Official U.S. government information about the
Global Positioning System (GPS) and related topics
Hearing on
Sustaining GPS for National Security
House Armed Services Committee
Subcommittee on Strategic Forces
September 15, 2011
The hearing focused on the national security implications of potential GPS interference from the wireless broadband communications system planned by LightSquared Subsidiary LLC.
Learn more about LightSquared-GPS interferenceThe FCC's chief engineer assured the committee that the FCC will not allow the LightSquared 4G wireless network to operate until concerns about GPS interference are resolved through further testing.
Senior leaders from the Air Force, DoD, NTIA, and National Coordination Office for Space-Based PNT testified that more tests are necessary to evaluate LightSquared's June 30 proposal to use only the lower portion of its assigned spectrum.
Witnesses
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General William Shelton
Commander, Air Force Space Command
U.S. Air Force
View testimony -
Ms. Teresa Takai
Chief Information Officer
U.S. Department of Defense
View testimony -
Mr. Karl Nebbia
Associate Administrator, Office of Spectrum Management, National Telecommunications and Information Administration
U.S. Department of Commerce
View testimony -
Mr. Anthony Russo
Director
National Coordination Office for Space-Based Positioning, Navigation, and Timing
View testimony
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Mr. Julius Knapp
Chief, Office of Engineering and Technology
Federal Communications Commission
View testimony
