GR1002832B - Εξειδικευμενο ρανταρ υπερηχων που λειτουργει ως ηλεκτρονικος διακοπτης υπακουοντας σε καταλληλο νευμα απο χερι ανθρωπου. - Google Patents

Εξειδικευμενο ρανταρ υπερηχων που λειτουργει ως ηλεκτρονικος διακοπτης υπακουοντας σε καταλληλο νευμα απο χερι ανθρωπου.

Info

Publication number
GR1002832B
GR1002832B GR960100370A GR960100370A GR1002832B GR 1002832 B GR1002832 B GR 1002832B GR 960100370 A GR960100370 A GR 960100370A GR 960100370 A GR960100370 A GR 960100370A GR 1002832 B GR1002832 B GR 1002832B
Authority
GR
Greece
Prior art keywords
specialised
functioning
electronic switch
radar
ultrsonic
Prior art date
Application number
GR960100370A
Other languages
English (en)
Inventor
Original Assignee
.
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 . filed Critical .
Publication of GR1002832B publication Critical patent/GR1002832B/el

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GR960100370A 1996-10-23 1996-10-23 Εξειδικευμενο ρανταρ υπερηχων που λειτουργει ως ηλεκτρονικος διακοπτης υπακουοντας σε καταλληλο νευμα απο χερι ανθρωπου. GR1002832B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR96100370 1996-10-23

Publications (1)

Publication Number Publication Date
GR1002832B true GR1002832B (el) 1997-12-23

Family

ID=10942534

Family Applications (1)

Application Number Title Priority Date Filing Date
GR960100370A GR1002832B (el) 1996-10-23 1996-10-23 Εξειδικευμενο ρανταρ υπερηχων που λειτουργει ως ηλεκτρονικος διακοπτης υπακουοντας σε καταλληλο νευμα απο χερι ανθρωπου.

Country Status (1)

Country Link
GR (1) GR1002832B (el)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4541080A (en) * 1981-10-30 1985-09-10 Uro Denshi Kogyo Kabushiki Kaisha Ultrasonic alarm device
US4661720A (en) * 1986-06-09 1987-04-28 The Watt Watcher, Inc. Occupancy sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4541080A (en) * 1981-10-30 1985-09-10 Uro Denshi Kogyo Kabushiki Kaisha Ultrasonic alarm device
US4661720A (en) * 1986-06-09 1987-04-28 The Watt Watcher, Inc. Occupancy sensor

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