NO983249L - Fremgangsmåte og anordning for å detektere et objekt i et område som skal overvåkes - Google Patents

Fremgangsmåte og anordning for å detektere et objekt i et område som skal overvåkes

Info

Publication number
NO983249L
NO983249L NO983249A NO983249A NO983249L NO 983249 L NO983249 L NO 983249L NO 983249 A NO983249 A NO 983249A NO 983249 A NO983249 A NO 983249A NO 983249 L NO983249 L NO 983249L
Authority
NO
Norway
Prior art keywords
area
threshold value
monitored
signal
urefi
Prior art date
Application number
NO983249A
Other languages
English (en)
Norwegian (no)
Other versions
NO983249D0 (no
Inventor
Bodo Luebbe
Original Assignee
Siemens Ag
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.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of NO983249D0 publication Critical patent/NO983249D0/no
Publication of NO983249L publication Critical patent/NO983249L/no

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar Systems Or Details Thereof (AREA)
NO983249A 1996-02-22 1998-07-14 Fremgangsmåte og anordning for å detektere et objekt i et område som skal overvåkes NO983249L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1996106675 DE19606675A1 (de) 1996-02-22 1996-02-22 Verfahren und Vorrichtung zum Detektieren eines Objekts in einem zu überwachenden Bereich
PCT/DE1997/000299 WO1997031275A1 (de) 1996-02-22 1997-02-17 Verfahren und vorrichtung zum detektieren eines objekts in einem zu überwachenden bereich

Publications (2)

Publication Number Publication Date
NO983249D0 NO983249D0 (no) 1998-07-14
NO983249L true NO983249L (no) 1998-08-21

Family

ID=7786152

Family Applications (1)

Application Number Title Priority Date Filing Date
NO983249A NO983249L (no) 1996-02-22 1998-07-14 Fremgangsmåte og anordning for å detektere et objekt i et område som skal overvåkes

Country Status (5)

Country Link
EP (1) EP0883818A1 (de)
CA (1) CA2246993A1 (de)
DE (1) DE19606675A1 (de)
NO (1) NO983249L (de)
WO (1) WO1997031275A1 (de)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995270A (en) * 1975-06-16 1976-11-30 The United States Of America As Represented By The Secretary Of The Navy Constant false alarm rate (CFAR) circuitry for minimizing extraneous target sensitivity
US4107678A (en) * 1976-09-28 1978-08-15 Westinghouse Electric Corp. Polarization correlation target seeker
DE2806448C2 (de) * 1978-02-15 1985-01-10 Brown, Boveri & Cie Ag, 6800 Mannheim System zur Objektsicherung und zum Personenschutz mittels einer Mikrowellenschranke
GB2110825B (en) * 1981-11-06 1986-04-30 Outokumpu Oy Apparatus for detecting metal objects
DE3232437C2 (de) * 1982-09-01 1985-03-21 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren zum Erhöhen der Sicherheit eines Zugangskontrollsystems
US4725841A (en) * 1983-06-30 1988-02-16 X-Cyte, Inc. System for interrogating a passive transponder carrying phase-encoded information
US4899158A (en) * 1987-09-26 1990-02-06 Matsushita Electric Works, Ltd. Moving object discriminating system
EP0424371A1 (de) * 1988-07-08 1991-05-02 Zetetic International Limited Verfahren und vorrichtung zum selektiven nachweis von gegenständen
DE4036407C2 (de) * 1990-11-15 1994-06-01 Telefunken Microelectron Sensorsystem
US5508706A (en) * 1991-09-30 1996-04-16 Trw Inc. Radar signal processor
IT1265721B1 (it) * 1992-11-11 1996-12-02 Alessandro Manneschi Metal detector ad avvolgimenti multipolari con l'eliminazione di effetti neutralizzanti
IT1260208B (it) * 1992-11-19 1996-04-02 Giovanni Manneschi Metal detector perfezionato
DE4240921C1 (de) * 1992-12-04 1994-05-11 Alessandro Manneschi Metalldetektor
DE9305611U1 (de) * 1993-04-08 1994-05-05 Siemens AG, 80333 München Anordnung zum Detektieren eines Hindernisses
DE4336799A1 (de) * 1993-10-28 1995-05-04 Sel Alcatel Ag Vorrichtung zum Erfassen und Auslesen von relativ zu dieser Vorrichtung beweglichen Transpondern
DE9411602U1 (de) * 1994-07-18 1995-08-17 Siemens AG, 80333 München Anordnung zum Feststellen von Objekten in einem zu überwachenden Bereich

Also Published As

Publication number Publication date
WO1997031275A1 (de) 1997-08-28
DE19606675A1 (de) 1997-08-28
CA2246993A1 (en) 1997-08-28
NO983249D0 (no) 1998-07-14
EP0883818A1 (de) 1998-12-16

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