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相关论文: Radar Aided mmWave Vehicle-to-InfrastructureLink C…

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Using environmental sensory data can enhance communications beam training and reduce its overhead compared to conventional methods. However, the availability of fresh sensory data during inference may be limited due to sensing constraints…

信号处理 · 电气工程与系统科学 2025-11-04 Abolfazl Zakeri , Nhan Thanh Nguyen , Ahmed Alkhateeb , Markku Juntti

This paper presents the first large-scale real-world evaluation for using LiDAR data to guide the mmWave beam prediction task. A machine learning (ML) model that leverages the LiDAR sensory data to predict the current and future beams was…

信号处理 · 电气工程与系统科学 2022-03-11 Shuaifeng Jiang , Gouranga Charan , Ahmed Alkhateeb

We consider vehicular networking scenarios where existing vehicle-to-vehicle (V2V) links can be leveraged for an effective uploading of large-size data to the network. In particular, we consider a group of vehicles where one vehicle can be…

信号处理 · 电气工程与系统科学 2025-12-22 Talha Akyildiz , Hessam Mahdavifar

Prediction and nullifying the interference is a challenging problem in vehicle to infrastructure scenarios . The implementation of practical V2I network is limited because of inevitability of interference due to random nature of the…

信号处理 · 电气工程与系统科学 2021-02-18 Prateek Bhadauria , Ravi Kumar , Sanjay Sharma

Cooperative intelligent transport systems rely on a set of Vehicle-to-Everything (V2X) applications to enhance road safety. Emerging new V2X applications like Advanced Driver Assistance Systems (ADASs) and Connected Autonomous Driving (CAD)…

网络与互联网体系结构 · 计算机科学 2024-07-02 Badreddine Yacine Yacheur , Toufik Ahmed , Mohamed Mosbah

Future wireless multiple-input multiple-output (MIMO) systems will integrate both sub-6 GHz and millimeter wave (mmWave) frequency bands to meet the growing demands for high data rates. MIMO link establishment typically requires accurate…

信号处理 · 电气工程与系统科学 2025-10-16 Faruk Pasic , Lukas Eller , Stefan Schwarz , Markus Rupp , Christoph F. Mecklenbräuker

Millimeter wave vehicular channels exhibit structure that can be exploited for beam alignment with fewer channel measurements compared to exhaustive beam search. With fixed layouts of roadside buildings and regular vehicular moving…

信号处理 · 电气工程与系统科学 2024-10-28 Yuyang Wang , Nitin Jonathan Myers , Nuria González-Prelcic , Robert W. Heath

Cooperative beamforming across access points (APs) and fronthaul quantization strategies are essential for cloud radio access network (C-RAN) systems. The nonconvexity of the C-RAN optimization problems, which is stemmed from per-AP power…

信号处理 · 电气工程与系统科学 2021-07-07 Daesung Yu , Hoon Lee , Seok-Hwan Park , Seung-Eun Hong

Reconfigurable Intelligent Surface (RIS) is a pivotal technology in communication, offering an alternative path that significantly enhances the link quality in wireless communication environments. In this paper, we propose a RIS-assisted…

机器学习 · 计算机科学 2025-06-23 Kangwei Qi , Qiong Wu , Pingyi Fan , Nan Cheng , Wen Chen , Jiangzhou Wang , Khaled B. Letaief

Unmanned Aerial Vehicles (UAVs) are increasingly essential in various fields such as surveillance, reconnaissance, and telecommunications. This study aims to develop a learning algorithm for the path planning of UAV wireless communication…

机器学习 · 计算机科学 2025-01-20 Joseanne Viana , Boris Galkin , Lester Ho , Holger Claussen

This paper proposes a machine learning-assisted channel estimation approach for massive MIMO systems, leveraging DNNs to outperform traditional LS and MMSE methods. In 5G and beyond, accurate channel estimation mitigates pilot contamination…

信号处理 · 电气工程与系统科学 2025-10-16 Haoran He

Beam selection for millimeter-wave links in a vehicular scenario is a challenging problem, as an exhaustive search among all candidate beam pairs cannot be assuredly completed within short contact times. We solve this problem via a novel…

This paper introduces a novel neural network framework called M2BeamLLM for beam prediction in millimeter-wave (mmWave) massive multi-input multi-output (mMIMO) communication systems. M2BeamLLM integrates multi-modal sensor data, including…

计算与语言 · 计算机科学 2025-06-18 Can Zheng , Jiguang He , Chung G. Kang , Guofa Cai , Zitong Yu , Merouane Debbah

We introduce deep learning technique to predict the beam propagation factor M^2 of the laser beams emitting from few-mode fiber for the first time, to the best of our knowledge. The deep convolutional neural network (CNN) is trained with…

图像与视频处理 · 电气工程与系统科学 2019-07-16 Yi An , Jun Li , Liangjin Huang , Jinyong Leng , Lijia Yang , Pu Zhou

In this article, deep learning is applied to estimate the uplink channels for mixed analog-to-digital converters (ADCs) massive multiple-input multiple-output (MIMO) systems, where a portion of antennas are equipped with high-resolution…

信息论 · 计算机科学 2019-08-20 Shen Gao , Peihao Dong , Zhiwen Pan , Geoffrey Ye Li

Millimeter wave channels exhibit structure that allows beam alignment with fewer channel measurements than exhaustive beam search. From a compressed sensing (CS) perspective, the received channel measurements are usually obtained by…

信号处理 · 电气工程与系统科学 2019-11-13 Nitin Jonathan Myers , Yuyang Wang , Nuria González-Prelcic , Robert W. Heath

In this paper, we propose a radar-assisted predictive beamforming design for vehicle-to-infrastructure (V2I) communication by relying on the joint sensing and communication functionalities at road side units (RSUs). We present a novel…

信号处理 · 电气工程与系统科学 2020-04-16 Fan Liu , Weijie Yuan , Christos Masouros , Jinhong Yuan

The R2D2 Deep Neural Network (DNN) series was recently introduced for image formation in radio interferometry. It can be understood as a learned version of CLEAN, whose minor cycles are substituted with DNNs. We revisit R2D2 on the grounds…

天体物理仪器与方法 · 物理学 2025-10-02 Amir Aghabiglou , Chung San Chu , Chao Tang , Arwa Dabbech , Yves Wiaux

Mobile users are prone to experience beam failure due to beam drifting in millimeter wave (mmWave) communications. Sensing can help alleviate beam drifting with timely beam changes and low overhead since it does not need user feedback. This…

信号处理 · 电气工程与系统科学 2025-05-12 Xiyu Wang , Gilberto Berardinelli , Hei Victor Cheng , Petar Popovski , Ramoni Adeogun

This paper proposes a deep learning approach to the adaptive and sequential beamforming design problem for the initial access phase in a mmWave environment with a single-path channel. For a single-user scenario where the problem is…

信息论 · 计算机科学 2021-05-25 Foad Sohrabi , Zhilin Chen , Wei Yu