CN101740828A - Portable electronic device and charging method thereof - Google Patents
Portable electronic device and charging method thereof Download PDFInfo
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- CN101740828A CN101740828A CN200810173312A CN200810173312A CN101740828A CN 101740828 A CN101740828 A CN 101740828A CN 200810173312 A CN200810173312 A CN 200810173312A CN 200810173312 A CN200810173312 A CN 200810173312A CN 101740828 A CN101740828 A CN 101740828A
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- rechargeable battery
- portable electronic
- control unit
- electronic devices
- charge
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a portable electronic device and charging method thereof. The charging method is suitable for the portable electronic device and comprises the following steps of: firstly, when an external power supply is connected to the portable electronic device, reading a system time of the portable electronic device; then, judging whether the system time is the same as a default value or not; if not, not charging the rechargeable battery of the portable electronic device; and if so, charging the rechargeable battery. Accordingly, the time for charging or non-charging of the rechargeable battery can be effectively controlled, thereby further reducing power consumption and saving partial expense on power fare.
Description
Technical field
The invention relates to a kind of charging method, and particularly relevant for a kind of portable electronic devices and its charging method that can control the charging interval.
Background technology
Along with the progress of science and technology, each electronic product is all gone development towards high-speed, high-effect and compact trend.So various portable electronic devices become main flow gradually, notebook (Notebook) etc. for example.For convenient user carries and uses, all can in portable electronic devices, dispose rechargeable battery usually, to increase the practicality of portable electronic devices.
In general, the charging modes major part of portable electronic devices all is when Connecting Power source adapter (Adapter), promptly can charge to rechargeable battery.That is to say, after portable electronic devices connects power supply adaptor, as long as the electric weight of rechargeable battery will charge immediately not for filling full state.And the user is uncontrollable after portable electronic devices connects power supply adaptor, and whether rechargeable battery charges is not still charged, also uncontrollable when the charging.
Because present electricity charge standard can be different along with the time, for example the electricity consumption electricity charge of period on daytime are higher than the electricity consumption electricity charge of night-time hours, that is to say, if the user can be controlled at rechargeable battery the lower charging at night of the electricity charge, and in the higher power supply on daytime of the electricity consumption electricity charge, so can reduce power consumption effectively, and then save electricity charge expenditure partly.
Summary of the invention
Purpose of the present invention is providing a kind of portable electronic devices and its charging method, can control effectively by this rechargeable battery when when charging or not, and then the amount of saving energy and the expenditure of the electricity charge partly.
The present invention proposes a kind of charging method, is suitable for portable electronic devices, comprises the following steps.At first, when external power supply is connected to described portable electronic devices, read the system time of described portable electronic devices.Then, judge whether described system time is identical with default value.Afterwards.When judging that described system time is different with described default value, then the rechargeable battery of described portable electronic devices is not charged.When judging that described system time is identical with described default value, then described rechargeable battery is charged.
In an embodiment of the present invention, the step that described rechargeable battery is charged comprises the following steps.At first, read the state of charge of described rechargeable battery.Afterwards.Judge whether described state of charge is the underfill state.Then, be the underfill state when judging described state of charge, then described rechargeable battery is charged.And when judging described state of charge not for the underfill state, then stop described rechargeable battery and charge.
In an embodiment of the present invention, described charging method further comprises the following steps.At first, receive the described default value that the user sets.Afterwards, described default value is stored in the buffer.
In an embodiment of the present invention, the step of the described rechargeable battery of described portable electronic devices not being charged comprises the following steps.At first, power by described rechargeable battery.Afterwards, when the electric weight of described rechargeable battery exhausts, then switch described external power supply and power.
The present invention proposes a kind of portable electronic devices, comprises rechargeable battery, control unit and charhing unit.Whether system time and the default value of control unit in order to compare described portable electronic devices enables control signal with decision.Charhing unit is coupled to described rechargeable battery and described control unit, and in order to the described control signal of foundation, and whether decision charges to described rechargeable battery.Wherein, when power supply adaptor is connected to described portable electronic devices, control unit just can read described system time, whether and it is identical with described default value to compare described system time, when control unit is judged described system time and described default value not simultaneously, the described control signal of forbidden energy then, make described charhing unit not charge to described rechargeable battery, and judge described system time when identical when control unit with described default value, then enable described control signal, the external power supply that making described charhing unit change described power supply adaptor provides charges to described rechargeable battery.
In an embodiment of the present invention, described control unit enables after the described control signal, can read a state of charge of described rechargeable battery, and judge whether described state of charge is the underfill state, judging described state of charge when control unit is the underfill state, then control described charhing unit described rechargeable battery is charged, and judge described state of charge not for the underfill state, then control described charhing unit and stop described rechargeable battery is charged when control unit.
In an embodiment of the present invention, described control unit further comprises buffer, and this buffer is in order to store the described default value that the user sets.
In an embodiment of the present invention, after the described control signal of control unit forbidden energy, described control unit can be selected to be powered by described rechargeable battery, and the electric weight that detects rechargeable battery when control unit is when exhausting, and the external power supply that then switching described power supply adaptor is provided is powered.
In an embodiment of the present invention, described control unit be embedded controller (Embedded Controller, EC).
The present invention reads the system time of portable electronic devices by control unit.Afterwards, control unit is compared system time and the default value that is stored in the buffer, whether controls charhing unit with decision rechargeable battery is charged.By this, just can control rechargeable battery effectively and when charge and when do not charge, therefore, the user can save electricity charge expenditure partly if will be made as the lower period of the electricity charge charging interval.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 illustrates the calcspar into the portable electronic devices of one embodiment of the invention.
Fig. 2 illustrates the flow chart into the charging method of one embodiment of the invention.
Fig. 3 illustrates the flow chart into the charging method of another embodiment of the present invention.
Embodiment
Fig. 1 illustrates the calcspar into the portable electronic devices of one embodiment of the invention.Please refer to Fig. 1, portable electronic devices 100 comprises rechargeable battery 110, control unit 120 and charhing unit 130.Whether control unit 120 enables control signal in order to the system time and the default value of comparison portable electronic devices 100 with decision.That is to say,, then enable control signal if control unit 120 is compared out system time when identical with default value.And if control unit 120 is compared out system time and default value not simultaneously, then the forbidden energy control signal.
In the present embodiment, control unit 120 comprises buffer 140, and this buffer 140 is used for storing default value.In addition, control unit 120 for example is that (Embedded Controller, EC), and charhing unit 130 for example is a charger (Charger) to embedded controller.In addition, above-mentioned default value can be set up on their own by the user, and the user can control rechargeable battery 110 by the mode of setting default value and when charge and when do not charge, that is to say, the user can be made as set point the lower period of the electricity charge, so, can save a part of electricity charge expenditure.
The flow chart of below will arranging in pairs or groups illustrates the process how portable electronic devices 100 charges to rechargeable battery 110.Fig. 2 illustrates the flow chart into the charging method of one embodiment of the invention, goes for the portable electronic devices 100 of Fig. 1.Please merge with reference to Fig. 1 and Fig. 2, at first, in step S201, when external power supply is connected to portable electronic devices 100, read the system time of described portable electronic devices 100.That is to say that when power supply adaptor 160 was connected to portable electronic devices 100, control unit 120 just can remove to read the system time of portable electronic devices 100.
Then, in step S203, judge whether system time is identical with default value.That is to say that control unit 120 can be compared the system time and the default value that are read, with as whether controlling the foundation that 130 pairs of rechargeable batteries 110 of charhing unit charge.
Afterwards, judge system time and default value not simultaneously, then carry out step S205, that is control unit 120 can the forbidden energy control signals, make charhing unit 130 not charge to rechargeable battery 110 when control unit 120.
In other words, judge system time when identical, then carry out step S207, that is control unit 120 can enable out control signal, make charhing unit 130 to charge rechargeable battery 110 with default value when control unit 120.By this, when can control rechargeable battery 110 effectively charges and when does not charge.Thus, the user just can be by being set in default value the lower period of the electricity charge, so that reduce the expenditure of the electricity charge.
In order more clearly to describe each step of above-mentioned charging method, below the detailed process of charging method of the present invention is described for an embodiment again.Fig. 3 illustrates the flow chart into the charging method of another embodiment of the present invention.Please merge with reference to Fig. 1 and Fig. 3, at first, in step S301, receive the default value that the user sets.In the present embodiment, default value can the person's of being to use demand be adjusted voluntarily, and for example default value can be made as " point at nights 6 ", but does not limit its scope, with the foundation of whether rechargeable battery 110 being charged as charhing unit 130.That is to say, after portable electronic devices 100 connects power supply adaptors 160,, charge just can control 130 pairs of rechargeable batteries 110 of charhing unit if when this moment, control unit 120 was judged system time just also for " point at nights 6 ".
After the default value setting is finished, then enter step S303, control unit 120 can be stored in above-mentioned default value in the buffer 140, so that conduct allows control unit 120 judge whether the system time of portable electronic devices 100 is identical with default value, and whether decision controls the foundation that 130 pairs of rechargeable batteries 110 of charhing unit charge.
Then, in step S305, when external power supply is connected to portable electronic devices 100, read the system time of described portable electronic devices 100.That is to say that when power supply adaptor 160 was connected to portable electronic devices 100, control unit 120 just can remove to read the system time of portable electronic devices 100.
Afterwards, in step S307, judge whether system time is identical with default value.That is to say that control unit 120 can be compared the system time and the default value that are read, with as whether controlling the foundation that 130 pairs of rechargeable batteries 110 of charhing unit charge.
Judge system time when identical with default value when control unit 120, then enter step S309, control unit 120 can read the state of charge of rechargeable battery 110.Afterwards, carry out step S311, control unit 120 can judge whether the state of charge of rechargeable battery 110 is the underfill state.
The state of charge of judging rechargeable battery 110 when control unit 120 is the underfill state, then carries out step S313, and the external power supply that control unit 120 can be controlled charhing unit 130 conversion electric power adapters 160 to be provided charges to described rechargeable battery 110.
In other words, the state of charge of judging rechargeable battery 110 when control unit 120 is not the underfill state, then enters step S315, and control unit 120 meeting control charhing units 130 stop rechargeable battery 110 and charge.
Accept above-mentioned steps S307, judge system time and default value not simultaneously, then carry out step S315, that is control unit 120 can the forbidden energy control signals, make charhing unit 130 not charge to rechargeable battery 110 when control unit 120.At this moment, control unit 120 can be selected to be powered by rechargeable battery 110.Afterwards, in step S317, control unit 120 can judge whether the electric weight of rechargeable battery 110 exhausts.
When the electric weight of judging rechargeable battery 110 when control unit 120 exhausts, then carry out step S321, the external power supply that control unit 120 can Switching power adapters 160 be provided is powered.Then, at step S323, control unit 120 continues to read the system time of portable electronic devices 100, so that judge system time when identical with default value when control unit 120, can the rechargeable battery 110 that electric weight exhausts be charged.
Accept above-mentioned steps S317, when the electric weight of judging rechargeable battery 110 when control unit 120 does not exhaust, then carry out step S323, control unit 120 can read the system time of portable electronic devices 100 once more, so that judge system time when identical, can the rechargeable battery 110 of electric weight underfill be charged with default value when control unit 120.
Whether present embodiment can identical with the default value that the user sets by the system time that reads portable electronic devices 100, controls rechargeable battery 110 and when charges and when do not charge.Thus, the user just can be by being set in default value the lower period of the electricity charge, so that reduce the expenditure of the electricity charge.
In sum, the present invention reads the system time of portable electronic devices by control unit, afterwards, control unit is compared system time and the default value (that is the user sets the charging interval of rechargeable battery) that is stored in the buffer again, whether controls charhing unit with decision rechargeable battery is charged.By this, just can control rechargeable battery effectively and when charge and when do not charge, therefore, the user can save a part of electricity charge expenditure if will be made as the lower period of the electricity charge charging interval.
Though the present invention discloses as above with embodiment; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is when with being as the criterion that claim was defined.
Claims (9)
1. a charging method is suitable for a portable electronic devices, it is characterized in that it comprises the following steps:
When an external power supply is connected to described portable electronic devices, read a system time of described portable electronic devices;
Judge whether described system time is identical with a default value;
When judging that described system time is different with described default value, then a rechargeable battery of described portable electronic devices is not charged; And
When judging that described system time is identical with described default value, then described rechargeable battery is charged.
2. charging method according to claim 1 is characterized in that, the step that described rechargeable battery is charged comprises:
Read a state of charge of described rechargeable battery;
Judge whether described state of charge is the underfill state;
When judging described state of charge is the underfill state, then described rechargeable battery is charged; And
Be not the underfill state when judging described state of charge, then stop described rechargeable battery is charged.
3. charging method according to claim 1 is characterized in that it further comprises:
Receive the described default value that a user sets; And
Described default value is stored in the buffer.
4. charging method according to claim 1 is characterized in that, the step that the described rechargeable battery of described portable electronic devices is charged does not comprise:
Power by described rechargeable battery; And
When the electric weight of described rechargeable battery exhausts, then switch described external power supply and power.
5. a portable electronic devices is characterized in that, comprising:
One rechargeable battery;
Whether one control unit in order to a system time and a default value of comparing described portable electronic devices, enables a control signal with decision; And
One charhing unit is coupled to described rechargeable battery and described control unit, and in order to the described control signal of foundation, and whether decision charges to described rechargeable battery,
Wherein, when a power supply adaptor is connected to described portable electronic devices, control unit just can read described system time, whether and it is identical with described default value to compare described system time, when control unit is judged described system time and described default value not simultaneously, the described control signal of forbidden energy then, make described charhing unit not charge to described rechargeable battery, and judge described system time when identical when control unit with described default value, then enable described control signal, the external power supply that making described charhing unit change described power supply adaptor provides charges to described rechargeable battery.
6. portable electronic devices according to claim 5, it is characterized in that, described control unit enables after the described control signal, can read a state of charge of described rechargeable battery, and judge whether described state of charge is the underfill state, judging described state of charge when control unit is the underfill state, then controlling described charhing unit charges to described rechargeable battery, and judge described state of charge not for the underfill state when control unit, then control described charhing unit and stop described rechargeable battery is charged.
7. portable electronic devices according to claim 5 is characterized in that, described control unit further comprises:
One buffer is in order to store the described default value that a user sets.
8. portable electronic devices according to claim 5, it is characterized in that, after the described control signal of control unit forbidden energy, described control unit can be selected to be powered by described rechargeable battery, and the electric weight that detects rechargeable battery when control unit is when exhausting, and the external power supply that then switching described power supply adaptor is provided is powered.
9. portable electronic devices according to claim 5 is characterized in that, described control unit is an embedded controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810173312A CN101740828A (en) | 2008-11-04 | 2008-11-04 | Portable electronic device and charging method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810173312A CN101740828A (en) | 2008-11-04 | 2008-11-04 | Portable electronic device and charging method thereof |
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| Publication Number | Publication Date |
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| CN101740828A true CN101740828A (en) | 2010-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200810173312A Pending CN101740828A (en) | 2008-11-04 | 2008-11-04 | Portable electronic device and charging method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391138A (en) * | 2015-12-18 | 2016-03-09 | 上海优思通信科技有限公司 | Charging control system and method of portable electronic device |
| CN110588430A (en) * | 2019-08-21 | 2019-12-20 | 深圳易马达科技有限公司 | Charging method and charging equipment |
-
2008
- 2008-11-04 CN CN200810173312A patent/CN101740828A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391138A (en) * | 2015-12-18 | 2016-03-09 | 上海优思通信科技有限公司 | Charging control system and method of portable electronic device |
| CN110588430A (en) * | 2019-08-21 | 2019-12-20 | 深圳易马达科技有限公司 | Charging method and charging equipment |
| CN110588430B (en) * | 2019-08-21 | 2021-06-08 | 深圳易马达科技有限公司 | Charging method and charging equipment |
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Open date: 20100616 |