HK171696A - Method of and device for providing a record carrier with a pattern of areas having modified optical properties - Google Patents
Method of and device for providing a record carrier with a pattern of areas having modified optical propertiesInfo
- Publication number
- HK171696A HK171696A HK171696A HK171696A HK171696A HK 171696 A HK171696 A HK 171696A HK 171696 A HK171696 A HK 171696A HK 171696 A HK171696 A HK 171696A HK 171696 A HK171696 A HK 171696A
- Authority
- HK
- Hong Kong
- Prior art keywords
- areas
- pattern
- providing
- optical properties
- record carrier
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9000150A NL9000150A (nl) | 1990-01-22 | 1990-01-22 | Werkwijze en inrichting voor het aanbrengen van een patroon van gebiedjes met veranderde optische eigenschappen in een registratiedrager. |
Publications (1)
Publication Number | Publication Date |
---|---|
HK171696A true HK171696A (en) | 1996-09-20 |
Family
ID=19856460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK171696A HK171696A (en) | 1990-01-22 | 1996-09-12 | Method of and device for providing a record carrier with a pattern of areas having modified optical properties |
Country Status (12)
Country | Link |
---|---|
US (1) | US5255007A (de) |
EP (1) | EP0438828B1 (de) |
JP (1) | JP2908887B2 (de) |
KR (1) | KR100188378B1 (de) |
CN (1) | CN1023844C (de) |
CZ (1) | CZ287232B6 (de) |
DE (1) | DE69019720T2 (de) |
ES (1) | ES2073516T3 (de) |
HK (1) | HK171696A (de) |
NL (1) | NL9000150A (de) |
RU (1) | RU2060563C1 (de) |
SK (1) | SK280675B6 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5513167A (en) * | 1989-12-20 | 1996-04-30 | Sony Corporation | Optical recording apparatus |
US5504732A (en) * | 1990-08-15 | 1996-04-02 | Del Mar Avionics | Null inflection detection and pulse expand latch in an optical recording system |
US5475666A (en) * | 1992-03-04 | 1995-12-12 | Mitsubishi Denki Kabushiki Kaisha | Optically modulated overwritable recording device |
US5854653A (en) * | 1994-10-17 | 1998-12-29 | Xerox Corporation | Motion quality enhancement with white noise |
BE1009677A3 (nl) * | 1995-09-29 | 1997-06-03 | Philips Electronics Nv | Informatiedrager en inrichting voor het beschrijven van een informatiedrager. |
US5825724A (en) * | 1995-11-07 | 1998-10-20 | Nikon Corporation | Magneto-optical recording method using laser beam intensity setting based on playback signal |
CA2232818C (en) * | 1996-07-24 | 2006-06-06 | Philips Electronics N.V. | Improvements in and relating to optically readable discs and disc recording apparatus |
JP3795652B2 (ja) * | 1997-12-19 | 2006-07-12 | 株式会社リコー | 光ディスク駆動装置のレーザパワー制御装置 |
JP4272279B2 (ja) * | 1998-09-28 | 2009-06-03 | パナソニック株式会社 | 光学的情報記録装置、光学的情報記録媒体および光学的情報記録方法 |
AU5835301A (en) * | 2000-05-09 | 2001-11-20 | Koninklijke Philips Electronics N.V. | Method and device for recording an information signal on an information layer ofa recording medium |
JP2002032922A (ja) * | 2000-05-12 | 2002-01-31 | Sony Corp | 光ディスク及び光ディスク装置 |
US6728178B2 (en) * | 2000-10-27 | 2004-04-27 | Matsushita Electric Industrial Co., Ltd. | Semiconductor laser control method and semiconductor laser control device |
US7376073B2 (en) | 2000-12-14 | 2008-05-20 | Ecd Systems, Inc. | Optical storage medium having distortion regions, and a method of modifying an optical storage medium to include distortion regions |
US7562396B2 (en) | 2001-08-21 | 2009-07-14 | Ecd Systems, Inc. | Systems and methods for media authentication |
US7643393B2 (en) | 2001-12-12 | 2010-01-05 | Ecd Systems, Inc. | Systems and methods for optical media modification |
US7716485B2 (en) | 2002-02-01 | 2010-05-11 | Sca Ipla Holdings Inc. | Systems and methods for media authentication |
JP2004063053A (ja) * | 2002-07-31 | 2004-02-26 | Sony Corp | 記録及び/又は再生装置及び装置管理方法 |
US7385891B2 (en) * | 2004-03-03 | 2008-06-10 | Samsung Electronics Co., Ltd. | Method, a medium, and an apparatus to record/reproduce data on/from a portion of the medium through which a test beam is passed while determining an optimum power |
KR100677114B1 (ko) * | 2004-04-27 | 2007-02-02 | 삼성전자주식회사 | 정보 저장 매체, 이 정보 저장 매체의 데이터 기록/재생방법 및 장치 |
EP1807829A1 (de) * | 2004-10-19 | 2007-07-18 | Koninklijke Philips Electronics N.V. | Verfahren zum schreiben von daten auf einem master-substrat zur optischen aufzeichnung |
TW201321789A (zh) * | 2011-11-16 | 2013-06-01 | Ind Tech Res Inst | 成像系統與掃描方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU513376B2 (en) * | 1978-11-13 | 1980-11-27 | Discovision Associates | Writing with stabilization circuit and method for writing with stabilization feedback |
AU513008B2 (en) * | 1978-11-13 | 1980-11-06 | Discovision Associates | Monitoring apparatus and method for monitoring |
DE3275960D1 (en) * | 1982-01-06 | 1987-05-07 | Hitachi Ltd | Control circuit for controlling light source in optical disc device |
US4488277A (en) * | 1982-02-10 | 1984-12-11 | North American Philips Corporation | Control system for an optical data recording apparatus |
US4562567A (en) * | 1982-11-12 | 1985-12-31 | North American Philips Corporation | Apparatus for controlling the write beam in an optical data recording system |
FR2546325B1 (fr) * | 1983-05-20 | 1988-07-08 | Thomson Csf | Procede et dispositif de calibration de la puissance optique appliquee a un disque optique pour l'enregistrement de donnees |
JPS6066341A (ja) * | 1983-09-20 | 1985-04-16 | Olympus Optical Co Ltd | 情報記録再生装置 |
US4747091A (en) * | 1985-07-25 | 1988-05-24 | Olympus Optical Co., Ltd. | Semiconductor laser drive device |
US4680594A (en) * | 1986-04-02 | 1987-07-14 | Optotech, Inc. | Single beam direct read during write and write protect system for use in an optical data storage system |
US4998237A (en) * | 1987-04-28 | 1991-03-05 | Yamaha Corporation | Optical disc recording device having improved accuracy of pit formation |
US5126994A (en) * | 1988-11-29 | 1992-06-30 | Sony Corporation | Method and apparatus for controlling and detecting recording laser beam |
US5050156A (en) * | 1989-10-25 | 1991-09-17 | Eastman Kodak Company | Method and apparatus for calibrating the writing power applied to an optical media |
-
1990
- 1990-01-22 NL NL9000150A patent/NL9000150A/nl not_active Application Discontinuation
- 1990-11-13 US US07/612,742 patent/US5255007A/en not_active Expired - Lifetime
- 1990-12-18 ES ES90203395T patent/ES2073516T3/es not_active Expired - Lifetime
- 1990-12-18 DE DE69019720T patent/DE69019720T2/de not_active Expired - Fee Related
- 1990-12-18 EP EP90203395A patent/EP0438828B1/de not_active Expired - Lifetime
-
1991
- 1991-01-17 KR KR1019910000680A patent/KR100188378B1/ko not_active IP Right Cessation
- 1991-01-18 SK SK112-91A patent/SK280675B6/sk unknown
- 1991-01-18 RU SU914894156A patent/RU2060563C1/ru not_active IP Right Cessation
- 1991-01-18 CZ CS1991112A patent/CZ287232B6/cs not_active IP Right Cessation
- 1991-01-19 CN CN91100339A patent/CN1023844C/zh not_active Expired - Fee Related
- 1991-01-22 JP JP3020303A patent/JP2908887B2/ja not_active Expired - Fee Related
-
1996
- 1996-09-12 HK HK171696A patent/HK171696A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CS11291A3 (en) | 1991-08-13 |
DE69019720T2 (de) | 1996-02-08 |
JPH04214231A (ja) | 1992-08-05 |
EP0438828B1 (de) | 1995-05-24 |
EP0438828A1 (de) | 1991-07-31 |
SK280675B6 (sk) | 2000-06-12 |
KR910014890A (ko) | 1991-08-31 |
DE69019720D1 (de) | 1995-06-29 |
CN1053702A (zh) | 1991-08-07 |
NL9000150A (nl) | 1991-08-16 |
JP2908887B2 (ja) | 1999-06-21 |
ES2073516T3 (es) | 1995-08-16 |
KR100188378B1 (ko) | 1999-06-01 |
US5255007A (en) | 1993-10-19 |
RU2060563C1 (ru) | 1996-05-20 |
CZ287232B6 (cs) | 2000-10-11 |
CN1023844C (zh) | 1994-02-16 |
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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: 20081218 |