US 4,674,112 C1 (6100th)
CHARACTER PATTERN RECOGNITION AND COMMUNICATIONS APPARATUS
George V. Kondraske, Arlington, Tex., and Adnan Shennib, Lake Jackson, Tex., assignors to Board of Regents, The University of Texas System, Austin, Tex.
Reexamination Request No. 90/007,738, Sep. 30, 2005.
Reexamination Certificate for Patent 4,674,112, issued Jun. 16, 1987, Appl. No. 773,371, Sep. 6, 1985.
Int. Cl. H04M 11/06; G09B 21/00 (2006.01)
U.S. Cl. 379—93.18
OG exemplary drawing
AS A RESULT OF REEXAMINATION, IT HAS BEEN DETERMINED THAT:
The patentability of claims 1-14 is confirmed.
1. A communications apparatus comprising:
receiving means operably connectable to a telephone or the like for receiving a series of transmitted tones corresponding to an input word and for decoding the tones into a series of codes, each tone being representative of a letter of the word, which letter is one of two or more alphabetic characters corresponding to the tone;
controller means coupled to said receiving means for processing said series of codes and outputting a signal indicative of a particular word which corresponds to said series of codes, said controller means including, recognition means for matching said series of codes with a programmed code sequence indicative of said particular word,
said recognition means including a stored vocabulary comprising a plurality of syllabic elements, each being representative of one or more alphabetic characters, said recognition means being operable for matching said series of codes with one or more syllabic elements and outputting a signal indicative of a particular word represented by said one or more syllabic elements; and
indicating means for receiving said signal and communicating the signal in a form perceptible to the user.