Search Results - "Tsimenidis, Charalampos C."

Closed-Form Bit Error Probability of ZF Detection for OFDM-M-MIMO Systems Using Effective Noise PDF by Chumchewkul, Ditsapon, Tsimenidis, Charalampos C.

“…This paper derives the closed-form bit error probability (BEP) of massive multiple-input, multiple-output (M-MIMO) systems using orthogonal frequency-division…”
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Performance Analysis of Block/Zero-Comb Pilot and Nonzero-Comb Pilot Over MIMO-PLC Systems by Zhang, Shirui, Tsimenidis, Charalampos C.

“…In this paper, we consider Power Line Communications (PLC) for Smart Grid (SG) using Multiple-Input Multiple-Output and Orthogonal Frequency Division…”
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Performance Analysis of MICS-Based RF Wireless Power Transfer System for Implantable Medical Devices by Abdulfattah, Ahmad N., Tsimenidis, Charalampos C., Al-Jewad, Bessam Z., Yakovlev, Alex

“…In medical applications, implant devices are used to measure and remotely transmit the human biological signals to off-body devices. To date, providing the…”
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Spread-Spectrum Techniques for Bio-Friendly Underwater Acoustic Communications by Sherlock, Benjamin, Neasham, Jeffrey A., Tsimenidis, Charalampos C.

“…This paper investigates techniques to mitigate the impact of acoustic communication signals on marine life, by minimizing source level and designing waveforms…”
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LiNEV: Visible Light Networking for Connected Vehicles by Saied, Osama, Kaiwartya, Omprakash, Aljaidi, Mohammad, Kumar, Sushil, Mahmud, Mufti, Kharel, Rupak, Al-Sallami, Farah, Tsimenidis, Charalampos C.

“…DC-biased optical orthogonal frequency division multiplexing (DCO-OFDM) has been introduced to visible light networking framework for connected vehicles…”
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LDPC-Coded Modulation Performance Analysis and System Design by Healy, Cornelius Tomas, Rawi, Anas Al, Tsimenidis, Charalampos C.

“…In this work, the low-density parity-check (LDPC)-coded modulation scheme which has been selected for inclusion in the next generation of International…”
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Efficient Machine Learning-Enhanced Channel Estimation for OFDM Systems by Jebur, Bilal A., Alkassar, Sinan H., Abdullah, Mohammed A. M., Tsimenidis, Charalampos C.

“…Recently much research work has focused on employing deep learning (DL) algorithms to perform channel estimation in the upcoming 6G communication systems…”
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Efficient Design of Selective Mapping and Partial Transmit Sequence Using T-OFDM by Ahmed, Mohammed Shweesh, Boussakta, Said, Al-Dweik, Arafat, Sharif, Bayan, Tsimenidis, Charalampos C.

“…Selective mapping (SLM) and partial transmit sequence (PTS) are attractive schemes for mitigating the high peak power inherent in orthogonal frequency division…”
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Efficient Low-Complexity Antenna Selection Algorithms in Multi-User Massive MIMO Systems With Matched Filter Precoding by Abdullah, Zaid, Tsimenidis, Charalampos C., Chen, Gaojie, Johnston, Martin, Chambers, Jonathon A.

“…In this work, two efficient low complexity Antenna Selection (AS) algorithms are proposed for downlink Multi-User (MU) Massive Multiple-Input Multiple-Output…”
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Performance Analysis of Opportunistic Scheduling in Dual-Hop Multiuser Underlay Cognitive Network in the Presence of Cochannel Interference by Hussein, Jamal Ahmed, Ikki, Salama S., Boussakta, Said, Tsimenidis, Charalampos C.

“…In this paper, the performance of a dual-hop multiuser underlay cognitive network is thoroughly investigated by using a decode-and-forward (DF) protocol at the…”
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Performance Analysis of Full-Duplex-MRC-MIMO With Self-Interference Cancellation Using Null-Space-Projection by Ahmed, Mohamad A., Tsimenidis, Charalampos C., Al Rawi, Anas F.

“…In this paper, the performance analysis of a full-duplex maximum ratio combining multiple-input multiple-output (FD-MRC-MIMO) system based on…”
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Performance Analysis of Coded Massive MIMO-OFDM Systems Using Effective Matrix Inversion by Al-Askery, Ali J., Tsimenidis, Charalampos C., Boussakta, Said, Chambers, Jonathon A.

“…In this paper, we derive the bit error rate and pairwise error probability (PEP) for massive multiple-input multiple-output orthogonal frequency-division…”
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A Cooperative Communication System With P-LDPC For Internet of Underwater Things by Al-Kadhimi, Aymen M., A. E. Abdelkareem, C. Tsimenidis, Charalampos

“…The acoustic communications are extremely challenging in underwater environments due to harsh conditions of this kind of nature. That medium's harshness…”
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Performance Analysis of a Multi-Hop UCRN With Co-Channel Interference by Hussein, Jamal Ahmed, Ikki, Salama S., Boussakta, Said, Tsimenidis, Charalampos C., Chambers, Jonathon

“…In this paper, the performance of a multi-hop underlay cognitive radio network (UCRN) is thoroughly assessed. The co-existence of a primary transceiver and…”
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OFDM Based on Low Complexity Transform to Increase Multipath Resilience and Reduce PAPR by Ahmed, M. S., Boussakta, S., Sharif, B. S., Tsimenidis, C. C.

“…This paper introduces a new multicarrier system using a low computational complexity transform that combines the Walsh-Hadamard transform (WHT) and the…”
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A Tight Upper Bound on the Performance of Iterative Detection and Decoding for Coded Full-Duplex SIMO Systems by Ahmed, Mohamad A., Tsimenidis, Charalampos C.

“…In this letter, we investigate a coded full-duplex (FD) bidirectional transceiver based on single-input multiple-output (SIMO). Iterative detection and…”
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Performance Enhancement of LDPC Codes Based on Protograph Construction in 5G-NR Standard by Al-Kadhimi, Aymen M., Abdulkareem, Ammar E., Tsimenidis, Charalampos C.

“…To meet the high throughput demands, the 3rd Generation Partnership Project has specified the low-density parity check (LDPC) codes in the fifth generation-new…”
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Ultra-low power m-sequence code generator for body sensor node applications by Abdulfattah, Ahmad N., Tsimenidis, Charalampos C., Yakovlev, Alex

“…In this paper, a design of low power m-sequence code generator is proposed. The efficiency of producing the code sequence within the region of sub-threshold…”
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Analysis and Modeling of Infrared Solar Rectennas by Sabaawi, A. M. A., Tsimenidis, C. C., Sharif, B. S.

“…In this paper, an investigation is presented into infrared nanoantennas for solar energy harvesting at 10-μm wavelength, where considerable solar energy is…”
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Selected mapping without side information for PAPR reduction in OFDM by Le Goff, S.Y., Al-Samahi, S.S., Boon Kien Khoo, Tsimenidis, C.C., Sharif, B.S.

“…Selected mapping (SLM) is a technique used to reduce the peak-to-average power ratio (PAPR) in orthogonal frequency-division multiplexing (OFDM) systems. SLM…”
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