APPARATUS AND METHOD FOR USER INPUT

The present invention provides a method, apparatus, and computer program product for providing input to a user device by way of a device that is worn by a user. The method including receiving sensor information of a device configured to be worn by a user, determining a motion input indicated by the received information such that the motion input relates to motion of the device relative to the user, determining a function based at least in part on the motion input, and causing the function to be performed. The device may be configured to be worn on a device bearing part of the user and the motion input may relate to motion of the device relative to the device bearing part of the user. The device bearing part of the user may be a finger and the device may substantially encircle the finger.