BR112014006925A2 - ressoador piezelétrico que tem modos vibracionais de espessura e largura combinados - Google Patents

ressoador piezelétrico que tem modos vibracionais de espessura e largura combinados

Info

Publication number
BR112014006925A2
BR112014006925A2 BR112014006925A BR112014006925A BR112014006925A2 BR 112014006925 A2 BR112014006925 A2 BR 112014006925A2 BR 112014006925 A BR112014006925 A BR 112014006925A BR 112014006925 A BR112014006925 A BR 112014006925A BR 112014006925 A2 BR112014006925 A2 BR 112014006925A2
Authority
BR
Brazil
Prior art keywords
width
piezoelectric resonator
combined thickness
vibrational modes
piezoelectric
Prior art date
Application number
BR112014006925A
Other languages
English (en)
Portuguese (pt)
Inventor
Yun Changhan
Zuo Chengjie
Shun Lo Chi
Kim Jonghae
Joo Sanghoon
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112014006925A2 publication Critical patent/BR112014006925A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02062—Details relating to the vibration mode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
BR112014006925A 2011-09-23 2012-09-24 ressoador piezelétrico que tem modos vibracionais de espessura e largura combinados BR112014006925A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/241,356 US8987976B2 (en) 2011-09-23 2011-09-23 Piezoelectric resonator having combined thickness and width vibrational modes
PCT/US2012/056962 WO2013044262A1 (en) 2011-09-23 2012-09-24 Piezoelectric resonator having combined thickness and width vibrational modes

Publications (1)

Publication Number Publication Date
BR112014006925A2 true BR112014006925A2 (pt) 2017-04-04

Family

ID=47046844

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014006925A BR112014006925A2 (pt) 2011-09-23 2012-09-24 ressoador piezelétrico que tem modos vibracionais de espessura e largura combinados

Country Status (10)

Country Link
US (1) US8987976B2 (enExample)
EP (1) EP2759058A1 (enExample)
JP (1) JP2014531833A (enExample)
KR (1) KR20140078702A (enExample)
CN (1) CN103828233A (enExample)
AR (1) AR088013A1 (enExample)
BR (1) BR112014006925A2 (enExample)
IN (1) IN2014CN01544A (enExample)
TW (1) TWI517572B (enExample)
WO (1) WO2013044262A1 (enExample)

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US20130120082A1 (en) * 2011-11-10 2013-05-16 Qualcomm Incorporated Two-port resonators electrically coupled in parallel
US9917571B2 (en) * 2014-06-13 2018-03-13 Georgia Tech Research Corporation Resonant gyroscopes and methods of making and using the same
JP6424901B2 (ja) * 2015-01-16 2018-11-21 株式会社村田製作所 共振子
US10476476B2 (en) * 2016-12-15 2019-11-12 Murata Manufacturing Co., Ltd. MEMS resonator with suppressed spurious modes
KR102434704B1 (ko) 2017-08-04 2022-08-22 삼성전자주식회사 전방향 음향 센서
WO2019070265A1 (en) 2017-10-05 2019-04-11 Google Llc LOW-DIMENSIONAL RESONATOR IN RETURNED CHIP GEOMETRY
US10356523B2 (en) * 2017-12-13 2019-07-16 Nvf Tech Ltd Distributed mode loudspeaker actuator including patterned electrodes
US10477321B2 (en) * 2018-03-05 2019-11-12 Google Llc Driving distributed mode loudspeaker actuator that includes patterned electrodes
US11381212B2 (en) * 2018-03-21 2022-07-05 Qorvo Us, Inc. Piezoelectric bulk layers with tilted c-axis orientation and methods for making the same
WO2020133316A1 (zh) * 2018-12-29 2020-07-02 天津大学 一种拆分结构谐振器
KR102472120B1 (ko) * 2019-05-03 2022-11-28 메이 선 테크놀로지 씨오 엘티디 의사-압전 d33 진동 장치 및 이를 통합하는 디스플레이
US11545612B2 (en) 2019-05-03 2023-01-03 May Sun Technology Co., Ltd. Pseudo-piezoelectric D33 device and electronic device using the same
CN118371418B (zh) * 2024-04-24 2025-05-06 上海心弘生命科学有限公司 一种二维复合振动的超声换能器及其设计方法

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Also Published As

Publication number Publication date
KR20140078702A (ko) 2014-06-25
JP2014531833A (ja) 2014-11-27
AR088013A1 (es) 2014-04-30
US20130076209A1 (en) 2013-03-28
TW201325082A (zh) 2013-06-16
TWI517572B (zh) 2016-01-11
CN103828233A (zh) 2014-05-28
IN2014CN01544A (enExample) 2015-05-08
US8987976B2 (en) 2015-03-24
EP2759058A1 (en) 2014-07-30
WO2013044262A1 (en) 2013-03-28

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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