Junkei Goto

Title: Innovator Junkei Goto: Pioneering Advances in CMOS and Converter Technologies

Introduction

Junkei Goto, a notable inventor based in Kawasaki, Japan, has made significant contributions to the field of electronics through his innovative patents. With a total of six patents to his name, Goto has focused on developing vital technologies in CMOS level conversion circuits and current source cells for D/A converters. His work has positioned him as a key figure in the advancing landscape of electronic engineering.

Latest Patents

One of Goto's latest patents is for a **CMOS level conversion circuit with input protection**. This innovative circuit design features current paths utilizing P-channel and N-channel transistors, arranged in series between a power source (V.sub.DD) and ground. This configuration ensures that the transistors remain protected from damage when subjected to electric potentials exceeding V.sub.DD. The enhancement-type transistors are engineered to prevent destruction by maintaining voltage levels below the power source threshold when necessary.

Another significant patent is for a **current source cell used in current segment type D/A converters**. This technology integrates a segment control type D/A converter that utilizes a decoder to interpret digital input signals, generating control signals for a set of current source cells. Each current source cell comprises two transistors; with the first controlled by the decoder's output while the second transistor is set to an ON state using a reference voltage. This efficient design enhances the performance of D/A converters by ensuring precise output.

Career Highlights

Junkei Goto is affiliated with **Kabushiki Kaisha Toshiba**, a well-known multinational corporation specializing in various technology sectors, including electronics and information technology. His work at Toshiba has greatly influenced advancements in the design and functionality of electronic circuits and systems, underscoring his prominence as an inventor in this domain.

Collaborations

Throughout his career, Goto has collaborated with esteemed colleagues, including Tetsuya Iida and Hiroshi Takakura. These relationships have fostered an environment of innovation, enabling the successful development of cutting-edge technologies that contribute to the evolution of electronic systems.

Conclusion

In conclusion, Junkei Goto’s innovative patents reflect his dedication to advancing electronic technologies. His work on CMOS level conversion circuits and current source cells has paved new pathways for improvements in the electronics industry. As he continues to collaborate with talented professionals at Toshiba, Goto's future contributions are poised to make an even greater impact on the field of electronics.