Nobutaka Hotta

Title: Nobutaka Hotta – Innovator in Sync Signal Technology

Introduction

Nobutaka Hotta is a notable inventor based in Fujisawa, Japan, recognized for his contributions to signal processing technology. With a total of four patents to his name, Hotta has made significant advancements in the field, particularly in the realm of television receivers and diversity reception systems.

Latest Patents

Hotta's latest inventions showcase his innovative approach to solving complex signal-related problems. One of his recent patents involves a sync signal generator designed to generate a second sync signal that is synchronized with an input sync signal. This technology features a phase reset detector that smoothly absorbs phase fluctuations caused by ghost or fading phenomena, ultimately reducing those fluctuations to provide a stable sync signal without sudden phase changes.

Another notable patent by Hotta focuses on a diversity reception apparatus that utilizes multiple antennas. This system automatically selects and connects the antenna with the best receiving condition to a broadcasting signal receiver. Following the demodulation of signals, this technology converts the outputs from each antenna into digital signals. By comparing these signals, the apparatus identifies the best demodulated signal and the corresponding antenna, ensuring optimal performance. The system also includes a switch driving pulse generator that maintains a pulse width of no more than 3 microseconds.

Career Highlights

Throughout his career, Nobutaka Hotta has been associated with prominent companies, including Hitachi, Ltd. and Hitachi Automotive Engineering Co., Ltd. His work at these organizations has been pivotal in advancing technology within the telecommunications and automotive fields.

Collaborations

Hotta has collaborated with esteemed colleagues, notably Kazuhiro Ooyagi and Keiro Shinkawa. Their joint efforts in research and development have contributed to the successful innovation of various technologies, further establishing Hotta's reputation as a leading inventor in his field.

Conclusion

Nobutaka Hotta's inventive spirit and technological prowess have made a lasting impact on the industry. His patented designs in sync signal generation and diversity reception offer critical solutions that enhance the reliability of broadcasting systems. As he continues to innovate, he exemplifies the essence of modern invention, contributing to the ongoing evolution of telecommunications technology.