Four-dimensional high-resolution automotive radar imaging exploiting joint sparse-frequency and sparse-array design

S Sun, YD Zhang - ICASSP 2021-2021 IEEE International …, 2021 - ieeexplore.ieee.org
… considered constant in one burst cycle T because of the short duration of the burst pulses.
Range … Weigel, “A scalable 77 GHz massive MIMO FMCW radar by cascading fully-integrated …

Auto-CsiNet: Scenario-customized Automatic Neural Network Architecture Generation for Massive MIMO CSI Feedback

X Li, J Guo, CK Wen, S Jin - IEEE Transactions on Wireless …, 2024 - ieeexplore.ieee.org
… -quality precoding in massive MIMO systems is challenging … FDD massive MIMO systems,”
IEEE Wirel. Commun. Lett., vol. … -uniform burst-sparsity learning for massive MIMO channel …

Multi-scale attention based channel estimation for RIS-aided massive MIMO systems

J Xiao, J Wang, Z Wang, W Xie… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
… The CS-based channel estimation need found the pure sparse representation to avoid the
… the most sparse representation of the channel especially for dynamic sparsity channel in the …

[图书][B] Performance Analysis of Massive MIMO in Non-Ideal Settings

N Kolomvakis - 2015 - search.proquest.com
… Recent years have witnessed an unprecedented explosion … We begin with by studying the
impact of IQI on massive MIMO … impact of sparse propagation channels on massive MIMO by …

MIMO-RSFT radar: A reduced complexity MIMO radar based on the Sparse Fourier Transform

S Wang, VM Patel, A Petropulu - 2017 IEEE radar conference …, 2017 - ieeexplore.ieee.org
… radar is its implementation cost, stemming from the large number of transmit and receive …
This paper proposes MIMO-RSFT radar, a MIMO radar which employs the Realistic Sparse

OFDM radar space-time adaptive processing by exploiting spatio-temporal sparsity

S Sen - IEEE Transactions on Signal Processing, 2012 - ieeexplore.ieee.org
… are inherently sparse in the spatio-temporal domain. Hence, we exploit that sparsity to …
Let fc be the carrier frequency of operation; then a coherent burst of N transmitted pulses is …

Multi-Domain Channel Estimation in SM-OTFS for Beyond 5G Wireless Systems

M Jayaram, R Abhishek, AC Jenifer… - 2023 International …, 2023 - ieeexplore.ieee.org
… The pilot compression and feedback signalling for channel estimation in FDD massive MIMO
… zero burst will commence. Through a lifting transformation procedure, the burst sparsity is …

4D automotive radar sensing for autonomous vehicles: A sparsity-oriented approach

S Sun, YD Zhang - IEEE Journal of Selected Topics in Signal …, 2021 - ieeexplore.ieee.org
… In the above equation, the received range data ym in the m-th burst cycle is multiplied with
sparse weights w before Fourier transform is performed to get range spectrum. According to …

Special Issue “Massive MIMO and mm-Wave Communications”

G Romano - Sensors, 2022 - mdpi.com
… the growing demand of data traffic and the explosion of the number of devices that need to
… The authors propose a solution that exploits the sparsity of the mm-Wave MIMO channel, …

CSI Feedback for Massive MIMO Communication Systems Based on Joint Convolutional-Coordinate Attention Neural Networks Algorithm

S Yang, Y Li, L Liu, B Wang, X Li… - 2023 IEEE 23rd …, 2023 - ieeexplore.ieee.org
… of heavily-relying on channel sparsity , the lack of feedback … for implementing CSI feedback
in massive MIMO systems. By … disappearance" and "gradient explosion" caused by the …