DE112020002082B4 - Ultraschallsensor - Google Patents

Ultraschallsensor

Info

Publication number
DE112020002082B4
DE112020002082B4 DE112020002082.7T DE112020002082T DE112020002082B4 DE 112020002082 B4 DE112020002082 B4 DE 112020002082B4 DE 112020002082 T DE112020002082 T DE 112020002082T DE 112020002082 B4 DE112020002082 B4 DE 112020002082B4
Authority
DE
Germany
Prior art keywords
plate section
ultrasonic
base plate
ultrasonic element
center axis
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.)
Active
Application number
DE112020002082.7T
Other languages
German (de)
English (en)
Other versions
DE112020002082T5 (de
Inventor
Masayoshi Satake
Youhei Suzuki
Kensuke Kobayashi
Dai Kondou
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 DE112020002082T5 publication Critical patent/DE112020002082T5/de
Application granted granted Critical
Publication of DE112020002082B4 publication Critical patent/DE112020002082B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01S15/88—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
    • G01S7/521—Constructional features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • 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)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE112020002082.7T 2019-04-23 2020-04-10 Ultraschallsensor Active DE112020002082B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-082277 2019-04-23
JP2019082277A JP7192640B2 (ja) 2019-04-23 2019-04-23 超音波センサ
PCT/JP2020/016205 WO2020218038A1 (ja) 2019-04-23 2020-04-10 超音波センサ

Publications (2)

Publication Number Publication Date
DE112020002082T5 DE112020002082T5 (de) 2022-01-05
DE112020002082B4 true DE112020002082B4 (de) 2026-02-05

Family

ID=72942508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020002082.7T Active DE112020002082B4 (de) 2019-04-23 2020-04-10 Ultraschallsensor

Country Status (5)

Country Link
US (1) US12481058B2 (https=)
JP (1) JP7192640B2 (https=)
CN (1) CN113728658A (https=)
DE (1) DE112020002082B4 (https=)
WO (1) WO2020218038A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7334667B2 (ja) * 2020-04-10 2023-08-29 株式会社デンソー 超音波センサおよびセンサ取付具
JP7184105B2 (ja) * 2021-02-08 2022-12-06 Tdk株式会社 超音波トランスデューサ
JP7595309B2 (ja) * 2022-02-22 2024-12-06 パナソニックＩｐマネジメント株式会社 振動伝搬部材、およびこれを用いた送受波器、流体種類判別装置
DE102024204615A1 (de) * 2024-05-17 2025-11-20 Robert Bosch Gesellschaft mit beschränkter Haftung Ultraschallsensor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007007135U1 (de) * 2007-05-18 2007-08-16 Seco Sensor Consult Gmbh Piezoelektrischer Ultraschallwandler
CN102873018A (zh) * 2012-09-18 2013-01-16 浙江大学 一种匹配层异步固化的超声波换能器
EP2592397A1 (de) * 2011-11-09 2013-05-15 VEGA Grieshaber KG Vibrationsgrenzschalter
DE102012201884A1 (de) * 2012-02-09 2013-08-14 Robert Bosch Gmbh Schallwandler
DE102015217778A1 (de) * 2015-09-17 2017-03-23 Robert Bosch Gmbh Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755975A (en) * 1985-02-08 1988-07-05 Ngk Spark Plug Co., Ltd. Piezoelectric transducer for transmitting or receiving ultrasonic waves
US5121628A (en) * 1990-10-09 1992-06-16 Merkl Arthur W Ultrasonic detection system
US5962952A (en) * 1995-11-03 1999-10-05 Coherent Technologies, Inc. Ultrasonic transducer
JP4513596B2 (ja) * 2004-08-25 2010-07-28 株式会社デンソー 超音波センサ
JP4438667B2 (ja) * 2005-03-29 2010-03-24 株式会社デンソー 超音波センサ及び超音波振動子
JP2006345312A (ja) * 2005-06-09 2006-12-21 Denso Corp 超音波センサ及び超音波振動子
JP4086091B2 (ja) * 2005-12-14 2008-05-14 株式会社村田製作所 超音波トランスデューサ
GB0605576D0 (en) * 2006-03-20 2006-04-26 Oligon Ltd MEMS device
JP4720587B2 (ja) * 2006-04-10 2011-07-13 株式会社デンソー 超音波センサ
KR101064922B1 (ko) * 2006-10-20 2011-09-16 가부시키가이샤 무라타 세이사쿠쇼 초음파 센서
JP4442632B2 (ja) * 2007-04-24 2010-03-31 パナソニック電工株式会社 超音波センサ
JP5111977B2 (ja) * 2007-08-28 2013-01-09 日本セラミック株式会社 超音波送受波器
JP4656261B2 (ja) * 2008-12-04 2011-03-23 株式会社村田製作所 超音波送受波器
JP2010278594A (ja) 2009-05-27 2010-12-09 Nippon Ceramic Co Ltd 超音波送受波器
JP5537321B2 (ja) * 2010-07-28 2014-07-02 日本セラミック株式会社 超音波送受信器
JP5339093B2 (ja) * 2010-09-08 2013-11-13 株式会社村田製作所 超音波トランスジューサ
WO2012077224A1 (ja) * 2010-12-10 2012-06-14 三菱電機株式会社 空中超音波センサ
JP5390545B2 (ja) * 2011-01-24 2014-01-15 株式会社タムラ製作所 圧電センサ
JP5984082B2 (ja) * 2011-12-28 2016-09-06 パナソニックＩｐマネジメント株式会社 超音波センサ
CA2929723C (en) * 2013-12-12 2020-09-15 Qualcomm Incorporated Micromechanical ultrasonic transducers and display
JP6249168B2 (ja) * 2014-04-08 2017-12-20 株式会社デンソー 車両用超音波センサ及びそれを備えた車両用距離検出器
EP3143612B1 (en) * 2014-05-14 2019-09-11 Koninklijke Philips N.V. Acoustical lens and ultrasound transducer probe
JP6493486B1 (ja) 2017-10-30 2019-04-03 ダイキン工業株式会社 空気調和機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007007135U1 (de) * 2007-05-18 2007-08-16 Seco Sensor Consult Gmbh Piezoelektrischer Ultraschallwandler
EP2592397A1 (de) * 2011-11-09 2013-05-15 VEGA Grieshaber KG Vibrationsgrenzschalter
DE102012201884A1 (de) * 2012-02-09 2013-08-14 Robert Bosch Gmbh Schallwandler
CN102873018A (zh) * 2012-09-18 2013-01-16 浙江大学 一种匹配层异步固化的超声波换能器
DE102015217778A1 (de) * 2015-09-17 2017-03-23 Robert Bosch Gmbh Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler

Also Published As

Publication number Publication date
DE112020002082T5 (de) 2022-01-05
JP7192640B2 (ja) 2022-12-20
US12481058B2 (en) 2025-11-25
CN113728658A (zh) 2021-11-30
JP2020182038A (ja) 2020-11-05
US20220043147A1 (en) 2022-02-10
WO2020218038A1 (ja) 2020-10-29

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Legal Events

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R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division