Gwenn Ulliac

Title: **Innovations of Gwenn Ulliac: Pioneering Advances in Wave Resonators and Transducers**

Introduction

Gwenn Ulliac is an accomplished inventor based in Besancon, France. He holds two patents that showcase his expertise in the field of piezoelectric resonators and transducers. Through his innovative work, he has significantly contributed to the advancement of electro-acoustic technology.

Latest Patents

Gwenn Ulliac's latest patents include groundbreaking designs in bulk wave piezoelectric resonators. His first patent, titled "Volume wave resonators on micromachined vertical structures," describes a resonator that operates at a predetermined frequency. It comprises a substrate block and a resonant plate made of specific piezoelectric materials, configured to efficiently trap bulk waves.

The second patent, "Electro-acoustic transducer with periodic ferroelectric polarization produced on a micromachined vertical structure," details a piezoelectric and ferroelectric bulk wave transducer. This invention includes a substrate block and a transduction plate with alternating ferroelectric domains. The design enables efficient bulk wave generation and trapping, enhancing the performance of acoustic devices.

Career Highlights

Ulliac has worked with prestigious organizations, including the Centre National de la Recherche Scientifique (CNRS) and the Université de Franche-Comté. His tenure in these establishments has allowed him to focus on cutting-edge research and development in electro-acoustic systems, laying the groundwork for innovative engineering solutions.

Collaborations

Throughout his career, Gwenn has collaborated with notable colleagues in his field, including Sylvain Ballandras and Blandine Edouard-Guichardaz. These partnerships have been instrumental in fostering a productive environment for knowledge exchange and technical advancement, enabling the successful realization of complex projects in wave technology.

Conclusion

Gwenn Ulliac's contributions to the fields of piezoelectric resonators and transducers reflect his innovative spirit and dedication to advancing technology. Through his patents and collaborative efforts, he continues to impact the industry positively, paving the way for future developments in electro-acoustic engineering.