HK1224380A1 - 子陣列換能器設備及方法 - Google Patents

子陣列換能器設備及方法

Info

Publication number
HK1224380A1
HK1224380A1 HK16112464.4A HK16112464A HK1224380A1 HK 1224380 A1 HK1224380 A1 HK 1224380A1 HK 16112464 A HK16112464 A HK 16112464A HK 1224380 A1 HK1224380 A1 HK 1224380A1
Authority
HK
Hong Kong
Prior art keywords
sub
methods
array transducer
transducer apparatus
array
Prior art date
Application number
HK16112464.4A
Other languages
English (en)
Inventor
．羅韋
．帕倫特
Original Assignee
Rowe Tech Inc
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 Rowe Tech Inc filed Critical Rowe Tech Inc
Publication of HK1224380A1 publication Critical patent/HK1224380A1/zh

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
HK16112464.4A 2013-08-15 2016-10-28 子陣列換能器設備及方法 HK1224380A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361866453P 2013-08-15 2013-08-15
PCT/US2014/051341 WO2015023981A1 (en) 2013-08-15 2014-08-15 Sub-array transducer apparatus and methods

Publications (1)

Publication Number Publication Date
HK1224380A1 true HK1224380A1 (zh) 2017-08-18

Family

ID=52466750

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16112464.4A HK1224380A1 (zh) 2013-08-15 2016-10-28 子陣列換能器設備及方法

Country Status (5)

Country Link
US (1) US20150049590A1 (zh)
EP (1) EP3033633A4 (zh)
CN (1) CN105556333A (zh)
HK (1) HK1224380A1 (zh)
WO (1) WO2015023981A1 (zh)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103650352B (zh) * 2010-11-01 2020-03-06 罗韦技术有限公司 多频二维相控阵列换能器
US10670716B2 (en) 2016-05-04 2020-06-02 Invensense, Inc. Operating a two-dimensional array of ultrasonic transducers
US10656255B2 (en) 2016-05-04 2020-05-19 Invensense, Inc. Piezoelectric micromachined ultrasonic transducer (PMUT)
US10315222B2 (en) 2016-05-04 2019-06-11 Invensense, Inc. Two-dimensional array of CMOS control elements
US10445547B2 (en) 2016-05-04 2019-10-15 Invensense, Inc. Device mountable packaging of ultrasonic transducers
US10706835B2 (en) * 2016-05-10 2020-07-07 Invensense, Inc. Transmit beamforming of a two-dimensional array of ultrasonic transducers
US10632500B2 (en) 2016-05-10 2020-04-28 Invensense, Inc. Ultrasonic transducer with a non-uniform membrane
US10441975B2 (en) 2016-05-10 2019-10-15 Invensense, Inc. Supplemental sensor modes and systems for ultrasonic transducers
US10539539B2 (en) 2016-05-10 2020-01-21 Invensense, Inc. Operation of an ultrasonic sensor
US10452887B2 (en) 2016-05-10 2019-10-22 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers
US11673165B2 (en) 2016-05-10 2023-06-13 Invensense, Inc. Ultrasonic transducer operable in a surface acoustic wave (SAW) mode
US10600403B2 (en) 2016-05-10 2020-03-24 Invensense, Inc. Transmit operation of an ultrasonic sensor
US10562070B2 (en) 2016-05-10 2020-02-18 Invensense, Inc. Receive operation of an ultrasonic sensor
US10474862B2 (en) 2017-06-01 2019-11-12 Invensense, Inc. Image generation in an electronic device using ultrasonic transducers
US10643052B2 (en) 2017-06-28 2020-05-05 Invensense, Inc. Image generation in an electronic device using ultrasonic transducers
WO2019109010A1 (en) 2017-12-01 2019-06-06 Invensense, Inc. Darkfield tracking
US10997388B2 (en) 2017-12-01 2021-05-04 Invensense, Inc. Darkfield contamination detection
US10984209B2 (en) 2017-12-01 2021-04-20 Invensense, Inc. Darkfield modeling
US11151355B2 (en) 2018-01-24 2021-10-19 Invensense, Inc. Generation of an estimated fingerprint
US20190257930A1 (en) * 2018-02-21 2019-08-22 Rowe Technologies, Inc. Multi frequency piston transducer
US10755067B2 (en) 2018-03-22 2020-08-25 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers
FR3086063B1 (fr) * 2018-09-13 2022-11-11 Moduleus Dispositif d'imagerie ultrasonore
US10936843B2 (en) 2018-12-28 2021-03-02 Invensense, Inc. Segmented image acquisition
US11188735B2 (en) 2019-06-24 2021-11-30 Invensense, Inc. Fake finger detection using ridge features
US11216681B2 (en) 2019-06-25 2022-01-04 Invensense, Inc. Fake finger detection based on transient features
US11216632B2 (en) 2019-07-17 2022-01-04 Invensense, Inc. Ultrasonic fingerprint sensor with a contact layer of non-uniform thickness
US11176345B2 (en) 2019-07-17 2021-11-16 Invensense, Inc. Ultrasonic fingerprint sensor with a contact layer of non-uniform thickness
US11232549B2 (en) 2019-08-23 2022-01-25 Invensense, Inc. Adapting a quality threshold for a fingerprint image
US11392789B2 (en) 2019-10-21 2022-07-19 Invensense, Inc. Fingerprint authentication using a synthetic enrollment image
EP4100176A1 (en) 2020-03-09 2022-12-14 InvenSense, Inc. Ultrasonic fingerprint sensor with a contact layer of non-uniform thickness
US11243300B2 (en) 2020-03-10 2022-02-08 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers and a presence sensor
US11328165B2 (en) 2020-04-24 2022-05-10 Invensense, Inc. Pressure-based activation of fingerprint spoof detection
US11995909B2 (en) 2020-07-17 2024-05-28 Tdk Corporation Multipath reflection correction
CN112495744B (zh) * 2020-11-18 2022-02-11 中国科学院声学研究所东海研究站 一种八波束宽带相控阵换能器及其制备方法
CN112845002B (zh) * 2020-12-31 2022-01-14 武汉大学 Mems宽频带超声波换能器阵列
CN117770870B (zh) * 2024-02-26 2024-05-10 之江实验室 一种基于双线阵超声波场分离的超声成像方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617865A (en) * 1995-03-31 1997-04-08 Siemens Medical Systems, Inc. Multi-dimensional ultrasonic array interconnect
US5808967A (en) * 1996-10-07 1998-09-15 Rowe-Deines Instruments Incorporated Two-dimensional array transducer and beamformer
US6052334A (en) * 1998-08-04 2000-04-18 Rowe-Deines Instruments System and method for measuring wave directional spectrum and wave height
US7839720B2 (en) * 2006-09-28 2010-11-23 Teledyne Rd Instruments, Inc. System and method for acoustic doppler velocity processing with a phased array transducer including using differently coded transmit pulses in each beam so that the cross-coupled side lobe error is removed
US8254208B2 (en) * 2008-12-08 2012-08-28 Teledyne Rd Instruments, Inc. Multi-state beamforming array
CN103650352B (zh) * 2010-11-01 2020-03-06 罗韦技术有限公司 多频二维相控阵列换能器
US9823104B2 (en) * 2013-02-21 2017-11-21 Rowe Technologies, Inc. Acquatic velocity scanning apparatus and methods

Also Published As

Publication number Publication date
EP3033633A4 (en) 2017-04-26
CN105556333A (zh) 2016-05-04
WO2015023981A1 (en) 2015-02-19
US20150049590A1 (en) 2015-02-19
EP3033633A1 (en) 2016-06-22

Similar Documents

Publication Publication Date Title
HK1224380A1 (zh) 子陣列換能器設備及方法
EP3031417B8 (en) Ultrasonic probe and ultrasonic treatment apparatus
SG10201407632UA (en) Transducer and method for forming the same
EP3005965A4 (en) Ultrasonic probe and ultrasonic treatment apparatus
GB201309568D0 (en) Methods and apparatus
EP2995068A4 (en) DEVICE AND CORRESPONDING METHODS
ZA201508520B (en) Acoustic apparatus and operation
EP2981935A4 (en) APPARATUS AND ASSOCIATED METHODS
EP2973767A4 (en) CONVERTER COATING IN WAFER SIZE AND METHOD
EP2970847A4 (en) APPARATUS PROVIDED WITH AN ASPIRATION-FREE WELL PLATE AND METHODS
HK1217467A1 (zh) 合成設備和方法
EP2982971A4 (en) ULTRASOUND DEFECT DETECTION METHOD AND DEVICE THEREOF
EP2966401A4 (en) FORM OF EXAMINATION METHOD AND DEVICE THEREFOR
EP2908553A4 (en) ULTRASOUND TRANSFORMER AND METHOD FOR PRODUCING AN ULTRASOUND TRANSFORMER
EP2953382A4 (en) SOUND TRANSMITTING DEVICE AND SOUND TRANSMITTING METHOD
EP2946614A4 (en) METHOD AND APPARATUS
GB201312658D0 (en) An apparatus and associated methods
EP2985600A4 (en) Ultrasound examination method and device
EP3030097A4 (en) Shrimp-processing apparatus and methods
EP3007466A4 (en) Acoustic device and use method thereof
EP2952137A4 (en) ULTRASONIC IMAGING APPARATUS AND ULTRASONIC IMAGING METHOD
EP2962643A4 (en) ULTRASOUND DIAGNOSIS DEVICE AND METHOD THEREFOR
EP2979645A4 (en) ULTRASONIC DIAGNOSTIC DEVICE AND ULTRASONIC DIAGNOSTIC METHOD
GB2519417B (en) Radar apparatus and method
GB201301728D0 (en) Telcommunications apparatus and methods