Title:
RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2006/088136
Kind Code:
A1
Abstract:
A recording medium (100) includes: (i) a first recording layer (101) holding a recording sensitivity capable of forming a recording mark by a first laser light (405 nm) and having a first light absorption ratio indicating the ratio for absorbing the first laser light (blue) greater than the light absorption ratio for absorbing a second laser light (650 nm); (ii) an intermediate layer (103) having a light reflection ratio for the first laser light greater than the light reflection ratio for the second laser light; and (iii) a second recording layer (102) holding a recording sensitivity capable of forming a recording mark by the second laser light. These components are arranged in this order viewed from the side of the recording medium (100) where light is applied.
Inventors:
MURAMATSU EIJI (JP)
KURODA KAZUO (JP)
IMAMURA AKIRA (JP)
KURODA KAZUO (JP)
IMAMURA AKIRA (JP)
Application Number:
PCT/JP2006/302836
Publication Date:
August 24, 2006
Filing Date:
February 17, 2006
Export Citation:
Assignee:
PIONEER CORP (JP)
MURAMATSU EIJI (JP)
KURODA KAZUO (JP)
IMAMURA AKIRA (JP)
MURAMATSU EIJI (JP)
KURODA KAZUO (JP)
IMAMURA AKIRA (JP)
International Classes:
B41M5/26; G11B7/0045; G11B7/24; G11B7/24035; G11B7/24038; G11B7/24041; G11B7/244; G11B7/2472
Foreign References:
JP2002216391A | 2002-08-02 | |||
JP2003217169A | 2003-07-31 | |||
JP2002015460A | 2002-01-18 | |||
JPH09237438A | 1997-09-09 | |||
JPH11120617A | 1999-04-30 |
Attorney, Agent or Firm:
Egami, Tatsuo c/o Tokyo, Central Patent Firm (4th Floor Oak Building Kyobashi 16-10 16-10,
Kyobashi 1-chom, Chuou-ku Tokyo 31, JP)
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