GB1388353A - Intrusion detection system - Google Patents

Intrusion detection system

Info

Publication number
GB1388353A
GB1388353A GB362173A GB362173A GB1388353A GB 1388353 A GB1388353 A GB 1388353A GB 362173 A GB362173 A GB 362173A GB 362173 A GB362173 A GB 362173A GB 1388353 A GB1388353 A GB 1388353A
Authority
GB
United Kingdom
Prior art keywords
output
signal
moving target
pulses
threshold
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
Application number
GB362173A
Other languages
English (en)
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 GB1388353A publication Critical patent/GB1388353A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Burglar Alarm Systems (AREA)
GB362173A 1972-02-10 1973-01-24 Intrusion detection system Expired GB1388353A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22504972A 1972-02-10 1972-02-10

Publications (1)

Publication Number Publication Date
GB1388353A true GB1388353A (en) 1975-03-26

Family

ID=22843311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB362173A Expired GB1388353A (en) 1972-02-10 1973-01-24 Intrusion detection system

Country Status (6)

Country Link
US (1) US3760400A (https=)
AU (1) AU465571B2 (https=)
FR (1) FR2171139B1 (https=)
GB (1) GB1388353A (https=)
IT (1) IT977257B (https=)
SE (1) SE382707B (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131547A (en) * 1982-12-02 1984-06-20 Lucas Ind Plc Motion detection systems
WO1995008126A1 (en) * 1993-09-14 1995-03-23 Yoco Pty. Ltd. Movement detection
AU682213B2 (en) * 1993-09-14 1997-09-25 John Ferdinand Muehlebach Movement detection

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943513A (en) * 1973-06-04 1976-03-09 Motorola Inc. System and method for selecting Doppler altered reflected signals
GB1498514A (en) * 1974-03-25 1978-01-18 Cadin Electronics Electronic intrusion detection devices
USRE30288E (en) * 1974-03-27 1980-05-27 Pittway Corporation Intrusion detection system
US3942178A (en) * 1974-03-27 1976-03-02 Sontrix, Inc. Intrusion detection system
US4035798A (en) * 1974-03-27 1977-07-12 Pittway Corporation Ultrasonic intrusion detection system
AU8033275A (en) * 1974-04-23 1976-10-21 Cabili Electronics Pty. Ltd False alarm inhibitor
US3922660A (en) * 1974-12-12 1975-11-25 American District Telegraph Co Volumetric intrusion alarm using both Doppler and net-change signal processing
US4023156A (en) * 1975-01-30 1977-05-10 American District Telegraph Company Alarm system for detecting disturbance of a solid medium
US4003045A (en) * 1975-10-01 1977-01-11 Napco Security Systems, Inc. Intrusion detection systems with turbulence discrimination
US4195289A (en) * 1975-12-03 1980-03-25 I.E.I. Proprietary Limited Microwave intrusion or movement detectors
US4080594A (en) * 1976-07-14 1978-03-21 Plevy Arthur L Doppler shift actuator and intrusion systems
JPS5442733A (en) * 1977-09-12 1979-04-04 Nissan Motor Co Ltd Alarm system for vehicle
US4213196A (en) * 1978-02-21 1980-07-15 Matsushita Electric Works, Ltd. Ultrasonic type motion detector
US4334192A (en) * 1979-01-29 1982-06-08 Garrett Electronics Metal detector circuit having automatic tuning with multiple rates
US4303879A (en) * 1979-01-29 1981-12-01 Garrett Electronics Metal detector circuit with mode selection and automatic tuning
US4328487A (en) * 1980-07-28 1982-05-04 Southwest Microwave, Inc. Intrusion detector system
US4358764A (en) * 1980-07-28 1982-11-09 Southwest Microwave, Inc. Coupling unit for coaxial cable including means for radiating wave energy
US4760398A (en) * 1981-09-30 1988-07-26 The Boeing Company Methods and apparatus for determining the differential sideband power of radar signals
US4709213A (en) * 1982-07-23 1987-11-24 Garrett Electronics, Inc. Metal detector having digital signal processing
US4625199A (en) * 1985-01-14 1986-11-25 American District Telegraph Company Combination intrusion detector system having correlated ultrasonic and microwave detection sub-systems
US4647913A (en) * 1985-01-15 1987-03-03 American District Telegraph Company Self-diagnostic ultrasonic intrusion detection system
US4728935A (en) * 1986-04-11 1988-03-01 Adt, Inc. Integrity securing monitor and method for a security installation
US4961039A (en) * 1987-04-03 1990-10-02 Matsushita Electric Works, Ltd. Moving object detecting device
FR2745093B1 (fr) * 1996-02-21 1998-04-24 Legrand Sa Procede et dispositif de detection de presence d'un etre vivant d'espece particuliere dans un espace surveille par un capteur doppler
WO1998038527A1 (de) * 1997-02-28 1998-09-03 Siemens Aktiengesellschaft Verfahren zur bestimmung einer bewegungsrichtung
RU2116673C1 (ru) * 1997-06-26 1998-07-27 Центр внедрения систем безопасности Государственного предприятия Специальное научно-производственное объединение "Элерон" Устройство для охранной сигнализации
US5912620A (en) * 1997-12-11 1999-06-15 Lite-On Automotive Corp. Combined type intrusion and attack sensing means
US6307952B1 (en) 1999-03-03 2001-10-23 Disney Enterprises, Inc. Apparatus for detecting guest interactions and method therefore
US6492933B1 (en) 1999-09-02 2002-12-10 Mcewan Technologies, Llc SSB pulse Doppler sensor and active reflector system
US7295831B2 (en) * 2003-08-12 2007-11-13 3E Technologies International, Inc. Method and system for wireless intrusion detection prevention and security management
US20080074307A1 (en) * 2006-05-17 2008-03-27 Olga Boric-Lubecke Determining presence and/or physiological motion of one or more subjects within a doppler radar system
SE534215C2 (sv) * 2009-10-15 2011-06-07 Totalfoersvarets Forskningsins Anordning och metod för detektering av vattenflöde
JP2012168048A (ja) * 2011-02-15 2012-09-06 Panasonic Corp ドップラーセンサ及び該ドップラーセンサを用いた照明器具
SE535666C2 (sv) 2011-03-11 2012-10-30 Totalfoersvarets Forskningsins Metod och anordning för genomsökning av rasmassor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331065A (en) * 1962-05-31 1967-07-11 Sylvania Electric Prod Signal processing circuit for intrusion alarm system
GB1222871A (en) * 1968-04-23 1971-02-17 Advanced Devices Lab Inc Improvements in or relating to detection systems
US3618083A (en) * 1969-03-10 1971-11-02 Johnson Service Co Intrusion detection apparatus having antijamming protection system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131547A (en) * 1982-12-02 1984-06-20 Lucas Ind Plc Motion detection systems
WO1995008126A1 (en) * 1993-09-14 1995-03-23 Yoco Pty. Ltd. Movement detection
AU682213B2 (en) * 1993-09-14 1997-09-25 John Ferdinand Muehlebach Movement detection

Also Published As

Publication number Publication date
DE2306275A1 (de) 1973-08-16
FR2171139A1 (https=) 1973-09-21
US3760400A (en) 1973-09-18
AU5143773A (en) 1974-07-25
DE2306275B2 (de) 1976-06-16
FR2171139B1 (https=) 1976-09-10
AU465571B2 (en) 1975-10-02
IT977257B (it) 1974-09-10
SE382707B (sv) 1976-02-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee