Search Results - "Phan, T. Khoa"

IRS-Assisted High Mobility Communications Using OTFS Modulation by Bora, Amit Sravan, Phan, Khoa T., Hong, Yi

“…Intelligent reflecting surface (IRS) has emerged as a promising technology for fifth generation (5G) and beyond wireless networks that are expected to support…”
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An Edge-to-Cloud Virtualized Multimedia Service Platform for 5G Networks by Alvarez, Federico, Breitgand, David, Griffin, David, Andriani, Pasquale, Rizou, Stamatia, Zioulis, Nikolaos, Moscatelli, Francesca, Serrano, Javier, Keltsch, Madeleine, Trakadas, Panagiotis, Phan, T. Khoa, Weit, Avi, Acar, Ugur, Prieto, Oscar, Iadanza, Francesco, Carrozzo, Gino, Koumaras, Harilaos, Zarpalas, Dimitrios, Jimenez, David

“…The focus of research into 5G networks to date has been largely on the required advances in network architectures, technologies, and infrastructures. Less…”
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Throughput Analysis of Buffer-Aided Decode-and-Forward Wireless Relaying with RF Energy Harvesting by Huynh, Phat, Phan, Khoa T, Liu, Bo, Ross, Robert

“…In this paper, we investigated a buffer-aided decode-and-forward (DF) wireless relaying system over fading channels, where the source and relay harvest…”
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Interference Cancellation and Iterative Detection for Orthogonal Time Frequency Space Modulation by Raviteja, P., Phan, Khoa T., Hong, Yi, Viterbo, Emanuele

“…The recently proposed orthogonal time-frequency-space (OTFS) modulation technique was shown to provide significant error performance advantages over orthogonal…”
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Embedded Pilot-Aided Channel Estimation for OTFS in Delay-Doppler Channels by Raviteja, P., Phan, Khoa T., Hong, Yi

“…Orthogonal time frequency space (OTFS) modulation was shown to provide significant error performance advantages over orthogonal frequency division multiplexing…”
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Generative and Contrastive Self-Supervised Learning for Graph Anomaly Detection by Zheng, Yu, Jin, Ming, Liu, Yixin, Chi, Lianhua, Phan, Khoa T., Chen, Yi-Ping Phoebe

“…Anomaly detection from graph data has drawn much attention due to its practical significance in many critical applications including cybersecurity, finance,…”
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Diversity Analysis of OTFS Over Block Time-Varying Channels by Bora, Amit Sravan, Phan, Khoa T., Hong, Yi

“…Orthogonal time frequency space (OTFS) modulation exhibits excellent performance in time-varying channels with severe Doppler shifts. Diversity analysis is an…”
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Mitigating Spatial Correlation in MIMO-OTFS by Bora, Amit Sravan, Phan, Khoa T., Hong, Yi

“…In this article, we present an in-depth analysis of whitening methods for mitigating the spatial correlation in a multiple-input multiple-output orthogonal…”
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Orthogonal Time Frequency Space (OTFS) Modulation Based Radar System by Raviteja, P., Phan, Khoa T., Hong, Yi, Viterbo, Emanuele

“…Orthogonal time frequency space (OTFS) modulation was proposed to tackle the destructive Doppler effects in wireless communications, with potential…”
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Correlation-Aware Spatial-Temporal Graph Learning for Multivariate Time-Series Anomaly Detection by Zheng, Yu, Koh, Huan Yee, Jin, Ming, Chi, Lianhua, Phan, Khoa T., Pan, Shirui, Chen, Yi-Ping Phoebe, Xiang, Wei

“…Multivariate time-series anomaly detection is critically important in many applications, including retail, transportation, power grid, and water treatment…”
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Adaptive Resource Allocation for Secure Two-Hop Relaying Communication by Phan, Khoa T., Hong, Yi, Viterbo, Emanuele

“…In this paper, we develop novel transmission schemes for secure dual-hop Alice-Ray-Bob relaying communication over fading channels in the presence of a passive…”
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A comprehensive review of federated learning for COVID‐19 detection by Naz, Sadaf, Phan, Khoa T., Chen, Yi‐Ping Phoebe

“…The coronavirus of 2019 (COVID‐19) was declared a global pandemic by World Health Organization in March 2020. Effective testing is crucial to slow the spread…”
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Countering Eavesdroppers With Meta- Learning-Based Cooperative Ambient Backscatter Communications by Chu, Nam H., Huynh, Nguyen Van, Nguyen, Diep N., Hoang, Dinh Thai, Gong, Shimin, Shu, Tao, Dutkiewicz, Eryk, Phan, Khoa T.

“…This article introduces a novel lightweight framework using ambient backscattering communications to counter eavesdroppers. In particular, our framework…”
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Low-complexity iterative detection for orthogonal time frequency space modulation by Raviteja, P., Phan, Khoa T., Jin, Qianyu, Hong, Yi, Viterbo, Emanuele

“…We elaborate on the recently proposed orthogonal time frequency space (OTFS) modulation technique, which provides significant advantages over orthogonal…”
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Energy-Efficient Dual-Hop Internet of Things Communications Network With Delay-Outage Constraints by Phan, Khoa T., Huynh, Phat, Nguyen, Diep N., Ngo, Duy T., Hong, Yi, Le-Ngoc, Tho

“…This article considers a dual-hop Internet of Things communications network where sensor nodes transmit data to a gateway either directly or via other nodes…”
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Physical Layer Security in IRS-Assisted Cache-Enabled Satellite Communication Networks by Ngo, Quynh T., Phan, Khoa T., Mahmood, Abdun, Xiang, Wei

“…This paper presents a comprehensive analysis of the physical layer security performance of a cache-enabled satellite communication network that incorporates…”
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Spectrum Sharing in Wireless Networks via QoS-Aware Secondary Multicast Beamforming by Phan, K.T., Vorobyov, S.A., Sidiropoulos, N.D., Tellambura, C.

“…Secondary spectrum usage has the potential to considerably increase spectrum utilization. In this paper, quality-of-service (QoS)-aware spectrum underlay of a…”
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Optimal Scheduling over Time-Varying Channels with Traffic Admission Control: Structural Results and Online Learning Algorithms by Phan, Khoa T., Tho Le-Ngoc, van der Schaar, Mihaela, Fangwen Fu

“…This work studies the joint scheduling- admission control (SAC) problem for a single user over a fading channel. Specifically, the SAC problem is formulated as…”
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Power allocation in wireless multi-user relay networks by Phan, K.T., Tho Le-Ngoc, Vorobyov, S.A., Tellambura, C.

“…In this paper, we consider an amplify-and-forward wireless relay system where multiple source nodes communicate with their corresponding destination nodes with…”
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Energy-based Proportional Fairness for Task Offloading and Resource Allocation in Edge Computing by Vu, Thai T., Hoang, Dinh Thai, Phan, Khoa T., Nguyen, Diep N., Dutkiewicz, Eryk

“…By executing offloaded tasks from mobile users, edge computing augments mobile devices with computing/communications resources from edge nodes (ENs), enabling…”
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