TWI281131B - Dual status magnetic field EAS device - Google Patents
Dual status magnetic field EAS device Download PDFInfo
- Publication number
- TWI281131B TWI281131B TW091108977A TW91108977A TWI281131B TW I281131 B TWI281131 B TW I281131B TW 091108977 A TW091108977 A TW 091108977A TW 91108977 A TW91108977 A TW 91108977A TW I281131 B TWI281131 B TW I281131B
- Authority
- TW
- Taiwan
- Prior art keywords
- coil
- magnetic field
- eas
- magnetic
- mark
- Prior art date
Links
- 230000009977 dual effect Effects 0.000 title description 3
- 239000003550 marker Substances 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000003213 activating effect Effects 0.000 abstract description 4
- 239000003990 capacitor Substances 0.000 description 13
- 230000000903 blocking effect Effects 0.000 description 10
- 230000004888 barrier function Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001976 improved effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 208000034656 Contusions Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- UPKIHOQVIBBESY-UHFFFAOYSA-N magnesium;carbanide Chemical compound [CH3-].[CH3-].[Mg+2] UPKIHOQVIBBESY-UHFFFAOYSA-N 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 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
- G08B13/2405—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 characterised by the tag technology used
- G08B13/2408—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 characterised by the tag technology used using ferromagnetic tags
- G08B13/2411—Tag deactivation
-
- 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
- G08B13/2405—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 characterised by the tag technology used
- G08B13/2414—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 characterised by the tag technology used using inductive tags
- G08B13/2417—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 characterised by the tag technology used using inductive tags having a radio frequency identification chip
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/882,790 US6778087B2 (en) | 2001-06-15 | 2001-06-15 | Dual axis magnetic field EAS device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWI281131B true TWI281131B (en) | 2007-05-11 |
Family
ID=25381336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW091108977A TWI281131B (en) | 2001-06-15 | 2002-04-30 | Dual status magnetic field EAS device |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6778087B2 (enExample) |
| EP (1) | EP1399901B1 (enExample) |
| JP (2) | JP2004537789A (enExample) |
| CN (1) | CN1332363C (enExample) |
| AR (1) | AR033626A1 (enExample) |
| AT (1) | ATE311643T1 (enExample) |
| AU (1) | AU2002307232B2 (enExample) |
| BR (1) | BR0210288A (enExample) |
| CA (1) | CA2448272A1 (enExample) |
| DE (1) | DE60207719T2 (enExample) |
| TW (1) | TWI281131B (enExample) |
| WO (1) | WO2002103650A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI675188B (zh) * | 2014-08-27 | 2019-10-21 | 美商3M新設資產公司 | 含質量散佈通道之磁力共振器感測器 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6696951B2 (en) | 2001-06-13 | 2004-02-24 | 3M Innovative Properties Company | Field creation in a magnetic electronic article surveillance system |
| US6778087B2 (en) * | 2001-06-15 | 2004-08-17 | 3M Innovative Properties Company | Dual axis magnetic field EAS device |
| US6783072B2 (en) * | 2002-02-01 | 2004-08-31 | Psc Scanning, Inc. | Combined data reader and electronic article surveillance (EAS) system |
| EP1513168B1 (de) * | 2003-09-02 | 2017-03-08 | Albert Maurer | Verfahren und Vorrichtung zum Magnetisieren eines Magnetsystems |
| US7352084B2 (en) * | 2004-08-11 | 2008-04-01 | Sensormatic Electronics Corporation | Deactivator using inductive charging |
| US7619527B2 (en) * | 2005-02-08 | 2009-11-17 | Datalogic Scanning, Inc. | Integrated data reader and electronic article surveillance (EAS) system |
| JP2010020685A (ja) * | 2008-07-14 | 2010-01-28 | Sanden Corp | Ｒｆｉｄタグ用アンテナ装置 |
| ES2393235T3 (es) * | 2009-12-16 | 2012-12-19 | Groz-Beckert Kg | Dispositivo de montaje para la fabricación de un revestimiento de todo acero |
| EP2336406B1 (de) | 2009-12-16 | 2015-02-18 | Groz-Beckert KG | Aufziehvorrichtung für Ganzstahlgarnituren |
| US8890693B2 (en) | 2012-03-30 | 2014-11-18 | W G Security Products | Method and apparatus to deactivate EAS markers |
| WO2013163332A1 (en) * | 2012-04-24 | 2013-10-31 | Universal Surveillance Systems, Llc | Electronic article surveillance |
| US20140159856A1 (en) * | 2012-12-12 | 2014-06-12 | Thorsten Meyer | Sensor hierarchy |
| USD734336S1 (en) | 2013-08-09 | 2015-07-14 | Datalogic Ip Tech S.R.L. | Coded information reader |
| US9665848B1 (en) * | 2015-11-30 | 2017-05-30 | O-Ring Sales & Service, Inc. | Inventory management system and method of use |
| USD804482S1 (en) | 2016-03-15 | 2017-12-05 | Symbol Technologies, Llc | Data capture device |
| US12009915B2 (en) | 2021-01-29 | 2024-06-11 | Eagle Technology, Llc | Compact receiver system with antijam and antispoof capability |
| US11502414B2 (en) | 2021-01-29 | 2022-11-15 | Eagle Technology, Llc | Microstrip patch antenna system having adjustable radiation pattern shapes and related method |
Family Cites Families (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3765007A (en) | 1969-07-11 | 1973-10-09 | Minnesota Mining & Mfg | Method and apparatus for detecting at a distance the status and identity of objects |
| DE3244431A1 (de) | 1982-12-01 | 1984-06-07 | Rheinmetall GmbH, 4000 Düsseldorf | Vorrichtung zur deaktivierung eines magnetisierbare schichten enthaltenden sicherungsstreifens |
| US4665387A (en) | 1983-07-13 | 1987-05-12 | Knogo Corporation | Method and apparatus for target deactivation and reactivation in article surveillance systems |
| US4673923A (en) | 1986-05-19 | 1987-06-16 | Checkpoint Systems, Inc. | Article surveillance using reactivatable resonant tags |
| EP0287905B1 (de) | 1987-04-23 | 1993-03-03 | Actron Entwicklungs AG | Verfahren zum Deaktivieren einer Resonanzetikette und Schaltungsanordnung zur Durchführung des Verfahrens |
| US5059951A (en) | 1988-11-14 | 1991-10-22 | Checkpoint Systems, Inc. | Method and apparatus for integrated data capture and electronic article surveillance |
| US5257010A (en) | 1990-04-25 | 1993-10-26 | Actron Entwicklungs | Process for the deactivation of a reasonance label and circuit arrangement for the execution of the process |
| ATE147527T1 (de) | 1990-04-25 | 1997-01-15 | Actron Entwicklungs Ag | Verfahren zum deaktivieren einer resonanzetikette und schaltungsanordnung zur durchführung des verfahrens |
| US5126720A (en) * | 1991-01-17 | 1992-06-30 | Knogo Corporation | Method and apparatus for deactivating magnetic targets |
| CH682265A5 (enExample) | 1991-02-12 | 1993-08-13 | Actron Entwicklungs Ag | |
| US7286153B1 (en) | 1991-10-11 | 2007-10-23 | Hitachi, Ltd. | Three-dimensional recording and reproducing apparatus |
| US5473584A (en) * | 1992-01-29 | 1995-12-05 | Matsushita Electric Industrial Co., Ltd. | Recording and reproducing apparatus |
| US5285182A (en) | 1992-09-03 | 1994-02-08 | Minnesota Mining And Manufacturing Company | Desensitizing apparatus for electromagnetic article surveillance system |
| AU7724394A (en) | 1993-09-16 | 1995-04-03 | Knogo Corporation | Device and method for deactivating magnetic security strips |
| EP0749621B1 (en) | 1994-03-10 | 1998-07-15 | Minnesota Mining And Manufacturing Company | Deactivating device for magnetic markers in an electronic article surveillance system |
| CA2148749A1 (en) | 1994-08-30 | 1996-03-01 | Joerg W. Zschirnt | Apparatus for deactivation of electronic article surveillance tags |
| US5534836A (en) | 1994-11-28 | 1996-07-09 | Sensormatic Electronics Corporation | Deactivator for theft-deterrent markers |
| US5777884A (en) | 1995-10-16 | 1998-07-07 | Minnesota Mining And Manufacturing Company | Article inventory tracking and control system |
| US5818336A (en) | 1996-01-04 | 1998-10-06 | Skywire, Llp | Drop box inventory monitoring and control system |
| US5625339A (en) | 1996-01-08 | 1997-04-29 | Minnesota Mining And Manufacturing Company | Apparatus for changing the status of magnetic markers in an electronic article surveillance system |
| US5699047A (en) | 1996-01-19 | 1997-12-16 | Minnesota Mining And Manufacturing Co. | Electronic article surveillance markers for direct application to optically recorded media |
| US5781111A (en) * | 1996-09-26 | 1998-07-14 | Sensormatic Electronics Corporation | Apparatus for deactivation of electronic article surveillance tags |
| US5990794A (en) | 1996-09-26 | 1999-11-23 | Sensormatic Electronics Corporation | Apparatus for data communication and deactivation of electronic article surveillance tags |
| US5705986A (en) | 1996-09-26 | 1998-01-06 | Sensormatic Electronic Corporation | Method of and apparatus for automatic deactivation of electronic article surveillance tags |
| US5867101A (en) | 1997-02-03 | 1999-02-02 | Sensormatic Electronics Corporation | Multi-phase mode multiple coil distance deactivator for magnetomechanical EAS markers |
| US6111507A (en) | 1997-02-03 | 2000-08-29 | Sensormatic Electronics Corporation | Energizing circuit for EAS marker deactivation device |
| US5917412A (en) * | 1997-05-21 | 1999-06-29 | Sensormatic Electronics Corporation | Deactivation device with biplanar deactivation |
| US6002335A (en) | 1998-02-18 | 1999-12-14 | 3M Innovative Properties Company | Small magnet resensitizer apparatus for use with article surveillance systems |
| US6011474A (en) | 1998-04-28 | 2000-01-04 | Sensormatic Electronics Corporation | Multiple-use deactivation device for electronic article surveillance markers |
| ATE466349T1 (de) | 1998-08-14 | 2010-05-15 | 3M Innovative Properties Co | Rfid-leser |
| JP2000082277A (ja) | 1998-09-04 | 2000-03-21 | Sony Corp | 記録媒体対応装置 |
| US6201474B1 (en) | 1998-10-21 | 2001-03-13 | Intermec Ip Corp. | Magnetic tape storage media having RFID transponders |
| FR2793066B1 (fr) | 1999-04-28 | 2001-10-12 | Braillon Magnetique Sa | Procede et dispositif pour la demagnetisation de produits de faible epaisseur |
| US6169483B1 (en) * | 1999-05-04 | 2001-01-02 | Sensormatic Electronics Corporation | Self-checkout/self-check-in RFID and electronics article surveillance system |
| US6778087B2 (en) * | 2001-06-15 | 2004-08-17 | 3M Innovative Properties Company | Dual axis magnetic field EAS device |
-
2001
- 2001-06-15 US US09/882,790 patent/US6778087B2/en not_active Expired - Fee Related
-
2002
- 2002-04-09 AT AT02780746T patent/ATE311643T1/de not_active IP Right Cessation
- 2002-04-09 CN CNB028144937A patent/CN1332363C/zh not_active Expired - Fee Related
- 2002-04-09 EP EP02780746A patent/EP1399901B1/en not_active Expired - Lifetime
- 2002-04-09 JP JP2003505890A patent/JP2004537789A/ja not_active Withdrawn
- 2002-04-09 BR BR0210288-9A patent/BR0210288A/pt not_active IP Right Cessation
- 2002-04-09 DE DE60207719T patent/DE60207719T2/de not_active Expired - Lifetime
- 2002-04-09 AU AU2002307232A patent/AU2002307232B2/en not_active Ceased
- 2002-04-09 WO PCT/US2002/011243 patent/WO2002103650A1/en not_active Ceased
- 2002-04-09 CA CA002448272A patent/CA2448272A1/en not_active Abandoned
- 2002-04-30 TW TW091108977A patent/TWI281131B/zh not_active IP Right Cessation
- 2002-05-06 AR ARP020101648A patent/AR033626A1/es active IP Right Grant
-
2008
- 2008-04-03 JP JP2008097357A patent/JP2008181562A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI675188B (zh) * | 2014-08-27 | 2019-10-21 | 美商3M新設資產公司 | 含質量散佈通道之磁力共振器感測器 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1332363C (zh) | 2007-08-15 |
| WO2002103650A1 (en) | 2002-12-27 |
| JP2004537789A (ja) | 2004-12-16 |
| US6778087B2 (en) | 2004-08-17 |
| BR0210288A (pt) | 2005-04-19 |
| CN1533558A (zh) | 2004-09-29 |
| EP1399901B1 (en) | 2005-11-30 |
| DE60207719D1 (de) | 2006-01-05 |
| ATE311643T1 (de) | 2005-12-15 |
| CA2448272A1 (en) | 2002-12-27 |
| AU2002307232B2 (en) | 2007-01-25 |
| AR033626A1 (es) | 2003-12-26 |
| JP2008181562A (ja) | 2008-08-07 |
| DE60207719T2 (de) | 2006-07-06 |
| US20030001740A1 (en) | 2003-01-02 |
| HK1063677A1 (en) | 2005-01-07 |
| EP1399901A1 (en) | 2004-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |