An Embedded Multichannel Sound Acquisition System for Drone Audition
نویسندگان
چکیده
Microphone array techniques can improve the acoustic sensing performance on drones, compared to use of a single microphone. However, multichannel sound acquisition systems are not available in current commercial drone platforms. We present an embedded and recording system with eight microphones mounted quadcopter. The is developed based Bela, computing for audio processing. record from multiple simultaneously; store data locally on-device processing; transmit via wireless communication ground terminal remote disclose technical details hardware, software design development system. implement two setups that place microphone at different locations body. experimental results obtained by state-of-the-art audition algorithms applied recorded flying drone. It shown ego-noise reduction achieved varies depending placement location target sound. This observation provides valuable insights hardware audition.
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ژورنال
عنوان ژورنال: IEEE Sensors Journal
سال: 2023
ISSN: ['1558-1748', '1530-437X']
DOI: https://doi.org/10.1109/jsen.2023.3273330