Patent · US Expired

Method of making an integrated magnetooptical read and write head

US5317800A · kind A · utility

7Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1992
Grant dateJun 7, 1994
Priority date
Expiry dateMay 6, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49052
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Pole (P) is offset crosswise (Dt) relative to optical output plane (36) . Magnetic field (H) is increased in a relative way opposite optical output (SO) and the ratio of the fields opposite pole (P) and opposite optical output (SO) is decreased.

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