Patent · US Expired

Spell check module with internal CPU

US5380105A · kind A · utility

5Cited by
5References
58Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1993
Grant dateJan 10, 1995
Priority date
Expiry dateMar 10, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F40/232
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A document processing apparatus includes a first determining unit including a CPU for verifying the spelling of a word while referring to the first correct spelling information stored in a first spelling dictionary; a second determining unit including its own CPU for verifying the spelling of a word different from those stored in the first spelling dictionary while referring to the second correct spelling information stored in a second spelling dictionary; a connection unit for detachably connecting the second determining unit to the apparatus main body; and a switch for switching the spelling verification determining process between the first and second determining units in accordance with the connection state of the second determining unit relative to the connection unit.

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