A Direction-finding System Based on 2D MUSIC Algorithm
Liang Zhen-heng
Abstract
Liang Zhen-heng
Abstract
The technology of spatial spectrum estimation has the excellent performance of high precision and high resolution in direction-finding. Based on multi-channel receiver and array signal processing technique, the technology can obtain the different DOAs of multi-signal with the same frequency simultaneously. Aiming at the MUSIC algorithm, the typical algorithm of spatial spectrum estimation, a DF system based on 2D MUSIC algorithm is introduced. The hardware structure and working principle of the system are described, and finally the experimental data is presented.
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The technology of spatial spectrum estimation has the excellent performance of high precision and high resolution in direction-finding. Based on multi-channel receiver and array signal processing technique, the technology can obtain the different DOAs of multi-signal with the same frequency simultaneously. Aiming at the MUSIC algorithm, the typical algorithm of spatial spectrum estimation, a DF system based on 2D MUSIC algorithm is introduced. The hardware structure and working principle of the system are described, and finally the experimental data is presented.
Key concepts: Computer science, Direction finding, Multiple signal classification, Algorithm, SIGNAL (programming language), Channel (broadcasting), Signal processing, Direction of arrival