Design sketch
High-Precision GNSS Module with Full-Constellation and Full-Frequency Support
ME3RGR11 is a high-precision, full-constellation and full-frequency GNSS positioning module featuring a powerful 600 MHz application processor and integrated double-precision floating-point computing unit. It supports advanced positioning technologies including RTK, PPP, PPP-RTK and multi-sensor fusion algorithms, delivering fast convergence, high accuracy and reliable performance in complex environments.
With 1040 channels, ME3RGR11 supports multi-band signals from major GNSS constellations including BDS, GPS, GLONASS, Galileo and QZSS, while providing enhanced compatibility with BDS-3 and satellite-based augmentation systems such as PPP-B2b, Galileo E6 HAS, QZSS L6 and CLAS. Combined with a professional-grade anti-interference design, it ensures stable and continuous positioning performance for demanding industrial applications.
ME3RGR11 is ideal for smart ports, power systems, autonomous driving, precision agriculture, surveying, high-precision navigation, handheld terminals and other industrial applications requiring reliable centimeter-level positioning.
Indicators | Parameters | Value |
Level | Industrial-grade | |
Operating temperature | -40~85℃ | |
Storage temperature | -55~90℃ | |
| Basic Information | Humidity | 95%non-condensing |
Packaging | LGA | |
Dimensions | 16.0*12.2*2.5mm | |
Number of serial ports | 3 | |
Frequency | B1I/B1C/L1CA/E1/G1/QZL1 | ✔ |
B2a/L5/E5a/NavIC/QZL5 | ✔ | |
B2I/B2b/E5b/L2/QZL2 | ✔ | |
G2/B3I | ✔ | |
L-Band | ✖ | |
E6 HAS/QZL6 | ✔ | |
PPP-B2b | ✔ | |
SBAS L1CA | ✔ | |
GNSS | RTK positioning（10Hz） | ✔ |
Dual-antenna direction-finding（10Hz） | ✖ | |
PVT single-point positioning（20Hz） | ✔ | |
Original observation（20Hz） | ✔ | |
Satellite-based correction data output | ✔ | |
Data Format | RTCM 3.3 | Input/Output |
NMEA-0183 | Versions 2.3 and 4.11 | |
Number of Tracking Channels | 1040 | |
TTFF | Cold start | 30s |
RTK initialization time | <5s | |
Pseudorange Observation Accuracy (1σ) | 10cm | |
Carrier Phase Observation Accuracy（1σ) | 1mm | |
Horizontal Positioning Accuracy（1σ) | PVT single-point positioning | 1.5m |
DGPS differential positioning | 0.4m | |
RTK accuracy | 1cm+1ppm | |
Elevation Positioning Accuracy（1σ) | PVT single-point positioning | 2.5m |
DGPS differential positioning | 0.8m | |
RTK accuracy | 1.5cm+1ppm | |
Speed Measurement Accuracy（1σ) | 0.05m/s | |
Directional Accuracy（1σ) | ✖ | |
Time Service Accuracy（1σ) | 10ns | |
Maximum Data Refresh Rate | RTK | 10Hz |
Dual-antenna direction-finding | ✖ | |
PVT single-point positioning | 20Hz | |
Original metric | 20Hz |
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