Patent · US Expired

Processor unit for microcomputer systems

US4467444A · kind A · utility

91Cited by
7References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 1980
Grant dateAug 21, 1984
Priority date
Expiry dateAug 1, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/30038
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A processor, used in microcomputer systems for performing data processing functions, includes an arithmetic-logic unit having three operand inputs to provide the capability of executing, in addition to typical arithmetic and logic operations, complex three-operand instructions in a single clock (instruction) cycle.

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