CN101136620B - 声波器件、滤波器和双工器 - Google Patents
声波器件、滤波器和双工器 Download PDFInfo
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- CN101136620B CN101136620B CN2007101472423A CN200710147242A CN101136620B CN 101136620 B CN101136620 B CN 101136620B CN 2007101472423 A CN2007101472423 A CN 2007101472423A CN 200710147242 A CN200710147242 A CN 200710147242A CN 101136620 B CN101136620 B CN 101136620B
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- piezoelectric
- filter
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- 238000010897 surface acoustic wave method Methods 0.000 description 3
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Images
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
- H03H9/70—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
-
- 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
- H03H9/703—Networks using bulk acoustic wave devices
- H03H9/706—Duplexers
-
- 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
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer
-
- 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
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/564—Monolithic crystal filters implemented with thin-film techniques
-
- 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
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/566—Electric coupling means therefor
-
- 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
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/566—Electric coupling means therefor
- H03H9/568—Electric coupling means therefor consisting of a ladder configuration
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-237287 | 2006-09-01 | ||
JP2006237287 | 2006-09-01 | ||
JP2006237287 | 2006-09-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101136620A CN101136620A (zh) | 2008-03-05 |
CN101136620B true CN101136620B (zh) | 2012-04-04 |
Family
ID=39150648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101472423A Active CN101136620B (zh) | 2006-09-01 | 2007-08-31 | 声波器件、滤波器和双工器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8018298B2 (zh) |
JP (1) | JP5036435B2 (zh) |
KR (1) | KR100890289B1 (zh) |
CN (1) | CN101136620B (zh) |
Families Citing this family (51)
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US8409441B2 (en) | 2007-02-27 | 2013-04-02 | Deka Products Limited Partnership | Blood treatment systems and methods |
JP5200716B2 (ja) * | 2008-07-14 | 2013-06-05 | 株式会社村田製作所 | 分波器 |
EP2416496B1 (en) * | 2009-03-30 | 2019-05-01 | Murata Manufacturing Co., Ltd. | Elastic wave filter |
JP5394847B2 (ja) * | 2009-08-06 | 2014-01-22 | 太陽誘電株式会社 | 分波器 |
KR20110077781A (ko) * | 2009-12-30 | 2011-07-07 | 삼성전기주식회사 | 듀플렉서 소자 및 그 제조방법 |
JP5511464B2 (ja) | 2010-03-26 | 2014-06-04 | 矢崎総業株式会社 | 基板接続用コネクタの嵌合確認構造 |
JP5653161B2 (ja) | 2010-10-18 | 2015-01-14 | 太陽誘電株式会社 | 分波器 |
JPWO2012090559A1 (ja) | 2010-12-29 | 2014-06-05 | 株式会社村田製作所 | 弾性波フィルタ装置及びそれを備えた通信機器 |
JP5679558B2 (ja) * | 2011-01-19 | 2015-03-04 | 太陽誘電株式会社 | 分波器 |
JP5360432B2 (ja) * | 2011-01-27 | 2013-12-04 | 株式会社村田製作所 | 圧電デバイス |
JP5816592B2 (ja) * | 2012-05-14 | 2015-11-18 | 株式会社村田製作所 | チューナブルフィルタ |
CN104995836B (zh) * | 2013-02-27 | 2018-01-19 | 京瓷株式会社 | 弹性波元件、分波器以及通信模块 |
CN108288959A (zh) * | 2013-05-08 | 2018-07-17 | 天津大学 | 压电声波谐振器和滤波器 |
DE112013002919B4 (de) * | 2013-06-26 | 2024-06-13 | Intel Corporation | Akustische Volumenwellenresonator-Abstimmschaltungen |
JP6115646B2 (ja) * | 2013-09-06 | 2017-04-19 | 株式会社村田製作所 | 弾性波共振子、弾性波フィルタ装置及びデュプレクサ |
KR102147541B1 (ko) * | 2013-10-07 | 2020-08-24 | 삼성전자주식회사 | 비선형 특성이 개선된 음향 필터 |
KR102265058B1 (ko) * | 2013-10-07 | 2021-06-15 | 삼성전자주식회사 | 비선형 특성이 개선된 음향 필터 |
JP5613813B2 (ja) * | 2013-10-17 | 2014-10-29 | 太陽誘電株式会社 | 分波器 |
WO2016031391A1 (ja) * | 2014-08-26 | 2016-03-03 | 株式会社村田製作所 | ラダー型フィルタ及びデュプレクサ |
CN104363001A (zh) * | 2014-11-30 | 2015-02-18 | 王少夫 | 一种新型压电滤波器 |
US10418971B2 (en) * | 2015-03-31 | 2019-09-17 | Kyocera Corporation | Acoustic wave module |
JP2016195305A (ja) * | 2015-03-31 | 2016-11-17 | 太陽誘電株式会社 | 弾性波フィルタ、分波器、およびモジュール |
JP6420732B2 (ja) | 2015-07-14 | 2018-11-07 | 太陽誘電株式会社 | 弾性波フィルタ、デュプレクサ、及びモジュール |
JP6415419B2 (ja) * | 2015-12-02 | 2018-10-31 | 太陽誘電株式会社 | 弾性波フィルタ、デュプレクサ、及びモジュール |
JP6515042B2 (ja) | 2016-01-25 | 2019-05-15 | 太陽誘電株式会社 | 弾性波デバイス |
US10491193B2 (en) * | 2016-05-13 | 2019-11-26 | Qorvo Us, Inc. | Circuit for suppressing signals adjacent to a passband |
JP6590760B2 (ja) | 2016-06-10 | 2019-10-16 | 太陽誘電株式会社 | 弾性波デバイス |
JP6556668B2 (ja) * | 2016-06-22 | 2019-08-07 | 太陽誘電株式会社 | フィルタおよびマルチプレクサ |
JP6538007B2 (ja) | 2016-06-29 | 2019-07-03 | 太陽誘電株式会社 | 弾性波デバイス |
US10581403B2 (en) | 2016-07-11 | 2020-03-03 | Qorvo Us, Inc. | Device having a titanium-alloyed surface |
JP6573851B2 (ja) | 2016-08-04 | 2019-09-11 | 太陽誘電株式会社 | マルチプレクサ |
US20180123555A1 (en) * | 2016-10-31 | 2018-05-03 | Samsung Electro-Mechanics Co., Ltd. | Filter including bulk acoustic wave resonator |
CN109964409B (zh) * | 2016-11-22 | 2023-08-25 | 株式会社村田制作所 | 滤波器装置以及多工器 |
JP6798456B2 (ja) * | 2016-11-25 | 2020-12-09 | 株式会社村田製作所 | 高周波フロントエンド回路及び通信装置 |
JP6661521B2 (ja) | 2016-12-05 | 2020-03-11 | 太陽誘電株式会社 | フィルタおよびマルチプレクサ |
US10541665B2 (en) * | 2017-04-05 | 2020-01-21 | Samsung Electro-Mechanics Co., Ltd. | BAW resonator and BAW filter for reducing harmonic distortion |
JP6923365B2 (ja) | 2017-06-08 | 2021-08-18 | 太陽誘電株式会社 | 弾性波デバイス |
JP7057636B2 (ja) * | 2017-08-16 | 2022-04-20 | 株式会社村田製作所 | マルチプレクサ |
US10361676B2 (en) * | 2017-09-29 | 2019-07-23 | Qorvo Us, Inc. | Baw filter structure with internal electrostatic shielding |
KR102066962B1 (ko) * | 2018-05-04 | 2020-01-16 | 삼성전기주식회사 | 체적 음향 공진기를 포함하는 필터 |
US10707828B2 (en) | 2018-05-04 | 2020-07-07 | Samsung Electro-Mechanics Co., Ltd. | Filter including bulk acoustic wave resonator |
CN109936344A (zh) * | 2018-12-29 | 2019-06-25 | 天津大学 | 一种拆分结构谐振器 |
DE102019108852B4 (de) * | 2019-04-04 | 2021-09-09 | RF360 Europe GmbH | Mikroakustisches Bandsperrfilter |
CN112886942B (zh) * | 2019-11-29 | 2023-07-07 | 华为技术有限公司 | 滤波电路、双工器、通信装置 |
US11757430B2 (en) | 2020-01-07 | 2023-09-12 | Qorvo Us, Inc. | Acoustic filter circuit for noise suppression outside resonance frequency |
CN111162752A (zh) * | 2020-01-14 | 2020-05-15 | 诺思(天津)微系统有限责任公司 | 一种体声波滤波器 |
CN112187213B (zh) * | 2020-09-29 | 2021-06-01 | 诺思(天津)微系统有限责任公司 | 双工器设计方法和双工器、多工器、通信设备 |
WO2022091726A1 (ja) * | 2020-11-02 | 2022-05-05 | 株式会社村田製作所 | マルチプレクサ、高周波モジュールおよび通信装置 |
US11632097B2 (en) | 2020-11-04 | 2023-04-18 | Qorvo Us, Inc. | Coupled resonator filter device |
CN112468111B (zh) * | 2020-12-07 | 2022-07-12 | 诺思(天津)微系统有限责任公司 | 改善非线性性能的方法和声波滤波器、多工器、通信设备 |
US11575363B2 (en) | 2021-01-19 | 2023-02-07 | Qorvo Us, Inc. | Hybrid bulk acoustic wave filter |
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US5294862A (en) * | 1991-07-18 | 1994-03-15 | Ngk Spark Plug Co., Ltd. | Ladder-type piezo-electric filter |
US5351021A (en) * | 1990-02-08 | 1994-09-27 | Murata Manufacturing Co., Ltd. | Ladder-type piezoelectric filter |
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US4344010A (en) * | 1979-10-19 | 1982-08-10 | The United States Of America As Represented By The Secretary Of The Army | Acceleration resistant combination of opposite-handed piezoelectric crystals |
US5231327A (en) * | 1990-12-14 | 1993-07-27 | Tfr Technologies, Inc. | Optimized piezoelectric resonator-based networks |
US6420945B1 (en) * | 1999-04-09 | 2002-07-16 | Murata Manufacturing Co. Ltd | Piezoelectric resonator having internal electrode films, piezoelectric component and ladder filter formed therefrom |
US6262637B1 (en) * | 1999-06-02 | 2001-07-17 | Agilent Technologies, Inc. | Duplexer incorporating thin-film bulk acoustic resonators (FBARs) |
JP2001068961A (ja) * | 1999-08-26 | 2001-03-16 | Murata Mfg Co Ltd | 厚み縦圧電共振子、ラダー型フィルタ及び圧電共振部品 |
JP2001119262A (ja) * | 1999-10-15 | 2001-04-27 | Murata Mfg Co Ltd | 圧電共振子 |
JP2001127585A (ja) * | 1999-10-22 | 2001-05-11 | Murata Mfg Co Ltd | ラダーフィルタ |
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US6946928B2 (en) * | 2003-10-30 | 2005-09-20 | Agilent Technologies, Inc. | Thin-film acoustically-coupled transformer |
JP2006129445A (ja) * | 2004-09-28 | 2006-05-18 | Fujitsu Media Device Kk | 分波器 |
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DE102005028927B4 (de) * | 2005-06-22 | 2007-02-15 | Infineon Technologies Ag | BAW-Vorrichtung |
US7535323B2 (en) * | 2006-07-10 | 2009-05-19 | Skyworks Solutions, Inc. | Bulk acoustic wave filter with reduced nonlinear signal distortion |
US7515018B2 (en) * | 2006-08-31 | 2009-04-07 | Martin Handtmann | Acoustic resonator |
US7548140B2 (en) * | 2007-04-16 | 2009-06-16 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bulk acoustic wave (BAW) filter having reduced second harmonic generation and method of reducing second harmonic generation in a BAW filter |
US7786825B2 (en) * | 2007-05-31 | 2010-08-31 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Bulk acoustic wave device with coupled resonators |
-
2007
- 2007-07-18 JP JP2007187666A patent/JP5036435B2/ja active Active
- 2007-08-31 CN CN2007101472423A patent/CN101136620B/zh active Active
- 2007-08-31 KR KR1020070088540A patent/KR100890289B1/ko active IP Right Grant
- 2007-08-31 US US11/896,470 patent/US8018298B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5351021A (en) * | 1990-02-08 | 1994-09-27 | Murata Manufacturing Co., Ltd. | Ladder-type piezoelectric filter |
US5294862A (en) * | 1991-07-18 | 1994-03-15 | Ngk Spark Plug Co., Ltd. | Ladder-type piezo-electric filter |
Also Published As
Publication number | Publication date |
---|---|
JP2008085989A (ja) | 2008-04-10 |
CN101136620A (zh) | 2008-03-05 |
KR20080020967A (ko) | 2008-03-06 |
US8018298B2 (en) | 2011-09-13 |
US20080055021A1 (en) | 2008-03-06 |
JP5036435B2 (ja) | 2012-09-26 |
KR100890289B1 (ko) | 2009-03-26 |
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