Toshihiro Tsuboi

Title: The Innovations of Toshihiro Tsuboi

Introduction

Toshihiro Tsuboi is a notable inventor based in Kodaira, Japan. He is recognized for his contributions to the field of semiconductor technology, particularly in the design of integrated circuit devices. His innovative work has led to the development of a patent that enhances the operational speed of semiconductor devices.

Latest Patents

Tsuboi holds a patent for a semiconductor integrated circuit device. This device features a multi-layered substrate that includes a plurality of signal lines sandwiched between a power source line and a ground line. Insulation layers are formed between these lines to reduce fluctuations in ground line potential during simultaneous switching of the signal lines. This design significantly increases the operational speed of the device. The signal lines provide bidirectional current paths and are strategically placed between the current source line and the ground line. The multi-layered substrate is constructed around a semiconductor pellet, with electrode pads formed on the insulation layer over the ground line, aligning with the signal lines and the main surface of the semiconductor pellet.

Career Highlights

Toshihiro Tsuboi has had a distinguished career, working with prominent companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Throughout his career, Tsuboi has collaborated with notable colleagues, including Kanji Otsuka and Takayuki Okinaga. These collaborations have further enriched his work and contributions to the field.

Conclusion

Toshihiro Tsuboi's innovative work in semiconductor technology has made a significant impact on the industry. His patent for a semiconductor integrated circuit device exemplifies his commitment to enhancing operational efficiency and speed in electronic devices.