CN103969595A - Electric quantity detecting device and method - Google Patents
Electric quantity detecting device and method Download PDFInfo
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- CN103969595A CN103969595A CN201410221715.XA CN201410221715A CN103969595A CN 103969595 A CN103969595 A CN 103969595A CN 201410221715 A CN201410221715 A CN 201410221715A CN 103969595 A CN103969595 A CN 103969595A
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Abstract
The invention provides an electric quantity detecting device and method. According to the corresponding relation between a first electric quantity consumption curve corresponding to a current load of a power supply unit of an electronic device and a second electric quantity consumption curve corresponding to a standard load of the power supply unit of the electronic device, a control unit converts a current electrical characteristic value obtained by a detection unit through detection to be a target electrical characteristic value corresponding to the power supply unit of the electronic device under the standard load.
Description
Technical field
The present invention relates to a kind of electronic installation, relate in particular to a kind of electric quantity detection apparatus and detection method of quantity of electricity.
Background technology
Flourish along with electronic installation now, for example: personal computer, electronic dictionary, PDA, panel computer ... Deng, it needs the power supply unit of electronic installation to carry out the main source as its system electric weight conventionally, therefore the power supply unit electric weight of detection. electronics just becomes the work that each portable electric device must be done, to remind the power supply unit state of charge of the electronic installation of the portable electric device that user used.Generally speaking, when portable electric device has detected the power supply unit electric weight of electronic installation, except testing result being shown to user watches, when the power supply unit electric weight of the electronic installation of testing result judgement portable electric device is too low, more can forbids or limit user and continue to use portable electric device.
Yet because electronic installation is under different operative scenario, its power consumption is not identical, for example, when electronic installation mobile phone is carried out different application programs, the electric current that electronic installation consumes is also different.And due to the relation of power supply unit self internal resistance of electronic installation, in the current drain situation in different, the shared pressure drop of its internal resistance is also different.When electronic installation is carried out heavy duty application program in the short time, this heavy duty application program can increase the output current of the power supply unit of electronic installation within the described short time, and then causes the information about power that is shown in screen within the described short time, suddenly to reduce.At electronic installation, finish after described heavy duty application program, because the output current of the power supply unit of electronic installation returns back to normal state current amount, cause the information about power that is shown in screen suddenly to raise.As mentioned above, the power supply unit electric weight testing mechanism of traditional electronic installation will make user be difficult for the correct dump energy of grasping the power supply unit of electronic installation, and then causes the puzzlement in use.
So, the accurate method and apparatus of the power supply unit electric weight of display electronics assemblies still when this area needs a kind of can changing at the power supply unit output current of electronic installation.
Summary of the invention
The invention provides a kind of electric quantity detection apparatus and detection method of quantity of electricity, can make electronic installation because of short time of the power supply unit load of electronic installation change cause the situation of information about power cataclysm to be improved.
Electric quantity detection apparatus of the present invention, is applicable to the electric weight of the power supply unit of detection. electronics, and electric quantity detection apparatus comprises: detecting unit and control module.Wherein detecting unit couples the power supply unit of electronic installation, and detecting unit is in order to the current electrical property feature value of the power supply unit of detection. electronics.Control module couples detecting unit, according to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of the power supply unit of electronic installation and corresponding the second electric quantity consumption curve of standard termination, the measured current electrical property feature value of detecting unit is converted to power supply unit corresponding target electrical property feature value under standard termination of electronic installation.
In one embodiment of the invention, above-mentioned electric quantity detection apparatus, also comprises display unit, and it couples control module, is controlled by control module and the information about power of the power supply unit of display electronics assemblies.
In one embodiment of the invention, above-mentioned electric quantity detection apparatus, also comprise storage unit, it couples control module, storage unit stores look-up table, look-up table records the transformational relation between the first electric quantity consumption curve and the second electric quantity consumption curve, and control module is converted to target electrical property feature value according to look-up table by current electrical property feature value.
In one embodiment of the invention, above-mentioned control module also judges the load situation of the power supply unit of electronic installation according to the performed program of electronic installation.
In one embodiment of the invention, above-mentioned detecting unit comprises at least one of voltage-level detector and current detector.
Detection method of quantity of electricity of the present invention, is applicable to electronic installation, and detection method of quantity of electricity comprises the following steps.The current electrical property feature value of the power supply unit of detection. electronics.According to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of the power supply unit of electronic installation and corresponding the second electric quantity consumption curve of standard termination, measured current electrical property feature value is converted to power supply unit corresponding target electrical property feature value under standard termination of electronic installation.
In one embodiment of this invention, above-mentioned detection method of quantity of electricity, also comprises the information about power of the power supply unit of display electronics assemblies.
In one embodiment of this invention, the above-mentioned step that measured current electrical property feature value is converted to power supply unit corresponding target electrical property feature value under standard termination of electronic installation comprises, according to look-up table, current electrical property feature value is converted to target electrical property feature value, wherein look-up table records the transformational relation between the first electric quantity consumption curve and the second electric quantity consumption curve.
In one embodiment of this invention, above-mentioned detection method of quantity of electricity also comprises the load situation according to the power supply unit of the performed program judgement electronic installation of electronic installation.
In one embodiment of this invention, above-mentioned standard termination is the corresponding load of power supply unit of electronic installation electronic installation when standby.
In one embodiment of this invention, the step of the electrical property feature value of the power supply unit of above-mentioned detection. electronics comprises at least one of the voltage of power supply unit of detection. electronics and electric current.
Based on above-mentioned, the present invention passes through according to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of the power supply unit of electronic installation and corresponding the second electric quantity consumption curve of standard termination, the current electrical property feature value of the power supply unit of the measured electronic installation of detecting unit is converted to power supply unit corresponding target electrical property feature value under standard termination of electronic installation, to reflect the power supply unit information about power of correct electronic installation.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 illustrates the schematic diagram of the electric quantity detection apparatus of one embodiment of the invention;
Fig. 2 illustrates the electric quantity consumption curve synoptic diagram of power supply unit of the electronic installation of one embodiment of the invention;
Fig. 3 illustrates the enlarged diagram of circle scope in Fig. 2;
Fig. 4 illustrates the schematic diagram of the electric quantity detection apparatus of another embodiment of the present invention;
Fig. 5 illustrates the schematic diagram of the electric quantity detection apparatus of another embodiment of the present invention;
Fig. 6 illustrates the schematic diagram of the detection method of quantity of electricity of one embodiment of the invention.
Embodiment
Fig. 1 illustrates the schematic diagram of the electric quantity detection apparatus of one embodiment of the invention.Please refer to Fig. 1, electric quantity detection apparatus 100 is applicable to electronic installation, and electronic installation can be such as utilizing the power supply unit of electronic installation as the equipment of power supply for mobile phone, flat computer, music player, Portable disk etc.Electric quantity detection apparatus 100 comprises detecting unit 104, control module 106 and display unit 108.Wherein detecting unit 104 couples the power supply unit 102 of the electronic installation of control module 106 and electronic installation, and control module 106 also couples display unit 108.Detecting unit 104 is in order to the current electrical property feature value of the power supply unit 102 of the electronic installation of detection. electronics, that is the corresponding power supply unit 102 electrical property feature values that connect at present the electronic installation of load of detection, for example magnitude of voltage or the current value of the power supply unit 102 of detection. electronics.Therefore, detecting unit 104 can for example comprise at least one of voltage-level detector and current detector, and voltage-level detector and current detector are respectively in order to voltage signal and the current signal of the power supply unit 102 of detection. electronics.Display unit 108 is in order to the information about power of the power supply unit 102 of display electronics assemblies, and it can be for example liquid crystal display.
Control module 106 is converted to the measured current electrical property feature value of detecting unit 104 in order to the corresponding first electric quantity consumption curve of current load of the power supply unit 102 according to electronic installation and the corresponding relation between corresponding the second electric quantity consumption curve of standard termination power supply unit 102 corresponding target electrical property feature value under standard termination of electronic installation, and wherein standard termination can be the load condition of power supply unit 102 of electronic installation corresponding electronic installation under a certain state of application electric quantity detection apparatus 100.For instance, Fig. 2 illustrates the electric quantity consumption curve synoptic diagram of power supply unit of the electronic installation of one embodiment of the invention, please refer to Fig. 2.Suppose in the present embodiment, the electronic installation of application electric quantity detection apparatus 100 is an intelligent mobile phone, electric quantity consumption curve 1 is the electric quantity consumption curve of the power supply unit 102 of intelligent mobile phone electronic installation when holding state, electric quantity consumption curve 2 is the electric quantity consumption curve of intelligent mobile phone power supply unit 102 of electronic installation when call, the electric quantity consumption curve of the power supply unit 102 of electronic installation when electric quantity consumption curve 3 passes through transmitted data on network for intelligent mobile phone.
Above-mentioned standard termination can be for example the load of the power supply unit 102 of intelligent mobile phone corresponding electronic installation in holding state, or be can established standards load be also the load of the power supply unit 102 of intelligent mobile phone corresponding electronic installation in talking state.Fig. 3 illustrates the enlarged diagram of circle scope in Fig. 2, as shown in Figure 3, tentative standard load is the load of the power supply unit 102 of intelligent mobile phone corresponding electronic installation in holding state, electric quantity consumption curve 1 is the electric quantity consumption situation of the power supply unit 102 of electronic installation under standard termination, when a point of intelligent mobile phone on electric quantity consumption curve 1 opened call function, the load of the power supply unit 102 of electronic installation increases, electric current increases, thereby the voltage of the power supply unit 102 of electronic installation is pulled down to b point, and with electric quantity consumption curve 2 continuous decreases.And when intelligent mobile phone drops to c point, call function is closed, the load of the power supply unit 102 of electronic installation diminishes, and the voltage of the power supply unit 102 of electronic installation is pulled back to the d point on electric quantity consumption curve 1.During being unlocked at the call function of intelligent mobile phone, the detected voltage of detecting unit 104 is if b point on electric quantity consumption curve 2 is to as shown in the line segment between c point.During ordering to c at b point, control module 106 can utilize the transfer function of 1 of electric quantity consumption curve 2 and electric quantity consumption curve that the detected voltage of detecting unit 104 is scaled to the voltage that detecting unit 104 can detect under the pent situation of call function, that is the voltage on a point line segment of ordering to d, and be scaled information about power, dump energy number percent for example, or remain service time, control display unit 108 simultaneously and show information about power.
Because control module 106 is for providing information about power according to a point on electric quantity consumption curve 1 to the line segment between d point, under the state that therefore even intelligent mobile phone is opened in call function, user still can know power supply unit 102 at the current electronic installation information about power under holding state clearly, for example the time of the sustainable standby of intelligent mobile phone under holding state, person easy to use properly utilizes remaining electric weight.
It should be noted that, in part embodiment, also can set the load of intelligent mobile phone power supply unit 102 of corresponding electronic installation when call function is opened or pass through transmitted data on network as standard termination, that is according to electric quantity consumption curve 2 or electric quantity consumption curve 3 as the foundation that shows information about power, even if so intelligent mobile phone is being carried out other function, user still can know the time that the dump energy of the power supply unit 102 of electronic installation still can be conversed or surf the Net clearly.Because the embodiment of the detected electrical property feature value in transition detection unit 104 between different electric quantity consumption curves is described in above-described embodiment, therefore do not repeat them here.In addition, because the load situation of the power supply unit 102 of electronic installation has very large part to be associated with the function that intelligent mobile phone is opened, therefore in part embodiment, control module 106 also can judge according to the performed Program Type of intelligent mobile phone and quantity the load situation of the power supply unit 102 of electronic installation, and then determines the electric quantity consumption curve carry out the conversion of electrical property feature value.
Fig. 4 illustrates the schematic diagram of the electric quantity detection apparatus of another embodiment of the present invention, please refer to Fig. 4.The electric quantity detection apparatus 400 of the present embodiment is with the difference of the electric quantity detection apparatus 100 of Fig. 1, and the control module 106 in electric quantity detection apparatus 400 is for being coupled to storage unit 402.Storage unit 402 can above-mentioned the first electric quantity consumption curve of store recording and the second electric quantity consumption curve between transformational relation, control module 106 can be by the mode of tabling look-up.According to look-up table, the current electrical property feature value of the power supply unit of electronic installation 102 is converted to target electrical property feature value, and must by transfer function, not calculate target electrical property feature value as above-described embodiment, and by the information about power obtaining according to target electrical property feature value make record file be stored in storage unit 402 so that the operation that other program can be correlated with according to information about power.For example can determine whether to allow the electronic installation of application electric quantity detection apparatus 400 enter energy saver mode according to information about power stored in storage unit 402.
Fig. 5 illustrates the schematic diagram of the electric quantity detection apparatus of another embodiment of the present invention, please refer to Fig. 5.In the present embodiment, electric quantity detection apparatus 500 can comprise display unit 108 and storage unit 402 simultaneously, that is control module 106 can be converted to target electrical property feature value by the current electrical property feature value of the power supply unit of electronic installation 102 by the mode of tabling look-up, and according to the information about power that obtained by target electrical property feature value, control the information about power of the power supply unit 102 of display unit 108 display electronics assemblies, its detailed embodiment is described in above-described embodiment, does not therefore repeat them here.
Fig. 6 illustrates the schematic diagram of the detection method of quantity of electricity of one embodiment of the invention, please refer to Fig. 6.The detection method of quantity of electricity of concluding above-mentioned electric quantity detection apparatus can comprise the following steps.First, at step S602, the current electrical property feature value of the power supply unit of detection. electronics, for example voltage of the power supply unit of detection. electronics and electric current one at least.Then, at step S604, according to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of the power supply unit of electronic installation and corresponding the second electric quantity consumption curve of standard termination, measured current electrical property feature value is converted to power supply unit corresponding target electrical property feature value under standard termination of electronic installation.Wherein target electrical property feature value can for example obtain by calculating transfer function, also or by the mode of tabling look-up obtain, the current load situation of power supply unit of electronic installation also can judge according to the performed Program Type of electronic installation and quantity, standard termination can be for example the corresponding load of power supply unit of electronic installation electronic installation when holding state, so not as limit.Finally, at step S606, then show the information about power of the power supply unit of the electronic installation obtaining according to target electrical property feature value.
In sum, the present invention is converted to the measured current electrical property feature value of detecting unit by the corresponding relation between corresponding the first electric quantity consumption curve of the current load of the power supply unit according to electronic installation and corresponding the second electric quantity consumption curve of standard termination power supply unit corresponding target electrical property feature value under standard termination of electronic installation, to reflect the power supply unit information about power of correct electronic installation.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (12)
1. an electric quantity detection apparatus, is applicable to the electric weight of the power supply unit of detection. electronics, it is characterized in that this electric quantity detection apparatus comprises:
Detecting unit, couples this power supply unit of this electronic installation, detects the current electrical property feature value of the power supply unit of this electronic installation; And
Control module, couple this detecting unit, according to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of this power supply unit of this electronic installation and corresponding the second electric quantity consumption curve of standard termination, this measured current electrical property feature value of this detecting unit is converted to power supply unit corresponding target electrical property feature value under this standard termination of this electronic installation.
2. electric quantity detection apparatus according to claim 1, also comprises:
Display unit, couples this control module, is controlled by this control module and shows the information about power of the power supply unit of this electronic installation according to described target electrical property feature value.
3. electric quantity detection apparatus according to claim 1, also comprises:
Storage unit, couple this control module, store look-up table, this look-up table records the transformational relation between this first electric quantity consumption curve and this second electric quantity consumption curve, and this control module is also converted to this target electrical property feature value according to this look-up table by this current electrical property feature value.
4. electric quantity detection apparatus according to claim 1, wherein this control module judges the load situation of the power supply unit of this electronic installation according to the performed program of this electronic installation.
5. electric quantity detection apparatus according to claim 1, wherein this standard termination is the corresponding load of power supply unit of this electronic installation this electronic installation when standby.
6. electric quantity detection apparatus according to claim 1, wherein this detecting unit comprises at least one or its combination in the following:
Voltage-level detector, and
Current detector.
7. a detection method of quantity of electricity, is applicable to electronic installation, it is characterized in that this detection method of quantity of electricity comprises:
Detect the current electrical property feature value of the power supply unit of this electronic installation; And
According to the corresponding relation between corresponding the first electric quantity consumption curve of the current load of this power supply unit of this electronic installation and corresponding the second electric quantity consumption curve of standard termination, this measured current electrical property feature value is converted to power supply unit corresponding target electrical property feature value under this standard termination of this electronic installation.
8. detection method of quantity of electricity according to claim 7, also comprises:
The information about power that shows the power supply unit of this electronic installation according to described target electrical property feature value.
9. detection method of quantity of electricity according to claim 7, the wherein said step that this measured current electrical property feature value is converted to power supply unit corresponding this target electrical property feature value under this standard termination of this electronic installation comprises:
According to look-up table, this current electrical property feature value is converted to this target electrical property feature value, wherein this look-up table records the transformational relation between this first electric quantity consumption curve and this second electric quantity consumption curve.
10. detection method of quantity of electricity according to claim 7, also comprises:
According to the performed program of this electronic installation, judge the load situation of this power supply unit of this electronic installation.
11. detection method of quantity of electricity according to claim 7, wherein this standard termination is the corresponding load of this power supply unit of this electronic installation this electronic installation when standby.
12. detection method of quantity of electricity according to claim 7, the step of this electrical property feature value that wherein detects this power supply unit of this electronic installation comprises at least one or its combination in the following:
Detect the voltage of this power supply unit of this electronic installation, and
Detect the electric current of this power supply unit of this electronic installation.
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| CN201410221715.XA CN103969595A (en) | 2014-05-23 | 2014-05-23 | Electric quantity detecting device and method |
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| CN201410221715.XA CN103969595A (en) | 2014-05-23 | 2014-05-23 | Electric quantity detecting device and method |
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| CN108120932A (en) * | 2016-11-29 | 2018-06-05 | 株式会社日立制作所 | The method and apparatus estimated the cell health state of rechargeable battery |
| CN114857433A (en) * | 2022-05-05 | 2022-08-05 | 安徽酷米智能科技股份有限公司 | Dull and stereotyped bearing structure with electric quantity display function |
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Effective date of registration: 20160704 Address after: American California Applicant after: Intel Corporation Address before: The Cayman Islands, British West Indies Applicant before: Ky Wire Electric Co., Ltd. |
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Application publication date: 20140806 |