Patent · US Expired

Electrically erasable fused programmable logic array

US4787047A · kind A · utility

7Cited by
11References
29Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 22, 1985
Grant dateNov 22, 1988
Priority date
Expiry dateMar 22, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K19/17712
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A programmable logic gate array employing a plurality of reprogrammable fuses having a logical NAND characteristic for logically connecting selected inputs to selected logic gates. The fuses are selectively programmed for providing appropriate signals to allow three modes of operation of the logic gate array; programming, erasure and normal logic operation.

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