An Opportunistic Positioning Algorithm for Internet of Vehicles Under Intermittent and GNSS-Degraded Environment
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2024.3463180
Abstract: The global navigation satellite system (GNSS) is commonly used for high-precision vehicle positioning by leveraging positioning satellites. However, this system faces challenges, such as occlusion and absorption. As a result, meeting the precise positioning requirements… read more here.
Keywords: navigation; intermittent gnss; relative positioning; average relative ... See more keywords
A New Method for Evaluation of the Complex Material Coefficients of Piezoelectric Ceramics in the Radial Vibration Modes
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2021.3092708
Abstract: The determination of complex elastic, piezoelectric, and dielectric coefficients of piezoelectric ceramics is important for precision engineering devices. Here, a novel method for determining the optimal material coefficients is presented. This method minimizes the average… read more here.
Keywords: material coefficients; relative error; method; coefficients piezoelectric ... See more keywords