US Patent 9727211 Systems and methods for unlocking a wearable device

Systems and methods allow a user to interact with an augmented reality device. In one implementation, a lockable, wearable device is provided. The wearable device comprises a display; at least one sensor configured to provide an output indicative of a viewing direction of a user; and at least one processing device. The at least one processing device is configured to track a pattern of the viewing direction of the user; and unlock the lockable, wearable device to provide the user with access to information on the display of the device when the tracked pattern of movement matches a predetermined pattern of movement.