ATE68888T1 - Verfahren zur messung des abstandes und/oder der relativen geschwindigkeit zwischen zwei objekten. - Google Patents

Verfahren zur messung des abstandes und/oder der relativen geschwindigkeit zwischen zwei objekten.

Info

Publication number
ATE68888T1
ATE68888T1 AT87900321T AT87900321T ATE68888T1 AT E68888 T1 ATE68888 T1 AT E68888T1 AT 87900321 T AT87900321 T AT 87900321T AT 87900321 T AT87900321 T AT 87900321T AT E68888 T1 ATE68888 T1 AT E68888T1
Authority
AT
Austria
Prior art keywords
signal
transmitter
receiver unit
pct
transmission
Prior art date
Application number
AT87900321T
Other languages
English (en)
Inventor
Bengt Hane
Original Assignee
Stiftelsen Inst Mikrovags
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 Stiftelsen Inst Mikrovags filed Critical Stiftelsen Inst Mikrovags
Application granted granted Critical
Publication of ATE68888T1 publication Critical patent/ATE68888T1/de

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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement
    • 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
    • G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
    • G01S13/38—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal wherein more than one modulation frequency is used

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AT87900321T 1985-12-12 1986-12-11 Verfahren zur messung des abstandes und/oder der relativen geschwindigkeit zwischen zwei objekten. ATE68888T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE8505889A SE456867B (sv) 1985-12-12 1985-12-12 Saett att uppmaeta avstaand och/eller hastighet mellan tvaa foeremaal
PCT/SE1986/000569 WO1987003697A1 (en) 1985-12-12 1986-12-11 A method for measuring the distance and/or the relative velocity between two objects
EP87900321A EP0248878B1 (de) 1985-12-12 1986-12-11 Verfahren zur messung des abstandes und/oder der relativen geschwindigkeit zwischen zwei objekten

Publications (1)

Publication Number Publication Date
ATE68888T1 true ATE68888T1 (de) 1991-11-15

Family

ID=20362445

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87900321T ATE68888T1 (de) 1985-12-12 1986-12-11 Verfahren zur messung des abstandes und/oder der relativen geschwindigkeit zwischen zwei objekten.

Country Status (8)

Country Link
US (1) US4851851A (de)
EP (1) EP0248878B1 (de)
JP (1) JPS63502132A (de)
AT (1) ATE68888T1 (de)
DE (1) DE3682197D1 (de)
NO (1) NO873100L (de)
SE (1) SE456867B (de)
WO (1) WO1987003697A1 (de)

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DE3821216A1 (de) * 1988-06-23 1989-12-28 Telefunken Electronic Gmbh Messsystem
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US5621417A (en) * 1995-06-07 1997-04-15 General Electric Company Method and mechanism for reduction of within-train reported data
SE507996C2 (sv) * 1996-09-18 1998-08-10 Celsiustech Electronics Ab Förfarande för att bestämma relativa hastigheten mellan två objekt under rörelse
FR2757639B1 (fr) * 1996-12-20 1999-03-26 Thomson Csf Radar de detection d'obstacles notamment pour vehicules automobiles
US6414626B1 (en) * 1999-08-20 2002-07-02 Micron Technology, Inc. Interrogators, wireless communication systems, methods of operating an interrogator, methods of operating a wireless communication system, and methods of determining range of a remote communication device
EP1253441B1 (de) * 2000-01-28 2010-04-07 Hitachi, Ltd. Entfernungsmessgerät
US6868073B1 (en) 2000-06-06 2005-03-15 Battelle Memorial Institute K1-53 Distance/ranging by determination of RF phase delta
US7580378B2 (en) * 2000-06-06 2009-08-25 Alien Technology Corporation Distance/ranging determination using relative phase data
US6577269B2 (en) * 2000-08-16 2003-06-10 Raytheon Company Radar detection method and apparatus
US6898415B2 (en) 2001-01-16 2005-05-24 Aeroscout, Inc. System and method for reducing multipath distortion in wireless distance measurement systems
US6859761B2 (en) 2001-01-16 2005-02-22 Bluesoft Ltd. Accurate distance measurement using RF techniques
US6731908B2 (en) 2001-01-16 2004-05-04 Bluesoft, Inc. Distance measurement using half-duplex RF techniques
DE10261098A1 (de) * 2002-12-20 2004-07-15 Siemens Ag Verfahren zur Abstandsbestimmung zwischen einer Basisstation und einem mobilen Objekt sowie Basisstation und Identifikationssystem für ein derartiges Verfahren
US7119738B2 (en) * 2004-03-01 2006-10-10 Symbol Technologies, Inc. Object location system and method using RFID
NL1029590C2 (nl) * 2005-07-22 2007-01-23 Nedap Nv Systeem voor detectie, locatie en identificatie door middel van frequency hopping en fasemeting.
US8107446B2 (en) * 2005-11-07 2012-01-31 Radiofy Llc Wireless RFID networking systems and methods
US8314736B2 (en) 2008-03-31 2012-11-20 Golba Llc Determining the position of a mobile device using the characteristics of received signals and a reference database
US20080143584A1 (en) * 2006-12-18 2008-06-19 Radiofy Llc, A California Limited Liability Company Method and system for determining the distance between an RFID reader and an RFID tag using phase
US8294554B2 (en) * 2006-12-18 2012-10-23 Radiofy Llc RFID location systems and methods
US8344949B2 (en) * 2008-03-31 2013-01-01 Golba Llc Wireless positioning approach using time-delay of signals with a known transmission pattern
DE102007042955A1 (de) * 2007-08-30 2009-03-05 Balluff Gmbh Mikrowellen-Näherungssensor und Verfahren zur Bestimmung des Abstands zwischen einem Zielobjekt und einem Messkopf eines Mikrowellen-Näherungssensors
US9829560B2 (en) 2008-03-31 2017-11-28 Golba Llc Determining the position of a mobile device using the characteristics of received signals and a reference database
US7800541B2 (en) * 2008-03-31 2010-09-21 Golba Llc Methods and systems for determining the location of an electronic device
US8279112B2 (en) * 2008-11-03 2012-10-02 Trimble Navigation Limited Methods and apparatuses for RFID tag range determination
US7791528B2 (en) * 2008-11-24 2010-09-07 Autoliv Asp, Inc. Method and apparatus for radar signal processing
US8188908B2 (en) * 2010-01-29 2012-05-29 Amtech Systems, LLC System and method for measurement of distance to a tag by a modulated backscatter RFID reader
US8742975B2 (en) 2010-04-27 2014-06-03 Amtech Systems, LLC System and method for microwave ranging to a target in presence of clutter and multi-path effects
EP3187893B1 (de) 2011-05-18 2022-07-06 Lambda: 4 Entwicklungen GmbH Verfahren zur bestimmung des standortes eines empfängers
US9227641B2 (en) 2013-05-03 2016-01-05 Thales Canada Inc Vehicle position determining system and method of using the same
FR3040498B1 (fr) * 2015-08-31 2018-02-09 Valeo Comfort And Driving Assistance Procede de determination d'une distance entre un vehicule et un identifiant d'acces et de demarrage du vehicule
JP2018048821A (ja) * 2016-09-20 2018-03-29 株式会社東海理化電機製作所 電波伝搬距離推定装置
JP6829833B2 (ja) * 2017-02-01 2021-02-17 株式会社東海理化電機製作所 電波伝搬距離推定装置
JP6881198B2 (ja) * 2017-09-29 2021-06-02 株式会社デンソーウェーブ 無線タグ移動検知装置
JP7155549B2 (ja) * 2018-03-13 2022-10-19 株式会社デンソーウェーブ 無線タグ移動検知装置

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FR1210627A (fr) * 1955-11-15 1960-03-09 South African Council Scientif Procédé et appareillage pour déterminer des positions relatives par le temps de transmission d'ondes
US3715753A (en) * 1964-05-13 1973-02-06 Gen Electric Coherent range and length resolution
US3315257A (en) * 1964-08-12 1967-04-18 Gerhard P Sauberlich Apparatus and method for geodeticsurveying system
US3514777A (en) * 1968-11-29 1970-05-26 Us Navy Pulse doppler radar with reduced range and doppler ambiguities
US3659293A (en) * 1970-06-02 1972-04-25 Bendix Corp Range-detecting doppler radar
US3697985A (en) * 1970-09-23 1972-10-10 Bendix Corp Rear end warning system for automobiles
US3766554A (en) * 1971-03-01 1973-10-16 Bendix Corp Range cutoff system for dual frequency cw radar
US3750172A (en) * 1971-06-02 1973-07-31 Bendix Corp Multifrequency cw radar with range cutoff
ZA723648B (en) * 1972-05-29 1973-09-26 South African Inventions Electronic means for resolving vernier measurements
JPS5243295B2 (de) * 1973-06-18 1977-10-29
US3898655A (en) * 1974-01-14 1975-08-05 Bendix Corp Variable range cut-off system for dual frequency CW radar
DE2553302A1 (de) * 1975-11-27 1977-06-02 Standard Elektrik Lorenz Ag Rueckstrahlortungsgeraet, insbesondere fuer kraftfahrzeuge
US4307397A (en) * 1977-12-05 1981-12-22 The South African Inventions Development Corporation Method of and apparatus for measuring distance
FR2481465A1 (fr) * 1980-04-25 1981-10-30 Trt Telecom Radio Electr Procede et dispositif pour la determination precise d'azimut a partir de la mesure de plusieurs dephasages
US4388622A (en) * 1981-04-15 1983-06-14 The United States Of America As Represented By The Secretary Of The Army Double sideband linear frequency modulation system for radar applications
US4646092A (en) * 1982-06-07 1987-02-24 Plessey South Africa Limited Method of and apparatus for continuous wave electromagnetic distance measurement of positioning
US4577150A (en) * 1982-06-09 1986-03-18 Plessey South Africa Limited Phase measuring method and apparatus

Also Published As

Publication number Publication date
US4851851A (en) 1989-07-25
SE8505889D0 (sv) 1985-12-12
NO873100D0 (no) 1987-07-23
SE456867B (sv) 1988-11-07
WO1987003697A1 (en) 1987-06-18
SE8505889L (sv) 1987-06-13
EP0248878A1 (de) 1987-12-16
JPS63502132A (ja) 1988-08-18
DE3682197D1 (de) 1991-11-28
EP0248878B1 (de) 1991-10-23
NO873100L (no) 1987-07-23

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