With a hybrid constellation comprised of Geostationary Orbit (GEO) satellite,Inclined Geosynchronous Orbit (IGSO) satellite and Medium Earth Orbit (MEO) sat
Positioning receivers are required to be capable of receiving weak signals to satisfy indoor applications.When searching weak signals,the receiver may unsuc
This study compares numerical models with analytical solutions in computing travel times and radius of protection zones for a pumping well located in an unconfi