Patent · US Expired

Extended cavity laser recording method and apparatus

US4707814A · kind A · utility

1Cited by
11References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 14, 1985
Grant dateNov 17, 1987
Priority date
Expiry dateMar 14, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S5/14
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An apparatus for recording data on a recording medium using an extended cavity laser in which the recording medium is an integral part of the laser cavity. The recording medium may be magnetic or nonmagnetic.

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