EP0655719A3 - Antenna element for anti-theft devices. - Google Patents
Antenna element for anti-theft devices. Download PDFInfo
- Publication number
- EP0655719A3 EP0655719A3 EP94120246A EP94120246A EP0655719A3 EP 0655719 A3 EP0655719 A3 EP 0655719A3 EP 94120246 A EP94120246 A EP 94120246A EP 94120246 A EP94120246 A EP 94120246A EP 0655719 A3 EP0655719 A3 EP 0655719A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- antenna element
- theft devices
- antennas
- image
- theft
- 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.)
- Granted
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
- G08B13/2422—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
- G08B13/2428—Tag details
- G08B13/2434—Tag housing and attachment details
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Support Of Aerials (AREA)
- Burglar Alarm Systems (AREA)
- Details Of Aerials (AREA)
- Eyeglasses (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT94120246T ATE187833T1 (en) | 1989-05-19 | 1989-05-19 | ANTENNA ELEMENT FOR ANTI-THEFT DEVICES |
DE1989629118 DE68929118T2 (en) | 1989-05-19 | 1989-05-19 | Antenna element for anti-theft devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP89906836A EP0425515B1 (en) | 1987-12-14 | 1989-05-19 | Anti-theft device for spectacle frames |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP89906836A Division EP0425515B1 (en) | 1987-12-14 | 1989-05-19 | Anti-theft device for spectacle frames |
EP89906836.5 Division | 1989-05-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0655719A2 EP0655719A2 (en) | 1995-05-31 |
EP0655719A3 true EP0655719A3 (en) | 1995-08-09 |
EP0655719B1 EP0655719B1 (en) | 1999-12-15 |
Family
ID=8203393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94120246A Expired - Lifetime EP0655719B1 (en) | 1989-05-19 | 1989-05-19 | Antenna element for anti-theft devices |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0655719B1 (en) |
AT (1) | ATE126379T1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0002595A1 (en) * | 1977-12-09 | 1979-06-27 | Lintech Instruments Limited | Transponders |
US4413254A (en) * | 1981-09-04 | 1983-11-01 | Sensormatic Electronics Corporation | Combined radio and magnetic energy responsive surveillance marker and system |
US4642640A (en) * | 1983-04-25 | 1987-02-10 | Sensormatic Electronics Corporation | Signal receptor-reradiator and surveillance tag using the same |
US4736207A (en) * | 1986-01-31 | 1988-04-05 | Sensormatic Electronics Corporation | Tag device and method for electronic article surveillance |
-
1989
- 1989-05-19 AT AT89906836T patent/ATE126379T1/en not_active IP Right Cessation
- 1989-05-19 EP EP94120246A patent/EP0655719B1/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0002595A1 (en) * | 1977-12-09 | 1979-06-27 | Lintech Instruments Limited | Transponders |
US4413254A (en) * | 1981-09-04 | 1983-11-01 | Sensormatic Electronics Corporation | Combined radio and magnetic energy responsive surveillance marker and system |
US4642640A (en) * | 1983-04-25 | 1987-02-10 | Sensormatic Electronics Corporation | Signal receptor-reradiator and surveillance tag using the same |
US4736207A (en) * | 1986-01-31 | 1988-04-05 | Sensormatic Electronics Corporation | Tag device and method for electronic article surveillance |
Also Published As
Publication number | Publication date |
---|---|
EP0655719A2 (en) | 1995-05-31 |
ATE126379T1 (en) | 1995-08-15 |
EP0655719B1 (en) | 1999-12-15 |
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Legal Events
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