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Related papers: Real-time Localization Using Radio Maps

200 papers

Positioning problem can be solved with several approaches in 5G. This paper introduces RT (Ray Tracing) technique for small-cell Outdoor positioning and tracking for systems with distributed architecture with multipath processing gain.…

Signal Processing · Electrical Eng. & Systems 2023-05-19 Vladislav Ryzhov

When dedicated positioning systems, such as GPS, are unavailable, a mobile device has no choice but to fall back on its cellular network for localization. Due to random variations in the channel conditions to its surrounding base stations…

Information Theory · Computer Science 2015-10-27 Javier Schloemann , Harpreet S. Dhillon , R. Michael Buehrer

Radio applications are increasingly being used in urban environments for cellular radio systems and safety applications that use vehicle-vehicle, and vehicle-to-infrastructure. We present a novel ray tracing-based radio propagation…

Signal Processing · Electrical Eng. & Systems 2023-05-16 Ruichen Wang , Dinesh Manocha

Localization in topological maps is essential for image-based navigation using an RGB camera. Localization using only one camera can be challenging in medium-to-large-sized environments because similar-looking images are often observed…

Robotics · Computer Science 2022-04-29 Takahiro Niwa , Shun Taguchi , Noriaki Hirose

The ability of a sensor node to determine its physical location within a network (Localization) is of fundamental importance in sensor networks. Interpretating data from sensors will not be possible unless the context of the data is known;…

Networking and Internet Architecture · Computer Science 2007-05-23 Sameer Tilak , Vinay Kolar , Nael B. Abu-Ghazaleh , Kyoung-Don Kang

Multipath and non-line-of-sight (NLOS) signals are the major causes of poor accuracy of a global navigation satellite system (GNSS) in urban areas. Despite the wide usage of the GNSS in populated urban areas, it is difficult to suggest a…

Systems and Control · Electrical Eng. & Systems 2022-06-10 Yongjun Lee , Yoola Hwang , Jae Young Ahn , Jiwon Seo , Byungwoon Park

Localization is one of the most important problems in various fields such as robotics and wireless communications. For instance, Unmanned Aerial Vehicles (UAVs) require the information of the position precisely for an adequate control…

Signal Processing · Electrical Eng. & Systems 2021-09-28 Kutay Bölat

Context-aware applications have been gaining huge interest in the last few years. With cell phones becoming ubiquitous computing devices, cell phone localization has become an important research problem. In this paper, we present CellSense,…

Networking and Internet Architecture · Computer Science 2010-04-20 Mohamed Ibrahim , Moustafa Youssef

Global Positioning System (GPS) is a satellite network that transmits regularly encoded information and makes it possible to pinpoint the exact location on Earth by measuring the distance between satellites and the receiver. While GPS…

Systems and Control · Computer Science 2018-03-23 Mehmet Serdar Güzel , Erkan Meral

Global Navigation Satellite Systems (GNSS)-based positioning plays a crucial role in various applications, including navigation, transportation, logistics, mapping, and emergency services. Traditional GNSS positioning methods are…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Adyasha Mohanty , Grace Gao

The increasing deployment of large antenna arrays at base stations has significantly improved the spatial resolution and localization accuracy of radio-localization methods. However, traditional signal processing techniques struggle in…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Baptiste Chatelier , Vincent Corlay , Musa Furkan Keskin , Matthieu Crussière , Henk Wymeersch , Luc Le Magoarou

We propose a method for accurately localizing ground vehicles with the aid of satellite imagery. Our approach takes a ground image as input, and outputs the location from which it was taken on a georeferenced satellite image. We perform…

Robotics · Computer Science 2015-11-02 Hang Chu , Hongyuan Mei , Mohit Bansal , Matthew R. Walter

Indoor localization systems that are accurate and robust with respect to propagation channel conditions are still a technical challenge today. In particular, for systems based on range measurements from radio signals, non-line-of-sight…

Emerging Technologies · Computer Science 2013-05-01 Paul Meissner , Erik Leitinger , Markus Fröhle , Klaus Witrisal

This paper considers the localization problem in a 5G-aided global navigation satellite system (GNSS) based on real-time kinematic (RTK) technique. Specifically, the user's position is estimated based on the hybrid measurements, including…

Signal Processing · Electrical Eng. & Systems 2023-03-24 Pinjun Zheng , Xing Liu , Tarig Ballal , Tareq Y. Al-Naffouri

Mobile network operator (MNO) data are a rich data source for official statistics, such as present population, mobility, migration, and tourism. Estimating the geographic location of mobile devices is an essential step for statistical…

Signal Processing · Electrical Eng. & Systems 2021-10-04 Martijn Tennekes , Yvonne A. P. M. Gootzen

Indoor navigation remains a complex challenge due to the absence of reliable GPS signals and the architectural intricacies of large enclosed environments. This study presents an indoor localization and navigation approach that integrates…

Machine Learning · Computer Science 2025-08-12 Keyan Rahimi , Md. Wasiul Haque , Sagar Dasgupta , Mizanur Rahman

Accurate indoor positioning for wireless communication systems represents an important step towards enhanced reliability and security, which are crucial aspects for realizing Industry 4.0. In this context, this paper presents an…

Signal Processing · Electrical Eng. & Systems 2023-06-07 Ivo Bizon , Zhongju Li , Ahmad Nimr , Marwa Chafii , Gerhard P. Fettweis

In recent years, unmanned aerial vehicles (UAVs) have been considered for telecommunications purposes as relays, caches, or IoT data collectors. In addition to being easy to deploy, their maneuverability allows them to adjust their location…

Signal Processing · Electrical Eng. & Systems 2019-07-16 Enes Krijestorac , Samer Hanna , Danijela Cabric

This paper proposes exploiting the spatial correlation of wireless channel statistics beyond the conventional received signal strength maps by constructing statistical radio maps to predict any relevant channel statistics to assist…

Signal Processing · Electrical Eng. & Systems 2022-08-17 Tobias Kallehauge , Pablo Ramìrez-Espinosa , Anders E. Kalør , Christophe Biscio , Petar Popovski

Received signal strength based device-free localization has attracted considerable attention in the research society over the past years to locate and track people who are not carrying any electronic device. Typically, the person is…

Networking and Internet Architecture · Computer Science 2014-08-20 Ossi Kaltiokallio , Hüseyin Yiğitler , Riku Jäntti