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
Links
- 238000010897 surface acoustic wave method Methods 0.000 title 1
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)
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)
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)
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 |
-
1996
- 1996-03-15 DE DE0763889T patent/DE763889T1/de active Pending
- 1996-03-15 WO PCT/JP1996/000691 patent/WO1996028886A1/ja active IP Right Grant
- 1996-03-15 EP EP96906063A patent/EP0763889B1/en not_active Expired - Lifetime
- 1996-03-15 US US08/737,372 patent/US5877661A/en not_active Expired - Lifetime
- 1996-03-15 DE DE69635332T patent/DE69635332T2/de not_active Expired - Fee Related
- 1996-03-15 KR KR1019960706392A patent/KR100400426B1/ko not_active IP Right Cessation
- 1996-03-15 JP JP52278496A patent/JP4251409B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69635332D1 (de) | 2005-12-01 |
US5877661A (en) | 1999-03-02 |
KR100400426B1 (ko) | 2003-12-31 |
JP4251409B2 (ja) | 2009-04-08 |
DE69635332T2 (de) | 2006-07-20 |
EP0763889A4 (en) | 1998-07-29 |
WO1996028886A1 (fr) | 1996-09-19 |
EP0763889B1 (en) | 2005-10-26 |
DE763889T1 (de) | 1997-09-04 |
EP0763889A1 (en) | 1997-03-19 |
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