DE60035330D1 - Oberflächenwellenfilter - Google Patents

Oberflächenwellenfilter

Info

Publication number
DE60035330D1
DE60035330D1 DE60035330T DE60035330T DE60035330D1 DE 60035330 D1 DE60035330 D1 DE 60035330D1 DE 60035330 T DE60035330 T DE 60035330T DE 60035330 T DE60035330 T DE 60035330T DE 60035330 D1 DE60035330 D1 DE 60035330D1
Authority
DE
Germany
Prior art keywords
wave filter
surface wave
filter
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
DE60035330T
Other languages
English (en)
Other versions
DE60035330T2 (de
Inventor
Satoshi Ichikawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE60035330D1 publication Critical patent/DE60035330D1/de
Application granted granted Critical
Publication of DE60035330T2 publication Critical patent/DE60035330T2/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
    • H03H9/6426—Combinations of the characteristics of different transducers
    • 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
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
    • H03H9/14505—Unidirectional SAW transducers
DE60035330T 1999-05-14 2000-05-02 Oberflächenwellenfilter Expired - Lifetime DE60035330T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13402199 1999-05-14
JP13402199 1999-05-14
PCT/JP2000/002906 WO2000070758A1 (fr) 1999-05-14 2000-05-02 Dispositif d'onde acoustique de surface

Publications (2)

Publication Number Publication Date
DE60035330D1 true DE60035330D1 (de) 2007-08-09
DE60035330T2 DE60035330T2 (de) 2008-03-06

Family

ID=15118536

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60035330T Expired - Lifetime DE60035330T2 (de) 1999-05-14 2000-05-02 Oberflächenwellenfilter

Country Status (4)

Country Link
US (1) US6462633B1 (de)
EP (1) EP1104952B1 (de)
DE (1) DE60035330T2 (de)
WO (1) WO2000070758A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162968C (zh) * 1999-10-04 2004-08-18 东芝株式会社 声表面波器件
KR100476913B1 (ko) * 2000-06-27 2005-03-17 가부시끼가이샤 도시바 탄성표면파 소자
JP3414373B2 (ja) * 2000-07-26 2003-06-09 株式会社村田製作所 弾性表面波装置
DE60136042D1 (de) * 2000-09-13 2008-11-20 Matsushita Electric Ind Co Ltd Akustisches Oberflächenwellenfilter und Kommunikationsvorrichtung mit demselben
JP4120549B2 (ja) * 2003-01-09 2008-07-16 株式会社村田製作所 弾性表面波フィルタ
EP1646629B1 (de) 2003-07-02 2010-06-23 Merck Sharp & Dohme Corp. Cyclopropylgruppensubstituierte oxazolidinonantibiotika und derivate davon
JP4527968B2 (ja) * 2003-11-26 2010-08-18 住友ゴム工業株式会社 空気入りタイヤ
JP4627198B2 (ja) * 2005-02-25 2011-02-09 京セラキンセキ株式会社 ローパスフィルタ
EP2104229B1 (de) * 2008-03-17 2011-09-14 Epcos AG SAW Transversalfilter
JP5986803B2 (ja) * 2012-05-24 2016-09-06 太陽誘電株式会社 フィルタ、分波器及び通信モジュール
JP2014171210A (ja) * 2013-02-08 2014-09-18 Panasonic Corp 高周波フィルタ
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
KR20200010104A (ko) 2018-07-18 2020-01-30 스카이워크스 솔루션즈, 인코포레이티드 통합된 소거 회로를 가진 fbar 필터
CN116205187B (zh) * 2023-04-28 2023-08-15 深圳飞骧科技股份有限公司 多对称声表面波器件的快速仿真方法、系统及相关设备

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597722A (en) * 1979-01-19 1980-07-25 Matsushita Electric Ind Co Ltd Elastic surface wave device
JPS5762616A (en) * 1980-10-02 1982-04-15 Toshiba Corp Filter circuit using surface acoustic wave filter
JPS616917A (ja) 1984-06-20 1986-01-13 Kazuhiko Yamanouchi 電極幅の変化を用いた内部反射型一方向性弾性表面波変換器
JPS6165615A (ja) * 1984-09-07 1986-04-04 Toshiba Corp 弾性表面波フイルタ装置
JPS62261211A (ja) * 1986-05-08 1987-11-13 Toyo Commun Equip Co Ltd フイルタ
DE3942140A1 (de) * 1989-12-20 1991-06-27 Siemens Ag Oberflaechenwellen-reflektorfilter
JP3001350B2 (ja) * 1993-05-19 2000-01-24 日本電気株式会社 弾性表面波フィルタ
JP2560991B2 (ja) * 1993-08-20 1996-12-04 日本電気株式会社 弾性表面波フィルタ
JP3606944B2 (ja) * 1994-04-25 2005-01-05 ノキア コーポレイション Ｓａｗフィルタ
DE4419722C1 (de) * 1994-06-06 1996-02-22 Siemens Ag Mit akustischen Oberflächenwellen arbeitendes Filter
JP3113199B2 (ja) * 1996-01-30 2000-11-27 株式会社東芝 弾性表面波装置
JP3204112B2 (ja) 1996-08-28 2001-09-04 株式会社村田製作所 弾性表面波共振子フィルタ
JP3201971B2 (ja) * 1997-04-04 2001-08-27 ティーディーケイ株式会社 弾性表面波装置
US6104260A (en) * 1997-12-22 2000-08-15 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter with first and second filter tracks and balanced or unbalanced terminals

Also Published As

Publication number Publication date
EP1104952B1 (de) 2007-06-27
EP1104952A4 (de) 2006-02-22
DE60035330T2 (de) 2008-03-06
US6462633B1 (en) 2002-10-08
WO2000070758A1 (fr) 2000-11-23
EP1104952A1 (de) 2001-06-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition