Spectrum
Policy for the
21st
Century – The
President’s
Spectrum
Policy
Initiative
A Public Safety Sharing
Demonstration

CARLOS M. GUTIERREZ,
SECRETARY
JOHN M. R. KNEUER, ASSISTANT SECRETARY FOR
COMMUNICATIONS AND INFORMATION
June 2007
LEADERSHIP AND
CONTRIBUTORS
National Telecommunications & Information
Administration
The Honorable
John M. R. Kneuer
Assistant Secretary for Communications
and Information
Meredith A.
Baker
Deputy Assistant Secretary for Communications
and Information
Office of Spectrum Management
Karl B. Nebbia
Associate
Administrator
Emergency Planning and Public Safety Division
William A.
Belote
Division
Chief
Richard J. Orsulak
Team Lead
Charles T. Hoffman
The
National Telecommunications and Information Administration (NTIA) would like to
thank the District of Columbia’s Office of the Chief Technology Officer (OCTO),
under the direction and leadership of
This page
intentionally blank
ACRONYMS AND ABBREVIATIONS.................................................................................... xi
EXECUTIVE SUMMARY....................................................................................................... xiii
Section 1 - introduction.............................................................................................. 1-1
BACKGROUND...................................................................................................................... 1-1
OBJECTIVES........................................................................................................................... 1-3
APPROACH............................................................................................................................ 1-3
Section 2 - Selection
Criteria................................................................................... 2-1
Section 3 - the warn pilot............................................................................................ 3-1
BACKGROUND...................................................................................................................... 3-1
SPECTRUM CONSIDERATIONS.......................................................................................... 3-2
WARN overview................................................................................................................ 3-4
Purpose................................................................................................................................. 3-4
Applications........................................................................................................................... 3-4
Timeline................................................................................................................................. 3-7
Users..................................................................................................................................... 3-7
Funding................................................................................................................................. 3-8
Technology/Vendor Selection................................................................................................. 3-8
Network Construction......................................................................................................... 3-10
TECHNICAL ASPECTS........................................................................................................ 3-10
Overview............................................................................................................................. 3-10
Devices............................................................................................................................... 3-13
SYSTEM PERFORMANCE.................................................................................................. 3-14
Overview............................................................................................................................. 3-14
Network Performance......................................................................................................... 3-15
Subscriber Device Performance........................................................................................... 3-17
Application Performance...................................................................................................... 3-18
NETWORK USAGE.............................................................................................................. 3-19
Customer Feedback............................................................................................................ 3-21
SIGNIFICANT WARN DEPLOYMENTS............................................................................ 3-23
Presidential Inauguration, January 2005................................................................................ 3-24
Independence Day, July 2005.............................................................................................. 3-25
Independence Day, July 2006.............................................................................................. 3-27