IN-EAR OPTICAL SENSORS FOR AR/VR APPLICATIONS AND DEVICES

An in-ear device for immersive reality applications is provided. The device includes a fixture configured to fit in an ear canal of a user, an emitter mounted on the in-ear fixture and configured to emit a first electromagnetic radiation onto the ear canal of the user, a detector configured to provide a signal indicative of a second electromagnetic radiation from the ear canal of the user, and a processor that is coupled to an augmented reality headset, the processor configured to identify a health condition of the user based on the signal, wherein the second electromagnetic radiation includes at least a portion of the first electromagnetic radiation reflected from a tissue in the ear canal of the user. A memory storing instructions to cause processors in a system to perform a method for use of the above in-ear device, the memory, the processor, the system and the method are also provided.