BE851331A - SPACE SURVEILLANCE PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS - Google Patents

SPACE SURVEILLANCE PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS

Info

Publication number
BE851331A
BE851331A BE174855A BE174855A BE851331A BE 851331 A BE851331 A BE 851331A BE 174855 A BE174855 A BE 174855A BE 174855 A BE174855 A BE 174855A BE 851331 A BE851331 A BE 851331A
Authority
BE
Belgium
Prior art keywords
implementing
space surveillance
space
surveillance
surveillance process
Prior art date
Application number
BE174855A
Other languages
French (fr)
Original Assignee
Coprelec
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 Coprelec filed Critical Coprelec
Publication of BE851331A publication Critical patent/BE851331A/en

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
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B13/1609—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems
    • G08B13/1645—Actuation by interference with mechanical vibrations in air or other fluid using active vibration detection systems using ultrasonic detection means and other detection means, e.g. microwave or infrared radiation
    • 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
    • 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)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
BE174855A 1976-02-19 1977-02-11 SPACE SURVEILLANCE PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS BE851331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7604545A FR2346787A1 (en) 1976-02-19 1976-02-19 Enclosed space surveillance system - monitors signals representative of two parameters, triggering alarm when signals exceed step value

Publications (1)

Publication Number Publication Date
BE851331A true BE851331A (en) 1977-08-11

Family

ID=9169311

Family Applications (1)

Application Number Title Priority Date Filing Date
BE174855A BE851331A (en) 1976-02-19 1977-02-11 SPACE SURVEILLANCE PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS

Country Status (6)

Country Link
JP (1) JPS52101999A (en)
BE (1) BE851331A (en)
DE (1) DE2707181A1 (en)
FR (1) FR2346787A1 (en)
IT (1) IT1074867B (en)
NL (1) NL7701779A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2400739A1 (en) * 1977-08-18 1979-03-16 Winkhaus Fa August ALARM INSTALLATION

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486277A1 (en) * 1980-07-04 1982-01-08 Cristec Ind Intruder alarm system using radio link - detects phase offset of received signals to prevent alarm operation due to parasitic vibrations
EP0126703A1 (en) * 1983-05-19 1984-11-28 Yechiel Spector Detection apparatus
US4636774A (en) * 1983-11-08 1987-01-13 American District Telegraph Company Variable sensitivity motion detector
FR2910161B1 (en) * 2006-12-15 2009-01-30 Thales Sa GONIOMETRIC SYSTEM OF MINI SENSORS DOPPLER IN NETWORKS FOR THE MONITORING OF PERIMETERS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2400739A1 (en) * 1977-08-18 1979-03-16 Winkhaus Fa August ALARM INSTALLATION
US4410884A (en) * 1977-08-18 1983-10-18 Firma Aug. Winkhaus Alarm system

Also Published As

Publication number Publication date
FR2346787B1 (en) 1978-08-18
IT1074867B (en) 1985-04-20
NL7701779A (en) 1977-08-23
JPS52101999A (en) 1977-08-26
FR2346787A1 (en) 1977-10-28
DE2707181A1 (en) 1977-09-01

Similar Documents

Publication Publication Date Title
BE870588A (en) ELEMENT ANCHORING PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE859694A (en) CONTINUOUS CASTING PROCESS AND DEVICE FOR PRODUCING CONTINUOUS METAL STRIPS
BE859185A (en) PROCESS FOR CONTROL OF A TRANSISTOR OPERATING IN A SATURATION STATE AND DEVICE FOR IMPLEMENTING THIS PROCEDURE
FR2316364A1 (en) NON-TISSUE TAPPING PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2336346A1 (en) HYDROCARBON GASING PROCESS AND DEVICE FOR ITS IMPLEMENTATION
BE860136A (en) FIBER CLEANING PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2348725A1 (en) EVAPORATION PROCESS AND EVAPORATOR FOR IMPLEMENTING THIS PROCESS
FR2348125A1 (en) METHOD AND DEVICE FOR REMOVING ARTICLES FROM STOCK
BE838794A (en) PROCESS FOR SOLUBILIZING A CASEIN SUSPENSION AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE850937A (en) PROCESS FOR DECLOGING AN ELECTROMAGNETIC FILTER AND INSTALLATION FOR IMPLEMENTATION
BE864813A (en) HANDLING PROCESS FOR THE SETTING OF MANUFACTURED OBJECTS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2571874B1 (en) COUNTING METHOD AND DEVICE FOR IMPLEMENTING THE METHOD
BE855788A (en) PROCESS FOR LAMINATION WITHOUT STRESS OF MTAUX AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE854890A (en) PROCESS FOR DEPURING FOODS COLLECTED IN BULK AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2320568A1 (en) THERMOGRAPHIC IMAGE ANALYSIS PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2313697A1 (en) METHOD FOR RECORDING ON MICROFILMS AND APPARATUS FOR IMPLEMENTING THIS PROCESS
FR2352943A1 (en) ROCK DRILLING PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE851331A (en) SPACE SURVEILLANCE PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE870449A (en) PROCESS FOR MANUFACTURING A BOOK AND DEVICE FOR IMPLEMENTING THE PROCESS
BE871554R (en) METHOD AND DEVICE FOR THE MONITORING OF SHORT-CIRCUITS
BE865542A (en) METHOD AND DEVICE FOR THE MONITORING OF SHORT-CIRCUITS
BE824605A (en) AMMONIA COMBUSTION PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
BE867653A (en) PROCESS FOR FORMING CURVED HOLLOW PARTS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2344058A1 (en) RADIOGRAPHIC RECORDING PROCESS AND DEVICE FOR IMPLEMENTING THIS PROCESS
FR2284198A1 (en) METHOD FOR MONITORING THE CHARGE OF AN ACCUMULATOR AND DEVICE FOR IMPLEMENTING THIS PROCESS