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TW481391U - Surface acoustic wave resonator filter - Google Patents

Surface acoustic wave resonator filter

Info

Publication number
TW481391U
TW481391U TW090206522U TW90206522U TW481391U TW 481391 U TW481391 U TW 481391U TW 090206522 U TW090206522 U TW 090206522U TW 90206522 U TW90206522 U TW 90206522U TW 481391 U TW481391 U TW 481391U
Authority
TW
Taiwan
Prior art keywords
acoustic wave
surface acoustic
wave resonator
resonator filter
filter
Prior art date
Application number
TW090206522U
Other languages
English (en)
Inventor
Masahiro Hiramoto
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 TW481391U publication Critical patent/TW481391U/zh

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
TW090206522U 1996-08-28 1997-08-23 Surface acoustic wave resonator filter TW481391U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22702796A JP3204112B2 (ja) 1996-08-28 1996-08-28 弾性表面波共振子フィルタ

Publications (1)

Publication Number Publication Date
TW481391U true TW481391U (en) 2002-03-21

Family

ID=16854377

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090206522U TW481391U (en) 1996-08-28 1997-08-23 Surface acoustic wave resonator filter

Country Status (6)

Country Link
US (1) US5909158A (zh)
EP (1) EP0827274B1 (zh)
JP (1) JP3204112B2 (zh)
KR (1) KR100249635B1 (zh)
DE (1) DE69716846T2 (zh)
TW (1) TW481391U (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3298538B2 (ja) * 1999-02-16 2002-07-02 株式会社村田製作所 端面反射縦結合型ｓａｗ共振子フィルタ
EP1104952B1 (en) 1999-05-14 2007-06-27 Kabushiki Kaisha Toshiba Surface acoustic wave device
JP2002176333A (ja) * 2000-12-07 2002-06-21 Fujitsu Media Device Kk 弾性表面波フィルタ
KR100402067B1 (ko) * 2001-04-06 2003-10-17 엘지이노텍 주식회사 이중모드 공진기 결합형 표면탄성파 필터
JP3826816B2 (ja) * 2001-08-29 2006-09-27 株式会社村田製作所 弾性表面波装置
JP2003133889A (ja) * 2001-10-25 2003-05-09 Murata Mfg Co Ltd 縦結合型弾性表面波共振子フィルタ
JP3764731B2 (ja) 2002-10-18 2006-04-12 富士通メディアデバイス株式会社 多重モード弾性表面波フィルタ及び分波器
JP4155104B2 (ja) * 2003-05-19 2008-09-24 株式会社村田製作所 弾性表面波装置
DE102009009484B4 (de) * 2009-02-19 2014-07-17 Epcos Ag Zweikanal-SAW Filter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0584761B2 (en) * 1992-08-24 2005-08-31 NRS Technologies Inc. Surface acoustic wave resonator filter
JP3001350B2 (ja) * 1993-05-19 2000-01-24 日本電気株式会社 弾性表面波フィルタ
JP2560991B2 (ja) * 1993-08-20 1996-12-04 日本電気株式会社 弾性表面波フィルタ
US5646584A (en) * 1994-04-25 1997-07-08 Advanced Saw Products Sa Saw filter including electrodes of opposing polarity
JP3366477B2 (ja) * 1995-01-20 2003-01-14 東洋通信機株式会社 縦型複合４重モードｓａｗフィルタ

Also Published As

Publication number Publication date
JP3204112B2 (ja) 2001-09-04
JPH1070436A (ja) 1998-03-10
US5909158A (en) 1999-06-01
KR100249635B1 (en) 2000-03-15
EP0827274A2 (en) 1998-03-04
EP0827274B1 (en) 2002-11-06
DE69716846T2 (de) 2003-09-11
EP0827274A3 (en) 1999-02-17
DE69716846D1 (de) 2002-12-12
KR19980019102A (ko) 1998-06-05

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MK4K Expiration of patent term of a granted utility model