GB2588218B - Acoustic transducer and method of manufacturing - Google Patents

Acoustic transducer and method of manufacturing Download PDF

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Publication number
GB2588218B
GB2588218B GB1915002.8A GB201915002A GB2588218B GB 2588218 B GB2588218 B GB 2588218B GB 201915002 A GB201915002 A GB 201915002A GB 2588218 B GB2588218 B GB 2588218B
Authority
GB
United Kingdom
Prior art keywords
manufacturing
acoustic transducer
acoustic
transducer
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
GB1915002.8A
Other languages
English (en)
Other versions
GB201915002D0 (en
GB2588218A (en
Inventor
Hope Jay
Manders Graham
Vandenberg Connor
William Rose Jacob
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.)
DarkVision Technologies Ltd
Original Assignee
DarkVision Technologies Ltd
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 DarkVision Technologies Ltd filed Critical DarkVision Technologies Ltd
Priority to GB1915002.8A priority Critical patent/GB2588218B/en
Publication of GB201915002D0 publication Critical patent/GB201915002D0/en
Priority to PCT/IB2020/059611 priority patent/WO2021074792A1/en
Priority to US17/765,841 priority patent/US12569884B2/en
Priority to CN202080070606.6A priority patent/CN114502927B/zh
Priority to JP2022516450A priority patent/JP2022552082A/ja
Priority to KR1020227007019A priority patent/KR102907521B1/ko
Priority to EP20876631.1A priority patent/EP4045880B1/en
Publication of GB2588218A publication Critical patent/GB2588218A/en
Application granted granted Critical
Publication of GB2588218B publication Critical patent/GB2588218B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • B06B1/0688—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 with foil-type piezoelectric elements, e.g. PVDF
    • B06B1/0692—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 with foil-type piezoelectric elements, e.g. PVDF with a continuous electrode on one side and a plurality of electrodes on the other side
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2437—Piezoelectric probes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/73—Drilling
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/76—Medical, dental
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/002—Survey of boreholes or wells by visual inspection
    • E21B47/0025—Survey of boreholes or wells by visual inspection generating an image of the borehole wall using down-hole measurements, e.g. acoustic or electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Manufacturing & Machinery (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB1915002.8A 2019-10-17 2019-10-17 Acoustic transducer and method of manufacturing Active GB2588218B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB1915002.8A GB2588218B (en) 2019-10-17 2019-10-17 Acoustic transducer and method of manufacturing
PCT/IB2020/059611 WO2021074792A1 (en) 2019-10-17 2020-10-13 Acoustic transducer and method of manufacturing
US17/765,841 US12569884B2 (en) 2019-10-17 2020-10-13 Acoustic transducer and method of manufacturing
CN202080070606.6A CN114502927B (zh) 2019-10-17 2020-10-13 声换能器和制造方法
JP2022516450A JP2022552082A (ja) 2019-10-17 2020-10-13 音響トランスデューサ及び製造方法
KR1020227007019A KR102907521B1 (ko) 2019-10-17 2020-10-13 음향 변환기 및 제조 방법
EP20876631.1A EP4045880B1 (en) 2019-10-17 2020-10-13 Acoustic transducer and method of manufacturing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1915002.8A GB2588218B (en) 2019-10-17 2019-10-17 Acoustic transducer and method of manufacturing

Publications (3)

Publication Number Publication Date
GB201915002D0 GB201915002D0 (en) 2019-12-04
GB2588218A GB2588218A (en) 2021-04-21
GB2588218B true GB2588218B (en) 2021-10-27

Family

ID=68728157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1915002.8A Active GB2588218B (en) 2019-10-17 2019-10-17 Acoustic transducer and method of manufacturing

Country Status (7)

Country Link
US (1) US12569884B2 (https=)
EP (1) EP4045880B1 (https=)
JP (1) JP2022552082A (https=)
KR (1) KR102907521B1 (https=)
CN (1) CN114502927B (https=)
GB (1) GB2588218B (https=)
WO (1) WO2021074792A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3528511B1 (en) * 2016-10-13 2025-01-08 FUJIFILM Corporation Ultrasonic probe and method for manufacturing ultrasonic probe
CA3175094A1 (en) 2020-03-13 2021-09-16 Geonomic Technologies Inc. Method and apparatus for measuring a wellbore
CN115474128B (zh) * 2022-10-19 2024-03-08 哈尔滨工业大学（威海） 一种高灵敏度水声换能器
KR102737599B1 (ko) * 2022-12-30 2024-12-05 (주)아이블포토닉스 음향광학 가변 필터 제조 방법
WO2025117505A1 (en) * 2023-11-27 2025-06-05 Sonocharge Energy, Inc. Acoustic devices and methods of fabrication

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1145772A2 (de) * 2000-04-13 2001-10-17 intelligeNDT Systems & Services GmbH & Co. KG Ultraschallwandler und Verfahren zur Herstellung eines Ultraschallwandlers

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US5592730A (en) 1994-07-29 1997-01-14 Hewlett-Packard Company Method for fabricating a Z-axis conductive backing layer for acoustic transducers using etched leadframes
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JP2001340340A (ja) 2000-06-02 2001-12-11 Toshiba Corp 超音波診断装置
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Also Published As

Publication number Publication date
KR102907521B1 (ko) 2026-01-05
US20220339670A1 (en) 2022-10-27
GB201915002D0 (en) 2019-12-04
EP4045880A1 (en) 2022-08-24
EP4045880B1 (en) 2026-03-04
KR20220082808A (ko) 2022-06-17
EP4045880A4 (en) 2023-11-01
US12569884B2 (en) 2026-03-10
EP4045880C0 (en) 2026-03-04
WO2021074792A1 (en) 2021-04-22
CN114502927B (zh) 2025-04-29
CN114502927A (zh) 2022-05-13
JP2022552082A (ja) 2022-12-15
GB2588218A (en) 2021-04-21

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