JP2013243570A5 - - Google Patents

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Publication number
JP2013243570A5
JP2013243570A5 JP2012116192A JP2012116192A JP2013243570A5 JP 2013243570 A5 JP2013243570 A5 JP 2013243570A5 JP 2012116192 A JP2012116192 A JP 2012116192A JP 2012116192 A JP2012116192 A JP 2012116192A JP 2013243570 A5 JP2013243570 A5 JP 2013243570A5
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JP
Japan
Prior art keywords
wave device
acoustic wave
reference electrode
wiring
piezoelectric substrate
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.)
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Application number
JP2012116192A
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English (en)
Japanese (ja)
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JP5955095B2 (ja
JP2013243570A (ja
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Priority to JP2012116192A priority Critical patent/JP5955095B2/ja
Priority claimed from JP2012116192A external-priority patent/JP5955095B2/ja
Publication of JP2013243570A publication Critical patent/JP2013243570A/ja
Publication of JP2013243570A5 publication Critical patent/JP2013243570A5/ja
Application granted granted Critical
Publication of JP5955095B2 publication Critical patent/JP5955095B2/ja
Active legal-status Critical Current
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JP2012116192A 2012-05-22 2012-05-22 弾性波装置 Active JP5955095B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2012116192A JP5955095B2 (ja) 2012-05-22 2012-05-22 弾性波装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012116192A JP5955095B2 (ja) 2012-05-22 2012-05-22 弾性波装置

Publications (3)

Publication Number Publication Date
JP2013243570A JP2013243570A (ja) 2013-12-05
JP2013243570A5 true JP2013243570A5 (enExample) 2015-04-30
JP5955095B2 JP5955095B2 (ja) 2016-07-20

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ID=49844038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012116192A Active JP5955095B2 (ja) 2012-05-22 2012-05-22 弾性波装置

Country Status (1)

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JP (1) JP5955095B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6629072B2 (ja) 2014-02-10 2020-01-15 株式会社村田製作所 可変フィルタ回路および無線通信装置
US10305447B2 (en) 2015-11-13 2019-05-28 Resonant Inc. Acoustic wave filter with enhanced rejection
US9608595B1 (en) * 2015-11-13 2017-03-28 Resonant Inc. Acoustic wave filter with enhanced rejection

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3201017B2 (ja) * 1992-11-13 2001-08-20 株式会社村田製作所 梯子型弾性表面波フィルタ
JPH09167937A (ja) * 1995-12-18 1997-06-24 Oki Electric Ind Co Ltd 弾性表面波フィルタ
JP3380417B2 (ja) * 1997-02-12 2003-02-24 沖電気工業株式会社 有極型弾性表面波フィルタ
DE19932649A1 (de) * 1999-07-13 2001-02-08 Epcos Ag SAW-Filter des Reaktanzfiltertyps mit verbesserter Sperrbereichsunterdrückung und Verfahren zur Optimierung der Sperrbereichsunterdrückung
JP4382945B2 (ja) * 2000-01-31 2009-12-16 京セラ株式会社 弾性表面波装置
JP3827232B2 (ja) * 2003-05-13 2006-09-27 Ｔｄｋ株式会社 フィルタ装置およびそれを用いた分波器
JP2005033246A (ja) * 2003-07-07 2005-02-03 Matsushita Electric Ind Co Ltd Ｓａｗフィルタとそれを用いた電子デバイス
JP2005093465A (ja) * 2003-09-12 2005-04-07 Murata Mfg Co Ltd 薄膜キャパシタ、圧電フィルタおよびその製造方法、ならびに分波器、通信機
WO2008018452A1 (fr) * 2006-08-07 2008-02-14 Kyocera Corporation Procédé de fabrication d'un dispositif à ondes acoustiques de surface
EP2290817A4 (en) * 2008-06-16 2011-08-24 Murata Manufacturing Co ELASTIC BORDER SHAFT
JP2010011300A (ja) * 2008-06-30 2010-01-14 Murata Mfg Co Ltd 共振器、該共振器を用いるフィルタ及びデュプレクサ

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