CN218124880U - Wireless microphone audio system for unmanned aerial vehicle live broadcast - Google Patents
Wireless microphone audio system for unmanned aerial vehicle live broadcast Download PDFInfo
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- CN218124880U CN218124880U CN202221615812.3U CN202221615812U CN218124880U CN 218124880 U CN218124880 U CN 218124880U CN 202221615812 U CN202221615812 U CN 202221615812U CN 218124880 U CN218124880 U CN 218124880U
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Abstract
The utility model provides a wireless microphone audio system for the direct broadcast of an unmanned aerial vehicle, which comprises a microphone transmitter and a microphone receiver arranged on the unmanned aerial vehicle; the microphone transmitter comprises a pickup module, a monitoring module, a first audio conversion module, a first control module and a first wireless transceiving module; the first audio conversion module is respectively connected with the pickup module, the monitoring module, the first wireless transceiving module and the first control module; the first wireless transceiver module is connected with the first control module; the microphone receiver comprises a second control module, a second audio conversion module, a second wireless transceiving module and an audio output module; the second wireless transceiver module, the second audio conversion module, the second control module and the audio output module are sequentially connected; the second voice conversion module is also connected with the audio output module. The utility model discloses can not receive and record the unmanned aerial vehicle noise at the live in-process, make things convenient for audio and video to handle.
Description
Technical Field
The utility model relates to a wireless microphone field especially relates to a wireless microphone audio system for unmanned aerial vehicle is live.
Background
When unmanned aerial vehicle carried on the microphone and carried out the live broadcast, because the flight can produce huge noise, the noise mixes with the sound of radio and recorder, and the noise and the sound source information of radio and recorder are difficult to separate, provide very big degree of difficulty for later stage audio frequency is handled.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a wireless microphone audio system for live broadcast of an unmanned aerial vehicle, which includes a microphone transmitter and a microphone receiver disposed on the unmanned aerial vehicle;
the microphone transmitter comprises a pickup module, a monitoring module, a first audio conversion module, a first control module and a first wireless transceiving module;
the first audio conversion module is respectively connected with the pickup module, the monitoring module, the first wireless transceiving module and the first control module; the first wireless transceiver module is connected with the first control module;
the microphone receiver comprises a second control module, a second audio conversion module, a second wireless transceiving module and an audio output module;
the second wireless transceiver module, the second audio conversion module, the second control module and the audio output module are sequentially connected; the second voice conversion module is also connected with the audio output module.
Preferably, the unmanned aerial vehicle comprises an unmanned aerial vehicle connection module and an unmanned aerial vehicle audio input module;
the unmanned aerial vehicle connecting module is respectively connected with the unmanned aerial vehicle audio input module and the audio output module.
Preferably, the unmanned aerial vehicle further comprises an audio and video processing module, a camera module and a wireless live broadcast module;
the audio and video processing module is respectively connected with the unmanned aerial vehicle audio input module, the camera module and the wireless live broadcast module.
Preferably, the audio/video processing module is configured to add a timestamp to the electrical signal.
Preferably, the audio/video processing module is further configured to synthesize an audio file and an image file recorded by the camera module into a complete audio/video file.
Preferably, the audio/video files include mono audio/video files and stereo audio/video files.
Preferably, the unmanned aerial vehicle further comprises a storage module, and the storage module is connected with the audio and video processing module.
Preferably, the storage module is used for storing the audio and video file.
Preferably, the listening module comprises a listening circuit and an interface.
Preferably, the number of the microphone transmitters is multiple, and the multiple microphone transmitters are respectively connected with the microphone receivers. Compared with the prior art, the utility model has the advantages of:
the utility model discloses utilize the mode of wireless microphone transmitter and receiver separation, the microphone transmitter is in sound source department radio reception, and the microphone receiver links to each other with unmanned aerial vehicle, carries out video receiving and recording and audio-visual processing, and this kind of scheme can not receive and record the unmanned aerial vehicle noise at the live broadcast in-process, makes things convenient for audio-visual processing to can drag two mode synchronous radio receptions that drag N even 1 through one, receive and record richer sound source information.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1, for the utility model relates to an exemplary embodiment of a wireless microphone audio system for unmanned aerial vehicle is live.
Fig. 2 is a diagram of another exemplary embodiment of a wireless microphone audio system for live broadcast by an unmanned aerial vehicle according to the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
The utility model provides a wireless microphone audio system for the direct broadcast of an unmanned aerial vehicle, which comprises a microphone transmitter and a microphone receiver arranged on the unmanned aerial vehicle;
the microphone transmitter comprises a pickup module, a monitoring module, a first audio conversion module, a first control module and a first wireless transceiving module;
the first audio conversion module is respectively connected with the pickup module, the monitoring module, the first wireless transceiving module and the first control module; the first wireless transceiver module is connected with the first control module;
the microphone receiver comprises a second control module, a second audio conversion module, a second wireless transceiving module and an audio output module;
the second wireless transceiver module, the second audio conversion module, the second control module and the audio output module are sequentially connected; the second sound conversion module is also connected with the audio output module.
Specifically, the pickup module is used for picking up external sound information, converts the sound information into an electric signal, and transmits the electric signal to the first audio conversion module after amplification and filtering of the internal circuit.
The first audio conversion module can realize functions of analog-to-digital conversion, digital-to-analog conversion and the like, can convert analog audio signals into digital signals and transmit the digital signals to the first control module through an I2S bus, and is simultaneously connected with the first wireless transceiving module to transmit the digital signals to the first wireless transceiving module.
The first control module processes the digital signals transmitted by the first audio conversion module, controls the time sequence of data package sending of the wireless transceiving module, and processes the signals of key control of the microphone.
The first wireless transceiving module sends a signal to be connected to the free space, the second wireless transceiving module sends a connection permission signal to the first wireless transceiving module after receiving the signal to be connected, the first wireless transceiving module sends the connection permission signal to the free space after receiving the connection permission signal and enters a connection mode, and the second wireless transceiving module enters the connection mode after receiving the connection permission signal. The first wireless transceiving module is wirelessly connected with the second wireless transceiving module, so that the transmission of audio signals is realized.
The second audio conversion module also can realize functions such as audio digital-to-analog conversion and analog-to-digital conversion, and the second audio conversion module links to each other with second control module, and second control module handles received audio signal, and second audio conversion module also links to each other with audio output module, transmits audio signal for unmanned aerial vehicle link module.
Preferably, the drone comprises a drone connection module and a drone audio input module;
the unmanned aerial vehicle connecting module is respectively connected with the unmanned aerial vehicle audio input module and the audio output module.
Preferably, the unmanned aerial vehicle further comprises an audio and video processing module, a camera module and a wireless live broadcast module;
the audio and video processing module is respectively connected with the unmanned aerial vehicle audio input module, the camera module and the wireless live broadcast module.
Preferably, the audio/video processing module is configured to add a timestamp to the electrical signal.
Preferably, the audio/video processing module is further configured to synthesize an audio file and an image file recorded by the camera module into a complete audio/video file.
In particular, the electrical signal comprises a signal that generates an audio file.
Preferably, the audio/video files include mono audio/video files and stereo audio/video files.
Preferably, the unmanned aerial vehicle further comprises a storage module, and the storage module is connected with the audio and video processing module.
Preferably, the storage module is used for storing the audio and video file.
Preferably, the listening module comprises a listening circuit and an interface.
Preferably, the number of the microphone transmitters is multiple, and the multiple microphone transmitters are respectively connected with the microphone receivers.
Preferably, the unmanned aerial vehicle connection module comprises an audio connection line, a camera cold boot and the like;
through unmanned aerial vehicle link module, the microphone receiver transmits audio signal for unmanned aerial vehicle audio frequency receiving module. The camera cold boot is with microphone receiver and unmanned aerial vehicle fixed connection, through the audio frequency connecting wire, transmits audio signal and gives unmanned aerial vehicle audio input module.
Unmanned aerial vehicle audio input module links to each other with unmanned aerial vehicle audio frequency and video processing module, carries out filtering with audio signal and handles, falls to make an uproar and transmits the audio frequency and video processing module that sets up in unmanned aerial vehicle inside after.
The audio and video processing module processes shot video information and audio signals, and carries out calibration according to the microphone transmitter, the microphone receiver and a clock loaded by the unmanned aerial vehicle, so that the audio and video information is processed, and the effect of audio and video synchronization is achieved.
The storage module stores the processed audio and video information to transmit the processed audio and video information to external equipment after the flight of the unmanned aerial vehicle is finished.
The wireless live broadcast module can transmit the processed audio and video signals in real time and carry out live broadcast through a 4G/5G network.
Preferably, the number of microphone transmitters is plural, meaning 2 or more than 2.
As shown in fig. 2, the signal stream in the first microphone transmitter flows like the second microphone transmitter, and the two microphones record different or same audio sources, and record richer audio sample details.
Like fig. 1, the microphone receiver carried by the unmanned aerial vehicle in fig. 2 is connected with the first wireless transceiver module and the third wireless transceiver module in sequence, and after connection is established, communication can be performed simultaneously, and the second wireless transceiver module transmits audio signals of two channels to the second audio conversion module respectively, and transmits the audio signals to the audio output module after data processing of the audio conversion module. Through unmanned aerial vehicle link module, transmit the inside further processing of unmanned aerial vehicle.
Preferably, the first control module, the second control module and the third control module can be a single chip microcomputer or chips similar to CW6626B, ATS X and the like.
The first wireless transceiver module, the second wireless transceiver module and the third wireless transceiver module can be wireless transceiver modules such as Bluetooth and the like.
The audio output module may include an audio output interface, such as a 3.5mm output interface, or the like.
The unmanned aerial vehicle audio input module can comprise a filtering chip of an IP5036CX8 model and the like.
The audio and video processing module can be a processor carried on the unmanned aerial vehicle.
The wireless live broadcast module can comprise live broadcast software arranged in the unmanned aerial vehicle.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses utilize the mode of wireless microphone transmitter and receiver separation, the microphone transmitter is in sound source department radio reception, and the microphone receiver links to each other with unmanned aerial vehicle, carries out video receiving and recording and audio-visual processing, and this kind of scheme can not receive and record the unmanned aerial vehicle noise at the live broadcast in-process, makes things convenient for audio-visual processing to can drag two mode synchronous radio receptions that drag N even 1 through one, receive and record richer sound source information.
While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A wireless microphone audio system for unmanned aerial vehicle live broadcast is characterized by comprising a microphone transmitter and a microphone receiver arranged on an unmanned aerial vehicle;
the microphone transmitter comprises a pickup module, a monitoring module, a first audio conversion module, a first control module and a first wireless transceiving module;
the first audio conversion module is respectively connected with the pickup module, the monitoring module, the first wireless transceiving module and the first control module; the first wireless transceiving module is connected with the first control module;
the microphone receiver comprises a second control module, a second audio conversion module, a second wireless transceiving module and an audio output module;
the second wireless transceiving module, the second audio conversion module, the second control module and the audio output module are connected in sequence; the second voice conversion module is also connected with the audio output module.
2. The wireless microphone audio system for live broadcast of a drone of claim 1, wherein the drone includes a drone connection module and a drone audio input module;
the unmanned aerial vehicle connecting module is respectively connected with the unmanned aerial vehicle audio input module and the audio output module.
3. The wireless microphone audio system for unmanned aerial vehicle live broadcasting of claim 2, wherein the unmanned aerial vehicle further comprises an audio and video processing module, a camera module and a wireless live broadcasting module;
the audio and video processing module is respectively connected with the unmanned aerial vehicle audio input module, the camera module and the wireless live broadcast module.
4. The wireless microphone audio system for unmanned aerial vehicle live broadcasting of claim 3, wherein the audio/video processing module is configured to add a timestamp to the electrical signal.
5. The wireless microphone audio system for unmanned aerial vehicle live broadcast according to claim 3, wherein the audio/video processing module is further configured to synthesize an audio file and an image file recorded by the camera module into a complete audio/video file.
6. The wireless microphone audio system for direct broadcast by unmanned aerial vehicles of claim 5, wherein the audio/video files comprise mono audio/video files and stereo audio/video files.
7. The wireless microphone audio system for live broadcast of unmanned aerial vehicle of claim 5, further comprising a storage module connected to the audio and video processing module.
8. The wireless microphone audio system for live unmanned aerial vehicle broadcast of claim 7, wherein the storage module is configured to store the audio-video file.
9. The wireless microphone audio system for live broadcast by drone of claim 1, wherein the listening module comprises a listening circuit and an interface.
10. A wireless microphone audio system for unmanned aerial vehicle live broadcast according to any one of claims 1-9, wherein the number of the microphone transmitters is multiple, and the multiple microphone transmitters are respectively connected with the microphone receivers.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022207524493 | 2022-04-02 | ||
| CN202220752449 | 2022-04-02 |
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| Publication Number | Publication Date |
|---|---|
| CN218124880U true CN218124880U (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221615812.3U Active CN218124880U (en) | 2022-04-02 | 2022-06-24 | Wireless microphone audio system for unmanned aerial vehicle live broadcast |
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| CN (1) | CN218124880U (en) |
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- 2022-06-24 CN CN202221615812.3U patent/CN218124880U/en active Active
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