CN107623352A - A kind of mobile terminal - Google Patents
A kind of mobile terminal Download PDFInfo
- Publication number
- CN107623352A CN107623352A CN201710884088.1A CN201710884088A CN107623352A CN 107623352 A CN107623352 A CN 107623352A CN 201710884088 A CN201710884088 A CN 201710884088A CN 107623352 A CN107623352 A CN 107623352A
- Authority
- CN
- China
- Prior art keywords
- circuit
- input
- output end
- control
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Embodiment of the present invention is related to field of mobile terminals, and more particularly to a kind of mobile terminal, the mobile terminal includes：Cable network reception end；Wireless receiving end；First switch；Second switch；Charge management circuit, cable network reception end are connected by first switch with charge management circuit, and wireless receiving end is connected by second switch with charge management circuit；Battery, it is connected with charge management circuit；Wherein, the wireless receiving end controls the break-make of the first switch；The cable network reception end controls the break-make of the second switch.Through the above way, embodiment of the present invention can make at most to be only capable of the working condition that a charging circuit is in charging in wired charging circuit and wireless charging circuit, ensure that the two works independently, the two situation for working, interfering simultaneously and damage mobile terminal is avoided the occurrence of, makes charging process more safe and reliable.
Description
Technical field
Embodiment of the present invention is related to field of mobile terminals, more particularly to a kind of mobile terminal.
Background technology
At present, the development with science and technology with the improvement of people ' s living standards, functional requirement of the people to mobile terminal
It is more and more, therefore the function of mobile terminal is maked rapid progress, development is very rapid, and traditional mobile terminal is typically all to use to have
The mode of micro USB electricity is charged, and still, because the mode of wired charging needs user to carry with charging wire and plug, is influenceed
Consumer's Experience, therefore arisen at the historic moment applied to the wireless charging technology of mobile terminal.
But inventor has found that prior art has following technical problem during the present invention is realized：In existing skill
In art, when the existing wired charge function of mobile terminal has wireless charging function again, its wired charging circuit and wireless charging electricity
The phenomenon for interfering or working simultaneously often occurs between road, causes the two to work independently, influences mobile terminal
Charge normal or use, accordingly, it is capable to which providing one kind ensures wired charging circuit and wireless charging circuit independent work therebetween
The mobile terminal made and will not interfered is particularly important.
The content of the invention
For embodiment of the present invention mainly solving the technical problems that providing a kind of mobile terminal, it includes line charging circuit
And wireless charging circuit, within the same time, a charging electricity has at most been only capable of in wired charging circuit and wireless charging circuit
Road is in the working condition of charging, ensures that the two works independently, avoids the occurrence of the two and work, interfere simultaneously and damage movement
The situation of terminal, make the mobile terminal while micro USB electricity and two kinds of charging modes of wireless charging are included, charging process
It is more safe and reliable.
In order to solve the above technical problems, the technical scheme that embodiment of the present invention uses is：There is provided a kind of mobile whole
End, including：
Cable network reception end, it is used to be connected with extraneous wired charging equipment；
Wireless receiving end, it is used to be connected with extraneous wireless charging device；
First switch, it includes first input end, the first output end and the first control terminal, the cable network reception end with it is described
First input end connects, and the wireless receiving end is connected with first control terminal and controls the break-make of the first switch；
Second switch, it includes the second input, the second output end and the second control terminal, the wireless receiving end with it is described
Second input connects, and the cable network reception end is connected with second control terminal and controls the break-make of the second switch；
Charge management circuit, it includes the 3rd input and the 3rd output end, first output end and the second output end
It is connected respectively with the 3rd input；
Battery, it is connected with the 3rd output end.
Optionally, the mobile terminal also includes：
Radio control circuit, it includes the 4th input and the 4th output end, the cable network reception end and the described 4th defeated
Enter end connection, the 4th output end is connected with the wireless receiving end, when the cable network reception end is transferred to the wireless controlled
When the electric signal of circuit processed is high level, the radio control circuit controls the wireless receiving end to close.
Optionally, the mobile terminal also includes：
First bleeder circuit, the second bleeder circuit and the 3rd bleeder circuit, one end of first bleeder circuit with it is described
Cable network reception end is connected, and the other end of first bleeder circuit is connected with the 4th input, second bleeder circuit
One end be connected with first control terminal, the other end of second bleeder circuit and the wireless receiving end and the second input
End connection, one end of the 3rd bleeder circuit are connected with second control terminal, cable network reception end and first input end respectively,
The other end ground connection of 3rd bleeder circuit.
Optionally, the mobile terminal also includes：
First anti-surge circuit and the second anti-surge circuit, one end of first anti-surge circuit respectively with it is described wired
Receiving terminal, the first input end and the connection of the second control terminal, the other end ground connection of first anti-surge circuit, described second
One end of anti-surge circuit is connected with the wireless receiving end, second input and the first control terminal respectively, and described second
The other end ground connection of anti-surge circuit.
Optionally, first anti-surge circuit is the first diode, and second anti-surge circuit is the second diode,
The output end of first diode is connected with the cable network reception end and the first input end respectively, first diode
Input end grounding, the output end of second diode connects the wireless receiving end and second input, institute respectively
State the input end grounding of the second diode.
Optionally, the mobile terminal also includes：
Wireless trigger circuit and central control processor, the wireless trigger circuit include the 5th input and the 5th output
End, the central control processor include the 6th input and the first control output end, and the charge management circuit is also including the
Three control terminals；
5th input is connected with the wireless receiving end and the second input respectively, the 5th output end and institute
The connection of the 6th input is stated, first control output end is connected with the 3rd control terminal, wherein, the central control process
Device receives the trigger signal of the wireless trigger circuit transmission, and is controlled according to the trigger signal in the charge management circuit
Charging current.
Optionally, the wireless trigger circuit includes：4th bleeder circuit, the 5th bleeder circuit, the 6th bleeder circuit and
3rd switch, the 3rd switch include the 8th input, the 8th output end and the 8th control terminal；
One end of 4th bleeder circuit is connected with the first high level, the other end of the 4th bleeder circuit with it is described
8th output end is connected, and the 8th output end is connected with the 6th input, the 8th input end grounding, and the described 8th
The one end of control terminal respectively with the 5th bleeder circuit and the 6th bleeder circuit is connected, the 5th bleeder circuit it is another
One end is connected with the wireless receiving end and the second input respectively, the other end ground connection of the 6th bleeder circuit.
Optionally, the mobile terminal also includes：
Boost control circuit and central control processor, the boost control circuit include the 7th input, the 6th output
End and the 7th output end, the central control processor include the second control output end；
7th input is connected with second control output end, the 6th output end and first control terminal
Connection, the 7th output end are connected with the 3rd input, wherein, the boost control circuit receives the center control
The control signal of processor transmission, and according to the break-make of the control signal control first switch.
Optionally, the boost control circuit includes：7th bleeder circuit, the 8th bleeder circuit, the 3rd diode and
Four switches, the 4th switch include the 9th input, the 9th output end and the 9th control terminal；
One end of 7th bleeder circuit connects with the 3rd input, the first output end and the second output end respectively
Connecing, the other end of the 7th bleeder circuit is connected with the output end of the 3rd diode and the 9th output end respectively,
The input of 3rd diode is connected with first control terminal, and the 9th input is electric with the 8th partial pressure respectively
The one end and ground on road connect, and the 9th control terminal is defeated with the other end of the 8th bleeder circuit and second control respectively
Go out end connection.
Optionally, the first switch and second switch are double PMOSs.
The beneficial effect of embodiment of the present invention is：It is different from the situation of prior art, one kind of embodiment of the present invention
Mobile terminal, it includes line charging circuit and wireless charging circuit, and the mobile terminal can be entered by way of wired charging
Row charging, can also be charged by way of wireless charging；Wherein, wired charging circuit includes wired receiving terminal and
One switch, wireless charging circuit includes wireless receiving end and second switch, and cable network reception end control described second is opened
The break-make of pass, the wireless receiving end control the break-make of the first switch, to ensure within the same time, wired charging circuit
, in the working condition to charge, the two works independently for guarantee, avoids with an at most only charging circuit in wireless charging circuit
There is the two and work, interfere and damage simultaneously situation of mobile terminal, make the mobile terminal include micro USB electricity and
While two kinds of charging modes of wireless charging, charging process is more safe and reliable.
Brief description of the drawings
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, and these are exemplary
Illustrate not form the restriction to embodiment, the element with same reference numbers label is expressed as similar member in accompanying drawing
Part, unless there are special statement, composition does not limit the figure in accompanying drawing.
Fig. 1 is a circuit block diagram of mobile terminal embodiment of the present invention；
Fig. 2 is another circuit block diagram of mobile terminal embodiment of the present invention；
Fig. 3 is the electrical block diagram of mobile terminal embodiment of the present invention.
Embodiment
For the ease of understanding the present invention, with reference to the accompanying drawings and detailed description, the present invention is carried out in more detail
It is bright.It should be noted that when element is expressed " being fixed on " another element, it can directly on another element or
There may be one or more elements placed in the middle therebetween.When an element is expressed " connection " another element, it can be straight
Another element is connected in succession or there may be one or more elements placed in the middle therebetween.Term used in this specification
" vertically ", " horizontal ", "left", "right" and similar statement are for illustrative purposes only.
Unless otherwise defined, technology all used in this specification and scientific terminology are led with belonging to the technology of the present invention
The implication that the technical staff in domain is generally understood that is identical.Used term is simply in the description of the invention in this specification
The purpose of description specific embodiment, it is not intended to the limitation present invention.Term "and/or" includes used in this specification
The arbitrary and all combination of one or more related Listed Items.
Fig. 1, Fig. 2 and Fig. 3 are referred to, embodiment of the present invention provides a kind of mobile terminal 10, including：Cable network reception end
101st, wireless receiving end 102, first switch 103, second switch 104, charge management circuit 105 and battery 106；
Wherein, cable network reception end 101 is used to be connected with extraneous wired charging equipment (not shown), optionally, cable network reception
End 101 includes USB interface, and it can provide interface for inputs such as DC chargers and USB power sources；
Wireless receiving end 102 is used to be connected with extraneous wireless charging device (not shown), optionally, wireless receiving end 102
Including wireless charging port, it can be connected with extraneous wireless charging device；
First switch 103 includes first input end (Q1 drain D 1), the first output end (Q1 drain D 2) and the first control
End (Q1 grid G 1 and grid G 2) processed, cable network reception end 101 is connected with first input end, and wireless receiving end 102 and first is controlled
End processed connects and controls the break-make of first switch 103.Optionally, first switch 103 is pair pmos Q1, its first input
Hold the number of ports of (Q1 drain D 1), the first output end (Q1 drain D 2) and the first control terminal (Q1 grid G 1 and grid G 2)
Amount is multiple, and it is general that source S 1,2, two voltage-regulator diodes (not indicating) of source S and two are also included in pair pmos Q1
Logical diode (not indicating), wherein, source S 1 and source S 2 are connected, and Q1 grid G 1 and source S 1 are connected by voltage-regulator diode
Connect, Q1 grid G 2 is connected with source S 2 by another voltage-regulator diode, and Q1 drain D 1 and source S 1 pass through general-purpose diode
Connection, Q1 drain D 2 are connected with source S 2 by another general-purpose diode.When the level signal that the first control terminal receives is height
During level, first switch 103 disconnects, and when the level signal that the first control terminal receives is low level, first switch 103 turns on；
Second switch 104, it includes the second input (Q2 drain D 3), the second output end (Q2 drain D 4) and second
Control terminal (Q2 grid G 3 and grid G 4), wireless receiving end 102 is connected with the second input, cable network reception end 101 and second
Control terminal connects and controls the break-make of second switch 104, and optionally, second switch 104 is second couple of PMOS Q2, and it is second defeated
Enter the interface of end (Q2 drain D 3), the second output end (Q2 drain D 4) and the second control terminal (Q2 grid G 3 and grid G 4)
Quantity is multiple, also including source S 3,4, two voltage-regulator diodes (not indicating) of source S and two in second couple of PMOS Q2
General-purpose diode (does not indicate), wherein, source S 3 and source S 4 are connected, and Q2 grid G 3 and source S 3 are connected by voltage-regulator diode
Connect, Q2 grid G 4 is connected with source S 4 by another voltage-regulator diode, and Q2 drain D 3 and source S 3 pass through general-purpose diode
Connection, Q2 drain D 4 are connected with source S 4 by another general-purpose diode.When the level signal that the second control terminal receives is height
During level, second switch 104 disconnects, and when the level signal that the second control terminal receives is low level, second switch 104 turns on；
Wherein, double PMOSs have the advantages of conducting internal resistance is low, conveyance capacity is strong and loss is low；
Charge management circuit 105, it includes the 3rd input (not indicating) and the 3rd output end (not indicating), the first output
End and the second output end are connected with the 3rd input respectively；
Battery 106, it is connected with the 3rd output end, and the quantity of battery 106 is one or more.
It should be noted that：In embodiments of the present invention, cable network reception end 101, first switch 103, Charge Management electricity
Road 105 and battery 106 constitute wired charging circuit of mobile terminal 10；Wireless receiving end 102, second switch 104, charging valve
Reason circuit 105 and battery 106 constitute the wireless charging circuit of mobile terminal 10；When wired charging circuit or wireless charging electricity
When road is in the working condition of charging, the battery 106 of mobile terminal 10 enters charged state.
In embodiments of the present invention, mobile terminal 10 includes line charging circuit and wireless charging circuit, and the movement is whole
End 10 can be charged by way of wired charging, can also be charged by way of wireless charging；Wherein, there is micro USB
Circuit includes wired receiving terminal 101 and first switch 103, and wireless charging circuit includes wireless receiving end 102 and second
Switch 104, and cable network reception end 101 controls the break-make of second switch 104, wireless receiving end 102 controls the logical of first switch 103
Disconnected, to ensure within the same time, in wired charging circuit and wireless charging circuit, most only charging circuits, which are in, fills
The working condition of electricity, ensure that the two works independently, avoid the occurrence of the two and work, interfere simultaneously and damage mobile terminal 10
Situation, it is ensured that while micro USB electricity and two kinds of charging modes of wireless charging are included, mobile terminal 10 fills mobile terminal 10
Electric process is more safe and reliable.
Further, in embodiments of the present invention, will in order to which the course of work of embodiment of the present invention is better described
The connection of cable network reception end 101 and wireless receiving end 102 and extraneous charging equipment is divided into following four situation and analyzed：
The first situation：Cable network reception end 101 is connected with extraneous wired charging equipment, wireless receiving end 102 and extraneous nothing
Micro USB electric equipment connects；
Now, the level signal that cable network reception end 101 is transferred to the second control terminal is high level, and wireless receiving end 102 passes
The level signal for being defeated by the first control terminal is high level, so first switch 103 disconnects with second switch 104, in order that moving
Dynamic terminal 10 in this case, can still be charged, and can select the higher wired charging circuit of charge efficiency
Charged, therefore, optionally, mobile terminal 10 also includes：Radio control circuit 107；
Radio control circuit 107 includes the 4th input (not indicating) and the 4th output end (not indicating), cable network reception end
101 are connected with the 4th input, and the 4th output end is connected with wireless receiving end 102, when cable network reception end 101 is transferred to wireless controlled
When the electric signal of circuit 107 processed is high level, radio control circuit 107 controls wireless receiving end 102 to close；
Further alternative, radio control circuit 107 includes control chip (not shown), and wireless receiving end 102 includes connecing
Switch (not shown) is received, when the electric signal that cable network reception end 101 is transferred to radio control circuit 107 is high level, controls core
Piece controls reception switch to close, and then closes wireless receiving end 102, so that wireless charging circuit and extraneous wireless charging
Equipment disconnects, and it is low level wireless receiving end 102 is transferred to the level signal of the first control terminal, first switch 103
It will turn on, wired charging circuit will enter charging working condition, so that the priority of the charging modes of wired charging is higher than nothing
The charging modes of micro USB electricity, it is ensured that in the first scenario, mobile terminal 10 is charged by the charging modes of wired charging.
Optionally, mobile terminal 10 also includes the first bleeder circuit, and one end of the first bleeder circuit is connected with cable network reception end 101, the
The other end of one bleeder circuit is connected with the 4th input, and optionally, the first bleeder circuit is resistance R1.
Second of situation：Cable network reception end 101 is connected with extraneous wired charging equipment, wireless receiving end 102 and extraneous nothing
Micro USB electric equipment is not connected to；
Now, the level signal that cable network reception end 101 is transferred to the second control terminal is high level, and second switch 104 disconnects,
Wireless charging circuit does not work；The level signal that wireless receiving end 102 is transferred to the first control terminal is not high level；
In order to further ensure that the level signal that the first control terminal receives is low level, so that first switch 103 turns on,
Optionally, mobile terminal 10 also includes：Second bleeder circuit, one end of the second bleeder circuit are connected with the first control terminal, and second
The other end of bleeder circuit is connected with the input of wireless receiving end 102 and second, and further, the second bleeder circuit passes through other
Bleeder circuit is grounded, and when wireless receiving end 102 is not connected to extraneous wireless charging device, the first control terminal directly passes through second
Bleeder circuit and other partial pressure line-to-grounds, it is ensured that the level signal that the first control terminal receives is low level, so that first opens
103 conductings are closed, so that wired charging circuit enters the working condition of charging, optionally, the second bleeder circuit is resistance R2.
The third situation：Cable network reception end 101 is not connected to extraneous wired charging equipment, wireless receiving end 102 and the external world
Wireless charging device connects；
Now, wireless receiving end 102 is transferred to the level signal high level of the first control terminal, and first switch 103 disconnects, had
Line charging circuit does not work；The level signal that cable network reception end 101 is transferred to the second control terminal is not high level；
In order to further ensure that the level signal that the second control terminal receives is low level, so that second switch 104 turns on,
Optionally, mobile terminal 10 also includes：3rd bleeder circuit, one end of the 3rd bleeder circuit respectively with the second control terminal, wired
Receiving terminal 101 connects with first input end, the other end ground connection of the 3rd bleeder circuit, it is ensured that the level that the second control terminal receives
Signal is low level, so that second switch 104 turns on, so that wireless charging circuit enters the working condition of charging, and optionally,
3rd bleeder circuit is resistance R3.
4th kind of situation：Cable network reception end 101 is not connected to extraneous wired charging equipment, wireless receiving end 102 and the external world
Wireless charging device is not connected to；
Now, the level signal that cable network reception end 101 is transferred to the second control terminal is low level, and wireless receiving end 102 passes
The level signal for being defeated by the first control terminal is low level, so first switch 103 is both turned on second switch 104, but due to
Cable network reception end 101 and wireless receiving end 102 are not connected to extraneous charging equipment, therefore wired charging circuit and wireless charging
Circuit is not at the working condition of charging.
Further, it is optionally, mobile whole in order that wired charging circuit and wireless charging circuit are more stable, reliable
End 10 also includes：First anti-surge circuit and the second anti-surge circuit；
Wherein, one end of the first anti-surge circuit connects with cable network reception end 101, first input end and the second control terminal respectively
Connect, the other end ground connection of the first anti-surge circuit, one end of the second anti-surge circuit is defeated with wireless receiving end 102, second respectively
Enter end to connect with the first control terminal, the other end ground connection of the second anti-surge circuit.Optionally, the first anti-surge circuit is the one or two
Pole pipe d1, the second anti-surge circuit be the second diode d2, the first diode d1 output end respectively with cable network reception end 101 and
First input end connects, and the first diode d1 input end grounding, the second diode d2 output end connects wireless receiving respectively
The input of end 102 and second, the second diode d2 input end grounding.Optionally, the first diode d1 and the second diode d2
It is voltage-regulator diode, optionally, the first diode d1 and the second diode d2 power are 7500W, and its Surge handling capability can
Up to 300V, meet the requirement in the most of region in the whole world, more preferable protective effect is played for mobile terminal 10.
Further, because the conversion efficiency of wireless charging is lower than the efficiency of wired charging, therefore in charge management circuit
In the case of charging current identical in 105, the loss of wireless charging mode is high by the loss than wired charging, so in this hair
In bright embodiment, when wireless charging circuit enters the working condition of charging, mobile terminal 10 is by wireless charging circuit
Charging current is configured and controlled, therefore optionally, mobile terminal 10 also includes：
Wireless trigger circuit 108 and central control processor 109, wireless trigger circuit 108 (are not marked including the 5th input
Show) and the 5th output end (not indicating), central control processor 109 includes the 6th input (not indicating) and the first control exports
Hold (not indicating), charge management circuit 105 also includes the 3rd control terminal (not indicating), and optionally, the 3rd control terminal connects for I2C
Mouthful, for being connected and communicating with central control processor 109；Optionally, charge management circuit 105 also includes being used to control charging
The chip of electric current, the chip can receive the control signal of central control processor 109, and according to the control signal to charging valve
Charging current in reason circuit 105 is configured or controlled；
Wherein, the 5th input is connected with the input of wireless receiving end 102 and second respectively, the 5th output end and the 6th defeated
Enter end connection, the first control output end is connected with the 3rd control terminal, and optionally, the first control output end is I2C interface, charging valve
Reason circuit 105 is connected and communicated by I2C buses with central control processor 109, specifically, central control processor 109 connects
The trigger signal of the transmission of wireless trigger circuit 108 is received, and the charging electricity in charge management circuit 105 is controlled according to trigger signal
Stream.Optionally, it is converted to be that level signal that the 6th input receives from high level is converted to low level one for the trigger signal
Journey.
Further alternative, wireless trigger circuit 108 includes：4th bleeder circuit, the 5th bleeder circuit, the 6th partial pressure electricity
Road and the 3rd switch, optionally, the 3rd switch are NMOS tube Q3, and the 3rd switch includes the 8th input (Q3 source electrode), the 8th
Output end (Q3 drain electrode) and the 8th control terminal (Q3 grid)；
One end of 4th bleeder circuit is connected with the first high level, and the other end of the 4th bleeder circuit and the 8th output end connect
Connect, the 8th output end is connected with the 6th input of central control processor 109, the 8th input end grounding, the 8th control terminal point
One end not with the 5th bleeder circuit and the 6th bleeder circuit is connected, the other end of the 5th bleeder circuit respectively with wireless receiving end
102 connect with the second input, the other end ground connection of the 6th bleeder circuit.Optionally, the 4th bleeder circuit is resistance R4, the 5th
Bleeder circuit is resistance R5, and the 6th bleeder circuit is resistance R6.
Specifically, when the level signal that wireless receiving end 102 is transmitted to the 5th input is low level, i.e., in wireless charging
When circuit is not at the working condition of charging, the 8th control terminal is grounded by the 6th bleeder circuit, therefore the 8th control termination
The level received is low level, and the 3rd switch is off, and first high level will bear directly against central control process
The level that 6th input of the 6th input of device 109, i.e. central control processor 109 receives is high level；When wireless
When the level signal that receiving terminal 102 is transmitted to the 5th input is high level, i.e., the work of charging is in wireless charging circuit
During state, the 8th control terminal receives high level caused by partial pressure between the 5th bleeder circuit and the 6th bleeder circuit, due to
The level that eight control terminals receive is high level, and the 3rd switch is in the conduction state, and first high level and the 6th input will
It is grounded by the 3rd switch, i.e. the level that the 6th input of central control processor 109 receives is low level；Therefore, when
When wireless charging circuit is from the State Transferring for being not at charging into the working condition in charging, central control processor 109 will
A trigger signal is received, the trigger signal is that the level signal that the 6th input receives is converted to low level one from high level
Transfer process, central control processor 109 will transmit a control signal according to the trigger signal to charge management circuit 105, use
It is default by the charging current control of charge management circuit 105 in the charging current that charge management circuit 105 is set and controlled
Wireless charging electric current.Certainly, it is further alternative, it is converted into being not at from the working condition in charging when wireless charging circuit
During the state of charging, central control processor 109 will receive another trigger signal, and the trigger signal receives for the 6th input
Level from low transition be high level another transfer process, central control processor 109 will according to this it is another triggering believe
Number another control signal is transmitted to charge management circuit 105, for the charging current of charge management circuit 105 to be set and controlled,
The charging current of charge management circuit 105 is arranged to default wired charging current.
Optionally, the chip of charge management circuit 105 includes memory (not shown) and processor (not shown), memory
As a kind of non-transient computer readable storage medium storing program for executing, available for store non-transient software program, non-transient computer can perform
Program and module, in embodiments of the present invention, memory storage have the executable programmed instruction of charge management circuit 105,
For example, the instruction of corresponding charging current is set according to the control signal received.Processor is stored in by operation
Non-transient software program, instruction and module in reservoir, so as to perform the various function application of charge management circuit 105 and
Data processing, to realize the function in this method embodiment.
In the existing equipment of mobile terminal 10, all support to be connected with OTG (On-The-Go) equipment and carry out data substantially
Exchange, it is necessary to which explanation is：OTG technologies are mainly used in the connection between a variety of equipment or mobile device, carry out data
Exchange.OTG equipment mainly includes USB flash disk, mobile hard disk, key mouse, DV and printer etc. and is provided with USB interface and can make
With the equipment of USB OTG technologies, after these OTG equipment are connected with mobile terminal 10 of the present invention, still can normal use its function simultaneously
Data exchange can be carried out with mobile terminal 10 of the present invention.After OTG equipment is connected with mobile terminal 10, the USB of mobile terminal 10
Interface will provide a voltage and be used to identify OTG equipment, but due to the load capacitance in some existing OTG equipment and inductance
Component is larger, causes the undertension that the USB interface of mobile terminal 10 provides to identify the OTG equipment, therefore of the invention real
Apply in mode, when the USB interface of mobile terminal 10 accesses OTG equipment, mobile terminal 10 will be that USB interface boosts so that mobile
The OTG equipment that terminal 10 is more efficient, accurate identification is inserted, avoid occurring the situation for the OTG equipment that nonrecognition is inserted.
Therefore, optionally, mobile terminal 10 also includes：
Boost control circuit 110 and central control processor 109, boost control circuit 110 includes the 7th input, and (figure is not
Show), the 6th output end (not shown) and the 7th output end (not shown), central control processor 109 includes the second control and exports
End, optionally, the 7th input and the second control output end are GPIO port (General Purpose Input
Output, general input/output port or bus extender port), boost control circuit 110 and central control processor
Controlled and connected by GPIO between 109；
Wherein, the 7th input is connected with the second control output end, and the 6th output end is connected with the first control terminal, and the 7th is defeated
Go out end to be connected with the 3rd input, boost control circuit 110 receives the control signal that central control processor 109 transmits, and root
According to the break-make of control signal control first switch 103, when first switch 103 turns on, the battery 106 of mobile terminal 10 and charging
Management circuit 105 will export an identification voltage and act on cable network reception end 101, so that mobile terminal 10 identifies cable network reception end
The OTG equipment of 101 (USB interfaces) access.
Further alternative, boost control circuit 110 includes：7th bleeder circuit, the 8th bleeder circuit, the 3rd diode
With the 4th switch, optionally, the 7th bleeder circuit is resistance R7, the 8th bleeder circuit is resistance R8, and the 3rd diode is voltage stabilizing
Diode d3, optionally, the 4th switch are NMOS tube Q4, and the 4th switch includes the 9th input (Q4 source electrode), the 9th output
Hold (Q4 drain electrode) and the 9th control terminal (Q4 grid), optionally, the 4th the 9th input switched and the 9th output end it
Between connect a diode (not indicating), also connect a voltage-regulator diode between the 9th input of the 4th switch and the 9th control terminal
(not indicating)；
One end of 7th bleeder circuit the 3rd input with charge management circuit 105, the first output end and second respectively
Output end is connected, and the other end of the 7th bleeder circuit is connected with the output end of the 3rd diode and the 9th output end respectively, and the 3rd
The input of diode is connected with the first control terminal, the 9th input respectively with one end of the 8th bleeder circuit and be connected,
Nine control terminals are connected with the other end of the 8th bleeder circuit and the second control output end respectively.
Specifically, when cable network reception end 101 (USB interface) does not access OTG equipment, the of central control processor 109
Two control output ends export high level, and the 9th control terminal receives the high level, therefore the 4th switch is off, wherein,
3rd diode is used to prevent the voltage of the 7th bleeder circuit from acting on the first control terminal；When cable network reception end 101 (USB interface)
When accessing OTG equipment, the second control output end output low level of central control processor 109, it is low that the 9th control terminal receives this
Level, therefore the 4th switch is in the conduction state, so as to which the first control terminal is grounded by the 4th switch so that the first control terminal
The current potential received is low level, and first switch 103 will turn on, and now charge management circuit 105 and battery 106 will be by the
One switch 103, one voltage of output acts on cable network reception end 101 (USB interface), so that mobile terminal 10 identifies cable network reception end
The OTG equipment of 101 (USB interfaces) access.Optionally, charge management circuit 105 and battery 106 will pass through first switch 103
The magnitude of voltage for exporting and acting on this voltage at cable network reception end 101 (USB interface) is 5V.
It should be noted that：Central control processor 109 includes memory (not shown) and processor (not shown), storage
Device can be held as a kind of non-transient computer readable storage medium storing program for executing available for non-transient software program, non-transient computer is stored
Line program and module, in embodiments of the present invention, the program that memory storage has central control processor 109 executable refer to
Order, for example, exporting the instruction of corresponding control signal according to the trigger signal received and receiving cable network reception end 101
After the information of (USB interface) access OTG equipment low level instruction is exported in the second control output end.Processor is deposited by operation
Non-transient software program, instruction and the module of storage in memory, so as to perform the various functions of central control processor 109
Using and data processing, to realize the function in this method embodiment.Optionally, central control processor 109 can be examined
Survey and receive the information whether cable network reception end 101 (USB interface) accesses OTG equipment, the optionally, (USB of cable network reception end 101
Interface) chip for being communicated with central control processor 109 is provided with, the chip can examine (the USB of cable network reception end 101
Interface) whether access OTG equipment and transmit this information to central control processor 109.
In embodiments of the present invention, mobile terminal 10 includes line charging circuit and wireless charging circuit, and the movement is whole
End 10 can be charged by way of wired charging, can also be charged by way of wireless charging；Wherein, there is micro USB
Circuit includes wired receiving terminal 101 and first switch 103, and wireless charging circuit includes wireless receiving end 102 and second
Switch 104, and cable network reception end 101 controls the break-make of second switch 104, wireless receiving end 102 controls the logical of first switch 103
Disconnected, to ensure within the same time, in wired charging circuit and wireless charging circuit, most only charging circuits, which are in, fills
The working condition of electricity, ensure that the two works independently, avoid the occurrence of the two and work, interfere simultaneously and damage mobile terminal 10
Situation, making mobile terminal 10, charging process is more pacified while micro USB electricity and two kinds of charging modes of wireless charging are included
Entirely, reliably.Secondly, embodiment of the present invention is additionally provided with radio control circuit 107, it is ensured that connects at cable network reception end 101 and wirelessly
Receiving end 102 is connected with extraneous charging equipment simultaneously when, wireless receiving end 102 is closed, makes wired charging electricity that charge efficiency is higher
Road individually enters the working condition of charging, avoids wired charging circuit and wireless charging circuit from clashing；Meanwhile mobile terminal
10 are additionally provided with wireless trigger circuit 108 and central control processor 109, are filled when the state that wireless charging circuit never charges enters
During the working condition of electricity, the electric current of charging will be set and controlled by central control processor 109 and charge management circuit 105,
Charging current and the loss of wireless charging process are reduced, makes charging process more reasonable；In addition, mobile terminal 10 also includes boosting
Control circuit 110, when the OTG equipment of cable network reception end 101 (USB interface) access, mobile terminal 10 will pass through boosting rectifier control
Circuit 110 is that cable network reception end 101 (USB interface) provides a voltage, so that mobile terminal 10 identifies the (USB of cable network reception end 101
Interface) access OTG equipment.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, it is included within the scope of the present invention.
Claims (10)
- A kind of 1. mobile terminal, it is characterised in that including：Cable network reception end, it is used to be connected with extraneous wired charging equipment；Wireless receiving end, it is used to be connected with extraneous wireless charging device；First switch, it includes first input end, the first output end and the first control terminal, the cable network reception end and described first Input connects, and the wireless receiving end is connected with first control terminal and controls the break-make of the first switch；Second switch, it includes the second input, the second output end and the second control terminal, the wireless receiving end and described second Input connects, and the cable network reception end is connected with second control terminal and controls the break-make of the second switch；Charge management circuit, it includes the 3rd input and the 3rd output end, the first output end and the second output end difference It is connected with the 3rd input；Battery, it is connected with the 3rd output end.
- 2. mobile terminal according to claim 1, it is characterised in that also include：Radio control circuit, it includes the 4th input and the 4th output end, the cable network reception end and the 4th input Connection, the 4th output end are connected with the wireless receiving end, when the cable network reception end is transferred to the controlled in wireless electricity When the electric signal on road is high level, the radio control circuit controls the wireless receiving end to close.
- 3. mobile terminal according to claim 2, it is characterised in that also include：First bleeder circuit, the second bleeder circuit and the 3rd bleeder circuit, one end of first bleeder circuit with it is described wired Receiving terminal is connected, and the other end of first bleeder circuit is connected with the 4th input, and the one of second bleeder circuit End is connected with first control terminal, and the other end of second bleeder circuit connects with the wireless receiving end and the second input Connect, one end of the 3rd bleeder circuit is connected with second control terminal, cable network reception end and first input end respectively, described The other end ground connection of 3rd bleeder circuit.
- 4. mobile terminal according to claim 1, it is characterised in that also include：First anti-surge circuit and the second anti-surge circuit, one end of first anti-surge circuit respectively with the cable network reception End, the first input end and the connection of the second control terminal, the other end ground connection of first anti-surge circuit, second wave resistance The one end for gushing circuit is connected with the wireless receiving end, second input and the first control terminal respectively, second wave resistance Gush the other end ground connection of circuit.
- 5. mobile terminal according to claim 4, it is characterised in thatFirst anti-surge circuit is the first diode, and second anti-surge circuit is the second diode, the described 1st The output end of pole pipe is connected with the cable network reception end and the first input end respectively, the input termination of first diode Ground, the output end of second diode connect the wireless receiving end and second input, the two or two pole respectively The input end grounding of pipe.
- 6. mobile terminal according to claim 1, it is characterised in that also include：Wireless trigger circuit and central control processor, the wireless trigger circuit include the 5th input and the 5th output end, The central control processor includes the 6th input and the first control output end, and the charge management circuit also includes the 3rd control End processed；5th input is connected with the wireless receiving end and the second input respectively, the 5th output end and described the Six inputs are connected, and first control output end is connected with the 3rd control terminal, wherein, the central control processor connects The trigger signal of the wireless trigger circuit transmission is received, and filling in the charge management circuit is controlled according to the trigger signal Electric current.
- 7. mobile terminal according to claim 6, it is characterised in thatThe wireless trigger circuit includes：4th bleeder circuit, the 5th bleeder circuit, the 6th bleeder circuit and the 3rd switch, institute Stating the 3rd switch includes the 8th input, the 8th output end and the 8th control terminal；One end of 4th bleeder circuit is connected with the first high level, the other end and the described 8th of the 4th bleeder circuit Output end is connected, and the 8th output end is connected with the 6th input, the 8th input end grounding, the 8th control One end respectively with the 5th bleeder circuit and the 6th bleeder circuit is held to be connected, the other end of the 5th bleeder circuit It is connected respectively with the wireless receiving end and the second input, the other end ground connection of the 6th bleeder circuit.
- 8. mobile terminal according to claim 1, it is characterised in that also include：Boost control circuit and central control processor, the boost control circuit include the 7th input, the 6th output end and 7th output end, the central control processor include the second control output end；7th input is connected with second control output end, and the 6th output end connects with first control terminal Connecing, the 7th output end is connected with the 3rd input, wherein, the boost control circuit is received at the central control The control signal of device transmission is managed, and the break-make of the first switch is controlled according to the control signal.
- 9. mobile terminal according to claim 8, it is characterised in thatThe boost control circuit includes：7th bleeder circuit, the 8th bleeder circuit, the 3rd diode and the 4th switch, it is described 4th switch includes the 9th input, the 9th output end and the 9th control terminal；One end of 7th bleeder circuit is connected with the 3rd input, the first output end and second output end respectively, institute The other end for stating the 7th bleeder circuit is connected with the output end of the 3rd diode and the 9th output end respectively, and described The input of three diodes is connected with first control terminal, the 9th input respectively with the 8th bleeder circuit one End and ground connection, the 9th control terminal connect with the other end of the 8th bleeder circuit and second control output end respectively Connect.
- 10. mobile terminal according to claim 1, it is characterised in thatThe first switch and second switch are double PMOSs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710884088.1A CN107623352A (en) | 2017-09-26 | 2017-09-26 | A kind of mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710884088.1A CN107623352A (en) | 2017-09-26 | 2017-09-26 | A kind of mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107623352A true CN107623352A (en) | 2018-01-23 |
Family
ID=61090800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710884088.1A Pending CN107623352A (en) | 2017-09-26 | 2017-09-26 | A kind of mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107623352A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149697A (en) * | 2018-09-10 | 2019-01-04 | Oppo广东移动通信有限公司 | Charging circuit and electronic equipment |
| CN110224477A (en) * | 2019-05-23 | 2019-09-10 | 苏州蓝沛无线通信科技有限公司 | A kind of external wireless charging receiver and working method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140184171A1 (en) * | 2012-12-28 | 2014-07-03 | Samsung Electronics Co., Ltd. | Mobile terminal in which wired charging and wireless charging are available and method of charging thereof |
| CN103997101A (en) * | 2014-06-12 | 2014-08-20 | 青岛海信移动通信技术股份有限公司 | Charging circuit and electronic device |
| CN104704704A (en) * | 2014-03-04 | 2015-06-10 | 华为终端有限公司 | Charging circuit and terminal |
| WO2016048882A1 (en) * | 2014-09-22 | 2016-03-31 | Qualcomm Incorporated | Multiple power chargers for mobile terminals |
| US20170012446A1 (en) * | 2015-07-06 | 2017-01-12 | Samsung Electronics Co., Ltd. | Method of transmitting and receiving power and electronic device using the same |
| CN106469928A (en) * | 2015-08-19 | 2017-03-01 | 三星电子株式会社 | Wired method with wireless charging in electronic equipment and electronic equipment |
-
2017
- 2017-09-26 CN CN201710884088.1A patent/CN107623352A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140184171A1 (en) * | 2012-12-28 | 2014-07-03 | Samsung Electronics Co., Ltd. | Mobile terminal in which wired charging and wireless charging are available and method of charging thereof |
| CN104704704A (en) * | 2014-03-04 | 2015-06-10 | 华为终端有限公司 | Charging circuit and terminal |
| CN103997101A (en) * | 2014-06-12 | 2014-08-20 | 青岛海信移动通信技术股份有限公司 | Charging circuit and electronic device |
| WO2016048882A1 (en) * | 2014-09-22 | 2016-03-31 | Qualcomm Incorporated | Multiple power chargers for mobile terminals |
| US20170012446A1 (en) * | 2015-07-06 | 2017-01-12 | Samsung Electronics Co., Ltd. | Method of transmitting and receiving power and electronic device using the same |
| CN106469928A (en) * | 2015-08-19 | 2017-03-01 | 三星电子株式会社 | Wired method with wireless charging in electronic equipment and electronic equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149697A (en) * | 2018-09-10 | 2019-01-04 | Oppo广东移动通信有限公司 | Charging circuit and electronic equipment |
| CN109149697B (en) * | 2018-09-10 | 2022-06-14 | Oppo广东移动通信有限公司 | Charging circuit and electronic device |
| CN110224477A (en) * | 2019-05-23 | 2019-09-10 | 苏州蓝沛无线通信科技有限公司 | A kind of external wireless charging receiver and working method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1881738B (en) | Charge mode control circuit and method | |
| US9559534B2 (en) | Data cable for fast charging | |
| CN107785950A (en) | USB Type C detects to traditional USB cable | |
| CN103887852B (en) | A kind of charging method and charging equipment | |
| CN108233460B (en) | Charging method, charging device and terminal equipment | |
| CN107658920B (en) | OTG is realized based on external charging and the difunctional system that charges | |
| US11811254B2 (en) | Power conversion circuit, and charging apparatus and system | |
| CN104283284A (en) | Multifunctional data portable power source and charging method | |
| US20200127484A1 (en) | Power conversion circuit, and charging apparatus and system | |
| CN202196398U (en) | Power supply managing circuit of charging/ communication multiplex interface and digital electronic product | |
| CN111049226A (en) | One-to-many quick-charging wire and quick-charging method | |
| CN106532795A (en) | Terminal usb interface setting method and terminal | |
| CN107643998A (en) | OTG and the difunctional system that charges are realized based on intelligent object | |
| CN107623352A (en) | A kind of mobile terminal | |
| CN214100897U (en) | One drags two quick charge circuit and keysets thereof | |
| CN204304476U (en) | A kind of multi-functional data portable power source | |
| CN204538751U (en) | Can the charging circuit of compatible quick charge | |
| CN110336351A (en) | There is the USB quick charge device of data transmission function simultaneously | |
| CN103997101B (en) | A kind of charging circuit and a kind of electronic equipment | |
| CN214314637U (en) | One-to-two quick-charging data line adopting TYPE-C interface input | |
| CN203643893U (en) | Terminal equipment | |
| CN105119118B (en) | A kind of USB charging wires | |
| CN106055062B (en) | A kind of charging management method and electronic equipment of USB interface | |
| WO2017219437A1 (en) | Charging method and apparatus, and terminal | |
| CN203135518U (en) | Multifunctional mobile phone charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wan Huafu Inventor after: Luo Ling Inventor after: Zhang Weitao Inventor before: Wan Huafu |
|
| CB03 | Change of inventor or designer information | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20200721 |
|
| AD01 | Patent right deemed abandoned |