Enhanced uplink coverage for 5G NR: Frequency-domain spectral shaping with spectral extension

IP Nasarre, T Levanen, K Pajukoski… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
This paper describes and investigates a novel concept of frequency-domain spectral
shaping (FDSS) with spectral extension for the uplink (UL) coverage enhancement in 5G …

Channel estimation and equalization in multiuser uplink OFDMA and SC-FDMA systems under transmitter RF impairments

A Kiayani, L Anttila, Y Zou… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Single-carrier frequency-division multiple access (SC-FDMA), which is a modified form of
orthogonal frequency-division multiple access (OFDMA), has been adopted as the uplink …

Exploiting double timescales for integrated sensing and communication with delay-Doppler alignment modulation

Z Xiao, Y Zeng, DWK Ng, F Wen - ICC 2023-IEEE International …, 2023 - ieeexplore.ieee.org
For integrated sensing and communication (ISAC) systems, the desired channel variables
by communication and sensing tasks vary with different timescales. For sensing, one is …

Channel Estimation and Peak‐to‐Average Power Ratio Analysis of Narrowband Internet of Things Uplink Systems

MS Ali, Y Li, MKH Jewel, OJ Famoriji… - … and Mobile Computing, 2018 - Wiley Online Library
Narrowband Internet of Things (NB‐IoT) is a cellular based promising low‐power wide‐area
network (LPWN) technology standardized by the 3rd Generation Partnership Project (3GPP) …

[HTML][HTML] On companding techniques for PAPR reduction in DCT SC-FDMA system in the presence of CFOs

NB Ali, SR Kondamuri, VSG Thadikemalla… - Alexandria Engineering …, 2023 - Elsevier
In the single carrier frequency division multiple access (SC-FDMA) system, the use of
discrete cosine transform (DCT) instead of discrete Fourier transform (DFT) has shown …

Multi-user CFOs estimation for SC-FDMA system over frequency selective fading channels

S Kumar, S Majhi, C Yuen - IEEE Access, 2018 - ieeexplore.ieee.org
Frequency synchronization in single-carrier frequency division multiple access (SC-FDMA)
uplink system is a challenging task due to the presence of different carrier frequency offsets …

[图书][B] Multi-carrier communication systems with examples in MATLAB: A new perspective

E Hassan - 2016 - books.google.com
Detailing the advantages and limitations of multi-carrier communication, this book proposes
possible solutions for these limitations. Multi-Carrier Communication Systems with Examples …

On improved DFT-based low-complexity channel estimation algorithms for LTE-based uplink NB-IoT systems

MS Ali, Y Li, S Chen, F Lin - Computer Communications, 2020 - Elsevier
Channel estimation is crucial to achieving wide-area coverage for ultra-low-cost and low-
power narrowband Internet of Things (NB-IoT) devices that are in coverage extremities …

Flexible subcarrier allocation for interleaved frequency division multiple access

Y Shao, SC Liew - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
Interleaved Frequency Division Multiple Access (IFDMA) and Orthogonal FDMA (OFDMA)
belong to a class of signal modulation and multiple-access techniques in which information …

Intersymbol interference resilient interleaving architecture for multi‐stream interleaved frequency division multiple access system

JA Kumar, SL Stuwart - International Journal of Communication …, 2023 - Wiley Online Library
A multi‐stream cyclic interleaving architecture for an interleaved frequency division multiple
access (IFDMA) system is proposed. The proposed scheme exploits the full benefits of …