CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 1 March 2005 Presentation by Ir. Hans Visser Technical Manager& New Business development OmniSTAR BV World-Wide real-time decimeter positioning and navigation based on a global network or precise orbit-clock solution

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 2 Overview of Presentation Fugro OmniSTAR How does OmniSTAR work Products VBSDGPS Virtual Base Station HPHigh Performance Recent improvements XPeXtended Performance (Orbits and Clocks) Conclusions Future

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 3 FUGRO GROUP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 4 Fugro Overview FUndation and GROund= FUGRO Headquarter Netherlands 8000 employees World-Wide 200 offices in over 50 countries Merge with Thales-Geosolutions Nov 2003 Integrate the Landstar network Include the XP solution Turnover 1,022 Billion Euro over 2004 Profit 65 Million Euro over 2004

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 5 GEOSCIENCE DIVISION Quantify and qualify resources for oil, gas, minerals and optimise production Investigation & advice on the physical properties of soil and materials for constructions GEOTECHNICAL DIVISION Positioning, mapping and charting, geological advice and support services for developments OmniSTAR BV SURVEY DIVISION STRUCTURE OF THE FUGRO GROUP FUGRO GROUP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 6 OMNISTAR GROUP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 7 OMNISTAR WORLDWIDE Leidschendam OmniSTAR Pty. South Africa Houston OmniSTAR Inc. Perth OmniSTAR Pty. OmniSTAR B.V. Dubai Johannesburg OmniSTAR B.V. Singapore

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 8 North- & South America Caribbean Europe Russia Ukraine Kazachstan North Africa Middle East India Pakistan Australia Asia South Africa OmniSTAR Pty.OmniSTAR Inc.OmniSTAR B.V. STRUCTURE OF THE OMNISTAR GROUP OMNISTAR GROUP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 9 OMNISTAR BV

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 10 OMNISTAR BV SALES INTRODUCTION VBS HP AM APPLICATIONS CONTACT US

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 11 OMNISTAR MARKET SEGMENTS DREDGING 1% AVIATION 3% AGRICULTURE 42% SYSTEM INTEGRATOR 0% SURVEY 30% MILITARY 2% MAPPING 11% GIS 7% END-CUSTOMER 4%

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 12 OMNISTAR MARKET DIVISION (by country) ITALY 4% ISRAEL 2% IRELAND 3% GREECE 1% DENMARK 2% EGYPT 2% BELGIUM 2% SPAIN 6% SAUDI ARABIA 2% UAE 2% UK 14% USA 9% FR 8% NL 21% GERMANY 22%

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 13 OmniSTAR Infrastructure 90 GPS Reference stations L1/L2 10 Glonass Reference stations 6 High Power Geostationary Satellite beams EA-SATEurope/Asia Satellite AF-SATAfrica AMSC North America(East/Middle/West) AMSATNorth and South America APSATAsia Pacific Satellite OPTUSAustralia Spot beam 2 Independent Network Control Centers HoustonUSA PerthAustralia

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 14 OMNISTAR Infrastructure Source:

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 15 OmniSTAR HP Network of Ground Stations Source: Prague

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 16 OmniSTAR HP Send data to Uplink centre Source: Satellite Uplink Prague

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 17 Omnistar HP Send data to Geo-Satellite Source: Satellite Uplink Geostationaire Satellite Prague

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 18 Omnistar HP All calculation in Mobile Source: Satellite Uplink Geostationaire Satellite Prague

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 19 Omnistar HP Networked solution Source: Networked L1/L2-Iono +SV orbit +SV Clock Prague

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 20 HP SCATTERPLOT Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 21 HP Convergence

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 22 Convergence: 20 minutes average for 30 cm CEP Improvement and implementation: Use known point as start value: Within 2 minutes DGPS as start value (50 cm direct, 10 Min for 30cm Static Convergence: 15 Min Re-initialization after loss of signal <5 minute :Direct HP OmniSTAR HP INITIALIZATION TIME

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 23 OmniSTAR 8300 HP Initialisation test

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 24 HP Convergence over 80 hourly sample Estimated Standard deviation Real Standard deviation

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 25 Convergence is dependant on Geometry

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 26 HP Re-initialization How to go get back to HP accuracy in a tunnel or going under trees

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 27 Challenging environments

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 28 Re-InitializationRe-Initialization Static receiver September 2003, Lafayette, USA 69 gaps of 20 s (average)

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 29 Re-Initialization, results Success rate: 98.5%, average error: 0.05 m

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 30 Static re-initialization tests

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 31 Omnistar HP dynamic re-init test

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 32 Dynamic re-init accuracy

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 33 HP Extend time without Correction

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 34 Trees at high elevation

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 35 HP Age of correction 4 minutes

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 36 No Network correction for 4 Minutes

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 37 Error distribution after 4 Minutes

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 38 Numerical statistics Age=4 Minutes

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 39 OmniSTAR XP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 40 OmniSTAR XP (eXtended Performance) Absolute positioning Precise Point Positioning (PPP) External corrections Satellite orbits and clocks from JPL Dual-frequency observations Ionosphere-free code and carrier

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 41 NASA - JPL reference network

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 42 OmniSTAR XP Principle

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 43 OmniSTAR XP No Reference stations

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 44 OmniSTAR XP Broadcast Orbits

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 45 OmniSTAR XP Precise Rapid Orbits

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 46 OmniSTAR XP Clock offset

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 47 PPP – additional error sources Earth tides Up to 30 cm Ocean loading Up to 5 cm Polar motion Up to 2.5 cm

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 48 Earth tides, Netherlands, February 2005

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 49 Earth tides movement 12:00: Up m17:00: Up m

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 50 XP - Lafayette, USA Easting, standard deviation: 0.05 m Northing, standard deviation: 0.04 m Height, standard deviation: 0.09 m

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 51 OmniSTAR XP 22 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 52 OmniSTAR XP 23 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 53 OmniSTAR XP 24 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 54 OmniSTAR XP 25 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 55 OmniSTAR XP 26 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 56 OmniSTAR XP 27 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 57 OmniSTAR XP 28 Feb 2005 Netherlands

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 58 OMNISTAR-HP COMPATIBLE RECEIVERS CONTACT US VBS HP INTRODUCTION Novatel Pro-Pak LB Sokkia GRS 2650 APPLICATIONS Trimble Ag252 Topcon 8400HP

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 59 AGRICULTUREAGRICULTURE INTRODUCTION VBS CONTACT US HP APPLICATIONS Auto-guidance/ auto-steering Seed drilling Automatic planting Spraying Source: BEELINE Technologies, Inc.

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 60 ConclusionsConclusions OmniSTAR OmniSTAR VBS sub meter OmniSTAR HP Network <10 cm 4-5 cm Standard Dev Fixing gap possible Convergence 20 Minutes average 50 Minutes max Static direct working with Reference Position OmniSTAR XP 5 cm Standard deviation Very smooth solution World Wide

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 61 OmniSTAR Future developments Datum shift broadcast over Satellite Include Glonass in HP/XP algorithms Broadcast over the Internet (NTRIP) Move to 2-3 cm standard deviation Reduce Convergence to 5-10 Minutes Include L2C Add Galileo

CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 62 Tel: