CN1649008A - 光记录介质、光记录方法及光记录装置 - Google Patents
光记录介质、光记录方法及光记录装置 Download PDFInfo
- Publication number
- CN1649008A CN1649008A CN200510005954.2A CN200510005954A CN1649008A CN 1649008 A CN1649008 A CN 1649008A CN 200510005954 A CN200510005954 A CN 200510005954A CN 1649008 A CN1649008 A CN 1649008A
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- recording
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- reflectivity
- erase power
- optical recording
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Images
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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
- G11B7/268—Post-production operations, e.g. initialising phase-change recording layers, checking for defects
-
- 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
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24035—Recording layers
-
- 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
- G11B7/0045—Recording
- G11B7/00456—Recording strategies, e.g. pulse sequences
-
- 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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
- G11B7/266—Sputtering or spin-coating layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Abstract
Description
| 激光功率[mW] | 抖动[%] | S0/S1 | S0[V] | S1[V] | ||||||
| DOW0 | DOW1 | DOW2 | DOW9 | DOW100 | DOW1000 | |||||
| 实施例1 | 2000 | 6.5 | 9.1 | 8.3 | 7.9 | 8.2 | 8.8 | 0.97 | 5.04 | 5.20 |
| 实施例2 | 1800 | 6.4 | 8.6 | 8.4 | 7.8 | 7.9 | 8.0 | 0.78 | 4.06 | 5.20 |
| 实施例3 | 1600 | 6.7 | 8.9 | 8.4 | 7.8 | 8.3 | 8.6 | 0.63 | 3.28 | 5.20 |
| 比较例1 | 2400 | 7.2 | 14.3 | 13.0 | 10.8 | 10.5 | 11.0 | 1.00 | 5.20 | 5.20 |
| 比较例2 | 1400 | |||||||||
| 激光功率[mW] | 功率比 | 反射率[%] | 反射率比 | 抖动[%] | |||||||
| Pw | Pe | P1 | Pe/P1 | R0 | R1 | (R1-R0)/R0 | DOW0 | DOW1 | DOW9 | DOW1000 | |
| 实施例4 | 17.0 | 4.6 | 6.5 | 0.7 | 19.5 | 21.1 | 0.08 | 6.5 | 8.4 | 8.1 | 8.8 |
| 实施例5 | 17.5 | 6.0 | 7.5 | 0.8 | 21.0 | 21.7 | 0.03 | 6.8 | 8.8 | 7.8 | 8.0 |
| 实施例6 | 16.0 | 4.2 | 6.0 | 0.7 | 16.0 | 18.4 | 0.15 | 7.4 | 8.7 | 8.2 | 8.9 |
| 实施例7 | 17.0 | 3.0 | 6.5 | 0.5 | 20.0 | 21.6 | 0.08 | 7.2 | 9.2 | 8.8 | 8.8 |
| 实施例8 | 17.0 | 6.5 | 6.5 | 1.0 | 20.0 | 21.6 | 0.08 | 6.4 | 8.3 | 8.5 | 9.4 |
| 比较例3 | 17.0 | 4.6 | - | - | 21.6 | 22.0 | 0.02 | 7.2 | 16.6 | 8.1 | 9.6 |
| 比较例4 | 15.0 | 4.2 | - | - | 19.1 | 18.4 | 0.02 | 7.5 | 13.2 | 10.5 | 11.0 |
| 比较例5 | 17.0 | 4.6 | 5.0 | 0.9 | 17.5 | 21.0 | 0.20 | 9.8 | 12.8 | 9.2 | 9.8 |
| 比较例6 | 17.0 | 2.5 | 6.5 | 0.4 | 19.5 | 21.1 | 0.08 | 10.0 | 20.0 | 18.0 | 18.0 |
| 比较例7 | 17.0 | 7.5 | 6.5 | 1.2 | 19.5 | 21.1 | 0.08 | 7.4 | 8.9 | 9.2 | 12.0 |
Claims (8)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP023446/2004 | 2004-01-30 | ||
| JP023448/2004 | 2004-01-30 | ||
| JP2004023446 | 2004-01-30 | ||
| JP2004023448 | 2004-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1649008A true CN1649008A (zh) | 2005-08-03 |
| CN100568358C CN100568358C (zh) | 2009-12-09 |
Family
ID=34889305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100059542A Expired - Fee Related CN100568358C (zh) | 2004-01-30 | 2005-01-31 | 光记录介质、光记录方法及光记录装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7668071B2 (zh) |
| CN (1) | CN100568358C (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100406411C (zh) * | 2006-04-27 | 2008-07-30 | 武汉科技大学 | 一种电熔刚玉复合耐火材料及其生产方法 |
| CN107210052A (zh) * | 2015-02-10 | 2017-09-26 | 索尼公司 | 光记录介质 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7564769B2 (en) * | 2004-01-30 | 2009-07-21 | Victor Company Of Japan, Ltd. | Phase-change recording medium having the relation between pulse patterns and reflectivity of un-recorded section |
| KR20070084766A (ko) * | 2006-02-21 | 2007-08-27 | 삼성전자주식회사 | 광디스크 장치의 최적소거파워 검출방법 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2962052B2 (ja) | 1992-06-17 | 1999-10-12 | 松下電器産業株式会社 | 光学情報記録媒体 |
| JPH0896379A (ja) * | 1994-09-21 | 1996-04-12 | Nec Corp | 光ヘッドのトラッキング制御装置 |
| JPH0991712A (ja) | 1995-09-25 | 1997-04-04 | Nec Corp | 光再生装置 |
| JPH10255268A (ja) | 1998-01-23 | 1998-09-25 | Hitachi Ltd | 光情報記録方法 |
| KR100748492B1 (ko) * | 2001-02-13 | 2007-08-13 | 엘지전자 주식회사 | 상변화형 광디스크의 초기화방법 |
| JP2003162821A (ja) | 2001-11-27 | 2003-06-06 | Tdk Corp | 光記録媒体および光記録方法 |
| JP3859522B2 (ja) | 2002-02-01 | 2006-12-20 | Tdk株式会社 | 光記録媒体への情報記録方法及び光記録媒体 |
| JP2005243213A (ja) * | 2004-01-30 | 2005-09-08 | Victor Co Of Japan Ltd | 光記録媒体 |
-
2005
- 2005-01-27 US US11/044,783 patent/US7668071B2/en active Active
- 2005-01-31 CN CNB2005100059542A patent/CN100568358C/zh not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100406411C (zh) * | 2006-04-27 | 2008-07-30 | 武汉科技大学 | 一种电熔刚玉复合耐火材料及其生产方法 |
| CN107210052A (zh) * | 2015-02-10 | 2017-09-26 | 索尼公司 | 光记录介质 |
| CN107210052B (zh) * | 2015-02-10 | 2019-10-18 | 索尼公司 | 光记录介质 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20050265214A1 (en) | 2005-12-01 |
| US7668071B2 (en) | 2010-02-23 |
| CN100568358C (zh) | 2009-12-09 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20180131 |
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| CF01 | Termination of patent right due to non-payment of annual fee |