Atsuo Hotta

Title: Innovations of Atsuo Hotta

Introduction

Atsuo Hotta is a prominent inventor based in Higashiyamato, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of seven patents. His work focuses on enhancing the performance and efficiency of electronic circuits.

Latest Patents

One of his latest patents is the "Tristate circuit using bipolar transistor and CMOS transistor." This invention involves a semiconductor integrated circuit where the drain-source paths of an NMOS transistor and a PMOS transistor are connected between the base and emitter of a bipolar transistor. Control signals are applied to the gates of the NMOS and PMOS transistors to maintain them in the OFF condition when the bipolar transistor is operating, and in the ON condition when the bipolar transistor is in a quiescent state. Another notable patent is the "Emitter coupled flip flop memory with complementary bipolar loads." This memory cell circuit includes a pair of memory transistors with cross-coupled collectors and bases. The load means connected to the collectors of the memory transistors comprises a parallel circuit of a load resistance and a transistor, which enhances the readout currents of the memory cell circuit, regardless of increased load resistances.

Career Highlights

Atsuo Hotta is currently employed at Hitachi, Ltd., where he continues to innovate and develop new technologies. His work has significantly impacted the semiconductor industry, leading to advancements in memory and circuit design.

Collaborations

He has collaborated with notable coworkers, including Yukio Kato and Teruo Isobe, contributing to various projects and innovations within the company.

Conclusion

Atsuo Hotta's contributions to semiconductor technology through his patents and collaborations highlight his role as a key inventor in the field. His work continues to influence advancements in electronic circuits and memory design.