EP3809973A4 - Apparatuses including a capacitive micromachined ultrasonic transducer directly coupled to an analog-to-digital converter - Google Patents

Apparatuses including a capacitive micromachined ultrasonic transducer directly coupled to an analog-to-digital converter Download PDF

Info

Publication number
EP3809973A4
EP3809973A4 EP19822286.1A EP19822286A EP3809973A4 EP 3809973 A4 EP3809973 A4 EP 3809973A4 EP 19822286 A EP19822286 A EP 19822286A EP 3809973 A4 EP3809973 A4 EP 3809973A4
Authority
EP
European Patent Office
Prior art keywords
analog
digital converter
ultrasonic transducer
directly coupled
apparatuses including
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
EP19822286.1A
Other languages
German (de)
French (fr)
Other versions
EP3809973A1 (en
Inventor
Chao Chen
Kailiang Chen
Leung Kin CHIU
Youn-Jae Kook
Keith G. Fife
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.)
Bfly Operations Inc
Original Assignee
Butterfly Network 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
Priority claimed from US16/192,603 external-priority patent/US20190142387A1/en
Application filed by Butterfly Network Inc filed Critical Butterfly Network Inc
Publication of EP3809973A1 publication Critical patent/EP3809973A1/en
Publication of EP3809973A4 publication Critical patent/EP3809973A4/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
    • B06B1/0207—Driving circuits
    • 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
    • B06B1/0292—Electrostatic transducers, e.g. electret-type
    • 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
    • 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
EP19822286.1A 2018-06-19 2019-06-18 Apparatuses including a capacitive micromachined ultrasonic transducer directly coupled to an analog-to-digital converter Pending EP3809973A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862687189P 2018-06-19 2018-06-19
US16/192,603 US20190142387A1 (en) 2017-11-15 2018-11-15 Ultrasound apparatuses and methods for fabricating ultrasound devices
PCT/US2019/037603 WO2019246010A1 (en) 2018-06-19 2019-06-18 Apparatuses including a capacitive micromachined ultrasonic transducer directly coupled to an analog-to-digital converter

Publications (2)

Publication Number Publication Date
EP3809973A1 EP3809973A1 (en) 2021-04-28
EP3809973A4 true EP3809973A4 (en) 2022-04-27

Family

ID=68984173

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19822286.1A Pending EP3809973A4 (en) 2018-06-19 2019-06-18 Apparatuses including a capacitive micromachined ultrasonic transducer directly coupled to an analog-to-digital converter

Country Status (8)

Country Link
EP (1) EP3809973A4 (en)
JP (1) JP2021527361A (en)
KR (1) KR20210021531A (en)
CN (1) CN112334071A (en)
AU (1) AU2019288152A1 (en)
CA (1) CA3103940A1 (en)
TW (1) TW202017534A (en)
WO (1) WO2019246010A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI741846B (en) * 2020-10-21 2021-10-01 詠業科技股份有限公司 Ultrasonic sensing device and component

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090069686A1 (en) * 2007-09-11 2009-03-12 Siemens Medical Solutions Usa, Inc. Piezoelectric and CMUT layered ultrasound transducer array

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113116A (en) * 1989-10-05 1992-05-12 Firma J. Eberspacher Circuit arrangement for accurately and effectively driving an ultrasonic transducer
US6880262B1 (en) * 2003-09-30 2005-04-19 Broadcom Corporation Continuous time ΔΣ ADC with dithering
KR102392966B1 (en) * 2014-04-18 2022-05-02 버터플라이 네트워크, 인크. Ultrasonic imaging compression methods and apparatus
US10773277B2 (en) * 2015-03-05 2020-09-15 Koninklijke Philips N.V. Ultrasound system and method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090069686A1 (en) * 2007-09-11 2009-03-12 Siemens Medical Solutions Usa, Inc. Piezoelectric and CMUT layered ultrasound transducer array

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KESTER WALT: "ADC Input Noise: The Good, The Bad, and The Ugly­. Is No Noise Good Noise?", 1 February 2006 (2006-02-01), XP055787482, Retrieved from the Internet <URL:https://www.analog.com/media/en/analog-dialogue/volume-40/number-1/articles/adc-input-noise.pdf> [retrieved on 20210318] *
See also references of WO2019246010A1 *

Also Published As

Publication number Publication date
WO2019246010A1 (en) 2019-12-26
EP3809973A1 (en) 2021-04-28
KR20210021531A (en) 2021-02-26
TW202017534A (en) 2020-05-16
CA3103940A1 (en) 2019-12-26
AU2019288152A1 (en) 2021-01-07
WO2019246010A8 (en) 2020-01-30
CN112334071A (en) 2021-02-05
JP2021527361A (en) 2021-10-11

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Owner name: BFLY OPERATIONS, INC.