Patent · US Expired

Photo detector mounting in a head gimbal assembly used in an optical data storage device

US6549506B1 · kind B1 · utility

8Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 2000
Grant dateApr 15, 2003
Priority date
Expiry dateApr 12, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/4826
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical head has a head gimbal assembly on which a light emitting laser is mounted. A tab extends from the assembly and a photo-detector is mounted on the tab. The tab extends from the load beam of the head gimbal assembly. Alternatively, the tab extends from a flexure of the head disk assembly.

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