UAV Satellite Navigation Receiver

Specifications. Key specifications: Operating frequency point BDS B3 / 1268.52 MHz 10.23MHz, Anti-narrowband interference capability B3 frequency point anti-narrowband interference not less than 60dB, Dynamic measurement range Speed / 100m/s, Acceleration 1g, Positioning time Cold start time / 60s (C / a code, P code) (1) ）, Recapture time 2S (lock loss time not more than 30s), Measurement accuracy Single point accuracy / Horizontal 4m (1) ），Vertical 6m (1) ），Speed accuracy 0.1m/s (1) ）, Differential accuracy Horizontal 1m (1) ），Vertical 1m (1) ），Speed accuracy 0.05m/s (1) ）, Data output frequency Second pulse: frequency / 1Hz ；Accuracy: 20ns (1) ）The update rate of satellite navigation information is 10Hz, Airborne equipment Power supply interface / One power supply input interface: Input Voltage 5V 0.5V, PPS second pulse interface 1 A PPS second pulse output interface outputs RS422 PPS information, Receive differential information 1 Two receive ground differential information, two-way RS422, and the baud rate is 115200bps, Can bus interface A CAN bus interface with baud rate of 500kbps. The two-way can bus outputs satellite navigation information to the flight control computer, Ground equipment Power supply interface / One power supply input interface: input voltage 9v-32v, Send differential information 1 Send ground differential information, bidirectional RS232_A. The baud rate is 115200bps, Send reference information to ground computer 1 Send reference information, bidirectional RS232_B. The baud rate is 115bps, Second pulse frequency, 1Hz ；Accuracy 20ns (1) ）The update rate of satellite navigation information is 10Hz, One power supply input interface Input Voltage 5V 0.5V.