Results 41 to 50 of about 173,558 (169)

RILS: RFID indoor localization system using mobile readers

International Journal of Distributed Sensor Networks, 2018
The radio frequency identification technology was given greater interest as it is widely used for identification and localization in the cognitive radio sensor networks.
Jinkai Liu, Yanqing Qiu, Kezhao Yin, Wentong Dong, Jiaqing Luo   +4 more
doaj   +1 more source

Tracking by Identification Using Computer Vision and Radio

Sensors, 2012
We present a novel system for detection, localization and tracking of multiple people, which fuses a multi-view computer vision approach with a radio-based localization system.
Rok Mandeljc, Stanislav Kovačič, Matej Kristan, Janez Perš   +3 more
doaj   +1 more source

An adaptive weighting algorithm for accurate radio tomographic image in the environment with multipath and WiFi interference

International Journal of Distributed Sensor Networks, 2017
Radio frequency device-free localization based on wireless sensor network has proved its feasibility in buildings. With this technique, a target can be located relying on the changes of received signal strengths caused by the moving object.
Manyi Wang, Zhonglei Wang, Xiongzhu Bu, Enjie Ding   +3 more
doaj   +1 more source

Traffic Hotspot localization in 3G and 4G wireless networks using OMC metrics

, 2015
In recent years, there has been an increasing awareness to traffic localization techniques driven by the emergence of heterogeneous networks (HetNet) with small cells deployment and the green networks. The localization of hotspot data traffic with a very
Chahed, Tijani, Jaziri, Aymen, Nasri, Ridha   +2 more
core   +1 more source

Radio SLAM: A Review on Radio-Based Simultaneous Localization and Mapping

IEEE Access, 2023
Simultaneous localization and mapping (SLAM) algorithm has enabled the automation of mobile robots in unknown environments. It enables the robot to navigate through an unknown trajectory by employing sensors that provide measurements to infer the ...
Bisma Amjad, Qasim Zeeshan Ahmed, Pavlos I. Lazaridis, Maryam Hafeez, Faheem A. Khan, Zaharias D. Zaharis   +5 more
doaj   +1 more source

Modeling 5G-NR-Based Positioning Accuracy in Urban Environments

IEEE Access
Modeling phenomena influencing radiocommunication networks, such as 5G-NR, is a key aspect during their development and further optimization. In this paper, one proposes a model, for three different scenario types in urban environments, for user ...
Piotr Rajchowski, Luis M. Correia, Pedro Tareco, Krzysztof K. Cwalina   +3 more
doaj   +1 more source

An Extended Kalman Filter for Direct, Real-Time, Phase-Based High Precision Indoor Localization

IEEE Access, 2019
Radio-based indoor localization is currently a very vibrant scientific research field with many potential use cases. It offers high value for customers, for example, in the fields of robotics, logistics, and automation, or in context-aware IT services ...
Melanie Lipka, Erik Sippel, Martin Vossiek   +2 more
doaj   +1 more source

Les radios locales

Calenda, 2022
Alors que la radio fête son centième anniversaire et la FM son quarantième, Thierry Lefebvre et Sébastien Poulain publient un ouvrage collectif consacré aux nombreuses radios locales françaises : Les radios locales : histoires, territoires et réseaux, (L’Harmattan/INA).
openaire   +1 more source

An ASKAP Search for a Radio Counterpart to the First High-significance Neutron Star-Black Hole Merger LIGO/Virgo S190814bv [PDF]

, 2019
We present results from a search for a radio transient associated with the LIGO/Virgo source S190814bv, a likely neutron star-black hole (NSBH) merger, with the Australian Square Kilometre Array Pathfinder.
Andreoni, I, Banfield, J, Brown, I, Corsi, A, De, K, Dobie, D, Goldstein, DA, Hallinan, G, Hotan, A, Hotokezaka, K, Jaodand, AD, Kaplan, DL, Karambelkar, V, Kasliwal, MM, Lenc, E, McConnell, D, Mooley, K, Moss, VA, Murphy, T, Newman, JA, Perley, DA, Prakash, A, Pritchard, J, Sadler, EM, Sharma, Y, Stewart, A, Wang, Z, Ward, C, Whiting, M, Zhou, R   +29 more
core  

Inertial measurement unit–aided dual-frequency radio frequency identification localization in line-of-sight and non-line-of-sight hybrid environment

International Journal of Distributed Sensor Networks, 2018
The mitigation of non-line-of-sight propagation conditions is one of main challenges in wireless signal–based indoor localization. When radio frequency identification localization technology is applied in applications, the received signal strength ...
Jie Wu, Minghua Zhu, Bo Xiao, Wei He
doaj   +1 more source