Featured Stories

Garmin to acquire outdoor tracking company DeLorme

February 12, 2016By
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Garmin Ltd. has entered into an agreement to acquire substantially all of the assets of DeLorme, a privately held company that designs and markets consumer-based satellite tracking devices with two-way communication and navigational capabilities. The completion of the acquisition, which is subject to customary conditions, is expected to occur within 30 to 60 days. One of the most compelling products... read more

Antenna pilots UAV

February 11, 2016By
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A jammer-hunting UAV employs a radio frequency (RF) detection system and a navigation control scheme. The RF detection component uses a directional antenna and the unmanned aerial vehicle’s (UAV’s) ability to rotate to determine a bearing to the jammer. The navigation control scheme selects a trajectory for making bearing measurements that enable rapid jammer localization, based on three bearing calculation methods:... read more

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Air Force successfully launches GPS IIF-12 satellite

February 8, 2016By
A United Launch Alliance (ULA) Atlas V rocket carrying the GPS IIF-12 mission lifted off from Space Launch Complex 41 at Cape Canaveral. (Photo: ULA)

The U.S. Air Force successfully launched the 12th Boeing-built GPS IIF satellite aboard a United Launch Alliance Atlas V Evolved Expendable Launch Vehicle from Space Launch Complex 41, Cape Canaveral Air Force Station, Fla., at 8:38 a.m. EST (5:38 a.m. PST) on Feb. 5. “Today’s launch is a significant achievement in the history of GPS, as we launch the last of... read more

Institute of Navigation honors fellows and award recipients

February 4, 2016By
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The Institute of Navigation (ION) has announced the recipients of the 2016 fellow memberships and annual awards during the ION International Technical Meeting (ITM) and Precise Time and Time Interval Systems and Applications (PTTI) in Monterey, California, held Jan. 25-28. 2016 Fellows Election to Fellow membership recognizes the distinguished contributions of ION members to the advancement of the technology, management, practice... read more

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GPS III satellite passes thermal vacuum test

February 3, 2016By
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As first reported Jan. 19, Lockheed Martin engineers have proved their design for the GPS III satellite, demonstrating that it can operate in and withstand the harsh conditions it will experience on orbit. On Dec. 23, Lockheed Martin’s first GPS III satellite for the U.S. Air Force completed system-level Thermal Vacuum (TVAC) testing, validating the design of the entire assembled satellite. TVAC... read more

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GPS III navigation payload to be all digital

February 2, 2016By
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Harris Corporation will offer an all-digital navigation payload for GPS III Space Vehicles (SV) 11 and beyond. According to Harris, the fully digital navigation payload will provide enhanced performance and enable on-orbit reprogramming. The all-digital payload expands on the advanced features of the current 70-percent digital payload that Harris provides for Lockheed Martin’s GPS III SV 1-8 satellites. The features provide greater... read more

Galileo 9 and 10 now broadcasting navigation messages

February 2, 2016By
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Europe’s ninth and tenth Galileo satellites have started broadcasting working navigation messages. The two satellites were launched together on Sept. 11, 2015. read more

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Launch of last GPS IIF satellite shifts to Friday

February 2, 2016By
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The U.S. Air Force plans to launch the 12th — and final — satellite in the Block IIF series of modernized GPS spacecraft this week. Originally scheduled to launch Feb. 3, the launch has been moved to Friday, Feb. 5. According to United Launch Alliance (ULA), the cause for the schedule slip was “concerns over the integrity of electrical connectors on the Atlas V... read more