Patent · US Expired

Three-dimensional integrated circuit with optically coupled shared memories

US4672577A · kind A · utility

55Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 1985
Grant dateJun 9, 1987
Priority date
Expiry dateFeb 15, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C11/42
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Adjacent memory layers of a multi-layered integrated device as optically coupled, so that data written on one layer can be copied onto its adjacent layers through the optical coupling.

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