Patent · US Expired

System and method for providing microprocessor serialization using programmable fuses

US5946497A · kind A · utility

25Cited by
14References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 1996
Grant dateAug 31, 1999
Priority date
Expiry dateMay 17, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2207/7219
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system and method for providing a microprocessor with a software accessible serial number. A plurality of programmable fuses on the processor are encoded with a value representative of a serial number. Circuitry is provided on the processor for transferring the value encoded on the programmable fuses to a machine specific or general purpose register or storage device. The machine specific or general purpose register or storage unit is software accessible.

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