Active noise cancellation (anc) and transparency mode switching

Abstract

A first device is configured to be worn at an ear. The first device includes a processor configured to: (a) in a first contextual mode in which active noise cancellation is enabled, produce an audio signal based on audio data, (b) receive a wireless signal carrying a command to change a contextual mode, (c) based on receiving the wireless signal carrying the command, transition from the first contextual mode to a second contextual mode corresponding to a transparency mode, and (d) in the transparency mode, reproduce ambient sound in a pass-through manner. The first device is configured to communicate control signals wirelessly.

Dependencies are inferred from the claim text.