KR970703064A - 탄성 표면파 필터(surface acoustic wave filter) - Google Patents

탄성 표면파 필터(surface acoustic wave filter)

Info

Publication number
KR970703064A
KR970703064A KR1019960706392A KR19960706392A KR970703064A KR 970703064 A KR970703064 A KR 970703064A KR 1019960706392 A KR1019960706392 A KR 1019960706392A KR 19960706392 A KR19960706392 A KR 19960706392A KR 970703064 A KR970703064 A KR 970703064A
Authority
KR
South Korea
Prior art keywords
acoustic wave
surface acoustic
wave filter
filter
wave
Prior art date
Application number
KR1019960706392A
Other languages
English (en)
Other versions
KR100400426B1 (ko
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 filed Critical
Publication of KR970703064A publication Critical patent/KR970703064A/ko
Application granted granted Critical
Publication of KR100400426B1 publication Critical patent/KR100400426B1/ko

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
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave 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
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • 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
    • H03H9/644—Coupled resonator filters having two acoustic tracks
    • H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
    • H03H9/6469—Coupled resonator filters having two acoustic tracks being electrically coupled via two connecting electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
KR1019960706392A 1995-03-15 1996-03-15 탄성표면파필터 KR100400426B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8207395 1995-03-15
JP95-82073 1995-03-15

Publications (2)

Publication Number Publication Date
KR970703064A true KR970703064A (ko) 1997-06-10
KR100400426B1 KR100400426B1 (ko) 2003-12-31

Family

ID=13764310

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960706392A KR100400426B1 (ko) 1995-03-15 1996-03-15 탄성표면파필터

Country Status (6)

Country Link
US (1) US5877661A (ko)
EP (1) EP0763889B1 (ko)
JP (1) JP4251409B2 (ko)
KR (1) KR100400426B1 (ko)
DE (2) DE763889T1 (ko)
WO (1) WO1996028886A1 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69636897T2 (de) * 1995-05-29 2007-10-25 Sanyo Electric Co., Ltd., Moriguchi Akustischer Oberflächenwellenfilter
JP3224202B2 (ja) * 1996-11-28 2001-10-29 富士通株式会社 弾性表面波装置
JP3253568B2 (ja) * 1997-08-29 2002-02-04 富士通株式会社 多段接続型弾性表面波フィルタ
WO2000067374A1 (fr) * 1999-04-28 2000-11-09 Seiko Epson Corporation Filtre saw transversal en mode double
JP2002359541A (ja) * 2000-10-27 2002-12-13 Toyo Commun Equip Co Ltd 共振子型弾性表面波フィルタ
JP3928534B2 (ja) * 2002-02-28 2007-06-13 株式会社村田製作所 弾性表面波フィルタ
KR100713668B1 (ko) 2005-03-28 2007-05-02 쿄세라 코포레이션 탄성표면파 공진자, 탄성표면파 필터 및 탄성표면파듀플렉서 및 통신장치
FR3039708B1 (fr) * 2015-07-31 2019-08-09 Senseor Resonateur a ondes elastiques de surface simple port sur substrat a forte permittivite

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2659178B2 (ja) * 1985-02-20 1997-09-30 日本電気株式会社 弾性表面波装置
JPH071859B2 (ja) * 1988-03-11 1995-01-11 国際電気株式会社 弾性表面波フィルタ
JP2748009B2 (ja) * 1989-01-31 1998-05-06 キンセキ株式会社 表面弾性波共振子フィルタ
JPH0334715A (ja) * 1989-06-30 1991-02-14 Nippon Mining Co Ltd 弾性表面波共振子およびフィルタ
JPH0555872A (ja) * 1991-08-21 1993-03-05 Toyo Commun Equip Co Ltd 二段縦続接続二重モードｓａｗフイルタ
JPH05315886A (ja) * 1992-05-14 1993-11-26 Matsushita Electric Ind Co Ltd 弾性表面波フィルタ
JPH0738369A (ja) * 1993-07-23 1995-02-07 Murata Mfg Co Ltd 多電極形ｓａｗフィルタ

Also Published As

Publication number Publication date
JP4251409B2 (ja) 2009-04-08
US5877661A (en) 1999-03-02
KR100400426B1 (ko) 2003-12-31
WO1996028886A1 (fr) 1996-09-19
DE69635332T2 (de) 2006-07-20
DE763889T1 (de) 1997-09-04
EP0763889A4 (en) 1998-07-29
EP0763889B1 (en) 2005-10-26
EP0763889A1 (en) 1997-03-19
DE69635332D1 (de) 2005-12-01

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