CN107636484B - 雷达系统中的减噪 - Google Patents

雷达系统中的减噪 Download PDF

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Publication number
CN107636484B
CN107636484B CN201680033886.7A CN201680033886A CN107636484B CN 107636484 B CN107636484 B CN 107636484B CN 201680033886 A CN201680033886 A CN 201680033886A CN 107636484 B CN107636484 B CN 107636484B
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signal
phase
frequency
noise
shifter
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CN107636484A (zh
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K·苏布拉吉
K·拉玛苏布拉马尼安
S·穆拉利
S·萨玛拉
K·丹杜
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Texas Instruments Inc
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Texas Instruments Inc
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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
    • 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
    • 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
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G01S7/038—Feedthrough nulling circuits
    • 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
    • G01S13/003—Bistatic radar systems; Multistatic radar 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
    • 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
    • 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
    • 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
    • G01S7/414—Discriminating targets with respect to background clutter
    • 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
    • G01S13/04—Systems determining presence of a target
    • 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
    • G01S7/356—Receivers involving particularities of FFT processing
    • 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
    • G01S7/358—Receivers using I/Q processing

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)
CN201680033886.7A 2015-04-15 2016-04-13 雷达系统中的减噪 Active CN107636484B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/687,617 US10101438B2 (en) 2015-04-15 2015-04-15 Noise mitigation in radar systems
US14/687,617 2015-04-15
PCT/US2016/027338 WO2016168334A1 (en) 2015-04-15 2016-04-13 Noise mitigation in radar systems

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Publication Number Publication Date
CN107636484A CN107636484A (zh) 2018-01-26
CN107636484B true CN107636484B (zh) 2022-05-03

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US (3) US10101438B2 (enExample)
EP (1) EP3283900B1 (enExample)
JP (3) JP6745282B2 (enExample)
CN (1) CN107636484B (enExample)
WO (1) WO2016168334A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2803526C1 (ru) * 2022-10-10 2023-09-14 Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный радиотехнический университет имени В.Ф. Уткина" Вычислитель для подавления помех

Families Citing this family (71)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10101438B2 (en) * 2015-04-15 2018-10-16 Texas Instruments Incorporated Noise mitigation in radar systems
US10274596B2 (en) * 2016-02-19 2019-04-30 Honeywell International Inc. Method and system for FMCW radar altimeter system height measurement resolution improvement
US10403960B2 (en) * 2016-03-31 2019-09-03 Dell Products L.P. System and method for antenna optimization
US9846228B2 (en) 2016-04-07 2017-12-19 Uhnder, Inc. Software defined automotive radar systems
US10261179B2 (en) 2016-04-07 2019-04-16 Uhnder, Inc. Software defined automotive radar
US9753121B1 (en) 2016-06-20 2017-09-05 Uhnder, Inc. Power control for improved near-far performance of radar systems
WO2018123204A1 (ja) * 2016-12-27 2018-07-05 株式会社ソシオネクスト レーダー装置
IL250253B (en) * 2017-01-24 2021-10-31 Arbe Robotics Ltd A method for separating targets and echoes from noise, in radar signals
US11454697B2 (en) 2017-02-10 2022-09-27 Uhnder, Inc. Increasing performance of a receive pipeline of a radar with memory optimization
WO2018146530A1 (en) 2017-02-10 2018-08-16 Uhnder, Inc. Reduced complexity fft-based correlation for automotive radar
WO2018146634A1 (en) 2017-02-10 2018-08-16 Uhnder, Inc. Increasing performance of a receive pipeline of a radar with memory optimization
DE102017110063A1 (de) 2017-03-02 2018-09-06 Friedrich-Alexander-Universität Erlangen-Nürnberg Verfahren und Vorrichtung zur Umfelderfassung
DE102017105783B4 (de) * 2017-03-17 2020-06-10 S.M.S Smart Microwave Sensors Gmbh Verfahren zum Bestimmen eines Abstandes und einer Geschwindigkeit eines Objektes
CN116545488A (zh) * 2017-03-28 2023-08-04 高通股份有限公司 基于距离的传输参数调节
DE102017110403A1 (de) * 2017-05-12 2018-11-15 Symeo Gmbh Verfahren und Vorrichtung zur Kompensation von Phasenrauschen
US11054500B2 (en) 2017-08-08 2021-07-06 Texas Instruments Incorporated Noise measurement in a radar system
DE102017119624A1 (de) * 2017-08-28 2019-04-18 HELLA GmbH & Co. KGaA Verfahren zum Betrieb eines Radarsystems eines Fahrzeuges
DE102017216867A1 (de) * 2017-09-25 2019-03-28 Robert Bosch Gmbh Verfahren und Radarsensor zur Reduktion des Einflusses von Störungen bei der Auswertung mindestens eines Empfangssignals
US11105890B2 (en) 2017-12-14 2021-08-31 Uhnder, Inc. Frequency modulated signal cancellation in variable power mode for radar applications
US10305611B1 (en) * 2018-03-28 2019-05-28 Qualcomm Incorporated Proximity detection using a hybrid transceiver
IL260695A (en) 2018-07-19 2019-01-31 Arbe Robotics Ltd Method and device for eliminating waiting times in a radar system
IL260694A (en) 2018-07-19 2019-01-31 Arbe Robotics Ltd Method and device for two-stage signal processing in a radar system
IL260696A (en) 2018-07-19 2019-01-31 Arbe Robotics Ltd Method and device for structured self-testing of radio frequencies in a radar system
US10943461B2 (en) * 2018-08-24 2021-03-09 Digital Global Systems, Inc. Systems, methods, and devices for automatic signal detection based on power distribution by frequency over time
EP3620810B1 (en) * 2018-09-05 2022-07-13 Nxp B.V. Radar interference detection
IL261636A (en) 2018-09-05 2018-10-31 Arbe Robotics Ltd Deflected MIMO antenna array for vehicle imaging radars
KR102090880B1 (ko) * 2018-10-11 2020-03-18 한국과학기술원 Fmcw 레이더에서의 누설 신호 감쇄 방법 및 그 레이더 시스템
EP3637127B1 (en) * 2018-10-12 2024-11-27 Axis AB Method, device, and system for interference reduction in a frequency-modulated continuous-wave radar unit
DE102018126034A1 (de) * 2018-10-19 2020-04-23 Infineon Technologies Ag Fmcw radar mit störsignalunterdrückung
US11474225B2 (en) 2018-11-09 2022-10-18 Uhnder, Inc. Pulse digital mimo radar system
US11947031B2 (en) * 2018-11-13 2024-04-02 Texas Instruments Incorporated Radar transceiver
US11047952B2 (en) * 2018-12-28 2021-06-29 Qualcomm Incorporated Mitigating mutual coupling leakage in small form factor devices
US11204410B2 (en) * 2019-02-11 2021-12-21 Nxp B.V. Radar-based communication
WO2020183392A1 (en) * 2019-03-12 2020-09-17 Uhnder, Inc. Method and apparatus for mitigation of low frequency noise in radar systems
US11448721B2 (en) * 2019-06-25 2022-09-20 Infineon Technologies Ag In device interference mitigation using sensor fusion
DE102019119974B4 (de) * 2019-07-24 2021-07-08 Infineon Technologies Ag Phasen-kalibrierung eines radarsystems mit übersprech-unterdrückung
US11555908B2 (en) * 2019-09-06 2023-01-17 International Business Machines Corporation Multi range radar system
DE102019124850B4 (de) * 2019-09-16 2021-08-12 Infineon Technologies Ag Phasenoptimierung für die verbesserte Detektion von Radarzielen
US20210149018A1 (en) * 2019-11-18 2021-05-20 Semiconductor Components Industries, Llc Minimizing phase noise in fmcw radar and detecting radar housing coating
US11726174B1 (en) * 2019-12-30 2023-08-15 Waymo Llc Methods and systems for removing transmit phase noise
US11899126B2 (en) 2020-01-13 2024-02-13 Uhnder, Inc. Method and system for multi-chip operation of radar systems
US11960000B2 (en) 2020-02-18 2024-04-16 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US12210092B1 (en) 2020-02-18 2025-01-28 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US11150341B2 (en) 2020-02-18 2021-10-19 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US11686839B1 (en) 2020-02-18 2023-06-27 HG Partners, LLC Continuous-wave radar system for detecting ferrous and non-ferrous metals in saltwater environments
US11550027B2 (en) 2020-05-04 2023-01-10 Nxp B.V. Predistortion technique for joint radar/communication systems
US12013484B2 (en) * 2020-05-20 2024-06-18 Infineon Technologies Ag Radar receiving system and method for compensating a phase error between radar receiving circuits
JP2022019391A (ja) * 2020-07-17 2022-01-27 株式会社村田製作所 レーダ装置
US11709221B2 (en) * 2020-09-08 2023-07-25 Texas Instruments Incorporated Noise-mitigated radar system
US11899095B2 (en) * 2020-09-17 2024-02-13 Texas Instruments Incorporated Doppler processing in frequency-modulated continuous wave radar systems using dither
WO2022061828A1 (zh) * 2020-09-27 2022-03-31 华为技术有限公司 一种雷达探测方法及相关装置
IL278587A (en) 2020-11-09 2022-06-01 Arbe Robotics Ltd Estimating an efficient direction of arrival using a low degree approximation
CN113009429B (zh) * 2021-03-16 2024-03-08 苏州锐武微电子有限公司 一种减轻fmcw雷达互干扰的设备
JP7433528B2 (ja) * 2021-06-21 2024-02-19 三菱電機株式会社 レーダ装置および干渉波抑圧装置
US12111411B1 (en) 2021-07-06 2024-10-08 Waymo Llc Automated generation of radar interference reduction training data for autonomous vehicle systems
US12189051B2 (en) * 2021-08-20 2025-01-07 Src Inc Discrete time adaptive notch filter
US12007465B2 (en) 2021-10-19 2024-06-11 Nxp B.V. Radar apparatus and method with content embedded in the radar signal
US20230124956A1 (en) * 2021-10-20 2023-04-20 AyDeeKay LLC dba Indie Semiconductor Signal-Adaptive and Time-Dependent Analog-to-Digital Conversion Rate in a Ranging Receiver
CN114355328B (zh) * 2021-12-29 2024-04-09 加特兰微电子科技(上海)有限公司 雷达信号处理方法、无线电信号处理方法及应用装置
US12248089B2 (en) * 2022-02-02 2025-03-11 Qualcomm Incorporated Frequency modulated continuous wave radar detection in the presence of phase noise
KR102864770B1 (ko) 2022-05-03 2025-09-25 성균관대학교산학협력단 차량용 레이다의 간섭 신호 처리 장치 및 방법
US12306338B2 (en) * 2022-06-06 2025-05-20 Kabushiki Kaisha Toshiba Full duplex radar positional feedback and update
CN114966701A (zh) * 2022-06-08 2022-08-30 苏州毫感科技有限公司 雷达检测系统和干扰消除方法
CN115267684B (zh) * 2022-08-04 2025-11-04 上海交通大学 复杂环境下的未知信号辨识方法和系统
CN115632718B (zh) * 2022-09-15 2023-07-28 华北电力大学（保定） 光纤射频信号稳定传输系统
WO2024116398A1 (ja) * 2022-12-02 2024-06-06 三菱電機株式会社 レーダ装置
US20240183935A1 (en) * 2022-12-05 2024-06-06 Qualcomm Incorporated Joint fmcw sensing and ofdm communications
US20250076460A1 (en) * 2023-09-06 2025-03-06 Intelligent Fusion Technology, Inc. Systems and methods for linear frequency-modulated continuous-wave (lfmcw) radar
CN118191775B (zh) * 2024-03-14 2024-11-05 中国工程物理研究院应用电子学研究所 一种高功率微波后门强耦合参数提取方法及装置
TWI898972B (zh) * 2024-08-26 2025-09-21 瑞昱半導體股份有限公司 雷達裝置及估計方法
CN119853730B (zh) * 2024-12-25 2025-11-11 南京理工大学 一种基于噪声调频信号正交循环移位扩频通信方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825214A (en) * 1986-08-27 1989-04-25 U.S. Philips Corporation Frequency-modulated continuous wave radar for range measuring
EP1681578A1 (de) * 2005-01-14 2006-07-19 Siemens Aktiengesellschaft Rauschunterdrückung für Radarsystem
CN101435871A (zh) * 2007-11-12 2009-05-20 株式会社电装 电子扫描雷达设备

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938764A1 (de) * 1978-09-26 1980-04-10 Hitachi Ltd Montageaufbau und schlitzstrahlersystem fuer radargeraete zum erfassen der geschwindigkeit von damit ausgeruesteten kraftfahrzeugen
US5600675A (en) * 1994-09-07 1997-02-04 General Electric Company Ultrasonic imager having improved bandwidth
JPH08262126A (ja) * 1995-03-22 1996-10-11 Mitsubishi Electric Corp レーダ受信機
US6525609B1 (en) * 1998-11-12 2003-02-25 Broadcom Corporation Large gain range, high linearity, low noise MOS VGA
JP2001091639A (ja) * 1999-09-27 2001-04-06 Toyota Central Res & Dev Lab Inc Ｆｍ−ｃｗレーダ装置
US6989782B2 (en) 2003-05-22 2006-01-24 General Atomics Ultra-wideband radar system using sub-band coded pulses
JP3944130B2 (ja) * 2003-07-08 2007-07-11 三菱電機株式会社 移動体のレ−ダ方式、レ−ダ装置、レーダ信号処理方法、及びレーダ信号処理装置
US7671720B1 (en) 2004-09-01 2010-03-02 Alien Technology Corporation Method and appratus for removing distortion in radio frequency signals
WO2006041338A1 (en) 2004-10-13 2006-04-20 Telefonaktiebolaget L M Ericsson (Publ) Improved wideband radar
CN101142758B (zh) * 2005-03-09 2011-04-27 欧姆龙株式会社 距离测量装置、距离测量方法及通信系统
JP4846481B2 (ja) * 2006-08-02 2011-12-28 株式会社豊田中央研究所 レーダ装置
US7304601B1 (en) * 2006-09-07 2007-12-04 Rosemount Tank Radar Ab Device and a method for accurate radar level gauging
JP2008199411A (ja) * 2007-02-14 2008-08-28 Omron Corp 周波数切替装置装置及びこれを利用したｒｆｉｄシステム、距離測定装置
CN102769523B (zh) 2007-03-16 2015-07-01 株式会社Ntt都科摩 通信系统、发送装置以及通信方法
WO2008134815A1 (en) 2007-05-04 2008-11-13 Teledyne Australia Pty Ltd. Collision avoidance system and method
US7737885B2 (en) 2007-08-01 2010-06-15 Infineon Technologies Ag Ramp linearization for FMCW radar using digital down-conversion of a sampled VCO signal
JP5410779B2 (ja) * 2009-02-17 2014-02-05 富士フイルム株式会社 超音波診断装置及び受信フォーカス処理方法
GB2472623A (en) 2009-08-12 2011-02-16 Thales Holdings Uk Plc Continuous wave radar with frequency shift keying
US8219059B2 (en) * 2009-11-13 2012-07-10 Ubiquiti Networks, Inc. Adjacent channel optimized receiver
EP2546675B1 (en) * 2010-03-09 2018-05-02 Furukawa Electric Co., Ltd. Pulse radar apparatus and control method thereof
IL206008A0 (en) * 2010-05-27 2011-02-28 Amir Meir Zilbershtain Transmit receive interference cancellation
JP4977806B2 (ja) * 2010-08-09 2012-07-18 パナソニック株式会社 レーダイメージング装置、イメージング方法及びそのプログラム
JP5267538B2 (ja) * 2010-11-05 2013-08-21 株式会社デンソー ピーク検出閾値の設定方法、物標情報生成装置、プログラム
DE102012017669A1 (de) * 2012-09-07 2014-03-13 Valeo Schalter Und Sensoren Gmbh Anordnung mit einem Verkleidungsteil und einem Radarsensor, Kraftfahrzeug und Verfahren zum Herstellen einer Anordnung
DE102013104485B4 (de) * 2013-05-02 2025-02-13 Infineon Technologies Ag Eine vorrichtung und ein verfahren zum bearbeiten eines empfangssignals und eine mischereinheit
US10101438B2 (en) * 2015-04-15 2018-10-16 Texas Instruments Incorporated Noise mitigation in radar systems
DE102016120185B4 (de) * 2016-10-24 2018-05-30 Infineon Technologies Ag Radar-Transceiver mit Kompensation von Phasenrauschen
JP6917735B2 (ja) * 2017-03-07 2021-08-11 パナソニック株式会社 レーダ装置及びレーダ方法
JP6909023B2 (ja) * 2017-03-14 2021-07-28 パナソニック株式会社 レーダ装置及びレーダ方法
DE102018112092A1 (de) * 2018-01-10 2019-07-11 Infineon Technologies Ag Integrierte mehrkanal-hf-schaltung mit phasenerfassung
CN109239708A (zh) * 2018-09-19 2019-01-18 天津大学 一种实现生命体征探测和短距离定位的双频电路结构

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4825214A (en) * 1986-08-27 1989-04-25 U.S. Philips Corporation Frequency-modulated continuous wave radar for range measuring
EP1681578A1 (de) * 2005-01-14 2006-07-19 Siemens Aktiengesellschaft Rauschunterdrückung für Radarsystem
CN101435871A (zh) * 2007-11-12 2009-05-20 株式会社电装 电子扫描雷达设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2803526C1 (ru) * 2022-10-10 2023-09-14 Федеральное государственное бюджетное образовательное учреждение высшего образования "Рязанский государственный радиотехнический университет имени В.Ф. Уткина" Вычислитель для подавления помех

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