EP3324848A4 - Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals - Google Patents

Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals Download PDF

Info

Publication number
EP3324848A4
EP3324848A4 EP16828418.0A EP16828418A EP3324848A4 EP 3324848 A4 EP3324848 A4 EP 3324848A4 EP 16828418 A EP16828418 A EP 16828418A EP 3324848 A4 EP3324848 A4 EP 3324848A4
Authority
EP
European Patent Office
Prior art keywords
sensor
acoustic signals
pad
array
infrasonic acoustic
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.)
Withdrawn
Application number
EP16828418.0A
Other languages
German (de)
French (fr)
Other versions
EP3324848A1 (en
Inventor
Peter Bakema
Bret Kline
Gary Stephen
Alan Langston
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.)
CVR Global Inc
Original Assignee
CVR Global 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 US14/803,389 external-priority patent/US11413653B2/en
Application filed by CVR Global Inc filed Critical CVR Global Inc
Publication of EP3324848A1 publication Critical patent/EP3324848A1/en
Publication of EP3324848A4 publication Critical patent/EP3324848A4/en
Withdrawn legal-status Critical Current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
    • B06B1/0644—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
    • B06B1/0651—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 of circular shape
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • 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
EP16828418.0A 2015-07-20 2016-07-19 Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals Withdrawn EP3324848A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/803,389 US11413653B2 (en) 2010-06-24 2015-07-20 Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
PCT/US2016/042968 WO2017015286A1 (en) 2015-07-20 2016-07-19 Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals

Publications (2)

Publication Number Publication Date
EP3324848A1 EP3324848A1 (en) 2018-05-30
EP3324848A4 true EP3324848A4 (en) 2019-04-03

Family

ID=57834620

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16828418.0A Withdrawn EP3324848A4 (en) 2015-07-20 2016-07-19 Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals

Country Status (4)

Country Link
EP (1) EP3324848A4 (en)
CN (1) CN108024784A (en)
CA (1) CA2993020A1 (en)
WO (1) WO2017015286A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210298671A1 (en) * 2018-08-06 2021-09-30 Imperial College Of Science, Technology And Medicine Component
JP6557892B1 (en) * 2019-04-03 2019-08-14 川上産業株式会社 Auscultation aids and stethoscope
CN110579269B (en) * 2019-08-14 2022-05-31 中国地震局地壳应力研究所 Infrasonic wave sensor for rarefied atmosphere space and sound detection load cabin

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001078059A2 (en) * 2000-04-12 2001-10-18 Andromed Inc. Piezoelectric biological sounds monitor
US20090211838A1 (en) * 2008-02-27 2009-08-27 Silutions Technologies, Inc. Floating Ballast Mass Active Stethoscope or Sound Pickup Device
WO2011163509A1 (en) * 2010-06-24 2011-12-29 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6286147B1 (en) * 2000-12-21 2001-09-11 James E. Ingold Stethoscope support
JP4720587B2 (en) * 2006-04-10 2011-07-13 株式会社デンソー Ultrasonic sensor
EP2854421B1 (en) * 2007-07-25 2017-12-06 Sinar Baja Electric Ltd. Ring shaped membrane for an electro-acoustical loudspeaker
US9173037B2 (en) * 2008-02-25 2015-10-27 Pioneer Corporation Vibrating body for acoustic transducer and speaker device
US8771204B2 (en) * 2008-12-30 2014-07-08 Masimo Corporation Acoustic sensor assembly
CN102217950B (en) * 2010-04-16 2012-12-26 无锡市凯顺医疗器械制造有限公司 Stethoscope head structure with adjustable voice frequency
CN102772222B (en) * 2011-05-10 2014-06-11 重庆融海超声医学工程研究中心有限公司 Electronic stethoscope
JP6051693B2 (en) * 2012-09-03 2016-12-27 セイコーエプソン株式会社 Ultrasonic probe, electronic device and ultrasonic diagnostic apparatus
CN203059749U (en) * 2013-01-23 2013-07-17 崔振昌 Electronic digital stethoscope
CN103217210B (en) * 2013-03-29 2014-12-17 北京遥测技术研究所 Piezoelectric type noise sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001078059A2 (en) * 2000-04-12 2001-10-18 Andromed Inc. Piezoelectric biological sounds monitor
US20090211838A1 (en) * 2008-02-27 2009-08-27 Silutions Technologies, Inc. Floating Ballast Mass Active Stethoscope or Sound Pickup Device
WO2011163509A1 (en) * 2010-06-24 2011-12-29 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017015286A1 *

Also Published As

Publication number Publication date
CN108024784A (en) 2018-05-11
CA2993020A1 (en) 2017-01-26
EP3324848A1 (en) 2018-05-30
WO2017015286A1 (en) 2017-01-26

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