DE2048431C3 - - Google Patents
Info
- Publication number
- DE2048431C3 DE2048431C3 DE2048431A DE2048431A DE2048431C3 DE 2048431 C3 DE2048431 C3 DE 2048431C3 DE 2048431 A DE2048431 A DE 2048431A DE 2048431 A DE2048431 A DE 2048431A DE 2048431 C3 DE2048431 C3 DE 2048431C3
- Authority
- DE
- Germany
- Prior art keywords
- carrier
- recording
- layer
- electron
- information
- 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
Links
- 238000000034 method Methods 0.000 claims description 12
- 238000005530 etching Methods 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000012876 carrier material Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052793 cadmium Inorganic materials 0.000 claims description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 claims 1
- 229910052797 bismuth Inorganic materials 0.000 claims 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims 1
- 238000010894 electron beam technology Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000007373 indentation Methods 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; 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
- 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
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
-
- 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
-
- 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
-
- 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
-
- 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
- G11B7/2532—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 metals
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2048431A DE2048431B2 (de) | 1970-08-05 | 1970-10-02 | Verfahren zum Aufzeichnen von Informationen, vorzugsweise von solchen großer Bandbreite im Bereich von mehreren MHz, auf einem Träger |
| DE19712118170 DE2118170A1 (en) | 1970-08-05 | 1971-04-15 | Recording information - using vapour electroless or electro-plated support abraded by laser or electron beams |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702038874 DE2038874B2 (de) | 1970-08-05 | 1970-08-05 | Verfahren zum Aufzeichnen von Signalen auf einen Speicher |
| DE2048431A DE2048431B2 (de) | 1970-08-05 | 1970-10-02 | Verfahren zum Aufzeichnen von Informationen, vorzugsweise von solchen großer Bandbreite im Bereich von mehreren MHz, auf einem Träger |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2048431A1 DE2048431A1 (de) | 1972-04-06 |
| DE2048431B2 DE2048431B2 (de) | 1974-01-10 |
| DE2048431C3 true DE2048431C3 (fr) | 1979-07-05 |
Family
ID=25759543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2048431A Granted DE2048431B2 (de) | 1970-08-05 | 1970-10-02 | Verfahren zum Aufzeichnen von Informationen, vorzugsweise von solchen großer Bandbreite im Bereich von mehreren MHz, auf einem Träger |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE2048431B2 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2213920A1 (de) * | 1971-03-22 | 1972-09-28 | Rca Corp | Informationsspeicher und Aufzeichnungs- und Wiedergabeeinrichtung hierzu |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2214934B1 (fr) * | 1973-01-18 | 1978-03-24 | Thomson Csf | |
| NL174591C (nl) * | 1973-02-09 | 1984-07-02 | Philips Nv | Schijfvormig registratiedragerlichaam. |
| FR2365854A1 (fr) * | 1976-09-24 | 1978-04-21 | Thomson Brandt | Procede de fabrication d'un support d'information enregistrable et lisible optiquement et support obtenu par un tel procede |
| NL7802860A (nl) * | 1978-03-16 | 1979-09-18 | Philips Nv | Registratiedragerlichaam en registratiedrager voor optische informatie en inrichting voor het inschrijven en uitlezen. |
| CA1165871A (fr) * | 1978-11-08 | 1984-04-17 | Kornelis Bulthuis | Support d'enregistrement optique |
| DE3033069A1 (de) * | 1980-09-03 | 1982-04-22 | Ibm Deutschland Gmbh, 7000 Stuttgart | Aufzeichnungstraeger fuer elektroerosionsdrucker |
| FR2509891B1 (fr) * | 1981-07-17 | 1986-12-05 | Thomson Csf | Dispositif optique d'enregistrement-lecture sur support d'information pregrave |
| DE3724622A1 (de) * | 1986-07-25 | 1988-01-28 | Ricoh Kk | Optisches informationsspeichermedium |
| US5270990A (en) * | 1986-08-15 | 1993-12-14 | Canon Kabushiki Kaisha | Tracking error signal detecting apparatus using an electron beam and apparatus for effecting recording/reproduction of information by the utilization of a plurality of electron beams |
| US5166921A (en) * | 1987-06-17 | 1992-11-24 | Pioneer Electronic Corporation | Optical disk carrying tracking information in multiple formats and apparatus for analyzing same |
| JPS63313331A (ja) * | 1987-06-17 | 1988-12-21 | Pioneer Electronic Corp | 光ディスク |
-
1970
- 1970-10-02 DE DE2048431A patent/DE2048431B2/de active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2213920A1 (de) * | 1971-03-22 | 1972-09-28 | Rca Corp | Informationsspeicher und Aufzeichnungs- und Wiedergabeeinrichtung hierzu |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2048431B2 (de) | 1974-01-10 |
| DE2048431A1 (de) | 1972-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BI | Miscellaneous see part 2 | ||
| BI | Miscellaneous see part 2 | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |