Hirohisa Otsuki

Title: Hirohisa Otsuki: Innovator in Solid-State Imaging Technology

Introduction

Hirohisa Otsuki is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of solid-state imaging devices, holding a total of 2 patents. His work has advanced the technology used in various imaging applications.

Latest Patents

Otsuki's latest patents focus on innovative solid-state imaging devices. One patent describes a solid-state imaging device that includes an N-type semiconductor layer, an element layer with a photoelectric conversion element and an active element, an interconnect layer for the active element, and an element isolation trench. This design features a P-type region and an N-type region, with a first hole storage layer on the opposite side of the semiconductor layer from the element layer. Additionally, a second hole storage layer is formed at the contact points of the semiconductor layer and the element layer, connecting the P-type region and the first hole storage layer.

Another patent outlines a solid-state imaging device where a plurality of pixels are arranged in a two-dimensional format on a semiconductor substrate. Each pixel consists of two photodiodes that generate charge through photoelectric conversion, along with first and second memories positioned between the photodiodes. The device includes readout gates for transferring charge from the photodiodes to the respective memories.

Career Highlights

Throughout his career, Hirohisa Otsuki has worked with prominent companies in the semiconductor industry, including Tower Partners Semiconductor Co., Ltd. and Tower Semiconductor Ltd. His expertise in solid-state technology has positioned him as a key player in the development of advanced imaging solutions.

Collaborations

Otsuki has collaborated with talented individuals in the field, including Masahiro Oda and Hiroki Takahashi. These partnerships have contributed to the successful development of innovative technologies in solid-state imaging.

Conclusion

Hirohisa Otsuki's contributions to solid-state imaging technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of semiconductor technology and its applications in imaging devices. Otsuki's work continues to influence the industry and inspire future advancements.