John M Walker

Title: John M Walker: Innovator in Acoustic Resonator Technology

Introduction

John M Walker is a notable inventor based in Pasadena, MD (US). He has made significant contributions to the field of acoustic resonators, particularly with his innovative designs that enhance device performance and manufacturing efficiency.

Latest Patents

Walker holds a patent for his invention titled "Lateral field FBAR." This design focuses on lateral field film bulk acoustic resonators (LF-FBAR). In this invention, all electrodes are positioned on one surface of the piezoelectric material, which simplifies the manufacturing process and improves overall performance. The gap between the electrodes is meticulously controlled to maximize the efficiency of the device. His patent also describes both single and multi-pole devices, utilizing barium magnesium fluoride and lithium niobate as piezoelectric materials for high-frequency applications.

Career Highlights

John M Walker is associated with Westinghouse Electric Corporation, where he applies his expertise in acoustic technology. His work has been instrumental in advancing the capabilities of resonator devices, making them more efficient and easier to produce.

Collaborations

Some of his notable coworkers include S Visvanathan Krishnaswamy and Robert W Weinert. Their collaborative efforts contribute to the innovative environment at Westinghouse Electric Corporation.

Conclusion

John M Walker's contributions to the field of acoustic resonators exemplify the impact of innovative design on technology. His patent for the Lateral field FBAR showcases his commitment to enhancing device performance and manufacturing processes.