“Last month, Amazon was quietly granted a waiver by the FCC to use 60 GHz frequencies in devices to provide radar-like features in fixed devices. This follows a similar waiver for Google’s Project Soli in 2018 as well as several other approvals for automobile applications. Now the FCC isn’t being quiet about these efforts: This week it published a Notice of Proposed Rulemaking on the topic of using these frequencies in various products for radar sensing features.”
