BR112014011644A2 - célula transdutora micromecanizada capacitiva pré-colapsada e método de fabricação de uma célula transdutora micromecanizada capacitiva pré-colapsada - Google Patents

célula transdutora micromecanizada capacitiva pré-colapsada e método de fabricação de uma célula transdutora micromecanizada capacitiva pré-colapsada

Info

Publication number
BR112014011644A2
BR112014011644A2 BR112014011644A BR112014011644A BR112014011644A2 BR 112014011644 A2 BR112014011644 A2 BR 112014011644A2 BR 112014011644 A BR112014011644 A BR 112014011644A BR 112014011644 A BR112014011644 A BR 112014011644A BR 112014011644 A2 BR112014011644 A2 BR 112014011644A2
Authority
BR
Brazil
Prior art keywords
micromechanized
transducer cell
collapsed
collapsed capacitive
capacitive
Prior art date
Application number
BR112014011644A
Other languages
English (en)
Portuguese (pt)
Inventor
Lee Robinson Andrew
Douglas Fraser John
Original Assignee
Koninklijke Philips Nv
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 Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of BR112014011644A2 publication Critical patent/BR112014011644A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
    • H02N1/002—Electrostatic motors
    • H02N1/006—Electrostatic motors of the gap-closing type
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Pressure Sensors (AREA)
  • Micromachines (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
BR112014011644A 2011-11-17 2012-11-05 célula transdutora micromecanizada capacitiva pré-colapsada e método de fabricação de uma célula transdutora micromecanizada capacitiva pré-colapsada BR112014011644A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161560836P 2011-11-17 2011-11-17
PCT/IB2012/056152 WO2013072803A1 (en) 2011-11-17 2012-11-05 Pre-collapsed capacitive micro-machined transducer cell with annular-shaped collapsed region

Publications (1)

Publication Number Publication Date
BR112014011644A2 true BR112014011644A2 (pt) 2017-05-02

Family

ID=47324242

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014011644A BR112014011644A2 (pt) 2011-11-17 2012-11-05 célula transdutora micromecanizada capacitiva pré-colapsada e método de fabricação de uma célula transdutora micromecanizada capacitiva pré-colapsada

Country Status (9)

Country Link
US (2) US9762148B2 (enExample)
EP (1) EP2747905B1 (enExample)
JP (1) JP6265906B2 (enExample)
CN (1) CN103958079B (enExample)
BR (1) BR112014011644A2 (enExample)
IN (1) IN2014CN03656A (enExample)
MX (1) MX2014005795A (enExample)
RU (1) RU2609917C2 (enExample)
WO (1) WO2013072803A1 (enExample)

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US10452887B2 (en) 2016-05-10 2019-10-22 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers
WO2018041658A2 (en) * 2016-08-30 2018-03-08 Koninklijke Philips N.V. Imaging device with ultrasound transducer array
US10891461B2 (en) 2017-05-22 2021-01-12 Invensense, Inc. Live fingerprint detection utilizing an integrated ultrasound and infrared sensor
US10474862B2 (en) 2017-06-01 2019-11-12 Invensense, Inc. Image generation in an electronic device using ultrasonic transducers
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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
EP3533386A1 (en) 2018-02-28 2019-09-04 Koninklijke Philips N.V. Pressure sensing with capacitive pressure sensor
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CN108793061B (zh) * 2018-05-25 2020-11-27 岭南师范学院 一种全电极凸纹结构cmut器件的制备方法
US20210298617A1 (en) * 2018-08-09 2021-09-30 Koninklijke Philips N.V. Intraluminal device with capacitive pressure sensor
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US11216632B2 (en) 2019-07-17 2022-01-04 Invensense, Inc. Ultrasonic fingerprint sensor with a contact layer of non-uniform thickness
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US11232549B2 (en) 2019-08-23 2022-01-25 Invensense, Inc. Adapting a quality threshold for a fingerprint image
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Also Published As

Publication number Publication date
EP2747905A1 (en) 2014-07-02
RU2014124363A (ru) 2015-12-27
WO2013072803A1 (en) 2013-05-23
RU2609917C2 (ru) 2017-02-07
CN103958079A (zh) 2014-07-30
US9762148B2 (en) 2017-09-12
JP2014533907A (ja) 2014-12-15
CN103958079B (zh) 2016-08-24
US10128777B2 (en) 2018-11-13
MX2014005795A (es) 2014-05-30
US20170353129A1 (en) 2017-12-07
EP2747905B1 (en) 2021-10-20
IN2014CN03656A (enExample) 2015-10-16
US20140265721A1 (en) 2014-09-18
JP6265906B2 (ja) 2018-01-24

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Legal Events

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]