CN111562836A - Power saving method, device, equipment and storage medium applied to electronic equipment - Google Patents
Power saving method, device, equipment and storage medium applied to electronic equipment Download PDFInfo
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- CN111562836A CN111562836A CN202010470022.XA CN202010470022A CN111562836A CN 111562836 A CN111562836 A CN 111562836A CN 202010470022 A CN202010470022 A CN 202010470022A CN 111562836 A CN111562836 A CN 111562836A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F1/3215—Monitoring of peripheral devices
- G06F1/3218—Monitoring of peripheral devices of display devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F1/325—Power saving in peripheral device
- G06F1/3265—Power saving in display device
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The embodiment of the application belongs to the technical field of electronics, and provides a power saving method applied to electronic equipment, a power saving device applied to the electronic equipment, computer equipment and a storage medium. The method comprises the following steps: when the electronic equipment works normally, continuously acquiring an operation signal input to the electronic equipment by a user; judging whether the operation time of the obtained latest operation signal and the current time interval meet preset standby time or not; if the judgment result is yes, controlling the electronic equipment to enter a preset power saving mode; and if the judgment result is negative, continuously acquiring the operation signal input to the electronic equipment by the user. The electric energy saving device can achieve the effect of saving electric energy, is simple and convenient to realize, and accords with the idea of green environmental protection.
Description
Technical Field
The present application relates to the field of electronic technologies, and in particular, to a power saving method and apparatus applied to an electronic device, a computer device, and a storage medium.
Background
With the continuous progress of science and technology, people gradually change from reading or writing paper characters into reading or editing character contents through electronic equipment, so that the electronic equipment is green and environment-friendly, is convenient to carry, and is loved by more and more users.
In an existing power saving method for an electronic device, when a user does not operate the electronic device for a period of time, the electronic device enters a standby mode and stops a central processing module from executing instructions, so that part of power consumption is saved and the operating time of the electronic device is prolonged.
However, the power consumption of the conventional power saving method for the electronic device is generally high, and when the electronic device enters the standby mode, in order to quickly recover the function of the electronic device when the electronic device is waken up, other modules of the electronic device are still in the power-on state, and at this time, the power consumption of the electronic device is still quite large, which is not beneficial to energy saving and environmental protection.
Disclosure of Invention
The embodiment of the application aims to solve the problems that a power saving method of the traditional electronic equipment is generally large in power consumption and not beneficial to energy conservation and environmental protection.
In order to solve the foregoing technical problem, an embodiment of the present application provides a power saving method applied to an electronic device, which adopts the following technical solutions:
when the electronic equipment works normally, continuously acquiring an operation signal input to the electronic equipment by a user;
judging whether the operation time of the obtained latest operation signal and the current time interval meet preset standby time or not;
if the judgment result is yes, controlling the electronic equipment to enter a preset power saving mode;
and if the judgment result is negative, continuously acquiring the operation signal input to the electronic equipment by the user.
In order to solve the above technical problem, an embodiment of the present application further provides a power saving device applied to an electronic device, which adopts the following technical solutions:
the signal acquisition unit is used for continuously acquiring an operation signal input to the electronic equipment by a user when the electronic equipment works normally;
the sleep judging unit is used for judging whether the operation time of the obtained latest operation signal and the current time interval meet preset standby time or not;
the sleep confirmation unit is used for controlling the electronic equipment to enter a preset power saving mode if the judgment result is yes;
and the continuous acquisition unit is used for continuously acquiring the operation signal input to the electronic equipment by the user if the judgment result is negative.
In order to solve the above technical problem, an embodiment of the present application further provides a computer device, which adopts the following technical solutions:
comprising a memory and a processor, the computer readable storage medium having stored thereon a computer program which, when executed by the processor, carries out the steps of the power saving method as applied to an electronic device as described above.
In order to solve the above technical problem, an embodiment of the present application further provides a computer-readable storage medium, which adopts the following technical solutions:
the computer readable storage medium has stored thereon a computer program which, when executed by a processor, implements the steps of the power saving method applied to an electronic device as described above.
Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:
according to the power saving method applied to the electronic equipment provided by the embodiment of the invention, the display device of the electronic equipment is the electronic paper, and the electronic paper has the characteristics that the content on the screen can still maintain normal display for several months after the display content of the electronic paper in the working state is powered off, when the electronic equipment enters a waiting state when the electronic equipment is not used for a long time, the electronic equipment is controlled to enter a preset power saving mode, all modules except the storage module and the power management module stop supplying power and are closed, and the electronic paper can continuously keep the display content before the power off, so that the effect of saving electric energy is achieved, the implementation is simple and convenient, and the concept of green and environmental protection is met.
Drawings
In order to more clearly illustrate the solution of the present application, the drawings needed for describing the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of an electronic device provided in an embodiment of the present invention;
fig. 2 is a flowchart illustrating an implementation of a power saving method applied to an electronic device according to an embodiment of the present invention;
FIG. 3 is a flowchart of an implementation of step S130 in FIG. 2;
fig. 4 is a flowchart illustrating an implementation of waking up an electronic device according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating an implementation of operating an electronic device according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a power saving device applied to an electronic device according to a second embodiment of the present invention;
fig. 7 is a schematic structural diagram of a sleep confirmation unit according to a second embodiment of the present invention;
FIG. 8 is a schematic block diagram of one embodiment of a computer device according to the present application.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
According to the power saving method applied to the electronic equipment provided by the embodiment of the invention, the display device of the electronic equipment is the electronic paper, and the electronic paper has the characteristics that the content on the screen can still maintain normal display for several months after the display content of the electronic paper in the working state is powered off, when the electronic equipment enters a waiting state when the electronic equipment is not used for a long time, the electronic equipment is controlled to enter a preset power saving mode, all modules except the storage module and the power management module stop supplying power and are closed, and the electronic paper can continuously keep the display content before the power off, so that the effect of saving electric energy is achieved, the implementation is simple and convenient, and the concept of green and environmental protection is met.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
Example one
Referring to fig. 1, a schematic structural diagram of an electronic device according to a first embodiment of the present invention is shown, and for convenience of description, only parts related to the present invention are shown.
The electronic device includes: the system comprises a central processing unit 10, a memory 20, a power management module 30, an ink screen 40 and a detection module 50. Wherein:
the cpu 10 is mainly used to run programs.
The memory 20 is mainly used as a memory, the program is loaded into the memory, and the cpu reads the memory data to operate the program. The ddr of this patent needs to have self-refresh characteristics.
The power management module 30 is mainly used for processing instructions from the central processing unit 10 and turning on and off power supply of relevant modules. The module can be a common Micro Controller Unit (MCU), a special power management chip (PMIC) or an asymmetric processor structure, and the module is integrated into a central processing unit. And so on.
The ink screen 40 refers to a display device having a characteristic that the screen content can be maintained for months without disappearing after power is turned off.
The detection module 50 includes, but is not limited to, an electromagnetic pen (EMR), a touch screen (TP), a button, infrared, and bluetooth.
Referring to fig. 2, a flowchart of an implementation of a power saving method applied to an electronic device according to a first embodiment of the present invention is shown, and for convenience of description, only a portion related to the present invention is shown.
In step S110, when the electronic device normally works, an operation signal input to the electronic device by a user is continuously acquired.
In the embodiment of the present invention, the electronic device refers to a terminal device whose display module is electronic paper, and the terminal device may be a mobile terminal such as a mobile phone, a smart phone, a notebook computer, a digital broadcast receiver, a PDA (personal digital assistant), a PAD (tablet computer), a PMP (portable multimedia player), a navigation device, and the like, and a fixed terminal such as a digital TV, a desktop computer, and the like, and it should be understood that the examples of the terminal device herein are merely for convenience of understanding and are not intended to limit the present invention.
In the embodiment of the invention, the display module of the electronic equipment is an ink screen, and the ink screen has a characteristic that after the screen is powered off, the content on the screen can still be normally displayed for several months.
In the embodiment of the present invention, the normal operation of the electronic device refers to a state in which the cpu and the power management module of the electronic device execute the operation instruction when supplying power to each module of the electronic device.
In the embodiment of the present invention, the user may input the operation signal to the electronic device by using a stylus, a mouse, a touch panel, or the like.
In step S120, it is determined whether the operation time of the acquired latest operation signal and the current time interval satisfy a preset standby time.
In the embodiment of the invention, the standby time is mainly used for determining whether the user does not use the electronic equipment for a long time.
In the embodiment of the present invention, the time when the electronic device receives the operation signal is taken as the operation time of the operation signal, the system may continuously obtain the operation signal input by the user, and determine whether the user does not use the electronic device for a long time by comparing the operation time corresponding to the latest operation signal with the current time to determine whether the standby time is satisfied.
In step S130, if the determination result is yes, the electronic device is controlled to enter a preset power saving mode.
In the embodiment of the present invention, the preset power saving mode refers to a state in which the power management module of the electronic device supplies power only to the storage module and the power management module.
In the embodiment of the invention, when the user is determined not to use the electronic equipment for a long time, the power management module for controlling the electronic equipment only supplies power to the storage module and the power management module.
In step S140, if the determination result is negative, the operation signal input to the electronic device by the user is continuously acquired.
In the embodiment of the invention, the display device of the electronic device is the electronic paper, and the electronic paper has the characteristic that the content on the screen can still maintain normal display for several months after the display content of the electronic paper in the working state is powered off, and when the electronic device enters a waiting state when the electronic device is not used for a long time, the electronic device is controlled to enter a preset power saving mode, all modules except the storage module and the power management module stop supplying power and are closed, and the electronic paper can continuously keep the display content before the power off, so that the effect of saving electric energy is achieved, the implementation is simple and convenient, and the concept of green and environment protection is met.
With continuing reference to fig. 3, a flowchart of an implementation of step S130 in fig. 1 is shown, and for convenience of illustration, only the portions relevant to the present invention are shown.
In some optional implementation manners of the first embodiment, the step S130 specifically includes: step S201 and step S202.
In step S201, the central processing module sends a data storage command and a self-refresh command to the memory module, so that the memory module stores the critical data and enters a self-refresh mode.
In step S202, the central processing module sends a power supply stop instruction to the power management module, so that the power management module stops supplying power to the central processing module, and only supplies power to the storage module and the power management module and enters a power saving mode.
In the embodiment of the present invention, the power supply stopping instruction is mainly used to control the power management module to stop supplying power to the modules except the storage module and the power management module, especially to stop supplying power to the central processing module, and the power management module enters the low power consumption mode to ensure that the power consumption of the electronic device is minimum.
In the embodiment of the invention, the self-refresh command is mainly used for controlling the memory module to enter a self-refresh mode.
In the embodiment of the invention, the power management module is mainly used for processing the instruction from the cpu and turning on and off the power supply of the related module. By way of example, the power management module may be a common Microcontroller (MCU); the power management module may also be a dedicated power management chip (PMIC); the power management module can also adopt an asymmetric processor structure, and the power management module is integrated into the central processing module.
In practical application, when the electronic device enters a pre-dormancy process, the central management module stores the key data in the storage module, the central management module notifies the storage module to enter a self-refresh mode, and meanwhile, the central processing module notifies the power management module to cut off the power supplies of all the modules (including the central management module), only the power supply to the storage module and the power management module is reserved, and the power management module enters a power saving mode to achieve the effect of saving power.
With continued reference to fig. 4, a flowchart for implementing waking up an electronic device according to an embodiment of the present invention is shown, and for convenience of description, only the portion related to the present invention is shown.
In some optional implementations as the first embodiment, after the step S202, the method further includes: step S301, step S302, and step S303.
In step S301, when the power management module detects a wake-up signal, the power supply to the display module is stopped and the power supply function of other modules is resumed.
In step S302, after the central processing module is powered on, the central processing module sends a self-refresh exit instruction to the memory module to control the memory module to exit from the self-refresh mode.
In step S303, the central processing module restores the key data and activates a hibernation module, where the hibernation module includes a functional module other than the display module.
In the embodiment of the present invention, the wake-up signal refers to information of an operation signal to be input to the electronic device by a user, and the signal may be detected by the detection device.
In the embodiment of the invention, when the detection device detects the wake-up signal, the wake-up signal is transmitted to the electric energy management module, so that the function of detecting the wake-up signal is realized.
In the embodiment of the invention, the power management module supplies power to the central processing module after detecting the wake-up signal, the central processing module controls the storage module to exit from the self-refresh mode, and because the user does not actually input the operation signal to the electronic equipment, the working module corresponding to the operation signal input by the user does not need to be really opened, thereby playing the role of saving energy.
In the embodiment of the invention, when the power management module detects a wake-up source signal, the electronic device needs to exit a preset power saving mode, the power management module can restore the power supply function according to a preset rule, the central processing module can control the storage module to exit a self-refreshing mode under the condition of restoring the power supply, meanwhile, the central processing module can restore key data and wake up other hardware modules except a processing screen, and due to the characteristic that an ink screen is still powered down, the screen still displays a picture before power failure, so that when the electronic device is woken up, an android wake-up redrawing process is not required to be executed, and the wake-up speed is increased; for the user, the electronic paper display module observed by the user still displays the display content before the preset power saving mode, and the use experience of the user cannot be influenced.
With continuing reference to fig. 5, a flowchart for implementing the operation of the electronic device according to the first embodiment of the present invention is shown, and for convenience of illustration, only the relevant portions of the electronic device are shown.
In some optional implementations as the first embodiment, after the step S302, the method further includes: step S401 and step S402.
In step S401, when the electronic device receives the operation signal, the electronic device reads data buffer data, starts to supply power to the display module, and obtains hibernation data before a preset power saving mode.
In the embodiment of the present invention, before the electronic device enters the preset power saving mode, the electronic device stores the cache Data of the display module into an automatic refresh area of a Double Data rate synchronous dynamic Random Access Memory (DDR SDRAM), so as to ensure that the Data of the display module is not lost when the electronic device enters the preset power saving mode.
In an embodiment of the present invention, the sleep data refers to the above-mentioned cache data before the electronic device enters the preset power saving mode.
In the embodiment of the invention, when the display module is awakened after being powered on, the display image still has the characteristics after the power failure of the ink screen, so that the process of awakening and redrawing the traditional Android is omitted, a large amount of awakening time is saved, and the problem of low awakening speed of the traditional Android awakening and redrawing is effectively solved.
In step S402, a data update operation is performed on the activated display module based on the operation signal.
In the embodiment of the invention, when a user inputs the operation signal to the electronic device through a touch screen pen, a mouse, a touch screen panel and the like, the electronic device can add a new trace corresponding to the operation signal on the basis of the cache data and trigger the display module to refresh, so that the user can enter a normal working state after waking up the electronic device, an operation process of redrawing a picture before dormancy is omitted, the time required by the operation process is shorter than that required by the conventional method for relieving the dormancy state, and the use experience of the user is improved.
In some optional implementations as embodiment one, the electronic device further includes:
a detection module 50;
the detection module 50 includes:
the electromagnetic pen and the electromagnetic film are arranged on the display module;
when the electromagnetic pen is close to the electromagnetic film, the electromagnetic film sends the wake-up signal to the power management module.
In the embodiment of the invention, the display module of the electronic equipment is provided with the electromagnetic film to detect whether an electromagnetic signal exists, when a user needs to input an operation signal to the electronic equipment, the electromagnetic pen is held to be close to the electronic equipment, and the battery film sends a signal of 'the user is about to use the electronic equipment' to the electronic equipment before the user inputs the operation signal, so that the electronic equipment is awakened from a preset power saving mode in advance, and the user can not even enter a sleep state.
In the embodiment of the present invention, the wake-up signal means that the battery film sends a signal indicating that a user is about to use the electronic device to the electronic device before the user inputs an operation signal.
In some optional implementations as embodiment one, the electronic device further includes:
a detection module 50;
the detection module 50 is a capacitive touch device disposed on the electronic device;
and when the capacitive touch device detects a signal, the wake-up signal is sent to the power management module.
In the embodiment of the invention, when a user needs to input an operation signal to the electronic device, the user approaches the electronic device, and the capacitive touch device is arranged on the electronic device, so that a signal that the user is about to use the electronic device is obtained, and the signal is transmitted to the electronic device in a wake-up signal mode, so that the electronic device is awakened from a preset power saving mode in advance, and the user cannot perceive that the electronic device is in a sleep state.
In summary, in the power saving method applied to the electronic device provided in the embodiment of the invention, the display device of the electronic device is the electronic paper, and the electronic paper is characterized in that after the display content of the electronic paper in the operating state is powered off, the content on the screen of the electronic paper can still maintain the normal display for several months. Meanwhile, only the central processing module is controlled to execute the power supply operation, and because the user does not actually input an operation signal to the electronic equipment, the working module corresponding to the operation signal input by the user does not need to be really opened, so that the energy-saving effect is achieved, and for the user, the electronic paper display module observed by the user still displays the display content before the preset power-saving mode, so that the use experience of the user is not influenced; when a user inputs the operation signal to the electronic equipment through a touch screen pen, a mouse, a touch screen panel and the like, the electronic equipment can increase a new trace corresponding to the operation signal on the basis of the cache data and trigger the display module to refresh, so that the electronic equipment is awakened by the user and enters a normal working state, the operation process of redrawing the picture before dormancy is omitted, the time required by the user to relieve the dormancy state is shorter than the time required by the conventional method, and the use experience of the user is improved
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the computer program is executed. The storage medium may be a non-volatile storage medium such as a magnetic disk, an optical disk, a Read-Only Memory (ROM), or a Random Access Memory (RAM).
It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least a portion of the steps in the flow chart of the figure may include multiple sub-steps or multiple stages, which are not necessarily performed at the same time, but may be performed at different times, which are not necessarily performed in sequence, but may be performed alternately or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
Example two
Referring further to fig. 6 as an implementation of the method shown in fig. 1, the present application provides a power saving apparatus applied to an electronic device, where an embodiment of the apparatus corresponds to the embodiment of the method shown in fig. 1, and the apparatus may be applied to various electronic devices in particular.
As shown in fig. 5, the power saving device 100 according to the second embodiment of the present invention includes: a signal acquisition unit 110, a dormancy determination unit 120, a dormancy confirmation unit 130, and a continuous acquisition unit 140. Wherein:
the signal acquisition unit 110 is configured to continuously acquire an operation signal input by a user to the electronic device when the electronic device works normally;
a sleep determination unit 120, configured to determine whether the operation time of the obtained latest operation signal and the current time interval meet a preset standby time;
a sleep confirmation unit 130, configured to control the electronic device to enter a preset power saving mode if the determination result is yes;
and the continuous acquisition unit 140 is configured to continuously acquire the operation signal input to the electronic device by the user if the determination result is negative.
In the embodiment of the present invention, the electronic device refers to a terminal device whose display module is electronic paper, and the terminal device may be a mobile terminal such as a mobile phone, a smart phone, a notebook computer, a digital broadcast receiver, a PDA (personal digital assistant), a PAD (tablet computer), a PMP (portable multimedia player), a navigation device, and the like, and a fixed terminal such as a digital TV, a desktop computer, and the like, and it should be understood that the examples of the terminal device herein are merely for convenience of understanding and are not intended to limit the present invention.
In the embodiment of the invention, the display module of the electronic equipment is an ink screen, and the ink screen has a characteristic that after the screen is powered off, the content on the screen can still be normally displayed for several months.
In the embodiment of the present invention, the normal operation of the electronic device refers to a state in which the cpu and the power management module of the electronic device execute the operation instruction when supplying power to each module of the electronic device.
In the embodiment of the present invention, the user may input the operation signal to the electronic device by using a stylus, a mouse, a touch panel, or the like.
In the embodiment of the invention, the standby time is mainly used for determining whether the user does not use the electronic equipment for a long time.
In the embodiment of the present invention, the time when the electronic device receives the operation signal is taken as the operation time of the operation signal, the system may continuously obtain the operation signal input by the user, and determine whether the user does not use the electronic device for a long time by comparing the operation time corresponding to the latest operation signal with the current time to determine whether the standby time is satisfied.
In the embodiment of the present invention, the preset power saving mode refers to a state in which the power management module of the electronic device supplies power only to the storage module and the power management module.
In the embodiment of the invention, when the user is determined not to use the electronic equipment for a long time, the power management module for controlling the electronic equipment only supplies power to the storage module and the power management module.
In the embodiment of the invention, the display device of the electronic device is the electronic paper, and the electronic paper has the characteristic that the content on the screen can still maintain normal display for several months after the display content of the electronic paper in the working state is powered off, and when the electronic device enters a waiting state when the electronic device is not used for a long time, the electronic device is controlled to enter a preset power saving mode, all modules except the storage module and the power management module stop supplying power and are closed, and the electronic paper can continuously keep the display content before the power off, so that the effect of saving electric energy is achieved, the implementation is simple and convenient, and the concept of green and environment protection is met.
With continuing reference to fig. 7, in some optional implementations of the second embodiment of the present invention, the sleep confirmation unit 130 includes: a storage control subunit 131 and a power supply control subunit 132. Wherein:
the storage control subunit 131 is configured to send a data storage instruction and a self-refresh instruction to the storage module by the central processing module, so that the storage module stores the key data and enters a self-refresh mode;
and a power control subunit 132, configured to send a power stop instruction to the power management module by the central processing module, so that the power management module only supplies power to the storage module and the power management module and enters a power saving mode.
In the embodiment of the invention, the power supply stopping instruction is mainly used for controlling the power supply management module to stop supplying power to the modules except the storage module and the power supply management module, and the power supply management module enters the low power consumption mode to ensure that the electric energy loss of the electronic equipment is minimum.
In the embodiment of the invention, the self-refresh command is mainly used for controlling the memory module to enter a self-refresh mode.
In the embodiment of the invention, the power management module is mainly used for processing the instruction from the cpu and turning on and off the power supply of the related module. By way of example, the power management module may be a common Microcontroller (MCU); the power management module may also be a dedicated power management chip (PMIC); the power management module can also adopt an asymmetric processor structure, and the power management module is integrated into the central processing module.
In practical application, when the electronic device enters a pre-dormancy process, the central management module stores the key data in the storage module, the central management module notifies the storage module to enter a self-refresh mode, and meanwhile, the central processing module notifies the power management module to cut off the power supplies of all the modules (including the central management module), only the power supply to the storage module and the power management module is reserved, and the power management module enters a power saving mode to achieve the effect of saving power.
In some optional implementations of the second embodiment of the present invention, the above power saving device 100 applied to an electronic device further includes: a wake-up subunit, a self-refresh subunit, and an activation submodule. Wherein:
the power supply management module is used for detecting a wake-up signal and recovering a power supply function;
the self-refresh subunit is used for sending a self-refresh exit instruction to the storage module by the central processing module after the central processing module is powered on so as to control the storage module to exit from a self-refresh mode;
and the activation sub-module is used for recovering the key data and activating a dormant module to work by the central processing module, and the dormant module comprises functional modules except the display module.
In some optional implementations of the second embodiment of the present invention, the above power saving device 100 applied to an electronic device further includes: an operation subunit and a data updating subunit. Wherein:
the signal receiving subunit is used for reading data cache data and starting a display module to acquire sleep data before a preset power saving mode when the electronic equipment receives the operation signal;
and the data updating subunit is used for performing data updating operation on the started display module based on the operation signal.
In some optional implementation manners of the second embodiment of the present invention, the power management module includes:
the electromagnetic pen and the electromagnetic film are arranged on the display module;
when the electromagnetic pen is close to the electromagnetic film, the electromagnetic film sends the wake-up signal to the electronic equipment.
In some optional implementation manners of the second embodiment of the present invention, the power management module includes:
a capacitive touch device disposed on the electronic device;
and when the capacitive touch device detects a signal, sending the wake-up signal to the electronic equipment.
In order to solve the technical problem, an embodiment of the present application further provides a computer device. Referring to fig. 8, fig. 8 is a block diagram of a basic structure of a computer device according to the present embodiment.
The computer device 8 comprises a memory 81, a processor 82, a network interface 83 communicatively connected to each other via a system bus. It is noted that only computer device 8 having components 81-83 is shown, but it is understood that not all of the shown components are required to be implemented, and that more or fewer components may be implemented instead. As will be understood by those skilled in the art, the computer device is a device capable of automatically performing numerical calculation and/or information processing according to a preset or stored instruction, and the hardware includes, but is not limited to, a microprocessor, an Application Specific Integrated Circuit (ASIC), a Programmable gate array (FPGA), a Digital Signal Processor (DSP), an embedded device, and the like.
The computer device can be a desktop computer, a notebook, a palm computer, a cloud server and other computing devices. The computer equipment can carry out man-machine interaction with a user through a keyboard, a mouse, a remote controller, a touch panel or voice control equipment and the like.
The memory 81 includes at least one type of readable storage medium including a flash memory, a hard disk, a multimedia card, a card type memory (e.g., SD or DX memory, etc.), a Random Access Memory (RAM), a Static Random Access Memory (SRAM), a Read Only Memory (ROM), an Electrically Erasable Programmable Read Only Memory (EEPROM), a Programmable Read Only Memory (PROM), a magnetic memory, a magnetic disk, an optical disk, etc. In some embodiments, the storage 81 may be an internal storage unit of the computer device 8, such as a hard disk or a memory of the computer device 8. In other embodiments, the memory 81 may also be an external storage device of the computer device 8, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a flash Card (FlashCard), and the like, which are provided on the computer device 8. Of course, the memory 81 may also comprise both an internal storage unit of the computer device 8 and an external storage device thereof. In this embodiment, the memory 81 is generally used for storing an operating system installed in the computer device 8 and various types of application software, such as program codes of the X method. Further, the memory 81 may also be used to temporarily store various types of data that have been output or are to be output.
The processor 82 may be a Central Processing Unit (CPU), controller, microcontroller, microprocessor, or other data Processing chip in some embodiments. The processor 82 is typically used to control the overall operation of the computer device 8. In this embodiment, the processor 82 is configured to execute the program code stored in the memory 81 or process data, for example, execute the program code of the X method.
The network interface 83 may comprise a wireless network interface or a wired network interface, and the network interface 83 is generally used for establishing communication connections between the computer device 8 and other electronic devices.
The present application further provides another embodiment, which is to provide a computer-readable storage medium storing an X program, which is executable by at least one processor to cause the at least one processor to perform the steps of the X method as described above.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. A power saving method applied to electronic equipment is characterized in that a display module of the electronic equipment is an ink screen, and the power saving method comprises the following steps:
when the electronic equipment works normally, continuously acquiring an operation signal input to the electronic equipment by a user;
judging whether the operation time of the obtained latest operation signal and the current time interval meet preset standby time or not;
if the judgment result is yes, controlling the electronic equipment to enter a preset power saving mode;
and if the judgment result is negative, continuously acquiring the operation signal input to the electronic equipment by the user.
2. The power saving method applied to an electronic device according to claim 1, wherein the step of controlling the electronic device to enter a preset power saving mode specifically comprises:
the central processing module sends a data storage instruction and a self-refresh instruction to the storage module so that the storage module stores key data and enters a self-refresh mode;
the central processing module sends a power supply stopping instruction to the power supply management module so that the power supply management module stops supplying power to the central processing module, only supplies power to the storage module and the power supply management module and enters a power saving mode.
3. The power saving method applied to the electronic device according to claim 2, wherein after the step of sending the power supply stopping instruction to the power management module by the central processing module, the method further comprises the following steps:
when the power management module detects a wake-up signal, maintaining the power-off state of the display module and recovering the power supply function of other modules;
when the central processing module is powered on, the central processing module sends a self-refresh exit instruction to the storage module so as to control the storage module to exit from a self-refresh mode;
and the central processing module recovers the key data and activates a dormant module to work, wherein the dormant module comprises functional modules except the display module.
4. The power saving method applied to the electronic device according to claim 3, wherein after the step of the central processing module recovering the critical data and activating the sleep module, the method further comprises the following steps:
when the electronic equipment receives the operation signal, reading data cache data, starting to supply power to the display module and acquiring dormancy data before a preset power saving mode;
performing data updating operation on the started display module based on the operation signal;
and controlling the central processing module to send an execution instruction corresponding to the operation signal to the display device so as to control the electronic equipment to completely recover the working state.
5. The power saving method applied to an electronic device according to claim 3, wherein the electronic device further comprises:
a detection module;
the detection module comprises:
the electromagnetic pen and the electromagnetic film are arranged on the display module;
when the electromagnetic pen is close to the electromagnetic film, the electromagnetic film sends the wake-up signal to the power management module.
6. The power saving method applied to an electronic device according to claim 1, wherein the electronic device further comprises:
a detection module;
the detection module is a capacitive touch device arranged on the electronic equipment;
and when the capacitive touch device detects a signal, the wake-up signal is sent to the power management module.
7. The utility model provides a be applied to power saving device of electronic equipment which characterized in that, the display module of electronic equipment is the ink screen, the display module of electronic equipment is electronic paper, power saving device includes:
the signal acquisition unit is used for continuously acquiring an operation signal input to the electronic equipment by a user when the electronic equipment works normally;
the sleep judging unit is used for judging whether the operation time of the obtained latest operation signal and the current time interval meet preset standby time or not;
the sleep confirmation unit is used for controlling the electronic equipment to enter a preset power saving mode if the judgment result is yes;
and the continuous acquisition unit is used for continuously acquiring the operation signal input to the electronic equipment by the user if the judgment result is negative.
8. The power saving apparatus for an electronic device according to claim 7, wherein the sleep confirmation unit comprises:
the storage control subunit is used for sending a data storage instruction and a self-refresh instruction to the storage module by the central processing module so as to enable the storage module to store key data and enter a self-refresh mode;
and the power supply control subunit is used for sending a power supply stopping instruction to the power supply management module by the central processing module so as to enable the power supply management module to stop supplying power to the central processing module, and only supplying power to the storage module and the power supply management module and entering a power saving mode.
9. A computer device comprising a memory having stored therein a computer program and a processor that when executed implements the steps of the power saving method as claimed in any one of claims 1 to 6 applied to an electronic device.
10. A computer-readable storage medium, having stored thereon a computer program which, when being executed by a processor, carries out the steps of the power saving method applied to an electronic device according to any one of claims 1 to 6.
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| CN111562836B (en) | 2023-07-04 |
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