KR101986022B1 - 멀티플렉서 - Google Patents

멀티플렉서 Download PDF

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Publication number
KR101986022B1
KR101986022B1 KR1020170144547A KR20170144547A KR101986022B1 KR 101986022 B1 KR101986022 B1 KR 101986022B1 KR 1020170144547 A KR1020170144547 A KR 1020170144547A KR 20170144547 A KR20170144547 A KR 20170144547A KR 101986022 B1 KR101986022 B1 KR 101986022B1
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South Korea
Prior art keywords
filter
terminal
circuit
node
frequency band
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English (en)
Korean (ko)
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KR20180050229A (ko
Inventor
도시아끼 다까따
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가부시키가이샤 무라타 세이사쿠쇼
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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
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H03H9/44—Frequency dependent delay lines, e.g. dispersive delay lines
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/25—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 elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6406—Filters characterised by a particular frequency characteristic
    • 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
    • H03H9/644—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
    • H03H9/6476—Coupled resonator filters having two acoustic tracks being electrically coupled via two connecting electrodes the tracks being electrically parallel
    • 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
    • H03H9/6479—Capacitively coupled SAW resonator filters
    • 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
    • H03H9/6483—Ladder SAW filters
    • 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
    • H03H9/6489—Compensation of undesirable effects

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transceivers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
KR1020170144547A 2016-11-04 2017-11-01 멀티플렉서 Active KR101986022B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2016-216201 2016-11-04
JP2016216201A JP6589824B2 (ja) 2016-11-04 2016-11-04 マルチプレクサ

Publications (2)

Publication Number Publication Date
KR20180050229A KR20180050229A (ko) 2018-05-14
KR101986022B1 true KR101986022B1 (ko) 2019-06-04

Family

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Family Applications (1)

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KR1020170144547A Active KR101986022B1 (ko) 2016-11-04 2017-11-01 멀티플렉서

Country Status (5)

Country Link
US (1) US10361679B2 (enExample)
JP (1) JP6589824B2 (enExample)
KR (1) KR101986022B1 (enExample)
CN (1) CN108023570B (enExample)
DE (1) DE102017125774B4 (enExample)

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SG10201902753RA (en) 2018-04-12 2019-11-28 Skyworks Solutions Inc Filter Including Two Types Of Acoustic Wave Resonators
CN112106303B (zh) * 2018-06-06 2022-06-07 株式会社村田制作所 多工器
WO2019244938A1 (ja) * 2018-06-21 2019-12-26 株式会社村田製作所 フィルタおよびマルチプレクサ
CN108803096B (zh) * 2018-06-27 2020-06-26 成都天马微电子有限公司 一种液晶移相单元及其制作方法、液晶移相器及天线
JP7099532B2 (ja) * 2018-09-13 2022-07-12 株式会社村田製作所 マルチプレクサならびにそれを用いた高周波フロントエンド回路および通信装置
JP6939763B2 (ja) * 2018-12-25 2021-09-22 株式会社村田製作所 マルチプレクサ、高周波フロントエンド回路、および通信装置
JP6889413B2 (ja) * 2018-12-25 2021-06-18 株式会社村田製作所 マルチプレクサ、高周波フロントエンド回路、および通信装置
WO2020138290A1 (ja) * 2018-12-28 2020-07-02 株式会社村田製作所 フィルタ装置およびマルチプレクサ
JP7421541B2 (ja) * 2019-02-26 2024-01-24 京セラ株式会社 フィルタおよびマルチフィルタ
WO2020184641A1 (ja) * 2019-03-13 2020-09-17 株式会社村田製作所 弾性波フィルタ装置およびマルチプレクサ
CN111943128B (zh) * 2019-05-15 2025-12-05 研能科技股份有限公司 微机电流体装置的控制电路
DE102019119239B4 (de) * 2019-07-16 2025-12-24 Rf360 Singapore Pte. Ltd. Multiplexer
JP7136026B2 (ja) * 2019-07-16 2022-09-13 株式会社村田製作所 マルチプレクサ
JP7377450B2 (ja) * 2019-07-29 2023-11-10 株式会社村田製作所 フィルタ回路及び複合フィルタ装置
JP2021027369A (ja) * 2019-07-31 2021-02-22 株式会社村田製作所 フィルタ装置
JP7415261B2 (ja) * 2019-09-18 2024-01-17 株式会社村田製作所 フィルタ装置
CN114982130A (zh) 2020-01-20 2022-08-30 株式会社村田制作所 滤波器装置、多工器、高频前端电路以及通信装置
CN116134730A (zh) * 2020-09-17 2023-05-16 株式会社村田制作所 弹性波滤波器
CN112187213B (zh) * 2020-09-29 2021-06-01 诺思(天津)微系统有限责任公司 双工器设计方法和双工器、多工器、通信设备
WO2022107681A1 (ja) * 2020-11-17 2022-05-27 株式会社村田製作所 フィルタおよびマルチプレクサ
WO2022181578A1 (ja) * 2021-02-24 2022-09-01 株式会社村田製作所 弾性波フィルタ
CN117917006A (zh) * 2021-09-06 2024-04-19 株式会社村田制作所 高频滤波器和多工器
JP2024042195A (ja) 2022-09-15 2024-03-28 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

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JP2013118611A (ja) * 2011-11-04 2013-06-13 Taiyo Yuden Co Ltd 分波器、フィルタ及び通信モジュール
WO2016104598A1 (ja) * 2014-12-26 2016-06-30 京セラ株式会社 弾性波装置

Also Published As

Publication number Publication date
CN108023570A (zh) 2018-05-11
JP2018074539A (ja) 2018-05-10
CN108023570B (zh) 2021-01-08
KR20180050229A (ko) 2018-05-14
JP6589824B2 (ja) 2019-10-16
US20180131349A1 (en) 2018-05-10
US10361679B2 (en) 2019-07-23
DE102017125774A1 (de) 2018-05-09
DE102017125774B4 (de) 2021-05-06

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