Defense

U.S. Navy Conducts Anti-Jam Tests

July 7, 2013By

In July, the Communications and GPS Navigation Program Office mounted a Small Antenna System on an Aerostar unmanned aircraft, then placed the small UAV in a room lined with signal-absorbent material, where it was subjected to GPS jamming signals. Read more about the tests here.   read more

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SMC Investigates New Potential GPS Satellite Launch Option

June 12, 2013By

The U.S. Air Force Space and Missile Systems Center has signed a Cooperative Research and Development Agreement (CRADA) with Space Exploration Technologies Corp., better known as SpaceX, as part of the company’s effort to certify its Falcon 9 v1.1 Launch System for National Security Space (NSS) missions. This cooperative agreement facilitates data exchanges and protects proprietary and export-controlled data. The... read more

Col. Bernard Gruber, GPS Directorate: Farewell Perspective on GPS Program

June 12, 2013By

I first met just-pinned-on, shiny and bright, Captain Bernard Gruber-USAF in 1992. Bernie had just arrived at the Space and Missile Systems Center at Los Angeles Air Force Base in California where he would hold several important positions. For those readers not aware of the mission and importance of the Space and Missile Systems Center (SMC), today SMC, which began... read more

Col. Bernie Gruber: Farewell Perspective on GPS Program

June 11, 2013By

This week’s Defense PNT newsletter by GPS World contributing editor Don Jewell carries an exit interview with Col. Bernard “Bernie” Gruber, who is leaving his post as director of the GPS Directorate after more than three and a half years in that position, and concluding his 26-year U.S. Air Force career. Look for the full interview later this week on... read more

Air Force Video Explains GPS Role in Daily Life

June 5, 2013By
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All of us in the GPS industry know someone who only thinks of GPS as a feature of their smartphone. You might direct them to a new YouTube video presented by the U.S. Air Force, which summarizes the worldwide role of GPS. It also touches on the GPS modernization program and new signals. The seven-minute video explains in simple terms... read more

Lockheed Martin Completes Functional Testing of GPS III Electronic Systems

June 5, 2013By
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A Lockheed Martin-led industry team has completed successful functional integration tests of the spacecraft bus and network communications equipment on the first satellite of the next generation Global Positioning System, known as GPS III. The recent testing of GPS III space vehicle 1 (SV 1) bus — the portion of the space vehicle that carries mission payloads and hosts them... read more

This article is tagged with and posted in Aviation & Space, Defense News, GNSS News, GPS Modernization, Latest News

Following the Team into Danger

June 1, 2013By
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When a team of firefighters, first responders, or soldiers operates inside a building, in urban canyons, underground, in foliage, or under the forest canopy, the GPS-denied environment presents unique navigation challenges. An enhanced personal inertial navigation system (ePINS), based on a strapdown navigation solution using a mid-grade IMU and wavelet-based motion-classification algorithms, can track positions with errors of less than 2 percent of distance traveled in both indoor and outdoor environments. read more

Beidou to Ensure Information Security

May 24, 2013By

The chief designer of the BeiDou Navigation Satellite System said China will advocate the use of the system, which will be compatible with new devices, “so that Beidou can function properly and independently even if something goes wrong with the GPS.” Sun Jiadong, chief designer of BDS and an academician of the Chinese Academy of Sciences, made his comments in... read more

This article is tagged with and posted in Aviation & Space, BeiDou/Compass, Defense News, GNSS News, Government News, Latest News