Patent ID: 6829580
Filing Date: 2004-12-07
Classification: G06F

Abstract:
An apparatus for receiving an input signal representing a word, each word comprising a sequence of one or more graphemes, and for providing a sequence of one or more symbols, each symbol representing a phonetic element of said word, said apparatus comprisinga first store containing a plurality of representations of words and corresponding symbol sequences; a second store containing a plurality of duples, each duple comprising a substitutable grapheme and a corresponding substitute grapheme; a third store containing a plurality of duples, each duple comprising a substitutable grapheme and a corresponding symbol; and a processor arranged to receive said input signal; provide a first signal corresponding to a grapheme in the word and a second signal corresponding to any graphemes other than said grapheme; access the second store using the first signal to retrieve a corresponding substitute grapheme; access the third store using the first signal to retrieve a corresponding symbol; provide a modified signal comprising a signal corresponding to said substitute grapheme and said second signal; access the first store using the modified signal to retrieve a corresponding sequence of symbols; provide a modified sequence of symbols comprising the symbol retrieved from the third store and symbols of the retrieved sequence, which symbols correspond to the second signal.