CA2041174A1 - Systeme de mesure des distances par ultrasons - Google Patents

Systeme de mesure des distances par ultrasons

Info

Publication number
CA2041174A1
CA2041174A1 CA2041174A CA2041174A CA2041174A1 CA 2041174 A1 CA2041174 A1 CA 2041174A1 CA 2041174 A CA2041174 A CA 2041174A CA 2041174 A CA2041174 A CA 2041174A CA 2041174 A1 CA2041174 A1 CA 2041174A1
Authority
CA
Canada
Prior art keywords
echo
amplitude
value
ground
distance value
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.)
Granted
Application number
CA2041174A
Other languages
English (en)
Other versions
CA2041174C (fr
Inventor
James Joseph Phelan
Jeffrey Conrad Hawkinson
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Publication of CA2041174A1 publication Critical patent/CA2041174A1/fr
Application granted granted Critical
Publication of CA2041174C publication Critical patent/CA2041174C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/1112—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a non-tactile ground distance measurement, e.g. using reflection of waves
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/114—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to achieve a constant working depth
    • 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
    • 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
    • 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
    • G01S7/527—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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/539—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Soil Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
CA002041174A 1990-05-29 1991-04-25 Systeme de mesure des distances par ultrasons Expired - Fee Related CA2041174C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US529,828 1983-09-06
US07/529,828 US5060205A (en) 1990-05-29 1990-05-29 Ultrasonic distance measuring system

Publications (2)

Publication Number Publication Date
CA2041174A1 true CA2041174A1 (fr) 1991-11-30
CA2041174C CA2041174C (fr) 1997-10-07

Family

ID=24111407

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002041174A Expired - Fee Related CA2041174C (fr) 1990-05-29 1991-04-25 Systeme de mesure des distances par ultrasons

Country Status (7)

Country Link
US (1) US5060205A (fr)
EP (3) EP0459336B1 (fr)
JP (1) JP2966964B2 (fr)
CA (1) CA2041174C (fr)
DE (3) DE69131669T2 (fr)
DK (3) DK0459336T3 (fr)
ES (3) ES2137384T3 (fr)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2702817B2 (ja) * 1991-03-05 1998-01-26 ダイワ精工株式会社 魚釣用リールの糸長計測装置
US5427323A (en) * 1992-10-09 1995-06-27 Daiwa Seiko, Inc. Fishline length measurement device
DE4308373C2 (de) * 1993-03-16 1995-04-13 Siemens Ag Verfahren zur Erkennung und Separation von Nutz- und Störechos im Empfangssignal von Abstandssensoren, welche nach dem Impuls-Echo-Prinzip arbeiten
DE69325362T2 (de) * 1993-04-30 2000-02-03 Alpha Corp., Yokohama Ultraschallsensor
US5732794A (en) * 1994-09-30 1998-03-31 Orlitzky; Anton T. Auger-driven automatic lubricator
DK9896A (da) * 1996-01-30 1997-07-31 Dronningborg Ind As Fremgangsmåde til måling af skærebordshøjde
CA2255111C (fr) * 1997-12-05 2004-11-23 Grove U.S. L.L.C. Plate-forme elevatrice avec systeme de detection et d'evitement de nid-de-poule et/ou d'obstacles
NL1009343C2 (nl) * 1998-06-08 1999-12-10 Peter Johannes Wilhelmus Van H Werkwijze en inrichting voor het contactloos bepalen van de maten van objecten.
US6271762B1 (en) 1999-02-27 2001-08-07 Breed Automotive Technology, Inc. Occupant position system and method using ultrasonic technology
JP4124944B2 (ja) * 2000-03-31 2008-07-23 古野電気株式会社 水中探知装置
US6684919B2 (en) 2001-02-08 2004-02-03 Vega Grieshaber Kg Filling level measuring device and method for the non-contact determination of the filling level of a filling product in a receptacle
US6859418B2 (en) * 2002-09-20 2005-02-22 Clever Devices, Ltd. Sonar object detection system
DE10334902B3 (de) * 2003-07-29 2004-12-09 Nutronik Gmbh Verfahren und Schaltungsanordnung zur Verarbeitung von Signalen, die bei der zerstörungsfreien Prüfung von Gegenständen durch Reflexion von Ultraschallwellen erzeugt werden
DE10339645A1 (de) * 2003-08-28 2005-04-14 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung von Größe und Position einer Parklücke
DE102005051407B4 (de) * 2005-10-27 2007-06-06 Müller-Elektronik GmbH & Co. Vorrichtung zur Bodenabstandsmessung insbesondere an einer Landmaschine
KR101341174B1 (ko) * 2006-12-20 2013-12-13 재단법인 포항산업과학연구원 초음파 신호 처리 장치 및 그 방법
US20090268553A1 (en) * 2008-04-24 2009-10-29 Pepperl+Fuchs, Inc. Ultrasonic sensor system and method for sensing distance
DE102009055262A1 (de) 2009-12-23 2011-06-30 Endress + Hauser GmbH + Co. KG, 79689 Verfahren zur Ermittlung und Überwachung des Füllstands eines Mediums in einem Behälter nach einem Laufzeitmessverfahren
EP2536339B1 (fr) 2010-02-18 2024-05-15 Maui Imaging, Inc. Transmission à source ponctuelle et correction de la vitesse du son à l'aide d'une imagerie par ultrasons à ouvertures multiples
US9668714B2 (en) * 2010-04-14 2017-06-06 Maui Imaging, Inc. Systems and methods for improving ultrasound image quality by applying weighting factors
JP6092109B2 (ja) 2010-10-13 2017-03-08 マウイ イマギング，インコーポレーテッド 凹面超音波トランスデューサ及び３ｄアレイ
SE535699C2 (sv) * 2011-01-26 2012-11-13 Vaederstad Verken Ab Lantbruksredskap samt metod för bearbetning av jord
WO2013082455A1 (fr) 2011-12-01 2013-06-06 Maui Imaging, Inc. Détection de mouvement par utilisation d'un doppler à ouverture basé sur l'impulsion acoustique émise et à ouvertures multiples
JP6438769B2 (ja) 2012-02-21 2018-12-19 マウイ イマギング，インコーポレーテッド 多数開口超音波を用いた物質の硬度の決定
WO2014026185A1 (fr) 2012-08-10 2014-02-13 Maui Imaging, Inc. Étalonnage de sondes à ultrasons à ouvertures multiples
CN103676827A (zh) 2012-09-06 2014-03-26 Ip音乐集团有限公司 用于远程控制音频设备的系统和方法
US9883848B2 (en) 2013-09-13 2018-02-06 Maui Imaging, Inc. Ultrasound imaging using apparent point-source transmit transducer
KR102617888B1 (ko) 2014-08-18 2023-12-22 마우이 이미징, 인코포레이티드 네트워크-기반 초음파 이미징 시스템
KR102681141B1 (ko) 2015-03-30 2024-07-02 마우이 이미징, 인코포레이티드 오브젝트 모션을 검출하기 위한 초음파 이미징 시스템들 및 방법들
DE102015209878B3 (de) * 2015-05-29 2016-02-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erfassung von Objekten im Umfeld eines Fahrzeugs
EP4697068A3 (fr) 2016-01-27 2026-04-22 Maui Imaging, Inc. Imagerie ultrasonore à sondes à matrice creuse
WO2017197274A1 (fr) 2016-05-13 2017-11-16 Precision Planting Llc Capteurs de fermeture de sillon de semis
US11516959B2 (en) 2017-07-24 2022-12-06 Precision Planting, Llc Agricultural trench depth sensing systems, methods, and apparatus
CN112285718B (zh) * 2017-07-13 2024-04-09 广州极飞科技股份有限公司 声呐测距方法及装置，执行设备
US10986765B2 (en) * 2017-08-23 2021-04-27 Topcon Positioning Systems, Inc. System and method for quantifying soil roughness
BR122022021326B1 (pt) 2017-11-15 2023-11-28 Precision Planting Llc Sistema para detectar características de uma vala em uma superfície de solo durante operações de plantação
DE102018128504B4 (de) * 2018-11-14 2021-07-01 Valeo Schalter Und Sensoren Gmbh Ultraschallsensor für ein Fahrzeug zur Bereitstellung von Sensorsignalen mit unterschiedlichen Verstärkungsfaktoren, Fahrerassistenzsystem sowie Verfahren
EP3729934A1 (fr) 2019-04-25 2020-10-28 CNH Industrial Sweden AB Charrue
US12016257B2 (en) 2020-02-19 2024-06-25 Sabanto, Inc. Methods for detecting and clearing debris from planter gauge wheels, closing wheels and seed tubes
US11558993B2 (en) 2020-03-26 2023-01-24 Cnh Industrial America Llc Soil monitoring system for an agricultural tillage implement
US11638393B2 (en) 2020-03-26 2023-05-02 Cnh Industrial America Llc Ground engaging tool monitoring system
US11730076B2 (en) 2020-03-26 2023-08-22 Cnh Industrial America Llc Control system for an agricultural implement
US12022756B2 (en) 2020-03-26 2024-07-02 Cnh Industrial America Llc Orientation control system for an agricultural implement
US11602092B2 (en) 2020-03-26 2023-03-14 Cnh Industrial America Llc Frame control system for an agricultural implement
US11617294B2 (en) 2020-03-26 2023-04-04 Cnh Industrial America Llc Orientation control system for an agricultural implement
US12461083B2 (en) 2020-08-03 2025-11-04 Sabanto, Inc. Methods for improved agricultural procedures
JP7724853B2 (ja) 2020-10-21 2025-08-18 マウイ イマギング，インコーポレーテッド 多数開口超音波を用いた組織の特徴付けのためのシステム及び方法
CN116635162A (zh) 2020-11-02 2023-08-22 毛伊图像公司 用于改进超声图像质量的系统和方法
US11542670B2 (en) 2021-02-12 2023-01-03 Caterpillar Paving Products Inc. System, apparatus, and method for determining distance to a ground surface covered with vegetation for operation of a milling or reclamation machine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1514156A (fr) * 1966-11-08 1968-02-23 Realisations Ultrasoniques Sa Appareil de mesure de niveaux par réflexion d'impulsions ultrasonores
US4414792A (en) * 1982-03-30 1983-11-15 Blackwelders Height control for agricultural machine
AU546993B2 (en) * 1983-10-07 1985-11-18 Aye Pty Ltd De A height control system
US4573124A (en) * 1984-01-09 1986-02-25 Blackwelders Height control for agricultural machine
WO1986001906A1 (fr) * 1984-09-18 1986-03-27 Agtronics Pty. Ltd. Dispositif de determination de la distance entre deux points
EP0180652B1 (fr) * 1984-10-31 1989-02-08 Honeywell Regelsysteme GmbH Procédé pour l'émission et la réception d'une série d'impulsions périodiques
US4679175A (en) * 1984-12-13 1987-07-07 Honeywell Inc. Ultrasonic distance sensor with dual burst noise rejection
AU542762B3 (en) * 1985-03-13 1985-05-02 Agtronics Pty. Ltd. Ground working machine having means for determining working depth
GB2173309B (en) * 1985-04-02 1988-08-17 Lundahl Inc Ezra C Automatic sonar activated height control for a header
AU545608B2 (en) * 1985-04-23 1985-08-20 Agtronics Pty Ltd Tool height control
US4760419A (en) * 1985-12-26 1988-07-26 Canon Kabushiki Kaisha Distance measuring apparatus
AU7844987A (en) * 1986-09-08 1988-03-10 Agtronics Pty. Ltd. Agricultural tool depth measurement
EP0260113A3 (fr) * 1986-09-08 1989-09-20 Agtronics Pty. Ltd. Système à ultrasons de commande de hauteur
GB8718717D0 (en) * 1987-08-07 1987-09-16 Sonin Inc Measuring distances

Also Published As

Publication number Publication date
EP0653645B1 (fr) 2000-05-03
DK0459336T3 (da) 1995-11-27
DK0653645T3 (da) 2000-09-18
EP0653644A2 (fr) 1995-05-17
CA2041174C (fr) 1997-10-07
DK0653644T3 (da) 2000-04-10
JP2966964B2 (ja) 1999-10-25
DE69131669T2 (de) 2000-04-06
DE69112273D1 (de) 1995-09-28
EP0653644A3 (fr) 1995-06-14
EP0653645A2 (fr) 1995-05-17
EP0459336B1 (fr) 1995-08-23
EP0653645A3 (fr) 1995-06-14
US5060205A (en) 1991-10-22
EP0653644B1 (fr) 1999-09-29
ES2145170T3 (es) 2000-07-01
ES2075915T3 (es) 1995-10-16
DE69132170D1 (de) 2000-06-08
EP0459336A1 (fr) 1991-12-04
ES2137384T3 (es) 1999-12-16
DE69132170T2 (de) 2000-09-28
DE69112273T2 (de) 1996-02-01
DE69131669D1 (de) 1999-11-04
JPH0627236A (ja) 1994-02-04

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