Character discrimination system employing height-to-width ratio and vertical extraction position information
US5138668A · kind A · utility
36Cited by
16References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 5, 1991 |
| Grant date | Aug 11, 1992 |
| Priority date | — |
| Expiry date | Aug 5, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V30/10
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A character recognition system which is improved in accuracy of integration for discrete characters. The system discriminate a component of any discrete character in accordance with a height-to-width ratio and a vertical extraction position of a rectangular area which is formed from a character row signal delivered to the system. Rectangular areas or character areas to be integrated are decided in accordance with an average character pitch of square or em characters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.