Compared to a traditional proximity sensor which is a piece of hardware that is generally packed in the top bezel of our smartphones, EarSense is a software alternative – so it doesn’t take up any space on the phone. The goal of this proprietary software solution is to allow OEMs to free up space from inside the phone (for other components) as EarSense will be able to recognize contact with someone’s face and ears so that it can turn off the screen during a phone call – a function normally accomplished through use of the proximity sensor.
Read the full article at: https://www.xda-developers.com/qeexo-wants-to-replace-your-proximity-sensor-with-earsense/