CA2319237C - Marqueurs ou etiquettes magnetiques - Google Patents
Marqueurs ou etiquettes magnetiques Download PDFInfo
- Publication number
- CA2319237C CA2319237C CA002319237A CA2319237A CA2319237C CA 2319237 C CA2319237 C CA 2319237C CA 002319237 A CA002319237 A CA 002319237A CA 2319237 A CA2319237 A CA 2319237A CA 2319237 C CA2319237 C CA 2319237C
- Authority
- CA
- Canada
- Prior art keywords
- magnetic
- tag
- field
- coils
- magnetically active
- 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
- 239000003550 marker Substances 0.000 claims abstract description 32
- 239000010409 thin film Substances 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 238000003491 array Methods 0.000 claims abstract description 5
- 239000000289 melt material Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 description 41
- 238000000034 method Methods 0.000 description 15
- 230000035699 permeability Effects 0.000 description 15
- 239000000523 sample Substances 0.000 description 10
- 239000011888 foil Substances 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 230000004044 response Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 239000011149 active material Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 238000002372 labelling Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011165 process development Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Geophysics And Detection Of Objects (AREA)
- Burglar Alarm Systems (AREA)
- Near-Field Transmission Systems (AREA)
- Thin Magnetic Films (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9506909.2A GB9506909D0 (en) | 1995-04-04 | 1995-04-04 | Spatial magnetic interrogation system |
| GB9506909.2 | 1995-04-04 | ||
| CA002217762A CA2217762C (fr) | 1995-04-04 | 1996-04-03 | Interrogation spatiale magnetique |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002217762A Division CA2217762C (fr) | 1995-04-04 | 1996-04-03 | Interrogation spatiale magnetique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2319237A1 CA2319237A1 (fr) | 1996-10-10 |
| CA2319237C true CA2319237C (fr) | 2005-10-11 |
Family
ID=25679703
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002319237A Expired - Fee Related CA2319237C (fr) | 1995-04-04 | 1996-04-03 | Marqueurs ou etiquettes magnetiques |
| CA002320670A Expired - Fee Related CA2320670C (fr) | 1995-04-04 | 1996-04-03 | Appareil pour interroger des etiquettes mangnetiques |
| CA002320669A Expired - Fee Related CA2320669C (fr) | 1995-04-04 | 1996-04-03 | Dispositif de lecture d'etiquettes magnetiques |
| CA002319238A Expired - Fee Related CA2319238C (fr) | 1995-04-04 | 1996-04-03 | Codage magnetique d'articles |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002320670A Expired - Fee Related CA2320670C (fr) | 1995-04-04 | 1996-04-03 | Appareil pour interroger des etiquettes mangnetiques |
| CA002320669A Expired - Fee Related CA2320669C (fr) | 1995-04-04 | 1996-04-03 | Dispositif de lecture d'etiquettes magnetiques |
| CA002319238A Expired - Fee Related CA2319238C (fr) | 1995-04-04 | 1996-04-03 | Codage magnetique d'articles |
Country Status (1)
| Country | Link |
|---|---|
| CA (4) | CA2319237C (fr) |
-
1996
- 1996-04-03 CA CA002319237A patent/CA2319237C/fr not_active Expired - Fee Related
- 1996-04-03 CA CA002320670A patent/CA2320670C/fr not_active Expired - Fee Related
- 1996-04-03 CA CA002320669A patent/CA2320669C/fr not_active Expired - Fee Related
- 1996-04-03 CA CA002319238A patent/CA2319238C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2320670A1 (fr) | 1996-10-10 |
| CA2319237A1 (fr) | 1996-10-10 |
| CA2319238C (fr) | 2005-06-07 |
| CA2320669C (fr) | 2005-10-04 |
| CA2320670C (fr) | 2005-01-04 |
| CA2320669A1 (fr) | 1996-10-10 |
| CA2319238A1 (fr) | 1996-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU716803B2 (en) | Spatial magnetic interrogation | |
| US5821859A (en) | Concealed magnetic ID code and antitheft tag | |
| RU2183033C2 (ru) | Усовершенствования, относящиеся к магнитным ярлыкам или маркерам | |
| US5736929A (en) | System for concealed serialization utilizing a soft magnetic antitheft element | |
| US7123129B1 (en) | Modulation of the resonant frequency of a circuit using an energy field | |
| GB2322049A (en) | Magnetic Tags | |
| AU5436500A (en) | A tag for electronic article identification, a method for encoding an identity code into such a tag, and an apparatus for the identification thereof | |
| CA2319237C (fr) | Marqueurs ou etiquettes magnetiques | |
| AU738819B2 (en) | Magnetic coding of articles | |
| AU738801B2 (en) | Magnetic coding of articles | |
| AU738833B2 (en) | Apparatus for interrogating magnetic tags | |
| US7532123B2 (en) | Magnetic tagging | |
| JPH11306275A (ja) | 識別機能を有する物品およびその識別方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |