CN107959405A - A kind of electronic equipment and power supply method - Google Patents
A kind of electronic equipment and power supply method Download PDFInfo
- Publication number
- CN107959405A CN107959405A CN201711260352.0A CN201711260352A CN107959405A CN 107959405 A CN107959405 A CN 107959405A CN 201711260352 A CN201711260352 A CN 201711260352A CN 107959405 A CN107959405 A CN 107959405A
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- electric power
- adapter
- power
- voltage
- module
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of converters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
The present invention provides a kind of electronic equipment and power supply method, wherein the electronic equipment includes：Power module；First connectivity port, it is used to connect adapter, and transmits the first electric power that the adapter provides；Current conversion module, the first electrical power conversion that its current regulating signal for being configured to receive provides the adapter is the second electric power, and second electric power is provided to the power module；Controller, it is configured to send the current regulating signal to the current conversion module when the first electric power for judging that the adapter provides changes.The present invention has the characteristics that simple in structure and cost is low.
Description
Technical field
The present embodiments relate to technical field of intelligent equipment, more particularly to a kind of electronic equipment and power supply method.
Background technology
In the prior art, adapter can realize the different power demands for electronic equipment and the dynamic regulation of adaptability
The parameter of its energizing power, such as supply voltage.However, the charging assembly generally use buck- configured in the electronic device
Boost frameworks, the buck-boost frameworks can realize the adjusting for supply voltage.Obviously, it can be realized in adapter
In the case of the adjusting of power supply parameter, the buck-boost frameworks built in electronic equipment have also resulted in the waste of cost..
The content of the invention
An embodiment of the present invention provides a kind of inexpensive and simple in structure electronic equipment and power supply method.
In order to solve the above-mentioned technical problem, an embodiment of the present invention provides following technical solution：
A kind of electronic equipment, it includes：
Power module；
First connectivity port, it is used to connect adapter, and transmits the first electric power that the adapter provides；
Current conversion module, the first electricity that its current regulating signal for being configured to receive provides the adapter
Power is converted to the second electric power, and second electric power is provided to the power module；
Controller, it is configured to the electric current turn when the first electric power for judging that the adapter provides changes
Change the mold block and send the current regulating signal.
Wherein, the current conversion module is further configured to obtain the magnitude of voltage of first electric power, and based on described
The magnitude of voltage of first electric power to first electric power carry out current regulation, using by first electrical power conversion as the second electric power.
Wherein, default correspondence of the current conversion module based on input voltage and output current, performs described the
The current regulation of one electric power.
Wherein, the controller is further configured to obtain the magnitude of voltage of the power module, and is based on the magnitude of voltage
The adapter is controlled to adjust first electric power, and it is described controlling the adapter to judge when adjusting first electric power
The first electric power that adapter provides changes.
Wherein, the controller is further configured to the voltage range control corresponding to the magnitude of voltage based on the power module
Make the adapter and adjust first electric power.
Wherein, the electronic equipment, which is further included, is connected with the power module and is used to turn on and off the power module
The electric power switching switch of power supply to electronic equipment,
Access state of the controller based on the adapter turns on and off the electric power switching switch.
Wherein, when the controller is further configured to first connectivity port and is not connected with the adapter, institute is connected
Electric power switching switch is stated, when connecting the adapter in first connectivity port, turns off the electric power switching switch.
The embodiment of the present invention additionally provides a kind of power supply method, it is applied sets in the electronics as described in above-described embodiment
In standby, and including：
Obtain the magnitude of voltage of power module；
The changed judging result of the first electric power provided based on adapter, current regulation is sent to current conversion module
Signal, so that the first electrical power conversion that current conversion module is provided the adapter based on the current regulating signal received
For the second electric power, and second electric power is provided to the power module.
Wherein, the first electricity that the current conversion module is provided the adapter based on the current regulating signal received
Power, which is converted to the second electric power, to be included:
Current conversion module obtains the magnitude of voltage of first electric power, and the magnitude of voltage based on first electric power is to described
First electric power carry out current regulation, using by first electrical power conversion as the second electric power.
Wherein, the method, which further includes, judges whether first electric power changes, it includes：
The magnitude of voltage of the power module is obtained,
Control the adapter to adjust first electric power based on the magnitude of voltage, and control the adapter to adjust institute
Judge that the first electric power that the adapter provides changes when stating the first electric power.
It can be known based on disclosed above, the embodiment of the present invention possesses following beneficial effect：
The embodiment of the present invention need not perform power supply control using used buck-boost frameworks in the prior art,
But the adjustment control of the output power of adapter and control to power converter are performed by controller, it is simple in structure and into
This is low.
Brief description of the drawings
Fig. 1 is the principle assumption diagram of the electronic equipment in the embodiment of the present invention；
Fig. 2 is the principle assumption diagram of the electronic equipment in another embodiment of the present invention；
Fig. 3 is the principle flow chart of the power supply method in the embodiment of the present invention.
Embodiment
In the following, the specific embodiment of the present invention is 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 to the preferred form of the embodiment that is given as non-limiting examples with reference to the accompanying drawings
These and other characteristic will become apparent.
It is also understood that although with reference to some instantiations, invention has been described, but 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
The example of the disclosure, it can use various ways to implement.It is known and/or repeat function and structure be not described in detail to avoid
Unnecessary or unnecessary details make it that the disclosure is smudgy.Therefore, specific structural and feature disclosed herein is thin
Section is not intended to restrictions, but as just the basis of claim and representative basis for instruct 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 may refer 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, should an embodiment of the present invention provides a kind of electronic equipment
Electronic equipment can be based on the power module in equipment the corresponding output power for adjusting connected adapter of magnitude of voltage, and
By the corresponding electric power being adjusted to suitable for electronic equipment of the output power, which need not use buck-boost frameworks,
Electric adjustment can be performed simply by current conversion module, have the characteristics that simple in structure and cost is low.
Specifically, as shown in Figure 1, for a kind of electronic equipment in the embodiment of the present invention principle assumption diagram, the wherein electricity
Sub- equipment can include：Power module 1, the first connectivity port 2, current conversion module 3 and controller 4.In the embodiment of the present invention
Electronic equipment can include the equipment such as laptop, tablet computer, mobile phone.
Wherein, power module 1 can include the battery component being arranged in electronic equipment, or other rechargable power supplies moulds
Group.First connectivity port 2 can be USB port, such as c-type USB port (TYPE C-terminals mouth), or can also be other kinds of
Connectivity port.First connectivity port 2 can be used for power transmission, can be used for data transfer, only right in the embodiment of the present invention
The configuration of power transmission illustrates, however, the present invention is not limited thereto.
First connectivity port 2 can be connected to provide the electric power supply apparatus of electric power, such as external power supply or adapter
Etc. equipment, the embodiment of the present invention is described below to be illustrated by taking adapter as an example, however, the present invention is not limited thereto.As shown in Figure 1, the
One connectivity port 2 can be by the electric power input that adapter 5 provides to electronic equipment, with for electronics by being connected with adapter 5
The operation power supply of equipment.
In addition, current conversion module 3 can be connected with the first connectivity port 2, and the first connectivity port 2 can be transmitted
The first electric power that provides of adapter 5 carry out electrical power conversion, and transformed power transmission is charged to power module 1.
Specifically, the current conversion module 3 in the embodiment of the present invention can provide adapter 5 according to the current regulating signal received
The first electrical power conversion be the second electric power, and second electric power is provided to the power module 1.Wherein, power switching module 3
It can be used for the electric current for adjusting the first electric power, it can obtain the magnitude of voltage for the first electric power that adapter 5 is provided, and be based on being somebody's turn to do
The magnitude of voltage of first electric power to the first electric power carry out current regulation, using by the first electrical power conversion as the second electric power, the second electric power
Current value is the current value corresponding to the magnitude of voltage of the first electric power.
Specifically, it can be pre-stored with the memory of current conversion module 3 or electronic equipment for performing above-mentioned electricity
Flow adjust magnitude of voltage and current value default correspondence, wherein magnitude of voltage be the first electric power magnitude of voltage, current value be into
The current value of the second electric power after row current regulation.Power switching module 3 can read above-mentioned default correspondence, and inquire about
Current value corresponding to the magnitude of voltage of first electric power, using the current value that this is inquired as target current value, by the first electric power
Current value adjustment be the target current value, so as to obtain the second electric power.
In embodiments of the present invention, current conversion module 3 can perform above-mentioned electricity based on the current regulating signal received
Power conversion operation, and the current regulating signal can be generated and transmitted by controller 4.
Specifically, controller 4 can be connected with the first connectivity port 2, power module 1 and current conversion module 3 respectively, and
And controller 4 can monitor power module 1 in real time and store the magnitude of voltage of electric power, and first can be passed through according to the magnitude of voltage
Connectivity port 2 sends the control signal for the output power for being used to adjust adapter to adapter 5.In the embodiment of the present invention, adaptation
Device 5 can be based on corresponding the first electric power for adjusting its output of control signal that controller 4 is sent.Moreover, controller 5 can be with
The electricity for being used for performing electrical power conversion is sent to current conversion module 3 when the first electric power for judging that adapter provides changes
Flow Regulate signal.
In the embodiment of the present invention, the charging of power module 1 needs first constant-current charge, rear constant-voltage charge, therefore power supply mould
The builtin voltage of block 1 can change in charging process, and controller 4 can when detecting that the voltage changes, or
When person meets preset condition, corresponding the control signal for adjusting output power can be sent to adapter 5.For example, work as controller 4
When detecting that the magnitude of voltage of power module 1 is too low, by SM_BUS (type C cc logic) adapter 5 can be notified to correspond to
Rise output power voltage, and by EC control signals control power switching module 3 carry out current regulation so that
Meet the charge requirement of power module 1.In the embodiment of the present invention, controller 4 can be sentenced when obtaining the magnitude of voltage of power module 1
The voltage range broken corresponding to the magnitude of voltage, and judge whether to need to perform the defeated of adapter 5 based on the corresponding voltage range
Go out the adjustment control of electric power.For example, when judging that the voltage range corresponding to the magnitude of voltage of power module 1 changes, then
The control signal for controlling to adjust output power can be sent to adapter, can include current power module 1 in the control signal
Magnitude of voltage either voltage range or can also include it is expected adapter provide output power information, such as output voltage
Information, the information of output power, the information of output current etc. so that corresponding the first electricity for adjusting its output of adapter 5
Power.
Meanwhile controller 4 to adapter 5 when sending the control signal for adjusting output power, it may be determined that for the first electricity
Power changes, and the electric adjustment signal for being used for performing electrical power conversion can be sent to power switching module 3 at this time, so that electric
The first electrical power conversion after the corresponding adjusting for being provided adapter 5 of power modular converter 3 is the second electric power.
The magnitude of voltage of the power module is obtained, and controls the adapter to adjust first electricity based on the magnitude of voltage
Power, and become in the first electric power for controlling the adapter to judge that the adapter provides when adjusting first electric power
Change.
It should be noted that the voltage used in existing laptop is 3.3V or 5V, and the electricity of power module 1
Pressing scope, the voltage in the range of this disclosure satisfy that between 3V the and 5V voltages of electronic equipment between 10.785V-13.005V
Electric power switches demand.Therefore, the voltage change of 5 output power of adapter can't influence the normal use of electronic equipment, to it
There is no influence.And relatively low input voltage is also favourable for reducing switch cost caused by electric power switching, can make electricity
The temperature of sub- device reduces.
Based on above-mentioned configuration, the embodiment of the present invention can be realized simply and easily for electronic equipment interior power module 1
Power supply control, have the characteristics that simple in structure and cost is low.
Further, as shown in Fig. 2, principle assumption diagram for the electronic equipment in another embodiment of the present invention.Wherein also
It may further include electric power switching switch 6.The electric power switching switch 6 can be connected with power module 1 and for connecting or closing
Power off power supply of the source module 1 to electronic equipment.Moreover, controller 4 can also be connected with the electric power switching switch 6, and can be with base
The electric power switching switch 6 is turned on and off in the access state of adapter 5.
In the embodiment of the present invention, electric power switching switch 6 be used for perform power supply of the power module 1 to electronic equipment connection or
Shut-off.Wherein, when having accessed adapter 5 in the first connectivity port 2, controller 4 can control the electric power switching switch 6 to turn off,
Powered at the same time for the operation of electronic equipment with only being powered by the electric power that adapter 5 provides to power module 1.And in the first connection
When port 2 does not access the adapter 5.Controller 4 can control the electric power switching switch 6 to connect, and can pass through power supply mould at this time
The electric power of 1 memory storage of block is powered for the operation of electronic equipment.That is, controller 4 can be not connected with adapter in the first connectivity port 2
When 5, electric power switching switch 6 is connected, when connecting adapter 5 in the first connectivity port 2, turns off the electric power switching switch 6.
Wherein, controller 4 can determine whether to access by detecting the level value of 2 corresponding pin of the first connectivity port
Adapter 5.Such as, when the level value of the first pin of first connectivity port 2 is high value, then it may determine that access
Adapter 5, conversely, when the level value of the first pin of first connectivity port 2 is low level value, then may determine that and does not access
Adapter 5.Those skilled in the art can also realize the judgement whether access of adapter by other means, not limit herein
It is fixed.
In conclusion the electronic equipment in the embodiment of the present invention can also carry out the power supply control of power module, so that more
Add power supply of the intelligentized execution for electronic equipment, electricity is not interfered with also in the case where ensureing the storage electric power of power module
The normal operation of sub- equipment.
In addition, the embodiment of the present invention additionally provides a kind of power supply method, this method can be applied in above-described embodiment
In the electronic equipment, and as shown in figure 3, principle flow chart for the power supply method in the embodiment of the present invention.
Wherein, the power supply method in the embodiment of the present invention can include：
Obtain the magnitude of voltage of power module；
The changed judging result of the first electric power provided based on adapter, current regulation is sent to current conversion module
Signal, so that the first electrical power conversion that current conversion module is provided the adapter based on the current regulating signal received
For the second electric power, and second electric power is provided to the power module.
As described above, controller 4 in the embodiment of the present invention can respectively with the first connectivity port 2, power module 1 and electricity
Stream modular converter 3 connects, also, controller 4 can monitor the magnitude of voltage that power module 1 stores electric power in real time, and can root
Send the control signal for the output power for being used to adjust adapter to adapter 5 by the first connectivity port 2 according to the magnitude of voltage.This
In inventive embodiments, adapter 5 can be based on corresponding the first electric power for adjusting its output of control signal that controller 4 is sent.
Used moreover, controller 5 can also be sent when the first electric power for judging that adapter provides changes to current conversion module 3
In the current regulating signal for performing electrical power conversion, so that current conversion module will be adapted to based on the current regulating signal received
The first electrical power conversion that device provides is the second electric power, and second electric power is provided to the power module.
In the embodiment of the present invention, the charging of power module 1 needs first constant-current charge, rear constant-voltage charge, therefore power supply mould
The builtin voltage of block 1 can change in charging process, and controller 4 can when detecting that the voltage changes, or
When person meets preset condition, corresponding the control signal for adjusting output power can be sent to adapter 5.For example, work as controller 4
When detecting that the magnitude of voltage of power module 1 is too low, by SM_BUS (type C cc logic) adapter 5 can be notified to correspond to
Rise output power voltage, and by EC control signals control power switching module 3 carry out current regulation so that
Meet the charge requirement of power module 1.In the embodiment of the present invention, controller 4 can be sentenced when obtaining the magnitude of voltage of power module 1
The voltage range broken corresponding to the magnitude of voltage, and judge whether to need to perform the defeated of adapter 5 based on the corresponding voltage range
Go out the adjustment control of electric power.For example, when judging that the voltage range corresponding to the magnitude of voltage of power module 1 changes, then
The control signal for controlling to adjust output power can be sent to adapter, can include current power module 1 in the control signal
Magnitude of voltage either voltage range or can also include it is expected adapter provide output power information, such as output voltage
Information, the information of output power, the information of output current etc. so that corresponding the first electricity for adjusting its output of adapter 5
Power.
Meanwhile controller 4 to adapter 5 when sending the control signal for adjusting output power, it may be determined that for the first electricity
Power changes, and the electric adjustment signal for being used for performing electrical power conversion can be sent to power switching module 3 at this time, so that electric
The first electrical power conversion after the corresponding adjusting for being provided adapter 5 of power modular converter 3 is the second electric power.That is, wherein this hair
In bright embodiment, controller 4 judges whether first electric power changes and can include：
The magnitude of voltage of the power module is obtained,
Control the adapter to adjust first electric power based on the magnitude of voltage, and control the adapter to adjust institute
Judge that the first electric power that the adapter provides changes when stating the first electric power.
It should be noted that the voltage used in existing laptop is 3.3V or 5V, and the electricity of power module 1
Pressing scope, the voltage in the range of this disclosure satisfy that between 3V the and 5V voltages of electronic equipment between 10.785V-13.005V
Electric power switches demand.Therefore, the voltage change of 5 output power of adapter can't influence the normal use of electronic equipment, to it
There is no influence.And relatively low input voltage is also favourable for reducing switch cost caused by electric power switching, can make electricity
The temperature of sub- device reduces.
In addition, in embodiments of the present invention, current conversion module is based on the current regulating signal received by the adaptation
The first electrical power conversion that device provides includes for the second electric power:
Current conversion module obtains the magnitude of voltage of first electric power, and the magnitude of voltage based on first electric power is to described
First electric power carry out current regulation, using by first electrical power conversion as the second electric power.
Current conversion module 3 in the embodiment of the present invention can be connected with the first connectivity port 2, and can be connected to first
The first electric power that the adapter 5 that port 2 is transmitted provides carries out electrical power conversion, and by transformed power transmission to power module
1 charges.Specifically, the current conversion module 3 in the embodiment of the present invention can be incited somebody to action according to the current regulating signal received
The first electrical power conversion that adapter 5 provides is the second electric power, and second electric power is provided to the power module 1.Wherein, it is electric
Power modular converter 3 can be used for the electric current for adjusting the first electric power, it can obtain the voltage for the first electric power that adapter 5 is provided
Value, and the magnitude of voltage based on first electric power to the first electric power carry out current regulation, using by the first electrical power conversion as the second electric power,
The current value of second electric power is the current value corresponding to the magnitude of voltage of the first electric power.
Specifically, it can be pre-stored with the memory of current conversion module 3 or electronic equipment for performing above-mentioned electricity
Flow adjust magnitude of voltage and current value default correspondence, wherein magnitude of voltage be the first electric power magnitude of voltage, current value be into
The current value of the second electric power after row current regulation.Power switching module 3 can read above-mentioned default correspondence, and inquire about
Current value corresponding to the magnitude of voltage of first electric power, using the current value that this is inquired as target current value, by the first electric power
Current value adjustment be the target current value, so as to obtain the second electric power.
In embodiments of the present invention, current conversion module 3 can perform above-mentioned electricity based on the current regulating signal received
Power conversion operation, and the current regulating signal can be generated and transmitted by controller 4.
Based on above-mentioned configuration, the embodiment of the present invention can be realized simply and easily for electronic equipment interior power module 1
Power supply control, have the characteristics that simple in structure and cost is low.
Further, the controller 4 in the embodiment of the present invention is also based on the access state control power supply mould of adapter
The power supply of block 1.
It can further include electric power switching switch 6 in the embodiment of the present invention.The electric power switching switch 6 can be with power supply
Module 1 connects and for turning on and off power supply of the power module 1 to electronic equipment.Moreover, controller 4 can also be with the electric power
Switching switch 6 connects, and the electric power switching switch 6 can be turned on and off based on the access state of adapter 5.
In the embodiment of the present invention, electric power switching switch 6 be used for perform power supply of the power module 1 to electronic equipment connection or
Shut-off.Wherein, when having accessed adapter 5 in the first connectivity port 2, controller 4 can control the electric power switching switch 6 to turn off,
Powered at the same time for the operation of electronic equipment with only being powered by the electric power that adapter 5 provides to power module 1.And in the first connection
When port 2 does not access the adapter 5.Controller 4 can control the electric power switching switch 6 to connect, and can pass through power supply mould at this time
The electric power of 1 memory storage of block is powered for the operation of electronic equipment.That is, controller 4 can be not connected with adapter in the first connectivity port 2
When 5, electric power switching switch 6 is connected, when connecting adapter 5 in the first connectivity port 2, turns off the electric power switching switch 6.
Wherein, controller 4 can determine whether to access by detecting the level value of 2 corresponding pin of the first connectivity port
Adapter 5.Such as, when the level value of the first pin of first connectivity port 2 is high value, then it may determine that access
Adapter 5, conversely, when the level value of the first pin of first connectivity port 2 is low level value, then may determine that and does not access
Adapter 5.Those skilled in the art can also realize the judgement whether access of adapter by other means, not limit herein
It is fixed.
In conclusion the electronic equipment in the embodiment of the present invention can also carry out the power supply control of power module, so that more
Add power supply of the intelligentized execution for electronic equipment, electricity is not interfered with also in the case where ensureing the storage electric power of power module
The normal operation of sub- equipment.
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, details are not described herein.
Above example is only the 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 electronic equipment, it includes：
Power module；
First connectivity port, it is used to connect adapter, and transmits the first electric power that the adapter provides；
Current conversion module, the first electric power that its current regulating signal for being configured to receive provides the adapter turn
The second electric power is changed to, and second electric power is provided to the power module；
Controller, it is configured to when the first electric power for judging that the adapter provides changes to the electric current modulus of conversion
Block sends the current regulating signal.
2. electronic equipment according to claim 1, wherein, the current conversion module is further configured to obtain described
The magnitude of voltage of one electric power, and the magnitude of voltage based on first electric power carries out current regulation to first electric power, by described in
First electrical power conversion is the second electric power.
3. electronic equipment according to claim 2, wherein, the current conversion module is based on input voltage and output current
Default correspondence, perform the current regulation of first electric power.
4. electronic equipment according to claim 1, wherein, the controller is further configured to obtain the power module
Magnitude of voltage, and control the adapter to adjust first electric power based on the magnitude of voltage, and controlling the adapter tune
Judge that the first electric power that the adapter provides changes when saving first electric power.
5. electronic equipment according to claim 4, wherein, the controller is further configured to be based on the power module
Magnitude of voltage corresponding to voltage range control the adapter to adjust first electric power.
6. electronic equipment according to claim 1, wherein, the electronic equipment is further included to be connected simultaneously with the power module
Electric power switching switch for the power supply for turning on and off the electric power source pair of module electronic equipment,
Access state of the controller based on the adapter turns on and off the electric power switching switch.
7. electronic equipment according to claim 6, wherein, the controller is further configured to first connectivity port
When being not connected with the adapter, the electric power switching switch is connected, when connecting the adapter in first connectivity port, is closed
The disconnected electric power switching switch.
8. a kind of power supply method, it is applied in the electronic equipment as described in any one in claim 1-7, and is wrapped
Include：
Obtain the magnitude of voltage of power module；
The changed judging result of the first electric power provided based on adapter, current regulation letter is sent to current conversion module
Number, so that current conversion module is based on the first electrical power conversion that the current regulating signal received provides the adapter
Second electric power, and second electric power is provided to the power module.
9. according to the method described in claim 8, wherein, the current conversion module will based on the current regulating signal received
The first electrical power conversion that the adapter provides includes for the second electric power:
Current conversion module obtains the magnitude of voltage of first electric power, and the magnitude of voltage based on first electric power is to described first
Electric power carry out current regulation, using by first electrical power conversion as the second electric power.
10. according to the method described in claim 8, wherein, the method, which further includes, judges whether first electric power becomes
Change, it includes：
The magnitude of voltage of the power module is obtained,
Control the adapter to adjust first electric power based on the magnitude of voltage, and control the adapter to adjust described the
Judge that the first electric power that the adapter provides changes during one electric power.
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| CN201711260352.0A CN107959405A (en) | 2017-12-04 | 2017-12-04 | A kind of electronic equipment and power supply method |
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| CN201711260352.0A CN107959405A (en) | 2017-12-04 | 2017-12-04 | A kind of electronic equipment and power supply method |
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| CN107332313A (en) * | 2017-08-16 | 2017-11-07 | 联想(北京)有限公司 | Electronic equipment and its charging method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045641A (en) * | 2019-12-13 | 2020-04-21 | 合肥联宝信息技术有限公司 | Electronic terminal and voice recognition method |
| CN111045641B (en) * | 2019-12-13 | 2022-03-25 | 合肥联宝信息技术有限公司 | Electronic terminal and voice recognition method |
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