KR20220090545A - 초음파 변환기 - Google Patents

초음파 변환기 Download PDF

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Publication number
KR20220090545A
KR20220090545A KR1020227017145A KR20227017145A KR20220090545A KR 20220090545 A KR20220090545 A KR 20220090545A KR 1020227017145 A KR1020227017145 A KR 1020227017145A KR 20227017145 A KR20227017145 A KR 20227017145A KR 20220090545 A KR20220090545 A KR 20220090545A
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KR
South Korea
Prior art keywords
signal
ultrasound
direct path
transmitter
ultrasonic
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.)
Ceased
Application number
KR1020227017145A
Other languages
English (en)
Korean (ko)
Inventor
프로드 타이홀드트
안드레아스 보글
토비아스 다흘
Original Assignee
신테프 또 에이에스
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Filing date
Publication date
Application filed by 신테프 또 에이에스 filed Critical 신테프 또 에이에스
Publication of KR20220090545A publication Critical patent/KR20220090545A/ko
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B06B1/0629—Square array
    • 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
    • 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
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8913—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using separate transducers for transmission and reception
    • 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
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • 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
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8925—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being a two-dimensional transducer configuration, i.e. matrix or orthogonal linear arrays
    • 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
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52019—Details of transmitters
    • G01S7/5202—Details of transmitters for 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
    • 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
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • G01S7/52026—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
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52079—Constructional features
    • 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
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • 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

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)
  • Mechanical Engineering (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
KR1020227017145A 2019-10-25 2020-10-26 초음파 변환기 Ceased KR20220090545A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB201915544A GB201915544D0 (en) 2019-10-25 2019-10-25 Ultrasonic transducers
GB1915544.9 2019-10-25
PCT/GB2020/052712 WO2021079160A1 (en) 2019-10-25 2020-10-26 Ultrasonic transducers

Publications (1)

Publication Number Publication Date
KR20220090545A true KR20220090545A (ko) 2022-06-29

Family

ID=68768947

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227017145A Ceased KR20220090545A (ko) 2019-10-25 2020-10-26 초음파 변환기

Country Status (8)

Country Link
US (1) US20220379346A1 (enExample)
EP (1) EP4048449A1 (enExample)
JP (1) JP2022554155A (enExample)
KR (1) KR20220090545A (enExample)
CN (1) CN114829024A (enExample)
CA (1) CA3155317A1 (enExample)
GB (1) GB201915544D0 (enExample)
WO (1) WO2021079160A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10966683B2 (en) 2018-03-22 2021-04-06 Exo Imaging Inc. Integrated ultrasonic transducers
US11899143B2 (en) 2021-07-12 2024-02-13 Robert Bosch Gmbh Ultrasound sensor array for parking assist systems
US12256642B2 (en) 2021-07-12 2025-03-18 Robert Bosch Gmbh Ultrasound transducer with distributed cantilevers
US12150384B2 (en) 2021-07-12 2024-11-19 Robert Bosch Gmbh Ultrasound transducer with distributed cantilevers
US12099150B2 (en) 2021-10-26 2024-09-24 Exo Imaging, Inc. Multi-transducer chip ultrasound device
EP4231920A4 (en) * 2021-10-26 2024-07-03 Exo Imaging Inc. Multi-transducer chip ultrasound device
GB202204823D0 (en) 2022-04-01 2022-05-18 Sintef Tto As Ultrasonic transducer housing
US12533711B2 (en) 2022-09-02 2026-01-27 Exo Imaging, Inc. Dual and multiple membrane micromachined ultrasound transducers
TWI877754B (zh) * 2023-08-29 2025-03-21 大陸商茂丞(鄭州)超聲科技有限公司 近距超聲波感測裝置及應用其之近距超聲波感測系統
CN117236032A (zh) * 2023-09-21 2023-12-15 哈尔滨工业大学 高温电磁超声换能器的多物理场-电路协同模拟系统及方法
CN120539710B (zh) * 2025-07-28 2025-10-21 青岛哈尔滨工程大学创新发展中心 一种压电微机械水声传感器、基阵以及水声成像系统

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US5732706A (en) * 1996-03-22 1998-03-31 Lockheed Martin Ir Imaging Systems, Inc. Ultrasonic array with attenuating electrical interconnects
US6918877B2 (en) * 2003-08-05 2005-07-19 Siemens Medical Solutions Usa, Inc. Method and system for reducing undesirable cross talk in diagnostic ultrasound arrays
JP4715236B2 (ja) * 2005-03-01 2011-07-06 株式会社デンソー 超音波センサ装置
JP2007088805A (ja) * 2005-09-22 2007-04-05 Sanyo Electric Co Ltd 超音波レーダ
JP2007170975A (ja) * 2005-12-21 2007-07-05 Matsushita Electric Works Ltd 物体検知装置
DE102008054533B8 (de) * 2007-12-26 2013-02-14 Denso Corporation Ultraschallsensor
JP4509207B2 (ja) * 2008-02-22 2010-07-21 株式会社デンソー 超音波センサ
JP2011010793A (ja) * 2009-07-01 2011-01-20 Konica Minolta Medical & Graphic Inc 超音波画像診断装置
JP5540870B2 (ja) * 2010-04-27 2014-07-02 セイコーエプソン株式会社 超音波センサー、及び電子機器
JP5966621B2 (ja) * 2012-05-29 2016-08-10 セイコーエプソン株式会社 超音波デバイス、超音波プローブ及び超音波診断装置
NO20130884A1 (no) 2013-06-21 2014-12-22 Sinvent As Sensorelement med optisk forskyvning
US10139479B2 (en) * 2014-10-15 2018-11-27 Qualcomm Incorporated Superpixel array of piezoelectric ultrasonic transducers for 2-D beamforming
US10445547B2 (en) * 2016-05-04 2019-10-15 Invensense, Inc. Device mountable packaging of ultrasonic transducers
US10670716B2 (en) * 2016-05-04 2020-06-02 Invensense, Inc. Operating a two-dimensional array of ultrasonic transducers
US11039814B2 (en) * 2016-12-04 2021-06-22 Exo Imaging, Inc. Imaging devices having piezoelectric transducers
US20190076114A1 (en) * 2017-09-13 2019-03-14 Qualcomm Incorporated System and method for energy transfer
US11462194B1 (en) * 2018-07-30 2022-10-04 Apple Inc. Position sensors for system with overlapped displays

Also Published As

Publication number Publication date
WO2021079160A1 (en) 2021-04-29
JP2022554155A (ja) 2022-12-28
CN114829024A (zh) 2022-07-29
CA3155317A1 (en) 2021-04-29
GB201915544D0 (en) 2019-12-11
US20220379346A1 (en) 2022-12-01
EP4048449A1 (en) 2022-08-31

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