The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 2023
Filed:
Mar. 09, 2018
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Soitec, Bernin, FR;
Thu Trang Vo, Grenoble, FR;
Jean-Sebastien Moulet, Chambery, FR;
Alexandre Reinhardt, Saint-Martin-d'Heres, FR;
Isabelle Huyet, Crolles, FR;
Alexis Drouin, La Buissiere, FR;
Yann Sinquin, Grenoble, FR;
COMMISSARIAT A L'ENERGIE AT TOMIQUE ET AUX ENERGIES ALTERNATIVES, Paris, FR;
SOITEC, Bernin, FR;
Abstract
The invention relates to a SAW resonator () comprising at least: a substrate (); a layer () of piezoelectric material arranged on the substrate; a first attenuation layer () arranged between the substrate and the layer of piezoelectric material, and/or, when the substrate comprises at least two different layers (), a second attenuation layer () arranged between the two layers of the substrate; and in which the at least one attenuation layer is/are heterogeneous.