SG52600A1 - Surface wave resonator - Google Patents

Surface wave resonator

Info

Publication number
SG52600A1
SG52600A1 SG1996006586A SG1996006586A SG52600A1 SG 52600 A1 SG52600 A1 SG 52600A1 SG 1996006586 A SG1996006586 A SG 1996006586A SG 1996006586 A SG1996006586 A SG 1996006586A SG 52600 A1 SG52600 A1 SG 52600A1
Authority
SG
Singapore
Prior art keywords
surface wave
wave resonator
resonator
wave
Prior art date
Application number
SG1996006586A
Other languages
English (en)
Inventor
Hideya Horiuchi
Junya Ago
Michio Kadota
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 SG52600A1 publication Critical patent/SG52600A1/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
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • 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
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02669—Edge reflection structures, i.e. resonating structures without metallic reflectors, e.g. Bleustein-Gulyaev-Shimizu [BGS], shear horizontal [SH], shear transverse [ST], Love waves devices
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14517—Means for weighting
    • H03H9/1452—Means for weighting by finger overlap length, apodisation

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
SG1996006586A 1995-03-08 1996-03-07 Surface wave resonator SG52600A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07048159A JP3075124B2 (ja) 1995-03-08 1995-03-08 表面波共振子

Publications (1)

Publication Number Publication Date
SG52600A1 true SG52600A1 (en) 1998-09-28

Family

ID=12795610

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006586A SG52600A1 (en) 1995-03-08 1996-03-07 Surface wave resonator

Country Status (6)

Country Link
US (1) US5781083A (zh)
JP (1) JP3075124B2 (zh)
KR (1) KR100208210B1 (zh)
CN (1) CN1094678C (zh)
SG (1) SG52600A1 (zh)
TW (1) TW296508B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW404091B (en) * 1997-05-16 2000-09-01 Murata Manufacturing Co Ladder filter having edge-reflection type resonators
US5986523A (en) * 1997-08-29 1999-11-16 Murata Manufacturing Co., Ltd. Edge reflection type longitudinally coupled surface acoustic wave filter
WO2008038481A1 (fr) * 2006-09-28 2008-04-03 Murata Manufacturing Co., Ltd. Filtre d'onde acoustique
DE102007037896A1 (de) * 2007-08-10 2009-02-26 Enocean Gmbh System mit Anwesenheitsmelder, Verfahren mit Anwesenheitsmelder, Anwesenheitsmelder, Funkempfänger

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519648A (zh) * 1974-07-15 1976-01-26 Nippon Telegraph & Telephone
US4602288A (en) * 1983-11-21 1986-07-22 Zenith Electronics Corporation Intermediate frequency saw filter with nyquist phase modulation correction
JP2645674B2 (ja) * 1990-10-15 1997-08-25 国際電気株式会社 弾性表面波共振子

Also Published As

Publication number Publication date
KR960036295A (ko) 1996-10-28
CN1094678C (zh) 2002-11-20
JPH08250968A (ja) 1996-09-27
TW296508B (zh) 1997-01-21
JP3075124B2 (ja) 2000-08-07
KR100208210B1 (ko) 1999-07-15
CN1136728A (zh) 1996-11-27
US5781083A (en) 1998-07-14

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