SE508322C2 - Larmelement - Google Patents
LarmelementInfo
- Publication number
- SE508322C2 SE508322C2 SE9400396A SE9400396A SE508322C2 SE 508322 C2 SE508322 C2 SE 508322C2 SE 9400396 A SE9400396 A SE 9400396A SE 9400396 A SE9400396 A SE 9400396A SE 508322 C2 SE508322 C2 SE 508322C2
- Authority
- SE
- Sweden
- Prior art keywords
- frequency
- alarm
- alarm element
- diode
- capacitance
- 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
- G08B13/2422—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
- G08B13/2431—Tag circuit details
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Burglar Alarm Systems (AREA)
- Medicines Containing Plant Substances (AREA)
- Near-Field Transmission Systems (AREA)
Priority Applications (17)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9400396A SE508322C2 (sv) | 1994-02-07 | 1994-02-07 | Larmelement |
RU96118133A RU2138855C1 (ru) | 1994-02-07 | 1995-02-02 | Элемент сигнализации |
AU17228/95A AU1722895A (en) | 1994-02-07 | 1995-02-02 | An alarm element |
DE69513505T DE69513505T2 (de) | 1994-02-07 | 1995-02-02 | Alarmelement |
PL95315631A PL175930B1 (pl) | 1994-02-07 | 1995-02-02 | Element alarmowy |
BR9506863A BR9506863A (pt) | 1994-02-07 | 1995-02-02 | Elemento de alarme |
CN95191506A CN1140504A (zh) | 1994-02-07 | 1995-02-02 | 一种报警元件 |
CA002181344A CA2181344C (en) | 1994-02-07 | 1995-02-02 | An alarm element |
PCT/SE1995/000100 WO1995021431A1 (en) | 1994-02-07 | 1995-02-02 | An alarm element |
AT95909177T ATE187006T1 (de) | 1994-02-07 | 1995-02-02 | Alarmelement |
ES95909177T ES2139193T3 (es) | 1994-02-07 | 1995-02-02 | Un elemento de alarma. |
JP7520548A JPH09508485A (ja) | 1994-02-07 | 1995-02-02 | 警報素子 |
US08/676,219 US5751213A (en) | 1994-02-07 | 1995-02-02 | Theft detection alarm element for avoiding false alarms |
DK95909177T DK0744064T3 (da) | 1994-02-07 | 1995-02-02 | Alarmelement |
EP95909177A EP0744064B1 (en) | 1994-02-07 | 1995-02-02 | An alarm element |
TW084101014A TW400508B (en) | 1994-02-07 | 1995-02-06 | An alarm element |
ZA95964A ZA95964B (en) | 1994-02-07 | 1995-02-07 | An alarm element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9400396A SE508322C2 (sv) | 1994-02-07 | 1994-02-07 | Larmelement |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9400396D0 SE9400396D0 (sv) | 1994-02-07 |
SE9400396L SE9400396L (sv) | 1995-08-08 |
SE508322C2 true SE508322C2 (sv) | 1998-09-28 |
Family
ID=20392835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9400396A SE508322C2 (sv) | 1994-02-07 | 1994-02-07 | Larmelement |
Country Status (17)
Country | Link |
---|---|
US (1) | US5751213A (ru) |
EP (1) | EP0744064B1 (ru) |
JP (1) | JPH09508485A (ru) |
CN (1) | CN1140504A (ru) |
AT (1) | ATE187006T1 (ru) |
AU (1) | AU1722895A (ru) |
BR (1) | BR9506863A (ru) |
CA (1) | CA2181344C (ru) |
DE (1) | DE69513505T2 (ru) |
DK (1) | DK0744064T3 (ru) |
ES (1) | ES2139193T3 (ru) |
PL (1) | PL175930B1 (ru) |
RU (1) | RU2138855C1 (ru) |
SE (1) | SE508322C2 (ru) |
TW (1) | TW400508B (ru) |
WO (1) | WO1995021431A1 (ru) |
ZA (1) | ZA95964B (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11283178A (ja) * | 1998-03-27 | 1999-10-15 | Matsushita Electric Ind Co Ltd | 電気共振識別子、電気共振識別子検出装置および交通システム |
JP2009015683A (ja) * | 2007-07-06 | 2009-01-22 | Hst Kk | 検出装置 |
CN107437315B (zh) * | 2016-05-27 | 2023-03-28 | 成都华立安安防科技有限公司 | 一种生物感应不干胶纸报警器及其使用方法 |
WO2020236661A1 (en) | 2019-05-17 | 2020-11-26 | Invensense, Inc. | A pressure sensor with improve hermeticity |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3745450A (en) * | 1971-10-27 | 1973-07-10 | Teledyne Ind | Metal detection system for indicating the motion and direction of motion of a body having magnetic properties |
US4249167A (en) * | 1979-06-05 | 1981-02-03 | Magnavox Government And Industrial Electronics Company | Apparatus and method for theft detection system having different frequencies |
US4333072A (en) * | 1979-08-06 | 1982-06-01 | International Identification Incorporated | Identification device |
US4476459A (en) * | 1981-10-23 | 1984-10-09 | Knogo Corporation | Theft detection method and apparatus in which the decay of a resonant circuit is detected |
US4670740A (en) * | 1985-11-04 | 1987-06-02 | Security Tag Systems, Inc. | Portable, batteryless, frequency divider consisting of inductor and diode |
JPS6337279A (ja) * | 1986-08-01 | 1988-02-17 | Wako Sangyo:Kk | 物品の移動検知システム |
GB8810872D0 (en) * | 1988-05-07 | 1988-06-08 | Transalarm Ltd | Security system |
US5171228A (en) * | 1989-07-25 | 1992-12-15 | Medtronic, Inc. | Apparatus for medical instrument placement verification |
ES2100934T3 (es) * | 1990-08-03 | 1997-07-01 | Sensormatic Electronics Corp | Etiqueta de division de frecuencia teniendo un circuito biresonante acoplado magneticamente. |
US5266926A (en) * | 1991-05-31 | 1993-11-30 | Avid Marketing, Inc. | Signal transmission and tag power consumption measurement circuit for an inductive reader |
US5241298A (en) * | 1992-03-18 | 1993-08-31 | Security Tag Systems, Inc. | Electrically-and-magnetically-coupled, batteryless, portable, frequency divider |
-
1994
- 1994-02-07 SE SE9400396A patent/SE508322C2/sv not_active IP Right Cessation
-
1995
- 1995-02-02 ES ES95909177T patent/ES2139193T3/es not_active Expired - Lifetime
- 1995-02-02 BR BR9506863A patent/BR9506863A/pt not_active Application Discontinuation
- 1995-02-02 AT AT95909177T patent/ATE187006T1/de not_active IP Right Cessation
- 1995-02-02 WO PCT/SE1995/000100 patent/WO1995021431A1/en active IP Right Grant
- 1995-02-02 CN CN95191506A patent/CN1140504A/zh active Pending
- 1995-02-02 EP EP95909177A patent/EP0744064B1/en not_active Expired - Lifetime
- 1995-02-02 US US08/676,219 patent/US5751213A/en not_active Expired - Fee Related
- 1995-02-02 DK DK95909177T patent/DK0744064T3/da active
- 1995-02-02 PL PL95315631A patent/PL175930B1/pl unknown
- 1995-02-02 RU RU96118133A patent/RU2138855C1/ru active
- 1995-02-02 DE DE69513505T patent/DE69513505T2/de not_active Expired - Fee Related
- 1995-02-02 AU AU17228/95A patent/AU1722895A/en not_active Abandoned
- 1995-02-02 CA CA002181344A patent/CA2181344C/en not_active Expired - Fee Related
- 1995-02-02 JP JP7520548A patent/JPH09508485A/ja active Pending
- 1995-02-06 TW TW084101014A patent/TW400508B/zh active
- 1995-02-07 ZA ZA95964A patent/ZA95964B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
US5751213A (en) | 1998-05-12 |
SE9400396D0 (sv) | 1994-02-07 |
PL175930B1 (pl) | 1999-03-31 |
EP0744064A1 (en) | 1996-11-27 |
RU2138855C1 (ru) | 1999-09-27 |
SE9400396L (sv) | 1995-08-08 |
CA2181344A1 (en) | 1995-08-10 |
TW400508B (en) | 2000-08-01 |
ATE187006T1 (de) | 1999-12-15 |
DE69513505T2 (de) | 2000-03-16 |
AU1722895A (en) | 1995-08-21 |
DE69513505D1 (de) | 1999-12-30 |
BR9506863A (pt) | 1997-08-19 |
DK0744064T3 (da) | 2000-04-03 |
EP0744064B1 (en) | 1999-11-24 |
JPH09508485A (ja) | 1997-08-26 |
ES2139193T3 (es) | 2000-02-01 |
CN1140504A (zh) | 1997-01-15 |
WO1995021431A1 (en) | 1995-08-10 |
PL315631A1 (en) | 1996-11-25 |
ZA95964B (en) | 1996-02-07 |
CA2181344C (en) | 2000-11-28 |
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Legal Events
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NUG | Patent has lapsed |
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