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AU9369398A - An improved surveillance system - Google Patents

An improved surveillance system

Info

Publication number
AU9369398A
AU9369398A AU93693/98A AU9369398A AU9369398A AU 9369398 A AU9369398 A AU 9369398A AU 93693/98 A AU93693/98 A AU 93693/98A AU 9369398 A AU9369398 A AU 9369398A AU 9369398 A AU9369398 A AU 9369398A
Authority
AU
Australia
Prior art keywords
surveillance system
improved surveillance
improved
surveillance
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.)
Abandoned
Application number
AU93693/98A
Inventor
Allan David Beach
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.)
Callaghan Innovation Research Ltd
Original Assignee
IND RES Ltd
Industrial Research Ltd
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 IND RES Ltd, Industrial Research Ltd filed Critical IND RES Ltd
Publication of AU9369398A publication Critical patent/AU9369398A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • G08B13/19602—Image analysis to detect motion of the intruder, e.g. by frame subtraction
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • G08B13/19602—Image analysis to detect motion of the intruder, e.g. by frame subtraction
    • G08B13/19604—Image analysis to detect motion of the intruder, e.g. by frame subtraction involving reference image or background adaptation with time to compensate for changing conditions, e.g. reference image update on detection of light level change
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Closed-Circuit Television Systems (AREA)
AU93693/98A 1997-10-20 1998-10-13 An improved surveillance system Abandoned AU9369398A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ32899797 1997-10-20
NZ328997 1997-10-20
PCT/NZ1998/000148 WO1999021145A1 (en) 1997-10-20 1998-10-13 An improved surveillance system

Publications (1)

Publication Number Publication Date
AU9369398A true AU9369398A (en) 1999-05-10

Family

ID=19926488

Family Applications (1)

Application Number Title Priority Date Filing Date
AU93693/98A Abandoned AU9369398A (en) 1997-10-20 1998-10-13 An improved surveillance system

Country Status (2)

Country Link
AU (1) AU9369398A (en)
WO (1) WO1999021145A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6879969B2 (en) * 2001-01-21 2005-04-12 Volvo Technological Development Corporation System and method for real-time recognition of driving patterns
FI112017B (en) * 2001-12-18 2003-10-15 Hantro Products Oy Automatic zooming method and device
US10687045B2 (en) * 2018-10-23 2020-06-16 Zebra Technologies Corporation Systems and methods for idle time in commercial trailer loading

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686434A (en) * 1957-06-27 1972-08-22 Jerome H Lemelson Area surveillance system
GB2207020B (en) * 1987-07-08 1991-08-21 Gec Avionics Imaging system
US5151945A (en) * 1990-09-11 1992-09-29 The Research Foundation Of State Univ. Of N.Y. Determination of ambient light level changes in visual images
DE69327233T2 (en) * 1992-03-09 2000-05-31 The Commonwealth Of Australia, Canberra INFRARED INTRUSION SENSOR
US5581297A (en) * 1992-07-24 1996-12-03 Intelligent Instruments Corporation Low power video security monitoring system
GB2286042B (en) * 1994-01-27 1998-07-29 Security Enclosures Ltd Wide-angle infra-red detection apparatus
JPH10505432A (en) * 1994-06-07 1998-05-26 インダストリアル リサーチ リミティド High-speed optical system
US5666157A (en) * 1995-01-03 1997-09-09 Arc Incorporated Abnormality detection and surveillance system

Also Published As

Publication number Publication date
WO1999021145A1 (en) 1999-04-29

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase