AU2001259447A1 - Surface acoustic wave devices using non-symmetric optimized cuts of a piezoelectric substrate - Google Patents

Surface acoustic wave devices using non-symmetric optimized cuts of a piezoelectric substrate

Info

Publication number
AU2001259447A1
AU2001259447A1 AU2001259447A AU5944701A AU2001259447A1 AU 2001259447 A1 AU2001259447 A1 AU 2001259447A1 AU 2001259447 A AU2001259447 A AU 2001259447A AU 5944701 A AU5944701 A AU 5944701A AU 2001259447 A1 AU2001259447 A1 AU 2001259447A1
Authority
AU
Australia
Prior art keywords
symmetric
acoustic wave
surface acoustic
piezoelectric substrate
wave devices
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.)
Abandoned
Application number
AU2001259447A
Other languages
English (en)
Inventor
Benjamin P. Abbott
Natalya F. Naumenko
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.)
Triquint Inc
Original Assignee
Sawtek Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22861606&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2001259447(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sawtek Inc filed Critical Sawtek Inc
Publication of AU2001259447A1 publication Critical patent/AU2001259447A1/en
Abandoned 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 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
    • H03H9/6483—Ladder SAW filters
    • 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
    • H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
AU2001259447A 2000-08-31 2001-05-03 Surface acoustic wave devices using non-symmetric optimized cuts of a piezoelectric substrate Abandoned AU2001259447A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22952300P 2000-08-31 2000-08-31
US60229523 2000-08-31
PCT/US2001/014347 WO2002019522A1 (en) 2000-08-31 2001-05-03 Surface acoustic wave devices using non-symmetric optimized cuts of a piezoelectric substrate

Publications (1)

Publication Number Publication Date
AU2001259447A1 true AU2001259447A1 (en) 2002-03-13

Family

ID=22861606

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001259447A Abandoned AU2001259447A1 (en) 2000-08-31 2001-05-03 Surface acoustic wave devices using non-symmetric optimized cuts of a piezoelectric substrate

Country Status (6)

Country Link
US (1) US6556104B2 (enrdf_load_stackoverflow)
JP (1) JP2004507960A (enrdf_load_stackoverflow)
CN (1) CN1248410C (enrdf_load_stackoverflow)
AU (1) AU2001259447A1 (enrdf_load_stackoverflow)
DE (1) DE10196571B4 (enrdf_load_stackoverflow)
WO (1) WO2002019522A1 (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3391309B2 (ja) 1999-09-02 2003-03-31 株式会社村田製作所 表面波装置及び通信機装置
JP3979279B2 (ja) * 2001-12-28 2007-09-19 株式会社村田製作所 弾性表面波装置
DE10216842B4 (de) * 2002-04-16 2012-10-25 Epcos Ag Substrat für SAW-Bauelemente mit hoher Bandbreite
US6833774B2 (en) * 2002-06-25 2004-12-21 Sawtek, Inc. Surface acoustic wave filter
JP3841053B2 (ja) * 2002-07-24 2006-11-01 株式会社村田製作所 弾性表面波装置及びその製造方法
JP2004165879A (ja) * 2002-11-12 2004-06-10 Alps Electric Co Ltd 弾性表面波素子
WO2005011117A1 (ja) * 2003-07-29 2005-02-03 Murata Manufacturing Co., Ltd. １ポート型弾性表面波共振子及び弾性表面波フィルタ
JP2007028538A (ja) 2005-07-21 2007-02-01 Tdk Corp 弾性表面波装置
DE102006019961B4 (de) 2006-04-28 2008-01-10 Epcos Ag Elektroakustisches Bauelement
US7446453B1 (en) 2006-07-05 2008-11-04 Triquint, Inc. Surface acoustic wave devices using surface acoustic waves with strong piezoelectric coupling
US8035464B1 (en) 2009-03-05 2011-10-11 Triquint Semiconductor, Inc. Bonded wafer SAW filters and methods
US8378553B1 (en) 2010-07-01 2013-02-19 Triquint Semiconductor, Inc. Buried idt SAW filter having low propagation loss
CN105082375B (zh) * 2014-05-05 2017-01-18 中国科学院理化技术研究所 一种晶体切割方法
JP6633544B2 (ja) * 2014-12-24 2020-01-22 シチズン時計株式会社 弾性表面波デバイス
US10727741B2 (en) * 2016-06-29 2020-07-28 Win Semiconductors Corp. Thermal sensing acoustic wave resonator and acoustic wave filter having thermal sensing acoustic wave resonator
JP7068835B2 (ja) * 2018-01-26 2022-05-17 太陽誘電株式会社 弾性波デバイス、フィルタおよびマルチプレクサ
CN108055017A (zh) * 2018-02-11 2018-05-18 海宁市瑞宏科技有限公司 一种用于超带宽声表面波滤波器设计的谐振器结构
FR3094480B1 (fr) * 2019-03-29 2021-10-01 Frecnsys Capteur à ondes acoustiques et interrogation de celui-ci

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001767A (en) * 1975-11-18 1977-01-04 The United States Of America As Represented By The Secretary Of The Air Force Low diffraction loss-low spurious response LiTaO3 substrate for surface acoustic wave devices
US5081389A (en) * 1990-11-30 1992-01-14 Ascom Zelcom Ag. Crystal cut angles for lithium tantalate crystal for novel surface acoustic wave devices
WO1996004713A1 (fr) * 1994-08-05 1996-02-15 Japan Energy Corporation Dispositif a ondes acoustiques de surface et procede de production
JP3439294B2 (ja) * 1995-04-10 2003-08-25 三洋電機株式会社 弾性表面波フィルター
JP3358688B2 (ja) * 1995-04-10 2002-12-24 三洋電機株式会社 弾性表面波素子
JP3281510B2 (ja) * 1995-05-17 2002-05-13 康敬 清水 弾性表面波素子
JPH09167936A (ja) * 1995-10-13 1997-06-24 Fujitsu Ltd 弾性表面波装置
EP0886375A4 (en) * 1996-03-08 2000-12-06 Sanyo Electric Co ACOUSTIC SURFACE ELEMENT AND PORTABLE TELEPHONE THEREFOR
JPH09331229A (ja) * 1996-03-08 1997-12-22 Yasutaka Shimizu 弾性表面波素子
JP3224202B2 (ja) * 1996-11-28 2001-10-29 富士通株式会社 弾性表面波装置
JP3391309B2 (ja) * 1999-09-02 2003-03-31 株式会社村田製作所 表面波装置及び通信機装置

Also Published As

Publication number Publication date
US20020067227A1 (en) 2002-06-06
DE10196571B4 (de) 2007-07-05
DE10196571T1 (de) 2003-07-03
CN1248410C (zh) 2006-03-29
WO2002019522A1 (en) 2002-03-07
JP2004507960A (ja) 2004-03-11
CN1476668A (zh) 2004-02-18
US6556104B2 (en) 2003-04-29

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