CN206931736U - USB cable, USB interface and adapter - Google Patents
USB cable, USB interface and adapter Download PDFInfo
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- CN206931736U CN206931736U CN201720625000.XU CN201720625000U CN206931736U CN 206931736 U CN206931736 U CN 206931736U CN 201720625000 U CN201720625000 U CN 201720625000U CN 206931736 U CN206931736 U CN 206931736U
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Abstract
This application discloses USB cable, USB interface and adapter.Pin is identified to support to identify that the USB interface of the first kind turns the demand of the USB interface of Second Type for identifying that the USB interface for traditional first kind of the cable turns the first of the cable of the USB interface of Second Type by being set up in the USB interface of the first kind.The break-make between the first pull-up resistor and signal of communication line is controlled to realize the compatibility to PD communication protocols by setting up switch module and the first communications pins.
Description
Technical field
The application is related to Communication Control Technology field, more particularly to USB cable, USB interface and adapter.
Background technology
Common adapter, desktop computer and notebook computer is still USB interface (such as the USBType- of the first kind
A interfaces), i.e., the interface of tow sides blindmate is not supported.But with the development of technology, the USB interface of existing Second Type
(such as USB Type-C interfaces) supports tow sides blindmate, is widely used in portable equipment.Therefore current main-stream is portable
Equipment be still equipped with the first kind USB interface turn Second Type USB interface charge cable.
With the development of portable equipment charging technique, the requirement to charge cable also improves.Particularly directly fill, except to line
The voltage x current of cable also requires portable equipment and adapter real-time exchange information outside requiring, to ensure that charging is safe and efficient
Carry out.
So that USB Type-A interfaces turn the charge cable of USB Type-C interfaces as an example, be as shown in Figure 1 the cable 101,
Adapter 102 and the connection diagram of portable equipment 103.USB Type-A interfaces 1011 and adapter 102 connect, USB Type-C
Interface 1012 and portable equipment 103 connect.Wherein, portable equipment is such as mobile phone, tablet personal computer.Portable equipment and adapter
Information, which exchanges, two ways, first, being realized by USB2.0 DP/DM paths, this scheme is less using producer, compatibility
Difference.Second, being realized by Type-C communication, this scheme has standard PD (the Power Delivery- of USB associations
Specification) agreement is supported, compatibility is good, is widely adopted.
Inventor has found that the USB Type-A of standard turn USB Type-C cable requirement power output PD pins and pass through 56K
First pull-up resistor of Ω (kilo-ohm) left and right is pulled upward to power line, to identify this cable.But this cable can not support standard
PD protocol communications.So existing USBType-A turns USB Type-C cables and can not realized to the compatibility of PD agreements, it is necessary to change
Enter.
Apply for content
The embodiment of the present application provides and USB cable, USB interface and adapter, to solve the current first kind
USB interface turns the problem of poor compatibility of the USB interface of Second Type etc..
On the one hand, the embodiment of the present application provide a kind of USB cable, including the cable with power line and signal of communication line with
And it is connected to the USB interface of the first kind and the USB interface of Second Type at the cable both ends, the USB of the first kind
Interface, which includes the first power pins, the first communications pins and the first identification pin, the USB interface of the Second Type, includes second
Power pins and the second communications pins;
First power pins are connected with the second source pin by the power line;
First communications pins are connected with second communications pins by the signal of communication line;
Switch module and the first pull-up resistor, and the switch are serially connected between the power line and the signal of communication line
Module is connected with the described first identification pin, and the first identification pin is used to control by controlling the conducting of the switch module
Make and turned between the first pull-up resistor and the signal of communication line, and the first identification pin is used for by controlling the switch module
Shut-off to control the separated of the first pull-up resistor and the signal of communication line.
Further, the USB interface of the first kind is used to be connected with adapter, the USB interface of the Second Type
For being connected with charging equipment,
Second communications pins are used to receiving the charging control signal that the charging equipment is sent, and by the charging
Control signal is sent to first communications pins by the signal of communication line, to cause the adapter according to the charging
Control signal controls the adapter output target charging voltage and/or target charge current and passes through first power pins
Charged to the charging equipment.
Further, when the described first identification pin is the first level, the switch module is off state, so that
First pull-up resistor disconnects with the signal of communication line;When the described first identification pin is second electrical level or hanging
When, the switch module is in the conduction state, so that first pull-up resistor is connected with the signal of communication line.
Further, the switch module includes control terminal, input and output end, wherein:
The control terminal is connected with the described first identification pin;
The input is connected with the power line;
The output head grounding.
Further, the cable also includes first resistor:
The first resistor is connected between the control terminal and the first identification pin.
Further, the switch module, including it is any of following:
Metal-oxide-semiconductor switch, triode switch, single-pole double-throw switch (SPDT), double-point double-throw switch.
Further, the switch module includes first switch pipe, second switch pipe and second resistance and 3rd resistor, its
In:
The control pole of the first switch pipe is connected with the described first identification pin;
Described 3rd resistor one end connects the first conducting pole of the first switch pipe, other end connection and the power line
Connection;
Second conducting pole ground connection of the first switch pipe;
The control pole of the second switch pipe is connected with the first conducting pole of the first switch pipe, the second switch pipe
Second conducting pole be connected with the signal wire, the second switch pipe first conducting pole and first pull-up resistor company
Connect;
Second resistance one end ground connection, the other end connect the control pole of the first switch pipe.
Further, the cable also includes cable identification chip:
The cable identification chip ground connection, and the chip power supply pin with the USB interface of the Second Type and institute respectively
The connection of signal of communication line is stated, wherein, the overcurrent for characterizing the cable overcurrent capability is stored with the cable identification chip
Ability information, the overcurrent capability information are used for the charging equipment and read the overcurrent capability information and described excessively electric
Stream ability information is transferred to the adapter by signal of communication line, so that the charging current of adapter output is less than described
The preset charged electric current that overcurrent capability information is limited.
On the other hand, the embodiment of the present application provides a kind of USB interface of the first kind, including with the first power pins
The USB interface body of the first kind, in addition to the first communications pins and the first identification pin;Wherein:
The second source pin that first power pins are used for the USB interface by power line and Second Type connects;
First communications pins are used to communicate with the second of the USB interface of the Second Type by signal of communication line to draw
Pin connects;Wherein, switch module and the first pull-up resistor are serially connected between the power line and the signal of communication line;
The first identification pin is connected with the switch module, for being controlled by controlling the conducting of the switch module
Make and turned between the first pull-up resistor and the signal of communication line, and first is controlled by controlling the shut-off of the switch module
Pull-up resistor is separated with the signal of communication line.
Another further aspect, the embodiment of the present application provide a kind of adapter suitable for described USB cable, including adapter sheet
Body and adaptor interface, the second pull-up resistor, the 3rd power pins and the second identification pin are provided with the adaptor interface, its
In:
The second identification pin is connected to the power line of the 3rd power pins by second pull-up resistor, uses
When in the USB interface of the adapter grafting first kind, the second identification pin is connected with the described first identification pin,
So that the first identification pin makes the switch module be off state when being the first level.
The embodiment of the present application has the beneficial effect that:By being set up in the USB interface of the first kind for identifying the cable
The first identification pin of cable of the USB interface that turns Second Type of the USB interface for traditional first kind support to identify
The USB interface of the first kind turns the demand of the USB interface of Second Type.Controlled by setting up switch module and the first communications pins
Make compatibility of the break-make realization between the first pull-up resistor and signal of communication line to PD communication protocols.Specifically, the first pull-up electricity
Resistance and signal of communication line it is separated when, be equivalently employed without the first pull-up resistor, the first communications pins and the second communications pins it
Between can be based on PD communication protocol communications, so, be accomplished that a kind of structure for meeting PD communication protocols.When the first pull-up resistor
When being turned on same information signal line, show as traditional first kind USB interface turn Second Type USB interface cable.
So, equivalent to USB cable two kinds of mode of operations of support are realized, a kind of is the pattern for supporting PD communication protocols, another
Kind turns the pattern of the cable of the USB interface of Second Type for the USB interface of the traditional first kind of support.Carried relative to prior art
The USB interface of the high first kind turns the compatibility of the USB interface of Second Type.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the present application, make required in being described below to embodiment
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present application, for this
For the those of ordinary skill in field, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 show the charge cable and adapter that USB Type-A interfaces described in background technology turn USB Type-C interfaces
With the attachment structure schematic diagram of portable equipment;
Fig. 2 show one of structural representation of USB cable of the offer of the embodiment of the present application one;
Fig. 3 show the two of the structural representation of the USB cable of the offer of the embodiment of the present application one;
Fig. 4 show the three of the structural representation of the USB cable of the offer of the embodiment of the present application one;
Fig. 5 show the four of the structural representation of the USB cable of the offer of the embodiment of the present application one;
Fig. 6 show the five of the structural representation of the USB cable of the offer of the embodiment of the present application one;
Fig. 7 show the structural representation of the USB interface of the first kind of the offer of the embodiment of the present application two;
Fig. 8 show the structural representation of the adapter of the offer of the embodiment of the present application three;
Fig. 9 show the structural representation of the USB cable of the offer of the embodiment of the present application four.
Embodiment
The application provides and USB cable, USB interface and adapter.In the technical scheme that the application provides, in order that
The purpose, technical scheme and advantage of the application are clearer, and the application is described in further detail below in conjunction with accompanying drawing,
Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.Based in the application
Embodiment, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the application protection.
Embodiment one:
Inventor, which studies, to be found, the cable that USB Type-C interfaces turn USB Type-C interfaces is the support PD communications proposed
The concept product of agreement.Due to some factors, the popularization of the product needs time.At present using more or the first kind
USB interface turns the cable of the USB interface of Second Type.How in the USB interface of the first kind USB interface of Second Type is turned
Cable realizes the support to PD communication protocols to improve its compatibility, it is necessary to solve.
Inventor has found that it is the 56K Ω being not present in Fig. 1 that USB Type-C interfaces, which turn USB Type-C interfaces,
First pull-up resistor of (kilo-ohm) left and right.One kind is provided based on the different demands of two kinds of cables, in the embodiment of the present application to change
The cable entered.
As shown in Fig. 2 the structural representation of the USB cable provided for the embodiment of the present application, the cable includes having power supply
The cable 203 of line 201 and signal of communication line 202 and be connected to the both ends of cable 203 the first kind USB interface 204
With the USB interface 205 of Second Type, the USB interface 204 of the first kind communicates including the first power pins 2041, first
Pin 2042 and first identifies pin 2043, and the USB interface 205 of the Second Type includes second source pin 2051 and second
Communications pins 2052;
First power pins 2041 are connected with the second source pin 2051 by the power line 201;
First communications pins 2042 are connected with second communications pins 2052 by the signal of communication line 202;
The pull-up resistor of switch module 206 and first is serially connected between the power line 201 and the signal of communication line 202
207, and the switch module 206 is connected with the described first identification pin 2043, the first identification pin 2043 is used to pass through
The conducting of the switch module 206 is controlled to be turned on to control between the first pull-up resistor 207 and the signal of communication line 202, and
First identification pin 2043 be used for by control the shut-off of the switch module 206 with control the first pull-up resistor 207 with it is described
Signal of communication line 202 it is separated.
Wherein, in one embodiment, the USB interface of the first kind is that the interface for not supporting tow sides blindmate is, for example,
USB Type-A interfaces;To support the interface of tow sides blindmate, for example, USB Type-C connect the USB interface of Second Type
Mouthful.
The embodiment of the present application proposes a kind of new cable.By being set up in the USB interface of the first kind for identifying
The USB interface for traditional first kind of the cable turns the first of the cable of the USB interface of Second Type and identifies pin to prop up
Hold and identify that the USB interface of the first kind turns the demand of the USB interface of Second Type.Drawn by setting up switch module and the first communication
Pin controls the break-make between the first pull-up resistor and signal of communication line to realize the compatibility to PD communication protocols.Specifically, first
Pull-up resistor and signal of communication line it is separated when, be equivalently employed without the first pull-up resistor, the first communications pins and the second communication
PD communication protocol communications can be based between pin, so, it is accomplished that a kind of structure for meeting PD communication protocols.On first
Pull-up resistor and when being turned on information signal line, the USB interface for showing as traditional first kind turn the USB interface of Second Type
Cable.So, equivalent to USB cable two kinds of mode of operations of support are realized, a kind of is the pattern for supporting PD communication protocols,
Another kind turns the pattern of the cable of the USB interface of Second Type for the USB interface of the traditional first kind of support.Relative to existing skill
Art improve the first kind USB interface turn Second Type USB interface compatibility.
Further, in the embodiment of the present application, the USB interface 204 of the first kind is used to (in figure not show with adapter
Go out) connect, the USB interface 205 of the Second Type is used to be connected with charging equipment (not shown),
Second communications pins 2052 are used to receive the charging control signal that the charging equipment is sent, and by described in
Charging control signal is sent to first communications pins 2042 by the signal of communication line 202, to cause the adapter
The adapter output target charging voltage and/or target charge current are controlled and by described according to the charging control signal
First power pins 2041 charge to the charging equipment.
So, can be in real time according to charging equipment when USB cable in the embodiment of the present application is to be charged as purposes
Charging control signal carries out charge control.
Further, switch module can be operated according in the following manner:When the described first identification pin 2043 is the
During one level, the switch module 206 is off state, so that first pull-up resistor 207 and the signal of communication line
202 disconnect;When the described first identification pin 2043 is second electrical level or is hanging, the switch module 206 is on
State, so that first pull-up resistor 207 is connected with the signal of communication line 202.
Wherein, in one embodiment, the first level is, for example, high level, and second electrical level is low level.
So, be can be achieved by different level between the first pull-up resistor 207 and the signal of communication line 202
Break-make is controlled, and control mode is simply easily realized.
Further, as shown in figure 3, the switch module 206 includes control terminal 2061, input 2062 and output end
2063, wherein:
The control terminal 2061 is connected with the described first identification pin 2043;
The input 2062 is connected with the power line 201;
The output end 2063 is grounded.
So, can the application be used as to implement as long as there is the switch control device of control terminal, input and output end
Switch module in example.When it is implemented, can both use existing switch control device, provided for production the embodiment of the present application
Switch module provide facility.
Further, the switch module 206, including it is any of following:Metal-oxide-semiconductor switch, triode switch, hilted broadsword
Commutator, double-point double-throw switch etc..When it is implemented, can according to the actual requirements, it is determined that using which kind of switch module, this Shen
Please embodiment this is not construed as limiting.
Further, as shown in figure 4, in order to play a part of protection circuit, the cable also includes first resistor 2031:
The first resistor 2031 is connected between the control terminal 2061 and the first identification pin 2043.
The voltage or electric current for being carried in switch module can be reduced by first resistor, the work of protection circuit can be played
With.
Further, as shown in figure 5, the switch module 206 includes first switch pipe 2064, the and of second switch pipe 2065
Second resistance 2066 and 3rd resistor 2067, wherein:
The control pole of the first switch pipe 2064 is connected with the described first identification pin 2043;
Described one end of 3rd resistor 2067 connects the first conducting pole of the first switch pipe 2064, the other end and the electricity
Source line 201 connects;
Second conducting pole ground connection of the first switch pipe 2064;
First conducting pole of the control pole of the second switch pipe 2065 and the first switch pipe 2064 is connected, and described the
Two switching tubes 2065 second conducting pole be connected with the signal wire, the second switch pipe 2065 first turn on pole with it is described
First pull-up resistor 207 connects;
The one end of second resistance 2066 ground connection, the other end connect the control pole of the first switch pipe 2064.
It should be noted that 3rd resistor is present to play a part of protection circuit.So can during specific implementation
With no 3rd resistor, but, the first conducting pole of first switch pipe 2064 is directly connected to power line 201.
When the first identification pin 2043 is high level, first switch pipe
Further, as shown in fig. 6, the cable also includes cable identification chip 208:
The cable identification chip 208 is grounded, and the chip power supply with the USB interface 205 of the Second Type draws respectively
Pin 2053 and the signal of communication line 202 connect, wherein, it is stored with the cable identification chip 208 and characterizes the cable mistake
The overcurrent capability information of current capacity, the overcurrent capability information are used for the charging equipment and read the overcurrent energy
The force information and overcurrent capability information is transferred to the adapter by signal of communication line 202, so that the adapter is defeated
The charging current gone out is less than the preset charged electric current that the overcurrent capability information is limited.So, cable identification chip is passed through
The current control in charging process can be realized.
Embodiment two
Based on identical inventive concept, the embodiment of the present application a kind of USB interface of the first kind is also provided as shown in fig. 7,
The body of USB interface 204 including the first kind with the first power pins 2041, in addition to the first communications pins 2042 and
One identification pin 2043;Wherein:
First power pins 2041 are used for the USB interface (not shown) with Second Type by power line 201
Second source pin (not shown) connection;
First communications pins 2042 are used for the USB with the Second Type by signal of communication line (not shown)
The second communications pins (not shown) connection of interface (not shown);Wherein, the power line (not shown) with
Switch module (not shown) and the first pull-up resistor are serially connected between the signal of communication line (not shown) (in figure not
Show);
The first identification pin 2043 is connected with the switch module (not shown), for by being opened described in control
The conducting of module (not shown) is closed to control the first pull-up resistor (not shown) and the signal of communication line (in figure not
Show) between turn on, and control the first pull-up resistor (in figure by controlling the shut-off of the switch module (not shown)
It is not shown) it is separated with the signal of communication line (not shown).
Embodiment three
Based on identical inventive concept, the embodiment of the present application also provides a kind of cable suitable for described in the embodiment of the present application
Adapter, as shown in figure 8, including adaptor body (not shown) and adaptor interface 801, in the adaptor interface
Provided with the second pull-up resistor 802, the 3rd power pins 803 and the second identification pin 804, wherein:
The second identification pin 804 is connected to the 3rd power pins 803 by second pull-up resistor 802
Power line 8021, in the USB interface (not shown) of the adapter grafting first kind, second identification to be drawn
Pin 804 be connected with the described first identification pin (not shown), so that the first identification pin (not shown) is the
The switch module (not shown) is set to be off state during one level.
When switch module 206 is off state, the first pull-up resistor 207 and the communication in the cable shown in Fig. 2
Signal wire 202 it is separated, so as to realize the support to PD communication protocols, to support fast charge function.
Example IV
For the ease of understanding the operation principle of the USB cable of the embodiment of the present application offer, opened by NMOS tube of switch module
Exemplified by pass, the USB cable provided the embodiment of the present application is further described.As shown in figure 9, the structure for the USB cable
Schematic diagram.It is respectively V1 and V2 including two NMOS tubes.Other sequence numbers and implication will not be repeated here with foregoing in figure.
When the USB interface of the first kind of the USB cable inserts the adapter shown in Fig. 8, the first identification pin 2043
It is connected with the second identification pin 804 of fast charge adapter.Because the second identification pin 804 of fast charge adapter is high level, lead
It is high level to cause the first identification pin 2043, and now V1 is opened, and it is low level that V2 grid, which is drawn, V2 shut-offs, is caused on first
Pull-up resistor 207 disconnects with signal of communication line.
When the USB interface of the first kind of USB cable inserts common adapter or desktop computer, due to common adaptation
Device and desktop computer do not have the second identification pin 804 in fast charge adapter as shown in Figure 8, so the USB of the first kind
First identification pin 2043 of interface is in vacant state, and now, it is low level that second resistance, which draws V1 grid, and V1 is turned off,
V2 grid is high level by R3 pull-up, and V2 is opened, and the first pull-up resistor 207 is then connected with signal of communication line.
Although having been described for the preferred embodiment of the application, those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the application scope.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the application to the application
God and scope.So, if these modifications and variations of the application belong to the scope of the application claim and its equivalent technologies
Within, then the application is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of USB cable, it is characterised in that including the cable with power line and signal of communication line and be connected to the electricity
The USB interface of the first kind at cable both ends and the USB interface of Second Type, the USB interface of the first kind include the first electricity
Source pin, the first communications pins and the first identification pin, the USB interface of the Second Type include second source pin and second
Communications pins;
First power pins are connected with the second source pin by the power line;
First communications pins are connected with second communications pins by the signal of communication line;
Switch module and the first pull-up resistor, and the switch module are serially connected between the power line and the signal of communication line
Be connected with the described first identification pin, the first identification pin by controlling the conducting of the switch module for controlling the
Turned between one pull-up resistor and the signal of communication line, and the first identification pin is used for the pass by controlling the switch module
It is disconnected to control the separated of the first pull-up resistor and the signal of communication line.
2. cable according to claim 1, it is characterised in that the USB interface of the first kind is used to connect with adapter
Connecing, the USB interface of the Second Type is used to be connected with charging equipment,
Second communications pins are used to receiving the charging control signal that the charging equipment is sent, and by the charge control
Signal is sent to first communications pins by the signal of communication line, to cause the adapter according to the charge control
Signal controls the adapter to export target charging voltage and/or target charge current and by first power pins to institute
State charging equipment charging.
3. cable according to claim 1, it is characterised in that described when the described first identification pin is the first level
Switch module is off state, so that first pull-up resistor disconnects with the signal of communication line;When described first
When identifying that pin is second electrical level or is hanging, the switch module is in the conduction state, so that first pull-up resistor and institute
State the connection of signal of communication line.
4. cable according to claim 1, it is characterised in that the switch module includes control terminal, input and output
End, wherein:
The control terminal is connected with the described first identification pin;
The input is connected with the power line;
The output head grounding.
5. cable according to claim 2, it is characterised in that the cable also includes first resistor:
The first resistor is connected between the control terminal and the first identification pin.
6. cable according to claim 1, it is characterised in that the switch module, including it is any of following:
Metal-oxide-semiconductor switch, triode switch, single-pole double-throw switch (SPDT), double-point double-throw switch.
7. cable according to claim 1, it is characterised in that the switch module includes first switch pipe, second switch
Pipe and second resistance and 3rd resistor, wherein:
The control pole of the first switch pipe is connected with the described first identification pin;
Described 3rd resistor one end connects the first conducting pole of the first switch pipe, and other end connection connects with the power line
Connect;
Second conducting pole ground connection of the first switch pipe;
First conducting pole of the control pole of the second switch pipe and the first switch pipe is connected, and the of the second switch pipe
Two conducting poles are connected with the signal wire, and the first conducting pole of the second switch pipe is connected with first pull-up resistor;
Second resistance one end ground connection, the other end connect the control pole of the first switch pipe.
8. cable according to claim 2, it is characterised in that the cable also includes cable identification chip:
Cable identification chip ground connection, and respectively with the chip power supply pin of the USB interface of the Second Type and described logical
Believe signal wire connection, wherein, the overcurrent capability for characterizing the cable overcurrent capability is stored with the cable identification chip
Information, the overcurrent capability information are used for the charging equipment and read the overcurrent capability information and the overcurrent energy
Force information is transferred to the adapter by signal of communication line, so that the charging current of adapter output is less than described excessively electric
The preset charged electric current that stream ability information is limited.
9. a kind of USB interface of the first kind, including the USB interface body of the first kind with the first power pins, it is special
Sign is, in addition to the first communications pins and the first identification pin;Wherein:
The second source pin that first power pins are used for the USB interface by power line and Second Type connects;
First communications pins are used to connect by the second communications pins of signal of communication line and the USB interface of the Second Type
Connect;Wherein, switch module and the first pull-up resistor are serially connected between the power line and the signal of communication line;
The first identification pin is connected with the switch module, for controlling the by controlling the conducting of the switch module
Turned between one pull-up resistor and the signal of communication line, and the first pull-up is controlled by controlling the shut-off of the switch module
Resistance is separated with the signal of communication line.
10. a kind of adapter of cable suitable for described in claim 1, including adaptor body and adaptor interface, it is special
Sign is, the second pull-up resistor, the 3rd power pins and the second identification pin are provided with the adaptor interface, wherein:
The second identification pin is connected to the power lines of the 3rd power pins by second pull-up resistor, for
During the USB interface of the adapter grafting first kind, the second identification pin is connected with the described first identification pin, so that
The first identification pin makes the switch module be off state when being the first level.
Priority Applications (1)
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CN201720625000.XU CN206931736U (en) | 2017-05-31 | 2017-05-31 | USB cable, USB interface and adapter |
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CN201720625000.XU CN206931736U (en) | 2017-05-31 | 2017-05-31 | USB cable, USB interface and adapter |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106992372A (en) * | 2017-05-31 | 2017-07-28 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
WO2019061287A1 (en) * | 2017-09-29 | 2019-04-04 | 华为技术有限公司 | Electronic apparatus and method and device for reducing power consumption |
CN111509814A (en) * | 2020-05-29 | 2020-08-07 | 维沃移动通信有限公司 | Data line and charging equipment |
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2017
- 2017-05-31 CN CN201720625000.XU patent/CN206931736U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106992372A (en) * | 2017-05-31 | 2017-07-28 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
CN106992372B (en) * | 2017-05-31 | 2023-07-07 | 珠海市魅族科技有限公司 | USB cable, USB interface and adapter |
WO2019061287A1 (en) * | 2017-09-29 | 2019-04-04 | 华为技术有限公司 | Electronic apparatus and method and device for reducing power consumption |
US11061464B2 (en) | 2017-09-29 | 2021-07-13 | Huawei Technologies Co., Ltd. | Electronic device, method for reducing power consumption, and apparatus |
CN111509814A (en) * | 2020-05-29 | 2020-08-07 | 维沃移动通信有限公司 | Data line and charging equipment |
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