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Deep learning has been recently applied to many problems in wireless communications including modulation classification and symbol decoding. Many of the existing end-to-end learning approaches demonstrated robustness to signal distortions…

信号处理 · 电气工程与系统科学 2020-09-15 Samer Hanna , Chris Dick , Danijela Cabric

Touchscreen-based interaction on display devices are ubiquitous nowadays. However, capacitive touch screens, the core technology that enables its widespread use, are prohibitively expensive to be used in large displays because the cost…

信号处理 · 电气工程与系统科学 2024-08-08 Raghunandan M. Rao , Amit Kachroo , Koushik A. Manjunatha , Morris Hsu , Rohit Kumar

Communication at millimeter wave (mmWave) frequencies is defining a new era of wireless communication. The mmWave band offers higher bandwidth communication channels versus those presently used in commercial wireless systems. The…

信息论 · 计算机科学 2016-05-04 Robert W. Heath , Nuria Gonzalez-Prelcic , Sundeep Rangan , Wonil Roh , Akbar Sayeed

Millimeter wave (mmWave) radars have attracted significant attention from both academia and industry due to their capability to operate in extreme weather conditions. However, they face challenges in terms of sparsity and noise…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Ruibin Zhang , Donglai Xue , Yuhan Wang , Ruixu Geng , Fei Gao

Millimeter-wave (mmWave) radar-based gesture recognition is gaining attention as a key technology to enable intuitive human-machine interaction. Nevertheless, the significant challenge lies in obtaining large-scale, high-quality mmWave…

人机交互 · 计算机科学 2024-12-23 Huanqi Yang , Mingda Han , Xinyue Li , Di Duan , Tianxing Li , Weitao Xu

Millimeter-wave (mmWave) radars are indispensable for perception tasks of autonomous vehicles, thanks to their resilience in challenging weather conditions. Yet, their deployment is often limited by insufficient spatial resolution for…

机器学习 · 计算机科学 2024-06-12 Ruxin Zheng , Shunqiao Sun , Holger Caesar , Honglei Chen , Jian Li

We survey the current state of millimeterwave (mmWave) radar applications in robotics with a focus on unique capabilities, and discuss future opportunities based on the state of the art. Frequency Modulated Continuous Wave (FMCW) mmWave…

机器人学 · 计算机科学 2024-10-29 Kyle Harlow , Hyesu Jang , Timothy D. Barfoot , Ayoung Kim , Christoffer Heckman

In this paper, we propose an energy-efficient radar beampattern design framework for a Millimeter Wave (mmWave) massive multi-input multi-output (mMIMO) system, equipped with a hybrid analog-digital (HAD) beamforming structure. Aiming to…

信号处理 · 电气工程与系统科学 2021-06-11 Zhaoyi Xu , Fan Liu , Konstantinos Diamantaras , Christos Masouros , Athina Petropulu

Due to its light and weather-independent sensing, millimeter-wave (MMW) radar is essential in smart environments. Intelligent vehicle systems and industry-grade MMW radars have integrated such capabilities. Industry-grade MMW radars are…

计算机视觉与模式识别 · 计算机科学 2023-05-04 Maloy Kumar Devnath , Avijoy Chakma , Mohammad Saeid Anwar , Emon Dey , Zahid Hasan , Marc Conn , Biplab Pal , Nirmalya Roy

Recent advancements have showcased the potential of handheld millimeter-wave (mmWave) imaging, which applies synthetic aperture radar (SAR) principles in portable settings. However, existing studies addressing handheld motion errors either…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Yadong Li , Dongheng Zhang , Ruixu Geng , Jincheng Wu , Yang Hu , Qibin Sun , Yan Chen

mmWave FMCW radar has attracted huge amount of research interest for human-centered applications in recent years, such as human gesture/activity recognition. Most existing pipelines are built upon conventional Discrete Fourier Transform…

机器学习 · 计算机科学 2021-11-09 Peijun Zhao , Chris Xiaoxuan Lu , Bing Wang , Niki Trigoni , Andrew Markham

Milimeter wave (mmWave) band mobile communications can be a solution to the continuously increasing traffic demand in modern wireless systems. Even though mmWave bands are scarcely occupied, the design of a prospect transceiver should…

信息论 · 计算机科学 2016-12-12 Christos G. Tsinos , Sina Maleki , Symeon Chatzinotas , Bjorn Ottersten

Millimetre-wave (mmWave) radar has emerged as an attractive and cost-effective alternative for human activity sensing compared to traditional camera-based systems. mmWave radars are also non-intrusive, providing better protection for user…

机器学习 · 计算机科学 2023-11-03 Han Cui , Shu Zhong , Jiacheng Wu , Zichao Shen , Naim Dahnoun , Yiren Zhao

Beamforming with large-scale antenna arrays has been widely used in recent years, which is acknowledged as an important part in 5G and incoming 6G. Thus, various techniques are leveraged to improve its performance, e.g., deep learning,…

Millimeter-wave (mmWave) technology is increasingly recognized as a pivotal technology of the sixth-generation communication networks due to the large amounts of available spectrum at high frequencies. However, the huge overhead associated…

Millimeter wave (mmWave) cellular systems will enable gigabit-per-second data rates thanks to the large bandwidth available at mmWave frequencies. To realize sufficient link margin, mmWave systems will employ directional beamforming with…

信息论 · 计算机科学 2015-06-18 Ahmed Alkhateeb , Omar El Ayach , Geert Leus , Robert W. Heath

In this paper, we investigate the beam training problem in the multi-user millimeter wave (mmWave) communication system, where multiple reconfigurable intelligent surfaces (RISs) are deployed to improve the coverage and the achievable rate.…

信息论 · 计算机科学 2024-04-10 Yuan Xu , Chongwen Huang , Li Wei , Zhaohui Yang , Xiaoming Chen , Zhaoyang Zhang , Chau Yuen , Mérouane Debbah

Hybrid beamforming is widely recognized as an important technique for millimeter wave (mmWave) multiple input multiple output (MIMO) systems. Generalized spatial modulation (GSM) is further introduced to improve the spectrum efficiency.…

信息论 · 计算机科学 2023-02-16 Zhilin Lu , Xudong Zhang , Rui Zeng , Jintao Wang

Millimeter-wave (mmWave) radar provides reliable perception in visually degraded indoor environments (e.g., smoke, dust, and low light), but learning-based radar perception is bottlenecked by the scarcity and cost of collecting and…

计算机视觉与模式识别 · 计算机科学 2026-02-25 Emily Bejerano , Federico Tondolo , Ayaan Qayyum , Xiaofan Yu , Xiaofan Jiang

Millimeter wave (mmWave) radar sensors play a vital role in hand gesture recognition (HGR) by detecting subtle motions while preserving user privacy. However, the limited scale of radar datasets hinders the performance. Existing synthetic…

人机交互 · 计算机科学 2025-04-24 Jiaqi Tang , Xinbo Xu , Yinsong Xu , Qingchao Chen