JP4325468B2 - 光情報記録再生装置 - Google Patents

光情報記録再生装置 Download PDF

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Publication number
JP4325468B2
JP4325468B2 JP2004112653A JP2004112653A JP4325468B2 JP 4325468 B2 JP4325468 B2 JP 4325468B2 JP 2004112653 A JP2004112653 A JP 2004112653A JP 2004112653 A JP2004112653 A JP 2004112653A JP 4325468 B2 JP4325468 B2 JP 4325468B2
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JP
Japan
Prior art keywords
information recording
optical information
reflected light
light
recording medium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2004112653A
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English (en)
Japanese (ja)
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JP2005302084A (ja
JP2005302084A5 (fr
Inventor
茂治 木村
武志 前田
貴弘 黒川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2004112653A priority Critical patent/JP4325468B2/ja
Publication of JP2005302084A publication Critical patent/JP2005302084A/ja
Publication of JP2005302084A5 publication Critical patent/JP2005302084A5/ja
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Publication of JP4325468B2 publication Critical patent/JP4325468B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP2004112653A 2004-04-07 2004-04-07 光情報記録再生装置 Expired - Fee Related JP4325468B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004112653A JP4325468B2 (ja) 2004-04-07 2004-04-07 光情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004112653A JP4325468B2 (ja) 2004-04-07 2004-04-07 光情報記録再生装置

Publications (3)

Publication Number Publication Date
JP2005302084A JP2005302084A (ja) 2005-10-27
JP2005302084A5 JP2005302084A5 (fr) 2007-05-17
JP4325468B2 true JP4325468B2 (ja) 2009-09-02

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ID=35333419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004112653A Expired - Fee Related JP4325468B2 (ja) 2004-04-07 2004-04-07 光情報記録再生装置

Country Status (1)

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JP (1) JP4325468B2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4620631B2 (ja) 2006-05-16 2011-01-26 株式会社日立メディアエレクトロニクス 光ディスクドライブ装置
JP4763581B2 (ja) 2006-11-27 2011-08-31 株式会社日立メディアエレクトロニクス 光ピックアップ装置
JP2009020945A (ja) 2007-07-11 2009-01-29 Hitachi Media Electoronics Co Ltd 光ピックアップ装置
JP5007196B2 (ja) 2007-10-22 2012-08-22 株式会社日立メディアエレクトロニクス 光ピックアップ装置
JP5094691B2 (ja) * 2008-12-09 2012-12-12 株式会社日立メディアエレクトロニクス 光ピックアップ装置

Also Published As

Publication number Publication date
JP2005302084A (ja) 2005-10-27

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