SG10202011690WA - Cascaded resonator with different reflector pitch - Google Patents

Cascaded resonator with different reflector pitch

Info

Publication number
SG10202011690WA
SG10202011690WA SG10202011690WA SG10202011690WA SG10202011690WA SG 10202011690W A SG10202011690W A SG 10202011690WA SG 10202011690W A SG10202011690W A SG 10202011690WA SG 10202011690W A SG10202011690W A SG 10202011690WA SG 10202011690W A SG10202011690W A SG 10202011690WA
Authority
SG
Singapore
Prior art keywords
different reflector
reflector pitch
cascaded resonator
cascaded
resonator
Prior art date
Application number
SG10202011690WA
Inventor
Zhang Xiao
Komatsu Tomoya
Wang Yiliu
Original Assignee
Skyworks Solutions Inc
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 Skyworks Solutions Inc filed Critical Skyworks Solutions Inc
Publication of SG10202011690WA publication Critical patent/SG10202011690WA/en

Links

Classifications

    • 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
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02685—Grating lines having particular arrangements
    • 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
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0004—Impedance-matching networks
    • H03H9/0009—Impedance-matching networks using surface acoustic wave devices
    • 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
    • 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
    • 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
    • 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
    • H03H9/6489—Compensation of undesirable effects
    • H03H9/6496—Reducing ripple in transfer characteristic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/70—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
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
SG10202011690WA 2019-11-25 2020-11-24 Cascaded resonator with different reflector pitch SG10202011690WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962940075P 2019-11-25 2019-11-25
US17/093,761 US11881836B2 (en) 2019-11-25 2020-11-10 Cascaded resonator with different reflector pitch

Publications (1)

Publication Number Publication Date
SG10202011690WA true SG10202011690WA (en) 2021-06-29

Family

ID=75974352

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10202011690WA SG10202011690WA (en) 2019-11-25 2020-11-24 Cascaded resonator with different reflector pitch

Country Status (2)

Country Link
US (2) US11881836B2 (en)
SG (1) SG10202011690WA (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11616485B2 (en) 2019-11-08 2023-03-28 Skyworks Solutions, Inc. Out-of-band rejection using saw-based integrated balun and a differential low noise amplifier
US20230009576A1 (en) * 2021-07-06 2023-01-12 Skyworks Solutions, Inc. Surface acoustic wave resonator with modulated pitch
CN113992186A (en) * 2021-10-25 2022-01-28 北京航天微电科技有限公司 Low-frequency small-loss surface acoustic wave filter and electronic equipment

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005244669A (en) * 2004-02-26 2005-09-08 Fujitsu Media Device Kk Surface acoustic wave device
JP5716096B2 (en) * 2012-02-15 2015-05-13 スカイワークス・パナソニック フィルターソリューションズ ジャパン株式会社 Multimode acoustic wave device
JP5844939B2 (en) * 2013-02-27 2016-01-20 京セラ株式会社 Elastic wave device, duplexer and communication module
WO2017170742A1 (en) * 2016-03-31 2017-10-05 京セラ株式会社 Surface acoustic wave element and communication device
JP6556094B2 (en) * 2016-05-11 2019-08-07 太陽誘電株式会社 Filters and multiplexers
JP2018064270A (en) * 2016-10-13 2018-04-19 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． Surface acoustic wave elements with varying electrode finger pitch and connection arrangements
WO2018070273A1 (en) * 2016-10-13 2018-04-19 株式会社村田製作所 Acoustic wave filter device
JP6886331B2 (en) * 2017-04-07 2021-06-16 太陽誘電株式会社 Elastic wave resonators, filters and multiplexers
CN111937305A (en) * 2018-04-11 2020-11-13 京瓷株式会社 Elastic wave element, elastic wave filter, branching filter, and communication device

Also Published As

Publication number Publication date
US20210159878A1 (en) 2021-05-27
US11881836B2 (en) 2024-01-23
US20240162880A1 (en) 2024-05-16

Similar Documents

Publication Publication Date Title
SG10202011690WA (en) Cascaded resonator with different reflector pitch
AU201812631S (en) Lamp
CA197475S (en) Circular light
CA191779S (en) Solar lantern
CA196038S (en) Luminaire
GB2590510B (en) Longitudinal luminaire with alignment features
CA184427S (en) Luminaire structure
PL3534059T3 (en) Luminaire
SG11202112687PA (en) Rf components with chemically resistant surfaces
GB2588851B (en) A case with a corner-protection structure
CA195877S (en) Luminaire
CA195206S (en) Downlight reflector
GB202017404D0 (en) Lighting arrangement
CA191194S (en) Luminaire
GB2574138B (en) High bay Luminaire
GB2575133B8 (en) Luminaire with moveable optical element
GB201802202D0 (en) Lighting units
PL3690381T3 (en) Firearm with repeating function
CA186906S (en) Bulb
HU5115U (en) Reflector
GB2590433B (en) Luminaire
EP3827308C0 (en) Tunable lenses with enhanced performance features
CA191195S (en) Luminaire
GB201913298D0 (en) Cascaded hybrid-bridge converter
GB201913300D0 (en) Cascaded hybrid-bridge converter