Patent · US Expired

Optical information recording apparatus

US7023771B2 · kind B2 · utility

1Cited by
1References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 2004
Grant dateApr 4, 2006
Priority date
Expiry dateSep 15, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B7/1263
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical information recording apparatus includes an emission output information acquisition section for acquiring information about a drive current employed for controlling a beam output from an information recording section; a cooling determination section for determining whether to cool the information recording section in accordance with the information about the emission output acquired by the emission output information acquisition section; and a cooling execution section for cooling the information recording section when the cooling determination section has determined that cooling should be performed.

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