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Related papers: Exploiting Multipath Information for Integrated Lo…

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Many optical measurement techniques, such as light scattering from wavelength-scale particles or detecting motion from a surface with an optical lever, encode information in a complex radiation pattern. Extracting all available information…

Quantum Physics · Physics 2025-12-22 Youssef Tawfik , Shan Hao , Thomas P. Purdy

This paper considers an intelligent reflecting surface (IRS)-assisted bi-static localization architecture for the sixth-generation (6G) integrated sensing and communication (ISAC) network. The system consists of a transmit user, a receive…

Signal Processing · Electrical Eng. & Systems 2025-02-05 Weifeng Zhu , Qipeng Wang , Shuowen Zhang , Boya Di , Liang Liu , Yonina C. Eldar

Constrained environments, such as indoor and urban settings, present a significant challenge for accurate moving object positioning due to the diminished line-of-sight (LoS)communication with the wireless anchor used for positioning. The…

Signal Processing · Electrical Eng. & Systems 2024-03-04 Qamar Bader , Sharief Saleh , Mohamed Elhabiby , Aboelmagd Noureldin

This letter investigates an uplink pilot-based wireless indoor localization problem in a multipath environment for a single-input single-output (SISO) narrowband communication system aided by reconfigurable intelligent surface (RIS). The…

Signal Processing · Electrical Eng. & Systems 2024-07-10 Yinghan Li , Wei Yu

Spatial synchronization in roadside scenarios is essential for integrating data from multiple sensors at different locations. Current methods using cascading spatial transformation (CST) often lead to cumulative errors in large-scale…

Signal Processing · Electrical Eng. & Systems 2023-11-09 Yong Li , Zhiguo Zhao , Yunli Chen , Rui Tian

In future wireless communication networks, existing active localization will gradually evolve into more sophisticated (passive) sensing functionalities. One main enabler for this process is the merging of information collected from the…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Maximilian Bauhofer , Silvio Mandelli , Marcus Henninger , Thorsten Wild , Stephan ten Brink

With the ability of providing direct and accurate enough range measurements, light detection and ranging (LiDAR) is playing an essential role in localization and detection for autonomous vehicles. Since single LiDAR suffers from hardware…

Robotics · Computer Science 2022-01-14 Yusheng Wang , Yidong Lou , Weiwei Song , Huan Yu , Zhiyong Tu

In this paper, we present a robust multipath-based localization and mapping framework that exploits the phases of specular multipath components (MPCs) using a massive multiple-input multiple-output (MIMO) array at the base station.…

Information Theory · Computer Science 2024-10-30 Xuhong Li , Erik Leitinger , Magnus Oskarsson , Kalle Åström , Fredrik Tufvesson

Intelligent transportation systems (ITS) localization is of significant importance as it provides fundamental position and orientation for autonomous operations like intelligent vehicles. Integrating diverse and complementary sensors such…

Robotics · Computer Science 2024-09-20 Wei Liu , Jiaqi Zhu , Guirong Zhuo , Wufei Fu , Zonglin Meng , Yishi Lu , Min Hua , Feng Qiao , You Li , Yi He , Lu Xiong

This paper presents a technology of sensing hidden vehicles by exploiting multi-path vehicle-to-vehicle (V2V) communication. This overcomes the limitation of existing RADAR technologies that requires line-of-sight (LoS), thereby enabling…

Signal Processing · Electrical Eng. & Systems 2018-04-11 Kaifeng Han , Seung-Woo Ko , Hyukjin Chae , Byoung-Hoon Kim , Kaibin Huang

We present a robust and precise localization system that achieves centimeter-level localization accuracy in disparate city scenes. Our system adaptively uses information from complementary sensors such as GNSS, LiDAR, and IMU to achieve…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Guowei Wan , Xiaolong Yang , Renlan Cai , Hao Li , Hao Wang , Shiyu Song

Integrated sensing and communication (ISAC) has emerged as a pivotal enabling technology for sixth-generation (6G) mobile communication system. The ISAC research in dense urban areas has been plaguing by severe multipath interference,…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Haotian Liu , Zhiqing Wei , Xiyang Wang , Yangyang Niu , Yixin Zhang , Huici Wu , Zhiyong Feng

For intelligent vehicles, sensing the 3D environment is the first but crucial step. In this paper, we build a real-time advanced driver assistance system based on a low-power mobile platform. The system is a real-time multi-scheme…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Qiwei Xie , Qian Long , Liming Zhang , Zhao Sun

In this paper we propose a novel semantic localization algorithm that exploits multiple sensors and has precision on the order of a few centimeters. Our approach does not require detailed knowledge about the appearance of the world, and our…

This paper presents a robust and accurate positioning system that adapts its behavior to the surrounding environment, mimicking the capability of the visual brain to filtering out clutter and focusing attention on activity and relevant…

Robotics · Computer Science 2021-10-20 Erik Leitinger , Paul Meissner , Klaus Witrisal

We introduce a scalable approach for object pose estimation trained on simulated RGB views of multiple 3D models together. We learn an encoding of object views that does not only describe an implicit orientation of all objects seen during…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Martin Sundermeyer , Maximilian Durner , En Yen Puang , Zoltan-Csaba Marton , Narunas Vaskevicius , Kai O. Arras , Rudolph Triebel

High-rank line-of-sight (LOS) MIMO systems have attracted considerable attention for millimeter wave and THz communications. The small wavelengths in these frequencies enable spatial multiplexing with massive data rates at long distances.…

Signal Processing · Electrical Eng. & Systems 2023-04-18 Yaqi Hu , Mingsheng Yin , Sundeep Rangan , Marco Mezzavilla

Modern robotic systems are required to operate in challenging environments, which demand reliable localization under challenging conditions. LiDAR-based localization methods, such as the Iterative Closest Point (ICP) algorithm, can suffer…

Robotics · Computer Science 2024-02-20 Turcan Tuna , Julian Nubert , Yoshua Nava , Shehryar Khattak , Marco Hutter

Reliable position and attitude sensing is critical for highly automated vehicles that operate on conventional roadways. Lidar sensors are increasingly incorporated into pose-estimation systems. Despite its great utility, lidar is a complex…

Robotics · Computer Science 2026-04-13 Jason H. Rife , Yifan Li

Driven by the rapid growth of the low-altitude economy, integrated sensing and communication (ISAC) technologies are essential to meet the stringent demands for reliable connectivity and situational awareness. Within this context,…

Information Theory · Computer Science 2026-03-10 Liu Meihui , Sun Shu , Gao Ruifeng , Zhang jianhua , Tao meixia