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NextNav Defends Proposal for 900 MHz Band

NextNav said a new technical analysis demonstrates that 5G-based 3D positioning, navigation and timing operations can coexist with RAIN systems in the lower 900 MHz band, with “no operational impact … in typical real-world deployments.” For any measurable change to happen, “an implausibly strong 5G signal would need to align with multiple additional simultaneous conditions that rarely align in the real world,” said a filing posted Tuesday in docket 24-240.

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NextNav also formally responded to concerns raised by the International Association of Fire Chiefs, the International Association of Chiefs of Police and other first responder groups (see 2511190040). “The presence of safety-related unlicensed systems in the lower 900 MHz band is not a reason to freeze spectrum policy or foreclose new uses, particularly new uses that will provide a significant benefit to public safety,” the company said.