Enhancing GNSS Positioning and Navigation Accuracy for Wireless Sensor Nodes

Ensuring high precision and accuracy in Global Navigation Satellite System (GNSS) based positioning systems is crucial for wireless sensor nodes operating in dynamic environments. This paper investigates techniques to improve the accuracy of GNSS positioning and navigation specifically tailored for wireless sensor nodes, thus enhancing their overall performance. This paper examines existing algorithms, simulations, and field experiments to identify factors impacting GNSS accuracy. It addresses limitations by proposing innovative approaches, including sensor fusion and advanced signal processing. The presented methodologies provide insights for designing reliable systems in dynamic environments. The proposed protocol improved the accuracy of predicted locations for sensor nodes in various environments, reducing mean positioning error by 2% and improving accuracy by 98%.