3 papers
eess.SP2026
Joint Phase Noise and Off-Grid Channel Estimation for AFDM Systems via Sparse Bayesian Learning
You Xu, Huaijin Zhang, Lixia Xiao +2
In practical affine frequency division multiplexing (AFDM) systems, the intricate coupling of oscillator phase noise (PN) and off-grid fractional shifts traps conventional estimato…
math.CO2026
On the Scalability of Quasi-Complementary Sequence Sets: Quadratic and Cubic Laws
Huaning Liu, Lirong Guo, Zilong Liu
This work is concerned with the fundamental scaling laws of quasi-complementary sequence sets (QCSSs) by understanding how large the set size (denoted by ) can grow with the flo…
cs.IT2024
Sparse Zero Correlation Zone Arrays for Training Design in Spatial Modulation Systems
Cheng-Yu Pai, Zilong Liu, Chao-Yu Chen
This paper presents a novel training matrix design for spatial modulation (SM) systems, by introducing a new class of two-dimensional (2D) arrays called sparse zero correlation zon…