Swegeo GS-M20
Single Antenna GNSS Receiver Board
The SweGeo GS-M20 board offers seamless, real-time, and high-precision positioning even in challenging and signal-disrupted environments. With its integrated design, superior performance, low power consumption, and compact form factor, the GS-M20 stands out as an ideal solution for various applications including autonomous driving, advanced driver assistance systems, lane-level navigation, drones, intelligent robots, precision agriculture, surveying, and mapping. This module ensures exceptional performance and reliability, making it a perfect fit for your projects that demand high accuracy and integration.
Based on Alice, the 22 nm process GNSS SoC
The GS-M20 board is powered by the Alice GNSS System-on-Chip, which is manufactured using an advanced 22 nm process technology. This enables high performance with lower power consumption and a compact design, ensuring efficient and reliable operation.
Full-constellation and full-frequency (1507 channels)
The board supports all major global navigation satellite systems (GNSS), including GPS, GLONASS, Galileo, and BeiDou, across all available frequency bands. With 1507 channels, it provides comprehensive coverage and enhanced accuracy in positioning.
L-Band and CLAS supported
The GS-M20 supports L-Band signals and the Centimeter Level Augmentation Service (CLAS), which are crucial for high-precision positioning applications. This makes it suitable for industries that require precise location data, such as autonomous driving and precision agriculture.
NRTK/PPP/PPP-RTK supported
The board is compatible with Network Real-Time Kinematic (NRTK), Precise Point Positioning (PPP), and PPP-Real-Time Kinematic (PPP-RTK) technologies. These advanced positioning techniques improve accuracy and reliability, even in challenging environments.
Anti-jamming and anti-spoofing
The GS-M20 features robust anti-jamming and anti-spoofing capabilities, ensuring the integrity and reliability of the positioning data. This is especially important in environments with potential signal interference or malicious attacks.
Various interfaces
The board offers multiple interfaces for easy integration with different systems and devices. This flexibility allows it to be used in a wide range of applications, from autonomous vehicles to drones and intelligent robotics.
| Channels | 1507 Channels |
| Signal Supported | L-Band* 3 channels, 1525~1559 MHz BDS-2 B1I, B2I, B3I BDS-3 B1I, B1C, B2a, B2b (PPP), B3I GPS L1 C/A, L1C, L2, L5 GLO G1, G2 GAL E1, E5a, E5b, E6* QZSS L1 C/A, L1C, L2, L5, L6* NavIC (IRNSS) L5 SBAS* L1 C/A |
| Accuracy | Horizontal Positioning Accuracy Single Point 1.5 m (RMS) RTK 1 cm + 1 ppm (RMS) Vertical Positioning Accuracy Single Point 2.5 m (RMS) RTK 1.5 cm + 1 ppm (RMS) |
| Data update rate | GNSS Observation 10 Hz GNSS Position Results* 10 Hz |
| Initialization / Time to first fix | Cold start ≤ 30 s Hot start ≤ 5 s |
| RTK performance | RTK Initialization ≤ 5 s RTK Solution Delay ≤ 50 ms Re-acqusition Time ≤ 1s DR Accuracy |
| Accuracy | Timing Accuracy 20 ns (RMS) Velocity Accuracy 0.03m/s (RMS) |
| Anti-jamming | Categories Single-frequency, Multitone, Sweeping, Pulse, Narrowband Interference-Signal Ratio 65 dBc |
| Dimensions | 71.1 x 45.7 x 1.62 mm |
| Weight | 644 gram |
| Input voltage | 3.3V DC |
| Connectors | RS232 x 2, USB x 1 , Bluetooth(Long Range SPP) |
| Temperature | Operating Temperature* -40°C ~ +85°C Storage Temperature* -40°C ~ +105°C |
| Humidity | Humidity 95% Non-condensing |
| Vibration/Shock | JESD22-B103 / JESD22-B110 |
