The hardware for a complete DGPS system is pretty minimal and quite affordable. Many of the necessary items you probably already on hand. A base station is no more than a computer connected to the ...

DGPS-Based Lane-Keeping. The primary positioning sensor used aboard the buses is a dual-frequency, carrier-phase GNSS receiver, providing centimeter-accurate position measurements at 10 Hz. With the ...

The DGPS system is not a two-way communication channel, so it could only be used to broadcast information to users, and it cannot transmit a voice signal, ...

In April, Trimble signed a $1.3 million contract with the U.S. Coast Guard (USCG) to provide GPS Integrity Monitoring Stations for use in the USCG's Differential Global Positioning System (DGPS).

The U.S. Coast Guard (USCG) is working to provide Differential Global Po sitioning System (DGPS) service for harbor and harbor approach navigation by 1996. DGPS technology is the first to ...

The state has begun rolling out the Differential Global Positioning System (DGPS)- based land surveying method, replacing age-old chain and tape systems.