CN102306047A - Energy-saving control method for computer system - Google Patents
Energy-saving control method for computer system Download PDFInfo
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- CN102306047A CN102306047A CN201110272196A CN201110272196A CN102306047A CN 102306047 A CN102306047 A CN 102306047A CN 201110272196 A CN201110272196 A CN 201110272196A CN 201110272196 A CN201110272196 A CN 201110272196A CN 102306047 A CN102306047 A CN 102306047A
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Abstract
The invention belongs to the field of a computer and discloses a comprehensive energy-saving control method for a computer system. The method comprises the following steps: 1) installing a human body detection sensor on a display, and if detecting that no person is in front of the display, starting an energy-saving circuit of the display according to set hardware delay time so that the display (complying with an 'Energy Star' specification) enters into a shutdown mode, and if detecting that one person is in front of the display, enabling the display to enter into a normal working state immediately; and 2) sending a signal which shows that no person is in front of the display to a preset monitoring program in the computer through a communication line between the display and the computer, and determining to start a standby program, a sleep program or shutdown program of the system according to specified logics.
Description
[technical field]
The present invention relates to computer technology and energy-saving field, relate generally to a kind of use at computer system (main frame and display) energy-saving control method.Standby or dormancy time at computing machine are set under irrational situation, have obvious energy-saving effect.
[background technology]
Through statistical study, draw computer system and in use produce unreasonable energy consumption reason two aspects are arranged.
1, computer system power-on, but long-time unmanned before the display, the display of opening produces invalid energy consumption.
2, computer system power-on, but unattended before the display, and inert consumer process in the computer system, make main frame produce invalid energy consumption.
[summary of the invention]
The present invention proposes a kind of display and main frame synthesis energy saving control method, significantly reduces the consumption of computer system to electric energy.
For solving the invalid energy consumption problem of computer system, the energy-saving control method that the present invention provides is as described below:
1, human body detection sensor is installed on display casing, is given the display energy-saving control circuit signal, have or not operating personnel before the detection display.If any operating personnel, keep the display current state constant.As there are not operating personnel; Start the hardware delay circuit, delay time two minutes, delay time to and display before always nobody; The display energy-saving control circuit starts display (meeting " Energy Star " energy conservation standard) energy-saving circuit automatically, and display can get into closed condition at once.Thereby skipped standby with states such as hang-up, made energy-saving effect more obvious, the power consumption of the display of this moment is very little.
Display in case before detecting display the people is arranged, then starts display immediately and gets into normal operating conditions in closing power save mode.
2, get into the closed condition eve at display, the display energy-saving control circuit sends display through the order wire between display and the computing machine to computing machine and gets into shutdown signal.
3, this display shutdown signal is delivered to computer display card.
4, after the predetermined watchdog routine of moving in the computing machine receives this signal through video card; Judge in the system consumer process of whether existence activity; As do not have, then set standby program that start-up system has or dormancy program or shutdown programm and make computer system get into the low-power consumption power save mode according to system user.In standby or dormant state, when computer operator's operation keyboard or mouse, computer system is waken up, reenters normal operating conditions.
[description of drawings]
Fig. 1 is an overall process flow of the present invention.
Fig. 2 display energy-saving control circuit theory diagram.
Fig. 3 host computer system is scheduled to energy-conservation routine processes flow process.
[embodiment]
The invention provides a kind of computer system synthesis energy saving control method, comprise computer host system energy-saving control method and display energy-saving control method.
Fig. 1 has provided overall process flow of the present invention.
Human body detection sensor is installed on display casing, is given the display energy-saving control circuit signal, have or not operating personnel before the detection display.If any operating personnel, keep the display current state constant.As there are not operating personnel; Start the hardware delay circuit, delay time two minutes, delay time to and display before always nobody; The display energy-saving control circuit starts display (meeting " Energy Star " energy conservation standard) energy-saving circuit automatically, and display can get into closed condition at once.Thereby skipped standby with states such as hang-up, made energy-saving effect more obvious, the power consumption of the display of this moment is very little.
Display in off position in, in case before detecting display the people is arranged, then start display immediately and get into normal operating conditions.
Get into the closed condition eve at display, the display energy-saving control circuit sends the display entering through the order wire between display and the computing machine to computing machine and closes pulse signal.
This display shutdown signal is delivered to computer display card.
After the predetermined watchdog routine of moving in the computing machine receives this signal through video card; Judge in the system consumer process of whether existence activity; As do not have, then set standby program that start-up system has or dormancy program or shutdown programm and make computer system get into the low-power consumption power save mode according to system user.In standby or dormant state, when computer operator's operation keyboard or mouse, computer system is waken up, reenters normal operating conditions.
Fig. 2 has provided display energy-saving control circuit theory diagram of the present invention.
Miniature human body detection sensor is installed on display casing (is refered in particular to infrared human body detecting sensor or microwave human body detection sensor etc. here; Do not comprise image sensor), on display main board, increase display energy-saving control circuit (comprising human body detection sensor driving circuit, sensor signal processing circuit, delay circuit and monitor signal control circuit).
The concrete principle of work of display Energy Saving Control hardware circuit is: detect in preceding 5 meters of the display unmanned; Begin to start delay circuit; Delay time after 2 minutes; Unmanned always before the display; Monitor signal control circuit row, the field sync signal that video card is given display that cut off computer; Send the pulse that a display has got into power save mode through 9 pin of the order wire between display and the computer display card (9 pin order wires do not have clear and definite functional definition at present, receive the Energy Saving Control signal as main frame here and use) to computer display card simultaneously.
When the monitor signal control circuit cuts off computer after video card gives the row, field sync signal of display, display (meeting " Energy Star " energy conservation standard) gets into closed condition (display Energy Saving Control hardware circuit continues power supply), has only extremely low power consumption.
After display gets into closed condition, man-hour is arranged before detecting display, the monitor signal control circuit is connected row, the field sync signal that computer display card is given display, and display gets into normal operating conditions.
In main frame; Can make the predetermined Energy Saving Control program in the computer system receive the signal that display has got into power save mode through interrupt mode, or predetermined Energy Saving Control program receive that through the software routine inspection mode display has got into the signal of power save mode.
Fig. 3 has provided the predetermined energy-conservation routine processes flow process of host computer system of the present invention.
Computing machine (meeting " Energy Star " energy conservation standard) system user can be set in advance and receive after the display shutdown signal is to start the stand-by energy-saving program or start energy-conservation program of dormancy or shutdown programm.
The energy saving of system program that wherein shutdown, dormancy and standby program can carry for system's (meeting " Energy Star " energy conservation standard).
The computing machine holding state is only internal memory to be supplied power, and hard disk, CPU stop power supply, and display gets into closed condition.
The computing machine dormant state is that current system running state data are kept at hard disk, and complete machine is stopped power supply, and display gets into closed condition.
When computer system starting, start the predetermined energy-conservation program of system of the present invention.
A kind of implementation (hardware circuit solution) is in video card, to receive to produce look-at-me through hardware circuit after display is closed pulse signal, after interrupt handling routine receives this signal, gives this signal system predetermined energy-conservation program.
Another kind of implementation (software solution) is the system's predetermined every interval of energy-conservation program certain hour, and whether inquiry has display to close pulse signal is delivered to video card.
As shown in Figure 3, predetermined energy-conservation program is received the display shutdown signal when system, judges earlier whether movable consumer process is arranged in the system process table.If movable consumer process is arranged, certain hour judges whether movable consumer process is arranged in the system process table again at interval.
If there is not movable consumer process; Then need be by the fixed power save mode of user preset; Perhaps start the stand-by energy-saving program and make system get into the stand-by energy-saving state, perhaps start the energy-conservation program of dormancy and make system get into the dormancy power save mode, perhaps start the shutdown programm system that shuts down computer.
Claims (9)
1. computer system energy-saving control method, its characteristic comprises:
Human body detection sensor (refer in particular to infrared human body detecting sensor or microwave human body detection sensor etc. here, do not comprise image sensor) is installed on display;
On display main board, increase display energy-saving control circuit (comprising human body detection sensor driving circuit, human body detection sensor signal processing circuit, delay circuit and monitor signal control circuit);
Through unmanned before human body detection sensor and the display energy-saving control circuit judgement display, make display get into closed condition (power save mode);
The display energy-saving control circuit sends the display shutdown signal to main frame;
Main frame receives the display shutdown signal;
After preset program in the main frame receives the display shutdown signal, start energy-conservation program or the shutdown that computing machine carries according to system state and preset definite value.
2. method according to claim 1 is characterized in that, human body detection sensor is installed on display casing, is used to detect display the place ahead and whether has personnel.
3. method according to claim 1 is characterized in that, on display main board, increases human body detection sensor driving circuit, human body detection sensor signal processing circuit, delay circuit and monitor signal control circuit.
4. method according to claim 1 is characterized in that, detects before the display unmannedly, and the display energy-saving control circuit sends the display shutdown signal to main frame, and this signal is to realize the pulse transmission through 9 pin of the order wire between display and the computer display card.
5. computer display card is provided with the interlock circuit that receives the display shutdown signal, and with interrupt mode or state storage mode, informs predetermined watchdog routine in the computer system, and display gets into closed condition.
6. method according to claim 1 is characterized in that said display comprises the Energy Star standard.
7. like method as described in the claim 3, it is characterized in that, detect before the display unmanned, row, the field sync signal that video card is given display that cut off computer of the monitor signal control circuit in the display energy-saving control circuit, display gets into closed condition.
8. method according to claim 1 is characterized in that said energy-conservation program comprises the Energy Star standard.
9. like method as described in the claim 5, it is characterized in that whether after preset program receives the display shutdown signal, judging has movable consumer process in the system process table, if any the consumer process of activity, continues the supervisory system plan.As do not have movable consumer process, start energy-conservation program (standby or dormancy program) or the shutdown that computer system carries according to the systemic presupposition definite value.
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| CN201110272196A CN102306047A (en) | 2011-09-14 | 2011-09-14 | Energy-saving control method for computer system |
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| CN201110272196A CN102306047A (en) | 2011-09-14 | 2011-09-14 | Energy-saving control method for computer system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103281064A (en) * | 2013-04-19 | 2013-09-04 | 四川长虹电器股份有限公司 | Method and device for saving energy of household appliances |
| CN107357406A (en) * | 2017-06-27 | 2017-11-17 | 深圳传音控股有限公司 | Computer shutdown processing method, processor and computer |
| WO2017215198A1 (en) * | 2016-06-13 | 2017-12-21 | 北京小米移动软件有限公司 | Method and device for controlling work state |
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| CN101556462A (en) * | 2008-04-09 | 2009-10-14 | 苟小刚 | Power management mode control device of display |
| CN101609360A (en) * | 2008-06-16 | 2009-12-23 | 联想(北京)有限公司 | Computing machine power-economizing method, computing machine and display |
| CN102135791A (en) * | 2009-09-18 | 2011-07-27 | 郑巍 | Energy-saving control method for display and circuit design thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090115767A1 (en) * | 2007-11-02 | 2009-05-07 | Novatek Microelectronics Corp. | Power-saving mechanism of display and control method using the same |
| CN101556462A (en) * | 2008-04-09 | 2009-10-14 | 苟小刚 | Power management mode control device of display |
| CN101609360A (en) * | 2008-06-16 | 2009-12-23 | 联想(北京)有限公司 | Computing machine power-economizing method, computing machine and display |
| CN102135791A (en) * | 2009-09-18 | 2011-07-27 | 郑巍 | Energy-saving control method for display and circuit design thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103281064A (en) * | 2013-04-19 | 2013-09-04 | 四川长虹电器股份有限公司 | Method and device for saving energy of household appliances |
| CN103281064B (en) * | 2013-04-19 | 2016-08-24 | 四川长虹电器股份有限公司 | A kind of realize the method and device that household electrical appliances are energy-conservation |
| WO2017215198A1 (en) * | 2016-06-13 | 2017-12-21 | 北京小米移动软件有限公司 | Method and device for controlling work state |
| US10199075B2 (en) | 2016-06-13 | 2019-02-05 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and playback device for controlling working state of mobile terminal, and storage medium |
| RU2679719C2 (en) * | 2016-06-13 | 2019-02-12 | Бейджин Сяоми Мобайл Софтвэар Ко., Лтд. | Method and device for controlling working condition |
| CN107357406A (en) * | 2017-06-27 | 2017-11-17 | 深圳传音控股有限公司 | Computer shutdown processing method, processor and computer |
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Application publication date: 20120104 |