RU2609917C2 - Предварительно прижатая ячейка емкостного преобразователя, получаемого путем микрообработки, с прижатой областью кольцевой формы - Google Patents

Предварительно прижатая ячейка емкостного преобразователя, получаемого путем микрообработки, с прижатой областью кольцевой формы Download PDF

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RU2609917C2
RU2609917C2 RU2014124363A RU2014124363A RU2609917C2 RU 2609917 C2 RU2609917 C2 RU 2609917C2 RU 2014124363 A RU2014124363 A RU 2014124363A RU 2014124363 A RU2014124363 A RU 2014124363A RU 2609917 C2 RU2609917 C2 RU 2609917C2
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pressed
electrode
region
membrane
cell
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RU2014124363A
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Russian (ru)
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RU2014124363A (ru
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Эндрю Ли РОБИНСОН
Джон Дуглас ФРЕЙЗЕР
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Конинклейке Филипс Н.В.
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    • 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
    • B06B1/0292—Electrostatic transducers, e.g. electret-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
    • 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

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  • 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)
RU2014124363A 2011-11-17 2012-11-05 Предварительно прижатая ячейка емкостного преобразователя, получаемого путем микрообработки, с прижатой областью кольцевой формы RU2609917C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161560836P 2011-11-17 2011-11-17
US61/560,836 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 (2)

Publication Number Publication Date
RU2014124363A RU2014124363A (ru) 2015-12-27
RU2609917C2 true RU2609917C2 (ru) 2017-02-07

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RU2014124363A RU2609917C2 (ru) 2011-11-17 2012-11-05 Предварительно прижатая ячейка емкостного преобразователя, получаемого путем микрообработки, с прижатой областью кольцевой формы

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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WO2017001636A1 (en) * 2015-06-30 2017-01-05 Koninklijke Philips N.V. Ultrasound system and ultrasonic pulse transmission method
US10670716B2 (en) 2016-05-04 2020-06-02 Invensense, Inc. Operating a two-dimensional array of ultrasonic transducers
US10445547B2 (en) 2016-05-04 2019-10-15 Invensense, Inc. Device mountable packaging of ultrasonic transducers
US10315222B2 (en) 2016-05-04 2019-06-11 Invensense, Inc. Two-dimensional array of CMOS control elements
US10656255B2 (en) * 2016-05-04 2020-05-19 Invensense, Inc. Piezoelectric micromachined ultrasonic transducer (PMUT)
US10600403B2 (en) 2016-05-10 2020-03-24 Invensense, Inc. Transmit operation of an ultrasonic sensor
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US10452887B2 (en) 2016-05-10 2019-10-22 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers
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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
US10632500B2 (en) 2016-05-10 2020-04-28 Invensense, Inc. Ultrasonic transducer with a non-uniform membrane
US11673165B2 (en) 2016-05-10 2023-06-13 Invensense, Inc. Ultrasonic transducer operable in a surface acoustic wave (SAW) mode
US11627938B2 (en) * 2016-08-30 2023-04-18 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
US10643052B2 (en) 2017-06-28 2020-05-05 Invensense, Inc. Image generation in an electronic device using ultrasonic transducers
US10997388B2 (en) 2017-12-01 2021-05-04 Invensense, Inc. Darkfield contamination detection
US10936841B2 (en) 2017-12-01 2021-03-02 Invensense, Inc. Darkfield tracking
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
US10755067B2 (en) 2018-03-22 2020-08-25 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers
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
CN112533529A (zh) * 2018-08-09 2021-03-19 皇家飞利浦有限公司 具有电容性压力传感器的腔内设备
CN109530194B (zh) * 2018-10-18 2020-07-14 天津大学 一种多电极cmut单元及多频式电容微机械超声换能器
US10936843B2 (en) 2018-12-28 2021-03-02 Invensense, Inc. Segmented image acquisition
KR102196437B1 (ko) 2019-01-29 2020-12-30 한국과학기술연구원 정전용량형 미세가공 초음파 트랜스듀서
CN109909140B (zh) * 2019-03-06 2021-06-04 中国工程物理研究院电子工程研究所 一种压电微机械超声换能器及其制备方法
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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
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
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US11243300B2 (en) 2020-03-10 2022-02-08 Invensense, Inc. Operating a fingerprint sensor comprised of ultrasonic transducers and a presence sensor
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TWI814403B (zh) * 2022-05-26 2023-09-01 佳世達科技股份有限公司 超聲波換能器
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Publication number Publication date
US20140265721A1 (en) 2014-09-18
US9762148B2 (en) 2017-09-12
JP2014533907A (ja) 2014-12-15
RU2014124363A (ru) 2015-12-27
WO2013072803A1 (en) 2013-05-23
CN103958079A (zh) 2014-07-30
US20170353129A1 (en) 2017-12-07
EP2747905B1 (en) 2021-10-20
CN103958079B (zh) 2016-08-24
EP2747905A1 (en) 2014-07-02
IN2014CN03656A (enExample) 2015-10-16
BR112014011644A2 (pt) 2017-05-02
US10128777B2 (en) 2018-11-13
JP6265906B2 (ja) 2018-01-24
MX2014005795A (es) 2014-05-30

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