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Millimeter wave (mmWave) radar sensors are emerging as valid alternatives to cameras for the pervasive contactless monitoring of people in indoor spaces. However, commercial mmWave radars feature a limited range (up to $6$-$8$ m) and are…

系统与控制 · 电气工程与系统科学 2023-05-01 Marco Canil , Jacopo Pegoraro , Anish Shastri , Paolo Casari , Michele Rossi

In the automotive sector, both radars and wireless communication are susceptible to interference. However, combining the radar and communication systems, i.e., radio frequency (RF) communications and sensing convergence, has the potential…

信息论 · 计算机科学 2020-01-14 Canan Aydogdu , Musa Furkan Keskin , Nil Garcia , Henk Wymeersch , Daniel W. Bliss

Millimeter wave (mmWave) sensing is an emerging technology with applications in 3D object characterization and environment mapping. However, realizing precise 3D reconstruction from sparse mmWave signals remains challenging. Existing…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Xingyu Chen , Xinyu Zhang , Qiyue Xia , Xinmin Fang , Chris Xiaoxuan Lu , Zhengxiong Li

A compact, continuous-wave, mmWave radar sensor is developed for non-contact detection of micron-scale motions. This board-integrated radar system consists of a pair of mmWave transmitter and receiver, two series-fed microstrip patch…

系统与控制 · 电气工程与系统科学 2021-07-26 Marcel Balle , Chengkai Zhu , Bin Zhang , Jie Wang , Lixin Ran

In Frequency Modulated Continuous Waveform (FMCW) radar systems, the phase noise from the Phase-Locked Loop (PLL) can increase the noise floor in the Range-Doppler map. The adverse effects of phase noise on close targets can be mitigated if…

信号处理 · 电气工程与系统科学 2024-05-17 Jialun Kou , Marc Bauduin , André Bourdoux , Sofie Pollin

The 4D millimeter-wave (mmWave) radar, proficient in measuring the range, azimuth, elevation, and velocity of targets, has attracted considerable interest within the autonomous driving community. This is attributed to its robustness in…

信号处理 · 电气工程与系统科学 2024-04-29 Zeyu Han , Jiahao Wang , Zikun Xu , Shuocheng Yang , Lei He , Shaobing Xu , Jianqiang Wang , Keqiang Li

In this paper, we propose a beamforming design for dual-functional radar-communication (DFRC) systems at the millimeter wave (mmWave) band, where hybrid beamforming and sub-arrayed MIMO radar techniques are jointly exploited. We assume that…

信号处理 · 电气工程与系统科学 2018-10-25 Fan Liu , Christos Masouros

The stretch processing architecture is commonly used for frequency modulated continuous wave (FMCW) radar due to its inexpensive hardware, low sampling rate, and simple architecture. However, the stretch processing architecture is not able…

信号处理 · 电气工程与系统科学 2021-11-02 Moein Movafagh , Avik Santra , Daniel Oloumi

Accurate and ubiquitous localization is crucial for a variety of applications such as logistics, navigation, intelligent transport, monitoring, control, and also for the benefit of communications. Exploiting millimeter-wave (mmWave) signals…

信号处理 · 电气工程与系统科学 2022-12-02 Mohammad A. Nazari , Gonzalo Seco-Granados , Pontus Johannisson , Henk Wymeersch

Commercial automotive radars used today are based on frequency modulated continuous wave signals due to the simple and robust detection method and good accuracy. However, the increase in both the number of radars deployed per vehicle and…

信号处理 · 电气工程与系统科学 2019-10-11 Canan Aydogdu , Nil Garcia , Lars Hammarstrand , Henk Wymeersch

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

I present a general laser modulation control algorithm. I implement the LIDAR Frequency Modulated Continuous Wave (FMCW) scheme as a special case of study. My proposal applies to any arbitrary modulation pattern and is based on an iterative…

光学 · 物理学 2025-12-24 Thierry Chanelière

This paper presents a new detector for filtering noise from true detections in radar data, which improves the state of the art in radar odometry. Scanning Frequency-Modulated Continuous Wave (FMCW) radars can be useful for localization and…

机器人学 · 计算机科学 2021-09-21 Anas Alhashimi , Daniel Adolfsson , Martin Magnusson , Henrik Andreasson , Achim J. Lilienthal

This paper employed deep learning to do two-dimensional, multi-target locating in Through-the-Wall Radar under conditions where the wall is treated as a complex electromagnetic medium. We made five assumptions about the wall and two about…

信号处理 · 电气工程与系统科学 2022-06-09 Fardin Ghorbani , Hossein Soleimani

Millimeter-wave (mmWave) radar is increasingly being considered as an alternative to optical sensors for robotic primitives like simultaneous localization and mapping (SLAM). While mmWave radar overcomes some limitations of optical sensors,…

机器人学 · 计算机科学 2024-04-30 Emerson Sie , Xinyu Wu , Heyu Guo , Deepak Vasisht

One strategy to obtain user location information in a wireless network operating at millimeter wave (mmWave) is based on the exploitation of the geometric relationships between the channel parameters and the user position. These…

信号处理 · 电气工程与系统科学 2025-03-11 Yun Chen , Nuria González-Prelcic , Takayuki Shimizu , Hongsheng Lu

This paper focuses on multiuser MIMO channel estimation and data transmission at millimeter wave (mmWave) frequencies. The proposed approach relies on the time-division-duplex (TDD) protocol and is based on two distinct phases. First of…

信息论 · 计算机科学 2017-04-25 Stefano Buzzi , Carmen D'Andrea

Micro Air Vehicles (MAVs) are increasingly being used for complex or hazardous tasks in enclosed and cluttered environments such as surveillance or search and rescue. With this comes the necessity for sensors that can operate in poor…

机器人学 · 计算机科学 2021-03-04 Nikhil Wessendorp , Raoul Dinaux , Julien Dupeyroux , Guido de Croon

Millimeter Wave (mmWave) massive Multiple Input Multiple Output (MIMO) systems realizing directive beamforming require reliable estimation of the wireless propagation channel. However, mmWave channels are characterized by high variability…

信息论 · 计算机科学 2019-06-07 Evangelos Vlachos , George C. Alexandropoulos , John Thompson

Wearable on-body millimeter-wave (mmWave) radars can provide obstacle detection and guidance for visually impaired individuals. The antennas, being a crucial component of these systems, must be lightweight, flexible, low-cost, and compact.…

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