Patent · US Expired

Information recording medium and information recording/reproducing apparatus

US6312779A · kind A · utility

14Cited by
2References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateOct 25, 1999
Grant dateNov 6, 2001
Priority date
Expiry dateOct 25, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/21
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An information recording medium which is composed of a substrate and a recording layer formed thereon to record information by means of the change in atomic arrangement induced by irradiation with light, said recording layer having at least one interface layer laminated at its interface. It is superior in recording-reproducing-rewriting characteristics and archival life.

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