SentrixTM Personnel TrackingTracking

Carol Teolis CTO and ChairmanCarol Teolis, CTO and Chairmancarole@trxsystems.com

12010 TRX Proprietary 1

Who is TRX?

F P i i f t t fFocus: Precise, infrastructure free, location and tracking

Products: SentrixTM Personnel Tracking System

Updates: Commercial system released• Safety & inspectionSafety & inspection

applications• Partner system

integration

22010

g

TRX Support and Experience

Technology Support Working Group (TWSG): First Responders (Fire &

Maryland Fire and Rescue Institute (MFRI):

First Responders (Fire & Police)

US Army:

First Responders (Fire)

National Geospatial US Army: Ground Soldier Training

Agency: Ground Soldier Tracking

DARPA:Ground Soldier & Mine Subterranean Tracking

National Science Foundation (NSF): First Responders

Department Of Homeland Security (DHS):First Responders (Fire &

Argon ST (DHS GLANSER) First Responders (Fire & Police)

32010

Police) Police)

Background: TRX SentrixTM SystemSmall sensor and

data radio worn by each first responder

Mesh network formed by data radios provides extended

coverage

SEAMLESSoutdoor to indoor

Monitors 3-D location and posture

Displays locations on remote command stationPatent pending tracking

algorithms limit error p y

Provides data replay for training purposes

Offers flexible third party sensor integration

algorithms limit error growth without requiring

fixed references

42010

Accurate position and tracking with no on-site setup; no pre-installed infrastructure

Major New System Development

Enhanced tracking Sentrix Inertial Engine accurately

classifies 8 user motionsclassifies 8 user motions Sentrix Navigation Engine intelligently

fuses information from multiple sensors to deliver an accurate pathto deliver an accurate path

New Command Station software Enhanced user interface simplifies use Modular architecture increases

robustness Open interfaces facilitate partner

integration Increased product hardening

Intrinsic Safety certification in process

52010

y p

Sentrix Command Station

62010

Body Area Network Vital signs (monitoring and recovery)

Air supply remaining Gas sensors Gas sensors Radiation sensors Temperature exposure

180

Truck Reports to House Fire

100

120

140

160

180

atur

e (C

) On February 20, 2010, both the Truck and Squad reported to a house fire on 4508 Russell A en e The high temperat res seen in the

0

20

40

60

80

Tem

pera

Left Shoulder

Right Shoulder

Avenue. The high temperatures seen in the first few minutes were a result of having no engine on scene (firefighters had no water). An initial search and rescue was conducted on the structure. The fire had started outside and

72010

00 500 1000 1500

Time (s)

had advanced to a kitchen, then to an attic through the wall space. – Data courtesy of University of Maryland

Key IP: TRX Navigation Engine

Status Quo TRX Inference Based Navigation Engine

TRX Navigation Core

TRX Navigation algorithms use: inertial engine, compass, pressure, map, and ranging estimates and combineestimates - and combine

these with motion histories -to deliver accurate position

and tracking . Inertial infrastructure-freeinfrastructure free tracking systems

accumulate position error over time and distance

Flexible navigation core architecture and

.

time and distance traveled. algorithms for

inference based tracking and mapping

in man made and

82010

natural structures.

‘Visual’ or ‘Path Shape’ Accuracy

Walked path straight up and down the 8th floor hallway 5 times

Sentrix* CompetitorSentrix Competitor

* No knowledge of building map

92010

* No knowledge of building map

User Community Involvement

Firefighter 1 Training Burns at MFRI Attack, Back-up, Search & Rescue, , p, ,

Ladders

Incorporating performance and usability feedback from the testingusability feedback from the testing

102010

Elevation Processing - High temp, 25 min

3

Raw and Processed Elevation Data from Lead Hose Team in FF 1 Training Test

2

1

1? Flipped Raw Pressure Data-1? Flipped Raw Pressure Data

~25 minute test

Enter buildingApproach Fire

Processed Data

Enter building

Processed Data

112010

start ground floor, enter structure & proceed to fire floor (3), extinguish fire, exit

Sentrix Tracking Performance

May 2010 data including: Enhanced Inertial & Navigation

E i (NO MAPS RANGING)Engines (NO MAPS or RANGING)

Course 2 6th-10th floor 6 10 floor office building of steel and

concrete construction course includes elevators & stairs course includes elevators & stairs 37 trials – 18 different people no preinstalled infrastructure

Average Distance Error: 3.5 m or 1.2% distance traveled

Average Elevation Error: < 0.1mAverage Angle Error: 3 degrees

122010

Average Angle Error: 3 degrees

Methods to Improve Performance

3 2Average Error (meters)

3.2

2.2 2 1.8

Two reference tagsin 300 m path 6th & 8th floors

NO Maps or Tags

Maps Tags Maps & Tags

6 & 8 floors

Reference Tags & Map Information Reference Tags & Map Information

132010

g pg pImproves PerformanceImproves Performance

Enhancing Well Classified Tracks

Accurate ranging sensors can improve performance

Average error 3.2 mMax error 7.3 m

Average error 1.2 mMax error 2.8 m

Adding Ranging Sensor to NavigationNavigation

Engine Sensors

142010

Correcting Unclassified Motions

Intentionallyintroduced error with “unclassified” motions

TRX Navigation Engine + Simulated Ranging

(No Mapping Corrections)unclassified motions (No Mapping Corrections)

(Max Error 16.54 m)

(No Mapping Corrections)Max Error 5.91 mAverage 1.89 m

Adding Ranging Sensor to Navigation

E i SEngine Sensors

152010

Navigation Engine Robustness

Systems with complementary errors can provide enhancements even if these systems have high errors. TRX’s Navigation

E i i b t t i l ti d t d t ki ithEngine is robust to errors in location data and to working with limited data from a single reference. Triangulation/preinstalled

infrastructure is not required. Location Data with 50% Outliers

(0 to100m additive error). Avgerror 2 73M

Range data from only one reference (Avg error 2.11 m)

error 2.73M

162010

SentrixTM Commercial Availability

Sentrix Product and Navigation Engine software now commercially available

Qualified and tested for In-building safety and

inspection applications p pp Integration with partner

systems

Ranging systemRanging system integration will expand applications to include the full array of First Responder applications

172010

TRX S stems IncTRX Systems, Inc.7500 Greenway Center Dr., Ste. 820

G b lt MD 20770Greenbelt, MD 20770(+1) 301-313-0053

carole@trxsystems.com

182010 TRX Proprietary 1