WO1996040499A1 - Optical storage medium - Google Patents
Optical storage medium Download PDFInfo
- Publication number
- WO1996040499A1 WO1996040499A1 PCT/US1996/008753 US9608753W WO9640499A1 WO 1996040499 A1 WO1996040499 A1 WO 1996040499A1 US 9608753 W US9608753 W US 9608753W WO 9640499 A1 WO9640499 A1 WO 9640499A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- medium
- image
- optically readable
- metal oxide
- Prior art date
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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0055—Erasing
- G11B7/00552—Erasing involving colour change media
-
- 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
- G11B7/00455—Recording involving reflectivity, absorption or colour changes
-
- 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
- G11B7/243—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 inorganic materials only, e.g. ablative 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
- G11B7/24—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
- G11B7/243—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 inorganic materials only, e.g. ablative layers
- G11B2007/24302—Metals or metalloids
- G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
-
- 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
- G11B7/243—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 inorganic materials only, e.g. ablative layers
- G11B2007/24318—Non-metallic elements
- G11B2007/2432—Oxygen
-
- 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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2531—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising glass
-
- 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
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
-
- 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
- Y10S430/163—Radiation-chromic compound
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96917134A EP0846055A4 (en) | 1995-06-07 | 1996-06-05 | Optical storage medium |
JP9501250A JPH11510635A (en) | 1995-06-07 | 1996-06-05 | Optical storage media |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/481,818 US5691091A (en) | 1995-06-07 | 1995-06-07 | Optical storage process |
US08/481,818 | 1995-06-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1996040499A1 true WO1996040499A1 (en) | 1996-12-19 |
WO1996040499B1 WO1996040499B1 (en) | 1997-01-16 |
Family
ID=23913510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/008753 WO1996040499A1 (en) | 1995-06-07 | 1996-06-05 | Optical storage medium |
Country Status (5)
Country | Link |
---|---|
US (2) | US5691091A (en) |
EP (1) | EP0846055A4 (en) |
JP (1) | JPH11510635A (en) |
CA (1) | CA2224072A1 (en) |
WO (1) | WO1996040499A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10214424A (en) * | 1997-01-29 | 1998-08-11 | Ekisupaato Magnetics Kk | Method and device for erasing cd-r |
US6461594B1 (en) * | 1999-01-28 | 2002-10-08 | Syracuse University | Photochromic materials suitable for cosmetic and sunblocking effects |
US6180318B1 (en) * | 1999-05-19 | 2001-01-30 | 3M Innovative Properties Company | Method of imaging an article |
FR2832251B1 (en) * | 2001-11-12 | 2006-08-25 | Univ Toulouse | USES OF OXIDABLE SPINAL OXIDES AS SENSITIVE LAYER MATERIALS OF AN OPTICAL SUPPORT RECORDABLE ONLY ONCE |
JP2003237242A (en) * | 2002-02-22 | 2003-08-27 | Sony Corp | Optical recording medium and method |
EP1551020B1 (en) * | 2002-10-10 | 2010-11-03 | Sony Corporation | Method of producing optical disk-use original and method of producing optical disk |
DE60336928D1 (en) * | 2003-01-09 | 2011-06-09 | Sony Corp | MANUFACTURING PROCESS FOR AN ORIGINAL DATA CARRIER FOR THE PRODUCTION OF AN OPTICAL DATA SUPPORT UNGER |
EP1475793B1 (en) * | 2003-04-15 | 2007-12-05 | Ricoh Company, Ltd. | Write-once-read-many optical recording medium and process for recording and reproducing of the optical medium |
JP4626284B2 (en) * | 2003-12-05 | 2011-02-02 | 住友金属鉱山株式会社 | Method for producing tungsten oxide fine particles for forming solar shield, and tungsten oxide fine particles for forming solar shield |
US7911673B1 (en) | 2006-11-27 | 2011-03-22 | Hrl Laboratories, Llc | Display screen with optical memory |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5279932A (en) * | 1989-09-13 | 1994-01-18 | Fuji Photo Film Co., Ltd. | Optical response element |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3971874A (en) * | 1973-08-29 | 1976-07-27 | Matsushita Electric Industrial Co., Ltd. | Optical information storage material and method of making it |
JPS5528530A (en) * | 1978-08-17 | 1980-02-29 | Matsushita Electric Ind Co Ltd | Optical information recording method |
JPH0697513B2 (en) * | 1982-01-12 | 1994-11-30 | 大日本インキ化学工業株式会社 | Optical recording medium |
JPS59185048A (en) * | 1983-04-01 | 1984-10-20 | Matsushita Electric Ind Co Ltd | Member for recording optical information and its recording method |
JPS605436A (en) * | 1983-06-21 | 1985-01-12 | Ricoh Co Ltd | Optical recording medium |
JPS61133065A (en) * | 1984-12-03 | 1986-06-20 | Hitachi Ltd | Optical information recording device |
US4960679A (en) * | 1985-01-31 | 1990-10-02 | Canon Kabushiki Kaisha | Image forming device |
JPS61211850A (en) * | 1985-03-15 | 1986-09-19 | Matsushita Electric Ind Co Ltd | Production of recording material |
US4711815A (en) * | 1985-03-07 | 1987-12-08 | Matsushita Electric Industrial Co., Ltd. | Recording medium |
GB8606651D0 (en) * | 1986-03-18 | 1986-04-23 | Green M | Electrochromic data recording systems |
US4774702A (en) * | 1986-04-03 | 1988-09-27 | Ltv Aerospace And Defense Company | Erasable optical memory employing a marmen alloy to effect phase-change erasing in a chalcogenide film |
EP0337553B1 (en) * | 1988-04-13 | 1993-12-01 | Koninklijke Philips Electronics N.V. | Laminated product, compound used in the laminated product and optical information carrier provided with the laminated product |
CA2000597C (en) * | 1988-10-21 | 1995-07-11 | Toshio Ishikawa | Optical recording element |
DE68921325T2 (en) * | 1988-12-28 | 1995-09-21 | Matsushita Electric Ind Co Ltd | Medium for data storage. |
US5272667A (en) * | 1989-12-29 | 1993-12-21 | Matsushita Electric Industrial Co., Ltd. | Optical information recording apparatus for recording optical information in a phase change type optical recording medium and method therefor |
DE69127926T2 (en) * | 1990-03-16 | 1998-03-12 | Canon Kk | Electro-coated part, process for its production and composition for electro-coating |
-
1995
- 1995-06-07 US US08/481,818 patent/US5691091A/en not_active Expired - Fee Related
-
1996
- 1996-06-05 EP EP96917134A patent/EP0846055A4/en not_active Withdrawn
- 1996-06-05 WO PCT/US1996/008753 patent/WO1996040499A1/en not_active Application Discontinuation
- 1996-06-05 JP JP9501250A patent/JPH11510635A/en active Pending
- 1996-06-05 CA CA002224072A patent/CA2224072A1/en not_active Abandoned
-
1997
- 1997-05-01 US US08/846,848 patent/US5837424A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5279932A (en) * | 1989-09-13 | 1994-01-18 | Fuji Photo Film Co., Ltd. | Optical response element |
Also Published As
Publication number | Publication date |
---|---|
CA2224072A1 (en) | 1996-12-19 |
US5837424A (en) | 1998-11-17 |
EP0846055A4 (en) | 1998-10-28 |
EP0846055A1 (en) | 1998-06-10 |
JPH11510635A (en) | 1999-09-14 |
US5691091A (en) | 1997-11-25 |
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