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The Federal Communications Commission on Tuesday asked for proposals from those that want to coordinate frequencies in the 6 GHz band for standard-power unlicensed devices to avoid interference with incumbent users.

It comes less than two weeks after the regulator and AT&T faced off over unlicensed use in the 6 GHz band in oral arguments before the U.S. Court of Appeals for the D.C. Circuit.

Automated Frequency Coordination (AFC) was a topic that came up in AT&T’s appeal of the unanimous FCC decision and 2020 order that opened 1,200-megahertz of spectrum in the 6 GHz band for unlicensed users including Wi-Fi…