Daisuke Yamamoto

Title: Daisuke Yamamoto: Innovator in Acoustic Wave Technology

Introduction

Daisuke Yamamoto is a prominent inventor based in Muko, Japan. He has made significant contributions to the field of acoustic wave technology, holding a total of 5 patents. His innovative work has led to advancements in various applications, particularly in boundary acoustic wave resonators and acoustic wave elements.

Latest Patents

Yamamoto's latest patents include a boundary acoustic wave resonator and a ladder filter. In his boundary acoustic wave resonator, apodization weighting is performed on an IDT electrode, allowing the intersecting width to decrease as the location moves outward in the boundary acoustic wave propagation direction. The design features inclined portions on the inner sides of the busbars, which are strategically placed a predetermined distance from the envelope portions. Additionally, the sum of the numbers of electrode fingers and dummy electrodes that a straight line extending from the end of at least one of the electrode fingers crosses is equal to or greater than 5.

Another notable patent involves an acoustic wave element that includes an IDT electrode in contact with a piezoelectric material. This element features a plurality of electrode fingers, including first and second electrode fingers that connect to different potentials. The design incorporates first protrusions in at least one of the electrode fingers, which significantly improve resonance characteristics and prevent short-circuit failures.

Career Highlights

Daisuke Yamamoto is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to focus on developing cutting-edge technologies that enhance the performance of acoustic wave devices.

Collaborations

Yamamoto has collaborated with notable colleagues, including Hajime Kando and Michio Kadota. Their combined expertise has contributed to the successful development of innovative technologies in the field.

Conclusion

Daisuke Yamamoto's contributions to acoustic wave technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in acoustic wave propagation and device design. Through his work at Murata Manufacturing Co., Ltd., he continues to push the boundaries of technology, making a lasting impact in his field.