BR9504294A - Sistema de segurança eletrônica de artigos - Google Patents

Sistema de segurança eletrônica de artigos

Info

Publication number: BR9504294A
Authority: BR; Brazil
Prior art keywords: security system; electronic article; article security; electronic; security
Prior art date: 1994-10-06

Application number

BR9504294A

Other languages

English (en)

Inventor

Brent Balch

Dave Roberson

Original Assignee

Sensormatic Electronics Corp

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.)

1994-10-06

Filing date

1995-10-05

Publication date

1996-10-01

1995-10-05 Application filed by Sensormatic Electronics Corp filed Critical Sensormatic Electronics Corp

1996-10-01 Publication of BR9504294A publication Critical patent/BR9504294A/pt

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

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Signal Processing (AREA)
Automation & Control Theory (AREA)
Computer Security & Cryptography (AREA)
Electromagnetism (AREA)
General Physics & Mathematics (AREA)
Burglar Alarm Systems (AREA)
Near-Field Transmission Systems (AREA)

BR9504294A 1994-10-06 1995-10-05 Sistema de segurança eletrônica de artigos BR9504294A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/319,263 US5512878A (en)	1994-10-06	1994-10-06	Pulsed electronic article surveillance systems

Publications (1)

Publication Number	Publication Date
BR9504294A true BR9504294A (pt)	1996-10-01

Family

ID=23241527

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9504294A BR9504294A (pt)	1994-10-06	1995-10-05	Sistema de segurança eletrônica de artigos

Country Status (6)

Country	Link
US (1)	US5512878A (pt)
EP (1)	EP0706157B1 (pt)
JP (1)	JPH08124046A (pt)
BR (1)	BR9504294A (pt)
CA (1)	CA2151671C (pt)
DE (1)	DE69517275T2 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2741980B1 (fr) *	1995-12-01	1998-01-23	Pierre Raimbault	Procede de mise en phase d'etiquettes electroniques station d'interrogation et etiquette electronique pour sa mise en oeuvre
US5942977A (en) *	1997-08-13	1999-08-24	Ludwig Kipp	Radio transponder
ITAR20000040A1 (it) *	2000-09-08	2002-03-08	Alessandro Manneschi	Trasduttore lettore di transponder per il controllo dei passaggi
US6750768B2 (en) *	2002-04-15	2004-06-15	Wg Security Products, Inc.	EAS system employing pseudorandom coding system and method
US6753821B2 (en) *	2002-04-22	2004-06-22	Wg Security Products, Inc.	Method and arrangement of antenna system of EAS
US7075304B2 (en) *	2003-10-01	2006-07-11	The Johns Hopkins University	Variable damping induction coil for metal detection
US8450997B2 (en) *	2009-04-28	2013-05-28	Brown University	Electromagnetic position and orientation sensing system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8701565A (nl) *	1987-07-03	1989-02-01	Nedap Nv	Identificatiesysteem met twee werkingsmodes.
US5121103A (en) *	1988-07-29	1992-06-09	Knogo Corporation	Load isolated article surveillance system and antenna assembly
US5103209A (en) *	1989-01-09	1992-04-07	Checkpoint Systems, Inc.	Electronic article surveillance system with improved differentiation
GB9004431D0 (en) *	1990-02-28	1990-04-25	Scient Generics Ltd	Detection system for security systems
US5300922A (en) *	1990-05-29	1994-04-05	Sensormatic Electronics Corporation	Swept frequency electronic article surveillance system having enhanced facility for tag signal detection
US5266926A (en) *	1991-05-31	1993-11-30	Avid Marketing, Inc.	Signal transmission and tag power consumption measurement circuit for an inductive reader
US5239696A (en) *	1991-10-15	1993-08-24	Sensormatic Electronics Corporation	Linear power amplifier utilizing current feedback
US5304983A (en) *	1991-12-04	1994-04-19	Knogo Corporation	Multiple pulse responder and detection system and method of making and using same
US5373301A (en) *	1993-01-04	1994-12-13	Checkpoint Systems, Inc.	Transmit and receive antenna having angled crossover elements
US5353011A (en) *	1993-01-04	1994-10-04	Checkpoint Systems, Inc.	Electronic article security system with digital signal processing and increased detection range

1994
- 1994-10-06 US US08/319,263 patent/US5512878A/en not_active Expired - Lifetime
1995
- 1995-06-13 CA CA002151671A patent/CA2151671C/en not_active Expired - Fee Related
- 1995-07-14 DE DE69517275T patent/DE69517275T2/de not_active Expired - Fee Related
- 1995-07-14 EP EP95111028A patent/EP0706157B1/en not_active Expired - Lifetime
- 1995-09-25 JP JP7270539A patent/JPH08124046A/ja active Pending
- 1995-10-05 BR BR9504294A patent/BR9504294A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
US5512878A (en)	1996-04-30
CA2151671A1 (en)	1996-04-07
DE69517275D1 (de)	2000-07-06
CA2151671C (en)	2007-02-27
JPH08124046A (ja)	1996-05-17
DE69517275T2 (de)	2000-11-30
EP0706157B1 (en)	2000-05-31
EP0706157A1 (en)	1996-04-10

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Legal Events

Date	Code	Title	Description
2000-12-12	EG	Technical examination (opinion): publication of technical examination (opinion)
2001-01-02	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
2001-01-02	HKEG	Application refused (deleted)
2001-10-02	FF	Decision: intention to grant
2002-04-16	FG9A	Patent or certificate of addition granted
2010-04-13	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE A 13A E 14A ANUIDADES.
2013-08-13	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2049 DE 13 - 04 - 2010 E COMPROVAR RECOLHIMENTO DA 15A , 16A, 17A E 18A ANUIDADES.