Alphanumeric data processing in a telephone

摘要

A method (300) of processing alphanumeric data entered by a human user into a telephone, using a plurality of numerical keys each assigned a unique numeral and a plurality of alphabetical keys each assigned a unique alphabetical letter. A numerical entry is processed by receiving (302) a numerical input data based on an activation of one of the plurality of numerical keys, associating (304) the numerical input data with a counterpart numerical output data, and using (306) the counterpart numerical output data. An alphabetical entry is processed by receiving (308) an alphabetical input data based on an activation of one of the alphabetical keys, associating (310) the alphabetical input data with a pre-assigned numerical output data, and using (312) the pre-assigned numerical output data.