WO1998052279A1 - Dispositif a onde elastique - Google Patents
Dispositif a onde elastique Download PDFInfo
- Publication number
- WO1998052279A1 WO1998052279A1 PCT/JP1997/001584 JP9701584W WO9852279A1 WO 1998052279 A1 WO1998052279 A1 WO 1998052279A1 JP 9701584 W JP9701584 W JP 9701584W WO 9852279 A1 WO9852279 A1 WO 9852279A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polycrystal silicon
- wave device
- film
- elastic
- silicon dioxide
- 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.)
- Ceased
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
- H03H9/05—Holders or supports
- H03H9/10—Mounting in enclosures
- H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or 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 elements; 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 elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
- H03H9/0542—Constructional combinations of supports or holders with electromechanical or other electronic elements consisting of a lateral arrangement
-
- 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
- H03H9/05—Holders or supports
- H03H9/058—Holders or supports for surface acoustic wave devices
- H03H9/0585—Holders or supports for surface acoustic wave devices consisting of an adhesive layer
-
- 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
- H03H9/05—Holders or supports
- H03H9/058—Holders or supports for surface acoustic wave devices
- H03H9/059—Holders or supports for surface acoustic wave devices consisting of mounting pads or bumps
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Dans le but de réaliser un dispositif à onde élastique subminiature, qui présente des caractéristiques électriques comparables à au moins celles d'un dispositif à onde de surface élastique classique et dont la fiabilité n'est pas diminuée même en cas d'obturation par résine ou d'encapsulation des puces nues, un dispositif à onde superficielle élastique à trois constituants, dans lequel des films (29, 30) d'au moins deux types sont formés sur un substrat piézo-électrique (28), est excité. Un film de dioxyde de silicium polycristallin (29) et un film de silicium polycristallin (30) sont formés sur le substrat piézo-électrique pourvu d'une électrode interdigitée (14). Ce substrat piézo-électrique est formé d'une substance monocristalline. Le film de dioxyde de silicium polycristallin et le film de silicium polycristallin sont formés par pulvérisation cathodique, dépôt chimique en phase vapeur et enrobage. La formation du film de silicium polycristallin permet de confiner au film de dioxyde de silicium polycristallin l'onde élastique excitée par l'électrode interdigitée, et même lorsque la qualité du film de silicium polycristallin est détériorée, le dispositif à onde superficielle élastique présente des caractéristiques électriques supérieures à celles d'un dispositif à onde de surface élastique classique. De même, puisque le film de dioxyde de silicium polycristallin et le film de silicium polycristallin protègent l'électrode interdigitée, le dispositif à onde superficielle élastique présente une fiabilité élevée.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP1997/001584 WO1998052279A1 (fr) | 1997-05-12 | 1997-05-12 | Dispositif a onde elastique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP1997/001584 WO1998052279A1 (fr) | 1997-05-12 | 1997-05-12 | Dispositif a onde elastique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1998052279A1 true WO1998052279A1 (fr) | 1998-11-19 |
Family
ID=14180518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP1997/001584 Ceased WO1998052279A1 (fr) | 1997-05-12 | 1997-05-12 | Dispositif a onde elastique |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO1998052279A1 (fr) |
Cited By (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6046656A (en) * | 1997-05-08 | 2000-04-04 | Kabushiki Kaisha Toshiba | Elastic boundary wave device and method of its manufacture |
| JP2003512637A (ja) * | 1999-10-15 | 2003-04-02 | トルノワ,ピエ−ル | インターフェース音波フィルタ、特に無線接続用 |
| WO2004070946A1 (fr) * | 2003-02-10 | 2004-08-19 | Murata Manufacturing Co., Ltd. | Dispositif à onde limite élastique |
| WO2004095699A1 (fr) * | 2003-04-18 | 2004-11-04 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite elastique |
| WO2005060094A1 (fr) | 2003-12-16 | 2005-06-30 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite acoustique |
| WO2005069486A1 (fr) | 2004-01-19 | 2005-07-28 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite acoustique |
| WO2005086345A1 (fr) * | 2004-03-05 | 2005-09-15 | Murata Manufacturing Co., Ltd. | Dispositif d’onde acoustique limite |
| WO2005093949A1 (fr) * | 2004-03-29 | 2005-10-06 | Murata Manufacturing Co., Ltd. | Procédé de fabrication de dispositif à onde acoustique limite et dispositif à onde acoustique limite |
| WO2005099091A1 (fr) * | 2004-04-08 | 2005-10-20 | Murata Manufacturing Co., Ltd. | Filtre d’onde interne élastique |
| WO2006109591A1 (fr) * | 2005-04-08 | 2006-10-19 | Murata Manufacturing Co., Ltd. | Element a onde elastique |
| WO2006114930A1 (fr) * | 2005-04-25 | 2006-11-02 | Murata Manufacturing Co., Ltd. | Dispositif a ondes acoustiques de bord |
| WO2006126327A1 (fr) * | 2005-05-26 | 2006-11-30 | Murata Manufacturing Co., Ltd. | Dispositif a onde acoustique limite |
| JP2007028195A (ja) * | 2005-07-15 | 2007-02-01 | Murata Mfg Co Ltd | 弾性境界波装置及びその製造方法 |
| WO2007085237A1 (fr) * | 2006-01-26 | 2007-08-02 | Epcos Ag | Composant électroacoustique |
| JP2007267366A (ja) * | 2006-02-28 | 2007-10-11 | Fujitsu Media Device Kk | 弾性境界波素子、共振器およびフィルタ |
| WO2007124732A1 (fr) * | 2006-04-28 | 2007-11-08 | Epcos Ag | Composant électroacoustique |
| WO2007138840A1 (fr) * | 2006-05-30 | 2007-12-06 | Murata Manufacturing Co., Ltd. | Dispositif à onde acoustique limite |
| JP2008067289A (ja) * | 2006-09-11 | 2008-03-21 | Fujitsu Media Device Kk | 弾性波デバイスおよびフィルタ |
| JP2008072316A (ja) * | 2006-09-13 | 2008-03-27 | Fujitsu Media Device Kk | 弾性波デバイス、共振器およびフィルタ |
| WO2008035546A1 (fr) * | 2006-09-21 | 2008-03-27 | Murata Manufacturing Co., Ltd. | dispositif À onde SUPERFICIELLE Élastique |
| WO2008038459A1 (fr) | 2006-09-25 | 2008-04-03 | Murata Manufacturing Co., Ltd. | Filtre d'onde acoustique limite |
| JP2008078739A (ja) * | 2006-09-19 | 2008-04-03 | Fujitsu Media Device Kk | 弾性波デバイスおよびフィルタ |
| WO2008044411A1 (fr) * | 2006-10-12 | 2008-04-17 | Murata Manufacturing Co., Ltd. | Dispositif à ondes limites élastiques |
| JP2008118576A (ja) * | 2006-11-07 | 2008-05-22 | Fujitsu Media Device Kk | 弾性波デバイス |
| WO2008078481A1 (fr) | 2006-12-25 | 2008-07-03 | Murata Manufacturing Co., Ltd. | Dispositif à onde limite élastique |
| WO2008146489A1 (fr) * | 2007-05-28 | 2008-12-04 | Panasonic Corporation | Substrat d'onde élastique aux limites et élément fonctionnel d'ondes élastiques aux limites utilisant le substrat |
| US7466061B2 (en) | 2006-06-06 | 2008-12-16 | Fujitsu Limited | Acoustic boundary wave device, resonator and filter |
| JP2009010927A (ja) * | 2007-05-28 | 2009-01-15 | Kazuhiko Yamanouchi | 弾性境界波基板とその基板を用いた弾性境界波機能素子。 |
| US7489064B2 (en) | 2005-07-22 | 2009-02-10 | Murata Manufacturing Co., Ltd | Boundary acoustic wave device |
| WO2009054121A1 (fr) * | 2007-10-23 | 2009-04-30 | Panasonic Corporation | Dispositif à ondes acoustiques d'interface |
| WO2009066367A1 (fr) * | 2007-11-19 | 2009-05-28 | Fujitsu Limited | Dispositif à onde d'interface élastique et équipement de communication utilisant celui-ci |
| JP2009159039A (ja) * | 2007-12-25 | 2009-07-16 | Panasonic Corp | 弾性境界波デバイス、及びそれを用いたフィルタ、アンテナ共用器 |
| JP2009267905A (ja) * | 2008-04-28 | 2009-11-12 | Panasonic Corp | 弾性波素子と、これを用いたフィルタ及び電子機器 |
| EP2128980A2 (fr) | 2008-05-30 | 2009-12-02 | Hitachi Ltd. | Dispositif d'onde acoustique et filtre haute fréquence l'utilisant |
| CN100586011C (zh) * | 2003-02-10 | 2010-01-27 | 株式会社村田制作所 | 边界声波器件 |
| WO2010016192A1 (fr) * | 2008-08-08 | 2010-02-11 | 株式会社村田製作所 | Dispositif à ondes acoustiques |
| WO2010016246A1 (fr) * | 2008-08-07 | 2010-02-11 | パナソニック株式会社 | Élément à ondes élastiques et dispositif électronique l'utilisant |
| WO2010052914A1 (fr) * | 2008-11-10 | 2010-05-14 | パナソニック株式会社 | Élément à ondes élastiques et dispositif électronique l'utilisant |
| WO2010079575A1 (fr) * | 2009-01-07 | 2010-07-15 | 株式会社村田製作所 | Dispositif à ondes limites élastiques |
| EP2211462A2 (fr) | 2009-01-26 | 2010-07-28 | Murata Manufacturing Co., Ltd. | Dispositif d'ondes acoustiques |
| WO2010119796A1 (fr) * | 2009-04-14 | 2010-10-21 | 株式会社村田製作所 | Dispositif à onde acoustique limite |
| WO2010131607A1 (fr) * | 2009-05-12 | 2010-11-18 | 株式会社村田製作所 | Dispositif à ondes limites élastiques |
| CN1902817B (zh) * | 2004-01-13 | 2010-12-15 | 株式会社村田制作所 | 边界声波装置 |
| DE112009000963T5 (de) | 2008-04-30 | 2011-02-17 | Murata Manufacturing Co. Ltd. | Grenzschallwellenvorrichtung |
| EP2288027A2 (fr) | 2009-08-17 | 2011-02-23 | Hitachi Media Electronics Co., Ltd. | Dispositif d'onde élastique |
| US7898145B2 (en) | 2006-09-25 | 2011-03-01 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| US7915786B2 (en) | 2007-08-14 | 2011-03-29 | Taiyo Yuden Co., Ltd. | Elastic boundary wave device |
| US8049577B2 (en) | 2007-11-15 | 2011-11-01 | Taiyo Yuden Co., Ltd. | Elastic wave device, duplexer using the same, and communication apparatus using the duplexer |
| JP2012503394A (ja) * | 2008-09-18 | 2012-02-02 | フランス国 | 界面音響波デバイス |
| DE102011113479A1 (de) | 2010-09-08 | 2012-03-08 | Hitachi Media Electronics Co., Ltd. | Akustisches Oberflächenwellen-Bauteil (SAW-Bauteil) |
| US8198781B2 (en) | 2006-09-27 | 2012-06-12 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| US8222972B2 (en) | 2007-10-30 | 2012-07-17 | Taiyo Yuden Co., Ltd. | Acoustic wave element, duplexer, communication module, and communication apparatus |
| US8258891B2 (en) | 2009-02-27 | 2012-09-04 | Taiyo Yuden Co., Ltd. | Acoustic wave device, duplexer, communication module, communication apparatus, and manufacturing method for acoustic wave device |
| US8269577B2 (en) | 2008-10-31 | 2012-09-18 | Taiyo Yuden Co., Ltd. | Acoustic wave filter, duplexer, communication module, and communication apparatus |
| US8553391B2 (en) | 2010-09-16 | 2013-10-08 | Murata Manufacturing Co., Ltd. | Electronic component |
| US8629598B2 (en) | 2008-05-12 | 2014-01-14 | Murata Manufactruing Co., Ltd. | Boundary acoustic wave device |
| US11616487B2 (en) | 2018-04-18 | 2023-03-28 | Skyworks Solutions, Inc. | Acoustic wave devices on stacked die |
| US12470198B2 (en) | 2019-12-03 | 2025-11-11 | Skyworks Solutions, Inc. | Laterally excited bulk wave device with acoustic mirrors |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54158895A (en) * | 1978-06-06 | 1979-12-15 | Matsushita Electric Ind Co Ltd | Elastic surface wave device |
| JPS5631213A (en) * | 1979-08-24 | 1981-03-30 | Matsushita Electric Ind Co Ltd | Surface elastic wave element |
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-
1997
- 1997-05-12 WO PCT/JP1997/001584 patent/WO1998052279A1/fr not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54158895A (en) * | 1978-06-06 | 1979-12-15 | Matsushita Electric Ind Co Ltd | Elastic surface wave device |
| JPS5631213A (en) * | 1979-08-24 | 1981-03-30 | Matsushita Electric Ind Co Ltd | Surface elastic wave element |
| JPH04258008A (ja) * | 1991-02-12 | 1992-09-14 | Murata Mfg Co Ltd | 弾性表面波装置の製造方法 |
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Cited By (131)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6046656A (en) * | 1997-05-08 | 2000-04-04 | Kabushiki Kaisha Toshiba | Elastic boundary wave device and method of its manufacture |
| JP2003512637A (ja) * | 1999-10-15 | 2003-04-02 | トルノワ,ピエ−ル | インターフェース音波フィルタ、特に無線接続用 |
| JP4820037B2 (ja) * | 1999-10-15 | 2011-11-24 | トルノワ,ピエ−ル | インターフェース音波フィルタ、特に無線接続用 |
| CN100586011C (zh) * | 2003-02-10 | 2010-01-27 | 株式会社村田制作所 | 边界声波器件 |
| WO2004070946A1 (fr) * | 2003-02-10 | 2004-08-19 | Murata Manufacturing Co., Ltd. | Dispositif à onde limite élastique |
| KR100766263B1 (ko) * | 2003-02-10 | 2007-10-15 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치 |
| US7471027B2 (en) | 2003-02-10 | 2008-12-30 | Murata Manufacturing Co., Ltd. | Elastic boundary wave device |
| KR100851219B1 (ko) * | 2003-02-10 | 2008-08-07 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치 |
| US7453184B2 (en) | 2003-04-18 | 2008-11-18 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| DE112004000499B4 (de) * | 2003-04-18 | 2011-05-05 | Murata Mfg. Co., Ltd., Nagaokakyo-shi | Grenzakustikwellenbauelement |
| WO2004095699A1 (fr) * | 2003-04-18 | 2004-11-04 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite elastique |
| JP2009177829A (ja) * | 2003-04-18 | 2009-08-06 | Murata Mfg Co Ltd | 弾性境界波装置 |
| US7737603B2 (en) | 2003-12-16 | 2010-06-15 | Murata Manufacturiing Co., Ltd. | Boundary acoustic wave device |
| KR100785242B1 (ko) * | 2003-12-16 | 2007-12-12 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치 |
| CN1894850B (zh) * | 2003-12-16 | 2010-08-25 | 株式会社村田制作所 | 声界面波装置 |
| JP2009290914A (ja) * | 2003-12-16 | 2009-12-10 | Murata Mfg Co Ltd | 弾性境界波装置 |
| WO2005060094A1 (fr) | 2003-12-16 | 2005-06-30 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite acoustique |
| CN1902817B (zh) * | 2004-01-13 | 2010-12-15 | 株式会社村田制作所 | 边界声波装置 |
| JP2009225476A (ja) * | 2004-01-19 | 2009-10-01 | Murata Mfg Co Ltd | 弾性境界波装置 |
| US7486001B2 (en) | 2004-01-19 | 2009-02-03 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| US8381386B2 (en) | 2004-01-19 | 2013-02-26 | Murata Manufacturing Co., Ltd. | Method of manufacturing a boundary acoustic wave device |
| US8677604B2 (en) * | 2004-01-19 | 2014-03-25 | Murata Manufacturing Co., Ltd. | Method of manufacturing boundary acoustic wave device |
| KR100821483B1 (ko) * | 2004-01-19 | 2008-04-10 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치 |
| EP1635459A4 (fr) * | 2004-01-19 | 2011-03-30 | Murata Manufacturing Co | Dispositif a onde limite acoustique |
| KR100850861B1 (ko) * | 2004-01-19 | 2008-08-06 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치 |
| WO2005069486A1 (fr) | 2004-01-19 | 2005-07-28 | Murata Manufacturing Co., Ltd. | Dispositif a onde limite acoustique |
| US7323803B2 (en) | 2004-03-05 | 2008-01-29 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| WO2005086345A1 (fr) * | 2004-03-05 | 2005-09-15 | Murata Manufacturing Co., Ltd. | Dispositif d’onde acoustique limite |
| US7322093B2 (en) | 2004-03-29 | 2008-01-29 | Murata Manufacturing Co., Ltd. | Method for producing a boundary acoustic wave device |
| JPWO2005093949A1 (ja) * | 2004-03-29 | 2008-02-14 | 株式会社村田製作所 | 弾性境界波装置の製造方法及び弾性境界波装置 |
| JP4535067B2 (ja) * | 2004-03-29 | 2010-09-01 | 株式会社村田製作所 | 弾性境界波装置の製造方法及び弾性境界波装置 |
| WO2005093949A1 (fr) * | 2004-03-29 | 2005-10-06 | Murata Manufacturing Co., Ltd. | Procédé de fabrication de dispositif à onde acoustique limite et dispositif à onde acoustique limite |
| EP2383888A3 (fr) * | 2004-03-29 | 2012-08-01 | Murata Manufacturing Co., Ltd. | Procédé de fabrication d'un dispositif à ondes acoustiques d'interface et dispositif à ondes acoustiques d'interface |
| JP2010166592A (ja) * | 2004-03-29 | 2010-07-29 | Murata Mfg Co Ltd | 弾性境界波装置の製造方法及び弾性境界波装置 |
| CN103187944A (zh) * | 2004-03-29 | 2013-07-03 | 株式会社村田制作所 | 声界面波装置的制造方法 |
| KR100804407B1 (ko) | 2004-03-29 | 2008-02-15 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성 경계파 장치의 제조방법 |
| CN101741342A (zh) * | 2004-03-29 | 2010-06-16 | 株式会社村田制作所 | 声界面波装置 |
| JP4497159B2 (ja) * | 2004-04-08 | 2010-07-07 | 株式会社村田製作所 | 弾性境界波フィルタ |
| JPWO2005099091A1 (ja) * | 2004-04-08 | 2008-03-06 | 株式会社村田製作所 | 弾性境界波フィルタ |
| JP2010068546A (ja) * | 2004-04-08 | 2010-03-25 | Murata Mfg Co Ltd | 弾性境界波フィルタ |
| WO2005099091A1 (fr) * | 2004-04-08 | 2005-10-20 | Murata Manufacturing Co., Ltd. | Filtre d’onde interne élastique |
| US7310027B2 (en) | 2004-04-08 | 2007-12-18 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave filter |
| WO2006109591A1 (fr) * | 2005-04-08 | 2006-10-19 | Murata Manufacturing Co., Ltd. | Element a onde elastique |
| CN101116244B (zh) * | 2005-04-08 | 2010-08-25 | 株式会社村田制作所 | 弹性波元件 |
| US7501916B2 (en) | 2005-04-08 | 2009-03-10 | Murata Manufacturing Co., Ltd. | Elastic wave device having an electrode finger with a side edge projection |
| WO2006114930A1 (fr) * | 2005-04-25 | 2006-11-02 | Murata Manufacturing Co., Ltd. | Dispositif a ondes acoustiques de bord |
| EP1879291A4 (fr) * | 2005-04-25 | 2012-02-22 | Murata Manufacturing Co | Dispositif a ondes acoustiques de bord |
| US8710713B2 (en) | 2005-04-25 | 2014-04-29 | Murata Manufacturing Co., Ltd. | Boundary acoustic wave device |
| WO2006126327A1 (fr) * | 2005-05-26 | 2006-11-30 | Murata Manufacturing Co., Ltd. | Dispositif a onde acoustique limite |
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