Graham Warwick
October 27, 2025

Iridium Jammertest display

In September’s Jammertest in Norway, Iridium PNT (blue line) demonstrated resilience to spoofing that degraded GPS (red line).

Credit: Iridium Communications

Iridium Communications has launched a microchip that enables the satellite operator’s alternative position, navigation and timing (PNT) service to be embedded in devices and systems as a backup to mitigate the growing problem of GPS jamming and spoofing. Citing a September 2024 report by…

Graham Warwick

Graham leads Aviation Week’s coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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Iridium Tackles GPS Threats With Alternate PNT On A Microchip is published in Advanced Air Mobility Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN Premium membership.

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