Www.omnistar.nl CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 1 March 2005 Presentation by...

www.omnistar.nlCGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 1

March 2005Presentation byIr. Hans Visser

Technical Manager& New Business development

OmniSTAR BVOmniSTAR BV

World-Wide real-time decimeter

positioning and navigation

based on a global network

or

precise orbit-clock solution


Overview of PresentationOverview of PresentationOverview of PresentationOverview of Presentation

• Fugro

• OmniSTAR

• How does OmniSTAR work

• Products• VBS DGPS Virtual Base Station• HP High Performance

Recent improvements• XP eXtended Performance (Orbits and

Clocks)

• Conclusions• Future


FUGRO GROUPFUGRO GROUPFUGRO GROUPFUGRO GROUP


Fugro OverviewFugro OverviewFugro OverviewFugro 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


GEOSCIENCEDIVISION

Quantify and qualify resources

for oil, gas, minerals and

optimise production

Investigation & advice on the

physical properties of soil and materials for

constructions

GEOTECHNICALDIVISION

Positioning, mapping and

charting, geological advice

and support services for

developments

OmniSTAR BV

SURVEYDIVISION

STRUCTURE OF THE FUGRO GROUPSTRUCTURE OF THE FUGRO GROUPSTRUCTURE OF THE FUGRO GROUPSTRUCTURE OF THE FUGRO GROUP

FUGRO GROUP


OMNISTAR GROUPOMNISTAR GROUPOMNISTAR GROUPOMNISTAR GROUP


OMNISTAR WORLDWIDEOMNISTAR WORLDWIDEOMNISTAR WORLDWIDEOMNISTAR WORLDWIDE

Leidschendam

OmniSTAR Pty.South Africa

Houston

OmniSTAR Inc.

Perth

OmniSTAR Pty.

OmniSTAR B.V.

Dubai

Johannesburg

OmniSTAR B.V. Singapore


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 GROUPSTRUCTURE OF THE OMNISTAR GROUPSTRUCTURE OF THE OMNISTAR GROUPSTRUCTURE OF THE OMNISTAR GROUP

OMNISTAR GROUP


OMNISTAR BVOMNISTAR BVOMNISTAR BVOMNISTAR BV


OMNISTAR BV SALESOMNISTAR BV SALESOMNISTAR BV SALESOMNISTAR BV SALES

INTRODUCTION

VBS

HP

AM

APPLICATIONS

CONTACT US


OMNISTAR MARKET SEGMENTSOMNISTAR MARKET SEGMENTSOMNISTAR MARKET SEGMENTSOMNISTAR MARKET SEGMENTS

DREDGING1%

AVIATION3%

AGRICULTURE42%

SYSTEM INTEGRATOR

0%

SURVEY30%

MILITARY2%

MAPPING11%

GIS7%

END-CUSTOMER4%


OMNISTAR MARKET DIVISION (by country)OMNISTAR MARKET DIVISION (by country)OMNISTAR MARKET DIVISION (by country)OMNISTAR MARKET DIVISION (by country)

ITALY4%

ISRAEL2%

IRELAND3%

GREECE1%

DENMARK2%EGYPT

2%

BELGIUM2%

SPAIN6%

SAUDI ARABIA2%

UAE2%

UK14%

USA9%FR

8%

NL21%

GERMANY22%


OmniSTAR InfrastructureOmniSTAR InfrastructureOmniSTAR InfrastructureOmniSTAR Infrastructure

90 GPS Reference stationsL1/L2

10 Glonass Reference stations6 High Power Geostationary Satellite beams

EA-SAT Europe/Asia SatelliteAF-SAT AfricaAMSC North America(East/Middle/West)AMSATNorth and South AmericaAPSAT Asia Pacific SatelliteOPTUS Australia Spot beam

2 Independent Network Control Centers Houston USAPerth Australia


OMNISTAR InfrastructureOMNISTAR InfrastructureOMNISTAR InfrastructureOMNISTAR Infrastructure

Source: www.surveyplanner.com


OmniSTAR HP Network of Ground StationsOmniSTAR HP Network of Ground StationsOmniSTAR HP Network of Ground StationsOmniSTAR HP Network of Ground Stations


Prague


OmniSTAR HP Send data to Uplink centreOmniSTAR HP Send data to Uplink centreOmniSTAR HP Send data to Uplink centreOmniSTAR HP Send data to Uplink centre


Satellite Uplink

Prague


Omnistar HP Send data to Geo-SatelliteOmnistar HP Send data to Geo-SatelliteOmnistar HP Send data to Geo-SatelliteOmnistar HP Send data to Geo-Satellite


Satellite Uplink

Geostationaire

Satellite

Prague


Omnistar HP All calculation in MobileOmnistar HP All calculation in MobileOmnistar HP All calculation in MobileOmnistar HP All calculation in Mobile


Satellite Uplink

Geostationaire

Satellite

Prague


Omnistar HP Networked solutionOmnistar HP Networked solutionOmnistar HP Networked solutionOmnistar HP Networked solution


Networked

L1/L2-Iono

+SV orbit

+SV Clock

Prague


HP SCATTERPLOT NetherlandsHP SCATTERPLOT NetherlandsHP SCATTERPLOT NetherlandsHP SCATTERPLOT Netherlands


HP HP ConvergenceConvergence

HP HP ConvergenceConvergence


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 TIMEOmniSTAR HP INITIALIZATION TIMEOmniSTAR HP INITIALIZATION TIMEOmniSTAR HP INITIALIZATION TIME


OmniSTAR 8300 HP Initialisation testOmniSTAR 8300 HP Initialisation testOmniSTAR 8300 HP Initialisation testOmniSTAR 8300 HP Initialisation test


HP Convergence over 80 hourly sampleHP Convergence over 80 hourly sampleHP Convergence over 80 hourly sampleHP Convergence over 80 hourly sample

Estimated Standard deviation

Real Standard deviation


Convergence is dependant on GeometryConvergence is dependant on GeometryConvergence is dependant on GeometryConvergence is dependant on Geometry

Initialisation time for the Ag252 as time of day

0:00:00

0:05:00

0:10:00

0:15:00

0:20:00

0:25:00

0:30:00

0:35:00

0:40:00

0:45:00

0:50:00

0:55:00

1:00:00

00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00

hours

Init

tim

e m

inu

tes

C onvergence criteria using variance depending

O n tim e m om ent of day


HP HP Re-initializationRe-initialization

HP HP Re-initializationRe-initialization

How to go get back to HP accuracy

in a tunnel or

going under trees


Challenging environmentsChallenging environmentsChallenging environmentsChallenging environments


Re-InitializationRe-InitializationRe-InitializationRe-Initialization

Static receiver

September 2003, Lafayette, USA

69 gaps of 20 s (average)


Re-Initialization, resultsRe-Initialization, resultsRe-Initialization, resultsRe-Initialization, results

Success rate: 98.5%, average error: 0.05 m

0.00

0.20

0.40

0.60

0.80

1.00

1.20

1 4 7 10 13 16 19 22 25 28 31 34 37 40 43 46 49 52 55 58 61 64 67

Interruption

Ba

seli

ne

len

gth

[m

]


Static re-initialization testsStatic re-initialization testsStatic re-initialization testsStatic re-initialization tests

Std DEV, Quality and Nr of L2 OBS above RTK mask angleStatic re-init test, 5 second outage on the hour

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

0:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00

Time

Met

ers

0

1

2

3

4

5

6

7

8

9

10

Qu

alit

y +

NS

AT

S

Std DEV Lat Std DEV Lon Std DEV Height Quality Nr L2 OBS

Receiver: 8300HP sn: 752642Antenna: Novatel PinwheelFirmware: 2.140Date: 5-Feb-2004


Omnistar HP dynamic re-init testOmnistar HP dynamic re-init testOmnistar HP dynamic re-init testOmnistar HP dynamic re-init test

Small bridge over road


Dynamic re-init accuracy Dynamic re-init accuracy Dynamic re-init accuracy Dynamic re-init accuracy

Std DEV and QualityDynamic re-init test

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

12:41 13:09 13:38 14:07 14:36 15:05

Time

Met

ers

0

1

2

3

4

5

6

Qua

lity

Std DEV Lat Std DEV Lon Std DEV Height Quality

Receiver: 8300HP sn: 752642Antenna: Novatel PinwheelFirmware: 2.140Date: 29-01-2004


HP HP Extend time without CorrectionExtend time without Correction

HP HP Extend time without CorrectionExtend time without Correction


25m

61m

22m

20°

T=0s T=35s

T=55-95sT=90-130s

5kph

50m

Loss of correction signal around trees tothe south of the field

Side View

Top View

Estimate for turn time is 20 -60 seconds, depending on

how many passes are skipped,and if a 3 point turn is

undertaken.

3m

Trees at high elevationTrees at high elevationTrees at high elevationTrees at high elevation


HP Age of correction 4 minutesHP Age of correction 4 minutes


No Network correction for 4 MinutesNo Network correction for 4 MinutesNo Network correction for 4 MinutesNo Network correction for 4 Minutes


Error distribution after 4 MinutesError distribution after 4 MinutesError distribution after 4 MinutesError distribution after 4 Minutes

HP Error distribution with age=4 minutes, N=473 samples 5 minutes with correction 4 minutes without correction

0.0%

5.0%

10.0%

15.0%

20.0%

25.0%

30.0%

-2 -1.5 -1 -0.5 0 0.5 1 1.5 2

Offset in meter

Per

cent

age

.00%

10.00%

20.00%

30.00%

40.00%

50.00%

60.00%

70.00%

80.00%

90.00%

100.00%

Cum

. per

cent

age

Lat Lon Height Height Cum. Lat Cum Lon Cum.

8300HP - SN 7514618300 firmware : 2.130s9HP: 3.06Antenna: PinwheelLocation 23, 52°05'47.14785"N , 4°24'21.93582"E , 54.542


Numerical statistics Age=4 MinutesNumerical statistics Age=4 MinutesNumerical statistics Age=4 MinutesNumerical statistics Age=4 Minutes

Age=4 Min Lat Lon Height average -4 cm -24 cm 16 cm stdev 36 cm 21 cm 73 cm Minimum -137 cm -116 cm 216 cm Maximum 163 cm 47 cm


OmniSTAR XP OmniSTAR XP OmniSTAR XP OmniSTAR XP


OmniSTAR XP (eXtended Performance)OmniSTAR XP (eXtended Performance)OmniSTAR XP (eXtended Performance)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


NASA - JPL reference networkNASA - JPL reference networkNASA - JPL reference networkNASA - JPL reference network


OmniSTAR XP PrincipleOmniSTAR XP PrincipleOmniSTAR XP PrincipleOmniSTAR XP Principle


OmniSTAR XP No Reference stationsOmniSTAR XP No Reference stationsOmniSTAR XP No Reference stationsOmniSTAR XP No Reference stations


OmniSTAR XP Broadcast OrbitsOmniSTAR XP Broadcast OrbitsOmniSTAR XP Broadcast OrbitsOmniSTAR XP Broadcast Orbits


OmniSTAR XP Precise Rapid OrbitsOmniSTAR XP Precise Rapid OrbitsOmniSTAR XP Precise Rapid OrbitsOmniSTAR XP Precise Rapid Orbits


OmniSTAR XP Clock offsetOmniSTAR XP Clock offsetOmniSTAR XP Clock offsetOmniSTAR XP Clock offset


PPP – additional error sourcesPPP – additional error sourcesPPP – additional error sourcesPPP – additional error sources

Earth tides• Up to 30 cm

Ocean loading• Up to 5 cm

Polar motion• Up to 2.5 cm


Earth tides, Netherlands, February 2005Earth tides, Netherlands, February 2005Earth tides, Netherlands, February 2005Earth tides, Netherlands, February 2005

-0.25

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

1 F

eb

20

05

2 F

eb

20

05

3 F

eb

20

05

4 F

eb

20

05

5 F

eb

20

05

6 F

eb

20

05

7 F

eb

20

05

8 F

eb

20

05

9 F

eb

20

05

10

Fe

b 2

00

5

11

Fe

b 2

00

5

12

Fe

b 2

00

5

13

Fe

b 2

00

5

14

Fe

b 2

00

5

15

Fe

b 2

00

5

16

Fe

b 2

00

5

17

Fe

b 2

00

5

18

Fe

b 2

00

5

19

Fe

b 2

00

5

20

Fe

b 2

00

5

21

Fe

b 2

00

5

22

Fe

b 2

00

5

23

Fe

b 2

00

5

24

Fe

b 2

00

5

25

Fe

b 2

00

5

26

Fe

b 2

00

5

27

Fe

b 2

00

5

28

Fe

b 2

00

5

North East Up


Earth tides movementEarth tides movementEarth tides movementEarth tides movement

-0.04-0.02

00.02

0.04

-0.04

-0.03

-0.02

-0.01

0-0.2

-0.1

0

0.1

0.2

East (m)North (m)

Up

(m

)

12:00: Up -0.11 m

17:00: Up -0.02 m


XP - Lafayette, USAXP - Lafayette, USAXP - Lafayette, USAXP - Lafayette, USA

Easting, standard deviation: 0.05 m

Northing, standard deviation: 0.04 m

Height, standard deviation: 0.09 m


OmniSTAR XP 22 Feb 2005 Netherlands OmniSTAR XP 22 Feb 2005 Netherlands OmniSTAR XP 22 Feb 2005 Netherlands OmniSTAR XP 22 Feb 2005 Netherlands


OMNISTAR-HP COMPATIBLE RECEIVERSOMNISTAR-HP COMPATIBLE RECEIVERSOMNISTAR-HP COMPATIBLE RECEIVERSOMNISTAR-HP COMPATIBLE RECEIVERS

CONTACT US

VBS

HP

INTRODUCTION

Novatel Pro-Pak LBSokkia GRS 2650

APPLICATIONS

Trimble Ag252

Topcon

8400HP


AGRICULTUREAGRICULTUREAGRICULTUREAGRICULTURE

INTRODUCTION

VBS

CONTACT US

HP

APPLICATIONS

Auto-guidance/ auto-steering

Seed drilling

Automatic planting

SprayingSource: BEELINE Technologies, Inc.


ConclusionsConclusionsConclusionsConclusions

OmniSTAR

OmniSTAR VBS sub meter

OmniSTAR HP Network <10 cm 4-5 cm Standard DevFixing gap possibleConvergence 20 Minutes average

50 Minutes maxStatic direct working with Reference Position

OmniSTAR XP5 cm Standard deviationVery smooth solutionWorld Wide


OmniSTAR Future developmentsOmniSTAR Future developmentsOmniSTAR Future developmentsOmniSTAR 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


[email protected]

Tel: +31 70 317 0900

Www.omnistar.nl CGSIG Prague Hans Visser Tuesday, 15 March 2005 slide 1 March 2005 Presentation by...

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