Patent · US Expired

Holographic data storage and/or retrieval apparatus having a spherical recording medium

US6101009A · kind A · utility

4Cited by
7References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 1998
Grant dateAug 8, 2000
Priority date
Expiry dateSep 28, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03H2270/20
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A holographic data storage and/or retrieval apparatus having a spherical holographic recording medium and addressing means for rotating the recording medium to selectively expose the recording medium to data and reference beams at predetermined rotational positions. Whereby image data contained in the data beam is recorded in the recording medium and/or a data beam containing image data is reconstructed from the recording medium.

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