A sub-2 mm² chip combines ear-canal EEG, on-device AI and audio in a low-power earbud. It could make closed-loop sleep technology far less intrusive, but it has not yet proved that it improves sleep or health.A Tiny Earbud Chip Can Detect Deep Sleep and Time Sound With 98.3% Accuracy
A sub-2 mm² chip combines ear-canal EEG, on-device AI and audio in a low-power earbud. It could make closed-loop sleep t...