CA3217277A1 - Method and arrangement for evaluating a distance between at least two antenna units - Google Patents

Method and arrangement for evaluating a distance between at least two antenna units Download PDF

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Publication number
CA3217277A1
CA3217277A1 CA3217277A CA3217277A CA3217277A1 CA 3217277 A1 CA3217277 A1 CA 3217277A1 CA 3217277 A CA3217277 A CA 3217277A CA 3217277 A CA3217277 A CA 3217277A CA 3217277 A1 CA3217277 A1 CA 3217277A1
Authority
CA
Canada
Prior art keywords
signal
antenna unit
antenna
phase
unit
Prior art date
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
CA3217277A
Other languages
English (en)
French (fr)
Inventor
Kari Leppanen
Jussi SALMI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koherent Oy
Original Assignee
Koherent Oy
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 Koherent Oy filed Critical Koherent Oy
Publication of CA3217277A1 publication Critical patent/CA3217277A1/en
Pending legal-status Critical Current

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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G01S7/026—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects involving the transmission of elliptically or circularly polarised waves
    • 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
    • G01S13/74—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
    • G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4021—Means for monitoring or calibrating of parts of a radar system of receivers

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)
CA3217277A 2021-06-11 2022-05-25 Method and arrangement for evaluating a distance between at least two antenna units Pending CA3217277A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20215682 2021-06-11
FI20215682 2021-06-11
PCT/FI2022/050363 WO2022258883A1 (en) 2021-06-11 2022-05-25 Method and arrangement for evaluating a distance between at least two antenna units

Publications (1)

Publication Number Publication Date
CA3217277A1 true CA3217277A1 (en) 2022-12-15

Family

ID=82058440

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3217277A Pending CA3217277A1 (en) 2021-06-11 2022-05-25 Method and arrangement for evaluating a distance between at least two antenna units

Country Status (6)

Country Link
US (1) US20240248168A1 (https=)
EP (1) EP4352542A1 (https=)
JP (1) JP7836839B2 (https=)
AU (1) AU2022288587A1 (https=)
CA (1) CA3217277A1 (https=)
WO (1) WO2022258883A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2023277769A1 (en) * 2022-05-25 2024-10-17 Koherent Oy Method and arrangement for determining at least one distance between antennas

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5797704A (en) * 1980-12-10 1982-06-17 Susumu Kato Method for correcting phase of antenna array
US6768456B1 (en) * 1992-09-11 2004-07-27 Ball Aerospace & Technologies Corp. Electronically agile dual beam antenna system
JP2884986B2 (ja) * 1993-04-14 1999-04-19 松下電器産業株式会社 移動体識別システム
JP3058007B2 (ja) * 1994-05-31 2000-07-04 日本電気株式会社 アンテナ給電装置
JP4967218B2 (ja) 2003-07-01 2012-07-04 三菱電機株式会社 レーダ装置
AU2003290492A1 (en) * 2003-12-22 2005-07-14 Telefonaktiebolaget Lm Ericsson (Publ) Method and system of communications
JP2009236659A (ja) 2008-03-27 2009-10-15 Toto Ltd 電波センサ
US9271258B2 (en) * 2014-06-02 2016-02-23 Ensco, Inc. Distance and velocity measurements using carrier signals
US9829574B2 (en) * 2014-06-02 2017-11-28 Ensco, Inc. Carrier phase distance and velocity measurements
AU2016371057A1 (en) * 2015-12-17 2018-07-19 Humatics Corporation Radio-frequency localization techniques and associated systems, devices, and methods
JP2018194329A (ja) 2017-05-12 2018-12-06 株式会社東海理化電機製作所 伝搬距離推定装置
US10090944B1 (en) 2018-02-12 2018-10-02 Humatics Corporation Wide band radio-frequency localization devices and associated systems and methods
WO2020205369A1 (en) * 2019-03-29 2020-10-08 Denso International America, Inc. Passive entry/passive start systems implementing carrier phase based ranging with music style eigenvalue decomposition for distance determinations

Also Published As

Publication number Publication date
AU2022288587A1 (en) 2023-11-16
JP2024521318A (ja) 2024-05-31
JP7836839B2 (ja) 2026-03-27
US20240248168A1 (en) 2024-07-25
WO2022258883A1 (en) 2022-12-15
EP4352542A1 (en) 2024-04-17

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