CA1197916A - Circuit de traitement de signaux de detecteur de mouvement - Google Patents

Circuit de traitement de signaux de detecteur de mouvement

Info

Publication number
CA1197916A
CA1197916A CA000397995A CA397995A CA1197916A CA 1197916 A CA1197916 A CA 1197916A CA 000397995 A CA000397995 A CA 000397995A CA 397995 A CA397995 A CA 397995A CA 1197916 A CA1197916 A CA 1197916A
Authority
CA
Canada
Prior art keywords
circuit
alarm
motion detector
accumulator
gate
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
CA000397995A
Other languages
English (en)
Inventor
Ben Saul
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.)
Sur Gard Security Systems Ltd
Original Assignee
Sur Gard Security Systems 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 Sur Gard Security Systems Ltd filed Critical Sur Gard Security Systems Ltd
Priority to CA000397995A priority Critical patent/CA1197916A/fr
Application granted granted Critical
Publication of CA1197916A publication Critical patent/CA1197916A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S15/523—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Burglar Alarm Systems (AREA)
CA000397995A 1982-03-10 1982-03-10 Circuit de traitement de signaux de detecteur de mouvement Expired CA1197916A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000397995A CA1197916A (fr) 1982-03-10 1982-03-10 Circuit de traitement de signaux de detecteur de mouvement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000397995A CA1197916A (fr) 1982-03-10 1982-03-10 Circuit de traitement de signaux de detecteur de mouvement

Publications (1)

Publication Number Publication Date
CA1197916A true CA1197916A (fr) 1985-12-10

Family

ID=4122258

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000397995A Expired CA1197916A (fr) 1982-03-10 1982-03-10 Circuit de traitement de signaux de detecteur de mouvement

Country Status (1)

Country Link
CA (1) CA1197916A (fr)

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Legal Events

Date Code Title Description
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