JPWO2021006056A1 - - Google Patents
Info
- Publication number
- JPWO2021006056A1 JPWO2021006056A1 JP2021530594A JP2021530594A JPWO2021006056A1 JP WO2021006056 A1 JPWO2021006056 A1 JP WO2021006056A1 JP 2021530594 A JP2021530594 A JP 2021530594A JP 2021530594 A JP2021530594 A JP 2021530594A JP WO2021006056 A1 JPWO2021006056 A1 JP WO2021006056A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
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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 devices; Electromechanical resonators
- H03H9/25—Constructional features of resonators using surface acoustic waves
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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 devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/56—Monolithic crystal filters
- H03H9/566—Electric coupling means therefor
- H03H9/568—Electric coupling means therefor consisting of a ladder configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
-
- 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
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
- H03H9/02551—Characteristics of substrate, e.g. cutting angles of quartz substrates
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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 devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
- H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
-
- 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
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
- H03H9/02574—Characteristics of substrate, e.g. cutting angles of combined substrates, multilayered substrates, piezoelectrical layers on not-piezoelectrical substrate
-
- 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
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02834—Means for compensation or elimination of undesirable effects of temperature influence
-
- 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
- H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
-
- 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
- H03H9/14538—Formation
-
- 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
- H03H9/14538—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 devices; 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 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
- H03H9/46—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
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
- H03F2203/7209—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched from a first band to a second band
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Crystallography & Structural Chemistry (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019126541 | 2019-07-05 | ||
JP2019126541 | 2019-07-05 | ||
PCT/JP2020/025014 WO2021006056A1 (ja) | 2019-07-05 | 2020-06-25 | 弾性波装置、高周波フロントエンド回路及び通信装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2021006056A1 true JPWO2021006056A1 (ja) | 2021-01-14 |
JPWO2021006056A5 JPWO2021006056A5 (ja) | 2022-03-17 |
JP7510417B2 JP7510417B2 (ja) | 2024-07-03 |
Family
ID=74115170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021530594A Active JP7510417B2 (ja) | 2019-07-05 | 2020-06-25 | 弾性波装置、高周波フロントエンド回路及び通信装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220123731A1 (ja) |
JP (1) | JP7510417B2 (ja) |
KR (1) | KR20220011693A (ja) |
CN (1) | CN113924727A (ja) |
WO (1) | WO2021006056A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020081573A2 (en) * | 2018-10-16 | 2020-04-23 | Tohoku University | Acoustic wave devices |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015012005A1 (ja) * | 2013-07-25 | 2015-01-29 | 日本碍子株式会社 | 複合基板及びその製法 |
US20170222622A1 (en) * | 2016-01-28 | 2017-08-03 | Triquint Semiconductor, Inc. | Surface acoustic wave device having a piezoelectric layer on a quartz substrate and methods of manufacturing thereof |
WO2018043610A1 (ja) * | 2016-09-02 | 2018-03-08 | 株式会社村田製作所 | 弾性波フィルタ装置、高周波フロントエンド回路及び通信装置 |
WO2018070369A1 (ja) * | 2016-10-11 | 2018-04-19 | 京セラ株式会社 | 弾性波装置 |
WO2018097016A1 (ja) * | 2016-11-25 | 2018-05-31 | 国立大学法人東北大学 | 弾性波デバイス |
JP2019036963A (ja) * | 2017-08-18 | 2019-03-07 | スカイワークス ソリューションズ, インコーポレイテッドSkyworks Solutions, Inc. | キャリアアグリゲーションシステム用の弾性表面波デバイスを備えたフィルタ |
JP2019080313A (ja) * | 2017-10-23 | 2019-05-23 | コーボ ユーエス,インコーポレイティド | 誘導sawデバイスのための水晶方位 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10924085B2 (en) | 2016-10-17 | 2021-02-16 | Qorvo Us, Inc. | Guided acoustic wave device |
-
2020
- 2020-06-25 JP JP2021530594A patent/JP7510417B2/ja active Active
- 2020-06-25 CN CN202080042315.6A patent/CN113924727A/zh active Pending
- 2020-06-25 WO PCT/JP2020/025014 patent/WO2021006056A1/ja active Application Filing
- 2020-06-25 KR KR1020217041791A patent/KR20220011693A/ko not_active Application Discontinuation
-
2022
- 2022-01-04 US US17/567,917 patent/US20220123731A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015012005A1 (ja) * | 2013-07-25 | 2015-01-29 | 日本碍子株式会社 | 複合基板及びその製法 |
US20170222622A1 (en) * | 2016-01-28 | 2017-08-03 | Triquint Semiconductor, Inc. | Surface acoustic wave device having a piezoelectric layer on a quartz substrate and methods of manufacturing thereof |
WO2018043610A1 (ja) * | 2016-09-02 | 2018-03-08 | 株式会社村田製作所 | 弾性波フィルタ装置、高周波フロントエンド回路及び通信装置 |
WO2018070369A1 (ja) * | 2016-10-11 | 2018-04-19 | 京セラ株式会社 | 弾性波装置 |
WO2018097016A1 (ja) * | 2016-11-25 | 2018-05-31 | 国立大学法人東北大学 | 弾性波デバイス |
JP2019036963A (ja) * | 2017-08-18 | 2019-03-07 | スカイワークス ソリューションズ, インコーポレイテッドSkyworks Solutions, Inc. | キャリアアグリゲーションシステム用の弾性表面波デバイスを備えたフィルタ |
JP2019080313A (ja) * | 2017-10-23 | 2019-05-23 | コーボ ユーエス,インコーポレイティド | 誘導sawデバイスのための水晶方位 |
Also Published As
Publication number | Publication date |
---|---|
KR20220011693A (ko) | 2022-01-28 |
JP7510417B2 (ja) | 2024-07-03 |
CN113924727A (zh) | 2022-01-11 |
US20220123731A1 (en) | 2022-04-21 |
WO2021006056A1 (ja) | 2021-01-14 |
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