JP2910873B2 - 共振ラベルの非活性化方法及びそれを実行するための回路装置 - Google Patents

共振ラベルの非活性化方法及びそれを実行するための回路装置

Info

Publication number
JP2910873B2
JP2910873B2 JP3191330A JP19133091A JP2910873B2 JP 2910873 B2 JP2910873 B2 JP 2910873B2 JP 3191330 A JP3191330 A JP 3191330A JP 19133091 A JP19133091 A JP 19133091A JP 2910873 B2 JP2910873 B2 JP 2910873B2
Authority
JP
Japan
Prior art keywords
circuit
pulse
pulses
burst
circuit device
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
Application number
JP3191330A
Other languages
English (en)
Japanese (ja)
Other versions
JPH04229394A (ja
Inventor
ジュルゲン レデール
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AKUTORON ENTOITSUKURUNGUSU AG
Original Assignee
AKUTORON ENTOITSUKURUNGUSU AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AKUTORON ENTOITSUKURUNGUSU AG filed Critical AKUTORON ENTOITSUKURUNGUSU AG
Publication of JPH04229394A publication Critical patent/JPH04229394A/ja
Application granted granted Critical
Publication of JP2910873B2 publication Critical patent/JP2910873B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Near-Field Transmission Systems (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Discharge Heating (AREA)
JP3191330A 1990-04-25 1991-04-25 共振ラベルの非活性化方法及びそれを実行するための回路装置 Expired - Fee Related JP2910873B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01396/90-8 1990-04-25
CH139690 1990-04-25

Publications (2)

Publication Number Publication Date
JPH04229394A JPH04229394A (ja) 1992-08-18
JP2910873B2 true JP2910873B2 (ja) 1999-06-23

Family

ID=4209450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3191330A Expired - Fee Related JP2910873B2 (ja) 1990-04-25 1991-04-25 共振ラベルの非活性化方法及びそれを実行するための回路装置

Country Status (6)

Country Link
EP (1) EP0454021B1 (da)
JP (1) JP2910873B2 (da)
AT (1) ATE147527T1 (da)
DE (1) DE59108459D1 (da)
DK (1) DK0454021T3 (da)
ES (1) ES2095267T3 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK167829B1 (da) * 1991-11-14 1993-12-20 Poul Richter Joergensen Fremgangsmaade og apparat til aktivering og deaktivering af maerkesedler
NL1002150C2 (nl) * 1996-01-23 1997-07-25 Nedap Nv Deactiveersysteem met verbeterde betrouwbaarheid.
EP1125264B1 (en) * 1998-10-30 2004-02-04 Sensormatic Electronics Corporation Security systems for inhibiting theft of goods from retail stores
US6486782B1 (en) 2000-07-07 2002-11-26 3M Innovative Properties Device for changing the status of dual status magnetic electronic article surveillance markers
US6778087B2 (en) 2001-06-15 2004-08-17 3M Innovative Properties Company Dual axis magnetic field EAS device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599120A (en) * 1978-05-19 1981-09-30 Philips Electronic Associated Detection 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.

Also Published As

Publication number Publication date
EP0454021B1 (de) 1997-01-08
ES2095267T3 (es) 1997-02-16
ATE147527T1 (de) 1997-01-15
JPH04229394A (ja) 1992-08-18
DE59108459D1 (de) 1997-02-20
EP0454021A1 (de) 1991-10-30
DK0454021T3 (da) 1997-06-16

Similar Documents

Publication Publication Date Title
US3810172A (en) Detection system
US4216545A (en) Method and apparatus of communicating emergency signals from a transceiver in a transceiver communication network, particularly for citizen-band emergency use
JP2910873B2 (ja) 共振ラベルの非活性化方法及びそれを実行するための回路装置
EP0206483A2 (en) Security control system
US6825774B1 (en) Device for influencing the operating status of an electronic appliance
JP2575173B2 (ja) 共振ラベルを非作動化する方法と本方法を実施する為の回路配置
JPH07167942A (ja) 送信／受信アンテナ内の残留無線周波数電力を減衰させるための方法並びに装置
US5257010A (en) Process for the deactivation of a reasonance label and circuit arrangement for the execution of the process
EP1369833B1 (en) Improved security system for monitoring the passage of items through defined zones
US7436288B2 (en) Remote control equipment and a control method thereof
EP1157365B1 (en) Article monitoring apparatus and system
US5004999A (en) Extended RF range alarm system
RU2004116919A (ru) Способ и устройство для управления работой электрических приборов
DE69817435T2 (de) Installierung und Überwachung von drahtlosen Sicherheitseinrichtungen mit reduzierter Energie
CA2075991C (en) Security system for surveilling the passage of commodities through defined zones
JP3368223B2 (ja) 無線ｌａｎ装置
EP1719087B1 (en) Method and apparatus for communicating the existence of an emergency situation without uniquely identifying the source of the communication
JP7743482B2 (ja) 同期追跡を備えたネットワーク化された電子的物品監視システム
EP0575175B1 (en) Detection system
JPH0714089A (ja) 無線監視装置および無線監視システム
JPH0746673A (ja) 無線監視装置および無線監視システム
JPH04340195A (ja) 無線警報装置
JPH08340584A (ja) 信号伝送方法及び火災報知設備
JPH05288841A (ja) ワイヤレス位置検出システム
JP2004096562A (ja) 送受信装置

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees