In the simplified booting system, the battery in the terminal does not generate a large discharging current that causes the terminal to be shut down again, and the user can restart in an emergency. And use the terminal.
  • the embodiment of the present invention further provides a terminal.
  • the terminal 50 is a hardware structure diagram of the apparatus described in FIG.
  • the terminal 50 may include a memory 501, a processor 502, a battery 503, a voltage detecting device 504, and a bus 505.
  • the memory 501 may be a ROM (Read Only Memory), a static storage device, a dynamic storage device, or a RAM (Random Access Memory).
  • the memory 501 can store an operating system and other applications.
  • the program code for implementing the technical solution provided by the embodiment of the present invention is stored in the memory 501 and executed by the processor 502 and the voltage detecting device 504.
  • the processor 502 can be a general-purpose central processing unit (CPU), a microprocessor, an application specific integrated circuit (ASIC), or one or more integrated circuits for executing related programs.
  • CPU central processing unit
  • ASIC application specific integrated circuit
  • Bus 505 can include a path for communicating information between various components of the device, such as memory 501, processor 502, and voltage sensing device 504.
  • FIG. 5 shows only the memory 501, the processor 502, the battery 503, the voltage detecting means 504, and the bus 505.
  • the terminal 50 also includes other devices necessary to achieve normal operation.
  • hardware devices that implement other functions may also be included, depending on the particular needs.
  • the processor 502 in the terminal 50 is configured to receive a power-on command input by the user, and notify the voltage detecting device 504 to perform voltage detection. .
  • the voltage detecting device 504 is configured to detect a voltage value of the battery 503 in the terminal 50;
  • the processor 502 is further configured to: when the voltage value detected by the voltage detecting device 504 is lower than or equal to the preset voltage threshold, limit a preset number of CPU cores to start and lower the frequency of the CPU to a preset frequency, so that The voltage value of the battery 503 is greater than a preset voltage threshold.
  • the processor 502 is further configured to perform a booting operation.
  • the processor 502 is further configured to perform a power-on operation when the voltage value is higher than the preset voltage threshold.
  • the processor 501 is further configured to start the function hardware according to the preset startup permission, where the preset startup permission includes: enabling startup and prohibiting startup, and the preset startup permission is allowed to be started.
  • the function hardware is a function hardware whose working current is less than the preset current, and the function hardware whose preset start permission is prohibited to start is a function hardware whose working current is greater than the preset current.
  • the processor 502 is further configured to start a function hardware that is preset to start permission to be enabled.
  • the processor 502 is further configured to output a prompting instruction, where the prompting instruction is used to prompt the user to select a function hardware that is prohibited from being activated from the function hardware that is allowed to start, and to receive a selection instruction input by the user, and the selection instruction is used to indicate the user.
  • the selected function hardware that is forbidden to start; the default startup permission is the function hardware that is allowed to be activated, except for the function hardware that the user selects to prohibit startup.
  • the processor 502 is further configured to start a software application whose preset permission is allowed to be started.
  • the processor first receives the power-on command input by the user, and then the voltage detecting device detects the voltage value of the battery in the terminal. When the voltage value is lower than or equal to the preset voltage threshold, the processor limits the preset number.
  • the CPU core starts and lowers the frequency of the CPU to a preset frequency, so that the voltage value of the battery is greater than a preset voltage threshold, and then the processor performs a power-on operation.
  • the process of restarting causes the battery to generate a larger battery.
  • the discharge current causes the voltage value of the battery to be lower than the preset voltage threshold again, resulting in the terminal being unable to be turned on, so that the user cannot use the terminal in an emergency situation, and the preset number of the terminal can be limited during the process of restarting the battery at a low power level.
  • the CPU core starts and reduces the frequency of the CPU to a preset frequency, thereby reducing the load of the terminal, thereby causing the battery in the terminal to generate a smaller discharge current, reducing the energy consumption of the battery, and making the remaining battery power sufficient to maintain the terminal.
  • the reboot process The terminal in the process of restarting is equivalent to entering a simplified booting system. In the simplified booting system, the battery in the terminal does not generate a large discharging current that causes the terminal to be shut down again, and the user can restart in an emergency. And use the terminal.
  • the present invention can be implemented by means of software plus necessary general hardware, and of course, by hardware, but in many cases, the former is a better implementation. .
  • the technical solution of the present invention which is essential or contributes to the prior art, can be embodied in the form of a software product stored in a readable storage medium, such as a floppy disk of a computer.
  • a hard disk or optical disk, etc. includes instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform the methods described in various embodiments of the present invention.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Telephone Function (AREA)

Abstract

L'invention concerne un procédé et un appareil de redémarrage, ledit procédé se rapportant au domaine technique des communications et permettant de résoudre le problème selon lequel, après la mise hors tension automatique d'un terminal en raison d'une faible puissance, un utilisateur ne peut pas utiliser le terminal parce que le terminal ne peut pas être redémarré en raison de la faible puissance. Le procédé consiste : à recevoir une instruction de démarrage entrée par un utilisateur (101); à détecter une valeur de tension d'une batterie dans un terminal (102); lorsque la valeur de tension est inférieure ou égale à une valeur seuil de tension prédéfinie, à limiter le démarrage d'un nombre prédéfini de noyaux de CPU et à réduire la fréquence d'une CPU à une fréquence prédéfinie, de manière que la valeur de tension de la batterie soit supérieure à la valeur seuil de tension prédéfinie (103); et à exécuter une opération de démarrage (104). La présente solution est destinée à être utilisée pendant un redémarrage.
PCT/CN2016/100686 2016-08-29 2016-09-28 Procédé et appareil de redémarrage Ceased WO2018040177A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610754522.XA CN106339064A (zh) 2016-08-29 2016-08-29 一种重新开机的方法及装置
CN201610754522.X 2016-08-29

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WO2018040177A1 true WO2018040177A1 (fr) 2018-03-08

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CN112345823A (zh) * 2020-10-20 2021-02-09 深圳市新国都支付技术有限公司 功耗测试方法、装置、系统及存储介质
CN119049400A (zh) * 2024-08-23 2024-11-29 冠捷电子科技(福建)有限公司 一种降低平板显示器开机瞬间功率的方法

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CN107102631A (zh) * 2017-04-10 2017-08-29 成都因纳维特科技有限公司 一种控制车载导航终端cpu频率及运行个数的系统及方法
CN108388451B (zh) * 2018-03-02 2021-08-31 深圳市知赢科技有限公司 移动终端启动方法、装置和移动终端

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CN102883058A (zh) * 2012-09-24 2013-01-16 华为终端有限公司 一种开机的方法和终端
CN103777730A (zh) * 2012-10-19 2014-05-07 纬创资通股份有限公司 电源管理电路及其方法
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CN102866921A (zh) * 2012-08-29 2013-01-09 惠州Tcl移动通信有限公司 一种多核cpu的调控方法及系统
CN102883058A (zh) * 2012-09-24 2013-01-16 华为终端有限公司 一种开机的方法和终端
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CN119049400A (zh) * 2024-08-23 2024-11-29 冠捷电子科技(福建)有限公司 一种降低平板显示器开机瞬间功率的方法

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