Patent · US Expired

Data storage device including a phase changeable material

US4653024A · kind A · utility

27Cited by
4References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 1984
Grant dateMar 24, 1987
Priority date
Expiry dateNov 21, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2007/25715
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Disclosed is a projected beam switchable data storage device having a state changeable memory material. The memory material is a multi-phase system having substantially continuous, dielectric, ceramic phase and discrete cells of a state switchable phase.

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