Patent · US Expired

Luminescent recording layer holding a plurality of positive or negative charges

US6125095A · kind A · utility

28Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 1998
Grant dateSep 26, 2000
Priority date
Expiry dateFeb 24, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/947
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

This invention is characterized in that information is recorded by injecting electric charge into a charge holding region made from a donor or acceptor, and the recorded information is reproduced by using changes in luminescence characteristics of the luminescent material contained in the charge holding region or a light emitting region formed near the charge holding region, that occur in accordance with the charge condition of the charge holding region.

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