FR2209963A1 - - Google Patents

Info

Publication number
FR2209963A1
FR2209963A1 FR7343746A FR7343746A FR2209963A1 FR 2209963 A1 FR2209963 A1 FR 2209963A1 FR 7343746 A FR7343746 A FR 7343746A FR 7343746 A FR7343746 A FR 7343746A FR 2209963 A1 FR2209963 A1 FR 2209963A1
Authority
FR
France
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
FR7343746A
Other versions
FR2209963B1 (fr
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.)
AEROSPACE RES
Original Assignee
AEROSPACE RES
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 AEROSPACE RES filed Critical AEROSPACE RES
Publication of FR2209963A1 publication Critical patent/FR2209963A1/fr
Application granted granted Critical
Publication of FR2209963B1 publication Critical patent/FR2209963B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR7343746A 1972-12-08 1973-12-07 Expired FR2209963B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US313613A US3863240A (en) 1972-12-08 1972-12-08 Electromagnetic intrusion detection system

Publications (2)

Publication Number Publication Date
FR2209963A1 true FR2209963A1 (fr) 1974-07-05
FR2209963B1 FR2209963B1 (fr) 1978-07-13

Family

ID=23216421

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343746A Expired FR2209963B1 (fr) 1972-12-08 1973-12-07

Country Status (5)

Country Link
US (1) US3863240A (fr)
JP (1) JPS501700A (fr)
DE (1) DE2361106A1 (fr)
FR (1) FR2209963B1 (fr)
GB (1) GB1452499A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628556A1 (fr) * 1988-03-11 1989-09-15 Milin Marcel Detection de modification d'un volume par un corps conducteur

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU8033275A (en) * 1974-04-23 1976-10-21 Cabili Electronics Pty. Ltd False alarm inhibitor
US3973250A (en) * 1974-11-12 1976-08-03 Uffelman Malcolm R Acoustically coupled burglar alarm system
US3922660A (en) * 1974-12-12 1975-11-25 American District Telegraph Co Volumetric intrusion alarm using both Doppler and net-change signal processing
US3949398A (en) * 1974-12-16 1976-04-06 International Telephone And Telegraph Corporation MTI performance enhancement device with instantaneous automatic gain control
US4023156A (en) * 1975-01-30 1977-05-10 American District Telegraph Company Alarm system for detecting disturbance of a solid medium
US4027303A (en) * 1975-05-22 1977-05-31 Neuwirth Karl R Apparatus for detecting the presence of objects by sensing reflected energy
US4144529A (en) * 1977-05-20 1979-03-13 George B. Miller Remotely responsive motion detector
ZA7994B (en) * 1978-01-11 1980-01-30 Tag Radionics Ltd Presence sensing system
US4481428A (en) * 1981-05-19 1984-11-06 Security Tag Systems, Inc. Batteryless, portable, frequency divider useful as a transponder of electromagnetic radiation
JPS6023483A (ja) * 1983-07-16 1985-02-06 Res Assoc Petroleum Alternat Dev<Rapad> 重質油の処理方法
SE9203904D0 (sv) * 1992-01-31 1992-12-23 Kenneth Gustavsson Anordning foer att oevervaka en zon samt positionering av objekt inom denna
US5576627A (en) * 1994-09-06 1996-11-19 The Regents Of The University Of California Narrow field electromagnetic sensor system and method
GB0202080D0 (en) * 2002-01-30 2002-03-13 Intelligent Sensors Ltd Detection of objects
US7636048B2 (en) * 2004-09-07 2009-12-22 Ralen Research Centrum, S.R.O. Electronic unit, especially for detecting living organisms
US8169356B2 (en) * 2007-12-31 2012-05-01 Honeywell International Inc. Anti-mask motion sensor
EP4285149A1 (fr) * 2021-01-26 2023-12-06 Real-Cis GmbH Procédé et dispositif pour détecter des modifications de l'agencement géométrique, de la nature ou de la quantité d'objets ou de corps

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE25100E (en) * 1954-04-13 1961-12-19 chapin
US3163861A (en) * 1962-05-02 1964-12-29 Suter Henry Electromagnetic field disturbance intruder detection apparatus
US3331065A (en) * 1962-05-31 1967-07-11 Sylvania Electric Prod Signal processing circuit for intrusion alarm system
US3343167A (en) * 1966-10-21 1967-09-19 Sperry Rand Corp Object detection system
US3665443A (en) * 1970-09-03 1972-05-23 Aerospace Res Ultrasonic intrusion alarm

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2628556A1 (fr) * 1988-03-11 1989-09-15 Milin Marcel Detection de modification d'un volume par un corps conducteur

Also Published As

Publication number Publication date
GB1452499A (en) 1976-10-13
FR2209963B1 (fr) 1978-07-13
AU6327273A (en) 1975-06-05
JPS501700A (fr) 1975-01-09
DE2361106A1 (de) 1974-06-27
US3863240A (en) 1975-01-28

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Legal Events

Date Code Title Description
ST Notification of lapse