Nobutoshi Shimamura

Title: Nobutoshi Shimamura: Innovator in A/D Conversion Technology

Introduction

Nobutoshi Shimamura is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of electronics, particularly in the development of advanced A/D converters and photoelectric conversion devices. With a total of 3 patents, his work has paved the way for innovations that enhance the accuracy and efficiency of electronic measurements.

Latest Patents

One of Shimamura's latest patents is an integration type A/D converter. This innovative device features two sets of integration type A/D converter sections that can be periodically switched over at a predetermined period. One converter section integrates an input signal to produce an integral output voltage, while the other performs A/D conversion of this output voltage. This design allows for accurate measurement of continuous integral values of a given input signal.

Another notable patent is a photoelectric conversion integrated circuit device. This device converts a light signal into a voltage signal using a photodiode that outputs a current based on the light it receives. It includes a current-to-voltage conversion circuit and a test circuit that can be controlled externally. This design enables the detection of faults in the wiring between the photodiode and the current-to-voltage conversion circuit without the need for light exposure.

Career Highlights

Nobutoshi Shimamura is currently employed at Rohm Co., Ltd., where he continues to innovate and develop cutting-edge technologies. His work has been instrumental in advancing the capabilities of electronic devices, particularly in the areas of signal conversion and measurement.

Collaborations

Throughout his career, Shimamura has collaborated with notable colleagues, including Kenji Yamamoto and Kenzo Shodo. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Nobutoshi Shimamura's contributions to the field of electronics, particularly through his patents in A/D conversion technology and photoelectric devices, highlight his role as a leading inventor. His work continues to influence the industry and drive innovation forward.