Global Navigation Satellite Systems Engineering, Policy, and Design
With the debacle surrounding LightSquared’s now-stymied proposal still reverberating through Washington, federal agencies are studying ways to repurpose the spectrum adjacent to the satellite navigation frequencies without causing debilitating interference to GPS receivers.
By Dee Ann Divis
ION GNSS 2012 exhibition hall. Institute of Navigation photooThe Institute of Navigation ION GNSS 2012 conference in Nashville, Tennessee, last week (September 18–21, 2012) lived up to its reputation as a premiere forum for new GNSS product announcements.
By Inside GNSS
China will build a testing and certification network for its BeiDou satellite navigation system over the next three years as part of an effort to make the GNSS system more competitive globally.
By Inside GNSS
L-3 IEC Tru-Trak SIPL-3 Communications announced today (June 14, 2012) that its Interstate Electronics Corporation (L-3 IEC) business has successfully completed multiple test firings of its next-generation Military Code (M-code) GPS receiver technology.
This milestone represents a significant breakthrough in GPS receiver modernization and validates the unit’s survivability and performance in extreme, guided munitions environments, according to an L-3 IEC news release.
By Inside GNSS
Thales TOPSTAR 100 receiverFrench manufacturer Thales, the only non-U.S. company to offer GPS SAASM (Selective Availability Anti-Spoofing Module) receivers, is working on next-generation receivers for commercial aviation and military markets that will incorporate new signals and multiple GNSS systems.
Since the late 1990s, the company has delivered between 8,000 and 10,000 avionics installations in military and civil domains, according to Pierre Bouniol, GNSS Products Department manager, including multi-mode GPS receivers in stand-alone and enclosure configurations.
By Inside GNSS
NovAtel Inc. today (May 30, 2012) announced the development of their OEM625S Selective Availability/Anti-Spoofing Module (SAASM) GNSS receiver, the first product emerging from a collaborative effort with L-3 Interstate Electronics Corporation (IEC).
The OEM625S, which becomes available for purchase in the third quarter of this year, will combine a commercial dual-frequency NovAtel GNSS receiver with an L-3 IEC XFACTOR SAASM in a single card solution, reducing overall size and power requirements for end customer applications.
By Inside GNSS
STOP GPS-based monitoring device(Updated May 22) Amid a growing controversy over GNSS-aided tracking of private citizens, a recent study sponsored by the U.S. Department of Justice (DoJ) may point toward a politically acceptable, large — and largely untapped — market: monitoring criminals released early from prison.
By Inside GNSS
The Global Positioning System and GPS receivers show up several times as items of special concern in a report to Congress submitted Wednesday (April 18, 2012) by the Department of Defense (DoD) and the Department of State. The subject is discussed in an appendix addressing “China’s Space-related Strategic Goals, Capabilities, and Methods for Acquiring Technology.”
By Inside GNSS
Republican leaders of the U.S. House of Representative’s Energy and Commerce Committee have requested additional information regarding the procedures followed by federal agencies in the interference dispute between LightSquared and GPS.
The inquiry also asks about the government plans to develop GPS receiver standards that would prevent interference from “future deployment of terrestrial service in spectrum near or adjacent to the GPS bands.”
By Inside GNSS
IFEN, the Poing, Germany–based manufacturer of GNSS navigation products and services, working in partnership with WORK Microwave, have announced an enhanced version of IFEN’s NavX-NCS Professional, a multi-frequency GNSS simulator.
Optimized for research and development of GNSS safety and professional applications, the enhanced version of the NavX-NCS Professional incorporate the following key features:
By Inside GNSS
Septentrio and QinetiQ have reported the world’s first successful reception on February 14 of the encrypted Galileo Public Regulated Service (PRS) signal from the Galileo in-orbit validation (IOV) satellites launched in October 2011.
By Inside GNSS
Following up on the “strategic guidance” on defense spending that the White House laid out last month, President Obama has proposed a Fiscal Year 2013 (FY13) budget that continues funding for GPS modernization efforts.
By Inside GNSS
Spectracom has announced the GSG-52 RF Signal Generator, a new offering in its line of GPS constellation simulators.
The GSG-52 is designed for in-line product testing of navigation-fix and positioning functions of integrated GPS or other GNSS receivers. In a compact portable form factor, the signal generator offers four-channel simulation and a list price of less than $10,000.
By Inside GNSS
