Google made a workaround that uses a different technology. And Sonos still got it blocked.
'When news of the patent decision broke, Google told The Verge it had gotten non-infringing designs approved by the ITC. Sonos warned, however, that Google might have to “degrade or eliminate product features” to be compliant, and that certainly seems to be what’s happening. '
'When news of the patent decision broke, Google told The Verge it had gotten non-infringing designs approved by the ITC. Sonos warned, however, that Google might have to “degrade or eliminate product features” to be compliant, and that certainly seems to be what’s happening. '
https://www.theverge.com/2022/1/6/22871304/google-home-speak...
They somehow patented a common sense feature of managing the volume multiple speakers at the same time.
They probably used some loophole of volume of "smart" speaker or something.