FI943169A - Passiivinen pinta-aaltoanturi, joka on langattomasti kyseltävä - Google Patents

Passiivinen pinta-aaltoanturi, joka on langattomasti kyseltävä Download PDF

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Publication number
FI943169A
FI943169A FI943169A FI943169A FI943169A FI 943169 A FI943169 A FI 943169A FI 943169 A FI943169 A FI 943169A FI 943169 A FI943169 A FI 943169A FI 943169 A FI943169 A FI 943169A
Authority
FI
Finland
Prior art keywords
sensor
surface wave
chirped
measured value
wave sensor
Prior art date
Application number
FI943169A
Other languages
English (en)
Swedish (sv)
Other versions
FI943169A0 (fi
Inventor
Leonhard Reindl
Folkhard Mueller
Clemens Ruppel
Wolf-Eckhart Bulst
Franz Seifert
Original Assignee
Siemens Ag
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
Priority claimed from DE19924200076 external-priority patent/DE4200076A1/de
Priority claimed from DE19924217049 external-priority patent/DE4217049A1/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of FI943169A0 publication Critical patent/FI943169A0/fi
Publication of FI943169A publication Critical patent/FI943169A/fi

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • 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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/755—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using delay lines, e.g. acoustic delay lines
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/0672—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with resonating marks
    • G06K19/0675—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with resonating marks the resonating marks being of the surface acoustic wave [SAW] kind
    • 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
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Electromagnetism (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measuring Fluid Pressure (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FI943169A 1992-01-03 1994-07-01 Passiivinen pinta-aaltoanturi, joka on langattomasti kyseltävä FI943169A (fi)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19924200076 DE4200076A1 (de) 1992-01-03 1992-01-03 Passiver oberflaechenwellen-sensor, der drahtlos abfragbar ist
DE19924217049 DE4217049A1 (de) 1992-05-22 1992-05-22 Passiver Oberflächenwellen-Sensor, der drahtlos abfragbar ist
PCT/DE1992/001075 WO1993013495A1 (de) 1992-01-03 1992-12-21 Passiver oberflächenwellen-sensor, der drahtlos abfrabgar ist

Publications (2)

Publication Number Publication Date
FI943169A0 FI943169A0 (fi) 1994-07-01
FI943169A true FI943169A (fi) 1994-07-01

Family

ID=25910809

Family Applications (1)

Application Number Title Priority Date Filing Date
FI943169A FI943169A (fi) 1992-01-03 1994-07-01 Passiivinen pinta-aaltoanturi, joka on langattomasti kyseltävä

Country Status (12)

Country Link
US (1) US6144332A (fi)
EP (1) EP0619906B1 (fi)
JP (1) JP3315984B2 (fi)
KR (1) KR100265468B1 (fi)
AT (1) ATE135836T1 (fi)
AU (1) AU662196B2 (fi)
CA (1) CA2127282C (fi)
DE (1) DE59205787D1 (fi)
FI (1) FI943169A (fi)
NO (1) NO307808B1 (fi)
RU (1) RU2105993C1 (fi)
WO (1) WO1993013495A1 (fi)

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NO942462D0 (no) 1994-06-29
ATE135836T1 (de) 1996-04-15
EP0619906B1 (de) 1996-03-20
US6144332A (en) 2000-11-07
JPH07502613A (ja) 1995-03-16
FI943169A0 (fi) 1994-07-01
KR100265468B1 (ko) 2000-09-15
NO307808B1 (no) 2000-05-29
CA2127282C (en) 2004-05-18
WO1993013495A1 (de) 1993-07-08
AU662196B2 (en) 1995-08-24
NO942462L (no) 1994-09-02
CA2127282A1 (en) 1993-07-08
KR940704031A (ko) 1994-12-12
RU2105993C1 (ru) 1998-02-27
DE59205787D1 (de) 1996-04-25
JP3315984B2 (ja) 2002-08-19
AU3253793A (en) 1993-07-28
EP0619906A1 (de) 1994-10-19

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