EP4173728A4 - High-power high-frequency directional transmission underwater acoustic transducer and manufacturing method therefor - Google Patents

High-power high-frequency directional transmission underwater acoustic transducer and manufacturing method therefor

Info

Publication number
EP4173728A4
EP4173728A4 EP20952299.4A EP20952299A EP4173728A4 EP 4173728 A4 EP4173728 A4 EP 4173728A4 EP 20952299 A EP20952299 A EP 20952299A EP 4173728 A4 EP4173728 A4 EP 4173728A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
method therefor
acoustic transducer
underwater acoustic
directional transmission
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.)
Pending
Application number
EP20952299.4A
Other languages
German (de)
French (fr)
Other versions
EP4173728A1 (en
Inventor
Lei Qin
Chao Zhong
Likun Wang
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.)
Beijing Information Science and Technology University
Original Assignee
Beijing Information Science and Technology University
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 Beijing Information Science and Technology University filed Critical Beijing Information Science and Technology University
Publication of EP4173728A1 publication Critical patent/EP4173728A1/en
Publication of EP4173728A4 publication Critical patent/EP4173728A4/en
Pending legal-status Critical Current

Links

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
    • B06B1/0629—Square array
    • 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
    • B06B1/0644—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 a single piezoelectric element
    • B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/067—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 a single piezoelectric element with an electrode on the sensitive surface which is used as, or combined with, an impedance matching layer
    • 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
    • B06B1/0644—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 a single piezoelectric element
    • B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0681—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 a single piezoelectric element with an electrode on the sensitive surface and a damping structure
    • B06B1/0685—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 a single piezoelectric element with an electrode on the sensitive surface and a damping structure on the back only of piezoelectric elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
EP20952299.4A 2020-09-04 2020-12-04 High-power high-frequency directional transmission underwater acoustic transducer and manufacturing method therefor Pending EP4173728A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010921907.7A CN112221917B (en) 2020-09-04 2020-09-04 High-power high-frequency directional emission underwater acoustic transducer and preparation method thereof
PCT/CN2020/133855 WO2022048058A1 (en) 2020-09-04 2020-12-04 High-power high-frequency directional transmission underwater acoustic transducer and manufacturing method therefor

Publications (2)

Publication Number Publication Date
EP4173728A1 EP4173728A1 (en) 2023-05-03
EP4173728A4 true EP4173728A4 (en) 2024-01-03

Family

ID=74116038

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20952299.4A Pending EP4173728A4 (en) 2020-09-04 2020-12-04 High-power high-frequency directional transmission underwater acoustic transducer and manufacturing method therefor

Country Status (3)

Country Link
EP (1) EP4173728A4 (en)
CN (1) CN112221917B (en)
WO (1) WO2022048058A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113394336A (en) * 2021-05-17 2021-09-14 中国科学院上海硅酸盐研究所 Gradient piezoelectric composite material, method for producing same, and piezoelectric transducer
CN115166706A (en) * 2022-06-14 2022-10-11 上海船舶电子设备研究所(中国船舶重工集团公司第七二六研究所) Multi-beam trapezoidal high-frequency receiving transducer array and multi-beam depth sounder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1671588A1 (en) * 2003-09-30 2006-06-21 Matsushita Electric Industrial Co., Ltd. Ultrasonic probe
CN110493698A (en) * 2019-08-26 2019-11-22 中国电子科技集团公司第二十六研究所 A kind of high-frequency wideband underwater acoustic transducer and its manufacturing method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101909230A (en) * 2010-07-15 2010-12-08 哈尔滨工程大学 Broadband underwater acoustic transducer using composite material of metal, piezoelectric ceramics and polymer
JP6548201B2 (en) * 2011-09-16 2019-07-24 ゼネラル・エレクトリック・カンパニイ Heat transfer and acoustic matching layer for ultrasonic transducers
CN104393164B (en) * 2014-10-23 2017-05-17 北京信息科技大学 Manufacturing method of 1-1-3 piezoelectric composite material
US10335830B2 (en) * 2015-06-26 2019-07-02 Toshiba Medical Systems Corporation Ultrasonic probe
CN105411623A (en) * 2015-12-25 2016-03-23 中国科学院深圳先进技术研究院 Two-dimensional area array ultrasonic transducer and manufacturing method thereof
CN106876576B (en) * 2017-02-13 2019-05-21 北京信息科技大学 A kind of piezo-electricity composite material and preparation method thereof based on scissoring vibration
KR20190085259A (en) * 2018-01-10 2019-07-18 삼성메디슨 주식회사 Ultrasonic probe
CN109513598B (en) * 2018-12-28 2023-09-19 深圳先进技术研究院 Backing structure, manufacturing method of backing structure and ultrasonic transducer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1671588A1 (en) * 2003-09-30 2006-06-21 Matsushita Electric Industrial Co., Ltd. Ultrasonic probe
CN110493698A (en) * 2019-08-26 2019-11-22 中国电子科技集团公司第二十六研究所 A kind of high-frequency wideband underwater acoustic transducer and its manufacturing method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DU HAIBO ET AL: "Study on Underwater Performance of Underwater Transducer Manufactured by 1-1-3 Piezoelectric Composite", JOURNAL OF NORTHWESTERN POLYTECHNICAL UNIVERSITY, vol. 37, no. 2, 30 April 2019 (2019-04-30), CN, pages 386 - 392, XP055906894, ISSN: 1000-2758, DOI: 10.1051/ jnwpu/20193720386 *
See also references of WO2022048058A1 *

Also Published As

Publication number Publication date
WO2022048058A1 (en) 2022-03-10
CN112221917B (en) 2022-02-18
CN112221917A (en) 2021-01-15
EP4173728A1 (en) 2023-05-03

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