ATE540474T1 - Duplexer - Google Patents
DuplexerInfo
- Publication number
- ATE540474T1 ATE540474T1 AT10163359T AT10163359T ATE540474T1 AT E540474 T1 ATE540474 T1 AT E540474T1 AT 10163359 T AT10163359 T AT 10163359T AT 10163359 T AT10163359 T AT 10163359T AT E540474 T1 ATE540474 T1 AT E540474T1
- Authority
- AT
- Austria
- Prior art keywords
- idts
- filter
- reception
- elastic wave
- wave filter
- Prior art date
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
- H03H9/14544—Transducers of particular shape or position
- H03H9/14591—Vertically-split 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
- H03H9/0023—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
- H03H9/0057—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically cascaded the balanced terminals being on the same side 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
- H03H9/0023—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
- H03H9/0066—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel
- H03H9/0071—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel the balanced terminals being on the same side 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
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0085—Balance-unbalance or balance-balance networks using surface acoustic wave devices having four acoustic 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
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
- H03H9/14588—Horizontally-split 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
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/72—Networks using surface acoustic waves
- H03H9/725—Duplexers
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006105330 | 2006-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE540474T1 true ATE540474T1 (de) | 2012-01-15 |
Family
ID=38581057
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT07739893T ATE543254T1 (de) | 2006-04-06 | 2007-03-27 | Duplexer |
| AT10163359T ATE540474T1 (de) | 2006-04-06 | 2007-03-27 | Duplexer |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT07739893T ATE543254T1 (de) | 2006-04-06 | 2007-03-27 | Duplexer |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20090002097A1 (de) |
| EP (2) | EP2219292B1 (de) |
| JP (1) | JP4725647B2 (de) |
| KR (1) | KR100959992B1 (de) |
| CN (2) | CN101411061A (de) |
| AT (2) | ATE543254T1 (de) |
| WO (1) | WO2007116760A1 (de) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4244057B2 (ja) | 2006-08-30 | 2009-03-25 | 富士通メディアデバイス株式会社 | バランスフィルタおよび分波器 |
| KR101035173B1 (ko) * | 2007-11-19 | 2011-05-17 | 다이요 유덴 가부시키가이샤 | 탄성 경계파 디바이스, 및 그것을 이용한 통신기 |
| KR20100130602A (ko) | 2008-03-14 | 2010-12-13 | 파나소닉 주식회사 | 탄성파 필터 및 이를 이용한 듀플렉서 및 전자 기기 |
| JP5153889B2 (ja) * | 2008-11-28 | 2013-02-27 | 京セラ株式会社 | 弾性表面波フィルタおよびデュプレクサ |
| DE112010001174B4 (de) * | 2009-03-10 | 2017-05-18 | Murata Manufacturing Co., Ltd. | Abzweigfilter für elastische Wellen |
| JPWO2010125934A1 (ja) * | 2009-04-30 | 2012-10-25 | 株式会社村田製作所 | 弾性波装置 |
| JP5418091B2 (ja) * | 2009-09-11 | 2014-02-19 | パナソニック株式会社 | 弾性波フィルタ装置及びこれを用いたデュプレクサ及び電子機器 |
| JP2011087282A (ja) * | 2009-09-15 | 2011-04-28 | Murata Mfg Co Ltd | 弾性境界波フィルタ及びそれを備える分波器 |
| JP5442428B2 (ja) * | 2009-12-25 | 2014-03-12 | 京セラ株式会社 | デュプレクサ |
| WO2011077773A1 (ja) | 2009-12-25 | 2011-06-30 | 株式会社村田製作所 | 分波器 |
| JP5340976B2 (ja) * | 2010-02-01 | 2013-11-13 | 太陽誘電株式会社 | デュープレクサ、通信モジュール、通信装置 |
| DE102010011649B4 (de) * | 2010-03-17 | 2019-01-24 | Snaptrack, Inc. | Frontend-Schaltung für ein mobiles Kommunikationsgerät mit verbesserter Impedanzanpassung |
| JP2013168692A (ja) * | 2010-06-04 | 2013-08-29 | Murata Mfg Co Ltd | 弾性波分波器 |
| JP2012010164A (ja) * | 2010-06-25 | 2012-01-12 | Murata Mfg Co Ltd | 弾性波分波器 |
| WO2013118237A1 (ja) * | 2012-02-06 | 2013-08-15 | 太陽誘電株式会社 | フィルタ回路およびモジュール |
| JP5796604B2 (ja) * | 2013-06-13 | 2015-10-21 | 株式会社村田製作所 | 分波装置 |
| KR101743183B1 (ko) | 2013-06-13 | 2017-06-02 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성표면파 필터 장치 및 듀플렉서 |
| JP6432610B2 (ja) * | 2015-01-23 | 2018-12-05 | 株式会社村田製作所 | フィルタ装置 |
| JP6402704B2 (ja) * | 2015-11-19 | 2018-10-10 | 株式会社村田製作所 | 弾性波装置、デュプレクサ及びマルチプレクサ |
| JP6790907B2 (ja) * | 2017-02-23 | 2020-11-25 | 株式会社村田製作所 | マルチプレクサ、送信装置および受信装置 |
| JP6702278B2 (ja) * | 2017-07-05 | 2020-06-03 | 株式会社村田製作所 | マルチプレクサ |
| CN115955212B (zh) * | 2023-03-14 | 2023-06-16 | 阿尔伯达(苏州)科技有限公司 | 一种扩大带宽的saw滤波器 |
Family Cites Families (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6065610A (ja) * | 1983-09-21 | 1985-04-15 | Hitachi Ltd | 弾性表面波２端子共振器 |
| JP3781435B2 (ja) * | 1997-05-08 | 2006-05-31 | 株式会社東芝 | 弾性境界波デバイス及びその製造方法 |
| DE19818038B4 (de) * | 1998-04-22 | 2004-07-22 | Epcos Ag | Dualmode-Oberflächenwellenfilter |
| DE19818826B4 (de) * | 1998-04-27 | 2004-11-04 | Epcos Ag | Oberflächenwellenfilter mit erhöhter Bandbreite |
| US6426583B1 (en) * | 1999-06-14 | 2002-07-30 | Matsushita Electric Industrial Co., Ltd. | Surface acoustic wave element, method for producing the same and surface acoustic wave device using the same |
| 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 |
| JP2001292050A (ja) * | 2000-04-10 | 2001-10-19 | Matsushita Electric Ind Co Ltd | 弾性表面波フィルタ |
| JP3435640B2 (ja) * | 2000-05-22 | 2003-08-11 | 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 |
| 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 |
| 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 |
| JP3520420B2 (ja) * | 2001-04-09 | 2004-04-19 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
| EP1249934B1 (de) * | 2001-04-09 | 2013-07-31 | Murata Manufacturing Co., Ltd. | Akustische Oberflächenwellenanordnung und Kommunikationseinheit |
| 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 |
| JP2003069383A (ja) * | 2001-08-29 | 2003-03-07 | Murata Mfg Co Ltd | 弾性表面波フィルタ |
| 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 |
| 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 |
| JP3846409B2 (ja) * | 2002-02-15 | 2006-11-15 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
| 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 |
| EP1365509B1 (de) * | 2002-05-16 | 2007-05-16 | TDK Corporation | Antennenweiche |
| JP3952907B2 (ja) * | 2002-08-28 | 2007-08-01 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
| JP2004166213A (ja) * | 2002-09-20 | 2004-06-10 | Murata Mfg Co Ltd | 弾性表面波装置、通信装置 |
| JP3918698B2 (ja) * | 2002-09-20 | 2007-05-23 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
| JP3764731B2 (ja) * | 2002-10-18 | 2006-04-12 | 富士通メディアデバイス株式会社 | 多重モード弾性表面波フィルタ及び分波器 |
| JP4222197B2 (ja) * | 2003-02-24 | 2009-02-12 | 株式会社村田製作所 | 弾性表面波フィルタ、通信機 |
| 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 |
| JP3853303B2 (ja) * | 2003-04-28 | 2006-12-06 | 富士通メディアデバイス株式会社 | 分波器 |
| ATE432554T1 (de) * | 2003-09-25 | 2009-06-15 | Murata Manufacturing Co | Akustischer wellenfilter und kommunikationseinheit |
| WO2005099091A1 (ja) * | 2004-04-08 | 2005-10-20 | Murata Manufacturing Co., Ltd. | 弾性境界波フィルタ |
| JP3918102B2 (ja) * | 2004-06-30 | 2007-05-23 | 株式会社村田製作所 | バランス型弾性波フィルタ及び弾性波フィルタ装置 |
| US7446629B2 (en) * | 2004-08-04 | 2008-11-04 | Matsushita Electric Industrial Co., Ltd. | Antenna duplexer, and RF module and communication apparatus using the same |
| CN100512000C (zh) * | 2004-11-04 | 2009-07-08 | 株式会社村田制作所 | 平衡型saw滤波器 |
| US7683735B2 (en) * | 2005-02-16 | 2010-03-23 | Murata Manufacturing Co., Ltd. | Balanced acoustic wave filter |
| JP4569314B2 (ja) * | 2005-02-22 | 2010-10-27 | 株式会社村田製作所 | バランス型弾性波フィルタ装置 |
| JP2006229487A (ja) * | 2005-02-16 | 2006-08-31 | Murata Mfg Co Ltd | バランス型弾性波フィルタ装置 |
| JP4569325B2 (ja) * | 2005-03-04 | 2010-10-27 | 株式会社村田製作所 | バランス型弾性波フィルタ装置 |
| JP4537254B2 (ja) * | 2005-04-28 | 2010-09-01 | 富士通メディアデバイス株式会社 | 弾性表面波フィルタおよび分波器 |
| WO2007040052A1 (ja) * | 2005-10-03 | 2007-04-12 | Murata Manufacturing Co., Ltd. | 弾性波フィルタ装置及びデュプレクサ |
-
2007
- 2007-03-27 CN CNA2007800115323A patent/CN101411061A/zh active Pending
- 2007-03-27 CN CN2010102224102A patent/CN101882920B/zh active Active
- 2007-03-27 KR KR1020087024359A patent/KR100959992B1/ko active IP Right Grant
- 2007-03-27 EP EP10163359A patent/EP2219292B1/de active Active
- 2007-03-27 WO PCT/JP2007/056455 patent/WO2007116760A1/ja active Application Filing
- 2007-03-27 EP EP07739893A patent/EP2015451B1/de active Active
- 2007-03-27 AT AT07739893T patent/ATE543254T1/de active
- 2007-03-27 JP JP2008509785A patent/JP4725647B2/ja active Active
- 2007-03-27 AT AT10163359T patent/ATE540474T1/de active
-
2008
- 2008-09-15 US US12/210,238 patent/US20090002097A1/en not_active Abandoned
-
2010
- 2010-04-13 US US12/758,823 patent/US7902940B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101411061A (zh) | 2009-04-15 |
| EP2015451B1 (de) | 2012-01-25 |
| CN101882920B (zh) | 2012-07-04 |
| EP2015451A4 (de) | 2009-11-04 |
| US20100194495A1 (en) | 2010-08-05 |
| EP2219292B1 (de) | 2012-01-04 |
| KR20080103098A (ko) | 2008-11-26 |
| EP2219292A1 (de) | 2010-08-18 |
| KR100959992B1 (ko) | 2010-05-27 |
| US20090002097A1 (en) | 2009-01-01 |
| ATE543254T1 (de) | 2012-02-15 |
| US7902940B2 (en) | 2011-03-08 |
| EP2015451A1 (de) | 2009-01-14 |
| WO2007116760A1 (ja) | 2007-10-18 |
| JP4725647B2 (ja) | 2011-07-13 |
| CN101882920A (zh) | 2010-11-10 |
| JPWO2007116760A1 (ja) | 2009-08-20 |
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