Aviation Groups Raise C-Band Interference Concerns
Aviation and aerospace industry representatives raised concerns on interference risks to low-range radar altimeters posed by mobile C-band use, in calls with aides to FCC commissioners. Industry “has been diligently examining the mitigations it or the FAA can initiate without…
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the Commission or the 3.7 GHz Band flexible use licensees assuming an active role,” said filings posted Monday in docket 18-122. “Adding band pass filters to certified aircraft in a timely fashion -- before 3.7 GHz Band deployments start operating in major markets -- is a practical impossibility and fails to offer a comprehensive solution to mitigate the risks of interference to radio altimeters,” the filings said. The Aerospace Industries Association, the Aerospace Vehicle Systems Institute, the Airborne Public Safety Association, Airbus, American Airlines, the Air Line Pilots Association, Boeing, the General Aviation Manufacturers Association, Garmin International, Honeywell International, the International Air Transport Association and Lockheed Martin were among those represented on the calls to aides to acting Chairwoman Jessica Rosenworcel and Commissioners Geoffrey Starks and Nathan Simington.