Compact Dual-Antenna GNSS Module for High-Precision Heading and Positioning

Service Description

End Product

This advanced GNSS module integrates dual-antenna support to provide precise, sub-degree heading and pitch or roll angles, combined with centimeter-level RTK accuracy. Its compact design and low power consumption make it ideal for space-constrained and power-sensitive applications, including autonomous vehicles, robotics, UAVs, rail, logistics, and port automation.

Key Features

• Dual-Antenna Input: Enables reliable heading and pitch or roll angles, independent of motion, available immediately at start-up.
• Multi-Constellation Support: Tracks all visible satellite signals (GPS, Galileo, GLONASS, Beidou, QZSS, SBAS) using up to 448 hardware channels.
• High RTK Accuracy:
  • Horizontal: 0.6 cm + 0.5 ppm
  • Vertical: 1.0 cm + 1.0 ppm
•  Compact and Efficient:
  • Dimensions: 31 × 31 × 4 mm
  • Power Consumption: 0.6 W typical
•  High Update Rate:
  • Measurements up to 100 Hz
  • RTK + Attitude updates at 20 Hz
• Low Latency: <10 ms with <20 ns event accuracy
• Temperature Range: Operates from -40°C to +85°C
• Interfaces: 4x UART, Ethernet, USB, CAN, GPIO, SDIO

Advanced Technologies

• Anti-Jamming & Anti-Spoofing: Onboard interference mitigation with narrow and wideband protection.
• Multipath Mitigation: Filters out reflected signals for increased accuracy in urban or obstructed environments.
• Robust Signal Tracking: Maintains performance under vibration, shock, and ionospheric disturbances.
• RAIM: Receiver Autonomous Integrity Monitoring ensures system reliability.

Performance Highlights

• Attitude Accuracy (with 5m antenna separation):
  • Heading: 0.03°
  • Pitch/Roll: 0.05°
• Velocity Accuracy: 3 cm/s
• Time Precision: PPS output accuracy of 5 ns

Ideal for Applications In

• Autonomous Vehicles & UAVs
• Precision Robotics
• Industrial Automation
• Railway Systems
• Logistics & Smart Ports

This module is designed for automated manufacturing, supports industry-standard protocols (NMEA, RTCM, RINEX, etc.), and offers seamless integration into a wide range of GNSS-based systems. With its powerful combination of compact size, high accuracy, and robustness, it delivers a cornerstone solution for next-generation navigation and automation systems.