DE69126964D1 - Vorrichtung zum Löschen von Information von einem optischen Aufzeichnungsband mit einer heissformbaren Schicht - Google Patents
Vorrichtung zum Löschen von Information von einem optischen Aufzeichnungsband mit einer heissformbaren SchichtInfo
- Publication number
- DE69126964D1 DE69126964D1 DE69126964T DE69126964T DE69126964D1 DE 69126964 D1 DE69126964 D1 DE 69126964D1 DE 69126964 T DE69126964 T DE 69126964T DE 69126964 T DE69126964 T DE 69126964T DE 69126964 D1 DE69126964 D1 DE 69126964D1
- Authority
- DE
- Germany
- Prior art keywords
- hot
- optical recording
- recording tape
- erasing information
- formable layer
- 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
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
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
- G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
- G11B7/245—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing a polymeric component
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
-
- 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
- G11B7/00452—Recording involving bubble or bump forming
-
- 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
- G11B7/0055—Erasing
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1374—Objective lenses
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/146—Laser beam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/165—Thermal imaging composition
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- 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 |
---|---|---|---|
KR1019910008185A KR920022235A (ko) | 1991-05-20 | 1991-05-20 | 열변형 기록층을 갖는 광학 기록 테이프의 기록 정보 소거 방법 및 그 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69126964D1 true DE69126964D1 (de) | 1997-09-04 |
DE69126964T2 DE69126964T2 (de) | 1997-11-27 |
Family
ID=19314693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69126964T Expired - Fee Related DE69126964T2 (de) | 1991-05-20 | 1991-12-05 | Vorrichtung zum Löschen von Information von einem optischen Aufzeichnungsband mit einer heissformbaren Schicht |
Country Status (5)
Country | Link |
---|---|
US (1) | US5311499A (de) |
EP (1) | EP0514589B1 (de) |
JP (1) | JP2644405B2 (de) |
KR (1) | KR920022235A (de) |
DE (1) | DE69126964T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0557475A (ja) * | 1991-09-04 | 1993-03-09 | Matsushita Electric Ind Co Ltd | レーザ光学装置 |
US5528578A (en) * | 1994-04-20 | 1996-06-18 | P.M. Investments Inc. | Digital information recording by burning conductive spots with electrical pulses in an insulating layer or a recording medium |
DE29816802U1 (de) * | 1998-09-19 | 2000-02-10 | Noehte Steffen | Optischer Datenspeicher |
DE19932900C2 (de) * | 1999-07-12 | 2003-04-03 | Tesa Ag | Datenspeicher, Verfahren zur Herstellung des Datenspeichers und Verwendung des Datenspeichers in einem Laufwerk |
DE19932902A1 (de) | 1999-07-12 | 2001-01-25 | Beiersdorf Ag | Datenspeicher |
DE10008328A1 (de) * | 2000-02-23 | 2002-01-31 | Tesa Ag | Datenspeicher |
DE10028113A1 (de) * | 2000-06-07 | 2001-12-20 | Beiersdorf Ag | Datenspeicher |
DE10039370A1 (de) * | 2000-08-11 | 2002-02-28 | Eml Europ Media Lab Gmbh | Holographischer Datenspeicher |
DE10039372C2 (de) | 2000-08-11 | 2003-05-15 | Tesa Scribos Gmbh | Holographischer Datenspeicher |
DE10039374A1 (de) * | 2000-08-11 | 2002-02-21 | Eml Europ Media Lab Gmbh | Holographischer Datenspeicher |
DE10060235A1 (de) * | 2000-12-05 | 2002-06-13 | Tesa Ag | Verwendung eines Packbands als holographischer Datenträger |
DE10128901A1 (de) * | 2001-06-15 | 2002-12-19 | Tesa Ag | Verfahren zum Eingeben von Information in einen optisch beschreibbaren und auslesbaren Datenspeicher |
DE10128902A1 (de) * | 2001-06-15 | 2003-10-16 | Tesa Scribos Gmbh | Holographischer Datenspeicher |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1409534A (en) * | 1972-01-26 | 1975-10-08 | Marconi Co Ltd | Erasure of tape-carried information |
FR2474222A1 (fr) * | 1980-01-23 | 1981-07-24 | Thomson Csf | Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede |
US4852075A (en) * | 1983-08-22 | 1989-07-25 | Optical Data, Inc. | Erasable optical data storage medium and method and apparatus for recording data on the medium |
US4712207A (en) * | 1985-03-18 | 1987-12-08 | Rca Corporation | Apparatus for erasing information on a reversible optical recording medium |
JPS6242342A (ja) * | 1985-08-20 | 1987-02-24 | Matsushita Electric Ind Co Ltd | 消去光学ヘツド |
JPS63200331A (ja) * | 1987-02-13 | 1988-08-18 | Toshiba Corp | 記録媒体及び記録再生方法 |
US4918682A (en) * | 1988-02-05 | 1990-04-17 | Tandy Corporation | Ablative and bump-forming optical recording media including a metallic reflective layer |
US4896314A (en) * | 1988-04-19 | 1990-01-23 | Optical Data, Inc. | Bump-forming media including thin intermediate reflective layer and methods for writing, reading, and erasing same |
US4961123A (en) * | 1988-06-03 | 1990-10-02 | Insite Peripherals | Magnetic information media storage with optical servo tracks |
US5079758A (en) * | 1989-09-28 | 1992-01-07 | Tandy Corporation | Single polymer layer recordable/erasable optical media |
-
1991
- 1991-05-20 KR KR1019910008185A patent/KR920022235A/ko not_active Application Discontinuation
- 1991-11-19 US US07/794,236 patent/US5311499A/en not_active Expired - Fee Related
- 1991-12-04 JP JP3320749A patent/JP2644405B2/ja not_active Expired - Fee Related
- 1991-12-05 DE DE69126964T patent/DE69126964T2/de not_active Expired - Fee Related
- 1991-12-05 EP EP91120912A patent/EP0514589B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5311499A (en) | 1994-05-10 |
EP0514589A2 (de) | 1992-11-25 |
KR920022235A (ko) | 1992-12-19 |
JPH04344322A (ja) | 1992-11-30 |
DE69126964T2 (de) | 1997-11-27 |
EP0514589B1 (de) | 1997-07-23 |
EP0514589A3 (en) | 1993-01-20 |
JP2644405B2 (ja) | 1997-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |