Browse by UCL people
Group by: Type | Date
Number of items: 61.
Article
Li, Shuangyang;
Yuksel, Melda;
Xu, Tongyang;
Sugiura, Shinya;
Yuan, Jinhong;
Caire, Giuseppe;
Hanzo, Lajos;
(2026)
Faster-Than-Nyquist Signaling for Next-Generation Wireless: Principles, Applications, and Challenges.
IEEE Communications Standards Magazine
pp. 1-9.
10.1109/mcomstd.2025.3649943.
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Liu, Z;
Xu, T;
Jin, C;
Xu, T;
Tan, M;
Zhao, J;
Liu, T;
(2022)
Analytical optimization of wideband nonlinear optical fiber communication systems.
Optics Express
, 30
(7)
pp. 11345-11359.
10.1364/OE.453307.
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Shao, C;
Xu, T;
Wang, X;
(2025)
InMAC: An Interference-Aware MAC Protocol for 2.4 GHz LoRaWAN.
IEEE Internet of Things Journal
10.1109/JIOT.2025.3641235.
(In press).
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Xu, T;
(2021)
Waveform-Defined Security: A Low-Cost Framework for Secure Communications.
IEEE Internet of Things Journal
p. 1.
10.1109/jiot.2021.3127726.
(In press).
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Xu, T;
Xu, T;
Darwazeh, I;
(2021)
Deep intelligent spectral labelling and receiver signal distribution for optical links.
Optics Express
, 29
(24)
, Article 39611. 10.1364/OE.422849.
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Xu, Tongyang;
Liu, Fan;
Masouros, Christos;
Darwazeh, Izzat;
(2022)
An Experimental Proof of Concept for Integrated Sensing and Communications Waveform Design.
IEEE Open Journal of the Communications Society
, 3
pp. 1643-1655.
10.1109/ojcoms.2022.3209641.
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Xu, T;
Darwazeh, I;
(2018)
Non-Orthogonal Narrowband Internet of Things: A Design for Saving Bandwidth and Doubling the Number of Connected Devices.
IEEE Internet of Things Journal
, 5
(3)
pp. 2120-2129.
10.1109/JIOT.2018.2825098.
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Xu, T;
Darwazeh, I;
(2016)
Transmission Experiment of Bandwidth Compressed Carrier Aggregation in a Realistic Fading Channel.
IEEE Transactions on Vehicular Technology
(99)
10.1109/TVT.2016.2607523.
(In press).
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Xu, T;
Ghannam, H;
Darwazeh, I;
(2018)
Practical Evaluations of SEFDM: Timing Offset and Multipath Impairments.
Infocommunications Journal
, 2018
(4)
pp. 2-9.
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Xu, T;
Masouros, C;
Darwazeh, I;
(2020)
Design and Prototyping of Hybrid Analog–Digital Multiuser MIMO Beamforming for Nonorthogonal Signals.
IEEE Internet of Things Journal
, 7
(3)
pp. 1872-1883.
10.1109/JIOT.2019.2956872.
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Xu, T;
Masouros, C;
Darwazeh, I;
(2019)
Waveform and Space Precoding for Next Generation Downlink Narrowband IoT.
IEEE Internet of Things Journal
(In press).
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Xu, T;
Mikroulis, S;
Mitchell, JE;
Darwazeh, I;
(2016)
Bandwidth Compressed Waveform for 60 GHz Millimeter-Wave Radio over Fiber Experiment.
Journal of Lightwave Technology
, 34
(14)
pp. 3458-3465.
10.1109/JLT.2016.2565560.
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Xu, T;
Xu, T;
Bayvel, P;
Darwazeh, I;
(2019)
Non-Orthogonal Signal Transmission Over Nonlinear Optical Channels.
IEEE Photonics Journal
, 11
(3)
, Article 7203313. 10.1109/JPHOT.2019.2904960.
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Zhang, Yu;
Masouros, Christos;
Xu, Tongyang;
(2025)
Zero-Power Integrated Sensing and Communication in Smart Healthcare Environments.
IEEE Transactions on Cognitive Communications and Networking
p. 1.
10.1109/tccn.2025.3573413.
(In press).
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Proceedings paper
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Chen, Y;
Xu, T;
Xu, T;
(2025)
Multicarrier Signal Unfolding for 25% Capacity Improvement in Optical Fiber Transmission.
In:
Proceedings of the 2025 IEEE/CIC International Conference on Communications in China (ICCC).
IEEE: Shanghai, China.
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Liu, Z;
Xu, T;
Ding, J;
Zhang, Y;
Li, M;
Xu, T;
Liu, T;
(2021)
Accuracy of EGN model in ultra-wideband optical fiber communication systems.
In: Li, W and Hofmann, WH and Su, Y, (eds.)
Semiconductor Lasers and Applications XI.
SPIE: Nantong, Jiangsu, China.
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Liu, X;
Xu, T;
Darwazeh, I;
(2020)
Coexistence of orthogonal and nonorthogonal multicarrier signals in beyond 5G scenarios.
In:
2020 2nd 6G Wireless Summit (6G SUMMIT).
IEEE: Levi, Finland, Finland.
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Ozan, W;
Ghannam, H;
Xu, T;
Haigh, P;
Darwazeh, I;
(2018)
Experimental Evaluation of Channel Estimation and Equalisation in Non-Orthogonal FDM Systems.
In:
2018 11th International Symposium on Communication Systems, Networks & Digital Signal Processing (CSNDSP).
IEEE
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Qi, J;
Xu, T;
Liu, Z;
Jin, C;
Xu, T;
Li, L;
Kanthan, L;
... Liu, T; + view all
(2022)
Amplifier Limited Information Rates in High-Speed Optical Fiber Communication Systems.
In:
Optoelectronic Devices and Integration XI.
SPIE
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Qiu, X;
Lit, Z;
Sun, X;
Xu, T;
(2020)
A lightweight intelligent authentication approach for intrusion detection.
In:
Proceedings of 2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications.
IEEE: London, UK.
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Shao, C;
Tsukamoto, K;
Ma, YW;
Muta, O;
Du, Q;
Xu, T;
(2025)
DeLoRa: Dead-Zone LoRa Communication via Chirp Redundancy.
In:
2025 7th International Conference on Computer Communication and the Internet (ICCCI).
(pp. pp. 5-10).
IEEE: Tokushima, Japan.
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Wei, Z;
Masouros, C;
Xu, T;
(2021)
Constructive Interference based Joint Combiner and Precoder Design in Multiuser MIMO Systems.
In:
2021 IEEE International Conference on Communications Workshops (ICC Workshops).
IEEE: Montreal, QC, Canada.
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Wei, Z;
Masouros, C;
Liu, F;
Xu, T;
(2020)
Optimal Closed-Form Designs for Directional Modulation with Practical Hardware Limitations.
In:
Proceedings of the GLOBECOM 2020 - 2020 IEEE Global Communications Conference.
(pp. pp. 1-6).
The Institute of Electrical and Electronics Engineers (IEEE)
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Wei, Z;
Masouros, C;
Xu, T;
Wong, K-K;
(2020)
Robust Interference Exploitation for Multi-Cell Transmission.
In:
2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications.
(pp. pp. 1-6).
IEEE: London, UK.
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Xu, T;
(2021)
Waveform-Defined Privacy: A Signal Solution to Protect Wireless Sensing.
In:
IEEE Vehicular Technology Conference.
IEEE
(In press).
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Xu, T;
Darwazeh, I;
(2025)
NOFS: A Non-Orthogonal Frequency Shaping Waveform to Break the Fast-OFDM Limit.
In:
2025 31st International Conference on Telecommunications (ICT).
IEEE: Budva, Montenegro.
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Xu, T;
Darwazeh, I;
(2021)
Faster URLLC: Deep Learning Waveform Fingerprinting.
In:
2021 IEEE International Conference on Communications Workshops (ICC Workshops).
IEEE: Montreal, QC, Canada.
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Xu, T;
Masouros, C;
Darwazeh, I;
(2025)
Reliable, Secure, and Spectrally Efficient ISAC using Distributed Multiuser MIMO and Non-Orthogonal Waveform.
In:
Proceedings of IEEE Computer Society Annual Symposium on VLSI Isvlsi.
(pp. pp. 1-6).
IEEE
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Xu, T;
Wei, Z;
(2022)
Waveform Defence Against Deep Learning Generative Adversarial Network Attacks.
In:
Proceedings of the 2022 13th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2022.
(pp. pp. 503-508).
IEEE: Porto, Portugal.
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Xu, T;
(2021)
Waveform-Defined Security Enhancement via Signal Generation optimization.
In:
Proceedings of the 2020 IEEE Globecom Workshops (GC Wkshps).
IEEE: Taipei, Taiwan.
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Xu, T;
(2020)
Waveform-Defined Security: A Framework for Secure Communications.
In:
Proceedings of the 2020 12th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP).
IEEE: Porto, Portugal.
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Xu, T;
Darwazeh, I;
(2021)
Wavelet Classification for Non-Cooperative Non-Orthogonal Signal Communications.
In:
Proceedings of the 2020 IEEE Globecom Workshops (GC Wkshps).
IEEE: Taipei, Taiwan.
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Xu, T;
Darwazeh, I;
(2020)
Deep Learning for Over-the-Air Non-Orthogonal Signal Classification.
In:
Proceedings of IEEE 91st Vehicular Technology Conference: VTC2020-Spring.
IEEE: Antwerp, Belgium.
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Xu, T;
Darwazeh, I;
(2019)
DFT-spread spectrally efficient non-orthogonal FDMA.
In:
Proceedings - 2019 International Conference on Wireless Networks and Mobile Communications, WINCOM 2019.
IEEE: Fez, Morocco.
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Xu, T;
Darwazeh, I;
(2019)
Prototyping of Singular Value Reconstruction Precoding for Reliable Non-Orthogonal IoT Signals.
In:
Proceedings of IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC.
IEEE: Istanbul, Turkey,.
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Xu, T;
Darwazeh, I;
(2019)
Design and Prototyping of Neural Network Compression for Non-Orthogonal IoT Signals.
In:
Proceedings of IEEE Wireless Communications and Networking Conference (WCNC) - 2019.
IEEE: Marrakech, Morocco.
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Xu, T;
Darwazeh, I;
(2018)
Non-Orthogonal Waveform Scheduling for Next Generation Narrowband IoT.
In:
(Proceedings) IEEE GlobeCom.
IEEE
(In press).
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Xu, T;
Darwazeh, I;
(2018)
Half-Sinc Waveform Design for Narrowband IoT.
In:
2018 IEEE 29th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC).
IEEE
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Xu, T;
Darwazeh, I;
(2018)
Uplink Narrowband IoT Data Rate Improvement: Dense Modulation Formats or Non-Orthogonal Signal Waveforms?
In:
2018 IEEE 29th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC).
IEEE
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Xu, T;
Darwazeh, I;
(2018)
Experimental Validations on Self Interference Cancelled Non-Orthogonal SEFDM Signals.
In:
Proceedings of the 2018 IEEE 87th Vehicular Technology Conference (VTC Spring).
IEEE: Porto, Portugal.
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Xu, T;
Darwazeh, I;
(2017)
Multi-Sphere Decoding of Block Segmented SEFDM Signals with Large Number of Sub-Carriers and High Modulation Order.
In: Kobbane, A and Ibrahimi, K and Hadi, MY, (eds.)
Proceedings of 2017 International Conference on Wireless Networks and Mobile Communications (WINCOM).
IEEE: Rabat, Morocco.
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Xu, T;
Darwazeh, I;
(2017)
Bit Precision Study of A Non-Orthogonal Iterative Detector with FPGA Modelling Verification.
In:
Proceedings of 2017 IEEE 28th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC).
IEEE: Montreal, QC, Canada.
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Xu, T;
Darwazeh, I;
(2017)
Experimental Over-The-Air Testing for Coexistence of 4G and A Spectrally Efficient Non-Orthogonal Signal.
In:
Proceedings of 017 IEEE 28th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC).
IEEE: Montreal, QC, Canada.
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Xu, T;
Darwazeh, I;
(2017)
A Joint Waveform and Precoding Design for Non-orthogonal Multicarrier Signals.
In:
Proceedings of the IEEE Wireless Communications and Networking Conference (WCNC).
IEEE
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Xu, T;
Darwazeh, I;
(2016)
Nyquist-SEFDM: Pulse shaped multicarrier communication with sub-carrier spacing below the symbol rate.
In:
CSNDSP 2016: 10th International Symposium on Communication Systems, Networks and Digital Signal Processing [Proceedings].
Institute of Electrical and Electronics Engineers (IEEE)
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Xu, T;
Darwazeh, I;
(2016)
Experimental Validations of Bandwidth Compressed Multicarrier Signals.
In:
2016 IEEE 17th International Symposium on A World of Wireless, Mobile and Multimedia Networks (WoWMoM).
IEEE
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Xu, T;
Darwazeh, IZZAT;
(2020)
Non-Orthogonal Frequency Division Multiple Access.
In:
2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring).
IEEE: Antwerp, Belgium.
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Xu, T;
Izzat, D;
(2018)
Experiment for Non-Interfering Coexistence of Non-Orthogonal SEFDM Signals and LTE.
In:
Proceedings of CSNDSP 2018 : 11th IEEE/IET International Symposium on Communication Systems, Networks & Digital Signal Processing. IEEE.
IEEE: Budapest, Hungary.
(In press).
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Xu, T;
Izzat, D;
Hedaia, G;
(2018)
The First 15 Years of SEFDM: A Brief Survey.
In:
Proceedings of CSNDSP 2018 : 11th IEEE/IET International Symposium on Communication Systems, Networks & Digital Signal Processing. IEEE.
IEEE: Budapest, Hungary.
(In press).
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Xu, T;
Liu, F;
Li, A;
Masouros, C;
Darwazeh, I;
(2019)
Constructive Interference Precoding for Reliable Non-Orthogonal IoT Signaling.
In:
Proceedings of IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS).
Institute of Electrical and Electronics Engineers: Paris, France..
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Xu, T;
Xu, T;
Darwazeh, I;
(2019)
Deep Learning for Interference Cancellation in Non-orthogonal Signal Based Optical Communication Systems.
In: Chew, WC and He, S, (eds.)
Proceedings of the 2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama).
(pp. pp. 241-248).
IEEE: Toyama, Japan.
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Zhang, Y;
Shi, X;
Xu, T;
(2025)
Zero-Power Backscatter RFID for Healthcare Sensing and Robust Communication.
In:
Proceedings of ICC 2025 - IEEE International Conference on Communications.
(pp. pp. 4439-4444).
IEEE: Montréal, Canada.
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Zhang, Y;
Xu, T;
Ding, J;
Wang, Z;
Xu, T;
Zhao, J;
Liu, T;
(2021)
Carrier phase recovery in optical fiber communication systems using high-order modulation formats.
In: Li, W and Hofmann, WH and Su, Y, (eds.)
Semiconductor Lasers and Applications XI.
SPIE: Nantong, Jiangsu, China.
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Zhang, Y;
Xu, T;
Masouros, C;
Han, Z;
(2025)
Net-Zero Integrated Sensing and Communication in Backscatter Systems.
In:
Proceedings of the GLOBECOM 2024 - IEEE Global Communications Conference.
(pp. pp. 1894-1899).
IEEE
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Zhu, L;
Xu, T;
Darwazeh, I;
(2019)
Fast-OFDM transmission with duobinary 3-PSK modulation.
In:
Proceedings - 2019 International Conference on Wireless Networks and Mobile Communications, WINCOM 2019.
IEEE: Fez, Morocco.
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Poster
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Xu, T;
Darwazeh, I;
(2018)
Enhanced Narrowband IoT (eNB-IoT) Design and Implementation.
Presented at: IEEE 29th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), Bologna, Italy.
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Xu, T;
Darwazeh, I;
(2018)
Transmission Experiment of Bandwidth Compressed Carrier Aggregation in a R ealistic Fading Channel.
Presented at: IEEE VTC Spring Conference 2018, Porto-Portugal.
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Xu, T;
Masouros, C;
Darwazeh, I;
(2018)
Design and Prototype of Next Generation Internet of Things.
Presented at: IEEE Global Communications Conference (IEEE GLOBECOM 2018), Abu Dhabi, United Arab Emirates.
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Thesis
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Xu, T;
(2017)
Bandwidth Compressed Waveform and System Design for Wireless and Optical Communications: Theory and Practice.
Doctoral thesis , UCL (University College London).
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Exhibition
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Xu, T;
Ghannam, H;
Ozan, W;
Darwazeh, I;
(2018)
Demonstration of Real Time Bandwidth Compressed Signal Transmission at 2.4 GHz using Software Defined Radio (SDR).
[Exhibition].
Kalamata, Greece.
25-28 June 2018.
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Digital scholarly resource
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Grammenos, R;
Kapuśniak, K;
Nautiyal, T;
Xu, T;
(2020)
University College London Accelerates Simulations of Next-Generation Wireless Communications Algorithms with Parallel Computing.
[Digital scholarly resource].
https://uk.mathworks.com/company/user_stories/univ...
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