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System and method for automatic optical data entry

  • US 5,237,628 A
  • Filed: 06/03/1991
  • Issued: 08/17/1993
  • Est. Priority Date: 06/03/1991
  • Status: Expired due to Term
First Claim
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1. An electronic data processing system for processing large numbers of machine printed forms containing one or more fields, each field having a machine printed human intelligible field identifier which describes to a person information to be written into the field, and one or more handwritten characters written in response to the corresponding machine printed field identifier, said electronic data processing system comprising:

  • generating means for generating a digital image of each of said forms, andan optical recognition engine comprising a first optical recognizer capable of recognizing machine printed characters but not handwritten characters for searching the digital image of each form to identify the locations of a selected one or more of said fields by recognizing only said human intelligible machine printed field identifiers, and a second optical recognizer capable of recognizing handwritten characters for recognizing the handwritten characters in the fields located by said first optical recognizer in said digital image of each form,wherein said optical recognition engine uses only the same human intelligible field identifiers, which describe to a person information to be written into corresponding fields, for locating said fields containing handwritten characters without using any additional machine printed field identifiers.

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