DE102014118000A1 - Anordnung mit einem DMS Filter und steiler rechter Flanke - Google Patents

Anordnung mit einem DMS Filter und steiler rechter Flanke Download PDF

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Publication number
DE102014118000A1
DE102014118000A1 DE102014118000.3A DE102014118000A DE102014118000A1 DE 102014118000 A1 DE102014118000 A1 DE 102014118000A1 DE 102014118000 A DE102014118000 A DE 102014118000A DE 102014118000 A1 DE102014118000 A1 DE 102014118000A1
Authority
DE
Germany
Prior art keywords
transducers
filter
arrangement
arrangement according
parallel
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.)
Withdrawn
Application number
DE102014118000.3A
Other languages
German (de)
English (en)
Inventor
Andreas Bergmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SnapTrack Inc
Original Assignee
Epcos AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Epcos AG filed Critical Epcos AG
Priority to DE102014118000.3A priority Critical patent/DE102014118000A1/de
Priority to JP2017529781A priority patent/JP2018501714A/ja
Priority to US15/531,262 priority patent/US10340884B2/en
Priority to CN201580063012.1A priority patent/CN107005218B/zh
Priority to EP15780896.5A priority patent/EP3228006B1/de
Priority to PCT/EP2015/073903 priority patent/WO2016087106A1/de
Publication of DE102014118000A1 publication Critical patent/DE102014118000A1/de
Withdrawn legal-status Critical Current

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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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14597—Matching SAW transducers to external electrical circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/0023—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output
    • H03H9/0028—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output using surface acoustic wave devices
    • H03H9/0033—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output using surface acoustic wave devices having one acoustic track only
    • H03H9/0038—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output 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 elements; 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
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
    • H03H9/14514—Broad band transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—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 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
    • H03H9/6436—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 elements; 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

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)
DE102014118000.3A 2014-12-05 2014-12-05 Anordnung mit einem DMS Filter und steiler rechter Flanke Withdrawn DE102014118000A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE102014118000.3A DE102014118000A1 (de) 2014-12-05 2014-12-05 Anordnung mit einem DMS Filter und steiler rechter Flanke
JP2017529781A JP2018501714A (ja) 2014-12-05 2015-10-15 Ｄｍｓフィルタ及び急峻な右側エッジを備える配列
US15/531,262 US10340884B2 (en) 2014-12-05 2015-10-15 Arrangement comprising a DMS filter and a steep right edge
CN201580063012.1A CN107005218B (zh) 2014-12-05 2015-10-15 具有dms滤波器以及陡峭右带边的装置
EP15780896.5A EP3228006B1 (de) 2014-12-05 2015-10-15 Anordnung mit einem dms filter und steiler rechter flanke
PCT/EP2015/073903 WO2016087106A1 (de) 2014-12-05 2015-10-15 Anordnung mit einem dms filter und steiler rechter flanke

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014118000.3A DE102014118000A1 (de) 2014-12-05 2014-12-05 Anordnung mit einem DMS Filter und steiler rechter Flanke

Publications (1)

Publication Number Publication Date
DE102014118000A1 true DE102014118000A1 (de) 2016-06-09

Family

ID=54324996

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014118000.3A Withdrawn DE102014118000A1 (de) 2014-12-05 2014-12-05 Anordnung mit einem DMS Filter und steiler rechter Flanke

Country Status (6)

Country Link
US (1) US10340884B2 (https=)
EP (1) EP3228006B1 (https=)
JP (1) JP2018501714A (https=)
CN (1) CN107005218B (https=)
DE (1) DE102014118000A1 (https=)
WO (1) WO2016087106A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6637846B2 (ja) * 2016-06-23 2020-01-29 東京エレクトロン株式会社 フィルタを設計する方法
JP7057636B2 (ja) * 2017-08-16 2022-04-20 株式会社村田製作所 マルチプレクサ
JP7188406B2 (ja) * 2020-03-06 2022-12-13 株式会社村田製作所 弾性波フィルタ装置およびそれを用いたマルチプレクサ
CN112134541B (zh) * 2020-09-24 2024-06-04 成都频岢微电子有限公司 一种新型宽带声表滤波器
CN112702040B (zh) * 2021-02-09 2024-03-12 中电科技集团重庆声光电有限公司 单晶薄膜声表面波滤波器及降低基带提高带外抑制的方法
CN118074666A (zh) * 2024-02-22 2024-05-24 杭州树芯电子科技有限公司 一种高陡降高带外抑制体声波滤波器电路结构

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10304470A1 (de) * 2003-02-04 2004-08-05 Epcos Ag Mit akustischen Oberflächenwellen arbeitendes elektronisches Bauelement
DE102005032058A1 (de) * 2005-07-08 2007-01-18 Epcos Ag HF-Filter mit verbesserter Gegenbandunterdrückung

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US4890369A (en) * 1988-10-28 1990-01-02 United Technologies Corporation Method of manufacturing saw devices
JP3302477B2 (ja) * 1993-12-20 2002-07-15 キンセキ株式会社 弾性表面波フィルタ
JPH08265087A (ja) * 1995-03-22 1996-10-11 Mitsubishi Electric Corp 弾性表面波フィルタ
JP3039341B2 (ja) * 1995-11-22 2000-05-08 日本電気株式会社 ３電極縦モード共振器型弾性表面波フィルタ
DE19638455A1 (de) * 1996-09-19 1998-04-02 Siemens Matsushita Components Twin-Dualmode-Filter
JP3371849B2 (ja) * 1999-04-28 2003-01-27 株式会社村田製作所 Ｓａｗ共振子、複合ｓａｗフィルタ及びｓａｗフィルタ
JP2003032080A (ja) * 2001-07-18 2003-01-31 Toyo Commun Equip Co Ltd Ｓａｗ共振子及びラダー型ｓａｗフィルタ
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
JP3963862B2 (ja) * 2003-05-20 2007-08-22 富士通メディアデバイス株式会社 弾性表面波フィルタ及びそれを有する分波器
NZ546461A (en) * 2003-10-08 2008-06-30 Rf Saw Components Inc A single phase unidirectional surface acoustic wave transducer and improved reflectors
JP2005244669A (ja) * 2004-02-26 2005-09-08 Fujitsu Media Device Kk 弾性表面波装置
JP4607572B2 (ja) * 2004-12-24 2011-01-05 日本電波工業株式会社 弾性表面波フィルタ
JP2006295434A (ja) * 2005-04-08 2006-10-26 Epson Toyocom Corp 弾性表面波フィルタ
JP4411539B2 (ja) * 2005-08-25 2010-02-10 セイコーエプソン株式会社 Ｓａｗ共振子
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
DE102007010040B4 (de) * 2007-03-01 2014-08-07 Epcos Ag Mit Oberflächenwellen arbeitendes DMS-Filter
JP5045760B2 (ja) * 2007-10-01 2012-10-10 株式会社村田製作所 弾性波フィルタ装置
WO2010052914A1 (ja) * 2008-11-10 2010-05-14 パナソニック株式会社 弾性波素子と、これを用いた電子機器
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US8723620B2 (en) * 2009-04-23 2014-05-13 Panasonic Corporation Antenna sharer with a ladder filter
WO2011108289A1 (ja) * 2010-03-01 2011-09-09 株式会社村田製作所 弾性波フィルタ装置
DE102010021164B4 (de) * 2010-05-21 2019-02-21 Snaptrack, Inc. Balanced/Unbalanced arbeitendes SAW Filter
DE102010048965B4 (de) * 2010-10-20 2015-01-22 Epcos Ag Bandsperrfilter mit einer Serienverschaltung von zumindest zwei pi-Gliedern
EP2680285A4 (en) * 2011-02-25 2017-09-13 Murata Manufacturing Co., Ltd. Variable capacitance element and tunable filter
US9828296B2 (en) * 2011-07-13 2017-11-28 Ngk Spark Plug Co., Ltd. Lead-free piezoelectric ceramic composition, method for producing same, piezoelectric element using lead-free piezoelectric ceramic composition, ultrasonic processing machine, ultrasonic drive device, and sensing device
CN103718458B (zh) * 2011-08-08 2017-01-25 株式会社村田制作所 弹性波装置
FR2982098B1 (fr) * 2011-10-28 2014-06-13 Commissariat Energie Atomique Dispositif de puissance a ondes acoustiques
US8923794B2 (en) * 2011-11-02 2014-12-30 Triquint Semiconductor, Inc. Temperature compensation of acoustic resonators in the electrical domain
JP5673897B2 (ja) * 2012-08-02 2015-02-18 株式会社村田製作所 弾性波装置及び分波装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10304470A1 (de) * 2003-02-04 2004-08-05 Epcos Ag Mit akustischen Oberflächenwellen arbeitendes elektronisches Bauelement
DE102005032058A1 (de) * 2005-07-08 2007-01-18 Epcos Ag HF-Filter mit verbesserter Gegenbandunterdrückung

Also Published As

Publication number Publication date
WO2016087106A1 (de) 2016-06-09
JP2018501714A (ja) 2018-01-18
US20170331453A1 (en) 2017-11-16
US10340884B2 (en) 2019-07-02
EP3228006A1 (de) 2017-10-11
EP3228006B1 (de) 2021-09-22
CN107005218A (zh) 2017-08-01
CN107005218B (zh) 2021-06-25

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R012 Request for examination validly filed
R016 Response to examination communication
R081 Change of applicant/patentee

Owner name: SNAPTRACK, INC., SAN DIEGO, US

Free format text: FORMER OWNER: EPCOS AG, 81669 MUENCHEN, DE

R082 Change of representative

Representative=s name: BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANW, DE

R016 Response to examination communication
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee