JP6465441B2 - マルチプレクサ - Google Patents

マルチプレクサ Download PDF

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Publication number
JP6465441B2
JP6465441B2 JP2016150384A JP2016150384A JP6465441B2 JP 6465441 B2 JP6465441 B2 JP 6465441B2 JP 2016150384 A JP2016150384 A JP 2016150384A JP 2016150384 A JP2016150384 A JP 2016150384A JP 6465441 B2 JP6465441 B2 JP 6465441B2
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JP
Japan
Prior art keywords
resonators
region
resonator
filter
parallel
Prior art date
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JP2016150384A
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English (en)
Japanese (ja)
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JP2018019363A (ja
JP2018019363A5 (enExample
Inventor
秀太郎 中澤
秀太郎 中澤
匡郁 岩城
匡郁 岩城
松田　隆志
隆志 松田
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.)
Taiyo Yuden Co Ltd
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Taiyo Yuden Co Ltd
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 Taiyo Yuden Co Ltd filed Critical Taiyo Yuden Co Ltd
Priority to JP2016150384A priority Critical patent/JP6465441B2/ja
Priority to US15/634,893 priority patent/US10483944B2/en
Publication of JP2018019363A publication Critical patent/JP2018019363A/ja
Publication of JP2018019363A5 publication Critical patent/JP2018019363A5/ja
Application granted granted Critical
Publication of JP6465441B2 publication Critical patent/JP6465441B2/ja
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    • 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
    • H03H9/725—Duplexers
    • 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
    • H03H9/14538—Formation
    • H03H9/14541—Multilayer finger or busbar electrode
    • 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
    • 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
    • H03H9/1457—Transducers having different finger widths
    • 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

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP2016150384A 2016-07-29 2016-07-29 マルチプレクサ Active JP6465441B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2016150384A JP6465441B2 (ja) 2016-07-29 2016-07-29 マルチプレクサ
US15/634,893 US10483944B2 (en) 2016-07-29 2017-06-27 Multiplexer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016150384A JP6465441B2 (ja) 2016-07-29 2016-07-29 マルチプレクサ

Publications (3)

Publication Number Publication Date
JP2018019363A JP2018019363A (ja) 2018-02-01
JP2018019363A5 JP2018019363A5 (enExample) 2018-03-22
JP6465441B2 true JP6465441B2 (ja) 2019-02-06

Family

ID=61010576

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016150384A Active JP6465441B2 (ja) 2016-07-29 2016-07-29 マルチプレクサ

Country Status (2)

Country Link
US (1) US10483944B2 (enExample)
JP (1) JP6465441B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7530148B2 (ja) * 2019-01-30 2024-08-07 太陽誘電株式会社 フィルタおよびマルチプレクサ
JP7352855B2 (ja) * 2019-08-21 2023-09-29 株式会社村田製作所 分波器
JP7334786B2 (ja) * 2019-09-27 2023-08-29 株式会社村田製作所 弾性波フィルタ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4011035B2 (ja) * 2004-03-31 2007-11-21 Ｔｄｋ株式会社 弾性表面波フィルタおよびデュプレクサ
US7939989B2 (en) * 2009-09-22 2011-05-10 Triquint Semiconductor, Inc. Piston mode acoustic wave device and method providing a high coupling factor
DE102010005596B4 (de) * 2010-01-25 2015-11-05 Epcos Ag Elektroakustischer Wandler mit verringerten Verlusten durch transversale Emission und verbesserter Performance durch Unterdrückung transversaler Moden
WO2015007319A1 (en) 2013-07-18 2015-01-22 Epcos Ag Electroacoustic transducer with improved suppression of unwanted modes
US9647635B2 (en) * 2014-04-08 2017-05-09 Skyworks Filter Solutions Japan Co., Ltd. Elastic wave resonators, and elastic wave filters, antenna duplexers, modules and communication devices using same
DE112015005349B4 (de) * 2014-11-28 2023-05-04 Murata Manufacturing Co., Ltd. Vorrichtung für elastische Wellen
US10355668B2 (en) * 2015-01-20 2019-07-16 Taiyo Yuden Co., Ltd. Acoustic wave device
JP6494447B2 (ja) * 2015-01-20 2019-04-03 太陽誘電株式会社 弾性波デバイス

Also Published As

Publication number Publication date
US10483944B2 (en) 2019-11-19
JP2018019363A (ja) 2018-02-01
US20180034443A1 (en) 2018-02-01

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