DK124905B - Apparat til påvisning af bevægelse ved Dopper-effekten. - Google Patents

Apparat til påvisning af bevægelse ved Dopper-effekten.

Info

Publication number
DK124905B
DK124905B DK325068AA DK325068A DK124905B DK 124905 B DK124905 B DK 124905B DK 325068A A DK325068A A DK 325068AA DK 325068 A DK325068 A DK 325068A DK 124905 B DK124905 B DK 124905B
Authority
DK
Denmark
Prior art keywords
detecting motion
dopper
effect
dopper effect
motion
Prior art date
Application number
DK325068AA
Other languages
English (en)
Inventor
J Bloice
Original Assignee
Memco 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 Memco Ltd filed Critical Memco Ltd
Publication of DK124905B publication Critical patent/DK124905B/da

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B9/00—Generation of oscillations using transit-time effects
    • H03B9/12—Generation of oscillations using transit-time effects using solid state devices, e.g. Gunn-effect devices
    • H03B9/14—Generation of oscillations using transit-time effects using solid state devices, e.g. Gunn-effect devices and elements comprising distributed inductance and capacitance
    • H03B9/145—Generation of oscillations using transit-time effects using solid state devices, e.g. Gunn-effect devices and elements comprising distributed inductance and capacitance the frequency being determined by a cavity resonator, e.g. a hollow waveguide cavity or a coaxial cavity

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Burglar Alarm Systems (AREA)
DK325068AA 1967-07-03 1968-07-02 Apparat til påvisning af bevægelse ved Dopper-effekten. DK124905B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30514/67A GB1205636A (en) 1967-07-03 1967-07-03 Doppler apparatus

Publications (1)

Publication Number Publication Date
DK124905B true DK124905B (da) 1972-12-04

Family

ID=10308869

Family Applications (1)

Application Number Title Priority Date Filing Date
DK325068AA DK124905B (da) 1967-07-03 1968-07-02 Apparat til påvisning af bevægelse ved Dopper-effekten.

Country Status (5)

Country Link
US (1) US3512155A (da)
DE (2) DE1996940U (da)
DK (1) DK124905B (da)
GB (1) GB1205636A (da)
NL (1) NL6809260A (da)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1214833A (en) * 1967-03-31 1970-12-02 Nat Res Dev Radar apparatus and systems
GB1279029A (en) * 1969-10-09 1972-06-21 Pye Ltd Radar apparatus
GB1348782A (en) * 1970-03-20 1974-03-20 Microwave & Electronic Syst Target detection by doppler shift
US3691558A (en) * 1970-06-25 1972-09-12 Entron Inc Moving object microwave detection system
US3750162A (en) * 1970-07-23 1973-07-31 Garside Corp Alarm system
US3742497A (en) * 1970-08-19 1973-06-26 Toyota Motor Co Ltd Safety device for vehicle passengers
US3739392A (en) * 1971-07-29 1973-06-12 Sperry Rand Corp Base-band radiation and reception system
GB1378754A (en) * 1971-09-07 1974-12-27 Peak Technologies Ltd Patient monitoring
US3815131A (en) * 1971-11-29 1974-06-04 Sperry Rand Corp Cw surveillance radar system
FR2165755B1 (da) * 1971-12-29 1977-01-14 Sfim
US3803599A (en) * 1972-01-26 1974-04-09 Johnson Service Co Motion detection system
US3886549A (en) * 1972-03-24 1975-05-27 Omni Spectra Inc Intrusion detection system
US4143370A (en) * 1972-05-20 1979-03-06 Toyota Kogyo Kabushiki Kaisha Vehicle collision anticipating method and device
GB1379848A (en) * 1972-07-25 1975-01-08 Peak Technologies Ltd Patient monitoring
US3932871A (en) * 1972-09-11 1976-01-13 Sperry Rand Corporation FM/CW surveillance radar system with range gating
US3980998A (en) * 1975-09-05 1976-09-14 Contronic Controls Limited Intrusion alarms
US4484193A (en) * 1975-11-06 1984-11-20 Lockheed Electronics Corp. Radar apparatus for detecting and/or classifying an agitated reflective target when relative translation obtains
US4641137A (en) * 1975-11-06 1987-02-03 Lockheed Electronics Co., Inc. Radar apparatus for determining range to an agitated reflective target
US4490718A (en) * 1975-11-06 1984-12-25 Lockheed Electronics Co., Inc. Radar apparatus for detecting and/or classifying an agitated reflective target
US4641138A (en) * 1975-11-06 1987-02-03 Lockheed Electronics Co., Inc. Radar apparatus for detecting an agitated reflective target
USD245404S (en) * 1976-07-28 1977-08-16 Autotronics, Inc. Police radar detector
FR2399037A1 (fr) * 1977-07-28 1979-02-23 Petrovsky Viktor Appareil radar utilisant l'effet doppler pour mesurer la vitesse de vehicules
US4613989A (en) * 1984-09-28 1986-09-23 Cincinnati Microwave, Inc. Police radar warning receiver
US4686499A (en) * 1984-09-28 1987-08-11 Cincinnati Microwave, Inc. Police radar warning receiver with cantilevered PC board structure
US5330226A (en) * 1992-12-04 1994-07-19 Trw Vehicle Safety Systems Inc. Method and apparatus for detecting an out of position occupant
US5482314A (en) * 1994-04-12 1996-01-09 Aerojet General Corporation Automotive occupant sensor system and method of operation by sensor fusion
US6026340A (en) * 1998-09-30 2000-02-15 The Robert Bosch Corporation Automotive occupant sensor system and method of operation by sensor fusion

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805335A (en) * 1953-08-19 1957-09-03 Gen Railway Signal Co Resonant cavity resonator
US2859435A (en) * 1955-11-08 1958-11-04 Gen Railway Signal Co Speed measuring system
US3187329A (en) * 1960-09-30 1965-06-01 Lab For Electronics Inc Apparatus for vehicular speed measurements
US3181151A (en) * 1963-04-22 1965-04-27 Robert W Clouser Doppler radar antenna system
FR1499442A (fr) * 1966-09-16 1967-10-27 Sfim Perfectionnements apportés aux appareils radar à effet doppler
US3383678A (en) * 1966-12-23 1968-05-14 Advanced Devices Lab Inc Moving object detection system

Also Published As

Publication number Publication date
DE1766674C3 (da) 1975-02-13
DE1766674B2 (de) 1974-07-04
US3512155A (en) 1970-05-12
DE1996940U (de) 1968-11-21
GB1205636A (en) 1970-09-16
NL6809260A (da) 1969-01-07
DE1766674A1 (de) 1972-03-23

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