JPWO2020241233A1 - - Google Patents

Info

Publication number
JPWO2020241233A1
JPWO2020241233A1 JP2021522175A JP2021522175A JPWO2020241233A1 JP WO2020241233 A1 JPWO2020241233 A1 JP WO2020241233A1 JP 2021522175 A JP2021522175 A JP 2021522175A JP 2021522175 A JP2021522175 A JP 2021522175A JP WO2020241233 A1 JPWO2020241233 A1 JP WO2020241233A1
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.)
Granted
Application number
JP2021522175A
Other versions
JP7072723B2 (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 JPWO2020241233A1 publication Critical patent/JPWO2020241233A1/ja
Application granted granted Critical
Publication of JP7072723B2 publication Critical patent/JP7072723B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01S13/02—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
    • G01S13/343—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 using sawtooth modulation
    • 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
    • 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
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/583—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S13/584—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
    • G01S7/2922—Extracting wanted echo-signals based on data belonging to one radar period by using a controlled threshold
    • 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
    • G01S7/35—Details of non-pulse systems
    • G01S7/352—Receivers
    • G01S7/354—Extracting wanted echo-signals
    • 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
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity
    • 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
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/414—Discriminating targets with respect to background clutter

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP2021522175A 2019-05-29 2020-05-12 電子機器、電子機器の制御方法、及びプログラム Active JP7072723B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019100698 2019-05-29
JP2019100698 2019-05-29
PCT/JP2020/018945 WO2020241233A1 (ja) 2019-05-29 2020-05-12 電子機器、電子機器の制御方法、及びプログラム

Publications (2)

Publication Number Publication Date
JPWO2020241233A1 true JPWO2020241233A1 (ja) 2020-12-03
JP7072723B2 JP7072723B2 (ja) 2022-05-20

Family

ID=73552949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021522175A Active JP7072723B2 (ja) 2019-05-29 2020-05-12 電子機器、電子機器の制御方法、及びプログラム

Country Status (5)

Country Link
US (1) US20220221567A1 (ja)
EP (1) EP3978947A4 (ja)
JP (1) JP7072723B2 (ja)
CN (1) CN113785215A (ja)
WO (1) WO2020241233A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230341513A1 (en) * 2022-04-22 2023-10-26 Aptiv Technologies Limited Ordered-Statistics Ratio (OSR) Constant False Alarm Rate (CFAR) Detection with Empirical Data Fitting

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03138585A (ja) * 1989-10-25 1991-06-12 Mitsubishi Electric Corp レーダ信号処理装置
JP2006292597A (ja) * 2005-04-13 2006-10-26 Nec Corp レーダ信号処理装置及びそれに用いるｃｆａｒ処理方法
JP2006305337A (ja) * 2005-03-31 2006-11-09 Toshiba Corp 超音波診断装置及び超音波画像処理方法
US20070211916A1 (en) * 2004-03-27 2007-09-13 Smith Iain B Method Of Detecting A Target With A Cfar Thresholding Function Using Clutter Map Entries
JP2008170287A (ja) * 2007-01-12 2008-07-24 Japan Radio Co Ltd レーダ装置
US20100073218A1 (en) * 2008-09-24 2010-03-25 Lockheed Martin Corpration Method and apparatus for radar surveillance and detection of sea targets
US20150331098A1 (en) * 2012-12-19 2015-11-19 Valeo Schalter Und Sensoren Gmbh Method for setting a detection threshold for a received signal of a frequency-modulated continuous wave radar sensor of a motor vehicle on the basis of the noise level, radar sensor and motor vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3613952B2 (ja) 1997-10-30 2005-01-26 三菱電機株式会社 Ｆｍ−ｃｗレーダ装置
JP3348037B2 (ja) * 1999-03-30 2002-11-20 三菱電機株式会社 順位処理回路、該順位処理回路を用いたｏｓ−ｃｆａｒ回路，ｉａｇｃ回路，クラッタマップ回路及び２次元ｏｓ−ｃｆａｒ回路
JP6215543B2 (ja) * 2013-03-08 2017-10-18 日本無線株式会社 レーダ装置
EP3382419A1 (en) * 2017-03-27 2018-10-03 Melexis Technologies SA Method and apparatus for echo detection

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03138585A (ja) * 1989-10-25 1991-06-12 Mitsubishi Electric Corp レーダ信号処理装置
US20070211916A1 (en) * 2004-03-27 2007-09-13 Smith Iain B Method Of Detecting A Target With A Cfar Thresholding Function Using Clutter Map Entries
JP2006305337A (ja) * 2005-03-31 2006-11-09 Toshiba Corp 超音波診断装置及び超音波画像処理方法
JP2006292597A (ja) * 2005-04-13 2006-10-26 Nec Corp レーダ信号処理装置及びそれに用いるｃｆａｒ処理方法
JP2008170287A (ja) * 2007-01-12 2008-07-24 Japan Radio Co Ltd レーダ装置
US20100073218A1 (en) * 2008-09-24 2010-03-25 Lockheed Martin Corpration Method and apparatus for radar surveillance and detection of sea targets
US20150331098A1 (en) * 2012-12-19 2015-11-19 Valeo Schalter Und Sensoren Gmbh Method for setting a detection threshold for a received signal of a frequency-modulated continuous wave radar sensor of a motor vehicle on the basis of the noise level, radar sensor and motor vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ROHLING, HERMANN: ""Ordered statistic CFAR technique - an overview"", 2011 12TH INTERNATIONAL RADAR SYMPOSIUM (IRS), JPN6020025760, September 2011 (2011-09-01), ISSN: 0004673817 *

Also Published As

Publication number Publication date
CN113785215A (zh) 2021-12-10
WO2020241233A1 (ja) 2020-12-03
EP3978947A4 (en) 2023-06-14
EP3978947A1 (en) 2022-04-06
JP7072723B2 (ja) 2022-05-20
US20220221567A1 (en) 2022-07-14

Similar Documents

Publication Publication Date Title
BR112019017762A2 (ja)
BR112021017339A2 (ja)
BR112021013854A2 (ja)
BR112019016141A2 (ja)
BR112021017738A2 (ja)
BR112019016138A2 (ja)
BR112019016142A2 (ja)
BR112021017728A2 (ja)
BR112021017234A2 (ja)
BR112021017173A2 (ja)
BR112021017083A2 (ja)
BR112021017637A2 (ja)
BR112021008711A2 (ja)
BR112021012348A2 (ja)
BR112021017703A2 (ja)
BR112021013944A2 (ja)
BR112021013128A2 (ja)
JPWO2021074949A1 (ja)
BR112021017732A2 (ja)
BR112021015080A2 (ja)
JPWO2020241234A1 (ja)
JPWO2020241233A1 (ja)
BR112021016205A2 (ja)
BR112021016996A2 (ja)
BR112021017010A2 (ja)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211124

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20211124

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220104

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220301

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220419

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220510

R150 Certificate of patent or registration of utility model

Ref document number: 7072723

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150