SG96230A1 - Surface acoustic wave filter - Google Patents

Surface acoustic wave filter

Info

Publication number
SG96230A1
SG96230A1 SG200103599A SG200103599A SG96230A1 SG 96230 A1 SG96230 A1 SG 96230A1 SG 200103599 A SG200103599 A SG 200103599A SG 200103599 A SG200103599 A SG 200103599A SG 96230 A1 SG96230 A1 SG 96230A1
Authority
SG
Singapore
Prior art keywords
acoustic wave
surface acoustic
wave filter
filter
wave
Prior art date
Application number
SG200103599A
Other languages
English (en)
Inventor
Kaneda Yasufumi
Ueda Masanori
Kawachi Osamu
Abe Takuya
Original Assignee
Fujitzu Media Devices 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 Fujitzu Media Devices Ltd filed Critical Fujitzu Media Devices Ltd
Publication of SG96230A1 publication Critical patent/SG96230A1/en

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
SG200103599A 2000-12-07 2001-06-16 Surface acoustic wave filter SG96230A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000372999A JP2002176333A (ja) 2000-12-07 2000-12-07 弾性表面波フィルタ

Publications (1)

Publication Number Publication Date
SG96230A1 true SG96230A1 (en) 2003-05-23

Family

ID=18842457

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200103599A SG96230A1 (en) 2000-12-07 2001-06-16 Surface acoustic wave filter

Country Status (8)

Country Link
US (1) US6498548B2 (de)
EP (1) EP1215818B1 (de)
JP (1) JP2002176333A (de)
KR (1) KR20020045493A (de)
CN (1) CN1153345C (de)
DE (1) DE60115371T2 (de)
SG (1) SG96230A1 (de)
TW (1) TWI222784B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003037467A (ja) * 2001-07-24 2003-02-07 Murata Mfg Co Ltd 弾性表面波装置
JP3724575B2 (ja) * 2001-08-09 2005-12-07 セイコーエプソン株式会社 弾性表面波装置
US20030042998A1 (en) * 2001-08-24 2003-03-06 Edmonson Peter J. Leaky surface acoustic wave resonators
EP1372263A3 (de) * 2002-04-15 2009-09-16 Panasonic Corporation Hochfrequenzbauelement und Kommunikationsvorrichtung
JP2004048675A (ja) * 2002-05-15 2004-02-12 Murata Mfg Co Ltd 弾性表面波装置及びそれを有する通信装置
JP3929415B2 (ja) 2003-04-23 2007-06-13 富士通メディアデバイス株式会社 弾性表面波デバイス
DE102004037819B4 (de) * 2004-08-04 2021-12-16 Snaptrack, Inc. Elektroakustisches Bauelement mit geringen Verlusten
CN1825759B (zh) * 2005-02-24 2011-11-16 京瓷株式会社 声表面波元件、分波器和通信设备
JP6441590B2 (ja) * 2014-05-23 2018-12-19 太陽誘電株式会社 弾性波デバイス
WO2016017730A1 (ja) * 2014-07-30 2016-02-04 京セラ株式会社 弾性波素子、フィルタ素子および通信装置
EP3068049B1 (de) * 2015-03-12 2018-06-13 Skyworks Filter Solutions Japan Co., Ltd. Akustische wellenelemente, antennen-duplexer und elektronische vorrichtungen
US10103624B2 (en) * 2016-06-29 2018-10-16 Win Semiconductors Corp. Thermal sensor circuit
CN106877838B (zh) * 2017-01-16 2020-06-09 深圳华远微电科技有限公司 声表面波滤波器
CN108418566A (zh) * 2018-03-16 2018-08-17 无锡市好达电子有限公司 一种声表面波滤波器
CN108512525B (zh) * 2018-04-18 2022-02-11 中国电子科技集团公司第二十六研究所 一种声表面横波谐振滤波器
US11646714B2 (en) * 2018-07-10 2023-05-09 Texas Instruments Incorporated Laterally vibrating bulk acoustic wave resonator
US11431319B2 (en) 2019-08-22 2022-08-30 Skyworks Solutions, Inc. Acoustic wave device with varying electrode pitch
CN110572136B (zh) * 2019-09-09 2022-11-01 杭州左蓝微电子技术有限公司 一种叉指换能器
CN110995293B (zh) * 2019-11-04 2022-06-07 三维通信股份有限公司 带内波动抑制装置和射频系统
CN112653417A (zh) * 2020-12-18 2021-04-13 广东广纳芯科技有限公司 声表面波谐振器及该声表面波谐振器的制造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02260908A (ja) * 1989-03-31 1990-10-23 Murata Mfg Co Ltd 弾性表面波装置
JP3255249B2 (ja) * 1993-03-08 2002-02-12 ティーディーケイ株式会社 弾性表面波フィルタ
JPH07283682A (ja) * 1994-04-13 1995-10-27 Murata Mfg Co Ltd 弾性表面波共振子フィルタ
JPH08125489A (ja) * 1994-10-25 1996-05-17 Sanyo Electric Co Ltd 多重モード弾性表面波フィルター
JPH09167936A (ja) * 1995-10-13 1997-06-24 Fujitsu Ltd 弾性表面波装置
JPH09148879A (ja) * 1995-11-22 1997-06-06 Toyo Commun Equip Co Ltd 弾性表面波デバイス
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
JPH10335973A (ja) * 1997-05-30 1998-12-18 Toyo Commun Equip Co Ltd 縦結合二重モードｓａｗフィルタ
JP3280617B2 (ja) * 1998-02-27 2002-05-13 東洋通信機株式会社 広帯域表面波フィルタ
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
JP3321443B2 (ja) * 1999-10-26 2002-09-03 東洋通信機株式会社 １次−３次縦結合二重モードｓａｗフィルタ

Also Published As

Publication number Publication date
JP2002176333A (ja) 2002-06-21
TWI222784B (en) 2004-10-21
KR20020045493A (ko) 2002-06-19
US6498548B2 (en) 2002-12-24
EP1215818A3 (de) 2003-05-28
CN1357970A (zh) 2002-07-10
DE60115371D1 (de) 2006-01-05
US20020070822A1 (en) 2002-06-13
EP1215818B1 (de) 2005-11-30
CN1153345C (zh) 2004-06-09
EP1215818A2 (de) 2002-06-19
DE60115371T2 (de) 2006-06-14

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