KR101128251B1 - Apparatus and method for controling power saving by devices of executed program - Google Patents

Abstract

The present invention is to effectively use the system power supply by using the power saving mode information for each device running each application program.

According to the present invention, a device-specific power saving mode of each application program operated in the system is divided into a case of operating in the foreground and a background, and each application program is detected to detect the currently executed application program. For example, the system may be operated by combining a device power saving mode of an application program operating in the foreground and a device power saving mode of an application program operating in the background.

Therefore, according to the present invention, the power consumption of each device of the program to be executed can be effectively reduced.

Sleep, Device, Applications, Foreground, Background

Description

Apparatus and method for controling power saving by devices of executed program}             

1 is a block diagram showing the overall configuration of a typical computer that can operate in a power saving mode

FIG. 2A is a diagram illustrating setting power saving modes of devices executed for each application program (application program) operating in the system based on a user.

2B is a diagram illustrating manually changing a power saving mode of each device when a presentation, which is an application program to be used, is operated.

3 is a system block diagram of implementing a power saving mode according to detecting an application program currently executed according to the present invention.

4, 5, and 6 are tables showing device-specific power saving modes when operating in the foreground and the background for each application.

7 is a flowchart schematically illustrating a method for controlling a power saving mode for each device of an execution program according to the present invention.

8 is a flowchart illustrating a method for controlling a power saving mode for each device of an execution program according to the present invention.

9A is a routine for registering a shell execution hook for hooking a program to be operated.

9B is a routine for releasing shell execution hooks

Fig. 9C shows a routine for importing a program to be checked from the registry upon hooking.

9D shows a hooking routine, which is called when a program is executed on a window.

The present invention is to operate the system by using the power saving mode information for each device on which each application program is executed, especially when a plurality of application programs are operating, device power saving mode and background of the application program operating in the foreground, The present invention relates to a device-specific power saving mode control apparatus and a method of an execution program for operating a system by combining a device power saving mode of an application program operating in the system.

The related art will be described below.

1 is a block diagram showing the overall configuration of a general computer that can operate in a power saving mode.

As shown in the figure, the power supply converts battery power or AC adapter power to a certain voltage level to provide the power required for each device in the system, such as the CPU, HDD, audio / video unit, and LCD. Apply each.

FIG. 2A is a diagram illustrating setting power saving modes of devices executed for each application program operating in a system based on a user.

As shown in the figure, each power scheme 22, 24, and 26 corresponding to each application 21, 23, and 25 is configured, and when a user operates the application, the user configures the power scheme in the device manager. Must be changed.

2B is a diagram illustrating manually changing a power saving mode of each device when a presentation, which is an application program to be used, is to be operated.

However, in the power management method as described above, the device manager must manually change the power scheme according to the environment that the user wants to use.

      In addition, this method is inconvenient to reselect the power configuration when the type of the program used by the user is changed. Especially when using multiple programs at the same time in a multitasking OS environment, it is almost impossible to change the power configuration manually and which application to change based on.

Accordingly, the present invention proposes a power saving mode of devices to reduce power consumption when the system is used in a portable mode (battery mode).

In addition, the present invention recognizes a program used by a user, and proposes to automatically set the power mode for each device of an execution program.

In addition, the present invention proposes to operate the system by combining a device power saving mode of an application program operating in the foreground and a device power saving mode of an application program operating in the background when a plurality of application programs are being used simultaneously.

According to the present invention, when a plurality of application programs are being used at the same time, the devices other than the devices used by each program operate in the maximum power saving mode possible, and the devices used by each program operate in the minimum power saving mode possible. Suggest to be.

An apparatus for controlling a power saving mode for each device of an execution program of the present invention includes: memory means for setting and storing a plurality of power saving modes for each device of each application program; And

And control means for operating the system by a result of combining the respective power saving modes for each device of the two or more execution application programs in a predetermined manner.

In addition, the device-specific power saving mode control method of the execution program of the present invention, the step of setting each of the device-specific power saving mode of each application program operating in the system divided into the case of operating in the foreground and background; Detecting an application program currently being executed; As a result of the detection, when the plurality of application programs operate, operating the system by combining the device power saving mode of the application program operating in the foreground and the device power saving mode of the application program operating in the background; And operating the system by the foreground power saving mode of the executed application program when one application program is operated as a result of the detection of the application program executed in the above.

Hereinafter, a preferred embodiment of an apparatus and method for controlling a system power saving mode by power saving mode information of each device of a program to be executed according to the present invention will be described in detail with reference to the accompanying drawings.

3 is a battery miser program including a shell execute hook routine for detecting a currently executing application and a function for detecting an application operating in the foreground; The overall configuration of the computer, including the memory (23, 13) configuration that stores the device's sleep mode when each application is running in the foreground and the sleep mode information of the devices when running in the background. The block diagram shown.

As shown in the figure, a CPU 10, a video controller 11, a Host-PCI Bridge 12, a memory 13, a video RAM 14, an audio controller 15 LAN controller 16, card bus controller 17, PCI-ISA Bridge 18, LCD 19, microcomputer 20, keyboard 21 Saves the memory 13 and the battery optimizer 23a that store information about the devices power saving mode when the application set by the user operates in the foreground and the devices power saving mode when the background is operated. HDD 23 or the like.

The battery optimizer 23a stored in the HDD 23 is loaded into the memory 13 after the Windows OS is booted to operate.

The batteryizer is a program stored in the storage unit that is responsible for the power saving function of the system.                     

The PCI-ISA Bridge 18 includes a CMOS RAM 180, and the microcomputer 20 includes a ROM 200 and a RAM 201. And a keyboard controller 203.

Device-specific power saving mode control apparatus and method of the execution program according to the present invention can be applied not only to the portable device, such as a notebook computer as shown in FIG. 3, but also to any device requiring a power saving mode, such as a PDA.

4, 5, and 6 are tables showing device-specific power saving modes when operating in the foreground and the background for each application.

Here, when a plurality of applications are being used at the same time, the remaining devices except the devices used by each program are operated in the maximum power saving mode possible, and the power saving mode of the devices in which each program is operated in the foreground and the background is It is preferable that the systems be operated in combination with each other in a predetermined manner (minimum power saving mode selection).

First, it is assumed that the power saving mode set in the present invention is classified as follows based on CPU usage.

Full Performance (e.g. 100% CPU usage): The device runs at maximum performance and no power saving function is used.

2. Auto (CPU usage 70%): Use lower performance or higher power saving than maximum performance.

3. Battery Optimized (CPU usage 50%): Use lower performance or higher power saving than automatic.

4. Max Battery (CPU usage 20%): The device operates in hibernation mode and consumes almost no battery.

FIG. 4A is a table 1 (a) illustrating power saving modes of devices when the Windows Media Player (WMP) A operates in the foreground.

As shown in the figure, the power saving mode of the devices is as follows.

CPU: Max Battery, HDD: Max Battery, SOUND: Full Performance, LCD: Max Battery.

Figure 4b is a table 2 (b) showing the power saving mode of each device when the Windows Media Player (WMP) (A) operates in the background.

As shown in the figure, the power saving mode of the devices is as follows.

CPU: Max Battery, HDD: Max Battery, SOUND: Full Performance, LCD: Max Battery.

The WMP (A) is a case where the power saving modes of the devices operating in the foreground and the background are coincidentally the same.

FIG. 5A is a table 3 (c) illustrating power saving modes of devices when Excel (B) operates in the foreground.

As shown in the figure, the power saving mode of the devices is as follows.

CPU: Automatic, HDD: Max Battery, SOUND: Max Battery, LCD: Automatic.                     

5B is a table 4 (d) illustrating power saving modes of devices when Excel (B) operates in the background.

As shown in the figure, the power saving mode of the devices is as follows.

CPU: Max Battery, HDD: Max Battery, SOUND: Max Battery, LCD: Max Battery.

4A and 5A, when one application program is executed, the power saving mode is independently changed according to table1 (a) and table3 (c) at the time of execution of the program, and is not used by the application program. These power saving modes are preferably changed to the maximum power saving mode.

In addition, when no application program is operated, it is preferable to operate in the maximum power saving mode for each device set by the user.

6A and 6D are tables showing device-specific power saving modes in the case where an application program operates independently and simultaneously.

As shown in the figure, FIG. 6A shows the power saving mode when the WMP operates alone, and shows that the device-specific power saving mode by the foreground set in table 1 (a) of FIG. 4A is executed.

FIG. 6B illustrates the power saving mode when the EXCEL operates alone, and shows that the device-specific power saving mode by the foreground set in table 3 (c) of FIG. 5A is executed.

FIG. 6C illustrates a power saving mode when EXCEL operates in the foreground and WMP operates in the background when WMP and EXCEL operate at the same time. Low power saving rate).

Accordingly, the devices operate in the minimum power saving mode by combining the foreground power saving mode table 3 (c) of EXCEL of FIG. 5A and the background power saving mode table 2 (b) of WMP of FIG. 4B.

FIG. 6D illustrates a power saving mode when the WMP operates in the foreground and the EXCEL operates in the background when the WMP and the EXCEL operate at the same time. Low power saving rate).

Accordingly, the devices operate in the minimum power saving mode by combining the WMP foreground power saving mode table 1 (a) of FIG. 4A and the background power saving mode table 4 (d) of EXCEL of FIG. 5B.

In the above, an application program executed at the top (front) of the current display means becomes the foreground, and a program running on the back of the current program becomes the background.

As described above, the system operates in the minimum power saving mode by combining the device-specific power saving mode of the currently executed foreground application with the device-specific power saving mode of the background application operating behind the currently executing program. do.

The detection of the application program executed above is detected by the shell execution hook routine constituting the battery optimizer. The detection of whether the executed application program operates in the foreground or the background is performed by using the GetForegroundWindow () function stored in the battery optimizer. By monitoring Recognize.

7 is a flowchart schematically illustrating a method for controlling a power saving mode for each device of an execution program according to the present invention.

A power saving mode when operating in the foreground and the background for each of a plurality of devices executing each application program operated in the system is set as shown in FIGS. 4 and 5 (S701).

The currently executed application program, foreground and background applications are detected by monitoring the shell execution hook routine and GetForegroundWindow () function constituting the battery optimizer (S702).

The power saving mode is set as shown in FIG. 6 based on the power saving mode information set in each device of the detected application program (S703).

If there is no application program currently executed in the present invention, the system operates by the general power saving mode set by the user (S704).

8 is a flowchart illustrating a method of controlling a power saving mode for each device of an execution program according to the present invention.

Power saving mode for each device (CPU / HDD / SOUND / LCD, etc.) of each application program (WMP / EXCEL) operated in the system is operated in the foreground (Figs. 4A / 5A) and in the background (Figs. 4B / 5B). Divided into cases and set respectively (S801).

The currently executed application program is detected through the shell execution hook routine (S802).

As a result of the detection, when two or more application programs are executed, for example, when WMP (A) operates in the foreground (a) and Excel (B) operates in the background (d) as shown in FIG. 6D, In operation S803, the device-specific power saving mode of each application program is combined / set to the minimum power saving mode.

If there is only one application program currently executed in step S802, the system operates by the power saving mode of the foreground device of the detected program (S804).

In the above, in the case where a plurality of application programs operate, the device power saving mode of the application program operating in the foreground and the device power saving mode of the application program operating in the background are combined with each other to operate the system in a low power saving mode. Preferably, the system can be operated in a high power saving mode.

9A is a routine for registering a shell execution hook for hooking a program to be operated.

9B is a routine for releasing shell execution hooks.

9C is a routine for bringing a program to be checked from the registry upon hooking.

9D shows a hooking routine, which is called when a program is executed on a window.

As described above, when the plurality of application programs operate, the present invention executes the system operation by combining the device power saving mode of the application program operating in the foreground and the device power saving mode of the application program operating in the background. The present invention relates to a device-specific power saving mode control apparatus and method.

Or more, preferred embodiments of the present invention described above, for the purpose of illustration, those skilled in the art, within the technical spirit and the technical scope of the present invention disclosed in the appended claims below, to further improve various other embodiments Changes, substitutions or additions will be possible.

According to the apparatus and method for controlling a power saving mode for each device of an execution program according to the present invention, power consumption of each device can be effectively reduced.

In addition, the present invention can effectively use the battery power by operating the system by combining the device power saving mode of the application program operating in the foreground and the device power saving mode of the application program running in the background when a plurality of application programs are being used at the same time. have.

According to the present invention, when a plurality of application programs are being used at the same time, the devices other than the devices used by each program operate in the maximum power saving mode possible, and the devices used by each program operate in the minimum power saving mode possible. In this way, battery power can be used efficiently.

Claims (11)

In a system equipped with a plurality of devices, and capable of executing a plurality of application programs, Memory means for storing power saving mode information of devices executed for each of the plurality of application programs; And When a plurality of application programs are running, combining the power saving mode information of the devices executed for each of the plurality of running application programs among the stored power saving mode information in a predetermined manner, and controlling the devices to operate according to the combined result. Means, The power saving mode information of each device, Contains information about the four power saving modes: maximum performance mode, auto mode, battery optimization mode, and maximum battery mode, in order of high CPU usage. The control means, And devices other than those used by the running plurality of application programs among the plurality of devices operate in the maximum battery mode, which is a mode with the least CPU usage. The method of claim 1, wherein the memory means, And setting power saving mode information differently when one of the plurality of application programs is executed in the foreground or the background. The method of claim 2, wherein the control means, By combining the power saving mode information of the devices of the application program running in the foreground and device-specific power saving mode information of the application program running in the background, operating the devices according to the high power saving mode information of the power saving mode information. system. delete In the power saving mode control method of a system capable of executing a plurality of application programs, a plurality of devices are mounted, comprising a memory means and a control means, Detecting, by the control means, an application program currently being executed; Reading, by the control means, power saving mode information of the devices of the detected application program from the memory means; Combining, by the control means, power saving mode information of the read devices; And Operating the devices by the combination result; The power saving mode information of each device, Power saving mode control method including information on the four power saving modes: maximum performance mode, automatic mode, battery optimization mode, and maximum battery mode in order of high CPU usage. The method of claim 5, And detecting the currently executing application program by a shell execution hook routine constituting a battery optimizer. In the power saving mode control method of a system capable of executing a plurality of application programs, including a memory means and a control means, and equipped with a plurality of devices, Detecting, by the control means, an application program currently being executed; Reading, by the control means, power saving mode information of the respective devices set separately from when executed in the foreground or when executed in the background for each detected application program from the memory means; And When the plurality of application programs operate, operating the devices by combining the power saving mode information of the application program operating in the foreground with the power saving mode information of the application program operating in the background. , The power saving mode information of each device, Power saving mode control method including information on the four power saving modes: maximum performance mode, automatic mode, battery optimization mode, and maximum battery mode in order of high CPU usage. The method of claim 7, wherein And when the one application program is running, operating the devices by the foreground power saving mode of the executed application program. The method of claim 7, wherein A method for controlling the power saving mode, which is detected by monitoring the GetForegroundWindow () function whether the application program to be executed is running in the foreground or in the background. The method of claim 7, wherein When a plurality of application programs are operating, the power saving mode information of the application program operating in the foreground and the power saving mode information of the application program operating in the background are combined with each other to provide the high power saving mode information among the power saving mode information. Operating the devices according to the power saving mode control method. The method of claim 7, wherein When a plurality of application programs operate, the power saving mode information of the application program operating in the foreground and the power saving mode information of the application program operating in the background are combined with each other, and the low power saving mode information among the power saving mode information is combined. Operating the devices according to the power saving mode control method.

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