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Shifting 6G-and-beyond wireless systems to higher frequency bands and the utilization of massive multiple-input multiple-output arrays will extend the near-field region, affecting beamforming and user localization schemes. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2025-12-04 Nima Mozaffarikhosravi , Prathapasinghe Dharmawansa , Italo Atzeni

Locating mobile devices precisely in indoor scenarios is a challenging task because of the signal diffraction and reflection in complicated environments. One vital cause deteriorating the localization performance is the inevitable power…

Signal Processing · Electrical Eng. & Systems 2022-12-05 Mengyuan Xu , Mingqing Liu , Qingwei Jiang , Wen Fang , Qingwen Liu , Shengli Zhou

Localization is an essential component for autonomous robots. A well-established localization approach combines ray casting with a particle filter, leading to a computationally expensive algorithm that is difficult to run on…

Data Structures and Algorithms · Computer Science 2018-03-09 Corey Walsh , Sertac Karaman

The ability to accurately evaluate the performance of location determination systems is crucial for many applications. Typically, the performance of such systems is obtained by comparing ground truth locations with estimated locations.…

Signal Processing · Electrical Eng. & Systems 2021-06-28 Chen Gu , Ahmed Shokry , Moustafa Youssef

LiDAR-based localization and mapping is one of the core components in many modern robotic systems due to the direct integration of range and geometry, allowing for precise motion estimation and generation of high quality maps in real-time.…

Robotics · Computer Science 2022-08-02 Julian Nubert , Etienne Walther , Shehryar Khattak , Marco Hutter

In-operando techniques enable real-time measurement of intricate physical properties at the micro- and nano-scale under external stimuli, allowing the study of a wide range of materials and functionalities. In nanomagnetism, in-operando…

A two-core transducer assembly using a Fe73.5Nb3Cu1Si13.5B9 ribbon to detect a change of magnetic field is proposed and tested for displacement (linear and angular) and current sensor. Two identical inductors, with the ribbon as core, are a…

Materials Science · Physics 2007-05-23 B. Kaviraj , S. K. Ghatak

Multiple antenna arrays play a key role in wireless networks for communications but also localization and sensing. The use of large antenna arrays pushes towards a propagation regime in which the wavefront is no longer plane but spherical.…

Signal Processing · Electrical Eng. & Systems 2021-12-06 Andrea De Jesus Torres , Antonio Alberto D'Amico , Luca Sanguinetti , Moe Z. Win

State-of-the-art optical wireless positioning (OWP) commonly reaches centimeter-level accuracy by depending on dense multi-light-emitting diodes (LED) infrastructures, photodiode (PD) arrays, or image-sensor receivers, incurring hardware…

Radiation detection has largely been a manual inspection process with point sensors such as Geiger-Muller counters and scintillation spectrometers to date. While their observations of source proximity prove useful, they lack the directional…

Robotics · Computer Science 2018-04-05 Michael S. Lee , Matthew Hanczor , Jiyang Chu , Zhong He , Nathan Michael , Red Whittaker

We present a complete infrastructure-less magneto-inductive (MI) localization system enabling a lightweight UAV to autonomously hover, track, and land with centimeter precision on a mobile quadruped robot acting as a dynamic docking pad.…

Robotics · Computer Science 2026-03-11 Valerio Brunacci , Davide Plozza , Alessio De Angelis , Michele Magno , Tommaso Polonelli

We investigate a multi-low Earth orbit (LEO) satellite system that simultaneously provides positioning and communication services to terrestrial user terminals. To address the challenges of accurately acquiring channel state information in…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Yuchen Zhang , Pinjun Zheng , Jie Ma , Henk Wymeersch , Tareq Y. Al-Naffouri

This paper presents a method to improve the localization accuracy of robots operating in a range-based localization network. The method is favorable especially when the robots operate in harsh environments where the access to a robust and…

Robotics · Computer Science 2018-04-27 Saman Fahandezh-Saadi , Mark W. Mueller

This paper presents a novel problem of creating and regulating localization and navigation illusions considering two agents: a receiver and a producer. A receiver is moving on a plane localizing itself using the intensity of signals from…

Robotics · Computer Science 2025-04-28 Lorenzo Medici , Steven M. LaValle , Basak Sakcak

The vast amount of spectrum available for millimeter wave (mmWave) wireless communication systems will support accurate real-time positioning concurrent with communication signaling. This paper demonstrates that accurate estimates of the…

Information Theory · Computer Science 2018-08-23 Ojas Kanhere , Theodore S. Rappaport

Precise initialization plays a critical role in the performance of localization algorithms, especially in the context of robotics, autonomous driving, and computer vision. Poor localization accuracy is often a consequence of inaccurate…

Robotics · Computer Science 2025-05-15 Srinivas Ravuri , Yuan Xu , Martin Ludwig Zehetner , Ketan Motlag , Sahin Albayrak

Radio source localization can benefit many fields, including wireless communications, radar, radio astronomy, wireless sensor networks, positioning systems, and surveillance systems. However, accurately estimating the position of a radio…

Robotics · Computer Science 2023-12-07 Asanka Perera , Vu Phi Tran , Sreenatha Anavatti , Kathryn Kasmarik , Matthew Garratt

This paper presents an analysis of target localization accuracy, attainable by the use of MIMO (Multiple-Input Multiple-Output) radar systems, configured with multiple transmit and receive sensors, widely distributed over a given area. The…

Information Theory · Computer Science 2016-11-18 Hana Godrich , Alexander M. Haimovich , Rick S. Blum

This paper presents a novel wireless sensing system where a movable antenna (MA) continuously moves and receives sensing signals within a three-dimensional (3-D) region to enhance sensing performance compared with conventional…

Information Theory · Computer Science 2026-03-12 Wenyan Ma , Lipeng Zhu , Xiaodan Shao , Rui Zhang

Realizing relative localization by leveraging inter-robot local measurements is a challenging problem, especially in the presence of measurement noise. Motivated by this challenge, in this paper we propose a novel and systematic 3-D…

Robotics · Computer Science 2026-04-03 Chenyang Liang , Liangming Chen , Baoyi Cui , Jie Mei
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