The primary means for electronic position fixing in use in contemporary maritime transport
are shipborne GPS (Global Positioning System) receivers or DGPS (Differential GPS) …

The Global Navigation Satellite System (GNSS) has been widely used in every area of our
daily life to provide accurate Positioning, Navigation, and Timing (PNT) services. However …

The new generation of BDS-3 broadcasted open service signals B1C and B2a, which are
compatible and interoperable with GPS and Galileo overlap** frequency signals, are …

Earth rotation parameters (ERPs) are susceptible to absorbing the spurious effects from
global navigation satellite system constellation characteristics and orbit modeling …

Marine measurements are generally with more multipath effects than land measurements.
The characteristics of the multipath error from the different antennas and different types of …

Real-time GNSS PPP is commonly used for high-precision positioning, but its utility is
constrained by factors that necessitate extended convergence periods for a dependable …

Currently, the developers of global navigation satellite systems (GNSS) are making
significant efforts to solve a number of fundamental problems. However, ignorimg by …

Global Navigation Satellite Systems (GNSS)-based position service is widely applied in
cities, but the precision varies significantly in different obstruction scenes. Scene recognition …

The BDS multipath delay error is highly related to the surrounding monitoring environment,
which cannot be eliminated or mitigated by applying the double difference observation …

A dual-frequency measurement is employed in conjunction with an innovative Ifree filtering
technique for mitigating the primary sources of Ifree influence on ground-based …