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Cath-Tech

Cath-Tech. Global Positioning System GPS. The GPS Satellite. The GPS Constellation. 24 Satellites 6 Orbital Planes 4 Satellites per Plane 20,200 Km Altitude 55 Degree Inclination. The GPS Receiver. GPS Interrupters. 1 PPS signal required for Interruption PPS Accuracy 365 nanoseconds

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Cath-Tech

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  1. Cath-Tech Global Positioning System GPS

  2. The GPS Satellite

  3. The GPS Constellation • 24 Satellites • 6 Orbital Planes • 4 Satellites per Plane • 20,200 Km Altitude • 55 Degree Inclination

  4. The GPS Receiver

  5. GPS Interrupters • 1 PPS signal required for Interruption • PPS Accuracy 365 nanoseconds • 4 Satellites required for 1 PPS signal

  6. 4 Satellites Required for Position and PPS

  7. Differential Correction

  8. WAAS = Improved Position Accuracy • Position information required for CIPS and DCVG surveys • Customers want accurate positions • WAAS = < 3 metre error

  9. WAAS Wide Area Augmentation System

  10. WAAS Coverage North America

  11. WAAS Uplink

  12. Improved Position Accuracy With WAAS

  13. WAAS Implementation

  14. Thank You For Your Attention Cathodic Technology Limited 15-1 Marconi Court Bolton, Ontario Canada L7E 1E2 Phone ++1 905 857-1050 Fax ++1 905 857-3499 Email ctl@corrosion-rust.com Web Site www.cath-tech.com

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