NL9002120A - Pulsdeactivator. - Google Patents
Pulsdeactivator. Download PDFInfo
- Publication number
- NL9002120A NL9002120A NL9002120A NL9002120A NL9002120A NL 9002120 A NL9002120 A NL 9002120A NL 9002120 A NL9002120 A NL 9002120A NL 9002120 A NL9002120 A NL 9002120A NL 9002120 A NL9002120 A NL 9002120A
- Authority
- NL
- Netherlands
- Prior art keywords
- energy
- resonant frequency
- antenna
- deactivator
- voltage
- Prior art date
Links
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
- G08B13/2414—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
- G08B13/242—Tag deactivation
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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9002120A NL9002120A (nl) | 1990-09-28 | 1990-09-28 | Pulsdeactivator. |
EP91202536A EP0478092B1 (de) | 1990-09-28 | 1991-09-30 | Deaktivierungsvorrichtung |
DE69116489T DE69116489T2 (de) | 1990-09-28 | 1991-09-30 | Deaktivierungsvorrichtung |
US07/766,922 US5254974A (en) | 1990-09-28 | 1991-09-30 | Deactivating device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9002120A NL9002120A (nl) | 1990-09-28 | 1990-09-28 | Pulsdeactivator. |
NL9002120 | 1990-09-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL9002120A true NL9002120A (nl) | 1992-04-16 |
Family
ID=19857739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL9002120A NL9002120A (nl) | 1990-09-28 | 1990-09-28 | Pulsdeactivator. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5254974A (de) |
EP (1) | EP0478092B1 (de) |
DE (1) | DE69116489T2 (de) |
NL (1) | NL9002120A (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6208195B1 (en) | 1991-03-18 | 2001-03-27 | Integrated Device Technology, Inc. | Fast transmission gate switch |
WO1992016998A1 (en) | 1991-03-18 | 1992-10-01 | Quality Semiconductor, Inc. | Fast transmission gate switch |
NL9201270A (nl) * | 1992-07-15 | 1994-02-01 | Nedap Nv | Antiwinkeldiefstal-antenne met draaiveld. |
DE69406942T2 (de) * | 1993-09-16 | 1998-03-19 | Quality Semiconductor Inc | Abtastprüfungsschaltung mit schnellem übertragungsgateschalter |
US5781111A (en) * | 1996-09-26 | 1998-07-14 | Sensormatic Electronics Corporation | Apparatus for deactivation of electronic article surveillance tags |
US5907465A (en) * | 1998-08-13 | 1999-05-25 | Sensormatic Electronics Corporation | Circuit for energizing EAS marker deactivation device with DC pulses of alternating polarity |
US7151455B2 (en) | 2004-04-30 | 2006-12-19 | Kimberly-Clark Worldwide, Inc. | Activating a data tag by load or orientation or user control |
US7336183B2 (en) | 2004-04-30 | 2008-02-26 | Kimberly-Clark Worldwide, Inc. | Decommissioning an electronic data tag |
US7948381B2 (en) | 2004-04-30 | 2011-05-24 | Binforma Group Limited Liability Company | Reversibly deactivating a radio frequency identification data tag |
US7098794B2 (en) | 2004-04-30 | 2006-08-29 | Kimberly-Clark Worldwide, Inc. | Deactivating a data tag for user privacy or tamper-evident packaging |
DE102004030229A1 (de) * | 2004-06-23 | 2006-01-19 | Infineon Technologies Ag | Funkabfragbarer Datenträger |
US8452868B2 (en) | 2009-09-21 | 2013-05-28 | Checkpoint Systems, Inc. | Retail product tracking system, method, and apparatus |
US8508367B2 (en) | 2009-09-21 | 2013-08-13 | Checkpoint Systems, Inc. | Configurable monitoring device |
GB2476050B (en) * | 2009-12-08 | 2013-11-13 | Redcliffe Magtronics Ltd | Tag detector |
FR3009625B1 (fr) * | 2013-08-06 | 2017-01-06 | Valotec | Dispositif de localisation d'un ou plusieurs elements mobiles dans une zone predeterminee, et procede mis en œuvre dans un tel dispositif |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH673722C1 (en) * | 1982-05-10 | 1994-08-31 | Lichtblau G J | Resonant tag and deactivator for elrctronic security system |
US4498076A (en) * | 1982-05-10 | 1985-02-05 | Lichtblau G J | Resonant tag and deactivator for use in an electronic security system |
US4728938A (en) * | 1986-01-10 | 1988-03-01 | Checkpoint Systems, Inc. | Security tag deactivation system |
ATE86403T1 (de) * | 1987-04-23 | 1993-03-15 | Actron Entwicklungs Ag | Verfahren zum deaktivieren einer resonanzetikette und schaltungsanordnung zur durchfuehrung des verfahrens. |
DE3741780A1 (de) * | 1987-12-10 | 1989-06-29 | Karl Harms Handels Gmbh & Co K | Magnetisches diebstahl- bzw. einbruch-sicherungssystem sowie hierfuer geeignetes sensor-metallelement |
NL8802914A (nl) * | 1988-11-28 | 1990-06-18 | Nedap Nv | Antenneconfiguratie voor twee frequenties. |
NL9000186A (nl) * | 1990-01-25 | 1991-08-16 | Nedap Nv | Deactiveerinrichting. |
-
1990
- 1990-09-28 NL NL9002120A patent/NL9002120A/nl not_active Application Discontinuation
-
1991
- 1991-09-30 EP EP91202536A patent/EP0478092B1/de not_active Expired - Lifetime
- 1991-09-30 US US07/766,922 patent/US5254974A/en not_active Expired - Fee Related
- 1991-09-30 DE DE69116489T patent/DE69116489T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5254974A (en) | 1993-10-19 |
EP0478092B1 (de) | 1996-01-17 |
DE69116489D1 (de) | 1996-02-29 |
EP0478092A1 (de) | 1992-04-01 |
DE69116489T2 (de) | 1996-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
BV | The patent application has lapsed |