JP2000504465A - 光学記録媒体 - Google Patents
光学記録媒体Info
- Publication number
- JP2000504465A JP2000504465A JP10524472A JP52447298A JP2000504465A JP 2000504465 A JP2000504465 A JP 2000504465A JP 10524472 A JP10524472 A JP 10524472A JP 52447298 A JP52447298 A JP 52447298A JP 2000504465 A JP2000504465 A JP 2000504465A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- state
- track
- optical recording
- area
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 48
- 230000005855 radiation Effects 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims description 8
- 239000012782 phase change material Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 73
- 239000000758 substrate Substances 0.000 description 13
- 239000013078 crystal Substances 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 229910005872 GeSb Inorganic materials 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- GVGLGOZIDCSQPN-PVHGPHFFSA-N Heroin Chemical compound O([C@H]1[C@H](C=C[C@H]23)OC(C)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4OC(C)=O GVGLGOZIDCSQPN-PVHGPHFFSA-N 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 240000006670 Chlorogalum pomeridianum Species 0.000 description 1
- 235000007836 Chlorogalum pomeridianum Nutrition 0.000 description 1
- 239000009895 amole Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
- G11B7/0051—Reproducing involving phase depth effects
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP96203318.9 | 1996-11-25 | ||
| EP96203318 | 1996-11-25 | ||
| PCT/IB1997/001470 WO1998024089A1 (fr) | 1996-11-25 | 1997-11-20 | Support d'enregistrement optique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000504465A true JP2000504465A (ja) | 2000-04-11 |
| JP2000504465A5 JP2000504465A5 (fr) | 2005-07-14 |
Family
ID=8224622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10524472A Pending JP2000504465A (ja) | 1996-11-25 | 1997-11-20 | 光学記録媒体 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0880777A1 (fr) |
| JP (1) | JP2000504465A (fr) |
| KR (1) | KR100458727B1 (fr) |
| ID (1) | ID21023A (fr) |
| TW (1) | TW455843B (fr) |
| WO (1) | WO1998024089A1 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW452793B (en) * | 1997-03-27 | 2001-09-01 | Matsushita Electric Industrial Co Ltd | Recording and reproducing method for optical information recording medium, and optical information recording medium |
| EP1258870B1 (fr) * | 1997-04-09 | 2008-05-14 | Ricoh Company, Ltd. | Support d'enregistrement à changement de phase adapté au suivi de piste basé sur la méthode de détection différentielle de phase |
| JP2002074687A (ja) | 2000-08-24 | 2002-03-15 | Pioneer Electronic Corp | トラックジャンプ制御装置及びトラックジャンプ制御方法 |
| EP1965377A1 (fr) * | 2007-03-02 | 2008-09-03 | Deutsche Thomson OHG | Support d'enregistrement optique compatible |
| KR101039669B1 (ko) * | 2009-05-18 | 2011-06-08 | (주)옵티스 | 기록 미기록 영역의 디스크를 이용한 위상 조정방법 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3080739B2 (ja) * | 1991-12-20 | 2000-08-28 | 日本電気株式会社 | 光学的情報記録媒体および光学的情報記録消去再生方法 |
| EP0578015B1 (fr) * | 1992-06-17 | 1998-12-09 | Matsushita Electric Industrial Co., Ltd. | Milieu d'enregistrement optique d'information |
| US5493561A (en) * | 1992-06-17 | 1996-02-20 | Matsushita Electric Industrial Co., Ltd. | Optical information recording medium and information recording and reproducing method thereof |
| JP2697555B2 (ja) * | 1993-05-26 | 1998-01-14 | 松下電器産業株式会社 | 光情報記録媒体 |
| US5581539A (en) * | 1994-08-12 | 1996-12-03 | Mitsubishi Chemical Corporation | Optical recording medium |
| EP1189212A3 (fr) * | 1995-03-28 | 2003-09-17 | Toray Industries, Inc. | Supports d'enregistrement optique et procédé d'enregistrement pour les supports d'enregistrement optique |
-
1996
- 1996-11-20 ID IDW980048A patent/ID21023A/id unknown
-
1997
- 1997-11-20 EP EP97910604A patent/EP0880777A1/fr not_active Withdrawn
- 1997-11-20 KR KR10-1998-0705661A patent/KR100458727B1/ko not_active Expired - Fee Related
- 1997-11-20 WO PCT/IB1997/001470 patent/WO1998024089A1/fr not_active Ceased
- 1997-11-20 JP JP10524472A patent/JP2000504465A/ja active Pending
- 1997-12-11 TW TW086118670A patent/TW455843B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| KR19990081945A (ko) | 1999-11-15 |
| ID21023A (id) | 1999-04-08 |
| WO1998024089A1 (fr) | 1998-06-04 |
| KR100458727B1 (ko) | 2005-04-28 |
| EP0880777A1 (fr) | 1998-12-02 |
| TW455843B (en) | 2001-09-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20041117 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20041117 |
|
| RD02 | Notification of acceptance of power of attorney |
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| A131 | Notification of reasons for refusal |
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| RD04 | Notification of resignation of power of attorney |
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| A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20080430 |
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| A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20080616 |
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| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080729 |
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| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20081007 |