CN108110839A - A kind of method for controlling power supply and electronic equipment - Google Patents
A kind of method for controlling power supply and electronic equipment Download PDFInfo
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- CN108110839A CN108110839A CN201711460649.1A CN201711460649A CN108110839A CN 108110839 A CN108110839 A CN 108110839A CN 201711460649 A CN201711460649 A CN 201711460649A CN 108110839 A CN108110839 A CN 108110839A
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- H02J7/0088—
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- H02J7/0077—
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Abstract
The present invention provides a kind of method for controlling power supply and electronic equipment, the method is applied in the electronic device, and including：The first parameter is obtained, first parameter includes the battery unit information of the temperature information of the power supply control component of the electronic equipment or the battery component of the electronic equipment；Based on first parameter, the signal for adjusting voltage is sent to the power supply being connected with the electronic equipment.The present invention can effectively prevent the component damage of electronic equipment.
Description
Technical field
The present embodiments relate to Electric control field, more particularly to a kind of method for controlling power supply and electronic equipment.
Background technology
In the prior art, when carrying out charging to electronic equipment using external power supply, the power supply control in electronic equipment
The temperature of electronic component in component can be raised with the increase of supply voltage or the increase of powers duration.The phenomenon meeting
The service life burnt out or influence component of electronic component is caused, electronic equipment is caused to damage, influences user's use.
The content of the invention
An embodiment of the present invention provides a kind of method for controlling power supply for the temperature that can reduce power supply control component in real time
And electronic equipment.
In order to solve the above-mentioned technical problem, an embodiment of the present invention provides following technical solutions：
A kind of method for controlling power supply is applied in the electronic device, and including：
Obtain the first parameter, first parameter include the power supply control component of the electronic equipment temperature information or
The battery unit information of the battery component of the electronic equipment；
Based on first parameter, the signal for adjusting voltage is sent to the power supply being connected with the electronic equipment.
Wherein, the first parameter of the acquisition includes：
The temperature information of the sensing element in the power supply control component is detected using temperature sensor；
The temperature information is received by system bus.
Wherein, the first parameter of the acquisition includes：
Obtain the access state of battery component；
When it is the state accessed to judge the battery component, the battery unit number of battery component is obtained.
Wherein, it is described based on first parameter, it is sent to the power supply being connected with the electronic equipment and adjusts voltage
Signal include：
Judge whether first parameter meets the first preset condition, if so, then to the confession being connected with the electronic equipment
Power supply sends the signal for adjusting voltage.
Wherein, it is described to judge whether first parameter meets the first preset condition and include：
Whether the temperature information for judging the acquired power supply control component is more than first threshold, if so, being then judged as
Meet the first condition.
Wherein, it is described based on first parameter, it is sent to the power supply being connected with the electronic equipment and adjusts voltage
Signal include：
In the mapping table of storage, voltage corresponding with the battery unit number of the acquired battery component is inquired about
Information；
The signal for adjusting voltage is sent to the power supply based on the information of voltage.
Wherein, the sensing element includes inductance element and switch element.
The embodiment of the present invention additionally provides a kind of electronic equipment, including：
Battery component；
Power supply control component is connected with the battery component, and is configured to utilize the external confession of the electronic equipment
Power supply or the battery component are power electronic equipment；
Embedded controller is configured to obtain the first parameter, and based on first parameter, and based on the described first ginseng
Number sends the signal for adjusting voltage to the power supply being connected with the electronic equipment, wherein
First parameter includes the temperature information of the power supply control component of the electronic equipment or the electronic equipment
Battery component battery unit information.
Wherein, the embedded controller is further configured to detect in the power supply control component using temperature sensor
Sensing element temperature information, and pass through system bus and receive the temperature information.
Wherein, the embedded controller is further configured to obtain the access state of battery component, described in judging
When battery component is the state accessed, the battery unit number of battery component is obtained.
Wherein, the embedded controller is further configured to obtain pre-stored mapping table, and according to described right
Relation table is answered to inquire about information of voltage corresponding with the battery unit number of the acquired battery component, and is believed based on the voltage
Cease the signal for being sent to the power supply and adjusting voltage.
Disclosure based on above-described embodiment can know that the embodiment of the present invention possesses following technique effect：
The embodiment of the present invention can according to the parameter information of battery component or power supply control component it is corresponding adjust it is external
The output voltage of power supply, prevent component in power supply control component due to the output voltage of external power supply is excessively high and temperature
Increase, cause device failure, the situation for influencing service life.
Description of the drawings
Fig. 1 is a kind of principle flow chart of method for controlling power supply in the embodiment of the present invention；
Fig. 2 is the principle flow chart that the first parameter is obtained in another embodiment of the present invention；
Fig. 3 is the principle flow chart of the electronic equipment in the embodiment of the present invention.
Specific embodiment
In the following, specific embodiments of the present invention are described in detail with reference to attached drawing, but it is not as limiting to the invention.
It should be understood that various modifications can be made to disclosed embodiments.Therefore, description above should not regard
To limit, and only as the example of embodiment.Those skilled in the art will expect within the scope and spirit of this
Other modifications.
Comprising in the description and the attached drawing of a part for constitution instruction shows embodiment of the disclosure, and with it is upper
What face provided is used to explain the disclosure together to the substantially description of the disclosure and the detailed description given below to embodiment
Principle.
It is of the invention by the description of the preferred form of the embodiment with reference to the accompanying drawings to being given as non-limiting examples
These and other characteristic will become apparent.
It is also understood that although with reference to some specific examples, invention has been described, people in the art
Member realize with can determine the present invention many other equivalents, they have feature as claimed in claim and therefore all
In the protection domain limited whereby.
When read in conjunction with the accompanying drawings, in view of described further below, above and other aspect, the feature and advantage of the disclosure will become
It is more readily apparent.
The specific embodiment of the disclosure is described hereinafter with reference to attached drawing；It will be appreciated, however, that the disclosed embodiments are only
Various ways implementation can be used in the example of the disclosure.It is known and/or repeat function and structure be not described in detail to avoid
Unnecessary or extra details so that the disclosure is smudgy.Therefore, specific structural and functionality disclosed herein is thin
Section is not intended to restrictions, but as just the basis of claim and representative basis be used to instructing those skilled in the art with
Substantially any appropriate detailed construction diversely uses the disclosure.
This specification can be used phrase " in one embodiment ", " in another embodiment ", " in another embodiment
In " or " in other embodiments ", it can be referred to according to one or more of identical or different embodiment of the disclosure.
In the following, the embodiment of the present invention is described in detail with reference to attached drawing, an embodiment of the present invention provides a kind of power supply control sides
Method, this method can according to obtain on the temperature information of power supply control component or the battery unit information of battery component come
The corresponding supply voltage for adjusting power supply, so as to adjust the temperature of power supply control component, prevents in power supply control component
The phenomenon that each element causes device failure or service life to receive influence since temperature is excessively high.
As shown in Figure 1, for a kind of principle flow chart of method for controlling power supply in the embodiment of the present invention, wherein this method can
To be applied in electronic equipment, which can include the smart machines such as mobile phone, arbitrary computer.It is and of the invention real
Applying the method for controlling power supply in example can include：
Obtain the first parameter, first parameter include the power supply control component of the electronic equipment temperature information or
The battery unit information of the battery component of the electronic equipment；
Based on first parameter, the signal for adjusting voltage is sent to the power supply being connected with the electronic equipment.
In the embodiment of the present invention, electronic equipment can include battery component, such as battery, which is rechargeable battery, also
It can include power supply control component, which can be connected with battery component, for being provided using external power supply
Electric power charging operations are performed to battery component and electric power can also be provided for the operation of electronic equipment, but also can be sharp
The electric power stored with battery component is power electronic equipment.It is performed in the electric power that electronic equipment is provided using external power supply
During operation, power supply control component can also utilize the electric power that external power supply provides to charge for battery component, and for automatically controlled
In the course of work of component processed, in the temperature of electronic component can raise, and the embodiment of the present invention can be in power supply control group
Each electronic component attachment set temperature sensor of part, to detect the temperature of each element of power supply control component, and based on the temperature
Angle value adjusts the output voltage of power supply.
Specifically, in the embodiment of the present invention, the first parameter of the acquisition can include：
The temperature information of the sensing element in the power supply control component is detected using temperature sensor；
The temperature information is received by system bus.
Above-mentioned sensing element be power supply control component in easily cause during the work time temperature change electronic component or
The element that person is easily influenced be subject to temperature, such as switch element (metal-oxide-semiconductor) and inductance element.That is, the present invention is implemented
Example can be passed in the electronic component attachment installation temperature for easily causing the electronic component of temperature change or being easily affected by temperature
Sensor, to detect the temperature information of these sensing elements, i.e. the first parameter can include the temperature of (surrounding) near sensing element
Information.Temperature sensor can send the temperature information to embedded Control after temperature information is sensed by system bus
Device EC or EC can active corresponding temperature information read from temperature sensor by system bus, then EC can be into
One step performs the control of the output voltage of power supply according to the temperature information.
Further, EC can be performed further outer after the temperature information that each temperature sensor is sensed is received
Connect the power supply control of power supply.Such as can the first parameter based on above-mentioned temperature information, to the power supply being connected with electronic equipment
It sends and adjusts voltage, can specifically include：
Judge whether first parameter meets the first preset condition, if so, then to the confession being connected with the electronic equipment
Power supply sends the signal for adjusting voltage；Wherein, it is described to judge whether first parameter meets the first preset condition and include：
Whether the temperature information for judging the acquired power supply control component is more than first threshold, if so, being then judged as
Meet the first condition.
Since sensing element is easily influenced be subject to temperature, EC is in the temperature for receiving each temperature sensor and being sensed
During information, it can be determined that whether each temperature information meets the first preset condition.Each sensitive member can be stored in the electronic device
The temperature upper limit of part, i.e., above-mentioned first threshold, specifically, the first mapping table can be stored with, first mapping table
In corresponding can include temperature sensor mark, the correspondence of the mark of sensing element and first threshold.Wherein, temperature
For sensor after temperature information is sent to EC, EC can be according to the mark for the temperature sensor for sending temperature information and its transmission
Temperature information judge the corresponding sensing element temperature information whether be more than first threshold, be judged as be more than first threshold
When, that is, it is judged as meeting the first preset condition, EC can be electric to external power supply by the connectivity port of electronic equipment at this time
Source send adjust voltage instruction or institute's sensing element can be sensed be more than first threshold temperature information transmission
To external power supply, power supply can adjust the output voltage of its output power based on the temperature information.Specifically, EC can
When the temperature information of sensing element is more than first threshold, external power supply to be controlled to reduce its output voltage.
In a preferred embodiment, due to that can include multiple sensing elements in power supply control component, EC can be with
The temperature information that temperature sensor provided around detecting each sensing element is sensed, at least one of which sensing element
Temperature information be more than threshold value when, that is, be judged as meet the first preset condition, the output of external power supply can be performed at this time
The control of voltage.
In addition, in another embodiment of the invention, the first parameter can also include the battery component in electronic equipment
The information of battery unit number, as shown in Fig. 2, to obtain the principle flow chart of the first parameter in another embodiment of the present invention, wherein,
It can include：
Obtain the access state of battery component；
When it is the state accessed to judge the battery component, the battery unit number of battery component is obtained.
Battery component in electronic equipment, such as rechargeable battery can be removably connected with electronic equipment, and should
When battery component is linked into electronic equipment, the EC of electronic equipment can read the battery unit number of the battery component, and can be with
The corresponding information according to the battery unit number sends the instruction for adjusting output voltage to external power supply.
Wherein, the level value for reading the first flag bit can be included by obtaining the mode of the access state of battery component, this
One flag bit can be batt_temp, and when battery component is linked into electronic equipment, which is pulled low, that is, becomes
For low level, and when not being linked into electronic equipment, which is high level.EC can detect first flag bit
Level value, so as to judge the access state of battery component.
When judging that the first flag bit is pulled low, EC can detect the battery unit number of battery component, and corresponding base
The instruction for adjusting output voltage is sent to power supply in the battery unit number.Generally, can be stored in electronic equipment
Two mapping tables, can include the correspondence of battery unit number and supply voltage in second mapping table, and EC can be with
Supply voltage in the second mapping table of information inquiry of battery unit number based on acquisition, and the company of electronic equipment will be passed through
Connection interface sends the instruction that output voltage is adjusted to the supply voltage to power supply, so as to prevent due to external confession
Situations such as power supply exports excessively high voltage and causes the power supply control component temperature of electronic equipment excessively high, cause component wear.
In conclusion the embodiment of the present invention can be corresponding according to the parameter information of battery component or power supply control component
The output voltage of external power supply is adjusted, prevents output voltage mistake of the component in power supply control component due to external power supply
It is high and temperature increases, cause device failure, the situation for influencing service life.
In addition, the embodiment of the present invention additionally provides a kind of electronic equipment, which can apply such as above-described embodiment
The method for controlling power supply, so as to prevent the sensing element in electronic equipment from damaging.
As shown in figure 3, it is the principle flow chart of the electronic equipment in the embodiment of the present invention, wherein can include：Battery pack
Part 1, power supply control component 2 and embedded controller 3.
Wherein, the electronic equipment in the embodiment of the present invention can include the smart machines such as mobile phone, arbitrary computer or
Can also be that others can utilize the electronic equipment that the energizing power of external power supply is adjusted.
In the embodiment of the present invention, battery component 1 can include rechargeable battery, which can be by external power supply
The electric power of offer performs charging, and can be power electronic equipment by the rechargeable battery.Power supply control component 2 can be with
Battery component 1 connects, for performing charging operations to battery component 1 using the electric power that external power supply provides and can be with
Electric power is provided for the operation of electronic equipment, but also the electric power that battery component 1 can be utilized to store is power electronic equipment.In electricity
When the electric power that the external power supply of sub- equipment utilization provides performs operation, power supply control component 2 can also utilize external power supply
The electric power that power supply provides charges for battery component 1, and in the course of work of power supply control component 2, in electronic component
Temperature can raise, and the embodiment of the present invention can in each electronic component attachment set temperature sensor of power supply control component, with
The temperature of each element of power supply control component is detected, and the output voltage of power supply is adjusted based on the temperature value.
Embedded controller 3 in the embodiment of the present invention can obtain the first parameter, and the first parameter based on the acquisition,
The signal for adjusting voltage is sent to the power supply being connected with the electronic equipment, wherein first parameter includes the electronics
The battery unit information of the temperature information of the power supply control component of equipment or the battery component of the electronic equipment.Specifically,
Embedded controller 3 can be further configured to detect the sensing element in the power supply control component using temperature sensor
Temperature information, and pass through system bus and receive the temperature information, so as to obtain the first parameter.In addition, embedded controller 3 is also
The access state of battery component can be obtained, when it is the state accessed to judge the battery component, obtains battery component
Battery unit number, so as to obtain the first parameter.
That is in the embodiment of the present invention, the mode that embedded controller 3 obtains the first parameter can include：Utilize temperature
The temperature information for the sensing element that sensor is detected in the power supply control component is spent, and passes through system bus and receives the temperature
Information.
Above-mentioned sensing element be power supply control component in easily cause during the work time temperature change electronic component or
The element that person is easily influenced be subject to temperature, such as switch element (metal-oxide-semiconductor) and inductance element.That is, the present invention is implemented
Example can be passed in the electronic component attachment installation temperature for easily causing the electronic component of temperature change or being easily affected by temperature
Sensor, to detect the temperature information of these sensing elements, i.e. the first parameter can include the temperature of (surrounding) near sensing element
Information.Temperature sensor can send the temperature information to embedded Control after temperature information is sensed by system bus
Device EC or EC can active corresponding temperature information read from temperature sensor by system bus, then EC can be into
One step performs the control of the output voltage of power supply according to the temperature information.
Further, EC can be performed further outer after the temperature information that each temperature sensor is sensed is received
Connect the power supply control of power supply.Such as can the first parameter based on above-mentioned temperature information, to the power supply being connected with electronic equipment
It sends and adjusts voltage, can specifically include：
Judge whether first parameter meets the first preset condition, if so, then to the confession being connected with the electronic equipment
Power supply sends the signal for adjusting voltage；Wherein, it is described to judge whether first parameter meets the first preset condition and include：Sentence
Whether the temperature information of the acquired power supply control component of breaking is more than first threshold, if so, being then judged as meeting described the
One condition, is otherwise unsatisfactory for first condition.
Since sensing element is easily influenced be subject to temperature, EC is in the temperature for receiving each temperature sensor and being sensed
During information, it can be determined that whether each temperature information meets the first preset condition.Memory or embedded control in electronic equipment
The temperature upper limit of each sensing element, i.e., above-mentioned first threshold, specifically, memory or embedded can be stored in device 3 processed
Controller 3 can be stored with the first mapping table, corresponding can include temperature sensor in first mapping table
The correspondence of mark, the mark of sensing element and first threshold.Wherein, temperature sensor send temperature information to EC after,
EC can judge the corresponding sensitivity according to the mark for the temperature sensor for sending temperature information and its temperature information sent
Whether the temperature information of element is more than first threshold, when being judged as being more than first threshold, that is, is judged as meeting the first default item
Part, at this time EC can be sent by the connectivity port of electronic equipment to external power supply the instruction that adjusts voltage or
It is more than that the temperature information of first threshold is sent to external power supply that institute's sensing element can be sensed, and power supply can
To adjust the output voltage of its output power based on the temperature information.Specifically, EC can surpass in the temperature information of sensing element
When crossing first threshold, external power supply is controlled to reduce its output voltage.
In a preferred embodiment, due to that can include multiple sensing elements in power supply control component, EC can be with
The temperature information that temperature sensor provided around detecting each sensing element is sensed, at least one of which sensing element
Temperature information be more than threshold value when, that is, be judged as meet the first preset condition, the output of external power supply can be performed at this time
The control of voltage.
In addition, in another embodiment of the invention, the first parameter can also include the battery component in electronic equipment
The mode that the information of battery unit number, i.e. EC obtain the first parameter can also include：The access state of battery component is obtained, is being sentenced
When breaking that the battery component be the state accessed, the battery unit number of battery component is obtained.
Battery component 1 in electronic equipment such as rechargeable battery, can be removably connected with electronic equipment, and incited somebody to action
When the battery component 1 is linked into electronic equipment, the EC of electronic equipment can read the battery unit number of the battery component, and can
The instruction for adjusting output voltage is sent to external power supply with the corresponding information according to the battery unit number.
Wherein, the mode of the access state of EC acquisitions battery component 1 can include the level value for reading the first flag bit, should
First flag bit can be batt_temp, and when battery component is linked into electronic equipment, which is pulled low, i.e.,
Become low level, and when not being linked into electronic equipment, which is high level.EC can detect first flag bit
Level value, so as to judge the access state of battery component.
When judging that the first flag bit is pulled low, EC can detect the battery unit number of battery component, and corresponding base
The instruction for adjusting output voltage is sent to power supply in the battery unit number.Generally, memory in electronic equipment or
Embedded controller 3 can be stored with the second mapping table, in second mapping table can include battery unit number and
The correspondence of supply voltage, EC can be based on the power supplies in the second mapping table of information inquiry of the battery unit number of acquisition
Voltage, and the finger that output voltage is adjusted to the supply voltage will be sent to power supply by the connecting interface of electronic equipment
Order, so as to prevent from causing the power supply control component temperature of electronic equipment since external power supply exports excessively high voltage
Situations such as spending height, causing component wear.
In conclusion the embodiment of the present invention can be corresponding according to the parameter information of battery component or power supply control component
The output voltage of external power supply is adjusted, prevents output voltage mistake of the component in power supply control component due to external power supply
It is high and temperature increases, cause device failure, the situation for influencing service life.
It is apparent to those skilled in the art that for convenience and simplicity of description, the data of foregoing description
The electronic equipment that processing method is applied to may be referred to the corresponding description in before-mentioned products embodiment, and details are not described herein.
Above example is only exemplary embodiment of the present invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make the present invention respectively in the essence and protection domain of the present invention
Kind modification or equivalent substitution, this modification or equivalent substitution also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of method for controlling power supply is applied in the electronic device, and including：
The first parameter is obtained, first parameter includes the temperature information or described of the power supply control component of the electronic equipment
The battery unit information of the battery component of electronic equipment；
Based on first parameter, the signal for adjusting voltage is sent to the power supply being connected with the electronic equipment.
2. according to the method described in claim 1, wherein, the first parameter of the acquisition includes：
The temperature information of the sensing element in the power supply control component is detected using temperature sensor；
The temperature information is received by system bus.
3. according to the method described in claim 1, wherein, the first parameter of the acquisition includes：
Obtain the access state of battery component；
When it is the state accessed to judge the battery component, the battery unit number of battery component is obtained.
4. it is described based on first parameter according to the method described in claim 1, wherein, it is connected to the electronic equipment
Power supply send adjust voltage signal include：
Judge whether first parameter meets the first preset condition, if so, then to the power supply electricity being connected with the electronic equipment
Source sends the signal for adjusting voltage.
It is 5. described to judge whether first parameter meets the first preset condition bag according to the method described in claim 4, wherein
It includes：
Whether the temperature information for judging the acquired power supply control component is more than first threshold, if so, being then judged as meeting
The first condition.
6. it is described based on first parameter according to the method described in claim 3, wherein, it is connected to the electronic equipment
Power supply send adjust voltage signal include：
In the mapping table of storage, voltage letter corresponding with the battery unit number of the acquired battery component is inquired about
Breath；
The signal for adjusting voltage is sent to the power supply based on the information of voltage.
7. a kind of electronic equipment, including：
Battery component；
Power supply control component is connected with the battery component, and is configured to utilize the external power supply electricity of the electronic equipment
Source or the battery component are power electronic equipment；
Embedded controller is configured to obtain the first parameter, and based on first parameter, is connected to the electronic equipment
Power supply send adjust voltage signal, wherein
First parameter includes the temperature information of power supply control component of the electronic equipment or the electricity of the electronic equipment
The battery unit information of pond component.
8. electronic equipment according to claim 7, wherein, the embedded controller is further configured to pass using temperature
Sensor detects the temperature information of the sensing element in the power supply control component, and passes through system bus and receive the temperature letter
Breath.
9. electronic equipment according to claim 7, wherein, the embedded controller is further configured to obtain battery pack
The access state of part when it is the state accessed to judge the battery component, obtains the battery unit number of battery component.
10. electronic equipment according to claim 9, wherein, the embedded controller is further configured to obtain and prestore
The mapping table of storage, and it is corresponding with the battery unit number of the acquired battery component according to mapping table inquiry
Information of voltage, and based on the information of voltage to the power supply send adjust voltage signal.
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| CN201711460649.1A CN108110839B (en) | 2017-12-28 | 2017-12-28 | Power supply control method and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110277816A (en) * | 2019-06-25 | 2019-09-24 | 合肥联宝信息技术有限公司 | A kind of terminal method of supplying power to and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110277816A (en) * | 2019-06-25 | 2019-09-24 | 合肥联宝信息技术有限公司 | A kind of terminal method of supplying power to and device |
| CN110277816B (en) * | 2019-06-25 | 2021-02-26 | 合肥联宝信息技术有限公司 | Terminal power supply method and device |
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