Automotive-Grade Dual-Frequency Multi-GNSS Integrated Positioning Module
Model: UM621A
Specifications
| Manufacturer: Unicore |
| Channels: 96 channels, based on UFirebirdII |
| Frequency: GPS L1C/A, L5; BDS B1I, B1C *, B2a; GLONASS G1; Galileo E1, E5a; NavIC L5 *; QZSS L1, L5; SBAS L1C/A |
| Positioning mode: Single-system standalone positioning; Multi-system joint positioning |
| TTFF: Cold start: < 26 s; Hot start: < 2 s; Reacquisition: < 2 s |
| Positioning accuracy (CEP): Horizontal: 1.5 m (quad-system, dual-frequency, open-sky conditions) |
| Velocity accuracy (RMS): 0.05 m/s (GNSS) |
| 1PPS: 20 ns |
| Sensitivity: GNSS tracking: -162 dBm; cold start: -148 dBm; hot start: -158 dBm; reacquisition: -160 dBm |
| GNSS data update rate: 1 Hz / 5 Hz * / 10 Hz * |
| INS data update rate: 50 / 100 Hz |
| Data format: NMEA 0183, Unicore |
