Gen-ichiro Ohta

Title: The Innovations of Gen-ichiro Ohta

Introduction

Gen-ichiro Ohta is a prominent inventor based in Ebina, Japan. He has made significant contributions to the field of digital signal processing, particularly in radio receiving systems. With a total of 11 patents to his name, Ohta's work has had a considerable impact on communication technologies.

Latest Patents

Ohta's latest patents include a direct conversion radio receiving system that utilizes digital signal processing for channel filtering and down conversion to base band. This innovative radio receiving system is designed to receive input signals in a direct conversion mode through a series of cascaded channel filters. Each filter includes a complex coefficient filter that helps obtain a desired waveform. The center frequency of a preliminary channel filter is closely aligned with the frequency of the desired waveform, enhancing the system's performance.

Another notable patent is a receiving circuit primarily used in digital modulation type communication systems with multiple channels. This circuit is capable of reducing power consumption while simplifying the overall design. It achieves this by supplying upside and downside frequencies from a local frequency signal generating circuit to frequency converting circuits, allowing for the development of two output signals corresponding to the desired wave and channel frequencies.

Career Highlights

Ohta is currently employed at Matsushita Electric Industrial Co., Ltd., where he continues to innovate and develop advanced communication technologies. His work has been instrumental in improving the efficiency and effectiveness of radio receiving systems.

Collaborations

Throughout his career, Ohta has collaborated with notable colleagues, including Kazunori Inogai and Fujio Sasaki. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Gen-ichiro Ohta's contributions to the field of digital signal processing and radio communication are noteworthy. His innovative patents and ongoing work at Matsushita Electric Industrial Co., Ltd. continue to shape the future of communication technologies.