CN211295633U - Interface converter - Google Patents
Interface converter Download PDFInfo
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- CN211295633U CN211295633U CN201921818765.0U CN201921818765U CN211295633U CN 211295633 U CN211295633 U CN 211295633U CN 201921818765 U CN201921818765 U CN 201921818765U CN 211295633 U CN211295633 U CN 211295633U
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Abstract
The utility model discloses an interface converter, include: the Type-c male connector is used for connecting a Type-c interface of the mobile terminal; the first end of the conversion circuit is connected with the Type-c male connector; the second end of the conversion circuit is connected with the Type-c female seat; the Type-c female seat is used for connecting a power adapter; the 3.5mm earphone female seat, the third end of the switching circuit connects 3.5mm earphone female seat; the 3.5mm earphone female seat is used for connecting a 3.5mm earphone; the conversion circuit is used for transmitting a charging signal output by the power adapter from the Type-c female socket to the Type-c male socket to charge the mobile terminal; the converting circuit is also used for transmitting the audio signal output by the mobile terminal to the 3.5mm earphone female seat from the Type-c male head and outputting the audio signal to the 3.5mm earphone. By using the interface converter, the user can listen to songs while charging.
Description
Technical Field
The utility model relates to a converter technical field, in particular to interface converter.
Background
With the development and progress of electronic communication technology, electronic products such as mobile phones have become indispensable tools for people's daily life.
The Type-c interface is a latest generation interface released by the current USB association, the bright points of the new interface are thinner design, higher transmission speed (highest 10Gbps) and stronger power transmission (highest 100W), the biggest characteristic of the Type-c double-sided pluggable interface is that the USB interface is supported to be plugged in double sides, the worldwide problem that the USB is not accurately plugged forever is formally solved, and the front side and the back side are plugged randomly.
In 2016, a mobile phone with a certain known brand cancels a traditional standard 3.5mm earphone hole, and transmits audio by using a Type-c interface, and in 2016, a new iPhone is released by an international known brand, so that the traditional standard 3.5mm earphone hole is also cancelled, and the audio is transmitted by using a Lightning interface.
But no matter be Type-c interface and Lightning interface, all can't use the earphone to listen to the song when charging, use intelligent product to receive very big restriction, brought inconvenience and vexation in giving the life.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the intelligent device in the prior art cannot listen to songs when charging, the application provides an interface converter.
The application provides an interface converter, comprising:
the Type-c male connector is used for connecting a Type-c interface of the mobile terminal;
the first end of the conversion circuit is connected with the Type-c male connector;
the second end of the conversion circuit is connected with the Type-c female seat; the Type-c female seat is used for connecting a power adapter;
the third end of the conversion circuit is connected with the 3.5mm earphone female seat; the 3.5mm earphone female seat is used for connecting a 3.5mm earphone;
the conversion circuit is used for transmitting a charging signal output by the power adapter from the Type-c female socket to the Type-c male connector to charge the mobile terminal;
the conversion circuit is also used for transmitting the audio signal output by the mobile terminal to the 3.5mm earphone female seat from the Type-c male head and outputting the audio signal to the 3.5mm earphone.
In one embodiment, the conversion circuit comprises a protocol conversion circuit, a charging circuit and a signal conversion circuit;
the protocol conversion circuit is connected with the Type-c male connector and the charging circuit;
the charging circuit is connected with the Type-c female socket, the protocol conversion circuit and the signal conversion circuit;
the signal conversion circuit is connected with the Type-c male connector, the charging circuit and the 3.5mm earphone female seat;
the signal conversion circuit is used for converting the digital audio signal transmitted by the Type-c male connector into an analog audio signal and transmitting the analog audio signal to the 3.5mm earphone female seat.
In an embodiment, the signal conversion circuit is further configured to convert a microphone digital voice signal transmitted by the 3.5mm earphone female socket into an analog voice signal, and transmit the analog voice signal to the Type-c male connector.
In one embodiment, the charging circuit includes a HX1591 chip; the signal conversion circuit includes an AC1279 chip.
In an embodiment, the interface converter provided by the present application further includes:
one end of the first resistor is grounded, and the other end of the first resistor is connected with the A5 pin of the Type-c female seat;
one end of the second resistor is grounded, and the other end of the second resistor is connected with a B5 pin of the Type-c female seat;
the first resistor and the second resistor are both 5.1K ohms.
The present application also provides another interface converter, comprising:
the Lingtning male connector is used for connecting a Lingtning interface of the mobile terminal;
the first end of the conversion circuit is connected with the Lingtning male head;
the second end of the conversion circuit is connected with the Lingtning female socket; the Lingtning female socket is used for connecting a power adapter;
the third end of the conversion circuit is connected with the 3.5mm earphone female seat; the 3.5mm earphone female seat is used for connecting a 3.5mm earphone;
the conversion circuit is used for transmitting a charging signal output by the power adapter from the Lingtning female socket to the Lingtning male connector to charge the mobile terminal;
the conversion circuit is further used for transmitting the audio signal output by the mobile terminal from the Lingtning male connector to the 3.5mm earphone female connector and outputting the audio signal to the 3.5mm earphone.
In one embodiment, the conversion circuit comprises a power-taking control circuit, a protocol conversion circuit and a signal conversion circuit;
the power taking control circuit is connected with the Lingtning female socket and the protocol conversion circuit; the power-taking control circuit is used for detecting whether a power adapter is connected to the Lingtning female seat or not, and when the power adapter is connected, the Lingtning male head supplies power to a connected mobile terminal;
the protocol conversion circuit is connected with the power taking control circuit, the signal conversion circuit and the Lingtning male connector;
the signal conversion circuit is connected with the protocol conversion circuit, the Lingtning male head and the 3.5mm earphone female seat;
the signal conversion circuit is used for converting digital audio signals transmitted by the Lingtning male connector into analog audio signals and transmitting the analog audio signals to the 3.5mm earphone female seat.
In one embodiment, the protocol conversion circuit includes an 3989 chip.
In one embodiment, the signal conversion circuit includes an AC1082 chip.
In an embodiment, the power-taking control circuit includes a CY008 chip, a first resistor and a second resistor; a VOUT output voltage pin of the CY008 chip is connected with one end of the first resistor, and the other end of the first resistor is connected with a first pin of the Lingtning female socket;
and a data pin of the CY008 chip is connected with one end of the second resistor, and the other end of the second resistor is connected with a second pin of the Lingtning female socket.
Utilize the above-mentioned interface converter who provides of this application to carry out the switching, can let the cell-phone can also listen the song when charging, can realize one of interface and change two.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic diagram of a framework of an interface converter according to an embodiment of the present application;
FIG. 2 is a protocol conversion circuit in the corresponding embodiment of FIG. 1;
FIG. 3 is a charging circuit of the corresponding embodiment of FIG. 1;
FIG. 4 is a signal conversion circuit in the corresponding embodiment of FIG. 1;
fig. 5 is a power supply filter circuit according to an embodiment of the present disclosure;
FIG. 6 is a block diagram of an interface converter according to another embodiment of the present application;
FIG. 7 is a power-taking control circuit in the corresponding embodiment of FIG. 6;
FIG. 8 is a protocol conversion circuit in the corresponding embodiment of FIG. 6;
fig. 9 is a signal conversion circuit in the corresponding embodiment of fig. 6.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Fig. 1 is an interface converter provided in an embodiment of the present application, which may be used in a mobile phone, a tablet computer, or other electronic devices having a Type-c interface. As shown in fig. 1, the interface converter includes: type-c male head 110, converting circuit 120, Type-c female socket 130 and 3.5 millimeter earphone female socket 140.
The Type-c male head 110 is used for connecting a Type-c interface of the mobile terminal; the first end of the conversion circuit 120 is connected to the Type-c male connector 110; the second end of the converting circuit 120 is connected to the Type-c female socket 130; the Type-c female socket 130 is used for connecting a power adapter; the third end of the switching circuit 120 is connected to the 3.5mm earphone female socket 140; the 3.5mm earphone female 140 is used for connecting a 3.5mm earphone.
The conversion circuit 120 is configured to transmit a charging signal output by the power adapter from the Type-c female socket 130 to the Type-c male connector 110, so as to charge the mobile terminal; the converting circuit 120 is further configured to transmit the audio signal output by the mobile terminal from the Type-c male connector 110 to the 3.5mm earphone female socket 140, and output the audio signal to the 3.5mm earphone.
In one embodiment, the conversion circuit 120 includes a protocol conversion circuit 121, a charging circuit 122, and a signal conversion circuit 123; the charging circuit 122 includes a HX1591 chip; the signal conversion circuit 123 includes an AC1279 chip.
The protocol conversion circuit 121 is connected to the Type-c male connector 110 and the charging circuit 122; the charging circuit 122 is connected to the Type-c female socket 130, the protocol conversion circuit 121 and the signal conversion circuit 123; the signal conversion circuit 123 is connected to the Type-c male connector 110, the charging circuit 122 and the 3.5mm earphone female socket 140; the signal conversion circuit 123 is configured to convert the digital audio signal transmitted by the Type-c male head 110 into an analog audio signal, and transmit the analog audio signal to the 3.5mm earphone female socket 140.
In an embodiment, the signal conversion circuit 123 is further configured to convert a microphone digital voice signal transmitted by the 3.5mm earphone female socket 140 into an analog voice signal, and transmit the analog voice signal to the Type-c male plug 110.
In an embodiment, the interface converter provided by the present application further includes: a first resistor and a second resistor. One end of the first resistor is grounded, and the other end of the first resistor is connected with the pin A5 of the Type-c female socket 130; one end of the second resistor is grounded, and the other end of the second resistor is connected with the B5 pin of the Type-c female socket 130; the first resistor and the second resistor are both 5.1K ohms.
In one embodiment, the protocol conversion circuit 121 may be as shown in fig. 2, and the charging circuit 122 may be as shown in fig. 3. The a terminal of fig. 2 is connected to the a terminal of fig. 3, and the b terminal of fig. 2 is connected to the b terminal of fig. 3. The signal conversion circuit 123 may be as shown in fig. 4. The AC1279 chip can convert the digital signal of the USB into an analog signal for the earphone and convert the voice signal of the MIC (microphone) into a digital signal through the AC1279 to be transmitted back to the mobile phone.
In an embodiment, the interface converter provided by the present application may further include: and a power supply filter circuit connected to the signal conversion circuit 123, as shown in fig. 5, for supplying power and filtering the MIC signal inputted from the 3.5mm earphone female holder 140. Then transmitted to the signal conversion circuit 123, and the processed MIC signal is converted into a digital signal by the AC1279 chip and transmitted back to the mobile phone.
Fig. 6 is an interface converter according to another embodiment of the present application, which may be used in a mobile phone, a tablet computer, or other electronic devices having a lingning interface. As shown in fig. 6, the interface converter includes a Lingtning male connector 210, a conversion circuit 220, a Lingtning female connector 230, and a 3.5mm earphone female connector 240.
The Lingtning male head 210 is used for connecting a Lingtning interface of the mobile terminal; the first end of the conversion circuit 220 is connected to the Lingtning male connector 210; the second end of the conversion circuit 220 is connected to the Lingtning female socket 230; the Lingtning female socket 230 is used for connecting a power adapter; the third end of the switching circuit 220 is connected to the 3.5mm earphone female holder 240; the 3.5mm earphone female 240 is used for connecting a 3.5mm earphone.
The conversion circuit 220 is configured to transmit a charging signal output by the power adapter from the Lingtning female socket 230 to the Lingtning male connector 210, so as to charge the mobile terminal; the converting circuit 220 is further configured to transmit the audio signal output by the mobile terminal from the Lingtning male connector 210 to the 3.5mm earphone female connector 240, and output the audio signal to the 3.5mm earphone.
In one embodiment, the conversion circuit 220 includes a power-taking control circuit 222, a protocol conversion circuit 221, and a signal conversion circuit 223.
The power-taking control circuit 222 is connected with the Lingtning female socket 230 and the protocol conversion circuit 221; the power-taking control circuit 222 is configured to detect whether the Lingtning female socket 230 has a power adapter connected thereto, and when the power adapter is connected thereto, the Lingtning male connector 210 supplies power to a connected mobile terminal; the protocol conversion circuit 221 is connected with the power taking control circuit 222, the signal conversion circuit 223 and the Lingtning male connector 210; the signal conversion circuit 223 is connected with the protocol conversion circuit 221, the Lingtning male connector 210 and the 3.5mm earphone female connector 240;
the signal conversion circuit 223 is configured to convert the digital audio signal transmitted by the Lingtning male connector 210 into an analog audio signal, and transmit the analog audio signal to the 3.5mm earphone female connector 240.
In an embodiment, the power-taking control circuit 222 is shown in fig. 7 and includes a CY008 chip, a first resistor and a second resistor; a VOUT output voltage pin of the CY008 chip is connected to one end of the first resistor, and the other end of the first resistor is connected to a first pin of the lingning female socket 230; the data pin of the CY008 chip is connected to one end of the second resistor, and the other end of the second resistor is connected to the second pin of the lingning female socket 230.
In one embodiment, the protocol conversion circuit 221 includes an 3989 chip; the signal conversion circuit 223 includes an AC1082 chip. The protocol conversion circuit 221 is shown in fig. 8, and the signal conversion circuit 223 is shown in fig. 9.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
It is to be understood that the invention is not limited to the precise arrangements described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (10)
1. An interface converter, comprising:
the Type-c male connector is used for connecting a Type-c interface of the mobile terminal;
the first end of the conversion circuit is connected with the Type-c male connector;
the second end of the conversion circuit is connected with the Type-c female seat; the Type-c female seat is used for connecting a power adapter;
the third end of the conversion circuit is connected with the 3.5mm earphone female seat; the 3.5mm earphone female seat is used for connecting a 3.5mm earphone;
the conversion circuit is used for transmitting a charging signal output by the power adapter from the Type-c female socket to the Type-c male connector to charge the mobile terminal;
the conversion circuit is also used for transmitting the audio signal output by the mobile terminal to the 3.5mm earphone female seat from the Type-c male head and outputting the audio signal to the 3.5mm earphone.
2. The interface converter of claim 1, wherein the conversion circuit comprises a protocol conversion circuit, a charging circuit, and a signal conversion circuit;
the protocol conversion circuit is connected with the Type-c male connector and the charging circuit;
the charging circuit is connected with the Type-c female socket, the protocol conversion circuit and the signal conversion circuit;
the signal conversion circuit is connected with the Type-c male connector, the charging circuit and the 3.5mm earphone female seat;
the signal conversion circuit is used for converting the digital audio signal transmitted by the Type-c male connector into an analog audio signal and transmitting the analog audio signal to the 3.5mm earphone female seat.
3. The interface converter of claim 2, wherein the signal conversion circuit is further configured to convert a microphone digital voice signal transmitted by the 3.5mm earphone female socket into an analog voice signal, and transmit the analog voice signal to the Type-c male socket.
4. The interface converter of claim 2, wherein the charging circuit comprises a HX1591 chip; the signal conversion circuit includes an AC1279 chip.
5. The interface converter of claim 1, further comprising:
one end of the first resistor is grounded, and the other end of the first resistor is connected with the A5 pin of the Type-c female seat;
one end of the second resistor is grounded, and the other end of the second resistor is connected with a B5 pin of the Type-c female seat;
the first resistor and the second resistor are both 5.1K ohms.
6. An interface converter, comprising:
the Lingtning male connector is used for connecting a Lingtning interface of the mobile terminal;
the first end of the conversion circuit is connected with the Lingtning male head;
the second end of the conversion circuit is connected with the Lingtning female socket; the Lingtning female socket is used for connecting a power adapter;
the third end of the conversion circuit is connected with the 3.5mm earphone female seat; the 3.5mm earphone female seat is used for connecting a 3.5mm earphone;
the conversion circuit is used for transmitting a charging signal output by the power adapter from the Lingtning female socket to the Lingtning male connector to charge the mobile terminal;
the conversion circuit is further used for transmitting the audio signal output by the mobile terminal from the Lingtning male connector to the 3.5mm earphone female connector and outputting the audio signal to the 3.5mm earphone.
7. The interface converter according to claim 6, wherein the conversion circuit comprises a power-taking control circuit, a protocol conversion circuit and a signal conversion circuit;
the power taking control circuit is connected with the Lingtning female socket and the protocol conversion circuit; the power-taking control circuit is used for detecting whether a power adapter is connected to the Lingtning female seat or not, and when the power adapter is connected, the Lingtning male head supplies power to a connected mobile terminal;
the protocol conversion circuit is connected with the power taking control circuit, the signal conversion circuit and the Lingtning male connector;
the signal conversion circuit is connected with the protocol conversion circuit, the Lingtning male head and the 3.5mm earphone female seat;
the signal conversion circuit is used for converting digital audio signals transmitted by the Lingtning male connector into analog audio signals and transmitting the analog audio signals to the 3.5mm earphone female seat.
8. The interface converter of claim 7, wherein the protocol conversion circuit comprises an 3989 chip.
9. The interface converter of claim 7, wherein the signal conversion circuit comprises an AC1082 chip.
10. The interface converter according to claim 7, wherein the power-taking control circuit comprises a CY008 chip, a first resistor and a second resistor; a VOUT output voltage pin of the CY008 chip is connected with one end of the first resistor, and the other end of the first resistor is connected with a first pin of the Lingtning female socket;
and a data pin of the CY008 chip is connected with one end of the second resistor, and the other end of the second resistor is connected with a second pin of the Lingtning female socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921818765.0U CN211295633U (en) | 2019-10-27 | 2019-10-27 | Interface converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921818765.0U CN211295633U (en) | 2019-10-27 | 2019-10-27 | Interface converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211295633U true CN211295633U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921818765.0U Active CN211295633U (en) | 2019-10-27 | 2019-10-27 | Interface converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211295633U (en) |
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2019
- 2019-10-27 CN CN201921818765.0U patent/CN211295633U/en active Active
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