Toshitsugu Ueda

Title: Innovations of Toshitsugu Ueda

Introduction

Toshitsugu Ueda is a notable inventor based in Ome, Japan. He has made significant contributions to the field of semiconductor memory, holding a total of 3 patents. His work focuses on improving the efficiency and yield of memory cells in semiconductor technology.

Latest Patents

One of Ueda's latest patents involves a semiconductor memory design that allows for a redundant memory cell to be positioned at the center. This innovative layout maintains the continuity of the direct peripheral circuits while enhancing the overall yield of both the memory cell and the peripheral circuits. The design features a 64 M-bits or 256 M-bits DRAM that utilizes a hierarchical word line structure or a multi-division bit line structure. It includes various regions such as a main row decoder, a main word driver, a column decoder, a peripheral circuit/bonding pad region, a memory cell array, a sense amplifier region, and a sub-word driver region, all integrated into a single semiconductor chip.

Career Highlights

Throughout his career, Ueda has focused on advancing semiconductor technology. His innovative approaches have led to significant improvements in memory design and functionality. His patents reflect a deep understanding of the complexities involved in semiconductor memory systems.

Collaborations

Ueda has collaborated with notable professionals in the field, including Goro Kitsukawa and Manabu Ishimatsu. These collaborations have contributed to the development of cutting-edge technologies in semiconductor memory.

Conclusion

Toshitsugu Ueda's contributions to semiconductor memory technology are noteworthy. His innovative patents demonstrate a commitment to enhancing the efficiency and effectiveness of memory systems. Ueda's work continues to influence the field and pave the way for future advancements.