SG73613A1 - Surface acoustic wave device - Google Patents

Surface acoustic wave device

Info

Publication number
SG73613A1
SG73613A1 SG1999000618A SG1999000618A SG73613A1 SG 73613 A1 SG73613 A1 SG 73613A1 SG 1999000618 A SG1999000618 A SG 1999000618A SG 1999000618 A SG1999000618 A SG 1999000618A SG 73613 A1 SG73613 A1 SG 73613A1
Authority
SG
Singapore
Prior art keywords
acoustic wave
surface acoustic
wave device
wave
acoustic
Prior art date
Application number
SG1999000618A
Other languages
English (en)
Inventor
Koji Fujimoto
Michio Kadota
Toshimaro Yoneda
Takeshi Nakao
Original Assignee
Murata Manufacturing Co
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 filed Critical Murata Manufacturing Co
Publication of SG73613A1 publication Critical patent/SG73613A1/en

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
    • H03H9/46—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 elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02551—Characteristics of substrate, e.g. cutting angles of quartz substrates
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/25—Constructional features of resonators 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
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • H03H9/644—Coupled resonator filters having two acoustic tracks
    • H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
    • H03H9/6459—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
SG1999000618A 1998-02-16 1999-02-15 Surface acoustic wave device SG73613A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3312198 1998-02-16
JP00419799A JP3301399B2 (ja) 1998-02-16 1999-01-11 弾性表面波装置

Publications (1)

Publication Number Publication Date
SG73613A1 true SG73613A1 (en) 2000-06-20

Family

ID=26337928

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1999000618A SG73613A1 (en) 1998-02-16 1999-02-15 Surface acoustic wave device

Country Status (8)

Country Link
US (1) US6154105A (fr)
EP (1) EP0936733B1 (fr)
JP (1) JP3301399B2 (fr)
KR (1) KR100317924B1 (fr)
CN (1) CN1136654C (fr)
DE (1) DE69926672T2 (fr)
SG (1) SG73613A1 (fr)
TW (1) TW441175B (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3587354B2 (ja) * 1999-03-08 2004-11-10 株式会社村田製作所 横結合共振子型表面波フィルタ及び縦結合共振子型表面波フィルタ
JP3353742B2 (ja) * 1999-05-07 2002-12-03 株式会社村田製作所 表面波共振子、表面波装置、通信機装置
TW465179B (en) * 1999-05-27 2001-11-21 Murata Manufacturing Co Surface acoustic wave device and method of producing the same
JP3435638B2 (ja) 2000-10-27 2003-08-11 株式会社村田製作所 弾性表面波装置及びその製造方法
JP3897229B2 (ja) * 2001-04-27 2007-03-22 株式会社村田製作所 表面波フィルタ
JP2002330052A (ja) * 2001-04-27 2002-11-15 Murata Mfg Co Ltd 表面波装置及びそれを用いた弾性表面波デバイス
JP2003133889A (ja) * 2001-10-25 2003-05-09 Murata Mfg Co Ltd 縦結合型弾性表面波共振子フィルタ
JP2003258601A (ja) * 2001-12-28 2003-09-12 Seiko Epson Corp 弾性表面波装置およびそれを用いた通信機器
US7148610B2 (en) * 2002-02-01 2006-12-12 Oc Oerlikon Balzers Ag Surface acoustic wave device having improved performance and method of making the device
JP3885785B2 (ja) * 2002-12-18 2007-02-28 セイコーエプソン株式会社 弾性表面波装置、その製造方法、および電子機器
JP4148220B2 (ja) * 2005-01-06 2008-09-10 エプソントヨコム株式会社 弾性表面波デバイス、複合デバイス、発振回路およびモジュール
JP2006295311A (ja) * 2005-04-06 2006-10-26 Seiko Epson Corp 弾性表面波素子片および弾性表面波装置
JP4645957B2 (ja) * 2006-09-29 2011-03-09 セイコーエプソン株式会社 弾性表面波素子片および弾性表面波装置
EP2099129A4 (fr) 2006-12-27 2014-03-26 Murata Manufacturing Co Dispositif d'onde acoustique de surface
JP4582150B2 (ja) * 2008-01-11 2010-11-17 エプソントヨコム株式会社 弾性表面波デバイスとこれを用いたモジュール装置又は発振回路
JP4591800B2 (ja) 2008-02-20 2010-12-01 エプソントヨコム株式会社 弾性表面波デバイスおよび弾性表面波発振器
WO2010098139A1 (fr) 2009-02-27 2010-09-02 エプソントヨコム株式会社 Résonateur à ondes acoustiques de surface, oscillateur à ondes acoustiques de surface et dispositif électronique
JP4645923B2 (ja) 2009-02-27 2011-03-09 セイコーエプソン株式会社 弾性表面波共振子、および弾性表面波発振器
JP2011223473A (ja) * 2010-04-13 2011-11-04 Seiko Epson Corp 振動片、振動子および圧電デバイス
JP5678486B2 (ja) 2010-06-17 2015-03-04 セイコーエプソン株式会社 弾性表面波共振子、弾性表面波発振器および電子機器
JP2012049817A (ja) 2010-08-26 2012-03-08 Seiko Epson Corp 弾性表面波デバイス、および弾性表面波発振器、ならびに電子機器
JP2012049818A (ja) 2010-08-26 2012-03-08 Seiko Epson Corp 弾性表面波共振子、弾性表面波発振器、電子機器
JP5934464B2 (ja) 2010-08-26 2016-06-15 セイコーエプソン株式会社 弾性表面波共振子、および弾性表面波発振器、ならびに電子機器
JP2012060420A (ja) 2010-09-09 2012-03-22 Seiko Epson Corp 弾性表面波デバイス、電子機器及びセンサー装置
DE102010046794B4 (de) * 2010-09-28 2015-07-16 Epcos Ag Mit akustischen Wellen arbeitendes Filter mit verringerten Nichtlinearitäten
JP5652606B2 (ja) 2010-12-03 2015-01-14 セイコーエプソン株式会社 弾性表面波共振子、弾性表面波発振器、及び電子機器
JP5648908B2 (ja) 2010-12-07 2015-01-07 セイコーエプソン株式会社 振動デバイス、並びに発振器、および電子機器
US11171627B2 (en) * 2018-10-01 2021-11-09 Qorvo Us, Inc. Wave apodization for guided SAW resonators
GB2592810B (en) * 2018-10-16 2023-08-09 Univ Tohoku Acoustic wave devices
US11121700B2 (en) * 2018-11-20 2021-09-14 Murata Manufacturing Co., Ltd. Filter and multiplexer
CN114731147A (zh) * 2019-12-09 2022-07-08 株式会社村田制作所 弹性波装置
CN115023896A (zh) 2020-02-06 2022-09-06 株式会社村田制作所 弹性波装置
CN118740094B (zh) * 2024-05-21 2026-01-13 无锡市好达电子股份有限公司 弹性波装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1451326A (en) * 1973-02-16 1976-09-29 Nat Res Dev Acoustic wave devices
JPS55105425A (en) * 1979-02-06 1980-08-13 Fujitsu Ltd Elastic surface wave device
DE3428876A1 (de) * 1984-08-04 1986-02-13 Rotzler GmbH + Co Spezialfabrik für Seilwinden und Hebezeuge, 7853 Steinen Durchlaufwinde
JPS61195013A (ja) * 1985-02-25 1986-08-29 Yasuhiko Nakagawa 零温度係数をもつ弾性表面波材料
JP2645674B2 (ja) * 1990-10-15 1997-08-25 国際電気株式会社 弾性表面波共振子
US5392013A (en) * 1992-07-17 1995-02-21 Nec Corporation Surface acoustic wave filter capable of widening a bandwidth
JP3255502B2 (ja) * 1993-07-26 2002-02-12 東洋通信機株式会社 高安定弾性表面波素子
JPH07283682A (ja) * 1994-04-13 1995-10-27 Murata Mfg Co Ltd 弾性表面波共振子フィルタ
JP3173300B2 (ja) * 1994-10-19 2001-06-04 株式会社村田製作所 ラブ波デバイス
JPH08274577A (ja) * 1995-03-31 1996-10-18 Toko Inc 表面弾性波多重モードフィルタとそのインピーダンス調整方法
JP4014630B2 (ja) * 1995-04-11 2007-11-28 京セラキンセキ株式会社 弾性表面波装置
DE69608997T2 (de) * 1995-04-12 2000-11-16 Matsushita Electric Industrial Co., Ltd. Resonateur-Kettenfilter mit akustischen Oberflächenwellen
JP3243976B2 (ja) * 1995-08-14 2002-01-07 株式会社村田製作所 弾性表面波フィルタ
RU2099857C1 (ru) * 1996-01-10 1997-12-20 Наталья Федоровна Науменко Высокочастотное устройство на поверхностных акустических волнах
JP3196678B2 (ja) * 1997-02-07 2001-08-06 株式会社村田製作所 表面波装置
JP3339350B2 (ja) * 1997-02-20 2002-10-28 株式会社村田製作所 弾性表面波装置

Also Published As

Publication number Publication date
TW441175B (en) 2001-06-16
CN1136654C (zh) 2004-01-28
EP0936733B1 (fr) 2005-08-17
EP0936733A3 (fr) 2001-01-17
DE69926672T2 (de) 2006-06-14
CN1237036A (zh) 1999-12-01
JPH11298290A (ja) 1999-10-29
DE69926672D1 (de) 2005-09-22
EP0936733A2 (fr) 1999-08-18
KR19990072682A (ko) 1999-09-27
JP3301399B2 (ja) 2002-07-15
US6154105A (en) 2000-11-28
KR100317924B1 (ko) 2001-12-22

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