JP6589824B2 - マルチプレクサ - Google Patents

マルチプレクサ Download PDF

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Publication number
JP6589824B2
JP6589824B2 JP2016216201A JP2016216201A JP6589824B2 JP 6589824 B2 JP6589824 B2 JP 6589824B2 JP 2016216201 A JP2016216201 A JP 2016216201A JP 2016216201 A JP2016216201 A JP 2016216201A JP 6589824 B2 JP6589824 B2 JP 6589824B2
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JP
Japan
Prior art keywords
filter
circuit
terminal
frequency band
resonator
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.)
Active
Application number
JP2016216201A
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English (en)
Japanese (ja)
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JP2018074539A (ja
JP2018074539A5 (enExample
Inventor
高田　俊明
俊明 高田
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority to JP2016216201A priority Critical patent/JP6589824B2/ja
Priority to US15/788,836 priority patent/US10361679B2/en
Priority to KR1020170144547A priority patent/KR101986022B1/ko
Priority to CN201711060760.1A priority patent/CN108023570B/zh
Priority to DE102017125774.8A priority patent/DE102017125774B4/de
Publication of JP2018074539A publication Critical patent/JP2018074539A/ja
Publication of JP2018074539A5 publication Critical patent/JP2018074539A5/ja
Application granted granted Critical
Publication of JP6589824B2 publication Critical patent/JP6589824B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H03H9/30—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
    • H03H9/15—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
    • H03H9/70—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
    • H03H9/25—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

Landscapes

  • 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)
JP2016216201A 2016-11-04 2016-11-04 マルチプレクサ Active JP6589824B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2016216201A JP6589824B2 (ja) 2016-11-04 2016-11-04 マルチプレクサ
US15/788,836 US10361679B2 (en) 2016-11-04 2017-10-20 Multiplexer
KR1020170144547A KR101986022B1 (ko) 2016-11-04 2017-11-01 멀티플렉서
CN201711060760.1A CN108023570B (zh) 2016-11-04 2017-11-01 多工器
DE102017125774.8A DE102017125774B4 (de) 2016-11-04 2017-11-03 Multiplexer

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2018074539A JP2018074539A (ja) 2018-05-10
JP2018074539A5 JP2018074539A5 (enExample) 2018-09-20
JP6589824B2 true JP6589824B2 (ja) 2019-10-16

Family

ID=62003018

Family Applications (1)

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

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
WO2019235276A1 (ja) * 2018-06-06 2019-12-12 株式会社村田製作所 マルチプレクサ
JP6852837B2 (ja) * 2018-06-21 2021-03-31 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
WO2020054284A1 (ja) * 2018-09-13 2020-03-19 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
JP6822613B2 (ja) * 2018-12-28 2021-01-27 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
CN113474996B (zh) * 2019-02-26 2024-10-22 京瓷株式会社 滤波器和多滤波器
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
JP7136026B2 (ja) 2019-07-16 2022-09-13 株式会社村田製作所 マルチプレクサ
DE102019119239A1 (de) 2019-07-16 2021-01-21 RF360 Europe GmbH Multiplexer
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
WO2022059643A1 (ja) 2020-09-17 2022-03-24 株式会社村田製作所 弾性波フィルタ
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
KR102825977B1 (ko) * 2020-11-17 2025-06-26 가부시키가이샤 무라타 세이사쿠쇼 필터 및 멀티플렉서
WO2022181578A1 (ja) * 2021-02-24 2022-09-01 株式会社村田製作所 弾性波フィルタ
WO2023032942A1 (ja) * 2021-09-06 2023-03-09 株式会社村田製作所 高周波フィルタおよびマルチプレクサ
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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JP7057636B2 (ja) * 2017-08-16 2022-04-20 株式会社村田製作所 マルチプレクサ

Also Published As

Publication number Publication date
KR20180050229A (ko) 2018-05-14
DE102017125774A1 (de) 2018-05-09
JP2018074539A (ja) 2018-05-10
CN108023570B (zh) 2021-01-08
KR101986022B1 (ko) 2019-06-04
US20180131349A1 (en) 2018-05-10
CN108023570A (zh) 2018-05-11
US10361679B2 (en) 2019-07-23
DE102017125774B4 (de) 2021-05-06

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