Results 31 to 40 of about 4,918 (200)

Characterisation of Received Signal Strength Perturbations using Allan Variance [PDF]

open access: yes, 2017
The received signal strength (RSS) of wireless signals conveys important information that has been widely used in wireless communications, localisation and tracking.
S McClean (8010053)   +4 more
core   +2 more sources

A Pairwise SSD Fingerprinting Method of Smartphone Indoor Localization for Enhanced Usability

open access: yesRemote Sensing, 2019
Smartphone indoor localization has attracted considerable attention over the past decade because of the considerable business potential in terms of indoor navigation and location-based services.
Fan Yang   +6 more
doaj   +1 more source

Performance Comparison of Three Antennas with Passive Reflecting Walls for Wireless Power Transmission

open access: yesJISR on Computing, 2023
This paper presents a novel wireless power transmission system through reflecting walls for enhancing received signal strength. The study has been conducted with the objective to achieve a novel system for energy harvesting and subsequent wireless power
Raza Jafri
doaj   +1 more source

Design Guidelines for Anode Modifications to Eliminate Soft Short Circuits in Anode‐Free Na Batteries Under High Current Density With Large‐Capacity Plating, Demonstrated via Initiated Chemical Vapor Deposition (iCVD)

open access: yesAngewandte Chemie, EarlyView.
This work establishes a laterally homogeneous organic–inorganic hybrid interphase for soft‐short‐free anode‐free sodium metal batteries under extended cycling at high current density and high plating capacity. In contrast to conventional strategies that evolve into laterally heterogeneous interphases and induce localized Na filament growth, the pDFHA ...
Yeongjun Oh   +7 more
wiley   +2 more sources

Indoor Positioning Algorithm Based on Maximum Correntropy Unscented Information Filter

open access: yesISPRS International Journal of Geo-Information, 2021
In view of the fact that indoor positioning systems are usually affected by non-Gaussian noise in complex indoor environments, this paper tests the data in the actual scene and analyzes the distribution characteristics of noise, and proposes a new indoor
Li Ma   +3 more
doaj   +1 more source

PENGARUH BENTUK GEOMETRI PEMASANGAN LAMPU LED TERHADAP AKURASI INDOOR PSITIONING LI-FI MENGGUNAKAN TEKNIK RECEIVE SIGNAL STRENGTH (RSS)

open access: yesTEKTRIKA - Jurnal Penelitian dan Pengembangan Telekomunikasi, Kendali, Komputer, Elektrik, dan Elektronika, 2021
Informasi untuk mengetahui lokasi benda atau seseorang merupakan salah satu hal yang penting dalam kehidupan sehari-hari. Selama ini, teknologi Global Positioning System (GPS) dapat diandalkan ketika berada di luar ruangan. Namun, ketika di dalam ruangan, GPS akan sulit menjangkau secara spesifik area bangunan.
Akhmad Hambali   +2 more
openaire   +2 more sources

Localization Algorithm with On-line Path Loss Estimation and Node Selection

open access: yesSensors, 2011
RSS-based localization is considered a low-complexity algorithm with respect to other range techniques such as TOA or AOA. The accuracy of RSS methods depends on the suitability of the propagation models used for the actual propagation conditions.
Gonzalo Seco-Granados   +2 more
doaj   +1 more source

Received signal strength and local terrain profile data for radio network planning and optimization at GSM frequency bands

open access: yesData in Brief, 2018
The behaviour of radio wave signals in a wireless channel depends on the local terrain profile of the propagation environments. In view of this, Received Signal Strength (RSS) of transmitted signals are measured at different points in space for radio ...
Segun I. Popoola   +2 more
doaj   +1 more source

An Efficient Indoor Positioning Method Based on Wi-Fi RSS Fingerprint and Classification Algorithm

open access: yesSensors, 2021
Wi-Fi received signal strength (RSS) fingerprint-based indoor positioning has been widely used because of its low cost and universality advantages. However, the Wi-Fi RSS is greatly affected by multipath interference in indoor environments, which can ...
Balaji Ezhumalai   +2 more
doaj   +1 more source

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