RF impairments in wireless transceivers: Phase noise, CFO, and IQ imbalance–A survey

A Mohammadian, C Tellambura - IEEE access, 2021 - ieeexplore.ieee.org
Wireless transceivers for mass-market applications must be cost effective. We may achieve
this goal by deploying non-ideal low-cost radio frequency (RF) analog components …

Semi-blind, training, and data-aided channel estimation schemes for MIMO-FBMC-OQAM systems

P Singh, HB Mishra, AK Jagannatham… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This paper considers and analyzes the performance of semiblind, training, and data-aided
channel estimation schemes for multiple-input multiple-output (MIMO) filter bank multicarrier …

Evaluation and analysis of FBMC/OQAM systems based on pulse shaping filters

HM Abdel-Atty, WA Raslan, AT Khalil - IEEE Access, 2020 - ieeexplore.ieee.org
Cyclic prefix orthogonal frequency division multiplexing (CP-OFDM) is the most widespread
multicarrier modulation scheme. However, the use of a rectangular filter in CP-OFDM causes …

Low-complexity LMMSE receiver design for practical-pulse-shaped MIMO-OTFS systems

P Singh, S Tiwari, R Budhiraja - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Orthogonal time frequency space modulation (OTFS) scheme establishes reliable
communication in a rapidly time-varying wireless channel with a high Doppler spread. We …

Bayesian learning-based doubly-selective sparse channel estimation for millimeter wave hybrid MIMO-FBMC-OQAM systems

S Srivastava, P Singh, AK Jagannatham… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
We design and analyse filter bank multicarrier (FBMC) offset quadrature amplitude
modulation (OQAM)-based millimeter wave (mmWave) hybrid multiple-input multiple-output …

Uplink sum-rate and power scaling laws for multi-user massive MIMO-FBMC systems

P Singh, HB Mishra, AK Jagannatham… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This paper analyses the performance of filter bank multicarrier (FBMC) signaling in
conjunction with offset quadrature amplitude modulation (OQAM) in multi-user (MU) massive …

Reducing pilot overhead: channel estimation with symbol repetition in MIMO-FBMC systems

D Kong, J Li, K Luo, T Jiang - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this article, we aim to reduce the pilot overhead of channel estimation in multiple input
multiple output (MIMO) systems employing filter bank multicarrier (FBMC). The key idea is …

Modulation classification for overlapped signals using deep learning

G Jajoo, P Singh - IEEE Open Journal of the Communications …, 2024 - ieeexplore.ieee.org
Modulation recognition (MR) plays a pivotal role in tasks encompassing spectrum
management, security enforcement, and interference mitigation. This research work …

SER analysis of MMSE combining for MIMO FBMC-OQAM systems with imperfect CSI

P Singh, R Budhiraja… - IEEE Communications …, 2018 - ieeexplore.ieee.org
We derive post-processing signal-to-noise-plus-interference-ratio (PP-SINR) for minimum
mean square error (MMSE) combining in multiple-input multiple-output (MIMO) filter bank …

Joint CFO and highly frequency selective channel estimation in FBMC/OQAM systems

M Besseghier, AB Djebbar, E Kofidis - Digital Signal Processing, 2022 - Elsevier
Abstract Filter Bank-based Multicarrier with Offset Quadrature Amplitude Modulation
(FBMC/OQAM) has been considered as an alternative waveform to the conventional Cyclic …