Jean-Marie Pham

Title: Innovations of Jean-Marie Pham

Introduction

Jean-Marie Pham is a notable inventor based in Merignac, France. He has made significant contributions to the field of acoustic resonators, holding a total of three patents. His work focuses on advanced filtering circuits and resonator technologies that have applications in various electronic devices.

Latest Patents

One of his latest patents is a filtering circuit with coupled acoustic resonators. This invention features a substrate and an acoustic mirror designed to support acoustic resonators while isolating them from the substrate. The design includes a first structure with an upper and lower resonator coupled through at least one layer of acoustic coupling, as well as a second structure with similar characteristics. The lower resonators of both structures share the same electrodes, and they are interconnected via a fifth resonator that incorporates the electrodes and piezoelectric layer of the lower resonators. Another significant patent is the Lamb wave resonator, which consists of a piezoelectric layer and a first electrode against its face. This electrode includes fingers and a contact arm, with specific spacing calculated to optimize performance.

Career Highlights

Jean-Marie Pham has worked with prominent companies such as STMicroelectronics and the Centre National de la Recherche Scientifique. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of acoustic technology.

Collaborations

He has collaborated with notable coworkers, including Eric Kerherve and Didier Belot, who have contributed to his research and development efforts.

Conclusion

Jean-Marie Pham's contributions to the field of acoustic resonators and filtering circuits demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology in electronic devices.