MAY CONTAIN ROCKWELL PROPRIETARY report/ARL-sensIT/SensIT demo 031001/Ground Tracker...

report/ARL-sensIT/SensIT demo 031001/Ground Tracker Demo_RSC_yoo.ppt

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MAY CONTAIN ROCKWELL PROPRIETARY

Ground Tracker Flow chart

Geophones (Geo Space, LP model GS-20DX)

TDMA

Clock Synchronization

Gatewaynode

Wave IntensityComparison –multiple projectionsfrom clusters are to be made based upon receivedseismic signalenergy from nodes.

Displayan overlappedarea anda centroidof the area.

EEE

E

EE

E

E

E

Signal Processing

GUI

Collaborative Signal Processing


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Wave Intensity Comparisonfor Locating A Target – 1 cluster

cluster A

A1

A2 A3

60°

EA2 > EA1 > EA3

EA2 > EA1

EA2 > EA1 > EA3

Target


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-50 -40 -30 -20 -10 0 10 20 30 40 50-40

-30

-20

-10

0

10

20

30

40Source Localization Demo by RSC

A1

A2 A3B1

B2 B3

C1

C2 C3

source

Wave Intensity Comparison forLocating A Target – 3 clusters


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Ground Tracker Demo

Surveillant Area

Cluster #3Cluster #1

Cluster #2

gatewaynode

road

Remote user


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Surveillant Area

Cluster #3Cluster #1

Cluster #2

Ground Tracker Demo

Nointruder

Gray color = Target is not detected.

Tank is out of the surveillant area.

seismic wave


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detect range fromclusters

Ground Tracker Demo

Target@ x,y,z,t1

red color = Target is detected and data istransmitted to the gateway successfully.

centroid ofthe area

Possibletarget area

t1


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Ground Tracker Demo

t1t2 Target

@ x,y,z,t2


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Ground Tracker Demo

t1t2 Target

@ x,y,z,t3

t3


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Ground Tracker Demo

t1t2 t3

t4

failed to transmit to gateway

Target@ x,y,z,t4


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Surveillant Area

Ground Tracker Demo

t1t2 t3

t4

Nointruder

MAY CONTAIN ROCKWELL PROPRIETARY report/ARL-sensIT/SensIT demo 031001/Ground Tracker...

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