Impact of Antenna Orientation on Localization Accuracy Using RSSI-based Trilateration

The goal of the indoor localization is to determine the position and orientation of people, devices, and mobile robots. With the rise of Industry 4.0, wireless communication technologies have emerged as a rapidly evolving and crucial area for achieving this goal. Various radiocommunication-based tec...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Csík Dominik Miklós
Odry Ákos
Pesti Richárd
Sarcevic Péter
Dokumentumtípus: Cikk
Megjelent: 2024
Sorozat:ANALECTA TECHNICA SZEGEDINENSIA 18 No. 2
Tárgyszavak:
doi:10.14232/analecta.2024.2.22-29

mtmt:35224445
Online Access:http://publicatio.bibl.u-szeged.hu/34626
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520 3 |a The goal of the indoor localization is to determine the position and orientation of people, devices, and mobile robots. With the rise of Industry 4.0, wireless communication technologies have emerged as a rapidly evolving and crucial area for achieving this goal. Various radiocommunication-based technologies, including Bluetooth, Bluetooth Low Energy (BLE), Wi-Fi, Ultra-Wideband (UWB), and ZigBee offer means to indirectly estimate distance. These methods leverage diverse principles such as time-based measurements, signal strength, and angle of arrival. Indoor positioning systems can be categorized into two approaches: distance-based and distance-independent techniques. The Free Space Path Loss (FSPL) model describes the connection between distance and Received Signal Strength Indicator (RSSI). The parameters within this model significantly impact distance estimation and localization accuracy. Therefore, a method that accurately characterizes the model is critical. This work proposes an orientation-based localization technique utilizing RSSI and trilateration. Measurements were conducted between two ESP32 units in various orientations to obtain optimal parameters for each specific scenario. To assess the effectiveness of this approach, two scenarios were evaluated: one considering orientation and another neglecting it. The results show that incorporating orientation information leads to significantly more accurate positioning compared to the orientation-agnostic approach. 
650 4 |a Villamosmérnöki és informatikai tudományok 
700 0 1 |a Odry Ákos  |e aut 
700 0 1 |a Pesti Richárd  |e aut 
700 0 1 |a Sarcevic Péter  |e aut 
856 4 0 |u http://publicatio.bibl.u-szeged.hu/34626/1/22-29_Csik_etal.pdf  |z Dokumentum-elérés