CN212921973U - Dynamic directional tracking sound transmission automatic control system - Google Patents
Dynamic directional tracking sound transmission automatic control system Download PDFInfo
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- CN212921973U CN212921973U CN202020858002.5U CN202020858002U CN212921973U CN 212921973 U CN212921973 U CN 212921973U CN 202020858002 U CN202020858002 U CN 202020858002U CN 212921973 U CN212921973 U CN 212921973U
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Abstract
The utility model discloses a dynamic directional tracking microphone automatic control system, which comprises a plurality of unmanned aerial vehicles, a controller and a background server, wherein the unmanned aerial vehicles are provided with a directional microphone module, an acquisition module, a distance meter, a flight control module and a wireless transmission module; the background server comprises a target information database and an acoustic wave information database; the controller is connected with the directional sound transmission module, the acquisition module, the range finder and the flight control module through the wireless transmission module, and directly calls data in the target information database and the sound wave information database; the directional sound transmission module comprises a signal processing unit, a power amplification unit and an ultrasonic transducer; the utility model discloses an unmanned aerial vehicle cooperation directional microphone module, collection module, distancer, flight control module and wireless transmission module realize even the people of difference walk around, also can lock respectively and track the target, to their different sound of independent conveying, and through localization tracking, avoid the interference when crisscross automatically.
Description
Technical Field
The utility model relates to an automatic control system specifically indicates a dynamic directional tracking transaudient automatic control system.
Background
Compared with the traditional sound source, the directional sound source can control the propagation mode of the sound source and control the coverage range of sound waves, and the directional sound technology is an innovative audio solution, provides an effective sound propagation mode, does not need to use a large loudspeaker array, and can project sound to a specific area in a highly directional manner to create a specific audio space.
The existing directional sound equipment is generally fixed at a certain position, and directionally sends sound in a specific direction, if a person walks out of the area, signals are rapidly attenuated, and sound transmission cannot be tracked along with the movement of a target person.
Therefore, a dynamic directional tracking microphone automatic control system which utilizes the cooperation of an unmanned aerial vehicle and a directional microphone module to realize automatic target tracking becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the area that prior art sound orientation was thrown is limited, can not follow target personnel's removal and trail transaudient scheduling problem.
In order to solve the technical problem, the utility model provides a technical scheme does: a dynamic directional tracking sound transmission automatic control system comprises a plurality of unmanned aerial vehicles, a controller and a background server, wherein directional sound transmission modules, an acquisition module, a range finder, a flight control module and a wireless transmission module are arranged on each unmanned aerial vehicle;
the background server comprises a target information database and an acoustic wave information database;
the controller is connected with the directional sound transmission module, the acquisition module, the range finder and the flight control module through the wireless transmission module, and directly calls data in the target information database and the sound wave information database;
the directional sound transmission module comprises a signal processing unit, a power amplification unit and an ultrasonic transducer;
the acquisition module transmits the target information of gathering to the controller through wireless transmission module, the controller carries out data contrast with the data in the target information database with the target information of receiving, if the data of gathering are unanimous with the data in the target information database, the controller sends the instruction control unmanned aerial vehicle down for flight control module and tracks and lock the target, transfers the sound wave information from the sound wave information database simultaneously and passes through directional transaudient module to the target transmission sound wave.
Further, the signal processing unit is configured to acquire a target audible sound signal, and perform filtering processing and carrier modulation on the target audible sound signal after the integration processing to obtain a transmittable signal.
Further, the ultrasonic transducer is used for converting input electric power into mechanical power, namely ultrasonic waves, and then transmitting the mechanical power.
Further, the acquisition module includes high definition digtal camera, high definition digtal camera's resolution ratio is 720P/1080P, high definition digtal camera is 90 degrees rotating lens.
Furthermore, the distance measuring instrument is a laser distance measuring instrument, the distance measurement of the target is realized by modulating certain parameter of laser, and the measuring range of the distance measuring instrument is 3.5 meters to 5000 meters.
Further, the integration process performs double integration on the target audible signal, initializes a square root method parameter that satisfies a maximum parameter value whose numerical value under the square root is not negative, and further performs square root processing on the target audible signal.
Further, the flight control module is used for controlling the flight of the unmanned aerial vehicle.
Compared with the prior art, the utility model has the advantages that: the utility model adopts the matching structure of a plurality of unmanned aerial vehicles, a controller and a background server to realize the dynamic directional tracking sound transmission of target personnel; the problem that the directional sound in the prior art is fixed at a certain position, and if a person walks out of the area, signals cannot be covered, so that the signals are quickly attenuated, and dynamic directional sound transmission cannot be realized along with the walking of the person is solved; the utility model discloses an unmanned aerial vehicle cooperation directional microphone module, collection module, distancer, flight control module and wireless transmission module have realized even the people of difference walk around, also can lock respectively and trace the target, to their different sound of independent conveying to through localization tracking, avoid the interference when crisscross automatically.
Drawings
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle;
FIG. 2 is a schematic block diagram of a dynamic directional tracking microphone automatic control system;
as shown in the figure: 1. unmanned aerial vehicle, 2, controller, 3, backstage server, 4, directional transaudient module, 5, collection module, 6, distancer, 7, flight control module, 8, wireless transmission module, 9, target information database, 10, sound wave information database, 11, signal processing unit, 12, power amplification unit, 13, ultrasonic transducer, 14, high definition digtal camera.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present invention will be described in detail with reference to the accompanying drawings 1-2.
The utility model provides a dynamic directional tracking transaudient automatic control system when specifically implementing, including a plurality of unmanned aerial vehicles 1, controller 2 and backend server 3, all be equipped with directional transaudient module 4, collection module 5, distancer 6, flight control module 7 and wireless transmission module 8 on unmanned aerial vehicle 1, directional transaudient module 4 sets up in unmanned aerial vehicle 1 front end, collection module 5 sets up in directional transaudient module 4 bottom, distancer 6 sets up below unmanned aerial vehicle 1 wing, flight control module 7 sets up on unmanned aerial vehicle 1 fuselage, wireless transmission module 8 sets up above flight control module 7;
the background server 3 comprises a target information database 9 and a sound wave information database 10;
the controller 2 is connected with the directional sound transmission module 4, the acquisition module 5, the range finder 6 and the flight control module 7 through a wireless transmission module 8, and the controller 2 directly calls data in a target information database 9 and a sound wave information database 10;
the directional sound transmission module 4 comprises a signal processing unit 11, a power amplifying unit 12 and an ultrasonic transducer 13;
the acquisition module 5 transmits the target information of gathering to the controller 2 through wireless transmission module 8, the controller 2 carries out data contrast with the data in the target information database 9 with the target information of receiving, if the data of gathering are unanimous with the data in the target information database, controller 2 sends instruction control unmanned aerial vehicle 1 for flight control module 7 and tracks and lock the target, transfers the sound wave information from sound wave information database 10 simultaneously and passes through directional sound transmission module 4 to the target transmission sound wave.
The signal processing unit 11 is configured to acquire a target audible sound signal, and perform filtering processing and carrier modulation on the target audible sound signal after the integration processing to obtain a transmittable signal.
The ultrasonic transducer 13 is used for converting the input electric power into mechanical power, i.e. ultrasonic wave, and then transmitting the mechanical power.
The distance measuring instrument 6 is a laser distance measuring instrument, the distance measurement of a target is realized by modulating certain parameter of laser, and the measuring range of the distance measuring instrument is 3.5-5000 meters.
The integration processing carries out double integration processing on the target audible signal, square root method parameters are initialized, the parameters meet the maximum parameter value of which the numerical value under the square root is not negative, and then square root processing is carried out on the target audible signal.
The flight control module 7 is used for controlling the flight of the unmanned aerial vehicle.
The utility model relates to a dynamic directional tracking transaudient automatic control system's concrete implementation process as follows: firstly, a directional sound transmission module 4 is installed at the front end of an unmanned aerial vehicle 1, an acquisition module 5 is installed at the bottom of the directional sound transmission module 4, a range finder 6 is installed below the wings of the unmanned aerial vehicle 1, a flight control module 7 is installed on the body of the unmanned aerial vehicle 1, and a wireless transmission module 8 is installed above the flight control module 7;
The utility model adopts the matching structure of a plurality of unmanned aerial vehicles 1, a controller 2 and a background server 3 to realize the dynamic directional tracking sound transmission of target personnel; the problem that the directional sound in the prior art is fixed at a certain position, and if a person walks out of the area, signals cannot be covered, so that the signals are quickly attenuated, and dynamic directional sound transmission cannot be realized along with the walking of the person is solved; the utility model discloses an unmanned aerial vehicle 1 cooperation directional transaudient module 4, collection module 5, distancer 6, flight control module 7 and wireless transmission module 8 have realized even the people of difference walk around, also can lock respectively and trace the target, to their different sound of independent conveying to through localization tracking, avoid the interference when crisscross automatically.
The present invention and its embodiments have been described above, but the description is not limited thereto, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (7)
1. The utility model provides a dynamic directional tracking transaudient automatic control system, includes a plurality of unmanned aerial vehicle (1), controller (2) and backend server (3), its characterized in that: the unmanned aerial vehicle (1) is provided with a directional sound transmission module (4), an acquisition module (5), a range finder (6), a flight control module (7) and a wireless transmission module (8), the directional sound transmission module (4) is arranged at the front end of the unmanned aerial vehicle (1), the acquisition module (5) is arranged at the bottom of the directional sound transmission module (4), the range finder (6) is arranged below the wings of the unmanned aerial vehicle (1), the flight control module (7) is arranged on the body of the unmanned aerial vehicle (1), and the wireless transmission module (8) is arranged above the flight control module (7);
the background server (3) comprises a target information database (9) and a sound wave information database (10);
the controller (2) is connected with the directional sound transmission module (4), the acquisition module (5), the range finder (6) and the flight control module (7) through a wireless transmission module (8), and the controller (2) directly calls data in a target information database (9) and a sound wave information database (10);
the directional sound transmission module (4) comprises a signal processing unit (11), a power amplification unit (12) and an ultrasonic transducer (13);
the target information that collection module (5) will gather transmits to controller (2) through wireless transmission module (8), data contrast is carried out with the data in target information database (9) to controller (2), if the data of gathering are unanimous with the data in the target information base, controller (2) issue instruction control unmanned aerial vehicle (1) for flight control module (7) and track and lock the target, transfer the sound wave information simultaneously from sound wave information database (10) and pass through directional sound transmission module (4) to the target transmission sound wave.
2. The system of claim 1, wherein: the signal processing unit (11) is used for acquiring a target audible sound signal, and performing filtering processing and carrier modulation on the target audible sound signal after integration processing to obtain a transmittable signal.
3. The system of claim 1, wherein: the ultrasonic transducer (13) is used for converting input electric power into mechanical power, namely ultrasonic wave, and then transmitting the mechanical power.
4. The system of claim 1, wherein: collection module (5) include high definition digtal camera (14), high definition digtal camera (14) are 4K high definition pixel, camera (14) carry on 4K wide-angle lens.
5. The system of claim 1, wherein: the distance measuring instrument (6) is a laser distance measuring instrument, the distance measurement of a target is realized by modulating certain parameter of laser, and the measuring range of the distance measuring instrument is 3.5-5000 meters.
6. The system of claim 2, wherein: the integration processing carries out double integration processing on the target audible signal, square root method parameters are initialized, the parameters meet the maximum parameter value of which the numerical value under the square root is not negative, and then square root processing is carried out on the target audible signal.
7. The system of claim 1, wherein: the flight control module (7) is used for controlling the flight of the unmanned aerial vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020858002.5U CN212921973U (en) | 2020-05-21 | 2020-05-21 | Dynamic directional tracking sound transmission automatic control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020858002.5U CN212921973U (en) | 2020-05-21 | 2020-05-21 | Dynamic directional tracking sound transmission automatic control system |
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| CN212921973U true CN212921973U (en) | 2021-04-09 |
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