Patent · US Expired

Optical recording media containing uniform partially oxidized metal layer

US5426013A · kind A · utility

2Cited by
15References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 23, 1993
Grant dateJun 20, 1995
Priority date
Expiry dateNov 23, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/165
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical memory storage medium based on a partially oxidized deposited layer of soft metal alloy is described. A method of preparing the medium by vacuum depositing the soft metal alloy layer in the presence of controlled amounts of gaseous oxidant to thereby form the layer in a uniform partially oxidized form.

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