CN110099150A - A kind of switching depressed place, adapting system and its forwarding method - Google Patents
A kind of switching depressed place, adapting system and its forwarding method Download PDFInfo
- Publication number
- CN110099150A CN110099150A CN201910437410.5A CN201910437410A CN110099150A CN 110099150 A CN110099150 A CN 110099150A CN 201910437410 A CN201910437410 A CN 201910437410A CN 110099150 A CN110099150 A CN 110099150A
- Authority
- CN
- China
- Prior art keywords
- data pin
- mobile terminal
- power supply
- pin
- usb interface
- 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
- 230000000994 depressogenic effect Effects 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 9
- 238000004088 simulation Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a kind of switching depressed places, adapting system and its forwarding method, switching circuit of the invention controls the first DM data pin according to the signal of the first power pins (namely power supply output pin of mobile terminal), first DP data pin respectively with the 2nd DM data pin, the connection of 2nd DP data pin, or the first DM data pin, first DP data pin respectively with the 3rd DM data pin, the connection of 3rd DP data pin, it realizes to mobile terminal and circumscribed USB equipment, the communication connection of external power supply controls, overcome when mobile phone exists in the prior art being in OTG mode (main equipment), mobile phone causes feed excessively to shut down the power supply of external USB device, influence the technical issues of mobile phone executes task, mobile terminal is realized in OTG mode, mobile terminal and circumscribed USB Equipment is communicated, while external power supply can charge for mobile terminal；Mobile terminal is in SLAVE mode after exiting OTG mode (from equipment).
Description
Technical field
The present invention relates to switching field, especially a kind of switching depressed place, adapting system and its forwarding methods.
Background technique
In the prior art, when mobile phone is in OTG state and is inserted into circumscribed USB equipment, mobile phone not only can be with circumscribed USB
Equipment is communicated, and mobile phone can charge to circumscribed USB equipment, and therefore, mobile phone is possible to performing important duties
When because feed excessively shutdown.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to provide a kind of switching depressed place, adapting system and its forwarding method, mobile terminal under OTG mode can with it is external
USB device is communicated, while external power supply can charge for mobile terminal.
The technical scheme adopted by the invention is that:
In a first aspect, the present invention provides a kind of switching depressed place, including for connecting with the mobile terminal with OTG function
One interface, switching circuit, the first USB interface for being connect with circumscribed USB equipment and for being connected with external power source second
USB interface, the first interface include the first DM data pin, the first DP data pin, the first power pins and second source
Pin；
The DM data pin of the mobile terminal, DP data pin respectively with the first DM data pin, described first
DP data pin connection, the first DM data pin, the first DP data pin respectively with the switching circuit first
Input terminal, the connection of the second input terminal；
The power supply output pin of the mobile terminal passes through first power pins control with the switching circuit respectively
The power pins connection at end, first USB interface processed, the power pins of first USB interface and the circumscribed USB equipment
Power input connection；
The power output end of the external power supply is connect with the power pins of the secondary USB interface, and the 2nd USB connects
The power pins of mouth are connect by the second source pin with the power input pin of the mobile terminal；
The output end of the switching circuit respectively with the 2nd DM data pin of first USB interface, the first USB
2nd DP data pin of interface, the 3rd DM data pin of the secondary USB interface, the secondary USB interface the 3rd DP
Data pin connection, the 2nd DM data pin, the 2nd DP data pin DM number with the circumscribed USB equipment respectively
Connected according to pin, DP data pin, the DM data pin of the external power supply, DP data pin respectively with the 3rd DM data
Pin, the 3rd DP data pin connection；
The switching circuit is used to control the first DM number according to the signal of the power supply output pin of the mobile terminal
Connect respectively with the 2nd DM data pin, the 2nd DP data pin according to pin, the first DP data pin or
It is connect respectively with the 3rd DM data pin, the 3rd DP data pin.
Further, the switching circuit include the first divider resistance, the second divider resistance and analog switch, described first
Power pins are connect with one end of first divider resistance, and the other end of first divider resistance is opened with the simulation respectively
One end connection of the control terminal of pass, second divider resistance, the other end ground connection of second divider resistance, the first DM
Data pin, the first DP data pin are connect with the first input end of the analog switch, the second input terminal respectively, described
First output end of analog switch, second output terminal connect with the 2nd DM data pin, the 2nd DP data pin respectively
Connect, the third output end of the analog switch, the 4th output end respectively with the 3rd DM data pin, the 3rd DP data
Pin connection.
Further, the switching circuit further includes voltage conversion circuit, the power pins of the secondary USB interface and institute
The input terminal connection of voltage conversion circuit is stated, first power pins are connect with the input terminal of the voltage conversion circuit, institute
The output end for stating voltage conversion circuit is connect with the power input of the analog switch.
Further, first USB interface or the secondary USB interface are 2.0 protocol interface of USB.
Further, first USB interface or the secondary USB interface are USB female interface.
Further, the mobile terminal includes mobile phone or tablet computer.
Further, the external power supply includes computer or power supply adaptor.
Further, the circumscribed USB equipment includes the camera with USB interface, the mouse with USB interface or with USB
The keyboard of interface.
Second aspect, the present invention provide a kind of adapting system, set including the mobile terminal with OTG function, circumscribed USB
Standby, external power supply and the switching depressed place.
The third aspect, the present invention provide a kind of forwarding method, applied to the adapting system, comprising:
The OTG mode state information of mobile terminal is obtained, the OTG mode state information is to judge that the mobile terminal is
The no information in OTG mode；
The mobile terminal and circumscribed USB equipment are controlled according to the OTG mode state information or external power supply is realized and led to
Letter connection；Judge that the mobile terminal is in OTG mode according to the OTG mode state information, then controls the mobile terminal
It is communicated with the circumscribed USB equipment, and the mobile terminal is circumscribed USB equipment power supply, the external power supply is
The mobile terminal power supply；Otherwise, control that the mobile terminal is communicated with the external power supply and the external power supply is
The mobile terminal power supply.
The beneficial effects of the present invention are:
Switching circuit of the invention is according to the signal control of the first power pins (namely power supply output pin of mobile terminal)
The first DM data pin, the first DP data pin is made to connect with the 2nd DM data pin, the 2nd DP data pin respectively or
One DM data pin, the first DP data pin are connect with the 3rd DM data pin, the 3rd DP data pin respectively, are realized to shifting
The communication connection of dynamic terminal and circumscribed USB equipment, external power supply controls, and overcomes and mobile phone exists in the prior art is in OTG mode
When, mobile phone causes feed excessively to shut down the power supply of external USB device, influences the technical issues of mobile phone executes task, realizes
At OTG mode (main equipment), mobile terminal is communicated mobile terminal with circumscribed USB equipment, while external power supply can be
Mobile terminal charging；Mobile terminal is in SLAVE mode after exiting OTG mode (from equipment).
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of adapting system in the present invention；
Fig. 2 is a kind of concrete structure schematic diagram of embodiment in switching depressed place in the present invention；
Fig. 3 is a kind of circuit diagram of embodiment of switching circuit in the present invention；
Fig. 4 is a kind of circuit diagram of embodiment of the first USB interface in the present invention；
Fig. 5 is a kind of circuit diagram of embodiment of secondary USB interface in the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
Embodiment 1
A kind of adapting system is a kind of structural schematic diagram of embodiment of adapting system in the present invention with reference to Fig. 1, Fig. 1, packet
Include mobile terminal, circumscribed USB equipment (not shown), external power supply (not shown) and switching depressed place with OTG function, wherein tool
The mobile terminal for having OTG function includes mobile phone or tablet computer, has 5V booster inside mobile terminal, when mobile terminal is in
When OTG mode, 5V booster exports the voltage of a 5V from the power supply output pin of mobile terminal.And circumscribed USB equipment includes
Camera with USB interface, the mouse with USB interface or the keyboard with USB interface, as long as the peripheral hardware with USB interface all may be used
With.External power supply includes computer or power supply adaptor, and the city power supply adaptor Zai Yu is electrically connected to take electricity.Specifically:
Switching depressed place includes first interface for connecting with mobile terminal, switching circuit, for connecting with circumscribed USB equipment
The first USB interface and for being connected with external power source secondary USB interface, first interface include the first DM data pin DM1,
First DP data pin DP1, the first power pins VIN and second source pin VOUT, corresponding, mobile terminal includes DM data
Pin, DP data pin, power supply output pin and power input pin；DM data pin, the DP data pin point of mobile terminal
It is not connect with the first DM data pin DM1, the first DP data pin DP1, the first DM data pin DM1, the first DP data pin
DP1 is connect with the first input end of switching circuit, the second input terminal respectively；The power supply output pin of mobile terminal passes through the first electricity
Source pin VIN is connect with the power pins of the control terminal of switching circuit, the first USB interface respectively, and the power supply of the first USB interface draws
Foot is connect with the power input of circumscribed USB equipment, so far, establish mobile terminal to circumscribed USB equipment supplying channels；Outside
The power output end of portion's power supply and the power pins of secondary USB interface connect, and the power pins of secondary USB interface pass through the second electricity
The power input pin of source pin VOUT and mobile terminal connection, establish external power supply to mobile terminal supplying channels；It cuts
Twoth DP data of the output end of circuit respectively with the 2nd DM data pin DM2 of the first USB interface, the first USB interface are changed to draw
The 3rd DP data pin DP3 connection of foot DP2, the 3rd DM data pin DM3 of secondary USB interface, secondary USB interface, second
DM data pin DM2, the 2nd DP data pin DP2 are connect with the DM data pin of circumscribed USB equipment, DP data pin respectively,
DM data pin, the DP data pin of external power supply are connect with the 3rd DM data pin DM3, the 3rd DP data pin DP3 respectively；
Switching circuit is used to control the first DM data pin DM1, the first DP data according to the signal of the power supply output pin of mobile terminal
Pin DP1 is connect respectively with the 2nd DM data pin DM2, the 2nd DP data pin DP2 or the first DM data pin DM1,
One DP data pin DP1 is connect with the 3rd DM data pin DM3, the 3rd DP data pin DP3 respectively.
The switching circuit of the present embodiment according to the signal of the first power pins VIN, (namely draw by the power supply output of mobile terminal
The signal of foot) control the first DM data pin, the first DP data pin respectively with the 2nd DM data pin, the 2nd DP data pin
Connection or the first DM data pin, the first DP data pin connect with the 3rd DM data pin, the 3rd DP data pin respectively
It connects, realizes and the communication connection of mobile terminal and circumscribed USB equipment, external power supply is controlled, overcome and hand exists in the prior art
When machine is in OTG mode, mobile phone causes feed excessively to shut down the power supply of external USB device, influences the skill that mobile phone executes task
Art problem realizes mobile terminal at OTG mode (main equipment), and mobile terminal is communicated with circumscribed USB equipment, while outer
Portion's power supply can charge for mobile terminal；Mobile terminal is in SLAVE mode (from equipment), external power supply after exiting OTG mode
By taking computer as an example, at this point, computer can read the data of mobile terminal or to mobile terminal downloading program etc..In the present embodiment
Adapting system the course of work are as follows: mobile terminal by transfer depressed place connect respectively with circumscribed USB equipment, external power supply, work as shifting
When dynamic terminal opens OTG mode, the power output end of mobile terminal exports a 5V signal as control signal, and switching circuit connects
This 5V signal is received, and mobile terminal and circumscribed USB equipment progress usb communication are controlled according to this 5V signal, meanwhile, 5V is believed
Number circumscribed USB equipment is transferred to power for it；And the usb communication of external power supply and mobile terminal is cut off, external power supply is only
It can be that mobile terminal charges.In the case where guaranteeing mobile terminal and the normal communication of circumscribed USB equipment, and it can ensure mobile terminal
Electric energy it is sufficient, avoid mobile terminal when carrying out vital task, shut down due to excessively feeding, it is ensured that mobile terminal can be suitable
Sharp execution task.And when mobile terminal closes OTG mode, mobile terminal stops powering to external USB device, and switching circuit
Switch to and mobile terminal be connected with external power source state, at this point, external power supply can be established with mobile terminal usb communication and
It can power for it, and at this point, circumscribed USB equipment does not influence the communication between external power supply and mobile terminal.
Further, in this embodiment the first USB interface or secondary USB interface can be 2.0 protocol interface of USB, example
Such as the USB interface of TYPE-C, USB-A, USB-B or Micro USB type.And first USB interface or secondary USB interface can be
USB female interface.It is a kind of concrete structure schematic diagram of embodiment in switching depressed place in the present invention, the present embodiment with reference to Fig. 2, Fig. 2
In, mobile terminal takes the mobile phone as an example, and the first USB interface is by taking USB-A type female interface as an example, secondary USB interface is female with TYPE-C
For head interface, switching circuit includes the first divider resistance R101, the second divider resistance R102, analog switch and voltage conversion electricity
Road, the first power pins are connect with one end of the first divider resistance R101, the other end of the first divider resistance R101 respectively with mould
One end connection of the control terminal, the second divider resistance R102 of quasi- switch, the other end ground connection of the second divider resistance R102, the first DM
Data pin DM1, the first DP data pin DP1 are connect with the first input end of analog switch, the second input terminal respectively, and simulation is opened
First output end of pass, second output terminal are connect with the 2nd DM data pin DM2, the 2nd DP data pin DP2 respectively, and simulation is opened
Third output end, the 4th output end of pass are connect with the 3rd DM data pin DM3, the 3rd DP data pin DP3 respectively；TYPE-C
The power pins of female interface and the input terminal of voltage conversion circuit connect, the input of the first power pins and voltage conversion circuit
End connection, the output end of voltage conversion circuit and the power input of analog switch connect.With reference to Fig. 3, Fig. 4 and Fig. 5, Fig. 3 is
The circuit diagram of a kind of embodiment of switching circuit in the present invention, Fig. 4 are a kind of electricity of embodiment of the first USB interface in the present invention
Lu Tu, Fig. 5 are a kind of circuit diagrams of embodiment of secondary USB interface in the present invention；In the present embodiment, voltage conversion circuit includes
First diode D100, the second diode D101 and voltage conversion chip U308, voltage conversion chip U308 are using 5V-3.3C's
Voltage conversion chip realizes that the power pins VBUS_IN of TYPE-C female interface J102 passes through first diode D100 and electricity
The input terminal connection of conversion chip U308 is pressed, and mobile phone exports the voltage (5V_ in such as Fig. 3 of 5V by the first power pins
OUT it) is connect by the second diode D101 with the input terminal of voltage conversion chip U308.In addition, in the present embodiment, analog switch
U100 realized using the analog switch of SGM7227 model, the first DM data pin DM1, the first DP data pin DP1, second
DM data pin DM2, the 2nd DP data pin DP2, the 3rd DM data pin DM3, the 3rd DP data pin DP3 are opened by simulation
It closes U100 and realizes connection, and determined by the signal of the intermediate node of the first divider resistance R101 and the second divider resistance R102 input
Which fixed four pin are correspondingly connected with.
Referring to figs. 2 to Fig. 5, the course of work of adapting system is illustrated below:
Firstly, there is a switch in cell phone software setting the inside, this switch, which can open HUB function and close, finishes HUB function.?
A physical switch can be separately provided to realize the switch control to the HUB function of mobile phone.In the present embodiment, it is arranged with software
In switch for.When opening the HUB option in cell phone software setting, mobile phone is in OTG mode, exports after mobile phone terminal boosting
One 5V powers to the circumscribed USB equipment of USB-A type female interface J101 connection, while by second diode in switching depressed place
D101, voltage conversion chip U308 power to analog switch U100；The 5V of input is by the first divider resistance R101 simultaneously, and second
10 foot, one logic high that analog switch U100 is given after divider resistance R102 partial pressure, when 10 feet are high level, analog switch
2 feet of U100 and 6 feet are connected, 1 foot and 7 feet are connected.At this point, what data walked is circumscribed USB equipment, then TYPE-C data line is inserted
Enter TYPE_C female interface J102, connect mobile phone with external power supplies such as computers or power supply adaptor by TYPE-C data line,
With to switching depressed place inputing power.From TYPE_C female interface J102 input 5V signal (in such as Fig. 2 VBUS (5V) input, this
A 5V signal is from the VBUS_IN input in Fig. 3) it is input to mobile phone and charges the phone, the data on TYPE-C data line are modeled
Switch U100 is blocked, and external power supply does not influence the data transmission of circumscribed USB equipment.
And when the HUB option in the setting of closing hand phone software, the 5V to power to circumscribed USB equipment, which is exported, from mobile phone terminal closes
It closes, is inserted into TYPE-C data line at this time and is connected to computer or power supply adaptor, the 5V of VBUS_IN input passes through first diode
D100, voltage conversion chip U308 power to analog switch U100, and due to being closed to the 5V of circumscribed USB equipment, simulation is opened
10 feet for closing U100 be in low level, this when analog switch U100 2 feet and the connection of 4 feet, 1 foot and the connection of 5 feet.Data are walked
Be TYPE-C female interface J102, external power supply such as computer can carry out data communication with mobile phone, while can charge to mobile phone.This
Circumscribed USB equipment is inserted into when a will not influence the data communication between computer and mobile phone.
The adapting system of the present embodiment is suitble to the main control chip of the mobile terminals such as mobile phone only to provide one group of USB communication interface,
But there is the project of the demand of USB interface and circumscribed USB equipment simultaneously.
Embodiment 2
Embodiment 2 is provided based on embodiment 1, embodiment 2 provides a kind of forwarding method, is applied to described in embodiment 1
Adapting system, comprising:
The OTG mode state information of mobile terminal is obtained, OTG mode state information is to judge whether mobile terminal is in
The information of OTG mode；In the present embodiment, OTG mode state information is whether the first power pins receive from mobile whole
The 5V voltage at end receives this 5V signal, then it represents that mobile terminal is in OTG mode, and otherwise, mobile terminal is not in
OTG mode；
It realizes and communicates to connect further according to OTG mode state information control mobile terminal and circumscribed USB equipment or external power supply；
Judge that mobile terminal is in OTG mode according to OTG mode state information, then controls mobile terminal and led to circumscribed USB equipment
Letter, and mobile terminal is the power supply of circumscribed USB equipment, external power supply is mobile terminal power supply；Otherwise, control mobile terminal and outside
Power supply carries out communication and external power supply as mobile terminal power supply, even if the switching of circumscribed USB equipment access at this time depressed place, will not influence
Communication between mobile terminal and external power supply.
Detail in forwarding method is referred to the description in embodiment 1, repeats no more.
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of switching depressed place, which is characterized in that including for being connect with the mobile terminal with OTG function first interface, cut
Change circuit, the first USB interface for connecting with circumscribed USB equipment and for being connected with external power source secondary USB interface, institute
Stating first interface includes the first DM data pin, the first DP data pin, the first power pins and second source pin；
The DM data pin of the mobile terminal, DP data pin respectively with the first DM data pin, the first DP number
It is connected according to pin, the first DM data pin, the first DP data pin are inputted with the first of the switching circuit respectively
End, the connection of the second input terminal；
The power supply output pin of the mobile terminal by first power pins respectively with the control terminal of the switching circuit,
The power pins of first USB interface connect, the electricity of the power pins of first USB interface and the circumscribed USB equipment
The connection of source input terminal；
The power output end of the external power supply is connect with the power pins of the secondary USB interface, the secondary USB interface
Power pins are connect by the second source pin with the power input pin of the mobile terminal；
The output end of the switching circuit respectively with the 2nd DM data pin of first USB interface, first USB interface
The 2nd DP data pin, the 3rd DM data pin of the secondary USB interface, the 3rd DP data of the secondary USB interface
Pin connection, the 2nd DM data pin, DM data of the 2nd DP data pin respectively with the circumscribed USB equipment are drawn
Foot, the connection of DP data pin, DM data pin, the DP data pin of the external power supply are drawn with the 3rd DM data respectively
Foot, the 3rd DP data pin connection；
The switching circuit, which is used to control the first DM data according to the signal of the power supply output pin of the mobile terminal, draws
Foot, the first DP data pin are connect respectively with the 2nd DM data pin, the 2nd DP data pin or difference
It is connect with the 3rd DM data pin, the 3rd DP data pin.
2. switching depressed place according to claim 1, which is characterized in that the switching circuit includes the first divider resistance, second
Divider resistance and analog switch, first power pins are connect with one end of first divider resistance, first partial pressure
The other end of resistance is connect with one end of the control terminal of the analog switch, second divider resistance respectively, and described second point
The other end of piezoresistance is grounded, the first DM data pin, the first DP data pin respectively with the analog switch
First input end, the connection of the second input terminal, the first output end of the analog switch, second output terminal respectively with the 2nd DM
Data pin, the 2nd DP data pin connection, the third output end of the analog switch, the 4th output end respectively with it is described
3rd DM data pin, the 3rd DP data pin connection.
3. switching depressed place according to claim 2, which is characterized in that the switching circuit further includes voltage conversion circuit, institute
The power pins for stating secondary USB interface are connect with the input terminal of the voltage conversion circuit, first power pins with it is described
The input terminal of voltage conversion circuit connects, and the power input of the output end of the voltage conversion circuit and the analog switch connects
It connects.
4. switching depressed place according to any one of claims 1 to 3, which is characterized in that first USB interface or described second
USB interface is USB2.0 protocol interface.
5. switching depressed place according to any one of claims 1 to 3, which is characterized in that first USB interface or described second
USB interface is USB female interface.
6. switching depressed place according to any one of claims 1 to 3, which is characterized in that the mobile terminal includes mobile phone or puts down
Plate computer.
7. switching depressed place according to any one of claims 1 to 3, which is characterized in that the external power supply includes computer or electricity
Source adapter.
8. switching depressed place according to any one of claims 1 to 3, which is characterized in that the circumscribed USB equipment includes band USB
The camera of interface, the mouse with USB interface or the keyboard with USB interface.
9. a kind of adapting system, which is characterized in that including the mobile terminal with OTG function, circumscribed USB equipment, external power supply
With the described in any item switching depressed places of claim 1 to 8.
10. a kind of forwarding method is applied to adapting system as claimed in claim 9 characterized by comprising
The OTG mode state information of mobile terminal is obtained, the OTG mode state information is to judge whether the mobile terminal is located
In the information of OTG mode；
The mobile terminal and circumscribed USB equipment are controlled according to the OTG mode state information or external power supply realizes communication link
It connects；Judge that the mobile terminal is in OTG mode according to the OTG mode state information, then controls the mobile terminal and institute
It states circumscribed USB equipment to be communicated, and the mobile terminal is circumscribed USB equipment power supply, the external power supply is described
Mobile terminal power supply；Otherwise, control that the mobile terminal is communicated with the external power supply and the external power supply is described
Mobile terminal power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910437410.5A CN110099150A (en) | 2019-05-24 | 2019-05-24 | A kind of switching depressed place, adapting system and its forwarding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910437410.5A CN110099150A (en) | 2019-05-24 | 2019-05-24 | A kind of switching depressed place, adapting system and its forwarding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110099150A true CN110099150A (en) | 2019-08-06 |
Family
ID=67449061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910437410.5A Pending CN110099150A (en) | 2019-05-24 | 2019-05-24 | A kind of switching depressed place, adapting system and its forwarding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110099150A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492569A (en) * | 2019-08-26 | 2019-11-22 | 珠海格力电器股份有限公司 | Mobile power source and its control method, device |
| CN110676913A (en) * | 2019-11-11 | 2020-01-10 | Oppo广东移动通信有限公司 | Charging method, terminal, conversion device and storage medium |
| CN112202941A (en) * | 2020-09-30 | 2021-01-08 | 努比亚技术有限公司 | Accessory control circuit and method based on mobile terminal and terminal equipment |
| CN113067390A (en) * | 2021-04-27 | 2021-07-02 | 维沃移动通信有限公司 | Interface circuit, electronic device, and communication signal transmission method |
| CN113904401A (en) * | 2019-11-04 | 2022-01-07 | 优奈柯恩(北京)科技有限公司 | Power supply terminal and wearable system |
| CN116231815A (en) * | 2023-05-10 | 2023-06-06 | 荣耀终端有限公司 | Method for controlling charging and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094464A (en) * | 2006-06-22 | 2007-12-26 | 英华达(上海)电子有限公司 | Device and method for handset to manage files in U disk |
| US20080265838A1 (en) * | 2007-04-24 | 2008-10-30 | Saurabh Garg | Battery charging using a USB-ID pin of a USB interface |
| US20150338881A1 (en) * | 2014-05-22 | 2015-11-26 | Via Technologies, Inc. | Mechanism for charging portable device with usb dock |
| KR20160081676A (en) * | 2014-12-31 | 2016-07-08 | 엘지전자 주식회사 | Travel adapter |
| CN107480086A (en) * | 2017-08-04 | 2017-12-15 | 青岛海信移动通信技术股份有限公司 | Support circuit, terminal and its control method of OTG functions |
| CN207053562U (en) * | 2017-07-05 | 2018-02-27 | 硕诺科技（深圳）有限公司 | It is a kind of can compatible USB and serial port function mobile phone Micro usb circuits |
| CN209676285U (en) * | 2019-05-24 | 2019-11-22 | 深圳市泰达讯科技有限公司 | A kind of switching depressed place, adapting system |
-
2019
- 2019-05-24 CN CN201910437410.5A patent/CN110099150A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094464A (en) * | 2006-06-22 | 2007-12-26 | 英华达(上海)电子有限公司 | Device and method for handset to manage files in U disk |
| US20080265838A1 (en) * | 2007-04-24 | 2008-10-30 | Saurabh Garg | Battery charging using a USB-ID pin of a USB interface |
| US20150338881A1 (en) * | 2014-05-22 | 2015-11-26 | Via Technologies, Inc. | Mechanism for charging portable device with usb dock |
| KR20160081676A (en) * | 2014-12-31 | 2016-07-08 | 엘지전자 주식회사 | Travel adapter |
| CN207053562U (en) * | 2017-07-05 | 2018-02-27 | 硕诺科技（深圳）有限公司 | It is a kind of can compatible USB and serial port function mobile phone Micro usb circuits |
| CN107480086A (en) * | 2017-08-04 | 2017-12-15 | 青岛海信移动通信技术股份有限公司 | Support circuit, terminal and its control method of OTG functions |
| CN209676285U (en) * | 2019-05-24 | 2019-11-22 | 深圳市泰达讯科技有限公司 | A kind of switching depressed place, adapting system |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492569A (en) * | 2019-08-26 | 2019-11-22 | 珠海格力电器股份有限公司 | Mobile power source and its control method, device |
| CN113904401A (en) * | 2019-11-04 | 2022-01-07 | 优奈柯恩(北京)科技有限公司 | Power supply terminal and wearable system |
| CN110676913A (en) * | 2019-11-11 | 2020-01-10 | Oppo广东移动通信有限公司 | Charging method, terminal, conversion device and storage medium |
| WO2021093536A1 (en) * | 2019-11-11 | 2021-05-20 | Oppo广东移动通信有限公司 | Charging method and terminal, conversion apparatus, and storage medium |
| CN110676913B (en) * | 2019-11-11 | 2023-08-04 | Oppo广东移动通信有限公司 | Charging method, terminal, conversion device and storage medium |
| CN112202941A (en) * | 2020-09-30 | 2021-01-08 | 努比亚技术有限公司 | Accessory control circuit and method based on mobile terminal and terminal equipment |
| CN113067390A (en) * | 2021-04-27 | 2021-07-02 | 维沃移动通信有限公司 | Interface circuit, electronic device, and communication signal transmission method |
| CN113067390B (en) * | 2021-04-27 | 2024-04-26 | 维沃移动通信有限公司 | Interface circuit, electronic device, and communication signal transmission method |
| CN116231815A (en) * | 2023-05-10 | 2023-06-06 | 荣耀终端有限公司 | Method for controlling charging and electronic equipment |
| CN116231815B (en) * | 2023-05-10 | 2023-09-08 | 荣耀终端有限公司 | Method for controlling charging and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110099150A (en) | A kind of switching depressed place, adapting system and its forwarding method | |
| CN202872406U (en) | Interface multiplexing circuit and mobile terminal | |
| CN209234010U (en) | For the power supply of true wireless headset, charging telecommunication circuit and true wireless headset | |
| CN101601001A (en) | A plurality of connections to single serial interface | |
| CN210129644U (en) | Type A-Type C cable and cable chip thereof | |
| CN106655346A (en) | USB-TYPE-C-based charging device with HUB function | |
| US20230273662A1 (en) | Information reading method, device, cable, charging system, and computer storage medium | |
| CN108733609A (en) | Switching circuit, device for intelligently switching and the switching method of double-USB interface | |
| CN110474388A (en) | A kind of high efficiency, the charging storehouse of stabilized communication and storehouse of charging communication means | |
| CN209676285U (en) | A kind of switching depressed place, adapting system | |
| CN216720327U (en) | Adapter and charging system with Lightning female seat | |
| CN108599530A (en) | A kind of powering mode converter and powering mode conversion method | |
| CN204392072U (en) | A kind of Multifunction transducer | |
| CN207303551U (en) | Connector | |
| CN207801530U (en) | Battery management system | |
| CN213179683U (en) | Electronic detonator initiator | |
| CN206574420U (en) | Portable display and the mainboard applied to the display | |
| CN206363306U (en) | A kind of terminal and its serial communication circuit | |
| CN205657589U (en) | Adapter | |
| CN211930312U (en) | Sharing charger based on bluetooth | |
| CN2765254Y (en) | Data exchange and charging apparatus for handset | |
| CN204759518U (en) | Five prevent shutting checks and accepts device | |
| CN113745873A (en) | Adapter and charging system with Lightning female seat | |
| CN209674371U (en) | A kind of bluetooth USB Key circuit | |
| CN102647811A (en) | Mobile terminal and communication module thereof |
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 |