DE3170569D1 - Surface acoustic wave device - Google Patents

Surface acoustic wave device

Info

Publication number
DE3170569D1
DE3170569D1 DE8181101029T DE3170569T DE3170569D1 DE 3170569 D1 DE3170569 D1 DE 3170569D1 DE 8181101029 T DE8181101029 T DE 8181101029T DE 3170569 T DE3170569 T DE 3170569T DE 3170569 D1 DE3170569 D1 DE 3170569D1
Authority
DE
Germany
Prior art keywords
acoustic wave
surface acoustic
wave device
wave
acoustic
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
Application number
DE8181101029T
Other languages
English (en)
Inventor
Ritsuo Inaba
Kiyotaka Wasa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE3170569D1 publication Critical patent/DE3170569D1/de
Expired 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
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
DE8181101029T 1980-02-19 1981-02-13 Surface acoustic wave device Expired DE3170569D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2026780A JPS56116317A (en) 1980-02-19 1980-02-19 Material for elastic surface wave

Publications (1)

Publication Number Publication Date
DE3170569D1 true DE3170569D1 (en) 1985-06-27

Family

ID=12022410

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181101029T Expired DE3170569D1 (en) 1980-02-19 1981-02-13 Surface acoustic wave device

Country Status (4)

Country Link
US (1) US4342012A (de)
EP (1) EP0034351B1 (de)
JP (1) JPS56116317A (de)
DE (1) DE3170569D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525643A (en) * 1983-10-28 1985-06-25 Allied Corporation Temperature compensated orientations of berlinite for surface acoustic wave devices
US4484098A (en) * 1983-12-19 1984-11-20 United Technologies Corporation Environmentally stable lithium niobate acoustic wave devices
US4910839A (en) * 1984-12-03 1990-03-27 R.F. Monolithics, Inc. Method of making a single phase unidirectional surface acoustic wave transducer
CA1252557A (en) * 1985-03-29 1989-04-11 Grantley O. Este Saw devices including resistive films
US4978879A (en) * 1988-07-27 1990-12-18 Fujitsu Limited Acoustic surface wave element
JP3205976B2 (ja) * 1992-09-14 2001-09-04 住友電気工業株式会社 表面弾性波素子
TW241397B (de) * 1993-01-14 1995-02-21 Murata Manufacturing Co
JP3461834B2 (ja) * 1994-10-20 2003-10-27 キンセキ株式会社 弾性表面波装置及びその製造方法
JP3407459B2 (ja) * 1995-03-23 2003-05-19 株式会社村田製作所 表面波共振子フィルタ
JP3358688B2 (ja) * 1995-04-10 2002-12-24 三洋電機株式会社 弾性表面波素子
TW353245B (en) * 1995-06-06 1999-02-21 Thomson Consumer Electronics Saw filter for a tuner of a digital satellite receiver
US6426583B1 (en) * 1999-06-14 2002-07-30 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave element, method for producing the same and surface acoustic wave device using the same
JP3801083B2 (ja) 2001-06-06 2006-07-26 株式会社村田製作所 弾性表面波装置
JP3815424B2 (ja) * 2002-11-08 2006-08-30 株式会社村田製作所 弾性境界波装置
JP2005176152A (ja) * 2003-12-15 2005-06-30 Alps Electric Co Ltd 弾性表面波素子及びその製造方法
US7439648B2 (en) * 2004-08-27 2008-10-21 Kyocera Corporation Surface acoustic wave device and manufacturing method therefor, and communications equipment
US20100095740A1 (en) * 2007-12-07 2010-04-22 The Ohio State University Research Foundation Determining physical properties of structural members in multi-path clutter environments
US20110001655A1 (en) * 2007-12-07 2011-01-06 The Ohio State University Research Foundation Determining physical properties of structural members in dynamic multi-path clutter environments
US8342027B2 (en) 2007-12-07 2013-01-01 The Ohio State University Determining physical properties of objects or fluids in multi-path clutter environments
TW201004141A (en) * 2008-07-09 2010-01-16 Tatung Co High frequency surface acoustic wave device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786373A (en) * 1971-10-01 1974-01-15 Raytheon Co Temperature compensated acoustic surface wave device
US3965444A (en) * 1975-01-03 1976-06-22 Raytheon Company Temperature compensated surface acoustic wave devices
JPS52114246A (en) * 1976-03-22 1977-09-24 Toshiba Corp Elastic surface wave device

Also Published As

Publication number Publication date
US4342012A (en) 1982-07-27
EP0034351B1 (de) 1985-05-22
JPS56116317A (en) 1981-09-12
EP0034351A2 (de) 1981-08-26
EP0034351A3 (en) 1982-07-28

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)