Distributed TwoDimensional MUSIC for Joint Range and Angle Estimation with Distributed FMCW MIMO Radars
Abstract
:1. Introduction
2. System Model for Distributed FMCW MIMO Radar System
2.1. Transmitted/Received Signal Model at Distributed FMCW MIMO Radar
2.2. Reconfiguration to Received Signals into DiscreteTime Signal Matrix
3. Distributed 2D MUSIC Algorithm for Joint Range and Angle Estimation
3.1. 2D MUSIC Algorithm with a Single FMCW MIMO Radar
3.2. Distributed 2D MUSIC Algorithm with Coordinate Transformation
Algorithm 1 Distributed 2D MUSIC algorithm with coordinate transformation 

3.3. Discussion
4. Simulation Results
4.1. The 2D MUSICBased Radar Image Comparison
4.2. Mean Square Error Comparison
5. Experiment Results
6. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
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Parameter  Value 

Type of Signal waveform  Linear Chirped waveform 
Chirp BW  1798.82 (Mhz) 
Number of Chirps per frame  256 
Number of Chirp Loops  120 
Range resolution  0.1953 (m) 
Velocity resolution  0.0472 (m/s) 
Tx power  12 dBm 
Sampling Rate  10,000 ksps 
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Seo, J.; Lee, J.; Park, J.; Kim, H.; You, S. Distributed TwoDimensional MUSIC for Joint Range and Angle Estimation with Distributed FMCW MIMO Radars. Sensors 2021, 21, 7618. https://doi.org/10.3390/s21227618
Seo J, Lee J, Park J, Kim H, You S. Distributed TwoDimensional MUSIC for Joint Range and Angle Estimation with Distributed FMCW MIMO Radars. Sensors. 2021; 21(22):7618. https://doi.org/10.3390/s21227618
Chicago/Turabian StyleSeo, Jiho, Jonghyeok Lee, Jaehyun Park, Hyungju Kim, and Sungjin You. 2021. "Distributed TwoDimensional MUSIC for Joint Range and Angle Estimation with Distributed FMCW MIMO Radars" Sensors 21, no. 22: 7618. https://doi.org/10.3390/s21227618