Magneto-Inductive Systems Limited

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MI Technology Overview

2003 Mines, Demolitions and Non-LethalConference and Exhibit

September 10, 2003

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Magneto-Inductive Firing Device

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Magneto-Inductive UBV Transceivers

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Dipole Field Distribution1

0.5B ( )

0

30

60

90

120

150

180

210

240

270

300

330

1

0.8

0.6

0.4

0.2

0

Dipole Relative Field Strength

X

Y

X

Radial

Axial X

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Electric and Magnetic Fields

TIME

EE

BB

E

B

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Field Strength vs. Range in Air

0 200 400 600 800 10001 10 12

1 10 11

1 10 10

1 10 9

1 10 8

1 10 7

1 10 6

1 10 5FLUX DENSITY Vs. AXIAL & RADIAL RANGE

RANGE (m)

FLU

X D

ENSI

TY (T

)

.

Radial

Axial X

M = 10,000 A-m2

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Power vs. Range for an MI SystemPow er vs. Range for Constan t D ata Rate

89% of range

100% of range

50% of range68% of range

79% of range

0.10.25

0.016

0.5

1

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Normalized R ange

Nor

mal

ized

Pow

er

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f 1.2 10 3 . = z 12.5= y 0= h 0= σ 4= depth 12.5= M 7.5 103.=

0 500 1000 1500 2000 2500 3000 3500 4000 4500 50001 .10 15

1 .10 14

1 .10 13

1 .10 12

1 .10 11

1 .10 10

1 .10 9

1 .10 8

1 .10 7

1 .10 6

Distance from centre (m)

B k y , ( ) bz k bx k

k

Sensitivity vs. Range: 7500 A-m2

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MI SensorsMagnetic Sensor Detectable Field Range (Tesla)

Technology 10-12 10-10 10-8 10-6 10-4 10-2 1 102

SQUIDFibre-Optic

Optically PumpedNuclear Precession

Induction-CoilEarth’s Field (for comparison)

Anisotropic Magneto-ResistiveFlux Gate

Magneto TransistorMagneto Diode

Magneto-OpticalGiant Magneto-Resistive

Hall-Effect

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Magneto-Inductive Remote Activation Munition System (MI-RAMS)

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Magneto-Inductive SPHINX 2 Launcher

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Lacroix Galix Family of Ammunition

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Presented By:

Donald F. Dinn, P. Eng.Vice-President, Engineering

Magneto-Inductive Systems Limited

Tel. (902) 889-2247Email. don@magnetoinductive.com