DE69614463T2 - Akustische Oberflächenwellenanordnung - Google Patents

Akustische Oberflächenwellenanordnung

Info

Publication number
DE69614463T2
DE69614463T2 DE69614463T DE69614463T DE69614463T2 DE 69614463 T2 DE69614463 T2 DE 69614463T2 DE 69614463 T DE69614463 T DE 69614463T DE 69614463 T DE69614463 T DE 69614463T DE 69614463 T2 DE69614463 T2 DE 69614463T2
Authority
DE
Germany
Prior art keywords
acoustic wave
surface acoustic
wave arrangement
arrangement
wave
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.)
Expired - Lifetime
Application number
DE69614463T
Other languages
English (en)
Other versions
DE69614463D1 (de
Inventor
Katsuhiro Ikada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Application granted granted Critical
Publication of DE69614463D1 publication Critical patent/DE69614463D1/de
Publication of DE69614463T2 publication Critical patent/DE69614463T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03H9/6436—Coupled resonator filters having one acoustic track only
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • 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
DE69614463T 1995-07-25 1996-07-24 Akustische Oberflächenwellenanordnung Expired - Lifetime DE69614463T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18879095 1995-07-25

Publications (2)

Publication Number Publication Date
DE69614463D1 DE69614463D1 (de) 2001-09-20
DE69614463T2 true DE69614463T2 (de) 2002-05-29

Family

ID=16229847

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614463T Expired - Lifetime DE69614463T2 (de) 1995-07-25 1996-07-24 Akustische Oberflächenwellenanordnung

Country Status (5)

Country Link
US (1) US5864262A (de)
EP (1) EP0757438B1 (de)
KR (1) KR100210333B1 (de)
CA (1) CA2182050C (de)
DE (1) DE69614463T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3849289B2 (ja) * 1997-04-10 2006-11-22 株式会社村田製作所 弾性表面波装置
JP3244032B2 (ja) * 1997-08-22 2002-01-07 株式会社村田製作所 弾性表面波装置
JPH11251871A (ja) * 1998-03-06 1999-09-17 Oki Electric Ind Co Ltd 弾性表面波分波器の受信用フィルタ
JP3371849B2 (ja) * 1999-04-28 2003-01-27 株式会社村田製作所 Ｓａｗ共振子、複合ｓａｗフィルタ及びｓａｗフィルタ
JP2000349591A (ja) * 1999-06-08 2000-12-15 Oki Electric Ind Co Ltd 弾性表面波フィルタを用いた分波器
JP3454239B2 (ja) * 2000-08-31 2003-10-06 株式会社村田製作所 弾性表面波フィルタ
JP2002185284A (ja) * 2000-12-15 2002-06-28 Sanyo Electric Co Ltd 弾性表面波フィルタ
US6710677B2 (en) * 2002-02-12 2004-03-23 Nortel Networks Limited Band reject filters
US6924715B2 (en) * 2002-02-12 2005-08-02 Nortel Networks Limited Band reject filters
DE10304470B4 (de) 2003-02-04 2013-09-05 Epcos Ag Mit akustischen Oberflächenwellen arbeitendes elektronisches Bauelement
JP4230347B2 (ja) * 2003-12-19 2009-02-25 富士通メディアデバイス株式会社 弾性表面波フィルタ
DE102005010658A1 (de) * 2005-03-08 2006-09-14 Epcos Ag Duplexer mit verbesserter Leistungsverträglichkeit
DE102006010752B4 (de) * 2006-03-08 2013-10-31 Epcos Ag DMS-Filter mit verschalteten Resonatoren
KR101232242B1 (ko) * 2008-11-04 2013-02-12 가부시키가이샤 무라타 세이사쿠쇼 탄성파 필터장치 및 그것을 포함하는 모듈
JP6135184B2 (ja) * 2013-02-28 2017-05-31 セイコーエプソン株式会社 超音波トランスデューサーデバイス、ヘッドユニット、プローブ及び超音波画像装置
JP6160120B2 (ja) * 2013-02-28 2017-07-12 セイコーエプソン株式会社 超音波トランスデューサーデバイス、超音波測定装置、ヘッドユニット、プローブ及び超音波画像装置
US10135422B2 (en) * 2015-10-01 2018-11-20 Skyworks Filter Solutions Japan Co., Ltd. Filter devices having improved attenuation characteristics
JP6729702B2 (ja) * 2016-08-10 2020-07-22 株式会社村田製作所 弾性波装置及びラダー型フィルタ
US10404234B2 (en) 2016-09-02 2019-09-03 Skyworks Filter Solutions Japan Co., Ltd. Filter device with phase compensation, and electronic devices including same
JP2018088678A (ja) 2016-11-29 2018-06-07 スカイワークス ソリューションズ, インコーポレイテッドSkyworks Solutions, Inc. 位相をキャンセルするループ回路を含むフィルタ
KR102251952B1 (ko) * 2016-12-22 2021-05-14 가부시키가이샤 무라타 세이사쿠쇼 탄성표면파 공진자, 탄성표면파 필터 및 듀플렉서
DE102019210587A1 (de) 2018-07-18 2020-01-23 Skyworks Solutions, Inc. FBAR-Filter mit integrierter Abbruchschaltung
CN115102518B (zh) * 2022-05-16 2023-07-14 武汉敏声新技术有限公司 一种横向激励体声波谐振器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63132515A (ja) * 1986-11-25 1988-06-04 Hitachi Ltd 弾性表面波複合フイルタ
JPH02305015A (ja) * 1989-05-18 1990-12-18 Nec Corp 弾性表面波多重モードフィルタ
JPH05315886A (ja) * 1992-05-14 1993-11-26 Matsushita Electric Ind Co Ltd 弾性表面波フィルタ
DE69323163T2 (de) * 1992-12-01 1999-06-02 Japan Radio Co Ltd Akustischer Oberflächenwellenfilter und mobiles Kommunikationssystem mit solchem Filter
JP3139225B2 (ja) * 1993-07-08 2001-02-26 株式会社村田製作所 弾性表面波フィルタ
JP3189508B2 (ja) * 1993-07-08 2001-07-16 株式会社村田製作所 弾性表面波フィルタ

Also Published As

Publication number Publication date
CA2182050A1 (en) 1997-01-26
KR970008851A (ko) 1997-02-24
EP0757438B1 (de) 2001-08-16
US5864262A (en) 1999-01-26
EP0757438A1 (de) 1997-02-05
DE69614463D1 (de) 2001-09-20
KR100210333B1 (ko) 1999-07-15
CA2182050C (en) 2000-01-25

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