DE69632710D1 - Akustische oberflächenwellenanordnung - Google Patents
Akustische oberflächenwellenanordnungInfo
- Publication number
- DE69632710D1 DE69632710D1 DE69632710T DE69632710T DE69632710D1 DE 69632710 D1 DE69632710 D1 DE 69632710D1 DE 69632710 T DE69632710 T DE 69632710T DE 69632710 T DE69632710 T DE 69632710T DE 69632710 D1 DE69632710 D1 DE 69632710D1
- Authority
- DE
- Germany
- Prior art keywords
- surface wave
- acoustic surface
- wave arrangement
- arrangement
- acoustic
- 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.)
- Expired - Lifetime
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
- H03H9/644—Coupled resonator filters having two acoustic tracks
- H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
- H03H9/6459—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10914695 | 1995-04-11 | ||
JP10914695 | 1995-04-11 | ||
PCT/JP1996/001002 WO1996032777A1 (fr) | 1995-04-11 | 1996-04-11 | Dispositif a ondes acoustiques de surface |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69632710D1 true DE69632710D1 (de) | 2004-07-22 |
DE69632710T2 DE69632710T2 (de) | 2004-10-14 |
Family
ID=14502783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69632710T Expired - Lifetime DE69632710T2 (de) | 1995-04-11 | 1996-04-11 | Akustische oberflächenwellenanordnung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5850167A (de) |
EP (1) | EP0766384B1 (de) |
JP (1) | JP4014630B2 (de) |
KR (1) | KR100407463B1 (de) |
DE (1) | DE69632710T2 (de) |
WO (1) | WO1996032777A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3239064B2 (ja) * | 1996-05-28 | 2001-12-17 | 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 |
JP3301399B2 (ja) * | 1998-02-16 | 2002-07-15 | 株式会社村田製作所 | 弾性表面波装置 |
TW465179B (en) | 1999-05-27 | 2001-11-21 | Murata Manufacturing Co | Surface acoustic wave device and method of producing the same |
DE19938748B4 (de) * | 1999-08-16 | 2007-02-01 | Epcos Ag | Dualmode-Oberflächenwellen-Filter mit verbesserter Symmetrie und erhöhter Sperrdämpfung |
US6720842B2 (en) | 2000-02-14 | 2004-04-13 | Murata Manufacturing Co., Ltd. | Surface acoustic wave filter device having first through third surface acoustic wave filter elements |
JP3435638B2 (ja) * | 2000-10-27 | 2003-08-11 | 株式会社村田製作所 | 弾性表面波装置及びその製造方法 |
JP2003124778A (ja) * | 2001-10-05 | 2003-04-25 | Samsung Electro Mech Co Ltd | 一方向性弾性表面波変換器 |
JP2003289234A (ja) * | 2002-01-28 | 2003-10-10 | Murata Mfg Co Ltd | 弾性表面波装置、通信装置 |
SE529375C2 (sv) * | 2005-07-22 | 2007-07-24 | Sandvik Intellectual Property | Anordning för förbättrad plasmaaktivitet i PVD-reaktorer |
US9048807B2 (en) * | 2010-03-18 | 2015-06-02 | University Of Maine System Board Of Trustees | Surface acoustic wave resonator with an open circuit grating for high temperature environments |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58154917A (ja) * | 1982-03-10 | 1983-09-14 | Hitachi Ltd | 弾性表面波バンドパスフイルタ |
JPS61285814A (ja) * | 1985-06-12 | 1986-12-16 | Toyo Commun Equip Co Ltd | 縦型2重モ−ドsawフイルタ |
JPS63269612A (ja) * | 1987-04-28 | 1988-11-07 | Asahi Glass Co Ltd | 水晶弾性表面波共振子 |
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 |
JPH03270309A (ja) * | 1990-03-19 | 1991-12-02 | Fujitsu Ltd | 多電極構成型弾性表面波素子 |
JP3369581B2 (ja) * | 1991-11-01 | 2003-01-20 | 株式会社東芝 | 多段接続多重モードフィルタ及び弾性表面波フィルタ装置 |
JPH06169231A (ja) * | 1992-11-30 | 1994-06-14 | Kyocera Corp | 縦型多重モード弾性表面波フィルタ |
JPH06244676A (ja) * | 1993-02-19 | 1994-09-02 | Daishinku Co | 多段接続型弾性表面波フィルタ |
JP3307455B2 (ja) * | 1993-03-22 | 2002-07-24 | 日本碍子株式会社 | 弾性表面波フィルタ装置 |
JP3214226B2 (ja) * | 1994-05-11 | 2001-10-02 | 株式会社村田製作所 | 弾性表面波共振子フィルタ |
-
1996
- 1996-04-11 JP JP53088496A patent/JP4014630B2/ja not_active Expired - Fee Related
- 1996-04-11 KR KR1019960706597A patent/KR100407463B1/ko not_active Expired - Fee Related
- 1996-04-11 US US08/750,501 patent/US5850167A/en not_active Expired - Lifetime
- 1996-04-11 WO PCT/JP1996/001002 patent/WO1996032777A1/ja active IP Right Grant
- 1996-04-11 EP EP96909347A patent/EP0766384B1/de not_active Expired - Lifetime
- 1996-04-11 DE DE69632710T patent/DE69632710T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100407463B1 (ko) | 2004-03-30 |
EP0766384A4 (de) | 1998-07-29 |
KR970706652A (ko) | 1997-11-03 |
DE69632710T2 (de) | 2004-10-14 |
US5850167A (en) | 1998-12-15 |
JP4014630B2 (ja) | 2007-11-28 |
WO1996032777A1 (fr) | 1996-10-17 |
EP0766384A1 (de) | 1997-04-02 |
EP0766384B1 (de) | 2004-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |