DE112021007885T5 - Radarapparat und interferenzwellenvermeidungsvorrichtung - Google Patents

Radarapparat und interferenzwellenvermeidungsvorrichtung Download PDF

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Publication number
DE112021007885T5
DE112021007885T5 DE112021007885.2T DE112021007885T DE112021007885T5 DE 112021007885 T5 DE112021007885 T5 DE 112021007885T5 DE 112021007885 T DE112021007885 T DE 112021007885T DE 112021007885 T5 DE112021007885 T5 DE 112021007885T5
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DE
Germany
Prior art keywords
frequency
wave
interference wave
signal
received
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
DE112021007885.2T
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German (de)
English (en)
Inventor
Tatsuya Kamimura
Osamu Wada
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE112021007885T5 publication Critical patent/DE112021007885T5/de
Pending legal-status Critical Current

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    • 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
    • G01S13/88—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
    • G01S7/021—Auxiliary means for detecting or identifying radar signals or the like, e.g. radar jamming 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
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G01S7/0232—Avoidance by frequency multiplex
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE112021007885.2T 2021-06-25 2021-06-25 Radarapparat und interferenzwellenvermeidungsvorrichtung Pending DE112021007885T5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/024159 WO2022269907A1 (ja) 2021-06-25 2021-06-25 レーダ装置および干渉波回避装置

Publications (1)

Publication Number Publication Date
DE112021007885T5 true DE112021007885T5 (de) 2024-04-11

Family

ID=84544375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021007885.2T Pending DE112021007885T5 (de) 2021-06-25 2021-06-25 Radarapparat und interferenzwellenvermeidungsvorrichtung

Country Status (4)

Country Link
US (1) US20240288532A1 (https=)
JP (1) JP7511763B2 (https=)
DE (1) DE112021007885T5 (https=)
WO (1) WO2022269907A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115801216A (zh) * 2023-02-06 2023-03-14 中国人民解放军火箭军工程大学 一种基于侦查干扰系统波形复用的高精度时统方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6351910U (https=) 1986-09-22 1988-04-07

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542657A (en) * 1983-08-26 1985-09-24 General Electric Company Time domain technique to determine mean frequency
US7683827B2 (en) * 2004-12-15 2010-03-23 Valeo Radar Systems, Inc. System and method for reducing the effect of a radar interference signal
JP4519797B2 (ja) * 2006-03-30 2010-08-04 富士通テン株式会社 車載レーダ装置及び車載レーダ管制システム
JP5130034B2 (ja) * 2006-12-27 2013-01-30 株式会社デンソーアイティーラボラトリ 電子走査式レーダ装置
JP5093051B2 (ja) * 2008-10-28 2012-12-05 トヨタ自動車株式会社 レーダ装置
JP6037625B2 (ja) * 2012-03-12 2016-12-07 東京計器株式会社 レーダ干渉除去装置及びレーダ干渉除去方法
DE102014226073A1 (de) * 2014-12-16 2016-06-16 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben eines Radarsystems eines Kraftfahrzeugs
WO2016164263A1 (en) * 2015-04-08 2016-10-13 Imra America, Inc. Systems and methods for low noise frequency multiplication, division, and synchronization
JP6351910B2 (ja) * 2016-04-05 2018-07-04 三菱電機株式会社 周波数変調回路、ｆｍ−ｃｗレーダおよび高速変調レーダ
IL255982A (en) * 2017-11-29 2018-01-31 Arbe Robotics Ltd Detection, mitigation and prevention of mutual interference between fixed water radars in vehicles
DE102018102816B3 (de) * 2018-02-08 2019-07-04 Infineon Technologies Ag Radar mit phasenkorrektur
CN111337917B (zh) * 2020-03-17 2023-04-28 重庆邮电大学 基于变步长插值迭代的fmcw雷达高精度距离估计方法
US11668805B2 (en) * 2020-09-04 2023-06-06 Ours Technology, Llc Multiple target LIDAR system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6351910U (https=) 1986-09-22 1988-04-07

Also Published As

Publication number Publication date
JPWO2022269907A1 (https=) 2022-12-29
JP7511763B2 (ja) 2024-07-05
US20240288532A1 (en) 2024-08-29
WO2022269907A1 (ja) 2022-12-29

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