ATE129107T1 - Kristallschnittwinkel für lithiumtantalatkristall für neue akustische oberflächenwellenanordnungen. - Google Patents

Kristallschnittwinkel für lithiumtantalatkristall für neue akustische oberflächenwellenanordnungen.

Info

Publication number
ATE129107T1
ATE129107T1 AT91919877T AT91919877T ATE129107T1 AT E129107 T1 ATE129107 T1 AT E129107T1 AT 91919877 T AT91919877 T AT 91919877T AT 91919877 T AT91919877 T AT 91919877T AT E129107 T1 ATE129107 T1 AT E129107T1
Authority
AT
Austria
Prior art keywords
crystal
acoustic wave
surface acoustic
lithium tantalate
new surface
Prior art date
Application number
AT91919877T
Other languages
English (en)
Inventor
Benjamin Paul Abbott
Thor Thorvaldsson
Original Assignee
Advanced Saw Prod Sa
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 Advanced Saw Prod Sa filed Critical Advanced Saw Prod Sa
Application granted granted Critical
Publication of ATE129107T1 publication Critical patent/ATE129107T1/de

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/42—Piezoelectric device making

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)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
AT91919877T 1990-11-30 1991-11-18 Kristallschnittwinkel für lithiumtantalatkristall für neue akustische oberflächenwellenanordnungen. ATE129107T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/620,025 US5081389A (en) 1990-11-30 1990-11-30 Crystal cut angles for lithium tantalate crystal for novel surface acoustic wave devices

Publications (1)

Publication Number Publication Date
ATE129107T1 true ATE129107T1 (de) 1995-10-15

Family

ID=24484281

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91919877T ATE129107T1 (de) 1990-11-30 1991-11-18 Kristallschnittwinkel für lithiumtantalatkristall für neue akustische oberflächenwellenanordnungen.

Country Status (9)

Country Link
US (1) US5081389A (de)
EP (1) EP0513267B1 (de)
JP (1) JPH05505923A (de)
AT (1) ATE129107T1 (de)
CA (1) CA2073330A1 (de)
DE (1) DE69113781T2 (de)
FI (1) FI923323A (de)
RU (1) RU2060581C1 (de)
WO (1) WO1992010030A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0758818B1 (de) * 1995-08-15 2000-03-22 CTS Corporation Surface-Skimming-Bulk-Welle-Substrat, und diese enthaltende Vorrichtung
JPH09167936A (ja) 1995-10-13 1997-06-24 Fujitsu Ltd 弾性表面波装置
DE19641662B4 (de) * 1995-10-13 2004-07-01 Fujitsu Ltd., Kawasaki Oberflächenakustikwellenvorrichtung mit einem optimierten Schnittwinkel eines piezoelektrischen Substrats
JP3268179B2 (ja) * 1995-11-08 2002-03-25 正男 竹内 弾性表面波変換器及びこの変換器を用いた弾性表面波フィルタ
WO1997033368A1 (fr) * 1996-03-08 1997-09-12 Sanyo Electric Co., Ltd. Element pour ondes acoustiques de surface et telephone portatif l'utilisant
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
JP2004507960A (ja) * 2000-08-31 2004-03-11 ソーテック・インコーポレーテッド 圧電性基板の非対称最適カットを用いた弾性表面波デバイス
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
FR2837636B1 (fr) * 2002-03-19 2004-09-24 Thales Sa Dispositif a ondes acoustiques d'interface en tantalate de lithium
DE102006048879B4 (de) * 2006-10-16 2018-02-01 Snaptrack, Inc. Elektroakustisches Bauelement
DE102017111448B4 (de) * 2017-05-24 2022-02-10 RF360 Europe GmbH SAW-Vorrichtung mit unterdrückten Störmodensignalen
US10957445B2 (en) 2017-10-05 2021-03-23 Hill-Rom Services, Inc. Caregiver and staff information system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644761A (en) * 1969-09-03 1972-02-22 Nippon Electric Co Litao3 piezoelectric vibrators
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
JPS52114246A (en) * 1976-03-22 1977-09-24 Toshiba Corp Elastic surface wave device
GB1591624A (en) * 1977-01-24 1981-06-24 Secr Defence Acoustic wave devices
JPS594310A (ja) * 1982-06-30 1984-01-11 Toshiba Corp 弾性表面波装置
JPS61134111A (ja) * 1984-12-04 1986-06-21 Shin Etsu Chem Co Ltd タンタル酸リチウム単結晶ウエ−ハ

Also Published As

Publication number Publication date
DE69113781D1 (de) 1995-11-16
CA2073330A1 (en) 1992-05-31
DE69113781T2 (de) 1996-03-14
RU2060581C1 (ru) 1996-05-20
JPH05505923A (ja) 1993-08-26
FI923323A0 (fi) 1992-07-21
US5081389A (en) 1992-01-14
FI923323A (fi) 1992-07-21
EP0513267B1 (de) 1995-10-11
EP0513267A1 (de) 1992-11-19
WO1992010030A1 (en) 1992-06-11

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Legal Events

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