Estimation of doubly-dispersive channels in linearly precoded multicarrier systems using smoothness regularization

A Pfadler, T Szollmann, P Jung… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we propose a novel channel estimation scheme for pulse-shaped multicarrier
systems using smoothness regularization for ultra-reliable low-latency communication …

A Robust Extended Hybrid Carrier System for the Next Generation Wireless Communications

G Song, X Fang, X Sha - IEEE Transactions on Vehicular …, 2023 - ieeexplore.ieee.org
The hybrid carrier (HC) system attracts attention as a fusion of the single carrier system and
the multi-carrier system. In this article, we propose an extended hybrid carrier (EHC) system …

Identical code‐data cyclic shift transmission for time‐dispersive channel

S Vasudevan, SL Stuwart - Transactions on Emerging …, 2024 - Wiley Online Library
Multiple access techniques working on time‐dispersive channels must employ spreading
codes with good correlation properties to minimize multipath interference and multiple …

Message-Passing Receiver for OCDM over Multi-Lag Multi-Doppler Channels

Y Liu, F Ji, M Wen, H Qing - arXiv preprint arXiv:2401.04358, 2024 - arxiv.org
As a new candidate waveform for the next generation wireless communications, orthogonal
chirp division multiplexing (OCDM) has attracted growing attention for its ability to achieve …

SupportNet: a Deep Learning Based Channel Equalization Network for Multi-type Multipath Fading

Y Chen, H Li, S Zhuang, X Wei - Mobile Networks and Applications, 2023 - Springer
High-speed moving receivers generate Doppler shift superimposed on multipath effects to
produce serious self-interference in the signal, direct channel equalization is more difficult …

An Iterative Channel Estimation Algorithm Based on OMP for OCDM Systems

T Zhan, T Ma, Y Yu, X Lei, J Zhou - IEEE Communications …, 2024 - ieeexplore.ieee.org
This letter proposes an iterative channel estimation algorithm based on orthogonal matching
pursuit (OMP) for orthogonal chirp division multiplexing (OCDM) systems, where the pilot …

On the Performance Analysis of Zero-Padding OFDM for Monostatic ISAC Systems

R Bomfin, M Chafii - arXiv preprint arXiv:2402.00182, 2024 - arxiv.org
This paper considers an integrated sensing and communication (ISAC) system with
monostatic radar functionality using a zero-padding orthogonal frequency division …

Waveform based on ZAC sequences

F Berggren, BM Popović - 2022 IEEE 95th Vehicular …, 2022 - ieeexplore.ieee.org
We propose a waveform wherein orthogonal basis functions are constructed from cyclically
shifted versions of a zero autocorrelation (ZAC) sequence. It is shown that the waveform can …

A robust extended hybrid carrier system for doubly selective channels

G Song, X Fang, X Sha - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
In this letter, we propose an extended hybrid carrier system to achieve reliable wireless
communication. The proposed scheme extends the power distribution design of the hybrid …

Advanced linear and deep learning based channel estimation techniques in doubly dispersive environments

AK Gizzini - 2021 - hal.science
Wireless communications revolution plays a significant role in facilitating several mobile
applications like unmanned aerial vehicles, high-speed railway, and vehicular …