Document recognition device
US5257328A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Apr 1, 1992 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | Apr 1, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V10/987
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A document recognition device capable of correcting results obtained by recognizing a character image. The document recognition device includes a character recognizing unit for recognizing a character image, a correction data base in which correction information on mis-recognized characters which were targets to be corrected by an operator has been registered, an automatic correction unit for correcting results recognized by the character recognizing unit by use of the correction data base, an operator's correction unit by which the operator corrects results corrected by the automatic correction unit, and a correction data base updating unit for registering, in the correction data base, correction information obtained from the results recognized by the character recognizing unit and the results corrected by the operator's correction unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.