Patent · US Expired

Proportional spaced text recognition apparatus and method

US4887301A · kind A · utility

11Cited by
11References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1985
Grant dateDec 12, 1989
Priority date
Expiry dateJun 5, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V30/10
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Proportional spaced text recognition apparatus and method is disclosed. The invention is provided for optical character recognition (OCR) systems and provides recognition of both proportional spacing and fixed pitch type formats. The invention also provides recognition of accented characters, which are a common occurrence in Western European type texts.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.