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Optimal MIMO detection has been one of the most challenging and computationally inefficient tasks in wireless systems. We show that the new analog computing techniques like Coherent Ising Machines (CIM) are promising candidates for…

网络与互联网体系结构 · 计算机科学 2024-09-06 Abhishek Kumar Singh , Kyle Jamieson , Davide Venturelli , Peter McMahon

In this paper, we propose a novel scheme for sixdimensional (6D) radar sensing and tracking of dynamic target based on multiple input and multiple output (MIMO) array for monostatic integrated sensing and communications (ISAC) system.…

信号处理 · 电气工程与系统科学 2023-12-29 Hongliang Luo , Feifei Gao , Fan Liu , Shi Jin

The performance of holographic multiple-input multiple-output (MIMO) communications, employing two-dimensional (2-D) planar antenna arrays, is typically compromised by finite degrees-of-freedom (DOF) stemming from limited array size. The…

The Infrared Array Camera (IRAC) is one of three focal plane instruments in the Spitzer Space Telescope. IRAC is a four-channel camera that obtains simultaneous broad-band images at 3.6, 4.5, 5.8, and 8.0 microns. Two nearly adjacent…

天体物理学 · 物理学 2008-11-26 G. G. Fazio , the IRAC team

In the next generations of cellular communication networks, higher density of base stations and higher frequency bands will be adopted. If being reflected by targets, the communication signal also brings information of the targets, in…

信号处理 · 电气工程与系统科学 2020-11-18 Husheng Li

Accurate channel impulse response (CIR) is required for coherent detection and it can also help improve communication quality of service in next-generation wireless communication systems. One of the advanced systems is multi-input…

信息论 · 计算机科学 2013-02-07 Guan Gui , Wei Peng , Fumiyuki Adachi

Rotating Synthetic Aperture Radar (ROSAR) can generate a 360$^\circ$ image of its surrounding environment using the collected data from a single moving track. Due to its non-linear track, the Back-Projection Algorithm (BPA) is commonly used…

信号处理 · 电气工程与系统科学 2023-09-18 Wei Zhao , Cai Wen , Quan Yuan , Rong Zheng

Along with the improvement of radar technologies, Automatic Target Recognition (ATR) using Synthetic Aperture Radar (SAR) and Inverse SAR (ISAR) has come to be an active research area. SAR/ISAR are radar techniques to generate a…

计算机视觉与模式识别 · 计算机科学 2018-03-13 Carlos Pena-Caballero , Elifaleth Cantu , Jesus Rodriguez , Adolfo Gonzales , Osvaldo Castellanos , Angel Cantu , Megan Strait , Jae Son , Dongchul Kim

Since most of vehicular radar systems are already exploiting millimeter-wave (mmWave) spectra, it would become much more feasible to implement a joint radar and communication system by extending communication frequencies into the mmWave…

信息论 · 计算机科学 2022-11-23 Geonho Han , Junil Choi , Robert W. Heath

Synthetic aperture radar (SAR) tomography (TomoSAR) retrieves three-dimensional (3-D) information from multiple SAR images, effectively addresses the layover problem, and has become pivotal in urban mapping. Unmanned aerial vehicle (UAV)…

信号处理 · 电气工程与系统科学 2024-02-05 Silin Gao , Wenlong Wang , Muhan Wang , Zhe Zhang , Zai Yang , Xiaolan Qiu , Bingchen Zhang , Yirong Wu

As the perception range of LiDAR increases, LiDAR-based 3D object detection becomes a dominant task in the long-range perception task of autonomous driving. The mainstream 3D object detectors usually build dense feature maps in the network…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Lue Fan , Feng Wang , Naiyan Wang , Zhaoxiang Zhang

Integrated sensing and communication (ISAC) has opened up numerous game-changing opportunities for realizing future wireless systems. In this paper, we propose an ISAC processing framework relying on millimeter-wave (mmWave) massive…

信息论 · 计算机科学 2022-09-12 Zhen Gao , Ziwei Wan , Dezhi Zheng , Shufeng Tan , Christos Masouros , Derrick Wing Kwan Ng , Sheng Chen

This paper addresses precoder design for secure multiple-input multiple-output (MIMO) integrated sensing and communications (ISAC) systems. We introduce a MIMO channel with a multiple-antenna eavesdropper and a multiple-antenna sensing…

信号处理 · 电气工程与系统科学 2026-03-09 Seongkyu Jung , Namyoon Lee , Jeonghun Park

We address the problem of making human motion capture in the wild more practical by using a small set of inertial sensors attached to the body. Since the problem is heavily under-constrained, previous methods either use a large number of…

计算机视觉与模式识别 · 计算机科学 2017-03-27 Timo von Marcard , Bodo Rosenhahn , Michael J. Black , Gerard Pons-Moll

Integrated sensing and communication (ISAC) has emerged as a key technology for 6G wireless networks. In this paper, wireless sensing for the indoor multi-person tracking is explored with 6G mmWave ISAC systems. To limit the sensing…

信号处理 · 电气工程与系统科学 2026-05-06 Chongrui Wang , Aimin Tang , Fei Gao , Chaojun Xu

Multiple-input multiple-output (MIMO) radar has several advantages with respect to the traditional radar array systems in terms of performance and flexibility. However, in order to achieve high angular resolution, a MIMO radar requires a…

信号处理 · 电气工程与系统科学 2023-03-01 Himali Singh , Arpan Chattopadhyay

Recent studies confirm the applicability of Inertial Measurement Unit (IMU)-based systems for human motion analysis. Notwithstanding, high-end IMU-based commercial solutions are yet too expensive and complex to democratize their use among a…

Computerized tomography (CT) has been used for decades by medical professionals to detect and diagnose injuries and ailments. CT scanners are based on interesting physics, but due to their bulk, cost, and safety, hands on experience with a…

物理教育 · 物理学 2021-01-28 Vincent Daley , Owen Paetkau , Mark Paetkau

In this paper, we propose a novel transmission scheme, called sparse layered MIMO (SL-MIMO), that combines non-orthogonal transmission and singular value decomposition (SVD) precoding. Nonorthogonality in SL-MIMO allows re-using of the…

信息论 · 计算机科学 2022-08-15 Mohamad H. Dinan , Nemanja Stefan Perovic , Mark F. Flanagan

The estimation of uncertainty in robotic vision, such as 3D object detection, is an essential component in developing safe autonomous systems aware of their own performance. However, the deployment of current uncertainty estimation methods…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Matthew Pitropov , Chengjie Huang , Vahdat Abdelzad , Krzysztof Czarnecki , Steven Waslander