Altimeter Interference News Today

>> reporter: the issue, 5g operates on a frequency range very close to that used by the altimeters. >> so as we can see, they can coexist, if they stay within their own lane. >> reporter: separating those frequency highways requires a buffer zone. europe has no reports of altimeter interference. verizon and at&t insist the u.s. buffer zone is even bigger. >> we want to enable 5g, c-band deployment, make no mistake about that. but weve got to do in a way so that aviation safety is not compromised...