Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 1 Advantages of Location in Challenging Environments Date: Authors:

Submission doc.: IEEE 11-10/1033r0 Abstract This presentation describes possible use cases for geo- location using ah in difficult environments (GPS denied). Slide 2Russ Markhovsky, InvisiTrack, Inc. July, 2011

Submission doc.: IEEE 11-10/1033r0 Overview Lower frequencies improve location range and accuracy indoors. Multiple use cases. Field trials show promise. Slide 3Russ Markhovsky, InvisiTrack, Inc. July, 2011

Submission doc.: IEEE 11-10/1033r0July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 4 Frequency Matters

Submission doc.: IEEE 11-10/1033r0 Large Market Opportunity Juniper Research published a report which said the market for location-based services (think mobile check- in games like Foursquare, social networks like Loopt, location-enabled apps like Google Maps, etc.) will bring in revenues of more than $12.7 billion by Frost & Sullivan estimates that mobile advertising alone will generate $2.4B by Slide 5Russ Markhovsky, InvisiTrack, Inc. July, 2011

Submission doc.: IEEE 11-10/1033r0 Multiple Use Cases Slide 6Russ Markhovsky, InvisiTrack, Inc. July, 2011 PUBLIC SAFETY/ MILITARY Locate/Track Personnel Search & Rescue Monitor Military Campaigns SALES & MARKETING Social Networking Location-aware Advertising Social Gaming LBS / ASSET TRACKING Warehouses Equipment & Supplies Disaster Recovery

Submission doc.: IEEE 11-10/1033r0 Slide 7Russ Markhovsky, InvisiTrack, Inc. July, 2011 Enterprise Solution (Hospital, Office Park, Warehouse) Operating frequency band(s) UWBWi-Fi VHF, Lower UHF Number of locating references per sq. mile ( sq. m.) 25,90012, Maximum range (meters) Indoor range (meters) Installation constraints Severe Minimal Confidence level over operating range 70% - 95%50%-90%85% - 95% Accuracy (meters)

Submission doc.: IEEE 11-10/1033r0 Slide 8Russ Markhovsky, InvisiTrack, Inc. July, meters GPS A-GPS Cell-ID ISM BANDS 3 meters 50 meters 300 meters 100 meters 6 meters Low UHF/VHF Hybrid Positioning Enhancement

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 9 Geo-location Results Developed portable, battery-operated proof of concept: Dimensions:3x4x2 inches Operating frequencies:VHF (High-band) Operating bandwidth: 5 MHz In all tests TX and RX antennas heights were between 0.5 meter to 1.5 meters from the ground.

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 10 Amplitude Estimate Phase Estimate UMBC Field

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 11 Conversion to Distance

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 12 UMBC Field

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 13 UMBC Engineering

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 14 Conversion to Distance

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 15 Result

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 16 UMBC Parking Garage

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 17 Conversion To Distance

Submission doc.: IEEE 11-10/1033r0 July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 18 Result

Submission doc.: IEEE 11-10/1033r0July, 2011 Russ Markhovsky, InvisiTrack, Inc.Slide 19 References