AU3121984A - Microwave anti-theft system - Google Patents

Microwave anti-theft system

Info

Publication number: AU3121984A
Authority: AU; Australia
Prior art keywords: theft system; microwave anti; microwave; theft
Prior art date: 1983-08-01
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.): Granted

Application number

AU31219/84A

Other versions

AU573749B2 (en

Inventor

Philip Fancher

Samuel Sensiper

Harold B Williams

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.)

Zeneca Inc

Original Assignee

ICI Americas Inc

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.)

1983-08-01

Filing date

1984-07-27

Publication date

1985-02-07

1984-07-27 Application filed by ICI Americas Inc filed Critical ICI Americas Inc

1985-02-07 Publication of AU3121984A publication Critical patent/AU3121984A/en

1988-06-23 Application granted granted Critical

1988-06-23 Publication of AU573749B2 publication Critical patent/AU573749B2/en

2004-07-27 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

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
- G08B13/2422—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 acoustic or microwave 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
- G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
- G08B13/2468—Antenna in system and the related signal processing
- G08B13/2471—Antenna signal processing by receiver or emitter
- 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)
Signal Processing (AREA)
Automation & Control Theory (AREA)
Computer Security & Cryptography (AREA)
Electromagnetism (AREA)
General Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Burglar Alarm Systems (AREA)
Radar Systems Or Details Thereof (AREA)

AU31219/84A 1983-08-01 1984-07-27 Microwave anti-theft system Ceased AU573749B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US51939583A	1983-08-01	1983-08-01
US519395		1983-08-01

Publications (2)

Publication Number	Publication Date
AU3121984A true AU3121984A (en)	1985-02-07
AU573749B2 AU573749B2 (en)	1988-06-23

Family

ID=24068144

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU31219/84A Ceased AU573749B2 (en)	1983-08-01	1984-07-27	Microwave anti-theft system

Country Status (9)

Country	Link
EP (1)	EP0135049B1 (en)
JP (1)	JPS60100071A (en)
AR (1)	AR241390A1 (en)
AT (1)	ATE35063T1 (en)
AU (1)	AU573749B2 (en)
BR (1)	BR8403774A (en)
CA (1)	CA1233540A (en)
DE (1)	DE3472019D1 (en)
NZ (1)	NZ209068A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4647910A (en) *	1985-09-17	1987-03-03	Allied Corporation	Selector for AC magnetic inductive field receiver coils
DE4436975B4 (en) *	1994-10-15	2007-10-25	Meto International Gmbh	Method for electronic article surveillance
US7127255B2 (en)	2002-10-01	2006-10-24	Trango Systems, Inc.	Wireless point to multipoint system
KR20060088888A (en) *	2003-09-29	2006-08-07	코닌클리케 필립스 일렉트로닉스 엔.브이.	System, base station, device and method for obtaining quantity
JP2006020083A (en) *	2004-07-01	2006-01-19	Omron Corp	Tag communication antenna, tag communication device, tag communication system, tag communication device scan adjustment method, and scan adjustment program
EP1684247A1 (en) *	2005-01-20	2006-07-26	Inventio Ag	Protection of goods against theft, method for installing such protection and method for protecting goods against theft
US7576655B2 (en) *	2005-03-29	2009-08-18	Accu-Sort Systems, Inc.	RFID conveyor system and method
US8854212B2 (en)	2009-03-30	2014-10-07	Datalogic Automation, Inc.	Radio frequency identification tag identification system
US10367259B2 (en)	2017-01-12	2019-07-30	Arris Enterprises Llc	Antenna with enhanced azimuth gain
CN112523621A (en) *	2019-09-18	2021-03-19	南京日杰通信科技有限公司	AM58K electronic lock opener
CN115275643B (en) *	2022-08-29	2024-07-19	重庆大学	Microstrip antenna with customizable beam tilt angle and design method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NO126975B (en) *	1967-03-30	1973-04-16	John Welsh
US3680136A (en) *	1971-10-20	1972-07-25	Us Navy	Current sheet antenna
US3895368A (en) *	1972-08-09	1975-07-15	Sensormatic Electronics Corp	Surveillance system and method utilizing both electrostatic and electromagnetic fields
US4366484A (en) *	1978-12-29	1982-12-28	Ball Corporation	Temperature compensated radio frequency antenna and methods related thereto
US4386357A (en) *	1981-05-21	1983-05-31	Martin Marietta Corporation	Patch antenna having tuning means for improved performance

1984
- 1984-07-20 AT AT84108629T patent/ATE35063T1/en not_active IP Right Cessation
- 1984-07-20 DE DE8484108629T patent/DE3472019D1/en not_active Expired
- 1984-07-20 EP EP84108629A patent/EP0135049B1/en not_active Expired
- 1984-07-26 CA CA000459813A patent/CA1233540A/en not_active Expired
- 1984-07-27 AU AU31219/84A patent/AU573749B2/en not_active Ceased
- 1984-07-30 BR BR8403774A patent/BR8403774A/en unknown
- 1984-07-31 NZ NZ209068A patent/NZ209068A/en unknown
- 1984-07-31 JP JP59161505A patent/JPS60100071A/en active Pending
- 1984-08-01 AR AR84297424A patent/AR241390A1/en active

Also Published As

Publication number	Publication date
AR241390A1 (en)	1992-06-30
NZ209068A (en)	1988-03-30
EP0135049A1 (en)	1985-03-27
EP0135049B1 (en)	1988-06-08
ATE35063T1 (en)	1988-06-15
CA1233540A (en)	1988-03-01
AU573749B2 (en)	1988-06-23
BR8403774A (en)	1985-07-02
DE3472019D1 (en)	1988-07-14
JPS60100071A (en)	1985-06-03

Publication	Publication Date	Title
AU573223B2 (en)	1988-06-02	Surveillance system
AU569735B2 (en)	1988-02-18	Lock
AU568364B2 (en)	1987-12-24	Starting inverter-motor system
AU2500284A (en)	1984-09-06	Padlock
AU561852B2 (en)	1987-05-21	Lock
AU567744B2 (en)	1987-12-03	Steering system
AU573749B2 (en)	1988-06-23	Microwave anti-theft system
AU562916B2 (en)	1987-06-25	Locking system
AU1152083A (en)	1984-08-02	Anti-shoplifting system
AU565801B2 (en)	1987-10-01	Radio alarm system
AU564057B2 (en)	1987-07-30	Siren
AU562716B2 (en)	1987-06-18	Electronic switching system
AU1256183A (en)	1983-09-22	Vehicle clearance alarm
AU564081B2 (en)	1987-07-30	Lock
AU3443884A (en)	1985-04-26	Lock
AU2815084A (en)	1984-10-25	Lock device
AU564863B2 (en)	1987-08-27	Lock
AU578645B2 (en)	1988-11-03	Lock
AU566909B2 (en)	1987-11-05	Lock
AU568330B2 (en)	1987-12-24	Lock
AU574117B2 (en)	1988-06-30	Line lock
AU570742B2 (en)	1988-03-24	Bolt
AU561639B2 (en)	1987-05-14	Anti-swivel lock
AU3476684A (en)	1985-05-09	Padlock
AU2797284A (en)	1984-11-15	Padlock