DE69714178D1 - Filteranordnung mit elastischen Oberflächenwellen - Google Patents
Filteranordnung mit elastischen OberflächenwellenInfo
- Publication number
- DE69714178D1 DE69714178D1 DE69714178T DE69714178T DE69714178D1 DE 69714178 D1 DE69714178 D1 DE 69714178D1 DE 69714178 T DE69714178 T DE 69714178T DE 69714178 T DE69714178 T DE 69714178T DE 69714178 D1 DE69714178 D1 DE 69714178D1
- Authority
- DE
- Germany
- Prior art keywords
- filter arrangement
- surface waves
- elastic surface
- elastic
- waves
- 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 devices; Electromechanical resonators
- H03H9/30—Time-delay networks
- H03H9/42—Time-delay 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
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26839796A JP3186604B2 (ja) | 1996-10-09 | 1996-10-09 | 弾性表面波フィルタ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69714178D1 true DE69714178D1 (de) | 2002-08-29 |
DE69714178T2 DE69714178T2 (de) | 2002-11-14 |
Family
ID=17457915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69714178T Expired - Lifetime DE69714178T2 (de) | 1996-10-09 | 1997-10-08 | Filteranordnung mit elastischen Oberflächenwellen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5994980A (de) |
EP (1) | EP0836278B1 (de) |
JP (1) | JP3186604B2 (de) |
KR (1) | KR100275260B1 (de) |
DE (1) | DE69714178T2 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7116907B1 (en) * | 1998-02-20 | 2006-10-03 | Fujitsu Limited | Acousto-optical tunable filters cascaded together |
EP0940915B1 (de) * | 1998-03-06 | 2007-07-11 | Kabushiki Kaisha Toshiba | Akustische Oberflächenwellenanordnung und Kommunikationsgerät |
US6388545B1 (en) | 1998-05-29 | 2002-05-14 | Fujitsu Limited | Surface-acoustic-wave filter having an improved suppression outside a pass-band |
JP3607833B2 (ja) | 1999-05-28 | 2005-01-05 | 沖電気工業株式会社 | 差動弾性表面波フィルタ |
EP1104100B1 (de) * | 1999-06-03 | 2013-04-03 | Panasonic Corporation | Oberflächenwellenfilter |
DE19938748B4 (de) * | 1999-08-16 | 2007-02-01 | Epcos Ag | Dualmode-Oberflächenwellen-Filter mit verbesserter Symmetrie und erhöhter Sperrdämpfung |
TW498614B (en) * | 1999-12-09 | 2002-08-11 | Matsushita Electric Ind Co Ltd | Elastic surface wave device and communications equipment using the elastic surface wave device |
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 |
DE10013861A1 (de) * | 2000-03-21 | 2001-09-27 | Epcos Ag | Dualmode-Oberflächenwellenfilter mit verbesserter Symmetrie und erhöhter Sperrdämpfung |
DE10026074B4 (de) * | 2000-05-25 | 2010-02-18 | Epcos Ag | Rekursives OFW-Filter mit geringer Chiplänge |
EP1296772B1 (de) * | 2000-06-16 | 2009-09-09 | Ati Properties, Inc. | Verfahren zum spritzformen, zerstäuben und wärmeaustausch |
JP3729081B2 (ja) * | 2000-06-27 | 2005-12-21 | 株式会社村田製作所 | 弾性表面波装置 |
JP3687566B2 (ja) * | 2000-07-25 | 2005-08-24 | 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 |
JP3478260B2 (ja) | 2000-10-27 | 2003-12-15 | 株式会社村田製作所 | 弾性表面波フィルタおよび通信機装置 |
ATE544242T1 (de) * | 2000-11-01 | 2012-02-15 | Hitachi Metals Ltd | Hochfrequenz-schaltmodul |
JP3480445B2 (ja) * | 2001-01-10 | 2003-12-22 | 株式会社村田製作所 | 弾性表面波装置 |
JP3780408B2 (ja) * | 2001-01-26 | 2006-05-31 | 株式会社村田製作所 | 弾性表面波フィルタ装置 |
JP3509764B2 (ja) * | 2001-03-23 | 2004-03-22 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
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 |
JP3758157B2 (ja) * | 2001-04-04 | 2006-03-22 | 日立金属株式会社 | Rf段モジュール |
US6815868B2 (en) | 2001-04-09 | 2004-11-09 | Murata Manufacturing Co., Ltd. | Surface acoustic wave apparatus and communication unit |
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 |
JP3800504B2 (ja) * | 2001-05-15 | 2006-07-26 | Tdk株式会社 | フロントエンドモジュール |
US6803835B2 (en) * | 2001-08-30 | 2004-10-12 | Agilent Technologies, Inc. | Integrated filter balun |
JP3820954B2 (ja) * | 2001-10-12 | 2006-09-13 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
JP3743341B2 (ja) * | 2001-10-17 | 2006-02-08 | 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 |
JP3922163B2 (ja) * | 2001-12-25 | 2007-05-30 | 株式会社村田製作所 | 弾性表面波装置 |
JP2003283290A (ja) * | 2002-01-21 | 2003-10-03 | Murata Mfg Co Ltd | 弾性表面波装置およびそれを有する通信装置 |
JP3826877B2 (ja) * | 2002-01-22 | 2006-09-27 | 株式会社村田製作所 | 弾性表面波装置およびそれを有する通信装置 |
CN1945969A (zh) * | 2002-03-06 | 2007-04-11 | 松下电器产业株式会社 | 表面声波滤波器、平衡型电路以及通信设备 |
EP1372263A3 (de) * | 2002-04-15 | 2009-09-16 | Panasonic Corporation | Hochfrequenzbauelement und Kommunikationsvorrichtung |
DE10234685A1 (de) * | 2002-07-30 | 2004-02-19 | Infineon Technologies Ag | Filterschaltung |
JP2004166213A (ja) * | 2002-09-20 | 2004-06-10 | Murata Mfg Co Ltd | 弾性表面波装置、通信装置 |
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 |
JP4100249B2 (ja) | 2003-05-19 | 2008-06-11 | 株式会社村田製作所 | 弾性表面波装置、通信機 |
JP3993579B2 (ja) * | 2004-04-28 | 2007-10-17 | 富士通メディアデバイス株式会社 | バランス出力型フィルタ |
US7398059B2 (en) | 2004-08-06 | 2008-07-08 | Murata Manufacturing Co., Ltd | High frequency composite component |
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 |
JP4412326B2 (ja) | 2004-11-04 | 2010-02-10 | 株式会社村田製作所 | バランス型sawフィルタ |
JPWO2006048999A1 (ja) | 2004-11-04 | 2008-05-22 | 株式会社村田製作所 | バランス型sawフィルタ |
CN100546179C (zh) * | 2005-02-16 | 2009-09-30 | 株式会社村田制作所 | 平衡型声波滤波器件 |
JP2007104052A (ja) | 2005-09-30 | 2007-04-19 | Nippon Dempa Kogyo Co Ltd | 弾性表面波フィルタ |
JP5350720B2 (ja) * | 2008-09-02 | 2013-11-27 | 太陽誘電株式会社 | 弾性波デバイス、及び弾性波装置 |
DE102009032093B9 (de) * | 2009-07-07 | 2017-03-02 | Epcos Ag | Diplexerschaltung mit Balun-Funktionalität |
JP6176324B2 (ja) * | 2013-06-13 | 2017-08-09 | 株式会社村田製作所 | フィルタ装置及びデュプレクサ |
JP6668213B2 (ja) * | 2015-10-01 | 2020-03-18 | スカイワークスフィルターソリューションズジャパン株式会社 | 分波器と通信機器 |
KR102014760B1 (ko) * | 2016-08-31 | 2019-10-22 | 주식회사 파인로보틱스 | 진공청소부 분리형 복합 청소기 |
US10404234B2 (en) | 2016-09-02 | 2019-09-03 | Skyworks Filter Solutions Japan Co., Ltd. | Filter device with phase compensation, and electronic devices including same |
JP2018088678A (ja) | 2016-11-29 | 2018-06-07 | スカイワークス ソリューションズ, インコーポレイテッドSkyworks Solutions, Inc. | 位相をキャンセルするループ回路を含むフィルタ |
GB2577361B (en) | 2018-07-18 | 2023-03-01 | Skyworks Solutions Inc | FBAR filter with integrated cancelation circuit |
US11616485B2 (en) * | 2019-11-08 | 2023-03-28 | Skyworks Solutions, Inc. | Out-of-band rejection using saw-based integrated balun and a differential low noise amplifier |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2682833B1 (fr) * | 1991-10-18 | 1993-12-03 | Thomson Csf | Filtre a ondes de surface et a trajet acoustique replie. |
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 |
DE69424737T2 (de) * | 1993-10-08 | 2000-09-28 | Matsushita Electric Ind Co Ltd | Akustisches Oberflächenwellenfilter |
US5365138A (en) * | 1993-12-02 | 1994-11-15 | Northern Telecom Limited | Double mode surface wave resonators |
US5790000A (en) * | 1995-06-16 | 1998-08-04 | Northern Telecom Limited | Cascaded surface wave device filters providing balanced and unbalanced signal connections |
-
1996
- 1996-10-09 JP JP26839796A patent/JP3186604B2/ja not_active Expired - Lifetime
-
1997
- 1997-10-07 US US08/946,265 patent/US5994980A/en not_active Expired - Lifetime
- 1997-10-08 EP EP97117419A patent/EP0836278B1/de not_active Expired - Lifetime
- 1997-10-08 DE DE69714178T patent/DE69714178T2/de not_active Expired - Lifetime
- 1997-10-09 KR KR1019970051822A patent/KR100275260B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0836278B1 (de) | 2002-07-24 |
KR100275260B1 (ko) | 2000-12-15 |
KR19980032698A (ko) | 1998-07-25 |
JPH10117123A (ja) | 1998-05-06 |
US5994980A (en) | 1999-11-30 |
DE69714178T2 (de) | 2002-11-14 |
EP0836278A3 (de) | 2000-02-23 |
JP3186604B2 (ja) | 2001-07-11 |
EP0836278A2 (de) | 1998-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69714178D1 (de) | Filteranordnung mit elastischen Oberflächenwellen | |
DE69735746D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69513904D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69424737D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69403281D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69408048D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69533389D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69506138D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69835987D1 (de) | Akustische Oberflächenwellenfilter | |
DE69131223D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69316786D1 (de) | Elastische Oberflächenwellenfilter | |
DE69814205D1 (de) | Akustische Oberflächenwellenanordnung | |
KR970703063A (ko) | 탄성표면파필터 | |
DE69716238D1 (de) | Akustische oberflächenwellenanordnung | |
DE69841878D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69522066D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69734753D1 (de) | Akustische Oberflächenwellenvorrichtung | |
DE69842149D1 (de) | Akustische Oberflächenwellenanordnung | |
DE69713370D1 (de) | Akustische oberflächenwellenfilter | |
DE69521650D1 (de) | Oberflächenwellenanordnung | |
DE59507833D1 (de) | Mit akustischen Oberflächenwellen arbeitendes Filter | |
DE69506137D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69321414D1 (de) | Filtergerät mit akustischen Oberflächenwellen | |
DE69432134D1 (de) | Akustisches Oberflächenwellenfilter | |
DE69522065D1 (de) | Akustische Oberflächenwellenanordnung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |