Reinforcement Learning in the Sky: A Survey on Enabling Intelligence in NTN-Based Communications
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3236801
Abstract: Non terrestrial networks (NTN) involving ‘in the sky’ objects such as low-earth orbit satellites, high altitude platform systems (HAPs) and Unmanned Aerial Vehicles (UAVs) are expected to be integral components of next generation cellular systems.… read more here.
Keywords: reinforcement learning; learning sky; survey; aided wireless ... See more keywords
Channel Estimation for Intelligent Reflecting Surface Aided Wireless Communications Using Conditional GAN
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2022.3169213
Abstract: Channel estimation is very challenging, especially in an intelligent reflecting surface (IRS)-aided wireless system. This letter proposes a deep learning (DL) based approach for IRS-assisted systems. Specifically, a conditional generative adversarial network (cGAN) is designed… read more here.
Keywords: intelligent reflecting; reflecting surface; channel estimation; aided wireless ... See more keywords
Placement Optimization for Multi-IRS-Aided Wireless Communications: An Adaptive Differential Evolution Algorithm
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2022.3151074
Abstract: Using intelligent reflecting surfaces (IRSs) is a promising approach to enhance the performance of wireless communication systems. In this letter, the placement optimization of multi-IRSs is investigated in multi-IRS-aided wireless communication systems, with the aim… read more here.
Keywords: placement optimization; optimization multi; irs aided; aided wireless ... See more keywords
A Robust IRS-Aided Wireless Information Surveillance Design With Bounded Channel Errors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2022.3197228
Abstract: This letter studies an intelligent reflecting surface (IRS)-aided wireless information surveillance system, in which the IRS is leveraged to help the legitimate receiver (LR) intercept the information transmitted from a suspicious transmitter (ST) to a… read more here.
Keywords: information; irs aided; wireless information; information surveillance ... See more keywords
On the Ergodic Secrecy Capacity of Intelligent Reflecting Surface Aided Wireless Powered Communication Systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2022.3199593
Abstract: This letter studies physical layer security (PLS) of an intelligent reflecting surface (IRS) aided wireless powered communication (WPC) system in the presence of a passive eavesdropper, and proposes three secure IRS-WPC modes. In mode-I, the… read more here.
Keywords: wireless powered; reflecting surface; wireless; intelligent reflecting ... See more keywords
Optimal Throughput-Outage Analysis of Cache-Aided Wireless Multi-Hop D2D Networks
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2020.3045787
Abstract: Cache-aided wireless device-to-device (D2D) networks have demonstrated more promising performance improvement for video distribution than conventional distribution methods; thus, understanding the fundamental scaling behavior of such networks is highly important. However, the existing scaling laws… read more here.
Keywords: cache aided; multi hop; distribution; aided wireless ... See more keywords
Intelligent Reflecting Surface-Aided Wireless Communications: A Tutorial
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2021.3051897
Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of low-cost passive reflecting elements, IRS is capable… read more here.
Keywords: wireless communications; intelligent reflecting; reflecting surface; aided wireless ... See more keywords
Path Planning for the Dynamic UAV-Aided Wireless Systems Using Monte Carlo Tree Search
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3160746
Abstract: For UAV-aided wireless systems, online path planning attracts much attention recently. To better adapt to the real-time dynamic environment, for the first time, we propose a Monte Carlo Tree Search (MCTS)-based path planning scheme. In… read more here.
Keywords: uav aided; monte carlo; path; aided wireless ... See more keywords
Massive Data Generation for Deep Learning-Aided Wireless Systems Using Meta Learning and Generative Adversarial Network
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3204835
Abstract: As an entirely-new paradigm to design the communication systems, deep learning (DL), an approach that the machine learns the desired wireless function, has received much attention recently. In order to fully realize the benefit of… read more here.
Keywords: adversarial network; data generation; generative adversarial; deep learning ... See more keywords
RIS-Aided Wireless Communications: Extra Degrees of Freedom via Rotation and Location Optimization
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2022.3151702
Abstract: We consider the extra degree of freedom offered by the rotation of the reconfigurable intelligent surface (RIS) plane and investigate its potential in improving the performance of RIS-assisted wireless communication systems. By considering radiation pattern… read more here.
Keywords: location; ris aided; rotation; aided wireless ... See more keywords
Channel Tracking and Prediction for IRS-Aided Wireless Communications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2022.3196313
Abstract: For intelligent reflecting surface (IRS)-aided wireless communications, channel estimation is essential and usually requires excessive channel training overhead when the number of IRS reflecting elements is large. The acquisition of accurate channel state information (CSI)… read more here.
Keywords: tracking prediction; irs aided; channel tracking; aided wireless ... See more keywords