Thierry Barge

Title: Thierry Barge: Innovator in Piezoelectric Technology

Introduction

Thierry Barge, based in Grenoble, France, is a prominent inventor with an impressive portfolio comprising 24 patents. His innovative work primarily revolves around advancements in piezoelectric technology, contributing significantly to the fields of surface acoustic wave devices and other related applications.

Latest Patents

Among Thierry Barge's latest patents is a groundbreaking method for transferring a piezoelectric layer onto a support substrate. This method involves providing a donor substrate that includes a heterostructure made up of a piezoelectric substrate bonded to a handling substrate. A polymerized adhesive layer is present at the interface, and a weakened zone is formed in the piezoelectric substrate to delineate the layer to be transferred. The process also includes creating a dielectric layer on the main face of the support substrate before bonding, followed by fracturing the donor substrate at controlled temperatures.

Another noteworthy patent from Barge is focused on a substrate designed for temperature-compensated surface acoustic wave devices or volume acoustic wave devices. This substrate features a piezoelectric layer on a support substrate, which incorporates a semiconductor layer positioned on a stiffening substrate that has thermal expansion qualities more compatible with those of the piezoelectric layer compared to silicon.

Career Highlights

Thierry Barge has made significant contributions to the industry through his roles at companies like Soitec and S.O.I.TEC Silicon on Insulator Technologies. His work at these institutions has been instrumental in the development of cutting-edge semiconductor technologies that leverage piezoelectric mechanisms for improved device performance.

Collaborations

Throughout his career, Thierry Barge has collaborated with esteemed colleagues such as Marcel Broekaart and Pascal Guenard. These partnerships have fostered a productive environment that has led to numerous patent filings and technological advancements in their respective fields.

Conclusion

As an inventor, Thierry Barge exemplifies innovation and dedication in the realm of piezoelectric technology. His extensive patent portfolio is a testament to his expertise and impact on the future of acoustic wave devices. Through his career and collaborations, he continues to inspire innovation and progression within the industry.