K922 supports full-system, full-frequency signal reception, is compatible with RTK, PPP, SPP and other positioning modes, and is equipped with an IMU, supporting on-chip integrated navigation solutions. It is suitable for applications such as precision agriculture, drones, and driver training and testing.
RTK GNSS module K922 High Precision Full-Band Positioning Heading UAV Drone Self-Driving Survey Precision Agriculture
K922 supports full-system, full-frequency signal reception, is compatible with RTK, PPP, SPP and other positioning modes, and is equipped with an IMU, supporting on-chip integrated navigation solutions. It is suitable for applications such as precision agriculture, drones, and driver training and testing.
- Overview
- Parameters
- Related Products
Overview
Parameters
| Product Parameters | |
| Chip | RTK GNSS module |
| Main antenna frequency | BDS: B1I,B21,B31,B2b GPS: L1C/A,L2P,L2C QZSS:L1C/A,L2C GLONASS: G1,G2 Galileo:E1,E5b SBAS: L1C/A L-Band |
| Sub-antenna frequency | BDS: B1I,B2b,B31 SBAS: L1,L2,L5 GPS: L1C/A,L2P,L2C QZSS: L1C/A,L2C GLONASS: G1,G2 Galileo: E1,E5b |
| Lost lock and recapture | < 1s |
| Pseudorange accuracy | ≤ 10cm |
| Carrier phase accuracy | ≤ 1mm |
| Timing accuracy | 20ns |
| Standard single point positioning accuracy | H ≤ 1.5m, V ≤ 3m (1σ, PDOP≤4) |
| Warm start (using RTC) | < 10s (typical) |
| Cold start | < 30s (with added capture acceleration module) |
| Initialization time | <5 seconds (typical) |
| Initialization reliability | >99.9 |
| Supply voltage | + 3.3 V ± 5 % DC |
| Power consumption | 1.6W (anti-interference disabled) |
| Antenna gain requirements | 20～35dB (recommended) |
| Size | 40.5mmx27.5mm |
| Weight | 8g |
| Working temperature | -40℃ ~ +85℃ |
| Storage temperature | -55℃ ~ +95℃ |
Applications
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