Automatic recognition of handwriting
First Claim
1. IN APPARATUS FOR READING AND CLASSIFYING ENTIRE WORDS HANDWRITTEN IN CURSIVE SCRIPT, MEANS FOR GENERATING COORDINATE SIGNALS PROPORTIONAL AT EACH INSTANT TO THE COORDINATES OF POSITION OF A WRITING INSTRUMENT AS IT IS MOVED TO WRITE A WORD, MEANS RESPONSIVE TO SAID GENERATED COORDINATE SIGNALS FOR DETECTING SIGNAL EXTREMALS IN EACH OF TWO COORDINATE DIRECTIONS, MEANS FOR ENCODING THE COORDINATES OF POSITION AND INSTANTS OF OCCURENCE OF ALL OF SAID DETECTED EXTERMALS, MEANS FOR DEVELOPING A SIGNAL REPRESENTATIVE OF THE SIGNS OF THE DIFFERENCES BETWEEN SUCCESSIVE EXTREMALS, MEANS FOR ENCODING SAID REPRESENTATIVE SIGNALS, MEANS FOR STORING SAID ENCODED EXTREMAL SIGNALS AND SAID ENCODED REPRESENTATIVE SIGNALS TO PRODUCE AN ORDERED LISTING OF WORD CHARACTERISTICS, MEANS FOR PREREGISTERING AN ORDERED LISTING OF TYPICAL ENCODED EXTREMALS AND ENCODED REPRESENTATIVE SIGNALS OF EACH OF A PLURALITY OF WORDS, AND MEANS OPERABLY RESPONSIVE TO SAID PREREGISTERED LISTINGS FOR CLASSIFYING SAID WRITTEN WORD.
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1 Claim
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1. IN APPARATUS FOR READING AND CLASSIFYING ENTIRE WORDS HANDWRITTEN IN CURSIVE SCRIPT, MEANS FOR GENERATING COORDINATE SIGNALS PROPORTIONAL AT EACH INSTANT TO THE COORDINATES OF POSITION OF A WRITING INSTRUMENT AS IT IS MOVED TO WRITE A WORD, MEANS RESPONSIVE TO SAID GENERATED COORDINATE SIGNALS FOR DETECTING SIGNAL EXTREMALS IN EACH OF TWO COORDINATE DIRECTIONS, MEANS FOR ENCODING THE COORDINATES OF POSITION AND INSTANTS OF OCCURENCE OF ALL OF SAID DETECTED EXTERMALS, MEANS FOR DEVELOPING A SIGNAL REPRESENTATIVE OF THE SIGNS OF THE DIFFERENCES BETWEEN SUCCESSIVE EXTREMALS, MEANS FOR ENCODING SAID REPRESENTATIVE SIGNALS, MEANS FOR STORING SAID ENCODED EXTREMAL SIGNALS AND SAID ENCODED REPRESENTATIVE SIGNALS TO PRODUCE AN ORDERED LISTING OF WORD CHARACTERISTICS, MEANS FOR PREREGISTERING AN ORDERED LISTING OF TYPICAL ENCODED EXTREMALS AND ENCODED REPRESENTATIVE SIGNALS OF EACH OF A PLURALITY OF WORDS, AND MEANS OPERABLY RESPONSIVE TO SAID PREREGISTERED LISTINGS FOR CLASSIFYING SAID WRITTEN WORD.
Specification
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Current AssigneeLawrence S. Frishkopf
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Original AssigneeLawrence S. Frishkopf
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InventorsFrishkopf, Lawrence S.
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Application NumberUS04/035,922Time in Patent Office1,428 DaysField of SearchUS Class Current382/186CPC Class CodesG06V 10/17 using hand-held instruments
