CN1799089A - 高密度记录媒体及记录和/或再现装置 - Google Patents
高密度记录媒体及记录和/或再现装置 Download PDFInfo
- Publication number
- CN1799089A CN1799089A CNA2004800154733A CN200480015473A CN1799089A CN 1799089 A CN1799089 A CN 1799089A CN A2004800154733 A CNA2004800154733 A CN A2004800154733A CN 200480015473 A CN200480015473 A CN 200480015473A CN 1799089 A CN1799089 A CN 1799089A
- Authority
- CN
- China
- Prior art keywords
- recording medium
- information
- block
- thickness
- clamp district
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 94
- 230000007704 transition Effects 0.000 claims abstract description 35
- 206010003497 Asphyxia Diseases 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 239000002991 molded plastic Substances 0.000 description 8
- 239000004417 polycarbonate Substances 0.000 description 4
- 229920000515 polycarbonate Polymers 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier
-
- 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
- G11B7/24018—Laminated discs
- G11B7/24027—Layers; Shape, structure or physical properties thereof
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Abstract
Description
Claims (62)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0035523 | 2003-06-03 | ||
KR1020030035523 | 2003-06-03 | ||
KR20030035523 | 2003-06-03 | ||
KR10-2003-0040353 | 2003-06-20 | ||
KR1020030040353A KR100944992B1 (ko) | 2003-06-03 | 2003-06-20 | 정보 영역의 두께와 클램핑 영역의 두께가 서로 다르게형성된 고밀도 광디스크와, 그에 따른 광디스크 장치 |
KR1020030040353 | 2003-06-20 | ||
PCT/KR2004/001321 WO2004107332A1 (en) | 2003-06-03 | 2004-06-03 | High-density recording medium and recording and/or reproducing device therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1799089A true CN1799089A (zh) | 2006-07-05 |
CN1799089B CN1799089B (zh) | 2010-04-14 |
Family
ID=36819244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800154733A Expired - Lifetime CN1799089B (zh) | 2003-06-03 | 2004-06-03 | 高密度记录媒体及记录和/或再现装置 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP4755976B2 (zh) |
KR (1) | KR100944992B1 (zh) |
CN (1) | CN1799089B (zh) |
MY (1) | MY152559A (zh) |
TW (1) | TWI348159B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103268767A (zh) * | 2013-05-08 | 2013-08-28 | 广东欧珀移动通信有限公司 | 光碟播放器的激光拾取单元高度控制方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130055094A (ko) * | 2011-11-18 | 2013-05-28 | 주식회사 플렉스인포메이션 | 단일 디스크 판으로 이루어진 광디스크 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2806559B2 (ja) * | 1989-06-09 | 1998-09-30 | オンキヨー株式会社 | 合焦装置および方法 |
JP3624422B2 (ja) * | 1992-07-31 | 2005-03-02 | ソニー株式会社 | 光ディスク基板及びこれを用いた光ディスク |
JPH08321072A (ja) * | 1995-05-26 | 1996-12-03 | Sony Corp | 光ディスク基板 |
JPH10188508A (ja) * | 1996-12-25 | 1998-07-21 | Sony Corp | 光学ディスク |
JPH10269621A (ja) * | 1997-03-25 | 1998-10-09 | Sony Corp | 光ディスク基板及びこれを用いた光ディスク |
JP3177485B2 (ja) | 1997-08-05 | 2001-06-18 | 三洋電機株式会社 | 光ディスク |
JPH11328728A (ja) | 1998-05-19 | 1999-11-30 | Hitachi Maxell Ltd | 光ディスク基板と成形方法及び光ディスク基板用射出成形装置 |
TW527590B (en) * | 2000-04-25 | 2003-04-11 | Matsushita Electric Ind Co Ltd | Compact disk, and the manufacturing method of the same, and the manufacturing device of compact disk |
KR100378086B1 (ko) * | 2001-05-14 | 2003-03-29 | 엘지전자 주식회사 | 클랭핑 영역의 상하면이 서로다른 높이를 갖는 고밀도 광디스크 |
JP2003123311A (ja) * | 2001-10-10 | 2003-04-25 | Sony Corp | 光学記録媒体およびその製造方法と記録再生方法 |
-
2003
- 2003-06-20 KR KR1020030040353A patent/KR100944992B1/ko not_active IP Right Cessation
-
2004
- 2004-06-03 CN CN2004800154733A patent/CN1799089B/zh not_active Expired - Lifetime
- 2004-06-03 MY MYPI20042136 patent/MY152559A/en unknown
- 2004-06-03 JP JP2006508535A patent/JP4755976B2/ja not_active Expired - Fee Related
- 2004-06-03 TW TW093115995A patent/TWI348159B/zh active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103268767A (zh) * | 2013-05-08 | 2013-08-28 | 广东欧珀移动通信有限公司 | 光碟播放器的激光拾取单元高度控制方法 |
CN103268767B (zh) * | 2013-05-08 | 2015-09-23 | 广东欧珀移动通信有限公司 | 光碟播放器的激光拾取单元高度控制方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1799089B (zh) | 2010-04-14 |
MY152559A (en) | 2014-10-31 |
JP4755976B2 (ja) | 2011-08-24 |
KR100944992B1 (ko) | 2010-03-05 |
TWI348159B (en) | 2011-09-01 |
KR20040104284A (ko) | 2004-12-10 |
TW200511293A (en) | 2005-03-16 |
JP2006526868A (ja) | 2006-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20060705 Assignee: CHINA HUALU GROUP Co.,Ltd. Assignor: Blue light United Co.,Ltd. Contract record no.: 2015990000016 Denomination of invention: High-density recording medium and recording and/or reproducing device therefor Granted publication date: 20100414 License type: Common License Record date: 20150108 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20060705 Assignee: Shanghai Epic Music Co.,Ltd. Assignor: Blue light United Co.,Ltd. Contract record no.: 2016990000555 Denomination of invention: High-density recording medium and recording and/or reproducing device therefor Granted publication date: 20100414 License type: Common License Record date: 20161228 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100414 |