CN107706685B - Connector - Google Patents
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- CN107706685B CN107706685B CN201711195524.0A CN201711195524A CN107706685B CN 107706685 B CN107706685 B CN 107706685B CN 201711195524 A CN201711195524 A CN 201711195524A CN 107706685 B CN107706685 B CN 107706685B
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- resistor
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- controller
- charging interface
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- 108700025151 PD protocol Proteins 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 19
- 239000003990 capacitor Substances 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 abstract description 17
- 238000010586 diagram Methods 0.000 description 18
- 230000000087 stabilizing effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101100263704 Arabidopsis thaliana VIN3 gene Proteins 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
- H01R31/065—Intermediate parts for linking two coupling parts, e.g. adapter with built-in electric apparatus
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- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the invention discloses a connector, which comprises: the first charging interface comprises a USB TYPE-A interface or a USB TYPE-B interface; the second charging interface is used for connecting the charged equipment and comprises a USB TYPE-C interface or a lighting interface; and the communication processing module is used for informing the charging equipment connected with the first charging interface to output corresponding voltage to the second charging interface when the charged equipment connected with the second charging interface requests specific output voltage. According to the technical scheme provided by the embodiment of the invention, the charging equipment based on the QC quick charging technology, such as an adapter, can be used for quickly charging the charged equipment based on the USB PD quick charging technology, so that charging compatibility among different charging interfaces is realized.
Description
Technical Field
The embodiment of the invention relates to the technical field of connectors, in particular to a connector.
Background
Rapid charging technology for consumer electronics has evolved rapidly in recent years. However, different manufacturers have different definitions on the quick-charging technology, which results in poor versatility of the quick-charging technology. The USB interface is also developed from se:Sub>A USB TYPC-A interface and se:Sub>A USB TYPC-B interface to se:Sub>A USB TYPC-C interface, and the non-universality of the quick-charging technology is further caused.
For example, an adapter based on QC charging technology using ase:Sub>A USB-ase:Sub>A interface and ase:Sub>A USB-B interface cannot rapidly charge ase:Sub>A device using ase:Sub>A USB type pc interface or using ase:Sub>A Lightning interface, and ase:Sub>A device using ase:Sub>A USB type pc interface or using ase:Sub>A Lightning interface cannot rapidly charge ase:Sub>A device supporting ase:Sub>A USB PD rapid charging technology, i.e., an adapter based on QC rapid charging technology cannot rapidly charge ase:Sub>A device supporting ase:Sub>A USB PD rapid charging technology, which limits the application of existing connectors.
Disclosure of Invention
The invention provides a connector, which is used for realizing that an adapter based on QC quick charging technology can charge equipment supporting USB PD quick charging technology and increasing the application range of the connector.
An embodiment of the present invention provides a connector including:
The first charging interface is used for connecting charging equipment and comprises a USB TYPE-A interface or a USB TYPE-B interface;
the second charging interface is used for connecting the charged equipment and comprises a USB TYPE-C interface or a lighting interface;
And the communication processing module is used for informing the charging equipment connected with the first charging interface to output corresponding voltage to the second charging interface when the charged equipment connected with the second charging interface requests specific output voltage.
According to the technical scheme provided by the embodiment of the invention, part of the ends of the communication processing module are correspondingly connected with the pins on the first charging interface, and the other part of the ends of the communication processing module are correspondingly connected with the pins on the second charging interface, so that when the charged equipment connected with the second charging interface requests a specific output voltage, the charging equipment connected with the first charging interface is informed to output the corresponding voltage to the second charging interface, the charging equipment based on the QC quick charging technology, such as an adapter, can be used for quickly charging the charged equipment based on the USB PD quick charging technology, and the application range of the connector is enlarged, namely, the charging equipment capable of charging the equipment of the USB TYPE-A and the USB TYPE-B interfaces can be used for charging the charged equipment of the USB TYPE-C interface or the Lightning interface, so that charging compatibility between different TYPEs of adapters and different TYPEs of charging interfaces is realized.
Drawings
Fig. 1 is a schematic structural view of a connector according to an embodiment of the present invention;
FIG. 2 is a schematic view of another connector according to an embodiment of the present invention;
FIG. 3 is a schematic view of another connector according to an embodiment of the present invention;
FIG. 4 is a schematic view of another connector according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a connector connection according to an embodiment of the present invention;
FIG. 6 is a circuit diagram of a controller in a connector according to an embodiment of the present invention;
FIG. 7 is a circuit diagram of a QC protocol processing circuit according to an embodiment of the present invention;
Fig. 8 is a specific circuit diagram of a connector according to an embodiment of the present invention;
fig. 9 is a schematic diagram of a second charging interface according to an embodiment of the present invention;
FIG. 10 is a schematic circuit diagram of a voltage regulator module according to an embodiment of the present invention;
FIG. 11 is a schematic diagram of a lighting interface according to an embodiment of the present invention;
fig. 12 is a schematic diagram of a port of a USB TYPE-C interface according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
Fig. 1 is a schematic structural diagram of a connector according to an embodiment of the present invention, and referring to fig. 1, the connector includes:
A first charging interface 11, configured to connect to a charging device, where the first charging interface 11 includes a USB TYPE-a interface or a USB TYPE-B interface;
a second charging interface 12 for connecting to a charged device, the second charging interface 12 including a USB TYPE-C interface or a lighting interface;
And the communication processing module 13 is provided with a part of ends correspondingly connected with pins on the first charging interface 11, and a part of ends correspondingly connected with pins on the second charging interface 12, and is used for notifying the charging equipment connected with the first charging interface 11 to output corresponding voltage to the second charging interface 12 when the charged equipment connected with the second charging interface 12 requests specific output voltage.
The first charging interface 11 is used for connecting a charging device, such as an adapter, during charging. The second charging interface 12 is used to connect a charging device, for example, an electronic device that needs to be charged. Since the first charging interface 11 includes a USB TYPE-a interface or a USB TYPE-B interface, in general, the communication processing module 13 may communicate with a charging device connected to the first charging interface 11 through a QC protocol; since the second charging interface 12 includes a USB TYPE-C interface or a lighting interface, the communication processing module 13 may perform communication with a charged device connected to the second charging interface 12 through a PD protocol, and when the charged device connected to the second charging interface 12 requests a specific output voltage, for example, a voltage of 5V or a voltage of 9V is required to be output, the communication processing module 13 notifies the charging device connected to the first charging interface 11 to output a corresponding voltage to the second charging interface 12, so that the charged device can be charged according to the specific voltage required by the charged device. The charging equipment based on the QC quick charging technology, such as an adapter, can be used for quickly charging charged equipment based on the USB PD quick charging technology, and the application range of the connector is enlarged, namely the charging equipment for charging equipment with the USB TYPE-A and USB TYPE-B interfaces can be realized through the connector provided by the embodiment of the invention, and the charged equipment with the USB TYPE-C interface or the Lightning interface can be charged, so that charging compatibility before the interfaces is realized.
Specifically, the communication processing module comprises a QC protocol processing module and a USB PD protocol processing module; the QC protocol processing module is connected with the D+ pin and the D-pin of the USB-A interface and is used for carrying out QC protocol communication with the charging equipment; the USB PD protocol processing module is connected with the QC protocol processing module and the second charging interface; and the USB PD protocol processing module is in USB PD protocol communication with the charged equipment through the second charging interface, and when the charged equipment requests a specific output voltage through the USB PD protocol, the QC protocol processing module is controlled to inform the QC adapter to output the corresponding voltage.
Referring to fig. 2, fig. 2 is a schematic structural view of another connector according to an embodiment of the present invention. The first charging interface 11 is se:Sub>A USB type-se:Sub>A male interface, the second charging interface 12 is se:Sub>A USB type-C male interface, and the communication processing module is disposed at se:Sub>A connection end where the first charging interface 11 is located. The communication processing module comprises se:Sub>A QC protocol processing module 101 and se:Sub>A USB PD protocol processing module 102, wherein the QC protocol processing module 101 can acquire the state of the charging equipment according to the voltages output by the D+ pin and the D-pin of the USB TYPC-A public interface, and can communicate with the charging equipment by controlling the voltages of the D+ pin and the D-pin. The USB PD protocol processing module 102 may be connected to the second charging interface 12 through a connection line, and the USB PD protocol processing module 102 may perform USB PD protocol communication with the charged device through the second charging interface 12, specifically may perform communication with the charged device through a CC pin.
Fig. 3 is a schematic structural diagram of another connector according to an embodiment of the present invention. Unlike the connector shown in fig. 2, the second charging interface 12 of the connector is a lighting male interface, and the signal transmitted by the communication processing module needs to be connected with the lighting male interface through a lighting protocol processing module, which is developed by apple corporation and is a module known to those skilled in the art, and is not described in detail herein.
Fig. 4 is a schematic structural diagram of another connector according to an embodiment of the present invention. Referring to fig. 4, on the basis of the above embodiment, the charging device further includes a fast charging policy management module 104, configured to detect an output voltage of the charging device and a charging voltage of the charged device, and notify the charged device to match a current flowing through the charged device with an output current capability of the charging device.
In the embodiment of the invention, the communication processing module comprises a controller, a QC protocol processing circuit and a PD protocol processing circuit; the QC protocol processing circuit is electrically connected with the D+ and D-pins of the first charging interface and the controller, and the controller is used for carrying out QC protocol communication with the charging equipment through the QC protocol processing circuit; the PD protocol processing circuit is connected with a CC1 pin of the second charging interface and the controller, and the controller is used for carrying out PD protocol communication with the charging equipment through the PD protocol processing circuit.
Fig. 5 is se:Sub>A schematic structural diagram of se:Sub>A connector connection according to an embodiment of the present invention, referring to fig. 5, se:Sub>A first charging interface 11 is connected to an adapter 180, and se:Sub>A second charging interface is connected to se:Sub>A device 190 to be charged, such as se:Sub>A terminal, so that the adapter adapted to USB type c-se:Sub>A or USB type c-B can be used to USB
The TYPC-C or the terminal of the Lightning interface is charged, so that conversion among different charging technologies is realized, and the application of the connector is expanded. The connector comprises a first interface end and a second interface end, wherein the first charging interface is arranged on the first interface end; the second interface that charges set up in on the second interface, the circuit on the first interface with the circuit on the second interface passes through the connecting wire and connects, specifically, is provided with first PCB board in the first interface, and first interface welding that charges is provided with the second PCB board in the second interface on first PCB board, and second interface welding that charges passes through the connecting wire with second PCB board on the second PCB board and connects. In other implementations of the embodiment of the present invention, only one PCB may be provided, and the first charging interface and the second charging interface are welded on the PCB without using a connecting wire.
Fig. 6 is a circuit diagram of a controller in a connector according to an embodiment of the present invention, where the controller is of a type that can employ LDR6033. Fig. 7 is a circuit diagram of a QC protocol processing circuit according to an embodiment of the present invention. Referring to fig. 6 and 7, the QC protocol processing circuit includes a first resistor R15, a second resistor R18, a third resistor R19, a fourth resistor R17, and a fifth resistor R16;
The first resistor R15, the second resistor R18, the third resistor R19 and the fourth resistor R17 are connected in series, the second resistor R18 and the third resistor R19 are connected in series between the first resistor R15 and the fourth resistor R17, the non-public connection end of the first resistor R15 is connected with the first communication end DN_EN of the controller U1, and the non-public connection end of the fourth resistor R17 is connected with the first voltage detection end ADC_DP of the controller;
One end PP5000 of the fifth resistor R16 is connected with the power input end of the controller, and the other end of the fifth resistor is connected with the public connection end of the first resistor and the second resistor and the D+ pin of the first charging interface;
the common connection end of the three resistors R3 and the fourth resistor R4 is connected with the second communication end QC_EN of the controller;
The common connecting end of the three resistors and the fourth resistor is connected with the D-pin of the first charging interface;
Specifically, firstly, the power-on QC identification is initialized, the second communication terminal qc_en outputs a low level, the first communication terminal dn_en and adc_dp are set to be high resistance, so that the fifth resistor R16 and the second resistor R18 are divided, the d+ voltage is about 0.6v, at this time, the adc_dp is set to be in an analog-digital conversion input state, the voltage of the D-is detected to rise to 0.6v and kept for 1s (timeout 1.2s judges that the charging device has no QC identification).
If the detected ADC_DP voltage is low, it is judged that QC identification exists (overtime 1s is judged that QC identification does not exist). QC communication may be performed.
If the total time is 3s, the QC identification is not successful, and the charging equipment is judged to be free of QC identification;
After QC identification fails, DN_EN, QC_EN and ADC_DP are all set to be in a high-resistance state.
The PD protocol processing circuit comprises a sixth resistor and a first capacitor; one end of the sixth resistor is connected with the third communication end of the controller, the other end of the sixth resistor is connected with the CC1 pin of the second charging interface and the first pole of the first capacitor, and the second pole of the first capacitor is grounded. The controller communicates with the charged device through the CC1 pin of the second charging interface.
Fig. 8 is a circuit diagram of a connector according to an embodiment of the present invention, which further includes a first transistor Q1, wherein a first pole of the first transistor Q1 is connected to a power pin VUSB1 of the first charging interface, a second pole of the first transistor Q1 is connected to a power pin VUSB2 of the second charging interface, and a control pole of the first transistor Q1 is connected to a control signal output terminal VBUSEN of the controller. A resistor is connected between the control electrode and the first electrode of the first transistor Q1. The controller outputs a control signal through the control signal output terminal VBUSEN to control the on and off of the first transistor Q1, and when the first transistor Q1 is on, the charging voltage of the power pin VUSB1 of the first charging interface is transmitted to the power pin VUSB2 of the second charging interface, so as to charge the charged device.
With continued reference to fig. 8, the connector provided by the embodiment of the present invention further includes a first voltage detection circuit, where an input end is connected to the first charging interface power pin, and an output end is electrically connected to the controller, and is used to detect an output voltage of the charging device;
The input end of the second voltage detection circuit is connected with the grounding pin of the second charging interface, and the output end of the second voltage detection circuit is connected with the controller; for detecting a charging voltage of the charged device;
And the device to be charged is notified when the absolute value of the difference between the output voltage of the charging device and the charging voltage of the device to be charged is larger than a preset value, so that the device to be charged reduces the charging load.
For example, when the output voltage of the charging device is detected to be smaller than a certain value of the charging voltage of the charged device, the controller may send a signal to the powered device through the CC1 pin to inform the charged device, so that the charged device reduces the charging load, and the current flowing through the charged device is matched with the output current capability of the charging device.
Specifically, the first voltage detection circuit includes a voltage division circuit formed by serially connecting a seventh resistor R2 and an eighth resistor R3, a first end of the voltage division circuit is connected with a power supply pin VUSB1 of the first charging interface, the other end of the voltage division circuit is grounded, and a common connection end of the seventh resistor R2 and the eighth resistor R3 is connected with a second voltage detection end of the controller. The second capacitor C2 is connected in parallel with the eighth resistor R3.
Specifically, referring to fig. 6 and 9, the second voltage detection circuit includes a tenth resistor R13, an eleventh resistor R4, and a third capacitor C7;
one end of the tenth resistor R13 is connected with a grounding pin PGND of the second charging interface, and the other end of the tenth resistor R is connected with a third voltage detection end CDIS of the controller;
One end of the eleventh resistor R4 is connected with the grounding pin PGND of the second charging interface, and the other end of the eleventh resistor R4 is grounded;
The first pole of the third capacitor C7 is connected to the third voltage detection terminal CDIS of the controller, and the second pole is grounded.
On the basis of the above embodiment, the connector further includes a voltage stabilizing module, and fig. 10 is a circuit diagram of the voltage stabilizing module according to the embodiment of the present invention, and referring to fig. 10, the connector further includes a voltage stabilizing module, an input terminal VIN3 of the voltage stabilizing module is connected to a power pin VUSB1 of the first charging interface, and an output terminal OUT of the voltage stabilizing module is connected to a power input terminal of the controller, and may specifically be connected to the power input terminal of the controller through a resistor.
Fig. 11 is a schematic diagram of a lighting interface provided by an embodiment of the present invention, and fig. 12 is a port schematic diagram of a USB TYPE-C interface provided by an embodiment of the present invention. In embodiments of the present invention, the same network reference numerals may represent connections on a circuit.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (11)
1. A connector, comprising:
The first charging interface is used for connecting charging equipment and comprises a USB TYPE-A interface or a USB TYPE-B interface;
the second charging interface is used for connecting the charged equipment and comprises a USB TYPE-C interface or a lighting interface;
The communication processing module is used for informing the charging equipment connected with the first charging interface to output corresponding voltage to the second charging interface when the charged equipment connected with the second charging interface requests specific output voltage; the communication processing module comprises a controller, a QC protocol processing circuit and a PD protocol processing circuit; the QC protocol processing circuit is electrically connected with the D+ and D-pins of the first charging interface and the controller, and the controller is used for carrying out QC protocol communication with the charging equipment through the QC protocol processing circuit; the PD protocol processing circuit is connected with a CC1 pin of the second charging interface and the controller, and the controller is used for carrying out PD protocol communication with the charging equipment through the PD protocol processing circuit;
The input end of the first voltage detection circuit is connected with the power pin of the first charging interface, and the output end of the first voltage detection circuit is electrically connected with the controller and is used for detecting the output voltage of the charging equipment;
The input end of the second voltage detection circuit is connected with the grounding pin of the second charging interface, and the output end of the second voltage detection circuit is connected with the controller; for detecting a charging voltage of the charged device;
And the controller is used for sending a signal to the charged equipment through the CC1 pin when the absolute value of the difference value between the output voltage of the charged equipment and the charging voltage of the charged equipment is larger than a preset value, and notifying the charged equipment so as to enable the charged equipment to reduce the charging load.
2. The connector of claim 1, wherein the communication processing module comprises a QC protocol processing module and a USB PD protocol processing module;
the QC protocol processing module is connected with the D+ and D-pins of the USB TYPE-A interface and is used for carrying out QC protocol communication with the charging equipment;
The USB PD protocol processing module is connected with the QC protocol processing module and the second charging interface; and the USB PD protocol processing module is in USB PD protocol communication with the charged equipment through the second charging interface, and when the charged equipment requests a specific output voltage through the USB PD protocol, the QC protocol processing module is controlled to inform the QC adapter to output the corresponding voltage.
3. The connector of claim 1, further comprising a first transistor, a first pole of the first transistor being connected to a power pin of the first charging interface, a second pole of the first transistor being connected to a power pin of the second charging interface, a control pole of the first transistor being connected to a control signal output of the controller.
4. A connector according to claim 1, wherein the QC protocol processing circuit includes a first resistor, a second resistor, a third resistor, a fourth resistor, and a fifth resistor;
The first resistor, the second resistor, the third resistor and the fourth resistor are connected in series, the second resistor and the third resistor are connected in series between the first resistor and the fourth resistor, the non-common connection end of the first resistor is connected with the first communication end of the controller, and the non-common connection end of the fourth resistor is connected with the first voltage detection end of the controller;
one end of the fifth resistor is connected with the power input end of the controller, and the other end of the fifth resistor is connected with the common connection end of the first resistor and the second resistor and the D+ pin of the first charging interface;
The common connecting end of the three resistors and the fourth resistor is connected with the second communication end of the controller;
The common connecting end of the three resistors and the fourth resistor is connected with the D-pin of the first charging interface;
The PD protocol processing circuit comprises a sixth resistor and a first capacitor; one end of the sixth resistor is connected with the third communication end of the controller, the other end of the sixth resistor is connected with the CC1 pin of the second charging interface and the first pole of the first capacitor, and the second pole of the first capacitor is grounded.
5. The connector of claim 1, wherein the first voltage detection circuit comprises a voltage division circuit formed by serially connecting a seventh resistor and an eighth resistor, a first end of the voltage division circuit is connected with a power supply pin of the first charging interface, the other end of the voltage division circuit is grounded, and a common connection end of the seventh resistor and the eighth resistor is connected with a second voltage detection end of the controller.
6. The connector of claim 1, wherein the first voltage detection circuit comprises a tenth resistor, an eleventh resistor, and a third capacitor;
one end of the tenth resistor is connected with the grounding pin of the second charging interface, and the other end of the tenth resistor is connected with the third voltage detection end of the controller;
One end of the eleventh resistor is connected with the grounding pin of the second charging interface, and the other end of the eleventh resistor is grounded;
The first pole of the third capacitor is connected with the third voltage detection end of the controller, and the second pole is grounded.
7. The connector of claim 1, further comprising a voltage regulator module, an input of the voltage regulator module being connected to a power pin of the first charging interface, an output of the voltage regulator module being connected to a power input of the controller.
8. The connector of claim 1, wherein the controller is of the type LDR6033.
9. The connector of claim 1, further comprising a first light emitting diode and a second light emitting diode, the first light emitting diode and the first pole of the second light emitting diode being connected to a power input of the controller, the first light emitting diode and the second pole of the second light emitting diode being connected to two signal outputs of the controller, respectively.
10. The connector of claim 1, comprising a first interface end and a second interface end, the first charging interface being disposed on the first interface end; the second charging interface is arranged on the second interface end, and the circuit on the first interface end is connected with the circuit on the second interface end through a connecting wire.
11. The connector of claim 1, wherein the fast charge policy management module is configured to detect an output voltage of the charging device and a charging voltage of a charged device, and notify the charged device to match a current flowing through the charged device to an output current capability of the charging device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195524.0A CN107706685B (en) | 2017-11-24 | 2017-11-24 | Connector |
| PCT/CN2018/071845 WO2019100555A1 (en) | 2017-11-24 | 2018-01-09 | Connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195524.0A CN107706685B (en) | 2017-11-24 | 2017-11-24 | Connector |
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| Publication Number | Publication Date |
|---|---|
| CN107706685A CN107706685A (en) | 2018-02-16 |
| CN107706685B true CN107706685B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711195524.0A Active CN107706685B (en) | 2017-11-24 | 2017-11-24 | Connector |
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| Country | Link |
|---|---|
| CN (1) | CN107706685B (en) |
| WO (1) | WO2019100555A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019178758A1 (en) * | 2018-03-21 | 2019-09-26 | 福建联迪商用设备有限公司 | Method and adapter for charging specific host |
| CN110534988A (en) * | 2019-09-25 | 2019-12-03 | 上海爻火微电子有限公司 | Type A-Type C cable and its cable chip |
| CN111509816B (en) * | 2020-05-29 | 2022-02-22 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
| CN111509818B (en) * | 2020-05-29 | 2022-06-24 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
| CN111697663B (en) * | 2020-06-29 | 2022-02-08 | 维沃移动通信有限公司 | Charging circuit and charging cable |
| CN111817383B (en) * | 2020-07-14 | 2022-04-01 | 维沃移动通信有限公司 | Adapter, charger and charging equipment |
| CN111817096B (en) * | 2020-07-14 | 2021-11-23 | 维沃移动通信有限公司 | Data line and charging equipment |
| CN111817385B (en) * | 2020-07-14 | 2022-04-15 | 维沃移动通信有限公司 | Charger, data line and charging equipment |
| CN112421601A (en) * | 2020-10-20 | 2021-02-26 | 安克创新科技股份有限公司 | Circuit for interface switching equipment and interface switching equipment |
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| CN106911157B (en) * | 2017-02-28 | 2023-12-12 | 深圳罗马仕科技有限公司 | Quick charging line, quick charging system and quick charging method |
| 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 |
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|---|---|---|---|---|
| CN207691160U (en) * | 2017-11-24 | 2018-08-03 | 深圳市乐得瑞科技有限公司 | A kind of connector |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019100555A1 (en) | 2019-05-31 |
| CN107706685A (en) | 2018-02-16 |
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