JP7647524B2 - 超音波センサおよび物体検知装置 - Google Patents

超音波センサおよび物体検知装置 Download PDF

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Publication number
JP7647524B2
JP7647524B2 JP2021198458A JP2021198458A JP7647524B2 JP 7647524 B2 JP7647524 B2 JP 7647524B2 JP 2021198458 A JP2021198458 A JP 2021198458A JP 2021198458 A JP2021198458 A JP 2021198458A JP 7647524 B2 JP7647524 B2 JP 7647524B2
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Japan
Prior art keywords
vibration
ultrasonic sensor
ultrasonic
conversion element
diaphragm
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JP2021198458A
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English (en)
Japanese (ja)
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JP2023084335A5 (https=
JP2023084335A (ja
Inventor
優 小山
景太 中俣
康平 上月
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Denso Corp
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Denso Corp
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Priority to JP2021198458A priority Critical patent/JP7647524B2/ja
Priority to PCT/JP2022/044430 priority patent/WO2023106211A1/ja
Publication of JP2023084335A publication Critical patent/JP2023084335A/ja
Publication of JP2023084335A5 publication Critical patent/JP2023084335A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2021198458A 2021-12-07 2021-12-07 超音波センサおよび物体検知装置 Active JP7647524B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021198458A JP7647524B2 (ja) 2021-12-07 2021-12-07 超音波センサおよび物体検知装置
PCT/JP2022/044430 WO2023106211A1 (ja) 2021-12-07 2022-12-01 超音波センサおよび物体検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021198458A JP7647524B2 (ja) 2021-12-07 2021-12-07 超音波センサおよび物体検知装置

Publications (3)

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JP2023084335A JP2023084335A (ja) 2023-06-19
JP2023084335A5 JP2023084335A5 (https=) 2023-10-05
JP7647524B2 true JP7647524B2 (ja) 2025-03-18

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ID=86730354

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JP2021198458A Active JP7647524B2 (ja) 2021-12-07 2021-12-07 超音波センサおよび物体検知装置

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JP (1) JP7647524B2 (https=)
WO (1) WO2023106211A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001258879A (ja) 2000-03-15 2001-09-25 Olympus Optical Co Ltd 超音波トランスデューサシステムおよび超音波トランスデュー
JP2003174695A (ja) 2001-12-07 2003-06-20 Nec Corp 送受波器
JP2009065380A (ja) 2007-09-05 2009-03-26 Mitsumi Electric Co Ltd 超音波センサ
US20160209501A1 (en) 2013-08-30 2016-07-21 Robert Bosch Gmbh Sensor system
WO2018139194A1 (ja) 2017-01-25 2018-08-02 株式会社村田製作所 超音波装置
JP2021078126A (ja) 2019-11-12 2021-05-20 ジック エンジニアリング ゲーエムベーハーＳＩＣＫ Ｅｎｇｉｎｅｅｒｉｎｇ ＧｍｂＨ 物体認識センサ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04112598U (ja) * 1991-03-14 1992-09-30 株式会社村田製作所 空中超音波送受波器
JPH11155863A (ja) * 1997-11-27 1999-06-15 Toin Gakuen 超音波探触子
JP3721798B2 (ja) * 1998-01-13 2005-11-30 株式会社村田製作所 超音波センサ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001258879A (ja) 2000-03-15 2001-09-25 Olympus Optical Co Ltd 超音波トランスデューサシステムおよび超音波トランスデュー
JP2003174695A (ja) 2001-12-07 2003-06-20 Nec Corp 送受波器
JP2009065380A (ja) 2007-09-05 2009-03-26 Mitsumi Electric Co Ltd 超音波センサ
US20160209501A1 (en) 2013-08-30 2016-07-21 Robert Bosch Gmbh Sensor system
WO2018139194A1 (ja) 2017-01-25 2018-08-02 株式会社村田製作所 超音波装置
JP2021078126A (ja) 2019-11-12 2021-05-20 ジック エンジニアリング ゲーエムベーハーＳＩＣＫ Ｅｎｇｉｎｅｅｒｉｎｇ ＧｍｂＨ 物体認識センサ

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WO2023106211A1 (ja) 2023-06-15
JP2023084335A (ja) 2023-06-19

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