Codebook-Based Beam Tracking for Conformal Array-Enabled UAV mmWave Networks
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2020.3005394
Abstract: Millimeter wave (mmWave) communications can potentially meet the high data-rate requirements of unmanned-aerial-vehicle (UAV) networks. However, as the prerequisite of mmWave communications, the narrow directional beam tracking is very challenging because of the 3-D mobility… read more here.
Keywords: array; codebook based; uav mmwave; beam ... See more keywords
Beam Tracking for UAV Mounted SatCom on-the-Move With Massive Antenna Array
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Journal on Selected Areas in Communications"
DOI: 10.1109/jsac.2018.2804239
Abstract: Unmanned aerial vehicle (UAV)-satellite communication has drawn dramatic attention for its potential to build the integrated space-air-ground network and the seamless wide-area coverage. A key challenge to UAV-satellite communication is its unstable beam pointing due… read more here.
Keywords: array; antenna array; beam tracking; satcom move ... See more keywords
Attitude Information Aided mmWave Beam Tracking Based on Codebook
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2022.3156821
Abstract: Beam tracking can be utilized to compensate for beam misalignment and avoid performance degradation in millimeter wave (mmWave) systems. In order to reduce the training overhead, attitude information obtained from motion sensors has been proposed… read more here.
Keywords: beam; information aided; beam tracking; attitude information ... See more keywords
Data-Driven Beam Tracking for Mobile Millimeter-Wave Communication Systems Without Channel Estimation
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2021.3113911
Abstract: In order to guarantee the reliability of millimeter-wave communication under user mobility, fast beam tracking is essential to adapt the beamforming vectors in time-varying beamspace channels. To find the best beam alignment, traditional exhaustive search… read more here.
Keywords: data driven; millimeter wave; driven beam; beam tracking ... See more keywords
Deep Learning-Based Beam Tracking for Millimeter-Wave Communications Under Mobility
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2021.3107526
Abstract: In this paper, we propose a deep learning-based beam tracking method for millimeter-wave (mmWave) communications. Beam tracking is employed for transmitting the known symbols using the sounding beams and tracking time-varying channels to maintain a… read more here.
Keywords: deep learning; millimeter wave; learning based; beam tracking ... See more keywords
KF-LSTM Based Beam Tracking for UAV-Assisted mmWave HSR Wireless Networks
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3187978
Abstract: Owing to the deployment flexibility, unmanned aerial vehicles (UAVs), equipped with lightweight base stations (BSs), provide a new paradigm for wireless access from the sky to temporarily complement terrestrial networks, which bring benefits to many… read more here.
Keywords: beam; uav assisted; lstm based; hsr wireless ... See more keywords
Deep Recurrent Q-Network Methods for mmWave Beam Tracking systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3200356
Abstract: This article studies a reinforcement learning (RL) approach for beam tracking problems in millimeter-wave massive multiple-input multiple-output (MIMO) systems. Entire beam sweeping in traditional beam training problems is intractable due to prohibitive search overheads. To… read more here.
Keywords: beam; network methods; deep recurrent; recurrent network ... See more keywords
Beam-Tracking Technique for IRS-Assisted mmWave Cellular Systems With Uniform Planar Array
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3232795
Abstract: In this article, a beam-tracking technique is proposed for millimeter-wave (mmWave) cellular systems with an intelligent reflective surface (IRS). A preamble design technique for IRS-assisted cellular systems is proposed using the complex conjugate property of… read more here.
Keywords: technique; tracking technique; mmwave cellular; cellular systems ... See more keywords
Machine-Learning Beam Tracking and Weight Optimization for mmWave Multi-UAV Links
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2021.3068206
Abstract: Millimeter-wave (mmWave) hybrid analog-digital beamforming is a promising approach to satisfy the low-latency constraint in multiple unmanned aerial vehicles (UAVs) systems, which serve as network infrastructure for flexible deployment. However, in highly dynamic multi-UAV environments,… read more here.
Keywords: multi uav; beam; machine learning; analog beams ... See more keywords
Computer Vision-Aided Reconfigurable Intelligent Surface-Based Beam Tracking: Prototyping and Experimental Results
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2023.3264752
Abstract: In this paper, we propose a novel computer vision-based approach to aid Reconfigurable Intelligent Surface (RIS) for dynamic beam tracking and then implement the corresponding prototype verification system. A camera is attached at the RIS… read more here.
Keywords: intelligent surface; beam; computer vision; reconfigurable intelligent ... See more keywords
Demonstration of >1Tbit/s WDM OWC with wavelength-transparent beam tracking-and-steering capability.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.436239
Abstract: Beam tracking-and-steering is crucial for the operation of high-speed, narrow beam, optical wireless communication (OWC) systems. Using a system based on two sets of low-cost cameras for continuous beam tracking and a set of mirrors… read more here.
Keywords: wdm owc; demonstration 1tbit; beam tracking; tracking steering ... See more keywords