Patent ID: 8383967

Claim:
An input device for a user to select a plurality of indicia, the input device comprising: a first rotatable dial, the first rotatable dial comprises a first interaction point used to indicate a first numerical indicia; a second rotatable concentric dial, the second rotatable concentric dial concentric with the first rotatable dial and comprises a second interaction point used to indicate a second numerical indicia, the second rotatable concentric dial sharing a common axis of rotation with the first rotatable dial; and circuitry in communication with the first rotatable dial and the second rotatable concentric dial and configured to: receive an indication of the first numerical indicia and an indication of the second numerical indicia; and determine a numerical setting of the input device, wherein the numerical setting comprises a single number with a plurality of digits, one of the plurality of digits being based on the indication of the first numerical indicia and another of the plurality of digits being based on the indication of the second numerical indicia.