Optimal power allocation for SCMA downlink systems based on maximum capacity

S Han, Y Huang, W Meng, C Li, N Xu… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Sparse code multiple access (SCMA) is a novel type of non-orthogonal multiple access
technology that combines the concepts of CDMA and OFDMA. The advantages of SCMA …

Preamble-based estimation of highly frequency selective channels in FBMC/OQAM systems

E Kofidis - IEEE Transactions on Signal Processing, 2016 - ieeexplore.ieee.org
Channel estimation in multicarrier systems employing filter banks with offset quadrature
amplitude modulation (FBMC/OQAM) is far less easy compared to orthogonal frequency …

Efficient energy detection methods for spectrum sensing under non-flat spectral characteristics

S Dikmese, PC Sofotasios, T Ihalainen… - IEEE Journal on …, 2014 - ieeexplore.ieee.org
Cognitive radio is an emerging wireless technology that is capable of efficiently coordinating
the use of the currently scarce spectrum resources, and spectrum sensing constitutes its …

Wideband spectrum sensing by model order selection

A Mariani, A Giorgetti, M Chiani - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Spectrum sensing is an essential functionality in cognitive radio (CR) systems allowing us to
discover spectrum opportunities and enabling primary user (PU) protection. Wideband …

Performance analysis of some timing offset equalizers for FBMC/OQAM systems

D Mattera, M Tanda, M Bellanger - Signal Processing, 2015 - Elsevier
The requirements of future wireless networks lead to reconsidering the physical layer and,
particularly the respective merits of the major multicarrier transmission techniques, OFDM …

Preamble-based estimation of highly frequency selective channels in MIMO-FBMC/OQAM systems

E Kofidis - Proceedings of European wireless 2015; 21th …, 2015 - ieeexplore.ieee.org
Filter bank-based multicarrier systems using offset quadrature amplitude modulation
(FBMC/OQAM) are among the top candidates for replacing orthogonal frequency division …

Channel estimation in filter bank-based multicarrier systems: Challenges and solutions

E Kofidis - … Symposium on Communications, Control and Signal …, 2014 - ieeexplore.ieee.org
Filter bank-based multicarrier (FBMC) techniques have attracted a lot of interest in the last
decade as a competitive alternative to the long established OFDM, particularly in wireless …

Short preamble-based estimation of highly frequency selective channels in FBMC/OQAM

E Kofidis - 2014 IEEE International Conference on Acoustics …, 2014 - ieeexplore.ieee.org
Channel estimation in multicarrier systems employing filter banks with offset quadrature
amplitude modulation (FBMC/OQAM) is known to face challenges related to the interference …

Enhanced OFDM for fragmented spectrum use in 5G systems

AE Loulou, M Renfors - Transactions on Emerging …, 2015 - Wiley Online Library
Most of the recent and emerging wireless systems have selected orthogonal frequency
division multiplexing (OFDM) scheme as the basis for the physical layer due to its flexibility …

Peak to average power ratio (PAPR) reduction in filter bank multicarrier (FBMC) and orthogonal frequency division multicarrier (OFDM) based visible light …

HF Abdalla, ES Hassan, MI Dessouky - Journal of Optical …, 2024 - degruyter.com
Filter bank multicarrier (FBMC) is a new waveform candidate in the visible light
communication system (VLC). FBMC is a particular sort of multi-carrier modulation that can …