RIS-assisted cell-free massive MIMO relying on reflection pattern modulation

Z Sui, HQ Ngo, T Van Chien… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
We propose reflection pattern modulation-aided reconfigurable intelligent surface (RPM-
RIS)-assisted cell-free massive multiple-input-multiple-output (CF-mMIMO) schemes for …

Successive interference cancellation aided bidirectional soft decision feedback equalization for otfs systems

Z Ye, S Yan, Z Sui, H Zhang… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
Soft decision feedback equalization (SDFE) paradigms are conceived for the orthogonal
time frequency space (OTFS) modulation in this letter. The proposed schemes are …

Multi-bit distributed detection of sparse stochastic signals over error-prone reporting channels

L Mao, S Yan, Z Sui, H Li - IEEE Transactions on Signal and …, 2024 - ieeexplore.ieee.org
We consider a distributed detection problem within a wireless sensor network (WSN), where
a substantial number of sensors cooperate to detect the existence of sparse stochastic …

Pairwise sequency index modulation with OTSM for green and robust single-carrier communications

A Doosti-Aref, C Masouros, E Basar… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
In this letter, inspired by the fundamental thoughts of sequency index modulation (SeIM) and
orthogonal time sequency multiplexing (OTSM), a novel technique is introduced for green …

CDMA/OTFS Sensing Outperforms Pure OTFS at the Same Communication Throughput

H Hawkins, C Xu, LL Yang… - IEEE Open Journal of …, 2025 - ieeexplore.ieee.org
There is a dearth of publications on the subject of spreading-aided Orthogonal Time
Frequency Space (OTFS) solutions, especially for Integrated Sensing and Communication …

Performance Analysis of OTSM under Hardware Impairments and Imperfect CSI

A Doosti-Aref, C Masouros, X Zhu… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Orthogonal time sequency multiplexing (OTSM) has been recently proposed as a single-
carrier waveform offering similar bit error rate to orthogonal time frequency space (OTFS) …

Unitary Approximate Message Passing Detector for OTSM System Based on Walsh-Hadamard Transform in LEO Satellite Communications

Z Deng, C **ng, W Shen, Y Wu… - IEEE Transactions on …, 2025 - ieeexplore.ieee.org
Low Earth orbit (LEO) satellite communication, as an essential technology in the 6 G era, still
faces challenges such as high path loss, severe Doppler shifts, multi-path propagation, link …

Joint Delay-Doppler Index Modulation for Orthogonal Time Frequency Space Modulation

YI Tek, E Basar - IEEE Transactions on Communications, 2024 - ieeexplore.ieee.org
Orthogonal time frequency space (OTFS) is a promising waveform with outstanding
performance in doubly-selective channels. Spreading information symbols across the entire …

Underwater acoustic signal denoising based on sparse TQWT and wavelet thresholding

J Yang, S Yan, LL Mao, Z Sui, W Wang, D Zeng - Digital Signal Processing, 2024 - Elsevier
The time-varying characteristics of the underwater environment lead to complicated
background noise in collected signals. To reduce the negative impact of noise, this paper …

Generalized Spatial Modulation Aided Affine Frequency Division Multiplexing

Z Sui, Z Liu, L Musavian, LL Yang, L Hanzo - arxiv preprint arxiv …, 2025 - arxiv.org
Generalized spatial modulation-aided affine frequency division multiplexing (GSM-AFDM) is
conceived for reliable multiple-input multiple-output (MIMO) communications over doubly …