JP2005521184A - 信号中心軸線とハブ中心軸線が同軸上に整列した光ディスク - Google Patents

信号中心軸線とハブ中心軸線が同軸上に整列した光ディスク Download PDF

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Publication number
JP2005521184A
JP2005521184A JP2003521407A JP2003521407A JP2005521184A JP 2005521184 A JP2005521184 A JP 2005521184A JP 2003521407 A JP2003521407 A JP 2003521407A JP 2003521407 A JP2003521407 A JP 2003521407A JP 2005521184 A JP2005521184 A JP 2005521184A
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JP
Japan
Prior art keywords
substrate
central axis
hub
signal layer
central
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.)
Pending
Application number
JP2003521407A
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English (en)
Japanese (ja)
Other versions
JP2005521184A5 (enExample
Inventor
道芳 永島
ロス・クウェルビン
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.)
Panasonic Disc Manufacturing Corp of America
Original Assignee
Panasonic Disc Manufacturing Corp of America
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Panasonic Disc Manufacturing Corp of America filed Critical Panasonic Disc Manufacturing Corp of America
Publication of JP2005521184A publication Critical patent/JP2005521184A/ja
Publication of JP2005521184A5 publication Critical patent/JP2005521184A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
    • G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
    • G11B23/0028—Details
    • G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP2003521407A 2001-08-14 2002-08-14 信号中心軸線とハブ中心軸線が同軸上に整列した光ディスク Pending JP2005521184A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US31212101P 2001-08-14 2001-08-14
US31447301P 2001-08-23 2001-08-23
US10/218,844 US20030035363A1 (en) 2001-08-14 2002-08-13 Optical disc with coaxially alignment of the signal center axis and the hub center axis
PCT/US2002/025770 WO2003016960A2 (en) 2001-08-14 2002-08-14 An optical disc with coaxially alignment of the signal center axis and the hug center axis

Publications (2)

Publication Number Publication Date
JP2005521184A true JP2005521184A (ja) 2005-07-14
JP2005521184A5 JP2005521184A5 (enExample) 2006-01-05

Family

ID=27396590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003521407A Pending JP2005521184A (ja) 2001-08-14 2002-08-14 信号中心軸線とハブ中心軸線が同軸上に整列した光ディスク

Country Status (5)

Country Link
US (1) US20030035363A1 (enExample)
JP (1) JP2005521184A (enExample)
AU (1) AU2002332530A1 (enExample)
TW (1) TWI249163B (enExample)
WO (1) WO2003016960A2 (enExample)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4911968A (en) * 1985-02-18 1990-03-27 Hitachi Maxell, Ltd. Optical disc
JPS62185264A (ja) * 1986-02-12 1987-08-13 Fuji Photo Film Co Ltd 情報記録媒体
US5265086A (en) * 1987-10-27 1993-11-23 Seiko Epson Corporation Information recording disk
US5637411A (en) * 1991-07-29 1997-06-10 Hitachi Maxell, Ltd. Magneto-optical recording medium and process for producing the same

Also Published As

Publication number Publication date
WO2003016960A2 (en) 2003-02-27
WO2003016960A9 (en) 2004-12-23
AU2002332530A1 (en) 2003-03-03
US20030035363A1 (en) 2003-02-20
TWI249163B (en) 2006-02-11
WO2003016960A3 (en) 2003-07-24

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