CN117836664A - 信号处理装置、声波系统和车辆 - Google Patents

信号处理装置、声波系统和车辆 Download PDF

Info

Publication number
CN117836664A
CN117836664A CN202280057643.2A CN202280057643A CN117836664A CN 117836664 A CN117836664 A CN 117836664A CN 202280057643 A CN202280057643 A CN 202280057643A CN 117836664 A CN117836664 A CN 117836664A
Authority
CN
China
Prior art keywords
signal
wave
chirp
wave transmission
timing
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
CN202280057643.2A
Other languages
English (en)
Chinese (zh)
Inventor
高村尚吾
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.)
Rohm Co Ltd
Original Assignee
Rohm Co Ltd
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 Rohm Co Ltd filed Critical Rohm Co Ltd
Publication of CN117836664A publication Critical patent/CN117836664A/zh
Pending legal-status Critical Current

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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics
    • G01S15/104—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/586—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
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
    • G01S15/931—Sonar 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/524—Transmitters
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CN202280057643.2A 2021-08-25 2022-06-24 信号处理装置、声波系统和车辆 Pending CN117836664A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021136761 2021-08-25
JP2021-136761 2021-08-25
PCT/JP2022/025241 WO2023026666A1 (ja) 2021-08-25 2022-06-24 信号処理装置、音波システム、及び車両

Publications (1)

Publication Number Publication Date
CN117836664A true CN117836664A (zh) 2024-04-05

Family

ID=85322727

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280057643.2A Pending CN117836664A (zh) 2021-08-25 2022-06-24 信号处理装置、声波系统和车辆

Country Status (4)

Country Link
US (1) US20240192362A1 (https=)
JP (1) JP7835767B2 (https=)
CN (1) CN117836664A (https=)
WO (1) WO2023026666A1 (https=)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015172503A (ja) * 2014-03-11 2015-10-01 パナソニックＩｐマネジメント株式会社 物体検知装置
KR102488038B1 (ko) * 2015-11-19 2023-01-13 주식회사 에이치엘클레무브 차량용 레이더 장치 및 그의 타겟 결정 방법
KR101760907B1 (ko) * 2015-11-20 2017-07-24 주식회사 만도 차량용 레이더 장치 및 그의 타겟 측정 방법
CN112204421B (zh) * 2018-06-07 2023-06-16 三菱电机株式会社 雷达装置、控制电路以及程序存储介质
CN112219128B (zh) * 2018-06-07 2024-08-06 三菱电机株式会社 雷达装置、雷达装置的故障检测方法和雷达装置的运用方法
JP7167495B2 (ja) * 2018-06-12 2022-11-09 株式会社アイシン 物体検知装置および物体検知システム
JP7066845B2 (ja) 2018-06-28 2022-05-13 ローム株式会社 音波処理装置、および超音波システム
JP7652527B2 (ja) * 2018-11-16 2025-03-27 株式会社アイシン 距離検出装置および物体検出装置
US11378686B2 (en) 2018-12-26 2022-07-05 Texas Instruments Incorporated Ultrasonic echo processing in presence of Doppler shift
CN113631945A (zh) * 2019-03-20 2021-11-09 京瓷株式会社 电子设备、电子设备的控制方法以及电子设备的控制程序
JP7226137B2 (ja) 2019-06-26 2023-02-21 株式会社Soken 物体検知装置
WO2021130818A1 (ja) 2019-12-23 2021-07-01 三菱電機株式会社 検出装置、検出方法、及び、検出プログラム
WO2021210489A1 (ja) * 2020-04-17 2021-10-21 株式会社村田製作所 レーダ装置、車両、及び到来波数推定方法
WO2021210465A1 (ja) * 2020-04-17 2021-10-21 株式会社村田製作所 レーダ装置、車両、距離測定方法
JP7700544B2 (ja) * 2021-07-07 2025-07-01 株式会社アイシン 物体検出システムおよび物体検出装置

Also Published As

Publication number Publication date
US20240192362A1 (en) 2024-06-13
JP7835767B2 (ja) 2026-03-25
WO2023026666A1 (ja) 2023-03-02
JPWO2023026666A1 (https=) 2023-03-02

Similar Documents

Publication Publication Date Title
CN209894972U (zh) 声学距离测量电路
CN111413699B (zh) 用于低频调制(lfm)啁啾信号的声学距离测量电路和方法
US11644555B2 (en) Threshold generation for coded ultrasonic sensing
CN107064939B (zh) 用于声距测量的电路
CN112912761B (zh) 存在多普勒频移时的超声回波处理
US11982740B2 (en) Motion-compensated distance sensing with concurrent up-chirp down-chirp waveforms
US6804168B2 (en) Method for measuring distance
US6404702B1 (en) Surveillance device for signal-echo sensors
CN117836664A (zh) 信号处理装置、声波系统和车辆
US20240329240A1 (en) Signal Processing Device, Sonic System and Vehicle
US20240241251A1 (en) Signal processing device, sound wave system, and vehicle
US20250389846A1 (en) Signal processing device, sonic wave system, and vehicle
JP2023031336A (ja) 信号処理装置、音波システム、及び車両
JP7807446B2 (ja) 音波処理装置、および超音波システム
JP2020060410A (ja) 音波処理装置、および超音波システム
US11899106B1 (en) Dual-channel acoustic distance measurement circuit and method
JP2024119191A (ja) 信号処理装置、音波システム、及び車両
US20240111047A1 (en) Sound wave processing device and ultrasonic system
US20240201354A1 (en) Signal processing device, ultrasonic system, and vehicle
WO2023032474A1 (ja) 音波処理装置、および超音波システム
CN110058203A (zh) 用于处理输入信号的设备和方法和雷达设备
JPWO2023026666A5 (https=)
JP2023091893A (ja) 信号処理装置、超音波システム、車両
JP2011089779A (ja) ドップラ計測器、ドップラ計測方法、潮流計、および潮流計測方法
JPS61104272A (ja) 音響測位装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination