Patent · US Expired

Semiconductor apparatus

US6487129B2 · kind B2 · utility

2Cited by
12References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 11, 2002
Grant dateNov 26, 2002
Priority date
Expiry dateMar 11, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/328
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

To correct a software bug in a microcomputer for use in various electric apparatus having a mask ROM mounted therein without correcting the mask ROM.When there is a bug in a first data, a predetermined bit of a second data is arranged to be rewritten. Thereby, the software bug of the microcomputer is corrected.

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