CN102104690A - Method and device for saving electric energy as well as mobile terminal - Google Patents
Method and device for saving electric energy as well as mobile terminal Download PDFInfo
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- CN102104690A CN102104690A CN2009101892255A CN200910189225A CN102104690A CN 102104690 A CN102104690 A CN 102104690A CN 2009101892255 A CN2009101892255 A CN 2009101892255A CN 200910189225 A CN200910189225 A CN 200910189225A CN 102104690 A CN102104690 A CN 102104690A
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- 238000001514 detection method Methods 0.000 claims description 4
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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 invention provides a method and device for saving electric energy as well as a mobile terminal, and the method, device and mobile terminal provided by the invention are suitable for the field of mobile communication; and the method comprises the following steps: obtaining the current running task of the mobile terminal; according to the current running task, adjusting the CPU (central processing unit) frequency on the basis of the corresponding relation between the predetermined setting task and the CPU frequency. In the invention, the current running task of the mobile terminal is obtained firstly, and then the CPU frequency is adjusted without increasing the hardware cost on the basis of the corresponding relation between the predetermined setting task and the CPU frequency according to the current running task; and different CPU frequencies are required to be used for different tasks so that the purpose of saving electric energy is achieved.
Description
Technical field
The invention belongs to moving communicating field, relate in particular to a kind of method, device and portable terminal of saving electric energy.
Background technology
At present, at the design aspect of portable terminal, energy-conservationly become an important design objective.In Smart phone field, the portable terminal that has is realized saving energy and reduce the cost by multi-CPU system, uses a plurality of CPU can increase the cost of hardware undoubtedly; In Feature phone field, most portable terminals still are single CPU operation, and all tasks are all finished by a CPU, if can not reasonably move CPU, then can cause waste of electric energy.
Summary of the invention
The object of the present invention is to provide a kind of method of saving electric energy, be intended to solve existing portable terminal waste electric energy or the high problem of production cost when operation.
The present invention is achieved in that a kind of method of saving electric energy, and described method comprises the steps:
Obtain the task of the current operation of portable terminal;
According to the task of described current operation, adjust the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU.
Another object of the present invention is to provide a kind of device of saving electric energy, described device comprises:
Acquisition module is used to obtain the task of the current operation of portable terminal;
The cpu frequency adjusting module is used for the task of the current operation of obtaining according to described acquisition module, adjusts the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU.
Another object of the present invention is to provide a kind of portable terminal, described portable terminal comprises the device of aforesaid saving electric energy.
In invention, at first obtain the task of the current operation of portable terminal, then according to the task of current operation, adjust the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU, do not need to increase hardware cost, only need use different cpu frequencies, thereby reach purpose of power saving at different tasks.
Description of drawings
Fig. 1 is the FB(flow block) of the method for the saving electric energy that provides of the embodiment of the invention;
Fig. 2 is the structured flowchart of the device of the saving electric energy that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In embodiments of the present invention, at first obtain the task of the current operation of portable terminal, then according to the task of current operation, corresponding relation according to setting in advance of task and cpu frequency is adjusted cpu frequency, do not need to increase hardware cost, only need use different cpu frequencies, thereby reach purpose of power saving at different tasks.
Fig. 1 is the method for the saving electric energy that provides of the embodiment of the invention, and details are as follows:
In step S101, obtain the task of the current operation of portable terminal.
As one embodiment of the present of invention, more and more abundanter application is arranged in the portable terminal, as telephone directory, note, camera, music, video playback or the like, when each uses operation, carry out corresponding task exactly, portable terminal can obtain the task of current operation according to the application of current execution.
In step S102, according to the task of current operation, the cpu frequency of adjusting according to the corresponding relation of setting in advance of task and cpu frequency.
As one embodiment of the present of invention, can obtain the task of the current operation of portable terminal, detect the task grade and whether change, if testing result is for being, then judge the task grade of current operation, adjust cpu frequency according to the corresponding relation of current task grade and cpu frequency.Be specially: the corresponding relation between the current task grade that gets access to and task grade that sets in advance and the cpu frequency is mated, as the current task grade during greater than predefined task grade or less than predefined task grade, the adjustment cpu frequency arrives the frequency with the corresponding task ratings match, such as, because every kind of desired frequency of task is different, as telephone directory, the operation of this generic task of note needs lower cpu frequency, and camera, music, the operation of this generic task of video playback needs higher cpu frequency, when the task of getting access to operation is a telephone directory, during tasks such as note, cpu frequency can tune to lower, when the operation camera, music, during tasks such as video playback, cpu frequency can rise to higher, has realized adjusting according to the task of current operation intelligently the purpose of cpu frequency.In addition, as a preferred embodiment of the present invention, when getting access to current mobile terminal when only moving individual task, cpu frequency can be reduced to lower, and when a plurality of task of operation, cpu frequency can rise to higher.
Wherein, before step S101, the method for saving electric energy also comprises the steps:
The first step: the task that portable terminal can move is classified.
Because the different desired cpu frequencies of task is different, can classify to task according to this, task division is become different types, and give type mark.
Second step: the task grade is set, the corresponding cpu frequency scope of each task grade.
The 3rd step: the corresponding relation between task grade and the cpu frequency is set.
The task grade that is provided with comprises with the corresponding relation between the cpu frequency: the different cpu frequency of the different corresponding appointments of task grade.Such as, when being provided with, cpu frequency is adjusted to higher greater than predefined task grade, when less than predefined task grade, cpu frequency is reduced to lower.In the present embodiment, the adjustable extent of CPI frequency is 100～200MHz.
The structure of the device of the saving electric energy that Fig. 2 provides for the embodiment of the invention for convenience of explanation, only shows the relevant part of the embodiment of the invention.Wherein, the device of this saving electric energy can be the software unit that is built in portable terminal, the unit of hardware cell or soft or hard combination.In the present embodiment, this device comprises: sort module 21, module 22, acquisition module 23, cpu frequency adjusting module 24 are set.
Details are as follows for concrete process:
The task that 21 pairs of portable terminals of sort module can move is classified.
Because the different desired cpu frequencies of task is different, can classify to task according to this, task division is become different types, and give type mark.
As one embodiment of the present of invention, more and more abundanter application is arranged in the portable terminal, as telephone directory, note, camera, music, video playback or the like, when each uses operation, carry out corresponding task exactly, portable terminal can obtain the task of current operation according to the application of current execution.
Cpu frequency adjusting module 24 is according to the task of current operation, the cpu frequency of adjusting according to the corresponding relation of setting in advance of task and cpu frequency.
As one embodiment of the present of invention, can obtain the task of the current operation of portable terminal, detect the task grade and whether change, if testing result is for being, then judge the task grade of current operation, adjust cpu frequency according to the corresponding relation of current task grade and cpu frequency.Be specially: the grade of the current task that gets access to and the corresponding relation between task grade that sets in advance and the cpu frequency are mated, as the grade of current task during greater than predefined task grade or less than predefined task grade, the adjustment cpu frequency arrives the frequency with the corresponding task ratings match, such as, because every kind of desired frequency of task is different, as telephone directory, the operation of this generic task of note needs lower cpu frequency, and camera, music, the operation of this generic task of video playback needs higher cpu frequency, when the task of getting access to operation is a telephone directory, during tasks such as note, cpu frequency can tune to lower, when the operation camera, music, during tasks such as video playback, cpu frequency can rise to higher, has realized adjusting according to the task of current operation intelligently the purpose of cpu frequency.In addition, as a preferred embodiment of the present invention, when getting access to current mobile terminal when only moving individual task, cpu frequency can be reduced to lower, and when a plurality of task of operation, cpu frequency can rise to higher.
Wherein, the device of saving electric energy further comprises: detection module 25.
Whether the grade of the task of the current operation of portable terminal that detection module 25 detection acquisition modules 23 obtain changes.
Wherein, described cpu frequency adjusting module 24 comprises: judging unit and frequency adjustment unit.
The grade of the task of the current operation of judgment unit judges portable terminal.
The frequency adjustment unit is adjusted the frequency of CPU according to the corresponding relation of the frequency of task grade and CPU.
In embodiments of the present invention, at first obtain the task of the current operation of portable terminal, according to the task of current operation, adjust cpu frequency then, do not need to increase hardware cost according to the corresponding relation of setting in advance of task and cpu frequency, only need use different cpu frequencies at different tasks, thereby reach purpose of power saving, in addition, when the operation individual task, cpu frequency is reduced to lower, can better save electric energy.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of saving electric energy is characterized in that, described method comprises the steps:
Obtain the task of the current operation of portable terminal;
According to the task of described current operation, adjust the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU.
2. the method for claim 1 is characterized in that, before the step of the described task of obtaining the current operation of portable terminal, described method also comprises the steps:
In advance the task that portable terminal moved is classified;
The task grade is set, the corresponding cpu frequency scope of each task grade;
The corresponding relation of task grade and cpu frequency is set.
3. method as claimed in claim 2 is characterized in that, after the step of the described task of obtaining the current operation of portable terminal, described method also comprises the steps:
Whether the grade that detects current moving of task changes;
If testing result is for being, then according to the grade of current moving of task, according to the frequency of the corresponding relation adjustment CPU of task grade that sets in advance and cpu frequency.
4. as claim 2 or 3 described methods, it is characterized in that, described task according to described current operation, the step of adjusting the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU is specially:
Judge the task grade of the current operation of portable terminal;
Adjust the frequency of CPU according to the corresponding relation of the frequency of described task grade and CPU.
5. method as claimed in claim 2 is characterized in that, the described step that the task that portable terminal moved is classified is specially:
According to different task the frequency requirement difference of CPU is classified to the task that portable terminal moved, and give type mark.
6. a device of saving electric energy is characterized in that, described device comprises:
Acquisition module is used to obtain the task of the current operation of portable terminal;
The cpu frequency adjusting module is used for the task of the current operation of obtaining according to described acquisition module, adjusts the frequency of CPU according to the corresponding relation of the frequency of setting in advance of task and CPU.
7. device as claimed in claim 6 is characterized in that, described device also comprises:
Sort module, the task of being used for portable terminal is moved is classified;
Module is set, is used to be provided with the corresponding relation of task grade and task grade and cpu frequency, the corresponding cpu frequency scope of each task grade.
8. device as claimed in claim 7 is characterized in that, described device further comprises:
Detection module, whether the grade that is used to detect the current task that described acquisition module obtains changes.
9. as claim 7 or 8 described devices, it is characterized in that described cpu frequency adjusting module comprises:
Judging unit is used to judge the task grade of the current operation of portable terminal;
The frequency adjustment unit is used for adjusting according to the corresponding relation of the frequency of described task grade and CPU the frequency of CPU.
10. a portable terminal is characterized in that, described portable terminal comprises the device as each described saving electric energy of claim 6 to 8.
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| CN2009101892255A CN102104690A (en) | 2009-12-22 | 2009-12-22 | Method and device for saving electric energy as well as mobile terminal |
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| CN2009101892255A CN102104690A (en) | 2009-12-22 | 2009-12-22 | Method and device for saving electric energy as well as mobile terminal |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915107A (en) * | 2011-08-04 | 2013-02-06 | 联芯科技有限公司 | Regulating method of power consumption of terminal as well as terminal |
| CN102930852A (en) * | 2012-11-08 | 2013-02-13 | 山东大学 | Method of improving mobile terminal system performance by dynamically regulating of screen refresh rate |
| WO2013053270A1 (en) * | 2011-10-09 | 2013-04-18 | 惠州Tcl移动通信有限公司 | Mobile terminal and method for adjusting operation load of mobile terminal |
| CN103324270A (en) * | 2013-06-25 | 2013-09-25 | 东莞宇龙通信科技有限公司 | Mobile terminal and method for adjusting CPU (Central Processing Unit) frequency thereof |
| CN104009629A (en) * | 2013-02-21 | 2014-08-27 | 马维尔国际有限公司 | Configurable DC-DC converter |
| CN104407690A (en) * | 2014-12-19 | 2015-03-11 | 中科创达软件股份有限公司 | Method, device and mobile terminal for regulating operating frequency of CPU (Central Processing Unit) |
| CN105094284A (en) * | 2015-07-31 | 2015-11-25 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105094285A (en) * | 2015-07-31 | 2015-11-25 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105159437A (en) * | 2015-09-30 | 2015-12-16 | 联想(北京)有限公司 | Method and device for controlling electronic equipment |
| CN105334939A (en) * | 2014-06-30 | 2016-02-17 | 北京安兔兔科技有限公司 | Terminal power consumption control method and terminal power consumption control device |
| CN106249844A (en) * | 2016-07-29 | 2016-12-21 | 宇龙计算机通信科技(深圳)有限公司 | Processor working frequency and/or the work method of adjustment of check figure, device and terminal |
| CN106951320A (en) * | 2017-01-23 | 2017-07-14 | 斑马信息科技有限公司 | The system and method for the cpu frequency of the car machine of dynamic regulation internet automobile |
| CN107402813A (en) * | 2017-06-21 | 2017-11-28 | 努比亚技术有限公司 | The method and mobile terminal of a kind of resource allocation, computer-readable recording medium |
| WO2018068576A1 (en) * | 2016-10-14 | 2018-04-19 | 捷开通讯(深圳)有限公司 | Method for adjusting cpu performance mode and mobile device |
| CN108733194A (en) * | 2018-04-27 | 2018-11-02 | 珠海格力电器股份有限公司 | Frequency reduction processing method and device, storage medium and electronic device |
| CN110231962A (en) * | 2019-06-10 | 2019-09-13 | Oppo广东移动通信有限公司 | Performance configuration method, device, terminal and the storage medium of process |
| CN114675738A (en) * | 2022-02-24 | 2022-06-28 | 深圳大学 | CPU frequency modulation method, system and storage medium based on optimal feedback time |
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Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915107B (en) * | 2011-08-04 | 2015-08-12 | 联芯科技有限公司 | The regulate and control method of power consumption of terminal and terminal |
| CN102915107A (en) * | 2011-08-04 | 2013-02-06 | 联芯科技有限公司 | Regulating method of power consumption of terminal as well as terminal |
| WO2013053270A1 (en) * | 2011-10-09 | 2013-04-18 | 惠州Tcl移动通信有限公司 | Mobile terminal and method for adjusting operation load of mobile terminal |
| CN102930852A (en) * | 2012-11-08 | 2013-02-13 | 山东大学 | Method of improving mobile terminal system performance by dynamically regulating of screen refresh rate |
| CN104009629A (en) * | 2013-02-21 | 2014-08-27 | 马维尔国际有限公司 | Configurable DC-DC converter |
| CN104009629B (en) * | 2013-02-21 | 2018-09-28 | 马维尔国际有限公司 | Configurable DC-DC converter |
| CN103324270A (en) * | 2013-06-25 | 2013-09-25 | 东莞宇龙通信科技有限公司 | Mobile terminal and method for adjusting CPU (Central Processing Unit) frequency thereof |
| CN103324270B (en) * | 2013-06-25 | 2016-02-10 | 东莞宇龙通信科技有限公司 | A kind of mobile terminal and regulate the method for its cpu frequency |
| CN105334939B (en) * | 2014-06-30 | 2019-03-01 | 北京安兔兔科技有限公司 | Terminal power consumption control method and device |
| CN105334939A (en) * | 2014-06-30 | 2016-02-17 | 北京安兔兔科技有限公司 | Terminal power consumption control method and terminal power consumption control device |
| CN104407690B (en) * | 2014-12-19 | 2018-03-06 | 中科创达软件股份有限公司 | Adjust the method, device and mobile terminal of CPU working frequencies |
| CN104407690A (en) * | 2014-12-19 | 2015-03-11 | 中科创达软件股份有限公司 | Method, device and mobile terminal for regulating operating frequency of CPU (Central Processing Unit) |
| CN105094284B (en) * | 2015-07-31 | 2019-03-26 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105094285B (en) * | 2015-07-31 | 2018-09-11 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105094285A (en) * | 2015-07-31 | 2015-11-25 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105094284A (en) * | 2015-07-31 | 2015-11-25 | 北京金山安全软件有限公司 | Power-saving processing method and device for application program |
| CN105159437A (en) * | 2015-09-30 | 2015-12-16 | 联想(北京)有限公司 | Method and device for controlling electronic equipment |
| CN106249844A (en) * | 2016-07-29 | 2016-12-21 | 宇龙计算机通信科技(深圳)有限公司 | Processor working frequency and/or the work method of adjustment of check figure, device and terminal |
| WO2018068576A1 (en) * | 2016-10-14 | 2018-04-19 | 捷开通讯(深圳)有限公司 | Method for adjusting cpu performance mode and mobile device |
| CN106951320A (en) * | 2017-01-23 | 2017-07-14 | 斑马信息科技有限公司 | The system and method for the cpu frequency of the car machine of dynamic regulation internet automobile |
| CN106951320B (en) * | 2017-01-23 | 2022-03-08 | 斑马信息科技有限公司 | System and method for dynamically adjusting CPU frequency of vehicle machine of internet vehicle |
| CN107402813B (en) * | 2017-06-21 | 2020-10-30 | 泰州市元和达电子科技有限公司 | Resource allocation method, mobile terminal and computer readable storage medium |
| CN107402813A (en) * | 2017-06-21 | 2017-11-28 | 努比亚技术有限公司 | The method and mobile terminal of a kind of resource allocation, computer-readable recording medium |
| CN108733194A (en) * | 2018-04-27 | 2018-11-02 | 珠海格力电器股份有限公司 | Frequency reduction processing method and device, storage medium and electronic device |
| CN110231962B (en) * | 2019-06-10 | 2020-01-07 | Oppo广东移动通信有限公司 | Process performance configuration method, device, terminal and storage medium |
| CN110231962A (en) * | 2019-06-10 | 2019-09-13 | Oppo广东移动通信有限公司 | Performance configuration method, device, terminal and the storage medium of process |
| CN114675738A (en) * | 2022-02-24 | 2022-06-28 | 深圳大学 | CPU frequency modulation method, system and storage medium based on optimal feedback time |
| CN114675738B (en) * | 2022-02-24 | 2024-04-12 | 深圳大学 | CPU frequency modulation method, system and storage medium based on optimal feedback time |
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Application publication date: 20110622 |