WO2025146559 - BULK ACOUSTIC WAVE RESONATOR WITH BRAGG GRATING EMBEDDED IN ELECTRODE
National phase entry is expected:
Publication Number
WO/2025/146559
Publication Date
10.07.2025
International Application No.
PCT/IB2024/000702
International Filing Date
17.12.2024
Title **
[English]
BULK ACOUSTIC WAVE RESONATOR WITH BRAGG GRATING EMBEDDED IN ELECTRODE
[French]
RÉSONATEUR À ONDES ACOUSTIQUES DE VOLUME AVEC RÉSEAU DE BRAGG INTÉGRÉ DANS ÉLECTRODE
Applicants **
SKYWORKS GLOBAL PTE. LTD.
Inventors
ABBOTT, Benjamin, Paul
SHIRAKAWA, Alexandre, Augusto
FELD, David, Albert
BADER, Stefan
SHIN, Kwang, Jae
Priority Data
63/617,124
03.01.2024
US
Application details
| Total Number of Claims/PCT | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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International Searching Authority |
MOIP
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
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| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| Translation |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2741 | |
| EPO | Filing, Examination, Granting | 22381 | |
| Japan | Filing, Examination, Granting | 2811 | |
| South Korea | Filing, Examination, Granting | 2522 | |
| USA | Filing, Examination, Granting | 7940 |
Total:
38,395
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Abstract[English]
Aspects and embodiments disclosed herein include a bulk acoustic wave resonator comprising a layer of piezoelectric material and one of a top electrode disposed on top of the layer of piezoelectric material or a bottom electrode disposed on a bottom of the layer of piezoelectric material, the one of the top electrode or the bottom electrode including a Bragg pair having alternating layers of a first metal and a second metal.[French]
Des aspects et des modes de réalisation présentement divulgués comprennent un résonateur à ondes acoustiques de volume comprenant une couche de matériau piézoélectrique et l'une d'une électrode supérieure située au-dessus de la couche de matériau piézoélectrique ou d'une électrode inférieure située sur un fond de la couche de matériau piézoélectrique, l'électrode supérieure ou l'électrode inférieure comprenant une paire de Bragg ayant des couches alternées d'un premier métal et d'un second métal.