DE69331349D1 - Verfahren und Vorrichtung zur Diebstahldetektion mit digitaler Signalverarbeitung - Google Patents
Verfahren und Vorrichtung zur Diebstahldetektion mit digitaler SignalverarbeitungInfo
- Publication number
- DE69331349D1 DE69331349D1 DE69331349T DE69331349T DE69331349D1 DE 69331349 D1 DE69331349 D1 DE 69331349D1 DE 69331349 T DE69331349 T DE 69331349T DE 69331349 T DE69331349 T DE 69331349T DE 69331349 D1 DE69331349 D1 DE 69331349D1
- Authority
- DE
- Germany
- Prior art keywords
- signal processing
- digital signal
- detection method
- theft detection
- 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.)
- Expired - Fee Related
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
- G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
- G08B13/2485—Simultaneous detection of multiple EAS 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
-
- 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
- G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver
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)
- Radar Systems Or Details Thereof (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/898,687 US5264829A (en) | 1992-06-15 | 1992-06-15 | Method and apparatus for theft detection using digital signal processing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69331349D1 true DE69331349D1 (de) | 2002-01-24 |
DE69331349T2 DE69331349T2 (de) | 2002-08-14 |
Family
ID=25409889
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69331349T Expired - Fee Related DE69331349T2 (de) | 1992-06-15 | 1993-06-14 | Verfahren und Vorrichtung zur Diebstahldetektion mit digitaler Signalverarbeitung |
DE69325099T Expired - Fee Related DE69325099T2 (de) | 1992-06-15 | 1993-06-14 | Verfahren und vorrichtung zur diebstahldetektion durch digitalsignalverarbeitung. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69325099T Expired - Fee Related DE69325099T2 (de) | 1992-06-15 | 1993-06-14 | Verfahren und vorrichtung zur diebstahldetektion durch digitalsignalverarbeitung. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5264829A (de) |
EP (2) | EP0646266B1 (de) |
JP (1) | JPH08506669A (de) |
CN (1) | CN1048566C (de) |
AU (1) | AU668407B2 (de) |
BR (1) | BR9306561A (de) |
CA (1) | CA2138273C (de) |
DE (2) | DE69331349T2 (de) |
WO (1) | WO1993025984A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5537094A (en) * | 1995-01-27 | 1996-07-16 | Sensormatic Electronics Corporation | Method and apparatus for detecting an EAS marker using a neural network processing device |
WO1996031855A1 (en) * | 1995-04-07 | 1996-10-10 | Minnesota Mining And Manufacturing Company | Electronic article surveillance system with adaptative filtering and digital detection |
US5798693A (en) * | 1995-06-07 | 1998-08-25 | Engellenner; Thomas J. | Electronic locating systems |
JP3803982B2 (ja) * | 1995-08-23 | 2006-08-02 | マスプロ電工株式会社 | 盗難防止システム |
US5847650A (en) * | 1996-10-04 | 1998-12-08 | Knogo North America Inc. | Theft resistant circuit assembly |
DE19745953C2 (de) * | 1997-10-17 | 2002-12-05 | Anatoli Stobbe | Diebstahl-Sicherungssystem sowie Verfahren zur automatischen Detektion und Identifikation eines Warensicherungsetiketts durch eine Basisstation |
US5990791A (en) * | 1997-10-22 | 1999-11-23 | William B. Spargur | Anti-theft detection system |
NO981723D0 (no) | 1998-04-16 | 1998-04-16 | Instrutek Holding As | System for overvÕking og kontroll av gjenstander eller personer |
US6232878B1 (en) * | 1999-05-20 | 2001-05-15 | Checkpoint Systems, Inc. | Resonant circuit detection, measurement and deactivation system employing a numerically controlled oscillator |
JP2010030024A (ja) * | 2008-07-31 | 2010-02-12 | Makita Corp | 電気機器 |
CN102110337B (zh) * | 2011-03-01 | 2013-03-20 | 哈尔滨工程大学 | 超声波防盗空间预警方法 |
CN104091403B (zh) * | 2014-06-30 | 2016-11-09 | 国家电网公司 | 一种待投电力电缆防盗报警装置 |
DE102015202960B4 (de) * | 2015-02-18 | 2016-10-06 | Siemens Aktiengesellschaft | Analogeingangsschaltung, Verfahren zum Betrieb einer Analogeingangsschaltung und Baugruppe mit einer Analogeingangsschaltung |
DE202020101812U1 (de) | 2020-04-02 | 2020-04-17 | Franz Gloß | Sicherheitsvorrichtung für einen Kassenbereich |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4455550A (en) * | 1980-11-06 | 1984-06-19 | General Research Of Electronics, Inc. | Detection circuit for a video intrusion monitoring apparatus |
US4623877A (en) * | 1983-06-30 | 1986-11-18 | Knogo Corporation | Method and apparatus for detection of targets in an interrogation zone |
US5103209A (en) * | 1989-01-09 | 1992-04-07 | Checkpoint Systems, Inc. | Electronic article surveillance system with improved differentiation |
US5023598A (en) * | 1990-01-02 | 1991-06-11 | Pitney Bowes Inc. | Digital signal processor for electronic article gates |
US5300922A (en) * | 1990-05-29 | 1994-04-05 | Sensormatic Electronics Corporation | Swept frequency electronic article surveillance system having enhanced facility for tag signal detection |
-
1992
- 1992-06-15 US US07/898,687 patent/US5264829A/en not_active Expired - Lifetime
-
1993
- 1993-06-14 JP JP6501688A patent/JPH08506669A/ja active Pending
- 1993-06-14 EP EP93915263A patent/EP0646266B1/de not_active Expired - Lifetime
- 1993-06-14 DE DE69331349T patent/DE69331349T2/de not_active Expired - Fee Related
- 1993-06-14 EP EP98122386A patent/EP0907155B1/de not_active Expired - Lifetime
- 1993-06-14 CA CA002138273A patent/CA2138273C/en not_active Expired - Fee Related
- 1993-06-14 DE DE69325099T patent/DE69325099T2/de not_active Expired - Fee Related
- 1993-06-14 AU AU45314/93A patent/AU668407B2/en not_active Ceased
- 1993-06-14 WO PCT/US1993/005503 patent/WO1993025984A1/en active IP Right Grant
- 1993-06-14 BR BR9306561A patent/BR9306561A/pt not_active Application Discontinuation
- 1993-06-15 CN CN93106870A patent/CN1048566C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1048566C (zh) | 2000-01-19 |
EP0646266A4 (de) | 1995-08-02 |
DE69325099D1 (de) | 1999-07-01 |
AU4531493A (en) | 1994-01-04 |
CN1079835A (zh) | 1993-12-22 |
BR9306561A (pt) | 1999-01-12 |
EP0646266A1 (de) | 1995-04-05 |
DE69331349T2 (de) | 2002-08-14 |
AU668407B2 (en) | 1996-05-02 |
CA2138273A1 (en) | 1993-12-23 |
CA2138273C (en) | 2001-08-14 |
EP0646266B1 (de) | 1999-05-26 |
US5264829A (en) | 1993-11-23 |
JPH08506669A (ja) | 1996-07-16 |
WO1993025984A1 (en) | 1993-12-23 |
EP0907155A1 (de) | 1999-04-07 |
EP0907155B1 (de) | 2001-12-12 |
DE69325099T2 (de) | 1999-12-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69321201D1 (de) | Gerät und Verfahren zur Digitalsignalverarbeitung | |
DE68928192D1 (de) | Vorrichtung und Verfahren zur Positionsdetektion | |
DE69230791T2 (de) | Verfahren und vorrichtung zur kommunikation mit signalen | |
DE69320783D1 (de) | Erfassungssystem mit vorrichtung zur dezentralisierter verarbeitung | |
DE59308717D1 (de) | Verfahren und Vorrichtung zur Film-Mode-Detektion | |
DE69628222D1 (de) | Verfahren und Vorrichtung zur digitalen Signalverarbeitung | |
DE68917413T2 (de) | Verfahren und Vorrichtung zur Bildsignalverarbeitung. | |
DE69333379D1 (de) | Vorrichtung und Verfahren zur Verarbeitung von Videosignalen | |
DE69324743T2 (de) | Vorrichtung und Verfahren zur Bildsignalkodierung | |
DE69328583D1 (de) | Verfahren und Vorrichtung zur Signalkompression mit zwei Komponenten | |
DE69009091D1 (de) | Verfahren und Vorrichtung zur Signalverarbeitung. | |
DE69408615D1 (de) | Verfahren und Vorrichtung zur Erfassung von seismischen Signalen | |
DE69331349D1 (de) | Verfahren und Vorrichtung zur Diebstahldetektion mit digitaler Signalverarbeitung | |
DE69427621T2 (de) | Verfahren und Vorrichtung zur Audiosignalverarbeitung | |
DE69426545D1 (de) | Verfahren und Einrichtung zur Signalverarbeitung | |
ATA30290A (de) | Verfahren und einrichtung zur signalauswertung | |
DE69127068T2 (de) | Verfahren und Vorrichtungen zur Aufspürung eines Eindringlings | |
DE69423590T2 (de) | Verfahren und vorrichtung zur bildsignaldekodierung | |
DE69025280T2 (de) | Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung | |
DE69427331T2 (de) | Verfahren und Vorrichtung zur Verarbeitung von Signalen | |
DE69326517D1 (de) | Verfahren und Vorrichtung zur digitalen Signalverarbeitung | |
DE69316354D1 (de) | Verfahren und Gerät zur photoelektrischen Detektion | |
DE68929205D1 (de) | Vorrichtung und Verfahren zur Positionsdetektion | |
DE69129871T2 (de) | Verfahren und Vorrichtung zur Signalverarbeitung | |
DE69127223T2 (de) | Verfahren und Vorrichtung zur Positionsdetektion |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |