Google sues Sonos over smart speaker and voice control tech

Google is striking back at Sonos with a pair of lawsuits alleging that the wireless speaker company is infringing on a number of its patents around smart speakers and voice control technology. It’s the latest volley in a back-and-forth battle over wireless speakers that has so far involved multiple lawsuits from Sonos, one lawsuit from Google, and one ruling in favor of Sonos that’s led to features being stripped from Google’s products.

These new lawsuits allege infringement of seven additional patents. One lawsuit focuses on hotword detection and wireless charging, and the other revolves around how a group of speakers determines which one should respond to voice input.

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