BeiDou Navigation Satellite System
• 5 geostationary orbit satellites and 30 non-geostationary orbit satellites
• The system is designed to provide global coverage around 2020
• Servicetarget
– Providing global coverage with positioning (10 meters), navigation (velocity accuracy of 0.2 meters / second) and timing services (timing accuracy of 10 nanoseconds)
– Service modes: Open service and Authorized service