JP4313743B2 - 光記録媒体 - Google Patents
光記録媒体 Download PDFInfo
- Publication number
- JP4313743B2 JP4313743B2 JP2004252808A JP2004252808A JP4313743B2 JP 4313743 B2 JP4313743 B2 JP 4313743B2 JP 2004252808 A JP2004252808 A JP 2004252808A JP 2004252808 A JP2004252808 A JP 2004252808A JP 4313743 B2 JP4313743 B2 JP 4313743B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- light
- recording medium
- optical recording
- crosstalk
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims description 87
- 239000000758 substrate Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 230000007423 decrease Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 155
- 239000011229 interlayer Substances 0.000 description 7
- 230000000737 periodic effect Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 206010010071 Coma Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004252808A JP4313743B2 (ja) | 2004-08-31 | 2004-08-31 | 光記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004252808A JP4313743B2 (ja) | 2004-08-31 | 2004-08-31 | 光記録媒体 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006073054A JP2006073054A (ja) | 2006-03-16 |
| JP2006073054A5 JP2006073054A5 (enExample) | 2007-06-21 |
| JP4313743B2 true JP4313743B2 (ja) | 2009-08-12 |
Family
ID=36153525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004252808A Expired - Fee Related JP4313743B2 (ja) | 2004-08-31 | 2004-08-31 | 光記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4313743B2 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5210708B2 (ja) * | 2008-05-20 | 2013-06-12 | 株式会社日立製作所 | 多層光ディスクおよび多層光ディスクに対応可能な光ディスク装置 |
-
2004
- 2004-08-31 JP JP2004252808A patent/JP4313743B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006073054A (ja) | 2006-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7298554B2 (en) | Hybrid achromatic optical lens and method for manufacturing the same | |
| JP2006039303A (ja) | 光情報記録媒体およびその記録方法と製造方法 | |
| JP2006073053A (ja) | 光記録媒体 | |
| HU224498B1 (hu) | Optikai adattároló rendszer, továbbá optikai adattároló lemez | |
| KR20060037234A (ko) | 광픽업용 렌즈장치 및 이를 이용한 정보기록 재생장치 | |
| CN1942947B (zh) | 物镜光学系统、光拾取装置以及光学信息记录再生装置 | |
| JP4079274B2 (ja) | 多層光記録媒体及び記憶装置 | |
| US20050152259A1 (en) | Objective lens for optical disc | |
| US20050105183A1 (en) | Lens and optical head device | |
| JP2006073054A (ja) | 光記録媒体 | |
| KR20070095281A (ko) | 광 픽업 및 당해 픽업을 구비하는 광디스크 장치 | |
| JP4165287B2 (ja) | 光記録媒体および光記録再生装置、光記録再生方法 | |
| JP5030842B2 (ja) | 多層光記録媒体 | |
| JP2008027507A (ja) | 光ピックアップ装置 | |
| JP4223340B2 (ja) | 光記録媒体用対物レンズおよびこれを用いた光ピックアップ装置 | |
| US7126905B2 (en) | Information recording medium and information recording/reproducing apparatus to increase recording density | |
| WO2011114674A1 (ja) | 多層光記録媒体 | |
| JP5343913B2 (ja) | 多層光記録媒体 | |
| US20060215504A1 (en) | Optical head and optical disk apparatus | |
| JP2004301881A (ja) | 光記録媒体用対物レンズおよびこれを用いた光ピックアップ装置 | |
| CN100428347C (zh) | 光学头装置及光学头装置用物镜 | |
| JP4585899B2 (ja) | 多層ディスク担体情報記録再生装置 | |
| JPH09167372A (ja) | 光ヘッド装置の製造方法及び製造装置 | |
| JP2004185705A (ja) | 光ヘッド装置、および光ヘッド装置用対物レンズ | |
| JP2009123264A (ja) | 情報の記録再生方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070508 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070508 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20090427 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090512 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090515 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120522 Year of fee payment: 3 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| LAPS | Cancellation because of no payment of annual fees |