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Years Active: 2013
Title: The Innovations of Roger Petit
Introduction
Roger Petit is an accomplished inventor based in Guichen, France. He has made significant contributions to the field of acoustic wave devices, particularly through his innovative patent. His work focuses on transducers capable of operating at very high frequencies, which has important applications in various technological fields.
Latest Patents
Roger Petit's notable patent is an interface acoustic wave device. This invention relates to acoustic wave devices and specifically addresses transducers that can function at frequencies ranging from a few hundred MHz to several gigahertz. The patent describes an interface acoustic wave device that includes at least two substrates and a layer of ferroelectric material. This layer is situated between a first electrode and a second electrode, featuring first positive-polarization domains and second negative-polarization domains that are alternated. The assembly of the first electrode, the layer of ferroelectric material, and the second electrode is contained between a first substrate and a second substrate. This innovative design enhances the performance of acoustic wave devices.
Career Highlights
Throughout his career, Roger Petit has worked with esteemed organizations such as the French State represented by the General Delegate for Armament and the National Center for Scientific Research (Centre National De La Recherche Scientifique). His experience in these institutions has allowed him to develop and refine his inventions, contributing to advancements in technology.
Collaborations
Roger Petit has collaborated with notable colleagues, including Sylvain Ballandras and Emilie Courjon. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Roger Petit is a distinguished inventor whose work in acoustic wave devices has paved the way for advancements in high-frequency transducer technology. His contributions continue to influence the field and inspire future innovations.