CN103365734A - Power management system and power management method - Google Patents

Power management system and power management method Download PDF

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Publication number
CN103365734A
CN103365734A CN 201210097506 CN201210097506A CN103365734A CN 103365734 A CN103365734 A CN 103365734A CN 201210097506 CN201210097506 CN 201210097506 CN 201210097506 A CN201210097506 A CN 201210097506A CN 103365734 A CN103365734 A CN 103365734A
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CN
China
Prior art keywords
mentioned
electronic device
type electronic
cover
lifting type
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CN 201210097506
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Chinese (zh)
Inventor
李柏钰
阮冠旗
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Acer Inc
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Acer Inc
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Priority to CN 201210097506 priority Critical patent/CN103365734A/en
Publication of CN103365734A publication Critical patent/CN103365734A/en
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Abstract

The invention provides a power management system and a power management method. The power management system comprises a proximity sensor, a temperature sensor, a judgment device and a power protection device, whether an upper cover and a lower cover of an uncovering-type electronic device are closed or not is detected by the proximity sensor, when the upper cover and the lower cover are closed, a proximity sensing signal is generated by the proximity sensor; the temperature of the uncovering-type electronic device is sensed by the temperature sensor; when the temperature of the uncovering-type electronic device surpasses a trigger point, a temperature sensing signal is generated. The judgment device is used for generating a trigger signal when the proximity sensing signal and the temperature sensing signal are simultaneously received by the judgment device. After receiving the trigger signal, the power protection device begins to conduct timing according to a frequency signal and generates a closing signal after a given time so as to stop supplying a power supply provided by a battery to the uncovering-type electronic device. According to the power management system and the power management method, the efficiency can be automatically reduced to effectively protect the electronic device under a high temperature.

Description

Power-supply management system and method for managing power supply
Technical field
The present invention relates to power-supply management system, relate in particular to a kind of when software can't be forced to cut off the power supply, can be by the power-supply management system of hardware outage.
Background technology
Electronic installation now all has motherboard, and the electric circuitry packages that loads on the motherboard is one of main pyrotoxin in the electronic installation, such as central processing unit and north and south bridge chip etc.Because chip is in the process of calculating, can produce high temperature, if heat energy can't leave, will cause System Operation unstable, in the serious situation even cause chip to burn.
Again, the setting of most motherboard on casing is the side that is arranged at casing with the angle perpendicular to ground, and the cooling mechanism that is used for central processing unit has comprised fan and radiating fin, it can produce a moment to motherboard, add the heat energy that central processing unit produces and also can conduct on the motherboard, after long-time the use, the high temperature that this heat energy produces will make motherboard softening, and easily cause motherboard flexural deformation, cause more serious damage.
In addition, because the coating of motherboard and other electronic package big city fiting chemical material, reduce each electronic package interference, temperature in main frame is subject to the heat energy that those electronic packages produce and raises, and when being higher than the volatilization temperature of those chemical materials, will make those chemical materials volatilizations, and cause the generation of noxious material, very cause along the cooling mechanism of casing and diffuse to the external world, human body is caused injurious effects.
In view of above-mentioned cause, the invention provides a kind of power-supply management system and effectively at high temperature protect electronic installation.
Summary of the invention
In order to overcome the defective of prior art, power-supply management system provided by the invention comprises a proximity sense, a temperature sensor, a judgment means and an apparatus for protecting power supply.It is entire whether proximity sense closes in order to the loam cake that detects a cover-lifting type electronic device and a lower cover, and close when entire when loam cake and lower cover, produces one and closely connect sensing signal.Temperature sensor is in order to the temperature of sensing cover-lifting type electronic device, and when the temperature of cover-lifting type electronic device surpasses a trigger point, produces a temperature sensing signal, and wherein the trigger point is one first both fixed temperature.Judgment means produces a trigger pip in order to when receiving simultaneously when closely connecing sensing signal and temperature sensing signal.Apparatus for protecting power supply carries out a timing in order to beginning after receiving trigger pip according to a frequency signal, and when timing reaches a given time, produces a shutdown signal, provides to cover-lifting type electronic device with the power supply that stops a battery and provided.
The method for managing power supply that the present invention also provides is applicable to a cover-lifting type electronic device.Method for managing power supply comprises whether the loam cake and the lower cover that detect cover-lifting type electronic device close entire; When loam cake and lower cover close when entire, whether the temperature of judging cover-lifting type electronic device surpasses one first both fixed temperature; The temperature of closing entire and cover-lifting type electronic device when loam cake and lower cover surpasses first both during fixed temperature, begins timing according to a frequency signal; And when timing surpasses a given time, stop the power supply that a battery provides is provided to cover-lifting type electronic device.
Disclosed electric power controller and method; can automatically reduce usefulness to avoid excess Temperature; and simultaneously cover-lifting type electronic device is carried out overheating protection, with avoid when embedded controller because of injury former when machine etc. thereby that caused can't successfully cut off the power supply the time.
Description of drawings
Fig. 1 is the calcspar of power-supply management system provided by the present invention; And
Fig. 2 A is depicted as the process flow diagram of method for managing power supply provided by the present invention to Fig. 2 B.
Wherein, description of reference numerals is as follows:
1000~power-supply management system; 100~cover-lifting type electronic device;
102~switch; 104~embedded controller;
106~central processing unit; 108~load;
110~proximity sense; 112~temperature sensor;
114~judgment means; 116~apparatus for protecting power supply;
118~frequency generator; 200~battery;
SS~shutdown signal; RS~reset signal;
TR~trigger pip; CK1~frequency signal;
PS~closely connect sensing signal; TS~temperature sensing signal.
Embodiment
Below will discuss device and the using method of various embodiments of the invention in detail.Yet it should be noted that many feasible inventive concepts provided by the present invention may be implemented in the various particular ranges.These specific embodiments only are used for illustrating device of the present invention and using method, but non-be used to limiting scope of the present invention.
Fig. 1 is the calcspar of power-supply management system provided by the present invention.Power-supply management system 1000 comprises a battery 200 and a cover-lifting type electronic device 100.Battery 200 is in order to provide power supply to cover-lifting type electronic device 100.For example, battery 200 can be lithium battery, solar cell etc., and is unrestricted at this.The casing of cover-lifting type electronic device 100 has a loam cake and a lower cover, in order to when the user does not need to use cover-lifting type electronic device 100, and protection cover-lifting type electronic device 100.In addition, cover-lifting type electronic device 100 also comprises a switch 102, an embedded controller 104, a central processing unit 106, a load 108, a proximity sense 110, a temperature sensor 112, a judgment means 114, an apparatus for protecting power supply 116 and a frequency generator 118.It should be noted that cover-lifting type electronic device 100 can be notebook computer or mobile phone etc., unrestricted at this.In addition, it (is the AOAC pattern that cover-lifting type electronic device 100 of the present invention has the eternal online mode of eternal start, Always On Always Connect) and/or moment wake eternal online mode (being the IOAC pattern, Instant On Always Connect) up.Under AOAC pattern or IOAC pattern, cover-lifting type electronic device of the present invention 100 can be automatically after the user enters park mode or standby mode, starts shooting voluntarily and is connected to network, to receive the actions such as mail, update software.For example, park mode or standby mode can be senior configuration and power supply interface (the Advanced Configuration and Power Interface of Microsoft Windows operating system, ACPI) defined S3 holding state (Sleep) or S4 dormant state (Hibernate) are unrestricted at this.
Switch 102 is coupled between battery 200 and the embedded controller 104, in order to according to a shutdown signal SS, and optionally is closed or conducting.In one embodiment, switch 102 is closed when receiving shutdown signal SS, then is not switched on when receiving shutdown signal SS.For example, switch 102 can be a transistor, the power supply that battery 200 provides is provided to the inside of cover-lifting type electronic device 100 in order to stopping after receiving shutdown signal SS.It should be noted that switch 102 also can be arranged in the embedded controller 104.In other embodiments of the invention, cover-lifting type electronic device 100 also comprises a power circuit (not icon), carries out the processing such as filtering, shunting, step-down in order to the power supply that battery 200 is inputted, and is unrestricted at this.In addition, power circuit can be arranged between battery 200 and the switch 102, and is perhaps between switch 102 and the embedded controller 104, unrestricted at this.
Embedded controller 104 is in order to the power supply that receives and management battery 200 provides, and with central processing unit 106, load 108 and other assembly of power distribution to the cover-lifting type electronic device 100.It should be noted that load 108 can comprise the assemblies such as hard disk, internal memory, loudspeaker, network chip (not icon).Central processing unit 106 is carried out instruction to carry out the various computings of cover-lifting type electronic device 100 in order to according to different frequency of operation.
It is entire whether proximity sense 110 closes in order to the loam cake that detects cover-lifting type electronic device 100 and lower cover, and close when entire when loam cake and lower cover, provides one closely to meet sensing signal PS to judgment means 114 and embedded controller 104.For example, proximity sense 110 can be electromagnetic type proximity sense, tenon coupling sensor, infrared ray proximity sense etc., and is unrestricted at this.
Temperature sensor 112 is in order to the temperature of sensing cover-lifting type electronic device 100, and when temperature surpasses a trigger point, provides a temperature sensing signal TS to judgment means 114 and embedded controller 104.In the present embodiment, it is entire whether embedded controller 104 can close according to the loam cake of cover-lifting type electronic device 100 and lower cover, sets the trigger point and be one first both both fixed temperature of fixed temperature or one second.It should be noted that in the present embodiment, second both fixed temperature greater than the first both fixed temperature.In other embodiments, embedded controller 104 can be according to different conditions, set the trigger point and be the 3rd, the 4th or the 5th both fixed temperature, and the present invention does not limit at this.In addition, temperature sensor 112 can be arranged at the position of adjacent central processor 106 or the position of contiguous casing, in order to measuring the temperature of the position that is easier to produce heat in the cover-lifting type electronic device 100, but unrestricted at this.
In one embodiment, when the loam cake of cover-lifting type electronic device 100 and lower cover close when entire, embedded controller 104 receives by what proximity sense 110 produced and closely meets sensing signal PS.When embedded controller 104 receive closely meet sensing signal PS after, the trigger point of temperature sensor 112 is set as the first both fixed temperature.In preferred embodiment, first both fixed temperature be Celsius 60 the degree.In other embodiments, first both fixed temperature can be 65 the degree, 70 the degree etc., unrestricted at this.In another embodiment, embedded controller 104 receive closely meet sensing signal PS after, embedded controller 104 is also in order to adjusting the mode of operation of cover-lifting type electronic device 100, to reduce the temperature of cover-lifting type electronic device 100.For example, when embedded controller 104 receive closely meet sensing signal PS after, embedded controller 104 can cause the central processing unit 106 in the cover-lifting type electronic device 100 to carry out frequency reducing (being that frequency of operation reduces), close frequency of utilization in the cover-lifting type electronic device 100 (Usage Frequency) and be lower than the assembly of a set frequency, and the speed of the fan of increase cover-lifting type electronic device 100 etc., unrestricted at this.In the present embodiment, reach first both during fixed temperature (namely reaching the trigger point) when the loam cake of cover-lifting type electronic device 100 and lower cover close temperature entire and that detect cover-lifting type electronic device 100 when temperature sensor 112, proximity sense 110 and temperature sensor 112 transmit respectively and closely meet sensing signal PS and temperature sensing signal TS to embedded controller 104.When embedded controller 104 receives when closely meeting sensing signal PS and temperature sensing signal TS; embedded controller 104 causes cover-lifting type electronic device 100 to carry out forced shutdown (Force shutdown), and periodically provides a reset signal RS to apparatus for protecting power supply 116.It should be noted that in another embodiment, embedded controller 104 can receive closely meet sensing signal PS and temperature sensing signal TS before, namely periodically provide reset signal RS to apparatus for protecting power supply 116, unrestricted at this.In certain embodiments; in the time of can't successfully causing cover-lifting type electronic device 100 to carry out forced shutdown when embedded controller 104 dysfunctions; can cut off the power supply that battery 200 provides via apparatus for protecting power supply 116 and switch 102, mode of operation is illustrated subsequently with reference to apparatus for protecting power supply 116 in detail.
In addition, when the loam cake of cover-lifting type electronic device 100 and lower cover patent were entire, embedded controller 104 also was set as in order to the trigger point with temperature sensor 112 and is higher than first both the second both fixed temperature of fixed temperature.In preferred embodiment, second both fixed temperature be 100° centigrade.In other embodiments, second both fixed temperature can be 95 degree, 90 degree etc., but unrestricted at this.When the loam cake of cover-lifting type electronic device 100 and the lower cover patent is entire and temperature sensor 112 detects cover-lifting type electronic device 100 temperature reach second both during fixed temperature (namely reaching the trigger point), temperature sensor 112 transmits temperature sensing signal TS to embedded controller 104.When embedded controller 104 received temperature sensing signal TS, embedded controller 104 can be adjusted first the mode of operation of cover-lifting type electronic device 100, to reduce the temperature of cover-lifting type electronic device 100.For example, when receiving, embedded controller 104 closely do not meet sensing signal PS but after receiving temperature sensing signal TS, embedded controller 104 can cause the central processing unit 106 in the cover-lifting type electronic device 100 to carry out frequency reducing (being that frequency of operation reduces), close frequency of utilization in the cover-lifting type electronic device 100 and be lower than the assembly of a set frequency, and the speed of the fan of increase cover-lifting type electronic device 100 etc., unrestricted at this.Adjust the given time of mode of operation of cover-lifting type electronic devices 100 when embedded controller 104 after, the temperature of cover-lifting type electronic device 100 still is higher than second both during fixed temperature, and embedded controller 104 causes cover-lifting type electronic device 100 to carry out forced shutdown.
When judgment means 114 closely met sensing signal PS and temperature sensing signal TS (be the loam cake of cover-lifting type electronic device 100 and lower cover close temperature entire and cover-lifting type electronic device 100 reach the first both fixed temperature) in order to receive simultaneously when judgment means 114, judgment means 114 provided a trigger pip TR to apparatus for protecting power supply 116.In one embodiment of this invention, judgment means 114 can be one with door, and closely connect the signal that sensing signal PS and temperature sensing signal TS can be high level.When judgment means 114 receive simultaneously for high level signal closely meet sensing signal PS and temperature sensing signal TS the time, provide the trigger pip TR of a high level to apparatus for protecting power supply 116.It should be noted that in other embodiments judgment means 114 can be one or more logic locks (for example Sheffer stroke gate, not gate, with door or door, rejection gate ... etc.) consist of logical circuit, unrestricted at this.
Apparatus for protecting power supply 116 carries out timing in order to beginning after receiving trigger pip TR according to a frequency signal CK1; and when timing reaches a given time; provide a shutdown signal SS to switch 102, so that switch 102 stops the power supply that battery 200 provides is sent to cover-lifting type electronic device 100.It should be noted that when apparatus for protecting power supply 116 receives trigger pip TR, embedded controller 104 also can periodically provide reset signal RS to apparatus for protecting power supply 116.It should be noted that in another embodiment, embedded controller 104 can receive closely meet sensing signal PS and temperature sensing signal TS before, namely periodically provide reset signal RS to apparatus for protecting power supply 116, unrestricted at this.Apparatus for protecting power supply 116 makes zero timing after receiving reset signal RS, and wherein the cycle of reset signal RS is less than given time.In other words; when embedded controller 104 functions are normal; can periodically in given time, provide reset signal RS to apparatus for protecting power supply 116; therefore apparatus for protecting power supply 116 can not provide shutdown signal SS to switch 102, therefore switch 102 can not stop the power supply that battery 200 provides is sent to cover-lifting type electronic device 100.On the contrary; when embedded controller 104 functions are undesired (when for example working as machine because of excess Temperature); embedded controller 104 namely can't periodically provide reset signal RS to apparatus for protecting power supply 116 in given time, so apparatus for protecting power supply 116 can provide shutdown signal SS to switch 102.Switch 102 stops the power supply that battery 200 provides is sent to cover-lifting type electronic device 100 after receiving shutdown signal SS.
Frequency generator 118 is in order to provide frequency signal CK1 to apparatus for protecting power supply 116.It should be noted that frequency generator 118 can operate in the high temperature about 125 degree Celsius, therefore can work on ground under the impact of high temperature.In addition, frequency generator 118 can be arranged in central processing unit 106 or the embedded controller 104.
Fig. 2 A is depicted as the process flow diagram of a kind of method for managing power supply provided by the present invention to Fig. 2 B.Method for managing power supply is applicable to the cover-lifting type electronic device 100 that Fig. 1 discloses, and flow process starts from step S202.
In step S202, whether a loam cake and a lower cover that proximity sense 110 detects cover-lifting type electronic device 100 close entire.When loam cake and lower cover close when entire, flow process is carried out step S204.When loam cake and lower cover patent were entire, flow process proceeded to step S220.
In step S204, embedded controller 104 is set as the first both fixed temperature with the trigger point of temperature sensor 112.In preferred embodiment, first both fixed temperature be Celsius 60 the degree.In other embodiments, first both fixed temperature can be 65 the degree, 70 the degree etc., unrestricted at this.
Then, in step S206, embedded controller 104 is adjusted the mode of operation of cover-lifting type electronic device 100, to reduce the temperature of cover-lifting type electronic device 100.For example, when embedded controller 104 receive closely meet sensing signal PS after, embedded controller 104 can cause the frequency of operation of the central processing unit 106 in the cover-lifting type electronic device 100 to reduce (namely carrying out frequency reducing), close frequency of utilization in the cover-lifting type electronic device 100 and be lower than the assembly of a set frequency, and the speed of the fan of increase cover-lifting type electronic device 100 etc., unrestricted at this.
Then, in step S208, temperature sensor 112 judges that whether the temperature of cover-lifting type electronic device 100 surpasses the first both fixed temperature.When the temperature of cover-lifting type electronic device 100 surpasses first both during fixed temperature, flow process proceeds to step S210 and step S211.When the temperature of cover-lifting type electronic device 100 surpasses first both during fixed temperature, temperature sensor 112 continues the temperature of cover-lifting type electronic device 100 is judged.
In step S210, embedded controller 104 causes cover-lifting type electronic device 100 to carry out forced shutdown, and periodically provides a reset signal RS to apparatus for protecting power supply 116.It should be noted that in another embodiment, embedded controller 104 can receive closely meet sensing signal PS and temperature sensing signal TS before, namely periodically provide reset signal RS to apparatus for protecting power supply 116, unrestricted at this.Flow process ends at step S210.
In step S211, judgment means 114 produces a trigger pip TR, causes apparatus for protecting power supply 116 to carry out timing according to a frequency signal CK1.Then, in step S212, apparatus for protecting power supply 116 judges whether to receive the reset signal RS that is provided by embedded controller 104.When the reset signal RS that is provided by embedded controller 104 was provided apparatus for protecting power supply 116, flow process proceeded to step S214.When the reset signal RS that is provided by embedded controller 104 was not provided apparatus for protecting power supply 116, flow process proceeded to step S216.In step S214, apparatus for protecting power supply 116 makes zero timing according to reset signal RS.
Then, in step S216, apparatus for protecting power supply 116 judges whether timing surpasses a given time.When timing surpassed given time, flow process proceeded to step S218.When timing did not surpass given time, flow process was got back to step S212.It should be noted that the cycle of reset signal RS is less than given time.In step S218, switch 102 stops the power supply that battery 200 provides is provided to cover-lifting type electronic device 100.For example, switch 102 is coupled between the embedded controller 104 and battery 200 of cover-lifting type electronic device 100.In other words, when embedded controller 104 when machine can't provide reset signal RS, apparatus for protecting power supply 116 can't make zero timing according to this.At this moment, 116 of apparatus for protecting power supply can provide a shutdown signal SS in order to closing switch 102 when timing surpasses given time, in order to stop the power supply that battery 200 provides are provided to cover-lifting type electronic device 100.Flow process ends at step S218.
In step S220, embedded controller 104 is set as the second both fixed temperature with the trigger point of temperature sensor 112.In preferred embodiment, second both fixed temperature be 100° centigrade.In other embodiments, second both fixed temperature can be 90 the degree, 95 the degree etc., unrestricted at this.In step S222, temperature sensor 112 judges that whether the temperature of cover-lifting type electronic device 100 surpasses the second both fixed temperature.When the temperature of cover-lifting type electronic device 100 surpasses second both during fixed temperature, flow process proceeds to step S224.When the temperature of cover-lifting type electronic device 100 surpasses second both during fixed temperature, temperature sensor 112 continues the temperature of cover-lifting type electronic device 100 is judged.
In step S224, temperature sensor 112 provides temperature sensing signal TS to embedded controller 104.Embedded controller 104 is adjusted the mode of operation of cover-lifting type electronic device 100 according to temperature sensing signal TS, to reduce the temperature of cover-lifting type electronic device 100.For example, after embedded controller 104 receives nearly temperature sensing signal TS, embedded controller 104 can cause the central processing unit 106 in the cover-lifting type electronic device 100 to carry out frequency reducing (being that frequency of operation reduces), close frequency of utilization in the cover-lifting type electronic device 100 and be lower than the assembly of a set frequency, and the speed of the fan of increase cover-lifting type electronic device 100 etc., unrestricted at this.
Then, in step S226, adjust the given time of mode of operation of cover-lifting type electronic devices 100 at embedding controller 104 after, whether the temperature that temperature sensor 112 is judged cover-lifting type electronic device 100 above the second both fixed temperature.When the temperature of cover-lifting type electronic device 100 surpasses second both during fixed temperature, flow process proceeds to step S228.When the temperature of cover-lifting type electronic device 100 surpasses second both during fixed temperature, temperature sensor 112 continues the temperature of cover-lifting type electronic device 100 is judged.In step S228, embedded controller 104 causes cover-lifting type electronic device 100 to carry out forced shutdown.Flow process ends at step S228.
Via announcement of the present invention, those of ordinary skills are via various modifications and change generation disclosed electric power controller and method.Since cover-lifting type electronic device 100 of the present invention, voluntarily start after entering park mode or standby mode.Therefore, easily closing entire time heating compared to traditional cover-lifting type electronic device.Via disclosed electric power controller and method; when cover-lifting type electronic device 100 entire lid; cover-lifting type electronic device 100 can reduce usefulness automatically to avoid excess Temperature; and simultaneously in the mode of software (embedded controller 104) and hardware (switch 102) cover-lifting type electronic device 100 is carried out overheating protection, with avoid when embedded controller 104 because of injury former when machine etc. thereby that caused can't successfully cut off the power supply the time.
Method of the present invention, or specific kenel or its part can exist with the kenel of program code.Program code can be stored in tangible media, get (such as embodied on computer readable) Storage Media such as floppy disk, disc, hard disk or any other machine readable, also or be not limited to the computer program of external form, wherein, when program code by machine, when loading and carrying out such as computing machine, this machine becomes to participate in device of the present invention.Program code also can pass through some transfer mediums, transmit such as electric wire or cable, optical fiber or any transmission kenel, wherein, when program code by machine, when receiving, loading and carrying out such as computing machine, this machine becomes to participate in device of the present invention.When in general service processing unit implementation, program code provides a class of operation to be similar to the unique apparatus of using particular logic circuit in conjunction with processing unit.
The above person of thought, it only is preferred embodiment of the present invention, when not limiting scope of the invention process with this, the simple equivalence of namely generally doing according to the present patent application claim and invention description content changes and modifies, and all still belongs in the scope that patent of the present invention contains.Arbitrary embodiment of the present invention or claim must not reached disclosed whole purposes or advantage or characteristics in addition.In addition, summary part and title only are the usefulness of auxiliary patent document search, are not the scope that limits claim of the present invention.

Claims (13)

1. power-supply management system comprises:
Whether one proximity sense closes entirely in order to the loam cake that detects a cover-lifting type electronic device and a lower cover, and close when entire when above-mentioned loam cake and above-mentioned lower cover, produces one and closely connects sensing signal;
One temperature sensor in order to the temperature of the above-mentioned cover-lifting type electronic device of sensing, and when the temperature of above-mentioned cover-lifting type electronic device surpasses a trigger point, produces a temperature sensing signal, and wherein above-mentioned trigger point is one first both fixed temperature;
One judgment means in order to above-mentioned when closely connecing sensing signal and said temperature sensing signal when receiving simultaneously, produces a trigger pip; And
One apparatus for protecting power supply; carry out a timing in order to beginning after receiving above-mentioned trigger pip according to a frequency signal; and when above-mentioned timing reaches a given time, produce a shutdown signal, provide to above-mentioned cover-lifting type electronic device with the power supply that stops a battery and provided.
2. power-supply management system as claimed in claim 1; also comprise an embedded controller; the power supply that provides in order to receive above-mentioned battery; and periodically provide a reset signal to above-mentioned apparatus for protecting power supply; wherein above-mentioned apparatus for protecting power supply makes zero above-mentioned timing after receiving above-mentioned reset signal.
3. power-supply management system as claimed in claim 2, wherein above-mentioned embedded controller is also in order to cause a central processing unit of above-mentioned cover-lifting type electronic device to carry out frequency reducing according to the above-mentioned sensing signal that closely connects, close that frequency of utilization is lower than the assembly of a set frequency in the above-mentioned cover-lifting type electronic device, and the speed that increases the fan of above-mentioned cover-lifting type electronic device.
4. power-supply management system as claimed in claim 1 also comprises a switch, is coupled between above-mentioned battery and the above-mentioned embedded controller, in order to according to above-mentioned shutdown signal, stops the power supply that above-mentioned battery provides is provided to above-mentioned cover-lifting type electronic device.
5. power-supply management system as claimed in claim 1 also comprises a frequency generator, in order to provide the said frequencies signal to above-mentioned apparatus for protecting power supply.
6. power-supply management system as claimed in claim 2, wherein above-mentioned embedded controller is also in order to when above-mentioned loam cake and above-mentioned lower cover patent are entire, the above-mentioned trigger point of said temperature sensor is set as is higher than the above-mentioned first both one second both fixed temperature of fixed temperature, the said temperature sensor produces upper temperature sensing signal when the temperature of above-mentioned cover-lifting type electronic device surpasses above-mentioned trigger point, and when above-mentioned embedded controller receives the said temperature sensing signal, cause above-mentioned cover-lifting type electronic device to carry out forced shutdown.
7. power-supply management system as claimed in claim 1, also comprise an embedded controller, the power supply that provides in order to receive above-mentioned battery, and above-mentioned when closely connecing sensing signal and said temperature sensing signal when receiving, cause above-mentioned cover-lifting type electronic device to carry out forced shutdown.
8. a method for managing power supply is applicable to a cover-lifting type electronic device, comprising:
Whether the loam cake and the lower cover that detect above-mentioned cover-lifting type electronic device close entire;
When above-mentioned loam cake and above-mentioned lower cover close when entire, whether the temperature of judging above-mentioned cover-lifting type electronic device surpasses one first both fixed temperature;
The temperature of closing entire and above-mentioned cover-lifting type electronic device when above-mentioned loam cake and above-mentioned lower cover surpasses above-mentioned first both during fixed temperature, begins timing according to a frequency signal; And
When above-mentioned timing surpasses a given time, stop the power supply that a battery provides is provided to above-mentioned cover-lifting type electronic device.
9. method for managing power supply as claimed in claim 8 also comprises:
Periodically produce a reset signal; And
According to above-mentioned reset signal, above-mentioned timing is made zero.
10. method for managing power supply as claimed in claim 8, also comprise when above-mentioned loam cake and above-mentioned lower cover and closing when entire, cause a central processing unit of above-mentioned cover-lifting type electronic device to carry out frequency reducing, close that frequency of utilization is lower than the assembly of a set frequency in the above-mentioned cover-lifting type electronic device, and the speed that increases the fan of above-mentioned cover-lifting type electronic device.
11. method for managing power supply as claimed in claim 8, wherein above-mentioned stopping to provide step to above-mentioned cover-lifting type electronic device with the power supply that above-mentioned battery provides, comprise by closing the embedded controller that is coupled to above-mentioned cover-lifting type electronic device and the switch between the above-mentioned battery, provide to above-mentioned cover-lifting type electronic device with the power supply that stops that above-mentioned battery is provided.
12. method for managing power supply as claimed in claim 8 also comprises:
When above-mentioned loam cake and above-mentioned lower cover patent were entire, whether the said temperature of judging above-mentioned cover-lifting type electronic device surpassed one second both fixed temperature, wherein above-mentioned second both fixed temperature be higher than the above-mentioned first both fixed temperature; And
When the said temperature of above-mentioned cover-lifting type electronic device surpasses above-mentioned second both during fixed temperature, an embedded controller causes above-mentioned cover-lifting type electronic device to carry out forced shutdown.
13. method for managing power supply as claimed in claim 8 comprises that also the said temperature that closes entire and above-mentioned cover-lifting type electronic device when above-mentioned loam cake and above-mentioned lower cover surpasses above-mentioned first both during fixed temperature, causes above-mentioned cover-lifting type electronic device to carry out forced shutdown.
CN 201210097506 2012-03-30 2012-03-30 Power management system and power management method Withdrawn CN103365734A (en)

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Application Number Priority Date Filing Date Title
CN 201210097506 CN103365734A (en) 2012-03-30 2012-03-30 Power management system and power management method

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Publication Number Publication Date
CN103365734A true CN103365734A (en) 2013-10-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104359527A (en) * 2014-11-08 2015-02-18 胡桂标 Power management method and power manager special for passive nucleon level gage
CN109632027A (en) * 2018-12-29 2019-04-16 浙江威星智能仪表股份有限公司 A kind of low-power consumption treatment method of the Hall switch of gas meter, flow meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104359527A (en) * 2014-11-08 2015-02-18 胡桂标 Power management method and power manager special for passive nucleon level gage
CN109632027A (en) * 2018-12-29 2019-04-16 浙江威星智能仪表股份有限公司 A kind of low-power consumption treatment method of the Hall switch of gas meter, flow meter

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Application publication date: 20131023