CN216596078U - Interactive flat panel with USB audio and video output interface - Google Patents
Interactive flat panel with USB audio and video output interface Download PDFInfo
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- CN216596078U CN216596078U CN202123232602.4U CN202123232602U CN216596078U CN 216596078 U CN216596078 U CN 216596078U CN 202123232602 U CN202123232602 U CN 202123232602U CN 216596078 U CN216596078 U CN 216596078U
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Abstract
The utility model discloses an interactive flat plate with a USB audio/video output interface, which comprises an interactive flat plate body; the interactive flat plate body is internally provided with a processor module, a signal output module, an HDMI interface, a USB audio/video output interface and a signal conversion module; the signal output module is connected with the processor module, and the HDMI is used for receiving and outputting the HDMI signal output by the signal output module; the USB audio and video output interface is connected with the signal output module through the signal conversion module, and the signal conversion module is used for converting the TTL signal output by the signal output module into a USB signal and outputting the USB signal through the USB audio and video output interface. The interactive panel can output the audio and video information of the interactive panel through the USB audio and video output interface, so that the intelligent terminal can play and edit the audio and video information of the interactive panel.
Description
Technical Field
The utility model relates to the field of interactive flat plates, in particular to an interactive flat plate with a USB audio and video output interface.
Background
In the existing interactive tablet, an intelligent terminal (such as a computer and a mobile phone) generally transmits an audio/video file to the interactive tablet for playing, and audio/video information played by the interactive tablet can be output to an external display through an HDMI (high-definition multimedia interface) for playing; however, the interactive tablet cannot transmit the audio and video information to the intelligent terminal for playing and editing, and the interactive tablet has the defects in use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an interactive flat panel with a USB audio/video output interface so as to overcome the defects in the prior art.
In order to achieve the above purpose, the solution of the utility model is:
an interactive flat panel with a USB audio and video output interface comprises an interactive flat panel body; the interactive flat plate body is internally provided with a processor module, a signal output module, an HDMI (high-definition multimedia interface), a USB (universal serial bus) audio and video output interface and a signal conversion module; the signal output module is connected with the processor module and used for outputting HDMI signals and TTL signals according to the control of the processor module; the HDMI is connected with the signal output module and is used for receiving the HDMI signal output by the signal output module and outputting the received HDMI signal; the USB audio and video output interface is connected with the signal output module through the signal conversion module, and the signal conversion module is used for converting the TTL signal output by the signal output module into a USB signal and outputting the USB signal through the USB audio and video output interface.
The signal output module comprises a signal processing chip with the model of GSV 2011.
The signal conversion module comprises a signal conversion chip with the model number of FIC 7610.
The USB audio and video output interface is a USB-A interface or a USB-C interface.
After the scheme is adopted, the signal output module outputs the HDMI signal and the TTL signal according to the control of the processor module, and the HDMI signal and the TTL signal both have the audio and video information of the interactive flat plate; the TTL signal output by the signal output module is converted into a USB signal through the signal conversion module, and the USB signal is output through the USB audio/video output interface, so that the interactive flat plate can output the audio/video information of the interactive flat plate through the USB audio/video output interface; and the external intelligent terminal can be connected with the USB audio/video output interface to acquire and output the audio/video information of the interactive tablet, so that the external intelligent terminal can play and edit the audio/video information of the interactive tablet.
Drawings
FIG. 1 is a schematic block diagram of the circuit of the present invention;
FIG. 2 is a schematic circuit diagram of the signal output module and the HDMI interface according to the present invention;
fig. 3 is a circuit schematic diagram of the USB audio/video output interface and the signal conversion module according to the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 3, the present invention discloses an interactive tablet with a USB audio/video output interface, which includes an interactive tablet body; the interactive flat plate body is internally provided with a processor module 1, a signal output module 2, an HDMI (high-definition multimedia interface) 3, a USB (universal serial bus) audio and video output interface 4 and a signal conversion module 5; the signal output module 2 is connected with the processor module 1, and the signal output module 2 is used for outputting an HDMI signal and a TTL signal according to the control of the processor module 1; the HDMI 3 is connected with the signal output module 2, and the HDMI 3 is used for receiving the HDMI signal output by the signal output module 2 and outputting the received HDMI signal; the USB audio and video output interface 4 is connected with the signal output module 2 through a signal conversion module 5, and the signal conversion module 5 is used for converting TTL signals output by the signal output module 2 into USB signals and outputting the USB signals through the USB audio and video output interface 4.
In the utility model, the signal output module 2 outputs HDMI signals and TTL signals according to the control of the processor module 1, wherein the HDMI signals and the TTL signals both have audio and video information of an interactive flat plate; the TTL signal output by the signal output module 2 is converted into a USB signal through the signal conversion module 5, and the USB signal is output through the USB audio/video output interface 4, so that the interactive flat plate can output own audio/video information through the USB audio/video output interface 4; and the external intelligent terminal can be connected with the USB audio/video output interface 4 to acquire and output the audio/video information of the interactive tablet, so that the external intelligent terminal can play and edit the audio/video information of the interactive tablet.
As shown in fig. 2, in the present invention, the signal output module 2 may include a signal processing chip N1 with a model number of GSV2011, and the signal processing chip N1 with a model number of GSV2011 can output an HDMI signal and a TTL signal.
In the present invention, as shown in fig. 3, the signal conversion module 5 may include a signal conversion chip NS307 with a type FIC7610, and the signal conversion chip NS307 with a type FIC7610 may convert TTL signals into USB signals; it should be noted that, the signal conversion chip NS307 of the present invention may also adopt other signal conversion chips capable of converting TTL signals into USB signals.
In the present invention, as shown in fig. 3, the USB audio/video output interface 4 is a USB-a interface; it should be noted that the USB audio/video output interface 4 may also be a USB-C interface.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (4)
1. An interactive flat board with a USB audio/video output interface is characterized in that: comprises an interactive flat plate body;
the interactive flat plate body is internally provided with a processor module, a signal output module, an HDMI (high-definition multimedia interface), a USB (universal serial bus) audio and video output interface and a signal conversion module;
the signal output module is connected with the processor module and used for outputting HDMI signals and TTL signals according to the control of the processor module;
the HDMI is connected with the signal output module and is used for receiving the HDMI signal output by the signal output module and outputting the received HDMI signal;
the USB audio and video output interface is connected with the signal output module through the signal conversion module, and the signal conversion module is used for converting the TTL signal output by the signal output module into a USB signal and outputting the USB signal through the USB audio and video output interface.
2. The interactive tablet with the USB audio/video output interface as claimed in claim 1, wherein: the signal output module comprises a signal processing chip with the model of GSV 2011.
3. The interactive tablet with the USB audio/video output interface as claimed in claim 1, wherein: the signal conversion module comprises a signal conversion chip with the model number of FIC 7610.
4. The interactive tablet with the USB audio/video output interface as claimed in claim 1, wherein: the USB audio and video output interface is a USB-A interface or a USB-C interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123232602.4U CN216596078U (en) | 2021-12-21 | 2021-12-21 | Interactive flat panel with USB audio and video output interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123232602.4U CN216596078U (en) | 2021-12-21 | 2021-12-21 | Interactive flat panel with USB audio and video output interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216596078U true CN216596078U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123232602.4U Active CN216596078U (en) | 2021-12-21 | 2021-12-21 | Interactive flat panel with USB audio and video output interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216596078U (en) |
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2021
- 2021-12-21 CN CN202123232602.4U patent/CN216596078U/en active Active
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