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No, Facebook did not patent secretly turning your phone mics on when it hears TV
- DyslexicAtheist 8y ago> There are some parts of the specification that describe triggering microphones with a silent-to-humans sound, but again, the specification does not matter. Just the claims. nitpicking.
- DyslexicAtheist 8y agoand how would one know in practice? Android doesn't even tell you until you if an app access the microphone (while app is in the background) until upcoming Android-P: https://www.theverge.com/2018/3/7/17091104/android-p-prevents-apps-using-mic-camera-idle-background https://www.theverge.com/2018/3/7/17091104/android-p-prevent... The whole Data over Sound space needs a standard: https://static1.squarespace.com/static/5129591ae4b0fd698ebf65c0/t/5941371ff7e0ab31c3720431/1497446177106/Chirp+-+DA+White+Paper+Final.pdf https://static1.squarespace.com/static/5129591ae4b0fd698ebf6... If it isn't facebook it's going to be others (SilverPush, Drawbridge, Flurry (now Yahoo), ...)