Improvements in Wireless Positioning Technology. Moving from locating the call to finding the caller John Snapp VP, Senior Technical Officer Intrado May 19, 2015 Copyright Intrado, Inc – All rights reserved 1

Rapid changing landscape Personal phones are rapidly replacing residential wireline phones Wireline phones provided a dispatchable address that could be verified by the Telecommunicator Wireless calls today provide a Latitude and Longitude not an address Phase II mandate only addresses outdoor calls March 4 th, 2014 FCC published rules that requires carriers to improve indoor wireless location accuracy. – Dispatchable Location (Door the emergency caller is behind) – X/Y accuracy of 50 meters. – 40% of ALL calls in 2 years to 80% in 6 years – Investigating solutions to provide Z (floor) Accuracy measurements will be based on real calls not hypothetical calls Copyright Intrado, Inc – All rights reserved2

The Value of an Address over X/Y Alone to the PSAP Public safety does not dispatch to a X/Y: 39° 41’ 11.93” N Latitude 104° 58’ 54.72” W Longitude 5M Point Radius Uncertainty They dispatch to an address Copyright Intrado, Inc – All rights reserved3 Reverse Geocoding Nearest Intersection S Pennsylvania St & E Iowa Ave Denver, CO Reverse Geocoding Address Range S S Pennsylvania St Denver, CO Reverse Geocoding Point Match 1615 S Pennsylvania St Denver, CO 80210

Femtocell – Residential Copyright Intrado, Inc – All rights reserved4 Personal cell sites installed in a subscribers residence Subscriber provides dispatchable location at time of installation GPS in femtocell, in real time, provides geo validation of address and detects if femtocell has been moved. Dispatchable location and best of X/Y of femtocell or handset is delivered to PSAP. Can be displayed on PSAP display without an changes PSAP changes can increase value Deployed nationwide today for some carriers

Femtocell – Enterprise Copyright Intrado, Inc – All rights reserved5 Installed by carrier or enterprise Often cover definable indoor spaces – Offices – Public spaces Can provide wireline level of accuracy with dispatchable address Addresses are managed by enterprise or carrier May have GPS to geo-validate address

Providing Dispatchable Locations Through Geo-Relevant Wireless ALI Copyright Intrado, Inc – All rights reserved6 Only provide dispatchable location associated with the emergency caller Nearby associated address are EXTREMELY valuable to public safety Multiple possible data sources : billing address, user-provided address, public data Works with existing systems Easily implemented as a “standards based” solution Initial studies indicate of all wireless calls may provide a dispatchable location through this solution

Providing Dispatchable Location through BLE & WiFi Beacons Copyright Intrado, Inc – All rights reserved7 Bluetooth Low Energy (BLE) Developed for retail applications BLE and WiFi radios exist in most new smartphones. Very low cost Dedicated beacons can provide highly accurate and manageable dispatchable locations Ideal for residential applications

Handset Assisted Indoor Location – Location Fusion Commercial handset location technologies are best of breed – Billions of current WiFi access point and BLE beacon locations – GPS, cell ID – Multi-mode sensor technology Secure always on location methodology Uses SUPL for standard implementation Specific SUPL use cases Future proof location technologies Melds together X/Y/Z with dispatchable location Combines multiple location technologies together Same implementation supports – VoIP – Voice over Wireless LAN – VoLTE – CDMA/UMTS voice Copyright Intrado, Inc – All rights reserved8

Intrado Location Fusion Framework Copyright Intrado, Inc – All rights reserved9

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