Global Navigation Satellite Systems Engineering, Policy, and Design
Readers will not be surprised to learn resilience was a major focus at Eurosatory 2026. Across giant exhibit halls packed with the latest military gear, companies and customers were discussing how autonomous systems, sensors and communications networks can continue operating in increasingly contested environments.
By Peter Gutierrez
Iridium Communications Inc. (Nasdaq: IRDM) announced July 6 that it has completed its acquisition of Aireon LLC, operator of the space-based Automatic Dependent Surveillance-Broadcast (ADS-B) air traffic surveillance system.
By Inside GNSS
Tersus GNSS has launched the AG993, a modular autosteer retrofit kit for agricultural vehicles that pairs high-precision GNSS positioning with the company’s proprietary TAP (Tersus Advanced Positioning) satellite correction service alongside conventional RTK support. The system targets better-than-2.5 cm accuracy across a 0.2–30 km/h working speed range, with support down to 0.1 km/h and standard automatic headland U-turns.
By Inside GNSS
Jamming and spoofing of GNSS signals to prevent use of GNSS or to alter user position solutions has become a significant concern over the last decade, as discussed in many recent papers and articles.
By Inside GNSS
Pacific Defense has received a contract from the U.S. Army Program Manager Positioning, Navigation and Timing to develop a Block 2 Assured Position, Navigation and Timing plug-in card under the CMOSS Mounted Form Factor program — extending the company’s role in one of the Army’s key C5ISR modernization initiatives.
By Inside GNSS
Rocket Lab Corporation and Iridium Communications Inc. announced today a definitive agreement under which Rocket Lab will acquire all outstanding shares of Iridium common stock for $54 per share in a cash and stock transaction, implying an enterprise value for Iridium of approximately $8.0 billion.
By Inside GNSS
Taoglas has introduced the GVLB208 series, a dual-band L1/L5 GNSS stacked patch antenna family in a 20 mm x 20 mm x 8 mm footprint. The series is available in passive (GVLB208.A) and active (AGVLB208.A) configurations, both using a single-feed architecture that supports concurrent L1 and L5 reception without the complexity of multi-feed designs.
By Inside GNSS
NASA has awarded PlanetiQ an expanded contract through its Commercial Smallsat Data Acquisition (CSDA) program, adding high signal-to-noise ratio (SNR) GNSS polarimetric radio occultation (PRO) data to the company’s existing CSDA portfolio.
By Inside GNSS
Honeywell Aerospace has introduced Kestrel, an Embedded GNSS/INS navigation solution designed to maintain continuous position, velocity and attitude estimates independent of external signals — a capability the company is positioning directly against the GNSS-degraded environments that have come to define modern contested operations.
By Inside GNSS
At Eurosatory 2026, one of the themes echoing across exhibition halls packed with armored vehicles, autonomous systems, and electronic warfare technologies was that the era of uncontested satellite navigation is over. Growing threats include jamming, spoofing, and signal obstruction, and companies throughout the PNT ecosystem are searching for new ways to deliver resilience.
By Peter Gutierrez
SparkFun Electronics has launched SparkPNT as a dedicated subsidiary for its positioning, navigation and timing business, the company announced June 17. The new business grew out of SparkX, SparkFun’s experimental division, and operates as a wholly owned subsidiary while functioning as an independent business unit, drawing on more than two decades of SparkFun’s product design, manufacturing and distribution infrastructure.
By Inside GNSS
As Ukraine uses Starlink-enabled drones to target Russian fuel logistics in occupied Ukraine, Russia’s military is reportedly scaling up efforts to solve one of the harder tactical EW problems of the war: locally denying Starlink connectivity without having to suppress the entire constellation by scaling deployment of an electronic warfare system called Volna Kupol Garant, or “Wave Dome Guarantor.”
By Sebastien Roblin
German defense electronics firm HENSOLDT unveiled SkyBarrier at Eurosatory 2026 in Paris on June 16, positioning the system as a mobile broadband jammer for satellite-based navigation signals. The company describes the system as an electronic countermeasure intended for armed forces and government agencies seeking to deny adversaries the use of navigation-dependent systems.
By Inside GNSS
A u-blox high-precision GNSS timing receiver is providing the synchronization backbone for PANOSETI, a distributed optical telescope array designed to scan the entire sky for potential signatures of extraterrestrial intelligence.
By Inside GNSS
GlobalFoundries (GF) and Qualinx have completed what they describe as the first fully European, end-to-end semiconductor manufacturing flow for a GNSS system-on-chip, marking a concrete step toward supply chain sovereignty for PNT-dependent aerospace, defense, and critical infrastructure applications.
By Inside GNSS
A recent spoofing and jamming incident at the LA/Long Beach VTIS shows this growing threat isn’t just a problem in conflict zones.
By Captain James Haley and Captain Dana A. Goward
What 12 million GPS special messages reveal about military rekeying on a public channel.
By Steven J. Murdoch
Humphreys’ UT Radionavigation Lab worked with Stanford to identify satellites.
By Dana A. Goward
Readers will not be surprised to learn resilience was a major focus at Eurosatory 2026. Across giant exhibit halls packed with the latest military gear, companies and customers were discussing how autonomous systems, sensors and communications networks can continue operating in increasingly contested environments.
By Peter Gutierrez
Tersus GNSS has launched the AG993, a modular autosteer retrofit kit for agricultural vehicles that pairs high-precision GNSS positioning with the company’s proprietary TAP (Tersus Advanced Positioning) satellite correction service alongside conventional RTK support. The system targets better-than-2.5 cm accuracy across a 0.2–30 km/h working speed range, with support down to 0.1 km/h and standard automatic headland U-turns.
By Inside GNSS
Pacific Defense has received a contract from the U.S. Army Program Manager Positioning, Navigation and Timing to develop a Block 2 Assured Position, Navigation and Timing plug-in card under the CMOSS Mounted Form Factor program — extending the company’s role in one of the Army’s key C5ISR modernization initiatives.
By Inside GNSS
Taoglas has introduced the GVLB208 series, a dual-band L1/L5 GNSS stacked patch antenna family in a 20 mm x 20 mm x 8 mm footprint. The series is available in passive (GVLB208.A) and active (AGVLB208.A) configurations, both using a single-feed architecture that supports concurrent L1 and L5 reception without the complexity of multi-feed designs.
By Inside GNSS
Honeywell Aerospace has introduced Kestrel, an Embedded GNSS/INS navigation solution designed to maintain continuous position, velocity and attitude estimates independent of external signals — a capability the company is positioning directly against the GNSS-degraded environments that have come to define modern contested operations.
By Inside GNSS
At Eurosatory 2026, one of the themes echoing across exhibition halls packed with armored vehicles, autonomous systems, and electronic warfare technologies was that the era of uncontested satellite navigation is over. Growing threats include jamming, spoofing, and signal obstruction, and companies throughout the PNT ecosystem are searching for new ways to deliver resilience.
By Peter Gutierrez
German defense electronics firm HENSOLDT unveiled SkyBarrier at Eurosatory 2026 in Paris on June 16, positioning the system as a mobile broadband jammer for satellite-based navigation signals. The company describes the system as an electronic countermeasure intended for armed forces and government agencies seeking to deny adversaries the use of navigation-dependent systems.
By Inside GNSS
A u-blox high-precision GNSS timing receiver is providing the synchronization backbone for PANOSETI, a distributed optical telescope array designed to scan the entire sky for potential signatures of extraterrestrial intelligence.
By Inside GNSS
GlobalFoundries (GF) and Qualinx have completed what they describe as the first fully European, end-to-end semiconductor manufacturing flow for a GNSS system-on-chip, marking a concrete step toward supply chain sovereignty for PNT-dependent aerospace, defense, and critical infrastructure applications.
By Inside GNSS
VectorNav Technologies announced June 2 expanded support for Low Earth Orbit satellite signals as an aiding source for its inertial navigation systems, with the capability now available as a development kit centered on the VN-210E GNSS-Aided INS and broader support available across the Tactical Series upon request.
By Inside GNSS
As small autonomous aircraft move into more demanding operating environments, the PNT challenge is shifting from nominal accuracy to system coherence. Hyfix argues that tighter integration across positioning, timing, estimation, and control can reduce hidden error, improve integrity, and make autonomy stacks more resilient under degraded conditions.
By Inside GNSS
As jamming, spoofing and GNSS denial become operational realities, VIAVI’s transcoder is emerging as a practical bridge between legacy vehicle systems and the next generation of assured positioning, navigation and timing.
By Inside GNSS
Calian has announced two new pole mount controlled reception pattern antennas — the CR8894PXF+ and CR8854PXF+ — expanding its CRPA line with installation options suited to communications towers, vessels, monitoring stations, and critical infrastructure.
By Inside GNSS
VIAVI Solutions has introduced the µPNT GDO-1000, a GNSS-disciplined oscillator built in the M.2 B-key form factor measuring 22mm by 42mm and weighing under four grams — designed for defense, airborne, and unmanned platforms where traditional timing modules are too large or power-hungry to integrate.
By Inside GNSS
Colorado-based Xairos Systems has completed two-kilometer free-space range testing with its Ares Quantum Optical Terminal, establishing simultaneous quantum and optical links from a single integrated unit.
By Inside GNSS
TRX Systems will present new enhancements to its Dismounted Assured PNT System GEN II at the Joint Navigation Conference, held June 1–4 at the Northern Kentucky Convention Center.
By Inside GNSS
Colorado Springs-based Apogee has been awarded a five-year, $103.6 million task order to provide positioning, navigation, and timing contractor support services for the Department of Defense, supporting modernization, acquisition, and sustainment planning across the global PNT enterprise.
By Inside GNSS
FocalPoint Positioning has unveiled Precise+, a software-defined receiver technology that delivers sub-metre GNSS accuracy in environments where conventional carrier phase tracking typically fails — without the use of inertial sensors, dead reckoning, or sensor fusion.
By Inside GNSS
Speaking at the recent Munich Satellite Navigation Summit, Mark Brammer, Positioning Program Lead for the UK’s National PNT Office, outlined the United Kingdom’s bold vision for the future of positioning, navigation, and timing (PNT), a system built not on a single pillar, but on international cooperation, multi-technology fusion, and a clear-eyed view of GNSS resilience.
By Peter Gutierrez
At the 2025 Munich Satellite Navigation Summit, Ramsey Faragher, Director and CEO of the UK Royal Institute of Navigation, delivered a sobering assessment of satellite navigation vulnerabilities based on findings of the ‘Operational Performance of Satellite Navigation Systems’ (OPS) report.
By Peter Gutierrez
Airbus is leading the development of the next generation of the European Geostationary Navigation Overlay Service (EGNOS), Europe’s satellite-based augmentation system (SBAS). EGNOS version three (V3) will provide a completely new DFMC service – dual frequency, multi-constellation – augmenting both GPS and Galileo signals.
By Peter Gutierrez
The impact Ignacio Fernández Hernández, Galileo Authentication and High Accuracy Manager for the European Commission, has had on the EGNOS and Galileo programs, as he does his part to advance GNSS.
By Peter Gutierrez
The Institute of Navigation recognizes Dr. John Raquet with prestigious Johannes Kepler Award at the ION GNSS+ 2024 Conference.
By Inside GNSS
Steve Woolven’s early experience running his family’s resort coupled with his ambitious academic pursuits helped lay the groundwork for a successful career in the PNT industry and his current role as President of Trimble Applanix.
By Peter Gutierrez
Topcon Positioning Systems has announced that Ray O’Connor, president and chief executive officer, will retire in September 2025 after over three decades of exceptional leadership. O’Connor will transition to the role of Chairman of the Topcon Positioning Systems Board of Directors effective September 1, 2024, providing guidance and support to the executive leadership team during this important year of transition.
By Inside GNSS
Silicon Sensing is to open its first US office, with a dedicated in-country team lead by the new head of sales – Americas, Kevin Swain. This new facility will help ensure the company efficiently supports the growing demand for their rugged, high performance inertial products across North and South America.
By Inside GNSS
At Xponential 2024 in San Diego, Inside GNSS sat down with Jamie Marraccini, CEO of Inertial Labs, to discuss the company’s advanced solutions for GNSS vulnerability and their role in enhancing navigation for UAS operations in GNSS-denied environments.
By Inside GNSS
Speaking to Inside GNSS at the recent InterGEO conference in Berlin, Olivier Casabianca, Vice President of Trimble Positioning Services, said “If you look at the way we work today, GNSS is still the key component, serving all of what we would consider the central geospatial industries, meaning construction, agriculture, transportation, etcetera. People talk about making a digital version of the world, and we understand that starts with knowing where you are, before, during and after, whatever job you’re doing. Precise positioning is fundamental.”
By Peter Gutierrez
Industry veteran Mariam Sorond has taken over as the CEO of NextNav.
By Inside GNSS
Dr Mark Marshall takes on role as emerging inertial sensing technologies open new market opportunities.
Dr Mark Marshall has been appointed as Chief Engineer of Silicon Sensing Systems Ltd. Dr Marshall joined Silicon Sensing in 2017 as the lead engineer on numerous inertial programmes. Immediately prior to commencing as Chief Engineer he was the company’s Consultant Engineer and Electronics Discipline Manager. In this role he was responsible for the electronics and mechanical design of the company’s latest generation, tactical grade inertial measurement unit (IMU) – the DMU41.
By Inside GNSS
Cheryl Gramling knew early on what she wanted to do in life. Today, she is assistant chief for technology, mission engineering and systems analysis division, at NASA’s Goddard Space Flight Center, and she’s playing a key role in getting us back to the Moon.
By Peter Gutierrez
Helix is pleased to announce the appointment of Tom Beese as Chairman of its Board of Directors.
By Inside GNSS
Rx Networks announced today that Michael Longinotti, Chief Executive Officer and Chief Financial Officer, will retire from the company at the end of 2022, then continue to serve as a board member. John Carley, VP of Sales and Marketing, has been appointed by the Board of Directors to succeed Longinotti as Chief Executive Officer on January 1, 2023.
By Inside GNSS
The Institute of Navigation’s (ION) Satellite Division presented Dr. Boris Pervan with its Johannes Kepler Award September 23, 2022 during the ION GNSS+ Conference held September 19-23, at the Hyatt Regency Denver At Colorado Convention Center.
By Inside GNSS
The Institute of Navigation (ION) announced the recipients of the 2022 Fellow membership during the ION International Technical Meeting (ITM) and Precise Time and Time Interval Systems and Applications (PTTI) meeting held January 25- 27, 2022 at the Hyatt Regency Long Beach in Long Beach, California.
By Inside GNSS
FocalPoint Positioning, founded in 2015, is, as they say, very happening. Its Supercorrelation is a chipset-level software product for mobiles, wearables and vehicles that is changing the positioning game in urban environments. Interesting and energetic, FocalPoint founder Ramsey Faragher came out of the defense industry and has a risen rapidly in the GNSS firmament.
By Peter Gutierrez
As CEO Jean-Yves Courtois puts it, Orolia is focused on solving the hard problems. To do that, the France-based company, a global provider of resilient positioning, navigation and timing (RPNT) solutions, has become a technology integrator.
By Inside GNSS
Readers will not be surprised to learn resilience was a major focus at Eurosatory 2026. Across giant exhibit halls packed with the latest military gear, companies and customers were discussing how autonomous systems, sensors and communications networks can continue operating in increasingly contested environments.
By Peter Gutierrez
Iridium Communications Inc. (Nasdaq: IRDM) announced July 6 that it has completed its acquisition of Aireon LLC, operator of the space-based Automatic Dependent Surveillance-Broadcast (ADS-B) air traffic surveillance system.
By Inside GNSS
Tersus GNSS has launched the AG993, a modular autosteer retrofit kit for agricultural vehicles that pairs high-precision GNSS positioning with the company’s proprietary TAP (Tersus Advanced Positioning) satellite correction service alongside conventional RTK support. The system targets better-than-2.5 cm accuracy across a 0.2–30 km/h working speed range, with support down to 0.1 km/h and standard automatic headland U-turns.
By Inside GNSS
Pacific Defense has received a contract from the U.S. Army Program Manager Positioning, Navigation and Timing to develop a Block 2 Assured Position, Navigation and Timing plug-in card under the CMOSS Mounted Form Factor program — extending the company’s role in one of the Army’s key C5ISR modernization initiatives.
By Inside GNSS
Rocket Lab Corporation and Iridium Communications Inc. announced today a definitive agreement under which Rocket Lab will acquire all outstanding shares of Iridium common stock for $54 per share in a cash and stock transaction, implying an enterprise value for Iridium of approximately $8.0 billion.
By Inside GNSS
Taoglas has introduced the GVLB208 series, a dual-band L1/L5 GNSS stacked patch antenna family in a 20 mm x 20 mm x 8 mm footprint. The series is available in passive (GVLB208.A) and active (AGVLB208.A) configurations, both using a single-feed architecture that supports concurrent L1 and L5 reception without the complexity of multi-feed designs.
By Inside GNSS
NASA has awarded PlanetiQ an expanded contract through its Commercial Smallsat Data Acquisition (CSDA) program, adding high signal-to-noise ratio (SNR) GNSS polarimetric radio occultation (PRO) data to the company’s existing CSDA portfolio.
By Inside GNSS
Honeywell Aerospace has introduced Kestrel, an Embedded GNSS/INS navigation solution designed to maintain continuous position, velocity and attitude estimates independent of external signals — a capability the company is positioning directly against the GNSS-degraded environments that have come to define modern contested operations.
By Inside GNSS
At Eurosatory 2026, one of the themes echoing across exhibition halls packed with armored vehicles, autonomous systems, and electronic warfare technologies was that the era of uncontested satellite navigation is over. Growing threats include jamming, spoofing, and signal obstruction, and companies throughout the PNT ecosystem are searching for new ways to deliver resilience.
By Peter Gutierrez
SparkFun Electronics has launched SparkPNT as a dedicated subsidiary for its positioning, navigation and timing business, the company announced June 17. The new business grew out of SparkX, SparkFun’s experimental division, and operates as a wholly owned subsidiary while functioning as an independent business unit, drawing on more than two decades of SparkFun’s product design, manufacturing and distribution infrastructure.
By Inside GNSS
As Ukraine uses Starlink-enabled drones to target Russian fuel logistics in occupied Ukraine, Russia’s military is reportedly scaling up efforts to solve one of the harder tactical EW problems of the war: locally denying Starlink connectivity without having to suppress the entire constellation by scaling deployment of an electronic warfare system called Volna Kupol Garant, or “Wave Dome Guarantor.”
By Sebastien Roblin
German defense electronics firm HENSOLDT unveiled SkyBarrier at Eurosatory 2026 in Paris on June 16, positioning the system as a mobile broadband jammer for satellite-based navigation signals. The company describes the system as an electronic countermeasure intended for armed forces and government agencies seeking to deny adversaries the use of navigation-dependent systems.
By Inside GNSS
A u-blox high-precision GNSS timing receiver is providing the synchronization backbone for PANOSETI, a distributed optical telescope array designed to scan the entire sky for potential signatures of extraterrestrial intelligence.
By Inside GNSS
GlobalFoundries (GF) and Qualinx have completed what they describe as the first fully European, end-to-end semiconductor manufacturing flow for a GNSS system-on-chip, marking a concrete step toward supply chain sovereignty for PNT-dependent aerospace, defense, and critical infrastructure applications.
By Inside GNSS
The House Energy and Commerce Subcommittee on Communications and Technology convened a wide-ranging examination of U.S. positioning, navigation and timing capabilities on June 4, drawing five witnesses across the GPS, broadcast, terrestrial and public-interest sectors to a hearing titled “Where Are We? Examining Positioning, Navigation, and Timing Capabilities in the United States.”
By Inside GNSS
Safran Federal Systems announced on June 1 the delivery of its 50,000th SecureSync time synchronization system, marking nearly two decades of fielded precision timing across civil and defense networks.
By Inside GNSS
VectorNav Technologies announced June 2 expanded support for Low Earth Orbit satellite signals as an aiding source for its inertial navigation systems, with the capability now available as a development kit centered on the VN-210E GNSS-Aided INS and broader support available across the Tactical Series upon request.
By Inside GNSS
Oscilloquartz brings telecom-scale timing expertise to defense networks.
By Inside GNSS
Jamming and spoofing of GNSS signals to prevent use of GNSS or to alter user position solutions has become a significant concern over the last decade, as discussed in many recent papers and articles.
By Inside GNSS
What 12 million GPS special messages reveal about military rekeying on a public channel.
By Steven J. Murdoch
This major shift in architectural framework would spatialize core SBAS components within a distributed network of LEO satellites.
By Inside GNSS
