HK1207482A1 - Ladder-type elastic wave filter and antenna duplexer using same - Google Patents

Ladder-type elastic wave filter and antenna duplexer using same

Info

Publication number
HK1207482A1
HK1207482A1 HK15107942.7A HK15107942A HK1207482A1 HK 1207482 A1 HK1207482 A1 HK 1207482A1 HK 15107942 A HK15107942 A HK 15107942A HK 1207482 A1 HK1207482 A1 HK 1207482A1
Authority
HK
Hong Kong
Prior art keywords
ladder
same
wave filter
elastic wave
type elastic
Prior art date
Application number
HK15107942.7A
Other languages
English (en)
Chinese (zh)
Inventor
鶴成哲也藤原城二中村弘幸中西秀和
Original Assignee
Skyworks Panasonic Filter Solutions Japan Co Ltd
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 Skyworks Panasonic Filter Solutions Japan Co Ltd filed Critical Skyworks Panasonic Filter Solutions Japan Co Ltd
Publication of HK1207482A1 publication Critical patent/HK1207482A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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
    • H03H9/6483—Ladder SAW filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/0222—Details of interface-acoustic, boundary, pseudo-acoustic or Stonely wave devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02992—Details of bus bars, contact pads or other electrical connections for finger electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/25—Constructional features of resonators using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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
HK15107942.7A 2011-06-23 2015-08-18 Ladder-type elastic wave filter and antenna duplexer using same HK1207482A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011139080 2011-06-23

Publications (1)

Publication Number Publication Date
HK1207482A1 true HK1207482A1 (en) 2016-01-29

Family

ID=47422311

Family Applications (1)

Application Number Title Priority Date Filing Date
HK15107942.7A HK1207482A1 (en) 2011-06-23 2015-08-18 Ladder-type elastic wave filter and antenna duplexer using same

Country Status (5)

Country Link
US (2) US9203376B2 (xx)
JP (1) JP5182459B2 (xx)
CN (2) CN104702239B (xx)
HK (1) HK1207482A1 (xx)
WO (1) WO2012176455A1 (xx)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102460967B (zh) * 2009-06-18 2015-01-21 天工松下滤波方案日本有限公司 阶梯型弹性波滤波器及使用其的双工器
WO2012176455A1 (ja) * 2011-06-23 2012-12-27 パナソニック株式会社 ラダー型弾性波フィルタ及びこれを用いたアンテナ共用器
DE102013100286B3 (de) 2013-01-11 2014-06-05 Epcos Ag Breitbandiges Filter in Abzweigtechnik
JP2017522822A (ja) * 2014-07-28 2017-08-10 スカイワークスフィルターソリューションズジャパン株式会社 弾性波素子、アンテナデュプレクサ、モジュール及びこれらを使用する電子機器
US9634644B2 (en) 2014-07-28 2017-04-25 Skyworks Filter Solutions Japan Co., Ltd. Acoustic wave elements and antenna duplexers, and modules and electronic devices using same
US9641151B2 (en) * 2014-07-31 2017-05-02 Skyworks Filter Solutions Japan Co., Ltd. Elastic wave filters and duplexers using same
KR20170034389A (ko) * 2014-07-31 2017-03-28 스카이워크스 필터 솔루션즈 재팬 씨오., 엘티디. 탄성파 필터 및 이것을 이용한 듀플렉서
CN107710613A (zh) * 2015-07-06 2018-02-16 株式会社村田制作所 弹性波装置
WO2017038679A1 (ja) * 2015-08-31 2017-03-09 京セラ株式会社 弾性表面波素子
JP6402704B2 (ja) * 2015-11-19 2018-10-10 株式会社村田製作所 弾性波装置、デュプレクサ及びマルチプレクサ
CN109155622B (zh) * 2016-05-13 2022-07-12 株式会社村田制作所 弹性波装置、高频前端电路以及通信装置
US10187039B2 (en) * 2016-06-07 2019-01-22 Skyworks Filter Solutions Japan Co., Ltd. Filter devices having reduced spurious emissions from lamb waves
CN109328431B (zh) * 2016-06-27 2022-07-29 株式会社村田制作所 弹性波滤波器装置
CN109661777B (zh) * 2016-09-02 2023-05-16 株式会社村田制作所 弹性波滤波器装置、高频前端电路以及通信装置
JP6788024B2 (ja) * 2016-10-11 2020-11-18 京セラ株式会社 弾性波装置
DE112017005316B4 (de) * 2016-10-20 2021-08-05 Skyworks Solutions, Inc. Elastikwellenvorrichtung mit einer piezoelektrischen Schicht mit Subwellenlängendicke
CN109863695B (zh) * 2016-10-28 2024-03-12 株式会社村田制作所 梯型滤波器、双工器以及弹性波滤波器装置
CN109983696B (zh) * 2016-11-25 2023-04-11 株式会社村田制作所 弹性波滤波器装置
CN110235364B (zh) * 2017-02-06 2023-04-04 株式会社村田制作所 弹性波装置、双工器以及滤波器装置
KR102304886B1 (ko) * 2017-02-22 2021-09-24 가부시키가이샤 무라타 세이사쿠쇼 탄성표면파 소자
KR102306240B1 (ko) * 2017-04-17 2021-09-30 가부시키가이샤 무라타 세이사쿠쇼 탄성파 장치, 고주파 프론트 엔드 회로 및 통신 장치
JP6882929B2 (ja) * 2017-05-01 2021-06-02 太陽誘電株式会社 弾性波共振器、フィルタおよびマルチプレクサ
JP6949607B2 (ja) * 2017-07-31 2021-10-13 太陽誘電株式会社 弾性波デバイス
JP6913619B2 (ja) * 2017-12-12 2021-08-04 株式会社村田製作所 マルチプレクサ、高周波フロントエンド回路及び通信装置
JP7068974B2 (ja) * 2018-09-06 2022-05-17 太陽誘電株式会社 ラダー型フィルタ及びマルチプレクサ
US20210391844A1 (en) * 2018-06-15 2021-12-16 Resonant Inc. Transversely-excited film bulk acoustic resonator
US10992284B2 (en) * 2018-06-15 2021-04-27 Resonant Inc. Filter using transversely-excited film bulk acoustic resonators with multiple frequency setting layers
CN109039298B (zh) * 2018-07-27 2022-06-24 开元通信技术（厦门）有限公司 声表面波器件及其制作方法
JP7278305B2 (ja) * 2018-11-05 2023-05-19 京セラ株式会社 弾性波装置、分波器および通信装置
JP6940012B2 (ja) 2018-12-25 2021-09-22 株式会社村田製作所 フィルタ装置
US11811390B2 (en) * 2019-05-06 2023-11-07 Globalfoundries Singapore Pte. Ltd. Resonator devices and methods of fabricating resonator devices
WO2020261808A1 (ja) * 2019-06-28 2020-12-30 株式会社村田製作所 弾性波フィルタ
JP7352855B2 (ja) * 2019-08-21 2023-09-29 株式会社村田製作所 分波器
CN110798166A (zh) * 2019-10-11 2020-02-14 天津大学 一种滤波电路及提高滤波电路性能的方法和信号处理设备
JP7456799B2 (ja) 2020-02-26 2024-03-27 太陽誘電株式会社 フィルタおよびマルチプレクサ
CN111384922A (zh) * 2020-04-09 2020-07-07 中国电子科技集团公司第二十六研究所 一种小型化梯型晶体滤波器
KR102482602B1 (ko) * 2020-08-19 2022-12-29 삼성전기주식회사 음향 공진기 필터
WO2023085189A1 (ja) * 2021-11-09 2023-05-19 株式会社村田製作所 フィルタ装置

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5632909A (en) * 1995-06-19 1997-05-27 Motorola, Inc. Filter
JP4063414B2 (ja) * 1998-08-25 2008-03-19 沖電気工業株式会社 弾性表面波フィルタ
US6201457B1 (en) * 1998-11-18 2001-03-13 Cts Corporation Notch filter incorporating saw devices and a delay line
JP2000196409A (ja) * 1998-12-28 2000-07-14 Kyocera Corp 弾性表面波フィルタ
US6570470B2 (en) * 2000-06-30 2003-05-27 Kyocera Corporation Surface acoustic wave ladder filter utilizing parallel resonators with different resonant frequencies
JP2002232264A (ja) * 2000-11-30 2002-08-16 Kyocera Corp 弾性表面波フィルタ
JP3414384B2 (ja) * 2001-01-12 2003-06-09 株式会社村田製作所 弾性表面波フィルタ、およびそれを用いた通信機装置
EP1249934B1 (en) * 2001-04-09 2013-07-31 Murata Manufacturing Co., Ltd. Surface acoustic wave apparatus and communications unit
JP4056762B2 (ja) * 2002-02-25 2008-03-05 富士通メディアデバイス株式会社 弾性表面波装置
JP2004007094A (ja) * 2002-05-30 2004-01-08 Kyocera Corp 弾性表面波装置
JP3896907B2 (ja) * 2002-06-19 2007-03-22 株式会社村田製作所 弾性表面波フィルタ、分波器、通信機
JP3844725B2 (ja) * 2002-09-30 2006-11-15 富士通メディアデバイス株式会社 弾性表面波フィルタ、それを有する弾性表面波分波器
KR101027002B1 (ko) * 2002-12-25 2011-04-11 파나소닉 주식회사 전자부품 및 이 전자부품을 이용한 전자기기
JP4273935B2 (ja) * 2003-01-24 2009-06-03 株式会社村田製作所 弾性表面波装置、通信装置
JP2005045475A (ja) 2003-07-28 2005-02-17 Murata Mfg Co Ltd 弾性表面波装置、通信機
JP4333673B2 (ja) * 2004-02-06 2009-09-16 パナソニック株式会社 アンテナ共用器
US7327205B2 (en) * 2004-03-12 2008-02-05 Murata Manufacturing Co., Ltd. Demultiplexer and surface acoustic wave filter
DE102004037819B4 (de) * 2004-08-04 2021-12-16 Snaptrack, Inc. Elektroakustisches Bauelement mit geringen Verlusten
CN1825759B (zh) * 2005-02-24 2011-11-16 京瓷株式会社 声表面波元件、分波器和通信设备
US20080116993A1 (en) * 2005-02-28 2008-05-22 Takehiko Yamakawa Piezoelectric Filter, and Duplexer and Communications Apparatus Using the Same
DE102005045372B4 (de) * 2005-09-22 2021-08-19 Snaptrack, Inc. Bauelement mit mindestens einem mit akustischen Wellen arbeitenden Filter
CN101356730B (zh) * 2006-02-13 2011-02-16 株式会社村田制作所 Saw滤波器装置
JP2008074212A (ja) * 2006-09-20 2008-04-03 Nippon Plast Co Ltd 自動車のフェンダープロテクタ
JP4917396B2 (ja) * 2006-09-25 2012-04-18 太陽誘電株式会社 フィルタおよび分波器
JP4968900B2 (ja) * 2006-10-17 2012-07-04 太陽誘電株式会社 ラダー型フィルタの製造方法
JP2008131128A (ja) * 2006-11-17 2008-06-05 Matsushita Electric Ind Co Ltd 弾性表面波フィルタ、アンテナ共用器、およびそれらの製造方法
WO2009119007A1 (ja) * 2008-03-27 2009-10-01 株式会社村田製作所 弾性波フィルタ装置
CN102077465B (zh) * 2008-06-30 2013-06-12 株式会社村田制作所 带阻滤波器
CN104734662B (zh) * 2009-04-22 2017-09-22 天工滤波方案日本有限公司 弹性波元件和使用它的电子设备
CN102460967B (zh) 2009-06-18 2015-01-21 天工松下滤波方案日本有限公司 阶梯型弹性波滤波器及使用其的双工器
CN104467729B (zh) 2009-11-02 2018-08-03 天工滤波方案日本有限公司 弹性波元件、和其使用的双工器及电子设备
WO2012176455A1 (ja) * 2011-06-23 2012-12-27 パナソニック株式会社 ラダー型弾性波フィルタ及びこれを用いたアンテナ共用器

Also Published As

Publication number Publication date
WO2012176455A1 (ja) 2012-12-27
JPWO2012176455A1 (ja) 2015-02-23
CN103004085B (zh) 2015-04-15
US9819329B2 (en) 2017-11-14
CN104702239B (zh) 2017-09-22
US20130162368A1 (en) 2013-06-27
CN103004085A (zh) 2013-03-27
CN104702239A (zh) 2015-06-10
US9203376B2 (en) 2015-12-01
JP5182459B2 (ja) 2013-04-17
US20160056793A1 (en) 2016-02-25

Similar Documents

Publication Publication Date Title
HK1207482A1 (en) Ladder-type elastic wave filter and antenna duplexer using same
HK1200608A1 (en) Ladder-type elastic wave filter and antenna duplexer using same
SG2013056403A (en) Acoustic wave filter, duplexer, and module
EP2737626A4 (en) ACOUSTIC WAVE RESONATOR IN VOLUME AND DUPLEXER USING ACOUSTIC WAVE RESONATOR IN VOLUME
EP2777153A4 (en) LATERAL COUPLED VOLUME WAVE FILTERS WITH IMPROVED PASSBAND FEATURES
EP2773039A4 (en) ELASTIC WAVE DEMULTIPLEXER
EP2786486A4 (en) VOLUMENSCHALLWELLENRESONATOR
HK1207483A1 (en) Acoustic wave device and antenna duplexer using the same
HK1213375A1 (zh) 彈性波元件
EP2805415A4 (en) VOLUME ACOUSTIC WAVE RESONATOR
HK1210327A1 (en) Elastic wave device
HK1224440A1 (zh) 高頻濾波器
EP2903159A4 (en) ACOUSTIC WAVE FILTER DEVICE AND DUPLEXER
EP2744107A4 (en) ELASTIC WAVING DEVICE
EP2763315A4 (en) ELASTIC WAVING DEVICE
EP2416496A4 (en) ELASTIC WAVE FILTER
EP2789099A4 (en) ACOUSTIC VOLUME WAVE RESONATOR AND METHOD FOR MANUFACTURING THE SAME, AND RADIO FREQUENCY DEVICE USING VOLUME ACOUSTIC WAVE RESONATOR
HK1206154A1 (en) Ladder type acoustic wave filter and duplexer using same
HK1217823A1 (zh) 彈性波裝置及其製造方法
EP2628246A4 (en) THIN FILM ACOUSTIC WAVE FILTER WITH BROADBAND ACOUSTIC COUPLING
EP2561613A4 (en) ACOUSTIC TO A BROADBAND COUPLED THIN-LAYER BAW FILTER
GB201104610D0 (en) Bulk acoustic wave resonator and communication device
EP3007358A4 (en) Elastic wave filter device
EP2747591A4 (en) WAVE TECHNOLOGY
EP2658122A4 (en) ELASTIC WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME