Yasuhiro Katayama

Title: Yasuhiro Katayama: Innovator in Semiconductor Technology

Introduction

Yasuhiro Katayama is a prominent inventor based in Fujisawa, Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of semiconductor devices.

Latest Patents

One of his latest patents involves a semiconductor device and a control method for the semiconductor device. This invention includes a central processing device, a first logical circuit, and a serial memory interface circuit. The first logical circuit is designed with a first scan chain that sets a first scan pattern, which helps suppress leakage current when a power-saving scan pattern is activated. The serial memory interface circuit is responsible for acquiring this power-saving scan pattern from an external storage device. The innovation allows for the effective management of leakage current by transferring the power-saving scan pattern to the first logical circuit under the control of the central processing device.

Another notable patent describes a semiconductor device that comprises a bus, a control circuit connected to the bus, and a first circuit that operates under the control of the control circuit. This device also includes a power source and a switch element that connects the first circuit to the power source. The second circuit, connected between the bus and the first circuit, is designed to activate the switch element in response to a signal from the control circuit.

Career Highlights

Yasuhiro Katayama has worked with notable companies in the technology sector, including Toshiba Corporation and Toshiba Electronic Devices & Storage Corporation. His experience in these organizations has allowed him to develop and refine his expertise in semiconductor technology.

Collaborations

Throughout his career, Katayama has collaborated with talented individuals such as Masashi Sasahara and Harutaka Goto. These collaborations have contributed to the advancement of his innovative projects and patents.

Conclusion

Yasuhiro Katayama is a distinguished inventor whose work in semiconductor technology has led to significant advancements in the field. His patents reflect a commitment to innovation and efficiency, making him a valuable contributor to the industry.