CN108474840B - 用于雷达系统中的失配的数字补偿 - Google Patents

用于雷达系统中的失配的数字补偿 Download PDF

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Publication number
CN108474840B
CN108474840B CN201780007449.2A CN201780007449A CN108474840B CN 108474840 B CN108474840 B CN 108474840B CN 201780007449 A CN201780007449 A CN 201780007449A CN 108474840 B CN108474840 B CN 108474840B
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China
Prior art keywords
digital
signal
filter
mismatch
response
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English (en)
Chinese (zh)
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CN108474840A (zh
Inventor
S·穆拉里
K·斯巴拉吉
K·拉马苏布拉曼安
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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
    • G01S7/35—Details of non-pulse systems
    • G01S7/352—Receivers
    • 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
    • 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
    • G01S7/40—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
    • 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
    • G01S7/4052—Means for monitoring or calibrating by simulation of echoes
    • G01S7/406—Means for monitoring or calibrating by simulation of echoes using internally generated reference signals, e.g. via delay line, via RF or IF signal injection or via integrated reference reflector or transponder

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)
CN201780007449.2A 2016-01-22 2017-01-23 用于雷达系统中的失配的数字补偿 Active CN108474840B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/004,443 US11054499B2 (en) 2016-01-22 2016-01-22 Digital compensation for mismatches in a radar system
US15/004,443 2016-01-22
PCT/US2017/014573 WO2017127809A1 (en) 2016-01-22 2017-01-23 Digital compensation for mismatches in a radar system

Publications (2)

Publication Number Publication Date
CN108474840A CN108474840A (zh) 2018-08-31
CN108474840B true CN108474840B (zh) 2024-01-09

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CN201780007449.2A Active CN108474840B (zh) 2016-01-22 2017-01-23 用于雷达系统中的失配的数字补偿

Country Status (5)

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US (2) US11054499B2 (enExample)
EP (1) EP3405807B1 (enExample)
JP (1) JP6969562B2 (enExample)
CN (1) CN108474840B (enExample)
WO (1) WO2017127809A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10989793B2 (en) * 2017-12-01 2021-04-27 Electromagnetic Systems, Inc. Adaptive correction of radar channel-to-channel time-dependent errors
US10432240B1 (en) 2018-05-22 2019-10-01 Micron Technology, Inc. Wireless devices and systems including examples of compensating power amplifier noise
DE102018208992A1 (de) * 2018-06-07 2019-12-12 Robert Bosch Gmbh Radarsensorsystem
CN110504994B (zh) * 2018-06-17 2022-04-12 霍一鸣 用于分布式相阵控多入多出系统的实用设计技术
CN109283518B (zh) * 2018-10-29 2020-12-04 湖南迈克森伟电子科技有限公司 一种测距系统
US11754672B2 (en) 2019-05-13 2023-09-12 Gm Cruise Holdings Llc RADAR cross section compensation for calibration of vehicle RADAR
US10763905B1 (en) 2019-06-07 2020-09-01 Micron Technology, Inc. Wireless devices and systems including examples of mismatch correction scheme
EP3819660B1 (en) * 2019-11-05 2025-01-08 NXP USA, Inc. Radar transmitter module for digital modulation
DE102019132149A1 (de) * 2019-11-27 2021-05-27 Endress+Hauser SE+Co. KG FMCW-basiertes Abstandsmessgerät
US10972139B1 (en) 2020-04-15 2021-04-06 Micron Technology, Inc. Wireless devices and systems including examples of compensating power amplifier noise with neural networks or recurrent neural networks
US11496341B2 (en) 2020-08-13 2022-11-08 Micron Technology, Inc. Wireless devices and systems including examples of compensating I/Q imbalance with neural networks or recurrent neural networks
CN112350672B (zh) * 2020-11-19 2023-01-24 垣矽技术(青岛)有限公司 具有数字补偿功能的if芯片及其数字补偿方法
US11942974B2 (en) * 2021-07-21 2024-03-26 Pharrowtech Bv Millimeter wave radio calibration circuit
CN114814763A (zh) * 2022-03-03 2022-07-29 中路云网(福建)信息科技有限公司 一种基于soc体系芯片的毫米波雷达长距离目标识别方法
KR102405095B1 (ko) * 2022-03-28 2022-06-07 한화시스템(주) 완전 디지털 레이더 시스템 및 이의 다중 채널 보정 방법
US12235386B2 (en) * 2022-04-27 2025-02-25 GM Global Technology Operations LLC System and method for dynamic calibration of radar
CN119148073B (zh) * 2023-06-14 2025-07-18 加特兰微电子科技(上海)有限公司 接收信号补偿方法、装置、集成电路及无线电器件
WO2024255887A1 (zh) * 2023-06-14 2024-12-19 加特兰微电子科技(上海)有限公司 信号处理方法及链路、目标检测方法、电子设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7782235B1 (en) * 2007-04-30 2010-08-24 V Corp Technologies, Inc. Adaptive mismatch compensators and methods for mismatch compensation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2239681C (en) * 1997-06-10 2007-08-21 Xinping Huang In-phase and quadrature signal regeneration
US20080207146A1 (en) * 2001-12-20 2008-08-28 Agency For Science Technology And Research High Dynamic Range Receiver
US7187916B2 (en) * 2003-02-07 2007-03-06 Broadcom Corporation Method and system for measuring receiver mixer IQ mismatch
US8027376B2 (en) * 2003-02-07 2011-09-27 Broadcom Corporation Method and system for measuring IQ path mismatch
KR100524326B1 (ko) * 2003-12-08 2005-10-31 한밭대학교 산학협력단 직접변환 낮은 중간주파수 방식 상향변환에 의한 동위상채널과 직교채널간 부정합 추출 장치와 그를 이용한 직접변환 디지털 직교 송신 시스템 및 그 방법
WO2005069037A1 (ja) * 2004-01-15 2005-07-28 Fujitsu Ten Limited レーダ装置
US7675999B2 (en) * 2006-03-16 2010-03-09 Intel Corporation Multicarrier receiver and method with phase noise reduced signal
US7830954B2 (en) * 2006-06-14 2010-11-09 Broadcom Corporation Method and apparatus for I/Q imbalance compensation
US8351874B2 (en) * 2008-04-08 2013-01-08 Telefonaktiebolaget Lm Ericsson (Publ) System and method for adaptive antenna impedance matching
US7876261B1 (en) * 2008-10-28 2011-01-25 Lockheed Martin Corporation Reflected wave clock synchronization
US8170509B2 (en) * 2009-04-10 2012-05-01 Freescale Semiconductor, Inc. Incident and reflected signal phase difference detection
JP5282693B2 (ja) * 2009-07-27 2013-09-04 株式会社リコー 画像形成装置、表示制御方法、及びプログラム
US8311083B2 (en) * 2009-12-29 2012-11-13 Texas Instruments Incorporated Joint transmit and receive I/Q imbalance compensation
KR101636016B1 (ko) * 2010-03-11 2016-07-05 삼성전자주식회사 신호 수신 장치 및 그것의 위상 부정합 보상 방법
US8416121B2 (en) * 2010-12-08 2013-04-09 International Business Machines Corporation Narrow-band wide-range frequency modulation continuous wave (FMCW) radar system
US20130016003A1 (en) * 2011-07-11 2013-01-17 Sony Corporation Beam forming device and method using frequency-dependent calibration
DE112013005867B4 (de) * 2012-12-07 2019-02-07 Mitsubishi Electric Corporation Diversity-Empfangsvorrichtung und Diversity-Empfangsverfahren
EP2894823B1 (en) * 2014-01-10 2016-04-06 Nxp B.V. Coefficient estimation for digital IQ calibration
US9986934B2 (en) * 2014-01-29 2018-06-05 California Institute Of Technology Microwave radar sensor modules
US20150276918A1 (en) * 2014-03-28 2015-10-01 Texas Instruments Incorporated Synchronization in fmcw radar systems
US9791550B2 (en) * 2014-07-23 2017-10-17 Honeywell International Inc. Frequency-Modulated-Continuous-Wave (FMCW) radar with timing synchronization
US9564932B1 (en) * 2015-07-16 2017-02-07 LGS Innovations LLC Software defined radio front end

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7782235B1 (en) * 2007-04-30 2010-08-24 V Corp Technologies, Inc. Adaptive mismatch compensators and methods for mismatch compensation

Also Published As

Publication number Publication date
US20170212214A1 (en) 2017-07-27
WO2017127809A1 (en) 2017-07-27
US11054499B2 (en) 2021-07-06
EP3405807A4 (en) 2019-01-16
US11815621B2 (en) 2023-11-14
US20210333357A1 (en) 2021-10-28
JP6969562B2 (ja) 2021-11-24
JP2019507336A (ja) 2019-03-14
CN108474840A (zh) 2018-08-31
EP3405807A1 (en) 2018-11-28
EP3405807B1 (en) 2024-09-18

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