Sub-Nyquist Sampling and Gridless Frequency Estimation Based on Channelization
W Zhang, X Cui, Z Zhao, X Zhao - IEEE Signal Processing …, 2023 - ieeexplore.ieee.org
Gridless compressed sensing technology mainly relies on multi-coset sampling method.
Considering the difficulties it faces in practice, we propose an improved multi-coset sampling …
Considering the difficulties it faces in practice, we propose an improved multi-coset sampling …
Aliased Frequency Estimation by Using Two Coprime Sub-Nyquist Sampling Rates
W Zhang, X Cui, Z Zhao, M Lu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this brief, we propose a sub-Nyquist frequency estimation method, which aims to increase
the instantaneous bandwidth of discrete Fourier transform (DFT) based digital wideband …
the instantaneous bandwidth of discrete Fourier transform (DFT) based digital wideband …