KR910700522A - Erasable phase change optical recording element and method thereof - Google Patents
Erasable phase change optical recording element and method thereofInfo
- Publication number
- KR910700522A KR910700522A KR1019900701789A KR900701789A KR910700522A KR 910700522 A KR910700522 A KR 910700522A KR 1019900701789 A KR1019900701789 A KR 1019900701789A KR 900701789 A KR900701789 A KR 900701789A KR 910700522 A KR910700522 A KR 910700522A
- Authority
- KR
- South Korea
- Prior art keywords
- optical recording
- recording element
- alloy
- information
- layer
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims 8
- 238000000034 method Methods 0.000 title claims 3
- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000010409 thin film Substances 0.000 claims 2
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 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
- G11B7/241—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
- G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or Te
-
- 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
-
- 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
-
- 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
- G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
-
- 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
- G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
내용 없음.No content.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 본 발명에 의한 유용한 몇 개의 합금들에 대한 합금 조성물 대 소거시간의 그래프이다.1 is a graph of alloy composition versus scavenging time for some of the alloys useful according to the present invention.
Claims (5)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28600388A | 1988-12-19 | 1988-12-19 | |
US286003 | 1988-12-19 | ||
PCT/US1989/005435 WO1990007181A1 (en) | 1988-12-19 | 1989-12-07 | Erasable phase change optical recording elements and methods |
Publications (1)
Publication Number | Publication Date |
---|---|
KR910700522A true KR910700522A (en) | 1991-03-15 |
Family
ID=23096629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900701789A KR910700522A (en) | 1988-12-19 | 1989-12-07 | Erasable phase change optical recording element and method thereof |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0406378A1 (en) |
JP (1) | JPH03502787A (en) |
KR (1) | KR910700522A (en) |
CA (1) | CA2004708A1 (en) |
WO (1) | WO1990007181A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU87571A1 (en) * | 1989-08-23 | 1991-05-07 | Glaverbel | OPTICALLY READABLE INFORMATION RECORDING MEDIUM |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5935988A (en) * | 1982-08-23 | 1984-02-27 | Sony Corp | Information recording medium |
JPS59214449A (en) * | 1983-04-18 | 1984-12-04 | ノ−ウツド・インダストリ−ズ・インコ−ポレ−テツド | Foreskin care material |
JPS6070536A (en) * | 1983-09-28 | 1985-04-22 | Nippon Columbia Co Ltd | Optical information recording medium |
GB8422492D0 (en) * | 1984-09-06 | 1984-10-10 | Smith & Nephew Ass | Adhesive dressing |
JPS61253058A (en) * | 1985-05-01 | 1986-11-10 | 帝人株式会社 | Bandage |
-
1989
- 1989-12-06 CA CA002004708A patent/CA2004708A1/en not_active Abandoned
- 1989-12-07 JP JP2501363A patent/JPH03502787A/en active Pending
- 1989-12-07 WO PCT/US1989/005435 patent/WO1990007181A1/en not_active Application Discontinuation
- 1989-12-07 KR KR1019900701789A patent/KR910700522A/en not_active Application Discontinuation
- 1989-12-07 EP EP90901285A patent/EP0406378A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1990007181A1 (en) | 1990-06-28 |
JPH03502787A (en) | 1991-06-27 |
EP0406378A1 (en) | 1991-01-09 |
CA2004708A1 (en) | 1990-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |