Title:
OPTICAL INFORMATION RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2008/075683
Kind Code:
A1
Abstract:
Provided is an optical information recording medium having a recording film where
a recording mark is formed by applying an energy beam. The recording film is is
formed by a mixture of an In-based alloy and an oxide. The optical information recording
medium is used as a currently used CD (Compact Disc), a DVD (Digital Versatile
Disc), an HD DVD and a BD (Blu-ray Disc) as optical information recording media
of the next generation, and in particular as a write-once type high-density optical
information recording medium for which a blue-violet color laser is used.
Inventors:
KAKIUCHI HIRONORI
FUJII HIDEO
FUJII HIDEO
Application Number:
PCT/JP2007/074319
Publication Date:
June 26, 2008
Filing Date:
December 18, 2007
Export Citation:
Assignee:
KOBE STEEL LTD (JP)
KAKIUCHI HIRONORI
FUJII HIDEO
KAKIUCHI HIRONORI
FUJII HIDEO
International Classes:
B41M5/26; G11B7/24035; G11B7/243; G11B7/2433
Foreign References:
| JPS61195943A | 1986-08-30 | |||
| JPS648521A | 1989-01-12 | |||
| JP2005022409A | 2005-01-27 | |||
| JP2004178673A | 2004-06-24 | |||
| JP2005190647A | 2005-07-14 |
Attorney, Agent or Firm:
OGURI, Shohei et al. (7-13 Nishi-Shimbashi 1-chom, Minato-ku Tokyo 03, JP)
Download PDF: