Patent Document ID: 4580241
Application ID: 06467834

Base Claim:
1. A process for the automated spelling correction of a graphic word, said process comprising the steps of A. converting each graphic word of a machine-stored and machine-readable dictionary set of correctly spelled words to a specified linguistically salient word skeleton and storing also the resultant set of word skeletons, B. converting a designated word from a conventional graphic representation to said specified linguistically salient word skeleton and storing the resultant word skeleton, each said converting step comprising the steps of (i) omitting from the word skeleton produced thereby a selected alpha set, if any, of the word being converted which lacks isomorphy with a phonetic representation of that selected set, and (ii) replacing with a different linguistic symbol another selected alpha set, if any, of the word being converted which lacks isomorphy with a phonetic representation of that other selected set, C. comparing said skeleton of said designated word with said dictionary set of word skeletons, D. responding to a match from said comparison of word skeletons and producing from the matching skeleton of said dictionary set a corrective set of one or more corresponding grapic words of said dictionary set, and E. producing a visual display of said corrective word set.

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Claim 4:
4. A process according to claim 1 in which said converting steps include the steps of selectively providing a four-way vocalic distinction in the skeleton of a short word and selectively providing only a two-way vocalic distinction in the skeleton of a long word.