NO139019C - Anlegg til detektering av bevegelige objekter innen et overvaaket omraade ved mikroboelge-diffraksjon - Google Patents

Anlegg til detektering av bevegelige objekter innen et overvaaket omraade ved mikroboelge-diffraksjon

Info

Publication number
NO139019C
NO139019C NO753701A NO753701A NO139019C NO 139019 C NO139019 C NO 139019C NO 753701 A NO753701 A NO 753701A NO 753701 A NO753701 A NO 753701A NO 139019 C NO139019 C NO 139019C
Authority
NO
Norway
Prior art keywords
microboolge
diffraction
systems
moving objects
monitored area
Prior art date
Application number
NO753701A
Other languages
English (en)
Norwegian (no)
Other versions
NO139019B (no
NO753701L (de
Inventor
Joergen Pontoppidan
Erik Tue Soerensen
Erik Kjaer Nielsen
Original Assignee
Crone & Koch
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 Crone & Koch filed Critical Crone & Koch
Publication of NO753701L publication Critical patent/NO753701L/no
Publication of NO139019B publication Critical patent/NO139019B/no
Publication of NO139019C publication Critical patent/NO139019C/no

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
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
NO753701A 1974-11-07 1975-11-05 Anlegg til detektering av bevegelige objekter innen et overvaaket omraade ved mikroboelge-diffraksjon NO139019C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK581574AA DK135353B (da) 1974-11-07 1974-11-07 Anlæg til detektering af bevægelige objekter inden for et overvåget område ved mikrobølgediffraktion.

Publications (3)

Publication Number Publication Date
NO753701L NO753701L (de) 1976-05-10
NO139019B NO139019B (no) 1978-09-11
NO139019C true NO139019C (no) 1978-12-20

Family

ID=8145444

Family Applications (1)

Application Number Title Priority Date Filing Date
NO753701A NO139019C (no) 1974-11-07 1975-11-05 Anlegg til detektering av bevegelige objekter innen et overvaaket omraade ved mikroboelge-diffraksjon

Country Status (15)

Country Link
US (1) US4010459A (de)
JP (1) JPS5169996A (de)
BE (1) BE835341A (de)
DE (1) DE2550123A1 (de)
DK (1) DK135353B (de)
ES (1) ES442400A1 (de)
FI (1) FI753076A (de)
FR (1) FR2290714A1 (de)
GB (1) GB1491578A (de)
IT (1) IT1048772B (de)
LU (1) LU73740A1 (de)
NL (1) NL7512761A (de)
NO (1) NO139019C (de)
PH (1) PH12105A (de)
SE (1) SE401871B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035798A (en) * 1974-03-27 1977-07-12 Pittway Corporation Ultrasonic intrusion detection system
FR2315733A1 (fr) * 1975-06-23 1977-01-21 Tacussel Maurice Radar, notamment pour la surveillance d'un local
JPS5910630Y2 (ja) * 1976-03-19 1984-04-03 ホーチキ株式会社 移動物体警報装置
US4484182A (en) * 1981-07-01 1984-11-20 Shorrock Developments Limited Intruder detection apparatus for functioning free of disturbance while in close proximity to high-power pulse-moldulated radars
US4392068A (en) * 1981-07-17 1983-07-05 General Electric Company Capacitive commutating filter
FR2538935A1 (fr) * 1982-12-30 1984-07-06 Thomson Csf Barriere hyperfrequence a grande sensibilite
GB2141853A (en) * 1983-04-29 1985-01-03 Edward Desmond Bishop Improvements in or relating to automatic light switches
US4605922A (en) * 1984-09-14 1986-08-12 Racon, Inc. Intrusion detector
FR2628556A1 (fr) * 1988-03-11 1989-09-15 Milin Marcel Detection de modification d'un volume par un corps conducteur
US5576627A (en) * 1994-09-06 1996-11-19 The Regents Of The University Of California Narrow field electromagnetic sensor system and method
FR2730578B1 (fr) * 1995-02-09 1997-03-14 Tranie Bernard Systeme de detection par barriere de champ electromagnetique
US10773740B2 (en) * 2018-06-19 2020-09-15 Dwayne Carter Oncoming train alarm assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569923A (en) * 1967-10-30 1971-03-09 Us Navy Adaptive acoustic detector apparatus
GB1210181A (en) * 1968-04-10 1970-10-28 Rank Organisation Ltd Improvements in or relating to electrical filter devices
US3725888A (en) * 1971-04-05 1973-04-03 Pyrotector Inc Detector system
US3761816A (en) * 1972-09-08 1973-09-25 Bell Telephone Labor Inc Data set employing a commutating capacitor, tracking, notch filter
US3877002A (en) * 1973-05-25 1975-04-08 Omni Spectra Inc Intrusion detecting system

Also Published As

Publication number Publication date
NO139019B (no) 1978-09-11
NL7512761A (nl) 1976-05-11
AU8642875A (en) 1977-05-12
IT1048772B (it) 1980-12-20
JPS5169996A (de) 1976-06-17
DK135353B (da) 1977-04-12
FR2290714A1 (fr) 1976-06-04
GB1491578A (en) 1977-11-09
SE401871B (sv) 1978-05-29
US4010459A (en) 1977-03-01
LU73740A1 (de) 1976-06-11
DK135353C (de) 1977-08-29
BE835341A (fr) 1976-03-01
DK581574A (de) 1976-05-08
NO753701L (de) 1976-05-10
PH12105A (en) 1978-11-02
DE2550123A1 (de) 1976-05-20
SE7512466L (sv) 1976-05-10
ES442400A1 (es) 1977-05-01
FI753076A (de) 1976-05-08
FR2290714B3 (de) 1979-09-21

Similar Documents

Publication Publication Date Title
SE399593B (sv) Avkennare for avkenning av ett arbetsstycke
SE7507031L (sv) Samlaranordning for en servobromsmekanism.
IT1067066B (it) Cilindro di frenatura principale per impianti di frenatura a due cilindri
NL7509306A (nl) Constructie voor de beheersing van kusterosie.
BR7800024A (pt) Sistema de fabricacao de caixas destinadas a embalagem
MX3688E (es) Control mejorado de velocidad para un vehiculo
DK152459C (da) Overvaagningsanlaeg til et radarsystem
NO139019C (no) Anlegg til detektering av bevegelige objekter innen et overvaaket omraade ved mikroboelge-diffraksjon
SE391468B (sv) Anordning for detektering av ett roterande verktygs tillstand
MX144382A (es) Metodo mejorado para un sistema de facsimil
SE418068B (sv) Slirskyddsanordning for ett fordonshjul
NO141337C (no) Fungicid til tre-beskyttelse paa basis av et tungmetallsalt av n-nitroso-n-cykloheksylhydroksylamin
BR7500797A (pt) Dispositivo para a deteccao de quedas de sinal
DK139485B (da) System til fjernelse at luft fra et hydraulisk styresystem.
NO753490L (no) Optoeletronisk maaleinnretning, saerlig for en prosjektiltenner
SE7509883L (sv) Anordning for avkenning av skivformig typberare
AT328376B (de) Vorrichtung zum verpacken von zum stauben neigenden schuttgutern innerhalb einer schutzgasatmosphare
IT1042114B (it) Complesso di misurazione per torni per ruote a controllo automatico
BR7506389A (pt) Sistema de forca para um aparelhamento de sondagem
AR213533A1 (es) Un dispositivo servofreno hidraulico
IT1049357B (it) Impianto di immagazzinaggio continuo a scaffalature
BE828145A (nl) Inslagdetectiestelsel voor een weefgetouw
SE406239B (sv) Overvakningsanordning for av ett dragfordon transporterat slepfordon
BE825453A (fr) Declencheur electromagnetique a haute sensibilite
SE7513940L (sv) Styranordning for positiv sekerhet