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In broadband millimeter-wave (mm-Wave) systems, it is desirable to design hybrid beamformers with common analog beamformer for the entire band while employing different baseband beamformers in different frequency sub-bands. Furthermore, the…

信号处理 · 电气工程与系统科学 2019-11-01 Ahmet M. Elbir , Kumar Vijay Mishra

Phase-Based Ranging (PBR) offers several advantages for estimating distances between wirelessly connected devices, including high accuracy over large distances and the removal of the need for antenna arrays at each transceiver. This study…

信号处理 · 电气工程与系统科学 2025-11-26 Pantelis Stefanakis , Ming Shen

Deep learning (DL) has gained popularity in recent years as an effective tool for classifying the current health and predicting the future of industrial equipment. However, most DL models have black-box components with an underlying…

机器学习 · 计算机科学 2023-08-22 Hao Lu , Austin M. Bray , Chao Hu , Andrew T. Zimmerman , Hongyi Xu

In this paper, a deep learning based receiver is proposed for a collection of multi-carrier wave-forms including both current and next-generation wireless communication systems. In particular, we propose to use a convolutional neural…

信号处理 · 电气工程与系统科学 2020-06-04 Yasin Yildirim , Sedat Ozer , Hakan Ali Cirpan

This work examines the use of two-way training in multiple-input multiple-output (MIMO) wireless systems to discriminate the channel estimation performances between a legitimate receiver (LR) and an unauthorized receiver (UR). This thesis…

信息论 · 计算机科学 2011-10-18 Chao-Wei Huang

In this paper, we study the usage of Convolutional Neural Network (CNN) estimators for the task of Multiple-Input-Multiple-Output Orthogonal Frequency Division Multiplexing (MIMO-OFDM) Channel Estimation (CE). Specifically, the CNN…

信号处理 · 电气工程与系统科学 2020-11-19 Ben Marinberg , Ariel Cohen , Eilam Ben-Dror , Haim Permuter

Channel reconstruction and generalization capability are of equal importance for developing channel estimation schemes within deep learning (DL) framework. In this paper, we exploit a novel DL-based scheme for efficient OFDM channel…

机器学习 · 计算机科学 2025-03-05 Jianqiao Chen , Nan Ma , Wenkai Liu , Xiaodong Xu , Ping Zhang

Estimating depth from a single RGB image is an ill-posed and inherently ambiguous problem. State-of-the-art deep learning methods can now estimate accurate 2D depth maps, but when the maps are projected into 3D, they lack local detail and…

计算机视觉与模式识别 · 计算机科学 2017-12-05 Jun Li , Reinhard Klein , Angela Yao

We consider detection based on deep learning, and show it is possible to train detectors that perform well without any knowledge of the underlying channel models. Moreover, when the channel model is known, we demonstrate that it is possible…

信号处理 · 电气工程与系统科学 2018-11-14 Nariman Farsad , Andrea Goldsmith

We propose doubly nested network(DNNet) where all neurons represent their own sub-models that solve the same task. Every sub-model is nested both layer-wise and channel-wise. While nesting sub-models layer-wise is straight-forward with…

机器学习 · 计算机科学 2018-06-21 Jaehong Kim , Sungeun Hong , Yongseok Choi , Jiwon Kim

Wireless device classification techniques play a key role in promoting emerging wireless applications such as allowing spectrum regulatory agencies to enforce their access policies and enabling network administrators to control access and…

信号处理 · 电气工程与系统科学 2020-04-24 Abdurrahman Elmaghbub , Bechir Hamdaoui

Fine-grained visual recognition typically depends on modeling subtle difference from object parts. However, these parts often exhibit dramatic visual variations such as occlusions, viewpoints, and spatial transformations, making it hard to…

计算机视觉与模式识别 · 计算机科学 2017-09-19 Lin Wu , Yang Wang

Channel estimation is a critical task in multiple-input multiple-output (MIMO) digital communications that substantially effects end-to-end system performance. In this work, we introduce a novel approach for channel estimation using deep…

信号处理 · 电气工程与系统科学 2022-11-09 Marius Arvinte , Jonathan I Tamir

Along with the prosperity of generative artificial intelligence (AI), its potential for solving conventional challenges in wireless communications has also surfaced. Inspired by this trend, we investigate the application of the advanced…

信息论 · 计算机科学 2026-03-10 Xingyu Zhou , Le Liang , Jing Zhang , Peiwen Jiang , Yong Li , Shi Jin

Detecting and classifying targets in video streams from surveillance cameras is a cumbersome, error-prone and expensive task. Often, the incurred costs are prohibitive for real-time monitoring. This leads to data being stored locally or…

计算机视觉与模式识别 · 计算机科学 2017-11-10 Lukas Cavigelli , Dominic Bernath , Michele Magno , Luca Benini

We provide a new generation solution to the fundamental old problem of a doubly selective fading channel estimation for orthogonal frequency division multiplexing (OFDM) systems. For systems based on OFDM, we propose a deep learning…

信号处理 · 电气工程与系统科学 2022-06-16 Tilahun M. Getu , Nada T. Golmie , David W. Griffith

The accurate identification of wireless devices is critical for enabling automated network access monitoring and authenticated data communication in large-scale networks; e.g., IoT. RF fingerprinting has emerged as a solution for device…

信号处理 · 电气工程与系统科学 2021-09-09 Nora Basha , Bechir Hamdaoui

Direction of arrival (DoA) estimation of targets improves with the number of elements employed by a phased array radar antenna. Since larger arrays have high associated cost, area and computational load, there is recent interest in thinning…

信号处理 · 电气工程与系统科学 2019-02-05 Ahmet M. Elbir , Kumar Vijay Mishra , Yonina C. Eldar

In multiple-input multiple-output (MIMO) systems, it is crucial of utilizing the available channel state information (CSI) at the transmitter for precoding to improve the performance of frequency division duplex (FDD) networks. One of the…

信号处理 · 电气工程与系统科学 2022-04-28 Xiangyi Li , Huaming Wu

In this paper, we propose a deep-learning-based channel estimation scheme in an orthogonal frequency division multiplexing (OFDM) system. Our proposed method, named Single Slot Recurrence Along Frequency Network (SisRafNet), is based on a…

信号处理 · 电气工程与系统科学 2024-01-12 Abu Shafin Mohammad Mahdee Jameel , Akshay Malhotra , Aly El Gamal , Shahab Hamidi-Rad