Where most GPS receivers only look at the data coming from the GPS satellites orbiting overhead, the Piksi uses another technique, real-time kinematics (RTK), to determine the receiver’s ...

The HiPer CR is a compact and lightweight GNSS receiver ... including GPS, GLONASS, Galileo, BeiDou and QZSS. It can be used in a variety of configurations, including as a network RTK rover ...