NO852698L - Databaerer med et dataspor for sekvensielle data samt fremgangsmaate for fremstilling av samme. - Google Patents
Databaerer med et dataspor for sekvensielle data samt fremgangsmaate for fremstilling av samme.Info
- Publication number
- NO852698L NO852698L NO852698A NO852698A NO852698L NO 852698 L NO852698 L NO 852698L NO 852698 A NO852698 A NO 852698A NO 852698 A NO852698 A NO 852698A NO 852698 L NO852698 L NO 852698L
- Authority
- NO
- Norway
- Prior art keywords
- data
- areas
- data track
- impedance
- track
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 12
- 230000005291 magnetic effect Effects 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 18
- 230000005294 ferromagnetic effect Effects 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 10
- 239000012876 carrier material Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003302 ferromagnetic material Substances 0.000 claims 3
- PCLIRWBVOVZTOK-UHFFFAOYSA-M 2-(1-methylpyrrolidin-1-ium-1-yl)ethyl 2-hydroxy-2,2-diphenylacetate;iodide Chemical compound [I-].C=1C=CC=CC=1C(O)(C=1C=CC=CC=1)C(=O)OCC[N+]1(C)CCCC1 PCLIRWBVOVZTOK-UHFFFAOYSA-M 0.000 claims 1
- 239000010410 layer Substances 0.000 description 26
- 239000002245 particle Substances 0.000 description 22
- 230000000873 masking effect Effects 0.000 description 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910000423 chromium oxide Inorganic materials 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
- G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Credit Cards Or The Like (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH326184 | 1984-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO852698L true NO852698L (no) | 1986-01-06 |
Family
ID=4252155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO852698A NO852698L (no) | 1984-07-05 | 1985-07-04 | Databaerer med et dataspor for sekvensielle data samt fremgangsmaate for fremstilling av samme. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0167898A3 (da) |
| JP (1) | JPS6124020A (da) |
| DK (1) | DK306785A (da) |
| NO (1) | NO852698L (da) |
| PT (1) | PT80762B (da) |
| YU (1) | YU105785A (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63229618A (ja) * | 1987-03-18 | 1988-09-26 | Tokyo Jiki Insatsu Kk | 磁気カ−ドおよびその製造方法 |
| JP2554078B2 (ja) * | 1987-05-13 | 1996-11-13 | 共同印刷株式会社 | 磁気記録媒体およびその再生方法 |
| JPS63308724A (ja) * | 1987-06-09 | 1988-12-16 | Toppan Moore Co Ltd | 磁気記録媒体 |
| JPH01160638A (ja) * | 1987-12-18 | 1989-06-23 | Nok Corp | 吸水性・導電性ゴム積層体 |
| JPH02244405A (ja) * | 1989-03-16 | 1990-09-28 | Tonami Denki Eng:Kk | 滋気カードの書き込み方法および読み取り方法並びにリーダライタ |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4044231A (en) * | 1975-05-27 | 1977-08-23 | Addressograph Multigraph Corporation | Secure property document and method of manufacture |
| DE2730460A1 (de) * | 1976-07-14 | 1978-02-02 | Emi Ltd | Schutzmaterialien |
| FR2463475A1 (fr) * | 1979-08-14 | 1981-02-20 | Transac Dev Transact Automat | Procede de realisation d'une piste magnetique presentant des caracteristiques physiques variables le long de la piste |
| EP0025636A3 (en) * | 1980-07-07 | 1981-06-10 | General Kinetics, Incorporated | Perpetuation of information in magnetically recorded medium |
| DE3048735C2 (de) * | 1980-12-23 | 1984-10-18 | GAO Gesellschaft für Automation und Organisation mbH, 8000 München | Ausweiskarte mit durch einen Laserschreiber aufgebrachten Informationen und Verfahren zur Herstellung derselben |
-
1985
- 1985-06-20 EP EP85107608A patent/EP0167898A3/de not_active Withdrawn
- 1985-06-25 YU YU01057/85A patent/YU105785A/xx unknown
- 1985-07-04 NO NO852698A patent/NO852698L/no unknown
- 1985-07-04 PT PT80762A patent/PT80762B/pt unknown
- 1985-07-04 JP JP14593685A patent/JPS6124020A/ja active Pending
- 1985-07-04 DK DK306785A patent/DK306785A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0167898A2 (de) | 1986-01-15 |
| DK306785D0 (da) | 1985-07-04 |
| EP0167898A3 (de) | 1988-09-21 |
| JPS6124020A (ja) | 1986-02-01 |
| PT80762A (de) | 1985-08-01 |
| DK306785A (da) | 1986-01-06 |
| PT80762B (de) | 1986-11-20 |
| YU105785A (en) | 1988-12-31 |
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