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Defense

GPS World's Defense section for global navigation and the U.S. Military and other countries' defense departments.


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Guest Editorial: Commercial GPS Receivers See Combat Action   May 23, 2012

This month we present a guest column by James D. Litton, who attended the 2012 GPS Partnership Council, jointly sponsored by the Armed Forces Communication and Electronics Association and the U.S. Air Force GPS Directorate. The key topic of this year’s council quickly emerged as the tension...More>>

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New Rugged Handhelds, Tablets Hit the Market   May 22, 2012

Several new rugged GPS-enabled devices were announced this week. Juniper Systems has partnered with Pennsylvania-based SDG Systems to market the Mesa Rugged Notepad with Android (AOSP) 2.3 operating system, a rugged handheld computer known as the RAMPAGE 6 and distributed through SDG Systems....More>>

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LightSquared Bankrupt, But Spectrum Void Still Beckons   May 15, 2012

LightSquared, the company that mounted a powerful threat to GPS signals, declared bankruptcy on May 14, after losing a lengthy struggle in the court of the Federal Communications Commission (FCC) with the GPS industry, the U.S. military (behind the scenes), the Federal Aviation Administration, and...More>>

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CAST Navigation: Signal Diversity and the PHGPST   May 9, 2012

I have long been an advocate of signal diversity as a solution to many of the ills that plague the GPS user, especially outdated user equipment. The best equipment, if it were available today, would be the PHGPST or Perfect Handheld GPS Transceiver. I cannot count the thousands of letters and...More>>

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Simulating Inertial/GNSS Hybrid   May 1, 2012

A new hardware assessment tool automates testing and mission replay, managing military GPS receiver input and output data, with an operational implementation and with a better control of initialization conditions, especially direct P(Y) acquisition. The test bench drives a GPS/Galileo simulator, a...More>>

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The Business — May 2012   May 1, 2012

Navsys Lauches GNSS Signal Architect Test Set; Rohde & Schwarz Add GLONASS, Military P-Code Support to Simulator; Blast from the Past; Spectracom Offers GSG-52; Honda Turns to LabSat in Absence of GPS; IFEN, WORK Microwave Offer Enhanced SimulatorMore>>

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Zimmerman Tracked with GPS While out on Bond   April 24, 2012

GPS tracking devices have been used for several years by law enforcement professionals. In the high-profile case of George Zimmerman, his whereabouts while out on bond are being continuously monitored by the Seminole County Sheriff's Office, though he has gone into hiding.More>>

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DARPA Seeks New Sensor via GPS World Facebook Page   April 16, 2012

DARPA is discussing its need for a new sensor to enable military missions in GPS-denied areas. DARPA Program Manager Andre Shkel, who posted the article to the GPS World Facebook Wall, also wrote an article for GPS World in September 2011, "Microtechnology Comes of Age."More>>

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Symmetricom Offers GPS Disciplined Atomic Oscillator Modules and High-Frequency Source Modules   April 12, 2012

Symmetricom, Inc., precision time and frequency technology company, today announced the company will sell GPS disciplined oscillator (GPSDO) modules and high-frequency source modules from Jackson Labs Technologies, Inc., a designer and manufacturer of cutting-edge precision time and frequency...More>>

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Grüss Gott – Munich Satellite Summit   April 11, 2012

There is a reason the Munich Satellite Summit is billed as a summit and not a symposium or conference. It’s a different atmosphere that invites group chats, informal get-togethers, and networking. One item of note that I came away with is that the Chinese are looking for help and partners for...More>>