CN105978524A - 声波元件、天线双工器和电子设备 - Google Patents

声波元件、天线双工器和电子设备 Download PDF

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Publication number
CN105978524A
CN105978524A CN201610137318.3A CN201610137318A CN105978524A CN 105978524 A CN105978524 A CN 105978524A CN 201610137318 A CN201610137318 A CN 201610137318A CN 105978524 A CN105978524 A CN 105978524A
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CN
China
Prior art keywords
acoustic wave
wave element
thickness
electrode
element according
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
CN201610137318.3A
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English (en)
Chinese (zh)
Inventor
小松禎也
清水英仁
藤原城二
鹤成哲也
中村弘幸
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Panasonic Corp
Original Assignee
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Publication of CN105978524A publication Critical patent/CN105978524A/zh
Pending legal-status Critical Current

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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
    • H03H9/0222—Details of interface-acoustic, boundary, pseudo-acoustic or Stonely wave devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/25—Constructional features of resonators using surface acoustic waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • 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
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
    • 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
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02834—Means for compensation or elimination of undesirable effects of temperature influence
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14538—Formation
    • 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
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • 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
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6489—Compensation of undesirable effects
    • H03H9/6496—Reducing ripple in transfer characteristic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/72—Networks using surface acoustic waves
    • H03H9/725—Duplexers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
CN201610137318.3A 2015-03-12 2016-03-11 声波元件、天线双工器和电子设备 Pending CN105978524A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562132046P 2015-03-12 2015-03-12
US62/132,046 2015-03-12

Publications (1)

Publication Number Publication Date
CN105978524A true CN105978524A (zh) 2016-09-28

Family

ID=55524240

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610137318.3A Pending CN105978524A (zh) 2015-03-12 2016-03-11 声波元件、天线双工器和电子设备

Country Status (6)

Country Link
US (1) US10097159B2 (https=)
EP (1) EP3068049B1 (https=)
JP (2) JP2016171571A (https=)
KR (1) KR102526570B1 (https=)
CN (1) CN105978524A (https=)
SG (1) SG10201601943WA (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10308522B2 (en) 2016-05-31 2019-06-04 Skyworks Solutions, Inc. High Q modified barium magnesium tantalate for high frequency applications
KR102217820B1 (ko) * 2016-11-17 2021-02-18 가부시키가이샤 무라타 세이사쿠쇼 탄성파 장치
CN116599494A (zh) * 2016-11-18 2023-08-15 株式会社村田制作所 声表面波滤波器以及多工器
US10483942B2 (en) 2017-01-24 2019-11-19 Skyworks Solutions, Inc. Acoustic wave device with acoustically separated multi-channel feedback
JP7068835B2 (ja) 2018-01-26 2022-05-17 太陽誘電株式会社 弾性波デバイス、フィルタおよびマルチプレクサ
CN116671012A (zh) * 2021-01-12 2023-08-29 株式会社村田制作所 弹性波装置
US20230006125A1 (en) 2021-06-30 2023-01-05 Skyworks Solutions, Inc. Acoustic wave device with reduced acoustic coupling
US12500570B2 (en) 2021-09-29 2025-12-16 Skyworks Solutions, Inc. Shear horizontal mode acoustic wave device with multilayer interdigital transducer electrode
US12438519B2 (en) 2021-12-06 2025-10-07 Skyworks Solutions, Inc. Methods of manufacturing multi-band surface acoustic wave filters
US12512819B2 (en) 2022-01-26 2025-12-30 Skyworks Solutions, Inc. Topologies for acoustic-wave receive-side filters
US12587171B2 (en) 2022-03-18 2026-03-24 Skyworks Solutions, Inc. Passband filter combining two sets of components
US20230343659A1 (en) 2022-03-30 2023-10-26 Skyworks Solutions, Inc. Integrated device package with opening in carrier

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006295976A (ja) * 2003-10-03 2006-10-26 Murata Mfg Co Ltd 弾性表面波装置
CN1902817A (zh) * 2004-01-13 2007-01-24 株式会社村田制作所 边界声波装置
US20090115287A1 (en) * 2005-04-25 2009-05-07 Murata Manufacturing Co., Ltd. Boundary acoustic wave device
CN101682308A (zh) * 2007-06-06 2010-03-24 株式会社村田制作所 弹性表面波装置
CN104362999A (zh) * 2010-09-09 2015-02-18 精工爱普生株式会社 声表面波器件、电子设备以及传感器装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002176333A (ja) * 2000-12-07 2002-06-21 Fujitsu Media Device Kk 弾性表面波フィルタ
JP4127170B2 (ja) * 2003-01-07 2008-07-30 株式会社村田製作所 表面波装置
EP1696562A4 (en) 2003-12-16 2010-07-07 Murata Manufacturing Co ACOUSTIC LIMIT WAVE DEVICE
JP5355958B2 (ja) * 2008-07-31 2013-11-27 太陽誘電株式会社 フィルタ、分波器および通信機器
WO2010137279A1 (ja) * 2009-05-27 2010-12-02 パナソニック株式会社 弾性波共振器と、これを用いたアンテナ共用器
JP2011041127A (ja) * 2009-08-17 2011-02-24 Hitachi Media Electoronics Co Ltd 弾性波装置
WO2011158445A1 (ja) * 2010-06-17 2011-12-22 パナソニック株式会社 弾性波素子
JP2012227626A (ja) * 2011-04-15 2012-11-15 Panasonic Corp 弾性表面波素子
JP5797979B2 (ja) * 2011-08-31 2015-10-21 太陽誘電株式会社 弾性波デバイス
JP5720797B2 (ja) * 2011-10-24 2015-05-20 株式会社村田製作所 弾性表面波装置
JP5704263B2 (ja) * 2012-02-06 2015-04-22 株式会社村田製作所 フィルタ装置
JP6142924B2 (ja) * 2013-08-21 2017-06-07 株式会社村田製作所 チューナブルフィルタ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006295976A (ja) * 2003-10-03 2006-10-26 Murata Mfg Co Ltd 弾性表面波装置
CN1902817A (zh) * 2004-01-13 2007-01-24 株式会社村田制作所 边界声波装置
US20090115287A1 (en) * 2005-04-25 2009-05-07 Murata Manufacturing Co., Ltd. Boundary acoustic wave device
CN101682308A (zh) * 2007-06-06 2010-03-24 株式会社村田制作所 弹性表面波装置
CN104362999A (zh) * 2010-09-09 2015-02-18 精工爱普生株式会社 声表面波器件、电子设备以及传感器装置

Also Published As

Publication number Publication date
JP2020061742A (ja) 2020-04-16
EP3068049B1 (en) 2018-06-13
EP3068049A2 (en) 2016-09-14
KR102526570B1 (ko) 2023-04-26
JP7005579B2 (ja) 2022-02-04
KR20160110243A (ko) 2016-09-21
US10097159B2 (en) 2018-10-09
JP2016171571A (ja) 2016-09-23
US20160268997A1 (en) 2016-09-15
SG10201601943WA (en) 2016-10-28
EP3068049A3 (en) 2016-11-30

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