Public Safety
House Appropriators Move to Block NextNav Proposal
Siding with 900 MHz incumbents, lawmakers said they fear interference from the company’s proposed system.
Expert Opinion
Renee Gregory: A Study That Defies Physics Should Not Define National Security Policy
NextNav defends its proposed GPS backup system against security industry interference claims, calling the underlying study deeply flawed
Public Safety
NextNav Says FCC Should Ignore Opposition, Move Ahead on Rulemaking
Several industry groups have cited harmful interference risks and public safety concerns.
Expert Opinion
Avi Rosenthal: A Risky Tradeoff in the Race for GPS Backup
Reallocating the Lower 900 MHz band could undermine billions of devices already supporting safety and critical infrastructure.
Public Safety
NextNav Suggests CalChiefs Was Misinformed By Interest Groups
CalChiefs and nonprofit Wi-Fi Alliance oppose NextNav's GPS project, citing public safety concerns.
California
California Fire Chiefs Withdraw Initial Support for NextNav
The fire chiefs voiced strong support in May 2025 for NextNav’s new technology, before shifting gears just last month.
Expert Opinion
Lisa Dyer: Listen to Whispers, Not Shouts
Jamming and spoofing vulnerabilities of the GPS require a wholesale change to our Positioning, Navigation and Timing strategy.
GPS
SIA, Bull Moose Project Clash over Alleged China Links in GPS Backup Debate
A security trade association is denying claims of Chinese ties in the GPS backup fight
Public Safety
Bull Moose Project Warns U.S. Risks Falling Behind China Without 5G-Based GPS Backup
The report also urges the U.S. to adopt a 'layered' positioning system
Infrastructure
Experts Discuss the Importance of Satellite and Terrestrial Infrastructure for Resilience
A robust positioning, navigation and timing network could help America discourage attacks.
Expert Opinion
Aileen Ryan: The FCC Must Protect America’s Supply Chains Running on RFID
RAIN RFID is a form of Radio Frequency Identification
Spectrum
GPS Vulnerabilities Prompt Industry Push for Backup Systems
The FCC is exploring terrestrial and space-based alternatives that could serve as backups when GPS fails.
SpaceX
SpaceX Accelerates GPS Satellite Launch, Aims to Boost Navigation Systems
The latest GPS III satellite enhances positioning accuracy and modernizes aging GPS constellation.
Broadband Live
Broadband Breakfast on May 28, 2025 – Understanding Global Positioning
What challenges and opportunities do alternatives to GPS present? What might a more diversified PNT landscape look like in practice?
Expert Opinion
PNT Resilience, Not Rhetoric: A National Security Vulnerability We Can Fix Together
NextNav already holds extensive spectrum licenses in the Lower 900 MHz band.
Expert Opinion
Meeting A National Security Challenge: The Race To GPS Resiliency
The lack of a backup to GPS is one of the U.S.’s biggest national security risks.
