DE19983034T1 - Akustisches Oberflächenwellenfilter - Google Patents

Akustisches Oberflächenwellenfilter

Info

Publication number
DE19983034T1
DE19983034T1 DE19983034T DE19983034T DE19983034T1 DE 19983034 T1 DE19983034 T1 DE 19983034T1 DE 19983034 T DE19983034 T DE 19983034T DE 19983034 T DE19983034 T DE 19983034T DE 19983034 T1 DE19983034 T1 DE 19983034T1
Authority
DE
Germany
Prior art keywords
wave filter
surface wave
acoustic surface
acoustic
filter
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.)
Granted
Application number
DE19983034T
Other languages
English (en)
Other versions
DE19983034B4 (de
Inventor
Jun Tsutsumi
Takashi Matsuda
Osamu Ikata
Yoshio Satoh
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE19983034T1 publication Critical patent/DE19983034T1/de
Application granted granted Critical
Publication of DE19983034B4 publication Critical patent/DE19983034B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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 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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks 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
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
    • H03H9/1092—Mounting in enclosures for surface acoustic wave [SAW] devices the enclosure being defined by a cover cap mounted on an element forming part of the surface acoustic wave [SAW] device on the side of the IDT's
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/25—Constructional features of resonators using surface acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
DE19983034T 1998-03-11 1999-01-21 Akustisches Oberflächenwellenfilter Expired - Fee Related DE19983034B4 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP5997798 1998-03-11
JP10/59977 1998-03-11
JP10/228068 1998-08-12
JP22806898 1998-08-12
JP30116198A JP3487772B2 (ja) 1998-03-11 1998-10-22 弾性表面波フィルタ
JP10/301161 1998-10-22
PCT/JP1999/000233 WO1999046856A1 (fr) 1998-03-11 1999-01-21 Filtre a ondes acoustiques de surface

Publications (2)

Publication Number Publication Date
DE19983034T1 true DE19983034T1 (de) 2001-05-17
DE19983034B4 DE19983034B4 (de) 2007-11-29

Family

ID=27297056

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19983034T Expired - Fee Related DE19983034B4 (de) 1998-03-11 1999-01-21 Akustisches Oberflächenwellenfilter

Country Status (5)

Country Link
US (1) US6577210B1 (de)
JP (1) JP3487772B2 (de)
KR (1) KR100612056B1 (de)
DE (1) DE19983034B4 (de)
WO (1) WO1999046856A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002043462A2 (en) * 2000-11-29 2002-06-06 Soliton Holdings Corp. Saw wave-guides
JP4843862B2 (ja) * 2001-04-05 2011-12-21 株式会社村田製作所 弾性表面波装置
JP2003037467A (ja) 2001-07-24 2003-02-07 Murata Mfg Co Ltd 弾性表面波装置
CN100511988C (zh) * 2003-07-29 2009-07-08 松下电器产业株式会社 声表面波器件
JP2006311041A (ja) * 2005-04-27 2006-11-09 Matsushita Electric Ind Co Ltd アンテナ共用器
JP4685740B2 (ja) * 2006-09-22 2011-05-18 三星電子株式会社 複素係数トランスバーサルフィルタおよび周波数変換器
JP2012002679A (ja) * 2010-06-17 2012-01-05 Tamagawa Seiki Co Ltd 慣性センサ
NL1038419C2 (en) * 2010-12-02 2012-06-05 Rotterdam Res B V Wavelength tunable laser diode comprising a surface acoustic wave generator.
JP5931868B2 (ja) * 2011-06-28 2016-06-08 京セラ株式会社 弾性波素子およびそれを用いた弾性波装置
JP6758779B2 (ja) * 2015-03-30 2020-09-23 京セラ株式会社 検体液センサおよび検体液の測定方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3739290A (en) * 1971-05-05 1973-06-12 Secr Defence Acoustic surface wave devices
JPS5532050B2 (de) * 1973-06-18 1980-08-22
FR2235633A5 (de) 1973-06-29 1975-01-24 Thomson Csf
GB1445782A (en) 1974-03-05 1976-08-11 Standard Telephones Cables Ltd Surface acoustic wave filter device
GB1529941A (en) * 1975-01-15 1978-10-25 Mullard Ltd Electrical filters including coupled resonators
US4130813A (en) 1977-05-23 1978-12-19 Raytheon Company Surface wave device having enhanced reflectivity gratings
US4155056A (en) 1977-08-25 1979-05-15 Bell Telephone Laboratories, Incorporated Cascaded grating resonator filters with external input-output couplers
US4166987A (en) * 1978-02-15 1979-09-04 Bell Telephone Laboratories, Incorporated Surface acoustic wave multistrip coupler
US4237433A (en) * 1979-03-13 1980-12-02 Sperry Corporation Surface acoustic wave resonators with integrated internal coupler reflectors
JPS55144423U (de) * 1979-04-05 1980-10-16
JPS55144423A (en) 1979-05-01 1980-11-11 Central Glass Co Ltd Feeding of glass raw material
JPS575418A (en) * 1980-06-13 1982-01-12 Nippon Telegr & Teleph Corp <Ntt> Cavity type surface elastic wave resonator
US4325038A (en) * 1980-09-26 1982-04-13 Bell Telephone Laboratories, Incorporated SAW Resonator filters with improved temperature stability
JPS57129514A (en) * 1981-02-04 1982-08-11 Yasutaka Shimizu Coupler of surface acoustic wave
JPS57147316A (en) * 1981-03-06 1982-09-11 Nec Corp Surface acoustic wave multistrip coupler
GB2120890B (en) * 1982-04-19 1985-11-27 Philips Electronic Associated Acoustic surface wave device
JPS58191514A (ja) * 1982-04-30 1983-11-08 Showa Electric Wire & Cable Co Ltd 弾性表面波装置
JPH0244168B2 (ja) * 1982-08-23 1990-10-03 Nippon Electric Co Danseihyomenhasochi
GB2127249A (en) * 1982-09-20 1984-04-04 Philips Electronic Associated Acoustic surface wave device
JPS6010905A (ja) * 1983-06-30 1985-01-21 Fujitsu Ltd 弾性表面波素子
GB2149253A (en) * 1983-10-31 1985-06-05 Philips Electronic Associated Surface acoustic wave device
WO1986001655A1 (en) * 1984-09-03 1986-03-13 Epprecht, Georg Converter for surface-acoustic waves (saw)
JPS63119310A (ja) * 1986-11-07 1988-05-24 Nec Corp 弾性表面波共振子
US4737743A (en) 1987-06-24 1988-04-12 Unisys Corporation Single mode waveguide saw dispersive filter
JPH01268216A (ja) * 1988-04-19 1989-10-25 Mitsubishi Electric Corp 弾性表面波装置
JP2764866B2 (ja) * 1990-10-11 1998-06-11 キヤノン株式会社 弾性表面波素子
JP3033336B2 (ja) * 1992-02-19 2000-04-17 日本電気株式会社 弾性表面波フィルタ
JPH05299969A (ja) * 1992-04-17 1993-11-12 Toshiba Corp 弾性表面波フィルタ装置
JPH0750548A (ja) * 1993-05-31 1995-02-21 Canon Inc 弾性表面波素子
JPH0766678A (ja) * 1993-08-23 1995-03-10 Ngk Insulators Ltd 弾性表面波フィルタ装置
US6104260A (en) * 1997-12-22 2000-08-15 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter with first and second filter tracks and balanced or unbalanced terminals
JP3315646B2 (ja) * 1998-06-19 2002-08-19 富士通株式会社 弾性表面波フィルタ

Also Published As

Publication number Publication date
US6577210B1 (en) 2003-06-10
WO1999046856A1 (fr) 1999-09-16
KR100612056B1 (ko) 2006-08-14
DE19983034B4 (de) 2007-11-29
JP3487772B2 (ja) 2004-01-19
JP2000124762A (ja) 2000-04-28
KR20010041697A (ko) 2001-05-25

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee