DE2035356C3 - Einrichtung zum Erfassen der Anwesenheit eines hochpermeablen, ferromagnetischen, länglichen Markierungselementes in einer Abfragezone - Google Patents
Einrichtung zum Erfassen der Anwesenheit eines hochpermeablen, ferromagnetischen, länglichen Markierungselementes in einer AbfragezoneInfo
- Publication number
- DE2035356C3 DE2035356C3 DE19702035356 DE2035356A DE2035356C3 DE 2035356 C3 DE2035356 C3 DE 2035356C3 DE 19702035356 DE19702035356 DE 19702035356 DE 2035356 A DE2035356 A DE 2035356A DE 2035356 C3 DE2035356 C3 DE 2035356C3
- Authority
- DE
- Germany
- Prior art keywords
- field
- marking element
- signal
- coil
- zone
- 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
- 230000005294 ferromagnetic effect Effects 0.000 title claims description 5
- 230000005291 magnetic effect Effects 0.000 claims description 56
- 239000013598 vector Substances 0.000 claims description 24
- 230000005415 magnetization Effects 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 16
- 230000005672 electromagnetic field Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 description 57
- 239000003990 capacitor Substances 0.000 description 27
- 229910052751 metal Inorganic materials 0.000 description 25
- 239000002184 metal Substances 0.000 description 25
- 238000012544 monitoring process Methods 0.000 description 15
- 238000004804 winding Methods 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 13
- 230000004907 flux Effects 0.000 description 11
- 239000003550 marker Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 8
- 230000001939 inductive effect Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 7
- 238000012806 monitoring device Methods 0.000 description 7
- 229910000889 permalloy Inorganic materials 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000012811 non-conductive material Substances 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000875 corresponding effect Effects 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
- 230000007423 decrease Effects 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000010615 ring circuit Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 241000251730 Chondrichthyes Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000000586 desensitisation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000001034 iron oxide pigment Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000005417 remagnetization Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
- G08B13/2468—Antenna in system and the related signal processing
- G08B13/2477—Antenna or antenna activator circuit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2428—Tag details
- G08B13/2437—Tag layered structure, processes for making layered tags
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2428—Tag details
- G08B13/2437—Tag layered structure, processes for making layered tags
- G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
- G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
- G08B13/2468—Antenna in system and the related signal processing
- G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Security & Cryptography (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84097369A | 1969-07-11 | 1969-07-11 | |
| US88587469A | 1969-12-17 | 1969-12-17 | |
| US5084070A | 1970-06-29 | 1970-06-29 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2035356A1 DE2035356A1 (de) | 1971-02-04 |
| DE2035356B2 DE2035356B2 (de) | 1977-06-08 |
| DE2035356C3 true DE2035356C3 (de) | 1984-06-28 |
Family
ID=27367841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702035356 Expired DE2035356C3 (de) | 1969-07-11 | 1970-07-10 | Einrichtung zum Erfassen der Anwesenheit eines hochpermeablen, ferromagnetischen, länglichen Markierungselementes in einer Abfragezone |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS511400B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2035356C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2055019A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1330481A (enrdf_load_stackoverflow) |
| HK (1) | HK36077A (enrdf_load_stackoverflow) |
| NL (2) | NL177945C (enrdf_load_stackoverflow) |
| SE (1) | SE377387B (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2161773B1 (enrdf_load_stackoverflow) * | 1971-11-29 | 1975-08-29 | See International | |
| US4134538A (en) * | 1976-03-18 | 1979-01-16 | La Societe Metalimphy | Process and apparatus for identification of objects |
| NL7708012A (nl) * | 1977-07-19 | 1979-01-23 | Nedap Nv | Detectiestelsel. |
| GB2247381B (en) * | 1987-08-28 | 1992-08-05 | Sensormatic Electronics Corp | An electronic article surveillance system |
| US5541577A (en) * | 1995-05-26 | 1996-07-30 | Consolidated Graphic Materials, Inc. | Electromagnetic asset protection system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR763681A (fr) * | 1933-11-10 | 1934-05-04 | Procédé de repérage des objets par modification d'un champ magnétique | |
| US3292080A (en) * | 1964-11-23 | 1966-12-13 | Emmanuel M Trikilis | System and method for preventing pilferage by detection of magnetic fields |
| US3500373A (en) | 1966-05-06 | 1970-03-10 | Nat Bank Of North America The | Method and apparatus for article theft detection |
-
1970
- 1970-07-10 DE DE19702035356 patent/DE2035356C3/de not_active Expired
- 1970-07-10 SE SE964570A patent/SE377387B/xx unknown
- 1970-07-10 NL NL7010224A patent/NL177945C/xx not_active IP Right Cessation
- 1970-07-10 GB GB3368870A patent/GB1330481A/en not_active Expired
- 1970-07-10 FR FR7025727A patent/FR2055019A5/fr not_active Expired
- 1970-07-10 JP JP45060009A patent/JPS511400B1/ja active Pending
-
1977
- 1977-07-07 HK HK36077A patent/HK36077A/xx unknown
-
1984
- 1984-05-28 NL NL8401703A patent/NL180359C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7010224A (enrdf_load_stackoverflow) | 1971-01-13 |
| NL177945B (nl) | 1985-07-16 |
| HK36077A (en) | 1977-07-15 |
| SE377387B (enrdf_load_stackoverflow) | 1975-06-30 |
| FR2055019A5 (enrdf_load_stackoverflow) | 1971-05-07 |
| NL8401703A (nl) | 1984-09-03 |
| DE2035356B2 (de) | 1977-06-08 |
| NL180359C (nl) | 1987-02-02 |
| GB1330481A (en) | 1973-09-19 |
| DE2035356A1 (de) | 1971-02-04 |
| NL177945C (nl) | 1985-12-16 |
| JPS511400B1 (enrdf_load_stackoverflow) | 1976-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2737129C3 (de) | Vorrichtung zur Ermittlung eines sich innerhalb eines Überwachungsbereichs befindlichen Gegenstandes | |
| DE2820166C3 (de) | Vorrichtung und Verfahren zum Entdecken des unerlaubten Vorbeiführens von Waren | |
| DE3235434C2 (de) | Verfahren und Vorrichtung zum Erfassen einer Ware beim Heraustransport aus einer Überwachungszone | |
| DE3139354C2 (enrdf_load_stackoverflow) | ||
| EP0226812B1 (de) | Deaktivierbares Sicherungsetikett für Diebstahlsicherungssysteme | |
| DE2804692A1 (de) | Magnetanzeigeeinrichtung | |
| DE2149371A1 (de) | Anordnung zur Erfassung bestimmter Klassen von Metallgegenstaenden | |
| DE3741780A1 (de) | Magnetisches diebstahl- bzw. einbruch-sicherungssystem sowie hierfuer geeignetes sensor-metallelement | |
| DE4015779A1 (de) | Verfahren zur verwendung mit einem dazu passenden ueberwachungssystem fuer gegenstaende zur feststellung und magnetisierung eines magnetischen markierungselements und vorrichtung zur durchfuehrung des verfahrens | |
| DE2726370C2 (de) | Meßverfahren und Meßeinrichtung zur Bestimmung der Homogenität von Magnetdispersionen | |
| DE2035356C3 (de) | Einrichtung zum Erfassen der Anwesenheit eines hochpermeablen, ferromagnetischen, länglichen Markierungselementes in einer Abfragezone | |
| DE3703561C2 (enrdf_load_stackoverflow) | ||
| DE2731436A1 (de) | Verfahren und vorrichtung zur richtungsanzeige einer quelle magnetischen flusses | |
| DE60207632T2 (de) | Detektionswandler für einen Differentialschutz und mit einem solchen Wandler versehene Schutzeinrichtung | |
| DE2654211C2 (de) | Einrichtung zur Bereitstellung eines digitalen Ausgangssignals, das die Sequenz eines Paares bzw. von drei oder mehreren Eingangssignalen angibt, die um einen Bezugswert wechselnde Signalwerte haben | |
| DE2065827C3 (de) | Einrichtung zum Erzeugen einer Anzahl elektromagnetischer Felder in einer Abfragezone | |
| DE2065828C3 (de) | Markierungselement hoher magnetischer Permeabilität zur Gegenstandserfassung durch Erzeugung von Harmonischen bei Abfrage durch ein magnetisches Wechselfeld | |
| DE3737774C2 (enrdf_load_stackoverflow) | ||
| DE2124179C3 (de) | Schutzeinrichtung zum Feststellen von Erdschluß-Leckströmen | |
| DE3015811A1 (de) | Verfahren zum deaktivieren eines sicherungsstreifens sowie deaktivator und sicherungsstreifen | |
| DE2066151C2 (de) | Markierungselement zur Verwendung in einer Einrichtung zum Erfassen eines Gegenstandes in einer Abfragezone | |
| DE2124178B2 (de) | Schutzeinrichtung zum feststellen von erdschluss-leckstroemen | |
| DE322252C (de) | Verfahren zum Erhoehen der Empfindlichkeit besonders von solchen magnetischen Instrumenten und Apparaten, deren Wirkung von der Permeabilitaet von weichem Eisen oder aehnlichem magnetischen Material abhaengt | |
| DE69737182T2 (de) | Vorrichtung zur Fehlererkennung und Messung an elektrischen Versorgungsleitungen | |
| DE2709522A1 (de) | Diebstahlschutz-alarmanlage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| AH | Division in |
Ref country code: DE Ref document number: 2065828 Format of ref document f/p: P |
|
| AH | Division in |
Ref country code: DE Ref document number: 2065827 Format of ref document f/p: P |