DE112021003712T5 - Objekterfassungsvorrichtung - Google Patents

Objekterfassungsvorrichtung Download PDF

Info

Publication number
DE112021003712T5
DE112021003712T5 DE112021003712.9T DE112021003712T DE112021003712T5 DE 112021003712 T5 DE112021003712 T5 DE 112021003712T5 DE 112021003712 T DE112021003712 T DE 112021003712T DE 112021003712 T5 DE112021003712 T5 DE 112021003712T5
Authority
DE
Germany
Prior art keywords
frequency
transceiver
state determination
signal
object detection
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
DE112021003712.9T
Other languages
German (de)
English (en)
Inventor
Syoya Ishida
Yu Koyama
Tetsuya Aoyama
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.)
Denso Corp
Original Assignee
Denso 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 Denso Corp filed Critical Denso Corp
Publication of DE112021003712T5 publication Critical patent/DE112021003712T5/de
Pending legal-status Critical Current

Links

Images

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
    • G01S15/88—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
    • G01S7/52004—Means for monitoring or calibrating
    • 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
    • G01S7/52004—Means for monitoring or calibrating
    • G01S7/52006—Means for monitoring or calibrating with provision for compensating the effects of temperature
    • 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
    • G01S7/534—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
    • 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
    • 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
    • G01S7/52004—Means for monitoring or calibrating
    • G01S2007/52009—Means for monitoring or calibrating of sensor obstruction, e.g. dirt- or ice-coating
    • 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
    • G01S2015/932—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles for parking operations
    • 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
    • G01S2015/937—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details
    • G01S2015/938—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details in the bumper area

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)
  • Geophysics And Detection Of Objects (AREA)
DE112021003712.9T 2020-07-10 2021-06-25 Objekterfassungsvorrichtung Pending DE112021003712T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020119424A JP7354951B2 (ja) 2020-07-10 2020-07-10 物体検知装置
JP2020-119424 2020-07-10
PCT/JP2021/024162 WO2022009706A1 (ja) 2020-07-10 2021-06-25 物体検知装置

Publications (1)

Publication Number Publication Date
DE112021003712T5 true DE112021003712T5 (de) 2023-04-27

Family

ID=79553094

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021003712.9T Pending DE112021003712T5 (de) 2020-07-10 2021-06-25 Objekterfassungsvorrichtung

Country Status (4)

Country Link
US (1) US12504525B2 (https=)
JP (1) JP7354951B2 (https=)
DE (1) DE112021003712T5 (https=)
WO (1) WO2022009706A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023176726A (ja) * 2022-05-31 2023-12-13 株式会社Soken 物体検知装置
US20250110225A1 (en) * 2023-09-28 2025-04-03 Robert Bosch Gmbh Ice blockage detection and mitigation for ultrasonic sensors

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001221849A (ja) 2000-02-04 2001-08-17 Nippon Soken Inc 超音波ソナー
JP2020119424A (ja) 2019-01-28 2020-08-06 シャープ株式会社 情報処理装置、情報処理システム、情報処理方法およびプログラム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169255A (en) * 1974-04-01 1979-09-25 The Boeing Company Automatic noise suppression system for acoustic height sensor
DE2726981C2 (de) * 1977-06-15 1984-11-22 Fried. Krupp Gmbh, 4300 Essen Vorrichtung zur Zeitmessung zwischen Impulsen
JPS5675686A (en) 1979-11-26 1981-06-22 Kureha Chem Ind Co Ltd Ultrasonic video device
JPH04291188A (ja) * 1991-03-20 1992-10-15 Fujitsu Ltd Ｆｍ−ｃｗレーダ
US5804008A (en) * 1994-08-31 1998-09-08 E. I. Du Pont De Nemours And Company Method and apparatus for making a tuftstring carpet
EP1576385A2 (en) * 2002-11-26 2005-09-21 James F. Munro An apparatus for high accuracy distance and velocity measurement and methods thereof
ITMO20040244A1 (it) * 2004-09-24 2004-12-24 Meta System Spa 'sistema e metodo di rilevamento degli ostacoli in particolare per sistemi di agevolazioni del parcheggio di veicoli'.
DE102005013589A1 (de) * 2005-03-24 2006-09-28 Robert Bosch Gmbh Verfahren zur Funktionsüberprüfung eines Ultraschallsensors
JP4934354B2 (ja) * 2006-06-12 2012-05-16 株式会社山武 差圧測定システム及び差圧測定方法
EP2230027B1 (fr) * 2009-03-16 2012-08-08 Tip Top Tips Sàrl Générateur pour transducteur piézoélectrique
US8699299B2 (en) * 2010-04-26 2014-04-15 Semiconductor Components Industries, Llc Self-tuning acoustic measurement system
US10967298B2 (en) * 2012-03-15 2021-04-06 Flodesign Sonics, Inc. Driver and control for variable impedence load
US10585178B2 (en) * 2015-10-21 2020-03-10 Semiconductor Componenents Industries, Llc Piezo transducer controller and method having adaptively-tuned linear damping
WO2018139193A1 (ja) * 2017-01-25 2018-08-02 株式会社村田製作所 超音波装置
CN110226333A (zh) 2017-01-25 2019-09-10 株式会社村田制作所 超声波装置
DE102017105043A1 (de) * 2017-03-09 2018-09-13 Valeo Schalter Und Sensoren Gmbh Verfahren zum Bestimmen eines Funktionszustands eines Ultraschallsensors mittels einer Übertragungsfunktion des Ultraschallsensors, Ultraschallsensorvorrichtung sowie Kraftfahrzeug
US11269067B2 (en) * 2017-09-12 2022-03-08 Semiconductor Components Industries, Llc Response-based determination of piezoelectric transducer state
US11194028B2 (en) * 2017-09-12 2021-12-07 Semiconductor Components Industries, Llc Measuring resonance parameters of piezoelectric transducers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001221849A (ja) 2000-02-04 2001-08-17 Nippon Soken Inc 超音波ソナー
JP2020119424A (ja) 2019-01-28 2020-08-06 シャープ株式会社 情報処理装置、情報処理システム、情報処理方法およびプログラム

Also Published As

Publication number Publication date
WO2022009706A1 (ja) 2022-01-13
JP2022016127A (ja) 2022-01-21
JP7354951B2 (ja) 2023-10-03
US12504525B2 (en) 2025-12-23
US20230243945A1 (en) 2023-08-03

Similar Documents

Publication Publication Date Title
DE102016224954B4 (de) Vorrichtung und Verfahren zum Optimieren eines Ultraschallsignals
DE102017105043A1 (de) Verfahren zum Bestimmen eines Funktionszustands eines Ultraschallsensors mittels einer Übertragungsfunktion des Ultraschallsensors, Ultraschallsensorvorrichtung sowie Kraftfahrzeug
DE202017101328U1 (de) Schaltung für akustischen Distanzausgleich der Schalllaufzeit
DE102016222821A1 (de) Radarvorrichtung für ein Fahrzeug und Zielobjektmessverfahren dafür
DE102017124133A1 (de) Ultraschallsensorvorrichtung und Erfassungsverfahren einer Ultraschallsensorvorrichtung
DE112020000412B4 (de) Radarvorrichtung, verfahren zur ermittlung von beobachtungszielen und vorrichtung im fahrzeug
DE102009028992A1 (de) Verfahren und Vorrichtung zur Bestimmung der Position eines Hindernisses relativ zu einem Fahrzeug, insbesondere einem Kraftfahrzeug, zur Verwendung in einem Fahrerassistenzsystem des Fahrzeuges
DE112021003712T5 (de) Objekterfassungsvorrichtung
DE102009039083A1 (de) Verfahren und Anordnung zur Bestimmung der Umgebungstemperatur eines Ultraschallsensors
DE102017128837A1 (de) Verfahren zum Bestimmen eines Funktionszustands eines Ultraschallsensors, wobei eine Spannung erfasst wird sowie Ultraschallsensorvorrichtung mit einem Ultraschallsensor
DE102018216920A1 (de) Objekterfassungsvorrichtung
DE112019002414T5 (de) Objekterfassungsvorrichtung
DE102014213122B4 (de) Vorrichtung und Verfahren zur schallbasierten Umfelddetektion
DE102017105207A1 (de) Verfahren zum Bestimmen einer Luftschalldämpfung für ein Ultraschallsignal eines Ultraschallsensors eines Kraftfahrzeugs, Vorrichtung, Fahrerassistenzsystem sowie Kraftfahrzeug
DE102014202144B4 (de) Für Fahrzeuge vorgesehene Ultraschall-Einparkhilfe mit Ladungspumpenschaltung, und Verfahren zum Betreiben der Einparkhilfe
DE102014219399A1 (de) Ultraschallmesssystem, Ultraschallsensor und Verfahren zur Untersuchung eines Ultraschallechos
DE112021006240T5 (de) Objekterfassungsgerät
DE102017122383A1 (de) Verfahren zum Betreiben einer Ultraschallsensorvorrichtung für ein Kraftfahrzeug mit Bestimmung eines Zustands eines Schallwandlerelements, Ultraschallsensorvorrichtung, Fahrerassistenzsystem sowie Kraftfahrzeug
DE112021005204T5 (de) Ultraschallgenerator, Wandler und Objektdetektor
DE112019004967T5 (de) Objektdetektionsvorrichtung
DE102018111854A1 (de) Verfahren zum Schätzen einer Höhe eines Objekts in einem Umgebungsbereich eines Kraftfahrzeugs mittels eines Ultraschallsensors durch Bestimmung von Wahrscheinlichkeitswerten und Extraktion von Parametern
DE102015100431A1 (de) Signalverarbeitungseinheit
EP3884296B1 (de) Verfahren und analysesystem zum bestimmen eines zustands einer membran eines ultraschallsensors
DE112022001100T5 (de) Objekterfassungsvorrichtung
DE102021114989A1 (de) Verfahren zum bestimmen einer temperatur einer membran eines ultraschallsensors, computerprogrammprodukt, ultraschallsensor und fahrzeug

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R083 Amendment of/additions to inventor(s)