Study by California Utility Raises 6 GHz Interference Concerns
Pacific Gas & Electric filed at the FCC a new study, which it said raises additional concerns on the interference threat from unlicensed operations in the 6 GHz band. PG&E “has repeatedly expressed concern about the impact of unlicensed use…
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of the 6 GHz licensed band, and over the past two years, real-world testing and filings by a variety of utility companies, research institutions, and trade associations have validated that concern,” said a filing posted Wednesday in docket 18-295. The study's key finding is that “over 50 links were found to have impact concerns over the next 5 years due to the projected growth of unlicensed Wi-Fi 6E in its territory,” PG&E said: “Additionally, four links showed such severe risk for interference that they are already being moved to 11 GHz channels at significant cost to PG&E.”