JPS508918B1 - - Google Patents

Info

Publication number
JPS508918B1
JPS508918B1 JP45063299A JP6329970A JPS508918B1 JP S508918 B1 JPS508918 B1 JP S508918B1 JP 45063299 A JP45063299 A JP 45063299A JP 6329970 A JP6329970 A JP 6329970A JP S508918 B1 JPS508918 B1 JP S508918B1
Authority
JP
Japan
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.)
Pending
Application number
JP45063299A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS508918B1 publication Critical patent/JPS508918B1/ja
Pending 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
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • 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
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane

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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP45063299A 1969-07-21 1970-07-21 Pending JPS508918B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3666169 1969-07-21

Publications (1)

Publication Number Publication Date
JPS508918B1 true JPS508918B1 (enrdf_load_stackoverflow) 1975-04-08

Family

ID=10390128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45063299A Pending JPS508918B1 (enrdf_load_stackoverflow) 1969-07-21 1970-07-21

Country Status (6)

Country Link
JP (1) JPS508918B1 (enrdf_load_stackoverflow)
DE (1) DE2035434A1 (enrdf_load_stackoverflow)
GB (1) GB1316087A (enrdf_load_stackoverflow)
IL (1) IL34921A0 (enrdf_load_stackoverflow)
NL (1) NL7010766A (enrdf_load_stackoverflow)
ZA (1) ZA704716B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2129824B1 (enrdf_load_stackoverflow) * 1971-03-15 1974-05-31 Radiotechnique Compelec
JPS5910630Y2 (ja) 1976-03-19 1984-04-03 ホーチキ株式会社 移動物体警報装置
US4122427A (en) * 1976-06-24 1978-10-24 Herbert Karsh Motion monitor
ES2859780T3 (es) 2009-09-01 2021-10-04 G4S Monitoring Tech Limited Sensores de proximidad

Also Published As

Publication number Publication date
NL7010766A (enrdf_load_stackoverflow) 1971-01-25
IL34921A0 (en) 1970-12-24
ZA704716B (en) 1971-04-28
DE2035434A1 (de) 1971-02-11
GB1316087A (en) 1973-05-09

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