Introduction
The document introduces the ADX XR system, a highly precise Portable Pilot Unit (PPU) designed for ultra-precise approach and docking of large vessels. It emphasizes the system's extreme reliability, safety, and efficiency compared to traditional shipborne and shore-based systems.

Specifications
The ADX XR system utilizes advanced GPS/GLONASS Real Time Kinematic (RTK) techniques and precise Rate of Turn (RoT) sensors to provide accurate measurements of low speeds, precise heading, and rate of turn. The system's position accuracy is 1.5 cm in RTK mode, with a bow and stern speed accuracy of 1 cm/sec, and heading accuracy of 0.01 degrees.

System Features
The ADX XR is a compact, wireless system comprising three small, ruggedized POD units. It features dual modems for RTK signal reception, ensuring minimal downtime by automatically selecting the best provider. The system is designed according to the POADSS concept and is compatible with standard wireless technology.

Performance and Benefits
The system offers high precision and reliability with features such as:

• Position accuracy of 1.5 cm in RTK mode
• Robustness with a drop test rating of 1.5 m
• Battery life of up to 11 hours
• Wireless standard WLAN 802.11b/g

Benefits include no cables or connectors, quick installation, and compatibility with GPS, GLONASS, and future Galileo systems.

Applications
The ADX XR system is suitable for various maritime operations, including:

• Precise maneuvering and docking
• FPSO and SPM operations
• Ship to ship operations
• Rig moves

It also serves as a replacement for laser docking systems and provides AIS and VTS traffic images.

Conclusion
The ADX XR system is positioned as the most accurate PPU on the market, offering unparalleled precision and reliability for maritime navigation and docking operations.