US Seeks New 5G Delay to Research Interference with Planes

U.S. authorities have requested telecom operators AT&T and Verizon to delay for as much as two weeks their already postponed rollout of 5G networks amid uncertainty about interference with important flight security tools.

The U.S. rollout of the high-speed cellular broadband expertise had been set for December 5, however was delayed to January 5 after aerospace giants Airbus and Boeing raised issues about potential interference with the gadgets utilized by planes to measure altitude.

U.S. Transportation Secretary Pete Buttigieg and the top of the Federal Aviation Administration, Steve Dickson, requested for the most recent delay in a letter despatched Friday to AT&T and Verizon, two of the nation’s largest telecom operators.

The U.S. letter requested the businesses to “proceed to pause introducing business C-Band service” — the frequency vary used for 5G — “for an extra brief interval of not more than two weeks past the at the moment scheduled deployment date of January 5.”

The businesses didn’t instantly reply to a request for remark.

The U.S. officers’ letter assures the businesses that 5G service will have the ability to start “as deliberate in January with sure exceptions round precedence airports.”

The officers say their precedence has been “to guard flight security, whereas making certain that 5G deployment and aviation operations can co-exist.”

Final February, Verizon and AT&T had been licensed to start out utilizing 3.7-3.8 GHz frequency bands on December 5, after acquiring licenses price tens of billions of {dollars}.

However when Airbus and Boeing raised their issues about potential interference with airplanes’ radio altimeters, which may function in the identical frequencies, the launch date was pushed again to January.

The FAA requested additional details about the devices, and it issued directives limiting the usage of altimeters in sure conditions, which sparked airline fears over the potential prices.

When Verizon and AT&T wrote to federal authorities in November to substantiate their intention to start out deploying 5G in January, they stated they might take further precautions past these required by U.S. legislation till July 2022 whereas the FAA completes its investigation.

The battle between 5G networks and plane tools led French authorities to advocate switching off cell phones with 5G on planes in February.

France’s civil aviation authority stated interference from a sign on a close-by frequency to the radio altimeter may trigger “crucial” errors throughout touchdown.

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