Akio Yokoyama

Title: **Akio Yokoyama: Innovator in Actuator Technology**

Introduction

Akio Yokoyama is a distinguished inventor based in Ibaraki, Japan, known for his contributions to actuator technology. With a total of 12 patents to his name, Yokoyama's innovations demonstrate his expertise and creative approach in the field of electronics and automation.

Latest Patents

Yokoyama's latest patents highlight his commitment to advancing actuator technology. One of his notable inventions is the **Actuator Driver**, which features a digital filter designed for phase compensation of a digital torque command signal. This actuator driver integrates a digital PWM generator that produces a series of pulse-width modulated control signals. Additionally, it employs an H bridge for selecting and outputting terminal voltages, along with continuous-time A/D converters for analog-to-digital conversion. The innovative feedback filter decimates the outputs effectively, providing a responsive control and improving performance.

Another significant invention is the **Fully Differential Amplification Device**. This device includes an auxiliary current source with MOS transistors that provide startup auxiliary current to the differential amplifier's input section. The innovation aims to stabilize the output common voltage, ensuring that the device maintains the desired voltage even when the input fluctuates beyond the dynamic range. This careful design enhances the reliability and functionality of electronic systems.

Career Highlights

Akio Yokoyama has collaborated with notable companies, including Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation, showcasing his ability to innovate in different corporate environments. His journey through these prominent organizations has equipped him with a wealth of experience in electronic engineering and product development.

Collaborations

Throughout his career, Yokoyama has worked alongside esteemed colleagues such as Masayuki Ozasa and Hitoshi Kobayashi. These collaborative efforts highlight the importance of teamwork and knowledge exchange in driving technological advancements.

Conclusion

In summary, Akio Yokoyama's innovations in actuator technology encapsulate the essence of creativity and technical prowess. With a solid foundation built upon his patents and career achievements, Yokoyama continues to make significant contributions to the world of electronics and automation. His work not only reflects his personal ingenuity but also inspires future innovations in the field.