CN106684955B - Charger, electronic equipment and charging method - Google Patents
Charger, electronic equipment and charging method Download PDFInfo
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- CN106684955B CN106684955B CN201510768277.3A CN201510768277A CN106684955B CN 106684955 B CN106684955 B CN 106684955B CN 201510768277 A CN201510768277 A CN 201510768277A CN 106684955 B CN106684955 B CN 106684955B
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Abstract
Present disclose provides a kind of charger, electronic equipment and charging methods, belong to electronic technology field.The charger is by the way that control module (102) to be connected with the charge switch module (104), the charge switch module (104) is set between the charging circuit module (101) and the voltage line interface (103a), and the control module (102) is connected with the detection switch module (105), which is set between identity ID line interface (103c) and the interface of the ground wire (103d).The control module (102) controls the on off operating mode of the charge switch module (104) and the detection switch module (105) according to by the voltage change on the data line interface (103b).The disclosure realizes only when charger and charging equipment have connected, and charger exports charging voltage, and it is not connected when, the effect of charger not output voltage improves the safety that charger uses.
Description
Technical field
This disclosure relates to electronic technology field more particularly to a kind of charger, electronic equipment and charging method.
Background technique
With the development of electronic technology, such as mobile phone, laptop electronic equipment have become people and produce, in life
All indispensable tool whenever and wherever possible.
Currently, electronic equipment is charged or is powered usually using charger.Using charger by the alternating current of 220V
Pressure is converted into secure threshold voltage below, accesses electronic equipment with secure threshold voltage below, and then to electronic equipment
It is charged or is powered.But when the charger breaks down, which is possible to be connected with more than human-body safety threshold value
Voltage, at this time if danger will be generated by contacting the charger.
Summary of the invention
To overcome the problems in correlation technique, the disclosure provides a kind of charger, electronic equipment and charging method.
According to the first aspect of the embodiments of the present disclosure, a kind of charger is provided, which includes: charging circuit module
101, control module 102, charging line interface 103, charge switch module 104 and the detection being connect with the charging circuit module 101
Switch module 105, the charging line interface 103 include voltage line interface 103a, data line interface 103b, identity ID line interface
103c and interface of the ground wire 103d；
The control module 102 is connected with data line interface 103b；
The control module 102 is connected with the charge switch module 104, which is set to the charging
Between circuit module 101 and voltage line interface 103a；
The control module 102 is connected with the detection switch module 105, which is set to the identity
It identifies between ID line interface 103c and interface of the ground wire 103d；
The control module 102 controls the charge switch module according to by the voltage change on data line interface 103b
104 and the detection switch module 105 on off operating mode so that the charger when having accessed charging equipment pass through the voltage
Line interface 103a charges to charging equipment.
According to the second aspect of an embodiment of the present disclosure, a kind of electronic equipment is provided, which includes: power management mould
Block 201, charge line interface 202, which includes voltage line interface 202a, data line interface 202b, identity
ID line interface 202c and interface of the ground wire 202d；
The power management module 201 is connected with the charging line interface 202；According to identity ID line interface 202c's
Ground state adjusts the voltage change on data line interface 202b.
According to the third aspect of an embodiment of the present disclosure, a kind of charger is provided, which includes: charging circuit module
301, the control module 302 that is connect with the charging circuit module 301, charging line interface 303, charge switch module 304, the charging
Line interface 303 includes voltage line interface 303a, data line interface 303b, identity ID line interface 303c and interface of the ground wire
303d；
The control module 302 is connected with data line interface 303b；
The control module 302 is connected with the charge switch module 304, which is set to the charging
Between circuit module 301 and voltage line interface 303a；
The control module 302 is connected with identity ID line interface 303c；
The charging circuit module 301 is connected with identity ID line interface 303c；
The charging circuit module 301 detects the ground state of identity ID line interface 303c, according to the ground state
304 on off operating mode of charge switch module is controlled, so that the charger passes through the pressure-wire when having accessed charging equipment
Interface 303a charges to charging equipment.
According to a fourth aspect of embodiments of the present disclosure, a kind of electronic equipment is provided, which includes: the electronic equipment
Including power management module 401, charge line interface 402, which connects including voltage line interface 402a, data line
Mouth 402b, identity ID line interface 402c and interface of the ground wire 402d；
Identity ID line interface 402c is connected with interface of the ground wire 402d, so that when being connect with charger, with this
The identity ID line ground connection of identity ID line interface connection.
According to a fifth aspect of the embodiments of the present disclosure, a kind of charging method is provided, which includes:
Obtain the connection status with charging equipment；
If charger has connected with the charging equipment, charge switch module conducting is controlled, so that the charging is electric
Road module is connected with the charging line interface；
If charger and the charging equipment are not connected, charge switch module disconnection is controlled, so that the charging is electric
Road module and the charging line interface disconnect.
In one embodiment of the disclosure, the connection status of the acquisition and charging equipment includes: by connecing to the data line
Voltage on mouth is detected, and the connection status with charging equipment is obtained.
In one embodiment of the disclosure, after controlling charge switch module conducting, this method further include: control detection
Switch module disconnects, so that identity ID line interface and the interface of the ground wire disconnect.Correspondingly, the charge switch mould is being controlled
After block disconnects, this method further include: control detection switch module conducting, so that identity ID line interface and the ground wire connect
Mouth conducting.
In one embodiment of the disclosure, the connection status of the acquisition and charging equipment includes: by the identity
The ground state of ID line interface is detected, and the connection status with charging equipment is obtained.
It in one embodiment of the disclosure, should be detected, be obtained by the ground state to identity ID line interface
If the connection status with charging equipment includes: identity ID line interface ground connection, acquisition is somebody's turn to do and charging equipment
The connection status having connected；If identity ID line interface is unearthed, the company being not connected with charging equipment is obtained
Connect state.
The technical scheme provided by this disclosed embodiment can include the following benefits:
A kind of charger has been opened in the offer of this public affairs, and the charger is by by control module 102 and 104 phase of charge switch module
Connection, which is set between the charging circuit module 101 and voltage line interface 103a, and is somebody's turn to do
Control module 102 is connected with the detection switch module 105, which is set to the ID line interface 103c and the ground
Between line interface 103d.The control module 102 controls the charging and opens according to by the voltage change on data line interface 103b
Close the on off operating mode of module 104 and the detection switch module 105.Since the voltage change on data line interface 103b is basis
Whether charging equipment connect with charger and is adjusted, and then realizes only when charger and charging equipment have connected,
Charger exports charging voltage, and it is not connected when, the effect of charger not output voltage improves the safety that charger uses
Property.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of charger schematic diagram shown according to an exemplary embodiment.
Fig. 2 is a kind of electronic equipment schematic diagram shown according to an exemplary embodiment.
Fig. 3 is a kind of charger schematic diagram shown according to an exemplary embodiment.
Fig. 4 is a kind of electronic equipment schematic diagram shown according to an exemplary embodiment.
Fig. 5 is a kind of charging method flow chart shown according to an exemplary embodiment.
Specific embodiment
To keep the purposes, technical schemes and advantages of the disclosure clearer, below in conjunction with attached drawing to disclosure embodiment party
Formula is described in further detail.
Embodiment one
Fig. 1 is a kind of charger schematic diagram shown according to an exemplary embodiment.The charger includes charging circuit mould
Block 101, the control module 102 being connect with the charging circuit module 101, charging line interface 103, charge switch module 104 and inspection
Switch module 105 is surveyed, which connects including voltage line interface 103a, data line interface 103b, identity ID line
Mouth 103c and interface of the ground wire 103d.
The charger is for being charged or being powered to electronic equipment.It should be noted that for convenience of explanation, hereafter will
The electronic equipment is known as charging equipment, but actually since charger both can be used for charging to electronic equipment, can also
To be used to be powered electronic equipment, and then the charging equipment is also possible to equipment to be powered, and the disclosure is to the charger
It is not construed as limiting specifically for being charged or being powered to electronic equipment.
In the embodiments of the present disclosure, which is connected with power supply, which can be 220V alternating current
Source, is also possible to mobile power source or vehicle power supply, and the voltage of the plant-grid connection is converted, is used for by charging circuit module 101
Charging voltage is exported to the voltage line interface 103a.It should be noted that when charger other elements when in use, can also be with
Voltage is provided by the charging circuit module 101, for example, the control module 102 needs to access voltage when output controls signal, it should
Voltage is provided by the charging circuit module 101.
The control module 102 is connected with data line interface 103b；The control module 102 and the charge switch module
104 are connected, which is set between the charging circuit module 101 and voltage line interface 103a；The control
Molding block 102 is connected with the detection switch module 105, which is set to identity ID line interface
Between 103c and interface of the ground wire 103d.
In the embodiments of the present disclosure, the charge switch module 104 and the detection switch module 105 all can be electronic switches
Module, which refers to using electronic switching device, according to the instruction of control signal, the on off operating mode of control circuit
Module.The electronic switching device includes transistor, field-effect tube, controllable silicon thyristor etc..It should be noted that charge switch
Module 104 and the detection switch module 105 also can have other forms, such as electromagnetic switch etc., and the embodiment of the present disclosure is split
The concrete form for closing module is not construed as limiting.
The control module 102 controls the charge switch module according to by the voltage change on data line interface 103b
104 and the detection switch module 105 on off operating mode so that the charger when having accessed charging equipment pass through the voltage
Line interface 103a charges to charging equipment, and does not charge when not accessing charging equipment.It should be noted that in Fig. 1 only
Illustrated in case where data line interface 103b includes an interface, in practical applications, the data line interface
103b may include at least one interface, such as USB charging interface, and data line interface 103b may include two
Interface, the disclosure are not construed as limiting the concrete form of data line interface 103b.
Fig. 2 is a kind of electronic equipment schematic diagram shown according to an exemplary embodiment.The electronic equipment can be movement
Phone, computer, digital broadcast terminal, messaging device, game console, board device, medical device, body-building device,
Personal digital assistant etc..The electronic equipment includes power management module 201, and charge line interface 202, the charging line interface 202 packet
Voltage line interface 202a, data line interface 202b, identity ID line interface 202c and interface of the ground wire 202d are included, which connects
Mouth 202 with the charging line interface 103 of charger shown in FIG. 1 for connecting.
The power management module 201 is connected with the charging line interface 202, and the power management module 201 is according to the identity
The ground state for identifying ID line interface 202c, adjusts the voltage change on data line interface 202b.
It in the present embodiment, should when which detects the ground connection of identity ID line interface 202c
It is given voltage that power management module 201, which adjusts the voltage on data line interface 202b, and then to charger shown in Fig. 1
On data line interface 103b export given voltage.The power management module 201 detects identity ID line interface 202c
It is unearthed when, by the voltage line interface 202a access charging voltage.
Charger shown in FIG. 1 is used cooperatively with electronic equipment shown in Fig. 2, which is charging equipment.When
When the charger is connect with the charging equipment, the detection switch module 105 of charger is in the conductive state, and then charger
The identity ID line interface 202c of identity ID line interface 102c and charging equipment is in ground state.This is to be charged
The power management module 201 of equipment detects that identity ID line interface 202c is in the state of ground connection, then controls the number
Output voltage according to line interface 203b is given voltage.The control module 102 of the charger is on data line interface 103b
After detecting the given voltage, controls the charge switch module 104 and be connected so that the charger charges to charging equipment.
The charger that the embodiment of the present disclosure provides, by the way that control module 102 is connected with the charge switch module 104,
The charge switch module 104 is set between the charging circuit module 101 and voltage line interface 103a, and by the control module
102 are connected with the detection switch module 105, the detection switch module 105 be set to identity ID line interface 103c with
Between interface of the ground wire 103d.The control module 102 controls this and fills according to by the voltage change on data line interface 103b
The on off operating mode of electric switch module 104 and the detection switch module 105, so that the charger is when having accessed charging equipment
It is charged by the voltage line interface 103a to charging equipment.Since the voltage change on data line interface 103b is to be charged
Equipment according to whether connect and adjust with charger, and then realize only when charger and charging equipment have connected,
Charger exports charging voltage, and it is not connected when, the effect of charger not output voltage improves the safety that charger uses
Property.
Embodiment two
Charger shown in FIG. 1 can be realized only when charger and charging equipment have connected, charger output charging
Voltage, and it is not connected when, the effect of charger not output voltage.In order to more easily realize the effect, in the another of the disclosure
In a embodiment, which has another implementation.The another kind implementation is illustrated below with reference to Fig. 3.
Fig. 3 is a kind of charger schematic diagram shown according to an exemplary embodiment.The charger includes charging circuit mould
Block 301, the control module 302 connecting with the charging circuit module 301, charging line interface 303, charge switch module 304, this fills
Electrical wire interface 303 includes voltage line interface 303a, data line interface 303b, identity ID line interface 303c and interface of the ground wire
303d.The control module 302 is connected with data line interface 303b, the control module 302 and 304 phase of charge switch module
Connection, the charge switch module 304 are set between the charging circuit module 301 and voltage line interface 303a.With upper-part
Similarly with the corresponding component of charger shown in FIG. 1, details are not described herein.The difference is that:
The control module 302 is connected with identity ID line interface 303c, the charging circuit module 301 and the identity
Mark ID line interface 303c is connected, which detects the ground state of identity ID line interface 303c,
304 on off operating mode of charge switch module is controlled according to the ground state, i.e., is connect when identity ID line interface 303c is in
When the state on ground, the charge switch module 304 conducting is controlled, so that the charger is when having accessed charging equipment by being somebody's turn to do
Voltage line interface 303a charges to charging equipment.
Fig. 4 is a kind of electronic equipment schematic diagram shown according to an exemplary embodiment.The electronic equipment includes power supply pipe
Module 401 is managed, charge line interface 402, which includes voltage line interface 402a, data line interface 402b, identity
Identify ID line interface 402c and interface of the ground wire 402d.Similarly with the corresponding component of upper-part and electronic equipment shown in Fig. 2, herein
It repeats no more.The difference is that:
Identity ID line interface 402c is connected with interface of the ground wire 402d, so that when being connect with charger, with this
The identity ID line ground connection of identity ID line interface connection.
Charger shown in Fig. 3 is used cooperatively with electronic equipment shown in Fig. 4, which is charging equipment.When
When the charger is connect with the charging equipment, the identity ID line interface 402c and interface of the ground wire of the charging equipment
402d is connected, and then the identity ID line interface 402c of the identity ID line interface 302c of charger and charging equipment
It is in ground state.The control module 302 of the charger detects that identity ID line interface 302c is in the shape of ground connection
After state, controls the charge switch module 304 and be connected so that the charger charges to charging equipment.
The charger that the embodiment of the present disclosure provides, by the way that control module 302 is connected with the charge switch module 304,
The charge switch module 304 is set between the charging circuit module 301 and voltage line interface 303a, the control module 302
It is connected with identity ID line interface 303c, which is connected with identity ID line interface 303c
It connects, which detects the ground state of identity ID line interface 303c, should according to ground state control
304 on off operating mode of charge switch module, so that the charger passes through the voltage line interface when having accessed charging equipment
303a charges to charging equipment.Due to the ground state of identity ID line interface 303c be charging equipment according to whether
It connect and adjusts with charger, and then realize only when charger and charging equipment have connected, charger output is filled
Piezoelectric voltage, and it is not connected when, the effect of charger not output voltage improves the safety that charger uses.
According to above-mentioned two embodiment, the disclosure also provides a kind of charging method.Fig. 5 is shown according to an exemplary embodiment
A kind of charging method flow chart out.This approach includes the following steps.
Step S501 obtains the connection status with charging equipment.
Step S502 controls charge switch module conducting if charger has connected with the charging equipment, so that
The charging circuit module is connected with the charging line interface.
Step S503 controls charge switch module disconnection if charger and the charging equipment are not connected, so that
The charging circuit module and the charging line interface disconnect.
In Fig. 1 and embodiment shown in Fig. 2, the connection status of the acquisition and charging equipment includes: by the number
It is detected according to the voltage on line interface, obtains the connection status with charging equipment.
In Fig. 1 and embodiment shown in Fig. 2, after controlling charge switch module conducting, this method further include: control
Detection switch module processed disconnects, so that identity ID line interface and the interface of the ground wire disconnect.Correspondingly, the charging is being controlled
Switch module disconnect after, this method further include: control detection switch module conducting so that identity ID line interface and should
Interface of the ground wire conducting.
In Fig. 3 and embodiment shown in Fig. 4, it includes: by the identity that this, which takes with the connection status of charging equipment,
The ground state of mark ID line interface is detected, and the connection status with charging equipment is obtained.
In Fig. 3 and embodiment shown in Fig. 4, it should be examined by the ground state to identity ID line interface
Survey, if obtaining the connection status with charging equipment includes: identity ID line interface ground connection, obtain should with wait fill
The connection status that electric equipment has connected；If identity ID line interface is unearthed, obtaining should not connect with charging equipment
The connection status connect.
The charging method that the embodiment of the present disclosure provides, by obtaining the connection status with charging equipment, if charger
It is had connected with the charging equipment, then charge switch module conducting is controlled, so that the charging circuit module connects with the charging cable
Mouth conducting controls charge switch module disconnection, so that the charging circuit if charger and the charging equipment are not connected
Module and the charging line interface disconnect.Using this method, realize only when charger and charging equipment have connected, charger
Export charging voltage, and it is not connected when, the effect of charger not output voltage improves the safety that charger uses.
Those of ordinary skill in the art will appreciate that realize the present embodiment all or part of the steps can by hardware come
It completes, relevant hardware can also be instructed to complete by program, the program being somebody's turn to do can store in any one of the above charger
And in the readable storage medium storing program for executing of charging equipment, storage medium mentioned above can be read-only memory etc..
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (10)
1. a kind of charger, which is characterized in that the charger includes charging circuit module (101) and the charging circuit mould
Control module (102), charging line interface (103), charge switch module (104) and the detection switch module of block (101) connection
(105), the charging line interface (103) includes that voltage line interface (103a), data line interface (103b), identity ID line connect
Mouth (103c) and interface of the ground wire (103d)；
The control module (102) is connected with the data line interface (103b)；
The control module (102) is connected with the charge switch module (104), charge switch module (104) setting
Between the charging circuit module (101) and the voltage line interface (103a)；
The control module (102) is connected with the detection switch module (105), detection switch module (105) setting
Between the identity ID line interface (103c) and the interface of the ground wire (103d)；
When the charger is connect with charging equipment, the control module (102) is according to the data line interface (103b)
On voltage change, it is in the conductive state to control the detection switch module (105), so that the identity ID line interface
The identity ID line interface (202c) of (103c) and the charging equipment is in ground state, to be charged sets so that described
Ground state of the standby power management module (201) according to the identity ID line interface (202c) of the charging equipment, control
The output voltage for making the data line interface (203b) of the charging equipment is given voltage, so that the control module
(102) it after detecting the given voltage on the data line interface (103b), controls the charge switch module (104) and leads
It is logical, so that the charger to be charged is set by the voltage line interface (103a) to described when having accessed charging equipment
Standby charging；
When the charger and the not connected charging equipment, the control module (102) controls the charge switch mould
Block (104) shutdown.
2. charger according to claim 1, which is characterized in that the charge switch module (104) and the detection are opened
Closing module (105) is electronic switch module；
The electronic switch module is using electronic switching device, according to the instruction of control signal, the on off operating mode of control circuit
Module.
3. a kind of electronic equipment is used cooperatively with charger described in claim 1, which is characterized in that
The electronic equipment includes power management module (201), is charged line interface (202), and the charging line interface (202) includes
Voltage line interface (202a), data line interface (202b), identity ID line interface (202c) and interface of the ground wire (202d)；
The power management module (201) is connected with the charging line interface (202)；
According to the ground state of the identity ID line interface (202c), the voltage on the data line interface (202b) is adjusted
Variation.
4. a kind of charger, which is characterized in that the charger includes charging circuit module (301) and the charging circuit mould
The control module (302) of block (301) connection, charging line interface (303), charge switch module (304), the charging line interface
It (303) include voltage line interface (303a), data line interface (303b), identity ID line interface (303c) and interface of the ground wire
(303d)；
The control module (302) is connected with the data line interface (303b)；
The control module (302) is connected with the charge switch module (304), charge switch module (304) setting
Between the charging circuit module (301) and the voltage line interface (303a)；
The control module (302) is connected with the identity ID line interface (303c)；
The charging circuit module (301) is connected with the identity ID line interface (303c)；
When the charger is connect with charging equipment, the identity ID line interface (402c) and ground of the charging equipment
Line interface (402d) connection, so that the identity ID line of the identity ID line interface (303c) and the charging equipment
Interface (402c) is in ground state, so that the charging circuit module (301) or the control module (302) are being examined
It measures after the identity ID line interface (303c) is in ground state, controls charge switch module (304) conducting, with
So that the charger is filled when having accessed charging equipment by voltage line interface (303a) the Xiang Suoshu charging equipment
Electricity.
5. a kind of electronic equipment is used cooperatively with charger as claimed in claim 4, which is characterized in that
The electronic equipment includes power management module (401), is charged line interface (402), and the charging line interface (402) includes
Voltage line interface (402a), data line interface (402b), identity ID line interface (402c) and interface of the ground wire (402d)；
The identity ID line interface (402c) is connected with interface of the ground wire (402d), so that when being connect with charger, with
The identity ID line ground connection of identity ID line interface (402c) connection.
6. a kind of charging method, which is characterized in that the described method includes:
Obtain the connection status with charging equipment；
If charger has connected with the charging equipment, the conducting of charge switch module is controlled, so that charging circuit module
It is connected with charging line interface；
If the charger and the charging equipment are not connected, control the charge switch module and disconnect, so that described
Charging circuit module and the charging line interface disconnect；
The control charge switch module conducting, comprising:
When the charger is connect with the charging equipment, control detection switch module conducting, so that the charger
The identity ID line interface of identity ID line interface and the charging equipment is in ground state, so that described wait fill
The power management module of electric equipment according to the ground state of the identity ID line interface of the charging equipment, control it is described to
The output voltage of the data line interface of charging equipment is given voltage, so that data line of the control module in the charger
After detecting the given voltage on interface, control charge switch module conducting；
Alternatively, controlling the identity ID line of the charging equipment when the charger is connect with the charging equipment
The interface of the ground wire of interface and charging equipment conducting, so that the identity ID line interface of the charger and described wait fill
The identity ID line interface of electric equipment is in ground state, so that the charging circuit module or the control module
According to the ground state of the identity ID line interface of the charger, the conducting of charge switch module is controlled.
7. charging method according to claim 6, which is characterized in that the connection status packet of the acquisition and charging equipment
It includes:
By detecting to the voltage on data line interface, the connection status with charging equipment is obtained.
8. charging method according to claim 7, which is characterized in that described after control charge switch module conducting
Method further include:
It controls detection switch module to disconnect, so that identity ID line interface and interface of the ground wire disconnect；
Correspondingly, after controlling the charge switch module and disconnecting, the method also includes:
The detection switch module conducting is controlled, so that the identity ID line interface and interface of the ground wire conducting.
9. charging method according to claim 6, which is characterized in that the connection status packet of the acquisition and charging equipment
It includes:
It is detected by the ground state to the identity ID line interface, obtains the connection shape with charging equipment
State.
10. according to the method described in claim 9, it is characterized in that, described by being connect to the identity ID line interface
Ground state is detected, and is obtained the connection status with charging equipment and is included:
If the identity ID line interface ground connection, obtains the connection status having connected with charging equipment；
If the identity ID line interface is unearthed, the connection status being not connected with charging equipment is obtained.
Priority Applications (1)
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| CN201510768277.3A CN106684955B (en) | 2015-11-11 | 2015-11-11 | Charger, electronic equipment and charging method |
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|---|---|---|---|
| CN201510768277.3A CN106684955B (en) | 2015-11-11 | 2015-11-11 | Charger, electronic equipment and charging method |
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| CN106684955B true CN106684955B (en) | 2019-10-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107948798B (en) * | 2017-12-19 | 2020-02-14 | 歌尔股份有限公司 | Charging box, wireless device and wireless earphone |
| CN108493731B (en) * | 2018-05-14 | 2019-11-26 | 维沃移动通信有限公司 | A kind of data line and its driving method |
| CN108695935A (en) * | 2018-06-06 | 2018-10-23 | Oppo（重庆）智能科技有限公司 | The electronic equipment of charging management method, device, medium and application the method |
| CN109755997B (en) * | 2018-12-17 | 2021-05-25 | 维沃移动通信有限公司 | Charging method and terminal equipment |
| TWI742582B (en) * | 2020-03-24 | 2021-10-11 | 廣達電腦股份有限公司 | Charging device and method thereof |
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