CN106160073A - A kind of electronic equipment and control method thereof - Google Patents
A kind of electronic equipment and control method thereof Download PDFInfo
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- CN106160073A CN106160073A CN201610509733.7A CN201610509733A CN106160073A CN 106160073 A CN106160073 A CN 106160073A CN 201610509733 A CN201610509733 A CN 201610509733A CN 106160073 A CN106160073 A CN 106160073A
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000012905 input function Methods 0.000 abstract description 4
- 238000013501 data transformation Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000000284 resting effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
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- H02J7/0077—
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
A kind of electronic equipment is provided, including: amperometric, it is connected between the USB of described electronic equipment and USB controller, for detecting the charging current on described USB；And USB controller, for the charging current detected according to described amperometric, the state of the USB of described electronic equipment is configured.Described electronic equipment can carry out some and optimizes and improve the circuit structure in existing electronic equipment and control method thereof, allow to when the system of electronic equipment enters sleep state, the state of USB interface is set by the current value of the charging pins of detection USB interface, anti-locking system cannot be supported the outside input function of USB interface or cannot support the situation of data-transformation facility etc. after entering sleep state, so that the USB interface charge function in electronic equipment becomes more efficient and practical, improve the experience of user.
Description
Technical field
The present invention relates to a kind of electronic equipment, and relate more specifically to a kind of electronics with quick-charge function and set
Standby.
Background technology
Currently, in the quick charge merit by using USB (Universal Serial Bus, USB (universal serial bus)) interface
When can carry out quick charge, because USB charge controller can disconnect two data lines in USB interface with main frame, because of
This, it is impossible to transmit data signal by USB interface.
And, if now this support quick-charge function USB interface connect be that USB keyboard or mouse etc. make
With the external input device of USB interface, when system enters sleep state, it is impossible to support the input work of USB external input device
Can, have impact on the experience of user.
Summary of the invention
In order to solve above-mentioned weak point of the prior art, according to an aspect of the present invention, it is provided that a kind of electronic equipment,
Including: amperometric, it is connected to USB and the USB controller of described electronic equipment
Between, for detecting the charging current on described USB；And USB controller, it is used for
The charging current detected according to the described amperometric state to the USB of described electronic equipment
It is configured.
Additionally, according to one embodiment of present invention, wherein, described USB controller wraps further
Include: charge controller, if external equipment is connected to described electronic equipment and described by described USB
The system of electronic equipment enters sleep state, then judge that described amperometric is examined when described USB controller
When the charging current value measured is more than first threshold, described charge controller is by the USB of described electronic equipment
State be set to quick-charge state.
Additionally, according to one embodiment of present invention, wherein, when general by described electronic equipment of described charge controller
When the state of serial bus interface is set to quick-charge state, if described external equipment supports that USB is fast
Mold filling formula, the state of the USB of described electronic equipment is remained quick charge shape by the most described charge controller
State.
Additionally, according to one embodiment of present invention, wherein, when general by described electronic equipment of described charge controller
When the state of serial bus interface is set to quick-charge state, if described external equipment does not support USB
Fast mold filling formula, the state of the USB of described electronic equipment is set to commonly charge by the most described charge controller
State.
Additionally, according to one embodiment of present invention, wherein, if external equipment is by described USB
The system being connected to described electronic equipment and described electronic equipment enters sleep state, then when described USB
Controller judges that, when the charging current value that described amperometric detects is not more than first threshold, described USB (universal serial bus) connects
The state of the USB of described electronic equipment is set to data transmission state by mouth controller.
According to a further aspect in the invention, it is provided that the control method of a kind of electronic equipment, wherein said electronic equipment includes
Amperometric, is connected between the USB of described electronic equipment and USB controller,
For detecting the charging current on described USB, described method includes: detect according to described amperometric
To charging current the state of the USB of described electronic equipment is configured.
Additionally, according to one embodiment of present invention, wherein, described control method farther includes: if external equipment
The system being connected to described electronic equipment and described electronic equipment by described USB enters sleep state,
Then when the charging current value judging that described amperometric detects is more than first threshold, by the general string of described electronic equipment
The state of row bus interface is set to quick-charge state.
Additionally, according to one embodiment of present invention, wherein, described control method farther includes: when by described electronics
When the state of the USB of equipment is set to quick-charge state, if described external equipment supports general serial
EBI fast mold filling formula, then remain quick-charge state by the state of the USB of described electronic equipment.
Additionally, according to one embodiment of present invention, wherein, described control method farther includes: when by described electronics
When the state of the USB of equipment is set to quick-charge state, if described external equipment does not support general string
Row bus interface fast mold filling formula, then be set to commonly charge shape by the state of the USB of described electronic equipment
State.
Additionally, according to one embodiment of present invention, wherein, described control method farther includes: if external equipment
The system being connected to described electronic equipment and described electronic equipment by described USB enters sleep state,
When the charging current value then detected when described amperometric is not more than first threshold, by the general serial of described electronic equipment
The state of EBI is set to data transmission state.
As can be seen here, the electronic equipment of present invention offer and control method thereof, the circuit in existing electronic equipment is tied
Structure and control method thereof carry out some and optimize and improve so that can pass through when the system of electronic equipment enters sleep state
The current value of the charging pins of detection USB interface arranges the state of USB interface, and anti-locking system cannot prop up after entering sleep state
Hold the outside input function of USB interface or the situation of data-transformation facility etc. cannot be supported, so that the USB in electronic equipment
Interface charge function becomes more efficient and practical, improves the experience of user.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, make required in the description to embodiment below
Accompanying drawing be briefly described.Accompanying drawing in describing below is only the exemplary embodiment of the present invention:
Fig. 1 shows the schematic structure of the circuit structure being applied to an electronic equipment 100 according to embodiments of the present invention
Block diagram；
Fig. 2 shows the schematic block diagram being applied to an electronic equipment 200 of an example according to the present invention；
Fig. 3 shows the flow process of the control method 300 being applied to an electronic equipment 100 of an example according to the present invention
Figure；And
Fig. 4 shows the flow process of the control method 400 being applied to an electronic equipment 200 of an example according to the present invention
Figure.
Detailed description of the invention
So that the object, technical solutions and advantages of the present invention become apparent from, describe in detail below with reference to accompanying drawings
Exemplary embodiment according to the present invention.Note in the present description and drawings, there is substantially the same step and element phase
Same reference represents, and will be omitted the repetition of explanation of these steps and element.
Obviously, described embodiment is only a part of embodiment rather than whole enforcements of the present invention of the present invention
Example.Mentioned in the whole text " embodiment " or " embodiment " of this specification means to combine the spy described by described embodiment
Determine feature, structure or characteristic to be contained at least one described embodiment.Therefore, in the description phrase " an enforcement
In example " or the appearance of " in one embodiment " be not necessarily all referring to same embodiment.Additionally, described special characteristic, structure or spy
Property can be combined in one or more embodiments in any suitable manner.Should be understood that the present invention is not shown by described herein
The restriction of example embodiment.Based on the embodiment of the present invention described in the disclosure, those skilled in the art are not paying creativeness
All other embodiments obtained by the case of work all should fall under the scope of the present invention.
Fig. 1 shows the schematic structure of the circuit structure being applied to an electronic equipment 100 according to embodiments of the present invention
Block diagram, usually, as it is shown in figure 1, described electronic equipment 100 can include amperometric 110 and USB
Controller 120.
Specifically, the amperometric 110 of electronic equipment 100 can be connected to the USB (universal serial bus) of described electronic equipment
Between interface and USB controller 120, for detecting the charging current on described USB.
Usually, amperometric 110 can be a current sense resistor, on the pin of the USB_5V being connected to USB interface, with inspection
Survey USB interface and be in charged state or data transmission state.
USB controller 120 may be used for the charged electrical measured according to described amperometric inspection 110
The state of the USB of described electronic equipment is configured by stream size.Specifically, in a reality of the present invention
Executing in example, the USB controller 120 of electronic equipment 100 may further include charge controller.If outward
Portion's equipment is connected to described electronic equipment 100 and the system of described electronic equipment 100 by described USB
Enter sleep state, then judge, when described USB controller 120, the charging that described amperometric detects
When current value is more than first threshold, the state of the USB of described electronic equipment is arranged by described charge controller
For quick-charge state.Usually, it is connected to the external equipment of electronic equipment 100 by USB interface, sets if not charging
Standby, such as this external equipment is the external input device such as keyboard, mouse, now, and the electric current on the pin of the USB_5V of USB interface
Value usually 40-50mA, typically not over 100mA, if this external equipment is storage device, such as USB flash disk or USB interface
Portable hard drive etc., when electronic equipment 100 is in sleep state, the current value on the pin of the USB_5V of USB interface is usual
It is not more than 100mA.Thus, in one example, described first threshold could be arranged to 100mA, now, when system enters
After resting state, the current value on the charging pins of the USB_5V that serial bus interface controller 120 can detect USB interface,
When this current value is more than 100mA, it may be determined that the external equipment being connected to electronic equipment 100 by USB interface is that charging sets
Standby, now serial bus interface controller 120 can be by its internal charge controller by the USB interface of electronic equipment 100
State be set to quick-charge state.
Now, in one embodiment of the invention, when described charge controller is by the general string of described electronic equipment 100
When the state of row bus interface is set to quick-charge state, if described external equipment supports that USB fills soon
Pattern, the state of the USB of described electronic equipment 100 is remained quick charge by the most described charge controller
State.In another embodiment of the present invention, when described charge controller is by the USB (universal serial bus) of described electronic equipment 100
When the state of interface is set to quick-charge state, if described external equipment does not support the fast mold filling of USB
Formula, the state of the USB of described electronic equipment 100 is set to commonly charge shape by the most described charge controller
State.Wherein, the charging current of common charged state is less than the charging current of quick-charge state.Such as, in one example, when
After system enters resting state, on the charging pins of the USB_5V that serial bus interface controller 120 can detect USB interface
Current value, when serial bus interface controller 120 is arranged the general string of electronic equipment 100 by its internal charge controller
When the state of row bus interface is set to quick-charge state, if be connected to outside electronic equipment 100 now by USB interface
Portion's equipment supports fast mold filling formula, then charge controller is by the state success of the USB of described electronic equipment 100
It is set to quick-charge state.On the other hand, after system enters resting state, serial bus interface controller 120 detects USB
Current value on the charging pins of the USB_5V of interface and being arranged electronic equipment 100 by its internal charge controller
After the state of USB is set to quick-charge state, if now detecting and being connected to electricity by USB interface
The external equipment of subset 100 does not support fast mold filling formula, then charge controller is by the USB (universal serial bus) of described electronic equipment 100
The state of interface is set to the charging current normal charging mode less than quick-charge state.
Additionally, in one embodiment of the invention, if external equipment is connected by described USB
System to described electronic equipment 100 and described electronic equipment 100 enters sleep state, then connect when described USB (universal serial bus)
Mouth controller 120 judges when the charging current value that described amperometric 110 detects is not more than first threshold, described general string
The state of the USB of described electronic equipment 100 is set to data transmission shape by row bus interface controller 120
State.Such as, in one example, first threshold could be arranged to 100mA, and now, after system enters resting state, serial is total
Current value on the charging pins of the USB_5V that line interface controller 120 can detect USB interface, when this current value is not more than
During 100mA, it can be determined that the external equipment being connected to electronic equipment 100 by USB interface is not charger, for example, it is possible to
Being external input device or External memory equipment etc., now, serial bus interface controller 120 can be by its internal filling
Electric controller arranges the condition setup data transmission power mode of the USB by electronic equipment 100, it is ensured that USB connects
The data pin of mouth is in the state of normal ON and work, in case locking system cannot be supported to pass through USB after entering sleep state
The situation of the functions such as the outside input of interface or data transmission.
In order to illustrate in greater detail the electronics of the circuit structure with USB interface charging current detector that the present invention provides
Equipment use situation in the above-described embodiments, is exemplified below with reference to Fig. 2.Fig. 2 shows an example according to the present invention
It is applied to the schematic block diagram of an electronic equipment 200.Wherein, in this example, as it can be seen, external equipment 240 passes through
USB interface 210 is connected to electronic equipment 200, and electronic equipment 200 may include that USB interface 210, amperometric 220 and USB
Interface controller 230.As in figure 2 it is shown, USB interface 210 can include four pins: charging pins USB_5V, data pin D+,
Data pin D-and grounding pin GND.Wherein, amperometric can be current sense resistor, it may be connected to USB interface
The charging pins USB_5V of 210, detects the charging current of this USB interface 210, and usb interface controller 230 can connect
To data pin D+ of USB interface and data pin D-and amperometric, for detect according to amperometric 220
Charging current controls data pin D+ and data pin D-enabled state, thus sets the state of USB interface 210
Put.Specifically, usb interface controller 230 may further include charge controller.If the system of electronic equipment 200 enters
Sleep state, then when usb interface controller 230 judges that the charging current value that amperometric 220 detects is more than 100mA,
May determine that external equipment 240 is charger, now, the charge controller of usb interface controller 230 can be by USB interface
Data pin D+ of 210 and data pin D-disconnect, thus the state of USB interface 210 is set to quick-charge state.This
Time, if described external equipment 240 supports USB interface fast mold filling formula, then the charge controller of usb interface controller 230 is by institute
The state of the USB interface 210 stating electronic equipment 200 remains quick-charge state, thus it is fast for successfully arranging USB interface 210
Speed charged state；If external equipment 240 does not support USB interface fast mold filling formula, then the charging of usb interface controller 230 controls
The state of the USB interface 210 of described electronic equipment 200 is set to the common charged state that charging current is less by device.Additionally, such as
Really the system of electronic equipment 200 enters sleep state, then judge what amperometric 220 detected when usb interface controller 230
When charging current value is not more than 100mA, it may be determined that external equipment 240 is non-charger, such as, external input device, outward
Portion's storage device etc..Now, the charge controller of usb interface controller 230 can by data pin D+ of USB interface 210 with
And data pin D-enables, thus it is set to the state of USB interface 210 ensure that external equipment 240 is normal with electronic equipment 200
Carrying out the data transmission state of data communication, anti-locking system cannot be supported by the outside of USB interface defeated after entering sleep state
Enter or the generation of situation of the function such as data transmission.
As can be seen here, the electronic equipment with USB charged electrical current detection functionality that the application of the invention provides so that can
With when the system of electronic equipment enters sleep state, USB is set by the current value of the charging pins of detection USB interface and connects
The state of mouth, anti-locking system cannot be supported the outside input function of USB interface or cannot support that data pass after entering sleep state
The situation of transmission function etc., so that the USB interface charge function in electronic equipment becomes more efficient and practical, improves user
Experience.
It addition, another aspect of the present invention additionally provides the control method 300 of a kind of electronic equipment 100.Fig. 3 shows basis
The flow chart of the control method 300 being applied to an electronic equipment 100 of one example of the present invention.Wherein, as it is shown in figure 1, institute
State electronic equipment 100 and can include amperometric 110.The amperometric 110 of electronic equipment 100 can be connected to described electricity
Between USB and the USB controller 120 of subset, it is used for detecting described general serial
Charging current on EBI.The control method 300 of electronic equipment 100 may further include: according to described current detecting
The state of the USB of described electronic equipment is configured by the charging current that device detects.
Specifically, as it is shown on figure 3, the control method 300 of described electronic equipment 100 may further include: step
S310, if external equipment is connected to described electronic equipment 100 by described USB and described electronics sets
Standby system enters sleep state, then when judging that the charging current value that described amperometric 110 detects is more than first threshold
Time, the state of the USB of described electronic equipment is set to quick-charge state；Step S320, when by described
When the state of the USB of electronic equipment is set to quick-charge state, if described external equipment is supported general
Serial bus interface fast mold filling formula, then remain quick charge shape by the state of the USB of described electronic equipment
State；And step S330, when the state of the USB of described electronic equipment 100 is set to quick-charge state
Time, if described external equipment does not support USB fast mold filling formula, then by the general string of described electronic equipment 100
The state of row bus interface is set to common charged state.Especially, the control method 300 of described electronic equipment 100 also may be used
To farther include: if external equipment 100 by described USB be connected to described electronic equipment 100 and
The system of described electronic equipment enters sleep state, then the charging current value detected when described amperometric is not more than first
During threshold value, the state of the USB of described electronic equipment is set to data transmission state.
In order to illustrate in greater detail the control of the electronic equipment with USB interface charging current detector that the present invention provides
Method use situation in the above-described embodiments, is exemplified below with reference to Fig. 4.Fig. 4 shows an example according to the present invention
It is applied to the flow chart of the control method 400 of an electronic equipment 200.Wherein, in this example, external equipment 240 is connect by USB
Mouth 210 is connected to electronic equipment 200, and electronic equipment 200 may include that USB interface 210, amperometric 220 and USB interface
Controller 230.As in figure 2 it is shown, USB interface 210 can include four pins: charging pins USB_5V, data pin D+, data
Pin D-and grounding pin GND.Wherein, amperometric can be current sense resistor, it may be connected to USB interface 210
Charging pins USB_5V, detect the charging current of this USB interface 210, usb interface controller 230 may be coupled to
Data pin D+ of USB interface and data pin D-and amperometric, for according to filling that amperometric 220 detects
Electricity electric current controls data pin D+ and data pin D-enabled state, thus is configured the state of USB interface 210.
Describe referring to Fig. 4 USB interface charging current detector electronic equipment 200 400 specific implementation.In step
In S410, when electronic equipment 200 enters sleep state, it is judged that the charging current value that amperometric 220 detects is the biggest
In first threshold.If the charging current value that amperometric 220 detects is more than first threshold, the most in the step s 420, USB
The state of the USB interface 210 of electronic equipment 200 can be set to by interface controller 230 by its internal charge controller
Quick-charge state；If the charging current value that amperometric 220 detects is not more than first threshold, then in step S430
In, usb interface controller 230 can be by its internal charge controller by the state of the USB interface 210 of electronic equipment 200
It is set to data transmission state.Then, in step S440, it is judged that whether external equipment 240 supports USB interface fast mold filling formula.
If external equipment 240 supports USB interface fast mold filling formula, then in step S450, by the USB interface of described electronic equipment 200
The state of 210 remains quick-charge state；If external equipment 240 does not support USB interface fast mold filling formula, then in step S460
In, the state of the USB interface 210 of described electronic equipment 200 is set to charging by the charge controller of usb interface controller 230
The common charged state that electric current is less.
As can be seen here, the control of the electronic equipment with USB charged electrical current detection functionality that the application of the invention provides
Method 300, optimizes so that the control method in existing electronic equipment carries out some so that can be at electronic equipment
When system enters sleep state, the state of USB interface is set by the current value of the charging pins of detection USB interface, prevents
System cannot be supported the outside input function of USB interface or cannot support the feelings of data-transformation facility etc. after entering sleep state
Condition, so that the USB interface charge function in electronic equipment becomes more efficient and practical, improves the experience of user.
It should be noted that in this manual, term " includes ", " comprising " or its any other variant are intended to
Comprising of nonexcludability, so that include that the process of a series of key element, method, article or equipment not only include that those are wanted
Element, but also include other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that
Including process, method, article or the equipment of described key element there is also other identical element.
Finally, in addition it is also necessary to explanation, above-mentioned a series of process not only includes with order described here in temporal sequence
The process performed, and include the process performed parallel or respectively rather than in chronological order.
Through the above description of the embodiments, those skilled in the art is it can be understood that can be by the present invention
Software adds the mode of required hardware platform and realizes, naturally it is also possible to all implemented by hardware.Based on such understanding,
What background technology was contributed by technical scheme can embody with the form of software product in whole or in part,
This computer software product can be stored in storage medium, such as ROM/RAM, magnetic disc, CD etc., including some instructions in order to make
Obtain a computer equipment (can be personal computer, server, or the network equipment etc.) and perform each embodiment of the present invention
Or the method described in some part of embodiment.
Being described in detail the present invention above, specific case used herein is to the principle of the present invention and embodiment party
Formula is set forth, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention；Meanwhile, right
In one of ordinary skill in the art, according to the thought of the present invention, the most all can change
Part, in sum, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. an electronic equipment, including:
Amperometric, be connected to the USB of described electronic equipment and USB controller it
Between, for detecting the charging current on described USB；And
USB controller, for the charging current that detects according to described amperometric to described electricity
The state of the USB of subset is configured.
Electronic equipment the most according to claim 1, wherein, described USB controller farther includes:
Charge controller, if external equipment is connected to described electronic equipment and described by described USB
The system of electronic equipment enters sleep state, then judge that described amperometric is examined when described USB controller
When the charging current value measured is more than first threshold, described charge controller is by the USB of described electronic equipment
State be set to quick-charge state.
Electronic equipment the most according to claim 2, wherein, when described charge controller is by the general string of described electronic equipment
When the state of row bus interface is set to quick-charge state, if described external equipment supports that USB fills soon
Pattern, the state of the USB of described electronic equipment is remained quick charge shape by the most described charge controller
State.
Electronic equipment the most according to claim 3, wherein, when described charge controller is by the general string of described electronic equipment
When the state of row bus interface is set to quick-charge state, if described external equipment does not support that USB is fast
Mold filling formula, the state of the USB of described electronic equipment is set to commonly charge shape by the most described charge controller
State.
Electronic equipment the most according to claim 2, wherein, if external equipment is by described USB even
The system receiving described electronic equipment and described electronic equipment enters sleep state, then when described USB control
Device processed judges when the charging current value that described amperometric detects is not more than first threshold, described USB
The state of the USB of described electronic equipment is set to data transmission state by controller.
6. a control method for electronic equipment, wherein said electronic equipment includes amperometric, is connected to described electronics and sets
Between standby USB and USB controller, it is used for detecting described USB
On charging current, described method includes: set described electronics according to the charging current that described amperometric detects
The state of standby USB is configured.
Control method the most according to claim 6, farther includes:
If external equipment is connected to described electronic equipment and described electronic equipment by described USB
System enters sleep state, then when the charging current value judging that described amperometric detects is more than first threshold, by institute
The state of the USB stating electronic equipment is set to quick-charge state.
Control method the most according to claim 7, farther includes:
When the state of the USB of described electronic equipment is set to quick-charge state, if described outside
Equipment supports USB fast mold filling formula, then the state of the USB of described electronic equipment kept
For quick-charge state.
Control method the most according to claim 8, farther includes: when the USB (universal serial bus) of described electronic equipment being connect
When the state of mouth is set to quick-charge state, if described external equipment does not support USB fast mold filling formula,
Then the state of the USB of described electronic equipment is set to common charged state.
Control method the most according to claim 6, farther includes: if external equipment is total by described general serial
Line interface is connected to the system of described electronic equipment and described electronic equipment and enters sleep state, then when described amperometric
When the charging current value detected is not more than first threshold, the state of the USB of described electronic equipment is arranged
For data transmission state.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009939A (en) * | 2019-11-25 | 2020-04-14 | 青岛海信移动通信技术股份有限公司 | Quick charging method and terminal |
| CN112199313A (en) * | 2020-10-13 | 2021-01-08 | 重庆品胜科技有限公司 | USB fast charging switching device and method |
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| CN102593930A (en) * | 2012-02-28 | 2012-07-18 | 惠州Tcl移动通信有限公司 | Charging system of mobile terminal |
| CN104102613A (en) * | 2014-06-20 | 2014-10-15 | 联想(北京)有限公司 | Electronic equipment and information processing method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111009939A (en) * | 2019-11-25 | 2020-04-14 | 青岛海信移动通信技术股份有限公司 | Quick charging method and terminal |
| CN112199313A (en) * | 2020-10-13 | 2021-01-08 | 重庆品胜科技有限公司 | USB fast charging switching device and method |
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