HK1025654A1 - Optical information medium - Google Patents

Optical information medium

Info

Publication number
HK1025654A1
HK1025654A1 HK00104754A HK00104754A HK1025654A1 HK 1025654 A1 HK1025654 A1 HK 1025654A1 HK 00104754 A HK00104754 A HK 00104754A HK 00104754 A HK00104754 A HK 00104754A HK 1025654 A1 HK1025654 A1 HK 1025654A1
Authority
HK
Hong Kong
Prior art keywords
optical information
information medium
medium
optical
information
Prior art date
Application number
HK00104754A
Other languages
English (en)
Inventor
Ryou Negishi
Toshiaki Tajima
Toru Fujii
Emiko Hamada
Original Assignee
Taiyo Yuden Kk
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 Taiyo Yuden Kk filed Critical Taiyo Yuden Kk
Publication of HK1025654A1 publication Critical patent/HK1025654A1/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00745—Sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
HK00104754A 1998-07-23 2000-07-28 Optical information medium HK1025654A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20796098A JP3520203B2 (ja) 1998-07-23 1998-07-23 光情報媒体

Publications (1)

Publication Number Publication Date
HK1025654A1 true HK1025654A1 (en) 2000-11-17

Family

ID=16548383

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00104754A HK1025654A1 (en) 1998-07-23 2000-07-28 Optical information medium

Country Status (9)

Country Link
US (1) US6493312B1 (fr)
EP (2) EP0974959B1 (fr)
JP (1) JP3520203B2 (fr)
KR (1) KR100611863B1 (fr)
CN (1) CN1133989C (fr)
DE (1) DE69935049T2 (fr)
HK (1) HK1025654A1 (fr)
SG (1) SG71935A1 (fr)
TW (1) TW561478B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100571979B1 (ko) * 1999-04-16 2006-04-17 삼성전자주식회사 광디스크
US6535477B1 (en) * 1999-06-28 2003-03-18 Pioneer Corporation Optical recording medium having groove and land tracks, and method of manufacturing the same
TW575877B (en) * 2000-02-10 2004-02-11 Sony Corp Optical recording medium
TW544671B (en) * 2000-02-25 2003-08-01 Sony Corp Recording medium, recording apparatus, and reading apparatus
EP1326243A4 (fr) * 2000-09-12 2008-04-23 Tdk Corp Support d'enregistrement optique
US6819650B2 (en) * 2001-01-12 2004-11-16 Victor Company Of Japan, Ltd. Optical disc having land pre-pits and variable groove depths
TWI292910B (fr) * 2001-06-11 2008-01-21 Sony Corp
WO2004057622A1 (fr) * 2002-12-20 2004-07-08 Koninklijke Philips Electronics N.V. Unite de stockage d'informations optique
CN100401382C (zh) * 2005-08-24 2008-07-09 上海乐金广电电子有限公司 光记录媒体

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2579148B2 (ja) 1986-07-02 1997-02-05 パイオニア株式会社 案内溝付光学式記録デイスク
DE3850050T2 (de) * 1987-11-18 1994-09-22 Sharp Kk Optisches Speichermedium.
US5040165A (en) 1988-03-03 1991-08-13 Hitachi Maxell, Ltd. Optical information recording medium and method of fabricating the same
US5274623A (en) 1990-07-19 1993-12-28 Fuji Photo Film Co., Ltd. Information recording medium having high modulation degree
JP2966077B2 (ja) 1990-10-05 1999-10-25 富士写真フイルム株式会社 情報記録媒体
JPH06103611A (ja) * 1992-09-16 1994-04-15 Ricoh Co Ltd 光情報記録媒体及び光情報記録方法
US5477527A (en) * 1994-02-02 1995-12-19 Sanyo Electric Co., Ltd. High density optical disc and optical disc player
US5904969A (en) * 1995-07-07 1999-05-18 Hitachi Maxell, Ltd. Optical data recording medium and manufacturing method thereof
US6118752A (en) * 1995-07-07 2000-09-12 Matsushita Electric Industrial Co., Ltd. Optical information recording medium offset pre-pit array indicating identification information
JP3652017B2 (ja) 1995-08-23 2005-05-25 三井化学株式会社 光記録媒体
JP3917207B2 (ja) * 1996-01-12 2007-05-23 パイオニア株式会社 プリ情報記録方法及び装置、情報記録方法及び装置並びに情報記録媒体
JP3703569B2 (ja) 1996-04-02 2005-10-05 ソニー株式会社 光記録媒体及びその記録再生方法、記録再生装置
JPH1097735A (ja) * 1996-09-20 1998-04-14 Nec Corp 光学的情報記録媒体
JP3948771B2 (ja) 1996-11-21 2007-07-25 パイオニア株式会社 移動制御情報記録装置、情報記録媒体及び情報再生装置
JPH10302321A (ja) * 1997-04-30 1998-11-13 Sony Corp 光ディスクおよび光ディスク製造方法
JP4014690B2 (ja) * 1997-05-07 2007-11-28 パイオニア株式会社 情報再生装置及び情報再生方法並びに情報記録再生システム

Also Published As

Publication number Publication date
CN1244004A (zh) 2000-02-09
SG71935A1 (en) 2000-04-18
KR100611863B1 (ko) 2006-08-11
EP0974959B1 (fr) 2007-02-07
US6493312B1 (en) 2002-12-10
KR20000011856A (ko) 2000-02-25
JP2000040261A (ja) 2000-02-08
TW561478B (en) 2003-11-11
EP1650749A1 (fr) 2006-04-26
CN1133989C (zh) 2004-01-07
DE69935049T2 (de) 2007-06-21
JP3520203B2 (ja) 2004-04-19
EP0974959A1 (fr) 2000-01-26
DE69935049D1 (de) 2007-03-22

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20150723