Character recognition and communication system
US4180798A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 3, 1978 |
| Grant date | Dec 25, 1979 |
| Priority date | — |
| Expiry date | Feb 3, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V10/98
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A character recognition and communication system, wherein a character appearing on a document is converted into a character image signal at a transmission terminal including, for example, a facsimile scanner and transmitted to the prescribed center, after the character represented by the image signal is identified by a communication network including switching equipment; the communication network comprises a plurality of switching units, and the corresponding recognition control units and character recognition units all scattered throughout said network and connected together by a common interconnection circuit; and the plural character recognition units recognize characters by different processes, have a complementary relationship with each other and recognize with high precision various kinds of characters supplied from a plurality of terminals and transmit the recognized characters to the corresponding centers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.