California SMS Text-to-9-1-1

SMS Text-to-9-1-1 Pilots• Pilots in four locations in California• Began testing in November 2013• All pilots tested by end of February

2014• Evaluate pilots February to April

2014 • Final report May 2014• Testing with Verizon Wireless only

Downey PDLegacySR

Standard TTY

CAMA

CSU Long Beach PD

IP Internet web service

(GEM911)Web Browser

Butte County SheriffCSU Chico PD Chico PD

NG IPSR

IP Connection

Existing IP

Text Control Center(TCC)

VerizonWireless

SMSC

Short Message Service (SMS) Text-to-9-1-1 Text Flow

Long Beach PD

IP Circuit with TTY gateway at PSAPTTY Gateway POC

Media Gatewa

y

Phase I* (E911) vs. Commercial (SMS911)

Emergency E911 Phase I Location• Cell Sector Assigned to Fixed MSAG

Address• Each Cell Sector (e.g. A, B, C) can be

Assigned to Specific PSAP’s

Commercial LBS – Coarse Location • Calculated by Center Point of the Sector

RF Footprint • No street address Information just X/Y• Each RF Center Point (e.g. 1, 2, 3) can be

Assigned to Specific PSAP’s

CB

A

*based on the Verizon Wireless network

SMS-to-9-1-1 via Web Portal

CSU Long Beach Police Department • Initial testing completed November 20,

2013• Requires PSAP to have internet access• A separate web portal is open and

monitored for incoming text messages• Provides map display of coarse location• Routes outside of the Legacy Selective

Router

SMS-to-9-1-1 via Web Portal cont.

GEM9-1-1 Web pilot conducted with Verizon/ TCS at CSU Long Beach Police Department• No additional CAMA or IP trunking required• Session-like (like Instant Message) experience for call

taker• Call taker may handle more than one text session at a

time• Limited transfer capability (primary only)• Location information limited, will receive commercial

coarse location, (centroid of cell sector)• Currently no language interpretation available

SMS-to-9-1-1 via Standard TTY/TDD

Downey Police Department • Initial testing completed January 8, 2014• Requires no additional equipment at the PSAP• SMS text sessions display as TTY/TDD calls do

today (Baudot tones activate the TTY screen on 9-1-1 CPE)

• Routes through the existing Legacy Selective Router

• ALI screen displays the coarse caller location (X/Y only, no street information)

SMS-to-9-1-1 via Standard TTY/TDD cont.

Standard TTY/TDD pilot conducted with Verizon/TCS at Downey Police Department• CPE adjustments may be required• Uses a 9-1-1 trunk during the entire text session• Transfers work the same as transferring a TTY call• No language interpretation at this time• Difficult for one call taker to handle more than one

SMS text to 9-1-1 TTY session• Ability to use canned messages• One way transmission (half duplex)

SMS-to-9-1-1 via IP Interface

Butte County Sheriff’s Department, CSU Chico, and Chico Police Department• Requires IP capable CPE and IP network

connectivity• Direct integration with CPE• Routes via the new NG9-1-1 IP Selective Router• Text will be delivered over the NG9-1-1 IP

circuits not via a CAMA trunk • Scheduled to test early February 2014

SMS-to-9-1-1 via TTY/TDD with GatewayLong Beach Police Department• Not commercially available at this time

(vendor Proof of Concept)• Requires Gateway at the PSAP (to covert from IP to

Baudot at the PSAP) and IP network connectivity• Calls display as TTY/TDD calls do today• ALI screen displays the coarse (X/Y) caller location• Routes outside of the Legacy Selective Router• Does not use a 9-1-1 trunk/requires trunk card• Potentially improves SMS text quality

(digital to analog at PSAP)• Testing scheduled for Mid February 2014

Basic SMS-to-9-1-1 TTY ALI Screen

(562) 665-0182 11:04 01/13 SMS TEXT 845 W911 (562) 511-7330VZW DOWNEY P.D. WIRELESS QUERY CALLER FOR LOCATION LAT 33.94129500 LON-118.134248 METERS 1552 PERCENT 075TTY : [BAUDOT] TEST TEXT CALL GA TRANSFER ME TO FIRE DEPT GA 9-1-1 need police fire ambulance q ga I NEED THE FIRE DEPT GA

SMS Text-to-9-1-1 Pilot Evaluation

• Cost and Procurement (one time and ongoing)

• Network Requirements (CAMA vs IP bandwidth)

• User experience• Overall system features and functionality• Bounce back message scenarios• Location accuracy and ability to update

(rebid)• Time to receive text and text duration• Reporting capabilities• Transfer capabilities

QUESTIONS