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In urban environments, global navigation satellite system (GNSS) positioning is often compromised by signal blockages and multipath effects caused by buildings, leading to significant positioning errors. To address this issue, this study…

Signal Processing · Electrical Eng. & Systems 2025-07-18 Sanghyun Kim , Jiwon Seo

While Global Navigation Satellite System (GNSS) is often used to provide global positioning if available, its intermittency and/or inaccuracy calls for fusion with other sensors. In this paper, we develop a novel GNSS-Visual-Inertial…

Robotics · Computer Science 2024-05-20 Jun Hu , Xiaoming Lang , Feng Zhang , Yinian Mao , Guoquan Huang

Strapdown inertial navigation systems (SINS) are ubiquitious in robotics and engineering since they can estimate a rigid body pose using onboard kinematic measurements without knowledge of the dynamics of the vehicle to which they are…

Systems and Control · Electrical Eng. & Systems 2023-10-10 James Goppert , Li-Yu Lin , Kartik Pant , Benjamin Perseghetti

A method of near real-time detection and tracking of resident space objects (RSOs) using a convolutional neural network (CNN) and linear quadratic estimator (LQE) is proposed. Advances in machine learning architecture allow the use of…

Instrumentation and Methods for Astrophysics · Physics 2023-04-14 Jarred Jordan , Daniel Posada , Matthew Gillette , David Zuehlke , Troy Henderson

Localization and tracking are critical components of integrated sensing and communication (ISAC) systems, enhancing resource management, beamforming accuracy, and overall system reliability through precise sensing. Due to the high path loss…

Signal Processing · Electrical Eng. & Systems 2025-02-20 Xueting Xu , Hui Chen , Shengqiang Shen , Hyowon Kim , Xu Fang , Ao Peng , Fan Jiang , Henk Wymeersch

The global navigation satellite systems (GNSS) play a vital role in transport systems for accurate and consistent vehicle localization. However, GNSS observations can be distorted due to multipath effects and non-line-of-sight (NLOS)…

Robotics · Computer Science 2024-02-20 Haoming Zhang , Zhanxin Wang , Heike Vallery

Next-generation cellular networks will witness the creation of smart radio environments (SREs), where walls and objects can be coated with reconfigurable intelligent surfaces (RISs) to strengthen the communication and localization coverage…

Information Theory · Computer Science 2020-09-08 Ahmed Elzanaty , Anna Guerra , Francesco Guidi , Mohamed-Slim Alouini

The trend towards autonomous driving and the continuous research in the automotive area, like Advanced Driver Assistance Systems (ADAS), requires an accurate localization under all circumstances. An accurate estimation of the vehicle state…

Signal Processing · Electrical Eng. & Systems 2020-05-15 Eduardo Sánchez Morales , Michael Botsch , Bertold Huber , Andrés García Higuera

This paper proposes an improved global navigation satellite system (GNSS) positioning method that explores the time correlation between consecutive epochs of the code and carrier phase measurements which significantly increases the…

Signal Processing · Electrical Eng. & Systems 2021-09-07 Xiwei Bai , Weisong Wen , Li-Ta Hsu

In this letter, we present a robust, real-time, inertial navigation system (INS)-Centric GNSS-Visual-Inertial navigation system (IC-GVINS) for wheeled robot, in which the precise INS is fully utilized in both the state estimation and visual…

Robotics · Computer Science 2022-06-10 Hailiang Tang , Tisheng Zhang , Xiaoji Niu , Jing Fan , Jingnan Liu

Global Navigation Satellite Systems (GNSS) provide the backbone of Positioning, Navigation, and Timing (PNT) but remain vulnerable to interference. Low Earth Orbit (LEO) constellations within Fifth-Generation (5G) Non-Terrestrial Networks…

Signal Processing · Electrical Eng. & Systems 2025-10-21 Idir Edjekouane , Alejandro González Garrido , Jorge Querol , Symeon Chatzinotas

Achieving the highest levels of autonomy within autonomous vehicles (AVs) requires a precise and dependable positioning solution that is not influenced by the environment. 5G mmWave signals have been extensively studied in the literature to…

Signal Processing · Electrical Eng. & Systems 2023-05-04 Sharief Saleh , Qamar Bader , Malek Karaim , Mohamed Elhabiby , Aboelmagd Noureldin

This paper deals with the problem of localization in a cellular network in a dense urban scenario. Global Navigation Satellite Systems (GNSS) typically perform poorly in urban environments, where the likelihood of line-of-sight conditions…

Machine Learning · Computer Science 2022-02-04 Çağkan Yapar , Ron Levie , Gitta Kutyniok , Giuseppe Caire

Global Navigation Satellite Systems (GNSS) are widely used to provide position, velocity, and timing (PVT) information for various applications, including transportation, location-based communication services, and intelligent agriculture.…

Machine Learning · Computer Science 2026-05-21 Pin-Hsun Lee , Harry Leib

The sparsity of millimeter wave (mmWave) channels in the angular and temporal domains is beneficial to channel estimation, while the associated channel parameters can be utilized for localization. However, line-of-sight (LoS) blockage poses…

Signal Processing · Electrical Eng. & Systems 2024-02-27 Kunlun Li , Jiguang He , Mohammed El-Hajjar , Lie-Liang Yang

Global Navigation Satellite Systems (GNSS) provide global positioning and timing. Multiple receivers with known reference positions (stations) can assist mobile receivers (rovers) in obtaining GNSS corrections and achieve centimeter-level…

Cryptography and Security · Computer Science 2024-06-13 Marco Spanghero , Panos Papadimitratos

As a promising technique, reconfigurable intelligent surfaces (RISs) exhibit its tremendous potential for high accuracy positioning. In this paper, we investigates multi-user localization and tracking problem in multi-RISs-assisted system.…

Information Theory · Computer Science 2024-07-11 Ronghua Peng , Peng Gao , Jing You , Lixiang Lian

Maps are essential for diverse applications, such as vehicle navigation and autonomous robotics. Both require spatial models for effective route planning and localization. This paper addresses the challenge of road graph construction for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Balázs Opra , Betty Le Dem , Jeffrey M. Walls , Dimitar Lukarski , Cyrill Stachniss

Precise relative navigation is a critical enabler for distributed satellites to achieve new mission objectives impossible for a monolithic spacecraft. Carrier phase differential GPS (CDGPS) with integer ambiguity resolution (IAR) is a…

Systems and Control · Electrical Eng. & Systems 2023-11-01 Samuel Y W Low , Simone D'Amico

For reliable operation on urban roads, navigation using the Global Navigation Satellite System (GNSS) requires both accurately estimating the positioning detail from GNSS pseudorange measurements and determining when the estimated position…

Robotics · Computer Science 2021-10-26 Shubh Gupta , Grace X. Gao
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