WO2023056991A3 - Mimo传感器及到达角近似度判断方法和目标信息匹配方法 - Google Patents

Mimo传感器及到达角近似度判断方法和目标信息匹配方法 Download PDF

Info

Publication number
WO2023056991A3
WO2023056991A3 PCT/CN2023/071151 CN2023071151W WO2023056991A3 WO 2023056991 A3 WO2023056991 A3 WO 2023056991A3 CN 2023071151 W CN2023071151 W CN 2023071151W WO 2023056991 A3 WO2023056991 A3 WO 2023056991A3
Authority
WO
WIPO (PCT)
Prior art keywords
arrival
target
approximation degree
determining
information matching
Prior art date
Application number
PCT/CN2023/071151
Other languages
English (en)
French (fr)
Other versions
WO2023056991A2 (zh
Inventor
唐然
张艳群
朱砚
Original Assignee
加特兰微电子科技(上海)有限公司
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 加特兰微电子科技(上海)有限公司 filed Critical 加特兰微电子科技(上海)有限公司
Publication of WO2023056991A2 publication Critical patent/WO2023056991A2/zh
Publication of WO2023056991A3 publication Critical patent/WO2023056991A3/zh

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
    • G01S7/41—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
    • G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
    • 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
    • G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S13/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference 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
    • G01S7/021—Auxiliary means for detecting or identifying radar signals or the like, e.g. radar jamming signals

Abstract

一种MIMO 传感器及到达角近似度判断方法和目标信息匹配方法，涉及信号处理技术领域。该到达角近似度判断方法包括: 根据多通道回波信号的处理结果，分别获得第一目标和第二目标的接收矢量；计算第一目标和第二目标的接收矢量的相关系数；以及根据相关系数，判断第一目标和第二目标的到达角近似程度。该到达角近似度判断方法可以提高多通道回波信号处理的实时性。
PCT/CN2023/071151 2022-05-20 2023-01-08 Mimo传感器及到达角近似度判断方法和目标信息匹配方法 WO2023056991A2 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210555397.5 2022-05-19
CN202210555397.5A CN114966595A (zh) 2022-05-20 2022-05-20 Mimo传感器及到达角近似度判断方法和目标信息匹配方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US18/401,279 Continuation US20240134006A1 (en) 2022-05-19 2023-12-29 Mimo sensor, method for determining direction-of-arrival approximation degree, and target information matching method

Publications (2)

Publication Number Publication Date
WO2023056991A2 WO2023056991A2 (zh) 2023-04-13
WO2023056991A3 true WO2023056991A3 (zh) 2023-09-21

Family

ID=82985129

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/071151 WO2023056991A2 (zh) 2022-05-20 2023-01-08 Mimo传感器及到达角近似度判断方法和目标信息匹配方法

Country Status (2)

Country Link
CN (1) CN114966595A (zh)
WO (1) WO2023056991A2 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114966595A (zh) * 2022-05-20 2022-08-30 加特兰微电子科技(上海)有限公司 Mimo传感器及到达角近似度判断方法和目标信息匹配方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6100845A (en) * 1997-12-23 2000-08-08 Litton Systems Inc. Emitter location using RF carrier or PRF measurement ratios
CN107810426A (zh) * 2015-06-22 2018-03-16 索尼移动通讯有限公司 用于确定远程rf信号源的相对方向的方法、设备和计算机程序产品
CN110646773A (zh) * 2019-09-27 2020-01-03 成都纳雷科技有限公司 一种基于汽车毫米波雷达的弱目标检测方法、跟踪方法及系统
US20200326408A1 (en) * 2019-04-10 2020-10-15 GM Global Technology Operations LLC Radar system with enhanced angular resolution and method for enhancing angular resolution in a radar system
CN113625265A (zh) * 2021-06-30 2021-11-09 西安电子科技大学 基于波束空间的方位超分辨方法
CN113759362A (zh) * 2021-07-28 2021-12-07 西安电子科技大学 雷达目标数据关联的方法、装置、设备和存储介质
CN114966595A (zh) * 2022-05-20 2022-08-30 加特兰微电子科技(上海)有限公司 Mimo传感器及到达角近似度判断方法和目标信息匹配方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6100845A (en) * 1997-12-23 2000-08-08 Litton Systems Inc. Emitter location using RF carrier or PRF measurement ratios
CN107810426A (zh) * 2015-06-22 2018-03-16 索尼移动通讯有限公司 用于确定远程rf信号源的相对方向的方法、设备和计算机程序产品
US20200326408A1 (en) * 2019-04-10 2020-10-15 GM Global Technology Operations LLC Radar system with enhanced angular resolution and method for enhancing angular resolution in a radar system
CN110646773A (zh) * 2019-09-27 2020-01-03 成都纳雷科技有限公司 一种基于汽车毫米波雷达的弱目标检测方法、跟踪方法及系统
CN113625265A (zh) * 2021-06-30 2021-11-09 西安电子科技大学 基于波束空间的方位超分辨方法
CN113759362A (zh) * 2021-07-28 2021-12-07 西安电子科技大学 雷达目标数据关联的方法、装置、设备和存储介质
CN114966595A (zh) * 2022-05-20 2022-08-30 加特兰微电子科技(上海)有限公司 Mimo传感器及到达角近似度判断方法和目标信息匹配方法

Also Published As

Publication number Publication date
WO2023056991A2 (zh) 2023-04-13
CN114966595A (zh) 2022-08-30

Similar Documents

Publication Publication Date Title
CN108375763B (zh) 一种应用于多声源环境的分频定位方法
US7190309B2 (en) Radio signal transmitter with multiple antennas for improved position detection
EP2449798B2 (en) A system and method for estimating the direction of arrival of a sound
US10856094B2 (en) Method and device for sound source localization
JP2862124B2 (ja) 送信器の位置決定方法及び装置
US7693287B2 (en) Sound source localization based on binaural signals
CN109799495B (zh) 一种用于高保真阵列处理的宽带时延估计方法
WO2023056991A3 (zh) Mimo传感器及到达角近似度判断方法和目标信息匹配方法
CN107942314B (zh) 基于lasso特征提取的多普勒穿墙雷达定位方法
CN106992010B (zh) 无直达声条件下的麦克风阵列语音增强装置
CN109444896B (zh) 水声阵列定位系统及其定位方法
KR20130048075A (ko) 다중 음원 위치추적장치 및 그 위치추적방법
CN102800325A (zh) 一种超声波辅助麦克风阵列语音增强装置
WO2018154748A1 (ja) レーダ装置
CN102833016B (zh) 一种在多径环境下针对同源信号时差的测定方法
WO2004059338A3 (en) Using multiple receive antennas to determine the location of a transmitter with respect to a receiver in ultra wideband systems
CN109541573B (zh) 一种弯曲水听器阵列的阵元位置校准方法
CN106646415B (zh) 一种极化散射计预处理方法
CN111024208B (zh) 一种垂直阵声压梯度波束形成与信号检测方法
JP4294634B2 (ja) 校正テーブルの作成方法および到来波の到来方向推定方法
KR102159631B1 (ko) 부대역 조향 공분산 행렬을 이용한 적응형 빔형성기의 신호처리방법
CN110531329B (zh) 一种用于冲激脉冲式穿墙雷达的多通道误差自校正方法
CN210803713U (zh) 一种水声定位系统
Huang et al. Performance analysis of DOA estimation for MIMO sonar based on experiments
CN110632579B (zh) 一种利用子阵波束域特征的迭代波束形成方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23715408

Country of ref document: EP

Kind code of ref document: A2