DE69632929D1 - Akustische Oberflächenwellenvorrichtung mit zwei Moden - Google Patents
Akustische Oberflächenwellenvorrichtung mit zwei ModenInfo
- Publication number
- DE69632929D1 DE69632929D1 DE69632929T DE69632929T DE69632929D1 DE 69632929 D1 DE69632929 D1 DE 69632929D1 DE 69632929 T DE69632929 T DE 69632929T DE 69632929 T DE69632929 T DE 69632929T DE 69632929 D1 DE69632929 D1 DE 69632929D1
- Authority
- DE
- Germany
- Prior art keywords
- modes
- acoustic wave
- surface acoustic
- wave device
- wave
- 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
- 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
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
-
- 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
- H03H9/0033—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
- H03H9/0038—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on the same side of the track
-
- 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
- H03H9/0033—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
- H03H9/0042—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on opposite sides of the track
-
- 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
- H03H9/0047—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks
- H03H9/0052—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically cascaded
- H03H9/0061—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically cascaded the balanced terminals being on opposite sides of the tracks
-
- 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
- H03H9/1071—Mounting in enclosures for surface acoustic wave [SAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the SAW device
-
- 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
-
- 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
- H03H9/6436—Coupled resonator filters having one acoustic track only
-
- 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
- H03H9/6459—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode
-
- 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
- H03H9/6459—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode
- H03H9/6463—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode the tracks being electrically cascaded
- H03H9/6466—Coupled resonator filters having two acoustic tracks being electrically coupled via one connecting electrode the tracks being electrically cascaded each track containing more than two transducers
-
- 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
- H03H9/6489—Compensation of undesirable effects
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 |
---|---|---|---|
JP13367596A JP3239064B2 (ja) | 1996-05-28 | 1996-05-28 | 弾性表面波装置 |
JP13367596 | 1996-05-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69632929D1 true DE69632929D1 (de) | 2004-08-19 |
DE69632929T2 DE69632929T2 (de) | 2004-11-18 |
Family
ID=15110271
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69632929T Expired - Lifetime DE69632929T2 (de) | 1996-05-28 | 1996-12-06 | Akustische Oberflächenwellenvorrichtung mit zwei Moden |
DE69633820T Expired - Lifetime DE69633820T2 (de) | 1996-05-28 | 1996-12-06 | Oberflächenwellenfilter mit verbesserten Bandpasseigenschaften und verbessertem Einstellbereich der Eingangs- und Ausgangsimpedanzen |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69633820T Expired - Lifetime DE69633820T2 (de) | 1996-05-28 | 1996-12-06 | Oberflächenwellenfilter mit verbesserten Bandpasseigenschaften und verbessertem Einstellbereich der Eingangs- und Ausgangsimpedanzen |
Country Status (7)
Country | Link |
---|---|
US (4) | US5963114A (de) |
EP (4) | EP1453201A3 (de) |
JP (1) | JP3239064B2 (de) |
KR (1) | KR100230655B1 (de) |
CN (2) | CN1282304C (de) |
DE (2) | DE69632929T2 (de) |
TW (1) | TW454378B (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19638399C3 (de) * | 1996-09-19 | 2002-04-18 | Epcos Ag | Oberflächenwellenfilter |
DE19724259C2 (de) * | 1997-06-09 | 2002-11-14 | Epcos Ag | Dualmode-Oberflächenwellenfilter |
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 |
JP2001267885A (ja) * | 2000-03-17 | 2001-09-28 | Fujitsu Media Device Kk | 弾性表面波装置 |
JP3391347B2 (ja) | 2000-06-26 | 2003-03-31 | 株式会社村田製作所 | 縦結合共振子型弾性表面波フィルタ |
JP3440935B2 (ja) * | 2000-11-29 | 2003-08-25 | 株式会社村田製作所 | 弾性表面波フィルタ |
FR2818051B1 (fr) * | 2000-12-08 | 2003-04-11 | Thomson Csf | Flitres a ondes acoustiques de surface a symetrie optimisee |
FR2821997B1 (fr) | 2001-03-06 | 2003-05-30 | Thomson Csf | Filtre a ondes acoustiques de surface |
JP3534080B2 (ja) * | 2001-03-23 | 2004-06-07 | 株式会社村田製作所 | 弾性表面波フィルタ装置 |
JP3509771B2 (ja) * | 2001-04-18 | 2004-03-22 | 株式会社村田製作所 | 弾性表面波フィルタ装置、通信装置 |
JP3873807B2 (ja) * | 2001-06-22 | 2007-01-31 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
JP3685102B2 (ja) * | 2001-07-27 | 2005-08-17 | 株式会社村田製作所 | 弾性表面波フィルタ、通信装置 |
JP3864850B2 (ja) * | 2001-08-09 | 2007-01-10 | 株式会社村田製作所 | 弾性表面波フィルタ、通信装置 |
JP3826816B2 (ja) * | 2001-08-29 | 2006-09-27 | 株式会社村田製作所 | 弾性表面波装置 |
JP3833569B2 (ja) | 2001-12-21 | 2006-10-11 | 富士通メディアデバイス株式会社 | 分波器及びこれを用いた電子装置 |
JP2004048675A (ja) * | 2002-05-15 | 2004-02-12 | Murata Mfg Co Ltd | 弾性表面波装置及びそれを有する通信装置 |
JP2004304513A (ja) | 2003-03-31 | 2004-10-28 | Matsushita Electric Ind Co Ltd | 弾性表面波装置 |
JP3985717B2 (ja) | 2003-04-10 | 2007-10-03 | 株式会社村田製作所 | 弾性表面波装置およびそれを用いた通信装置 |
JP4069917B2 (ja) | 2004-09-15 | 2008-04-02 | 株式会社村田製作所 | バランス型弾性表面波フィルタ |
WO2006095570A1 (ja) * | 2005-03-11 | 2006-09-14 | Murata Manufacturing Co., Ltd. | 弾性表面波フィルタ装置 |
JP4534990B2 (ja) * | 2006-01-12 | 2010-09-01 | 株式会社村田製作所 | 弾性表面波フィルタ装置及び分波器 |
JP5121178B2 (ja) * | 2006-07-24 | 2013-01-16 | 京セラ株式会社 | 弾性表面波装置及び通信装置 |
JP5025181B2 (ja) * | 2006-07-24 | 2012-09-12 | 京セラ株式会社 | 弾性表面波装置及び通信装置 |
CN101842981B (zh) * | 2007-11-06 | 2013-12-11 | 松下电器产业株式会社 | 弹性波谐振器、弹性波滤波器及采用其的天线共用器 |
JP5016467B2 (ja) * | 2007-12-14 | 2012-09-05 | 太陽誘電株式会社 | 弾性波フィルタ |
CN101515793B (zh) * | 2009-01-08 | 2011-06-15 | 陈明权 | 声表面波滤波器 |
TWI466442B (zh) * | 2011-12-07 | 2014-12-21 | Ind Tech Res Inst | 指叉型耦合共振器 |
US9325294B2 (en) * | 2013-03-15 | 2016-04-26 | Resonant Inc. | Microwave acoustic wave filters |
US9680447B2 (en) * | 2014-09-26 | 2017-06-13 | Wisol Co., Ltd. | Saw filter having ground terminals separated |
JP6574955B2 (ja) * | 2015-07-02 | 2019-09-18 | 多摩川精機株式会社 | 弾性表面波共振器間の相互干渉抑制構造、および加速度センサ |
US20180004357A1 (en) * | 2016-06-30 | 2018-01-04 | Intel Corporation | Piezoelectric package-integrated surface acoustic wave sensing devices |
JP6888607B2 (ja) | 2018-12-28 | 2021-06-16 | 株式会社村田製作所 | 弾性波フィルタ及びマルチプレクサ |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2030407B (en) * | 1978-09-22 | 1982-12-08 | Philips Electronic Associated | Acustic wave resonators and filters |
JPS5694815A (en) * | 1979-12-28 | 1981-07-31 | Matsushita Electric Ind Co Ltd | Elastic surface wave device |
JPS5694814A (en) * | 1979-12-28 | 1981-07-31 | Matsushita Electric Ind Co Ltd | Elastic surface wave device |
US4365219A (en) * | 1981-02-27 | 1982-12-21 | General Electric Company | In-line surface acoustic wave filter assembly module and method of making same |
JPS58154917A (ja) * | 1982-03-10 | 1983-09-14 | Hitachi Ltd | 弾性表面波バンドパスフイルタ |
JPS58182313A (ja) * | 1982-04-19 | 1983-10-25 | Oki Electric Ind Co Ltd | 表面弾性波「ろ」波器 |
JPS6454805A (en) | 1987-08-25 | 1989-03-02 | Oki Electric Ind Co Ltd | Surface acoustic wave resonator |
US5162822A (en) * | 1988-10-31 | 1992-11-10 | Hitachi, Ltd. | Saw filter chip mounted on a substrate with shielded conductors on opposite surfaces |
JPH02283112A (ja) * | 1989-04-24 | 1990-11-20 | Murata Mfg Co Ltd | 弾性表面波装置 |
JPH02288410A (ja) * | 1989-04-27 | 1990-11-28 | Murata Mfg Co Ltd | 弾性表面波フイルタ |
JPH0666632B2 (ja) * | 1989-04-28 | 1994-08-24 | 東光株式会社 | 表面弾性波装置 |
JPH036913A (ja) * | 1989-06-05 | 1991-01-14 | Hitachi Ltd | 弾性表面波フィルタ及びそれを用いた移動無線装置 |
JPH0327611A (ja) * | 1989-06-23 | 1991-02-06 | Murata Mfg Co Ltd | 表面波共振子 |
JPH03173216A (ja) * | 1989-12-01 | 1991-07-26 | Matsushita Electric Ind Co Ltd | 弾性表面波装置 |
JPH03270309A (ja) * | 1990-03-19 | 1991-12-02 | Fujitsu Ltd | 多電極構成型弾性表面波素子 |
JPH03284006A (ja) * | 1990-03-30 | 1991-12-13 | Fujitsu Ltd | 弾性表面波デバイス |
JP2888493B2 (ja) * | 1990-06-21 | 1999-05-10 | 株式会社村田製作所 | 縦型2重モード弾性表面波フィルタ |
US5438305A (en) * | 1991-08-12 | 1995-08-01 | Hitachi, Ltd. | High frequency module including a flexible substrate |
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 |
JP3160023B2 (ja) * | 1991-08-21 | 2001-04-23 | 東洋通信機株式会社 | 縦結合二重モードsawフィルタ |
JPH0563499A (ja) * | 1991-08-30 | 1993-03-12 | Murata Mfg Co Ltd | 弾性表面波フイルタ |
JPH05114830A (ja) * | 1991-10-23 | 1993-05-07 | Matsushita Electric Ind Co Ltd | 弾性表面波フイルタ |
JPH05121997A (ja) * | 1991-10-30 | 1993-05-18 | Sanyo Electric Co Ltd | 弾性表面波フイルタ |
JP3137394B2 (ja) * | 1991-11-09 | 2001-02-19 | 東洋通信機株式会社 | 縦結合二重モードリーキーsawフィルタ |
US5309126A (en) * | 1991-11-18 | 1994-05-03 | Motorola, Inc. | Spatially varying multiple electrode acoustic wave filter and method therefor |
JPH05315886A (ja) * | 1992-05-14 | 1993-11-26 | Matsushita Electric Ind Co Ltd | 弾性表面波フィルタ |
JPH05335881A (ja) * | 1992-06-04 | 1993-12-17 | Murata Mfg Co Ltd | 縦型2重モード弾性表面波フィルタ |
JPH0697757A (ja) * | 1992-07-31 | 1994-04-08 | Nippon Dempa Kogyo Co Ltd | 表面実装用弾性表面波フィルタ |
US5363074A (en) * | 1992-10-19 | 1994-11-08 | Motorola, Inc. | Saw structure having serially coupled transducers with overlapping fingers |
JP3198489B2 (ja) * | 1992-11-11 | 2001-08-13 | 株式会社大真空 | フィルタ用パッケージ |
JP3254779B2 (ja) * | 1993-01-05 | 2002-02-12 | 株式会社村田製作所 | 多電極形弾性表面波装置 |
US5334960A (en) * | 1993-02-16 | 1994-08-02 | Motorola, Inc. | Conjugately matched acoustic wave transducers and method |
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 |
DE4447740B4 (de) * | 1993-09-06 | 2008-10-09 | Sanyo Electric Co., Ltd., Moriguchi | Akustisches Oberflächenwellenfilter |
US5365138A (en) * | 1993-12-02 | 1994-11-15 | Northern Telecom Limited | Double mode surface wave resonators |
JPH07264000A (ja) * | 1994-03-16 | 1995-10-13 | Fujitsu Ltd | 弾性表面波フィルタ素子及びそれをパッケージングして成る弾性表面波フィルタ |
JPH07283682A (ja) * | 1994-04-13 | 1995-10-27 | Murata Mfg Co Ltd | 弾性表面波共振子フィルタ |
JP3244386B2 (ja) * | 1994-08-23 | 2002-01-07 | 松下電器産業株式会社 | 弾性表面波装置 |
US5663695A (en) * | 1994-10-31 | 1997-09-02 | Ngk Insulators, Ltd. | Surface acoustic wave filter device and transducer therefor |
GB2296614B (en) * | 1994-12-23 | 1999-09-15 | Advanced Saw Prod Sa | Saw filter |
JP4014630B2 (ja) * | 1995-04-11 | 2007-11-28 | 京セラキンセキ株式会社 | 弾性表面波装置 |
DE69620134T2 (de) * | 1995-12-28 | 2002-07-18 | Murata Mfg. Co., Ltd. | Akustisches Oberflächenwellenresonatorfilter mit longitudinaler Kopplung |
US5793266A (en) * | 1996-08-12 | 1998-08-11 | Motorola Inc. | Differential input and/or differential output, transversely-coupled surface acoustic wave filter |
JP3227645B2 (ja) * | 1996-09-17 | 2001-11-12 | 株式会社村田製作所 | 弾性表面波装置 |
JP3224202B2 (ja) * | 1996-11-28 | 2001-10-29 | 富士通株式会社 | 弾性表面波装置 |
-
1996
- 1996-05-28 JP JP13367596A patent/JP3239064B2/ja not_active Expired - Lifetime
- 1996-12-03 US US08/760,097 patent/US5963114A/en not_active Expired - Lifetime
- 1996-12-06 DE DE69632929T patent/DE69632929T2/de not_active Expired - Lifetime
- 1996-12-06 EP EP04012227A patent/EP1453201A3/de not_active Withdrawn
- 1996-12-06 EP EP01130823A patent/EP1204204B1/de not_active Expired - Lifetime
- 1996-12-06 EP EP01130824A patent/EP1204206A3/de not_active Ceased
- 1996-12-06 DE DE69633820T patent/DE69633820T2/de not_active Expired - Lifetime
- 1996-12-06 EP EP96119597A patent/EP0810727B1/de not_active Expired - Lifetime
- 1996-12-27 CN CNB031012868A patent/CN1282304C/zh not_active Expired - Lifetime
- 1996-12-27 KR KR1019960073603A patent/KR100230655B1/ko not_active IP Right Cessation
- 1996-12-27 CN CNB961167203A patent/CN1140964C/zh not_active Expired - Lifetime
- 1996-12-30 TW TW085116277A patent/TW454378B/zh not_active IP Right Cessation
-
1999
- 1999-07-30 US US09/363,804 patent/US6111481A/en not_active Expired - Lifetime
- 1999-07-30 US US09/363,693 patent/US6114926A/en not_active Expired - Lifetime
- 1999-07-30 US US09/363,751 patent/US6271739B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1282304C (zh) | 2006-10-25 |
KR970077977A (ko) | 1997-12-12 |
TW454378B (en) | 2001-09-11 |
DE69633820D1 (de) | 2004-12-16 |
EP0810727A2 (de) | 1997-12-03 |
EP1204206A2 (de) | 2002-05-08 |
US6114926A (en) | 2000-09-05 |
EP1453201A2 (de) | 2004-09-01 |
DE69632929T2 (de) | 2004-11-18 |
EP0810727A3 (de) | 1998-08-05 |
DE69633820T2 (de) | 2005-03-17 |
EP1453201A3 (de) | 2006-05-17 |
KR100230655B1 (ko) | 1999-11-15 |
JP3239064B2 (ja) | 2001-12-17 |
EP1204204A3 (de) | 2002-05-22 |
EP1204206A3 (de) | 2002-05-22 |
CN1140964C (zh) | 2004-03-03 |
US5963114A (en) | 1999-10-05 |
US6111481A (en) | 2000-08-29 |
EP0810727B1 (de) | 2004-11-10 |
EP1204204B1 (de) | 2004-07-14 |
CN1158026A (zh) | 1997-08-27 |
CN1495998A (zh) | 2004-05-12 |
US6271739B1 (en) | 2001-08-07 |
EP1204204A2 (de) | 2002-05-08 |
JPH09321574A (ja) | 1997-12-12 |
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