Katsumi Oishi

Title: Katsumi Oishi: Innovator in Satellite and Television Signal Technology

Introduction

Katsumi Oishi, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of satellite and television signal technology. With a total of 8 patents to his name, his innovative ideas have continued to shape the way we receive and manage broadcasting signals.

Latest Patents

Among his latest inventions is a groundbreaking receiver unit and method for setting the same, which addresses the challenges of satellite receiving channel data described in a network information table (NIT) in a random manner. Oishi's approach involves organizing frequencies in a community receiving system according to increasing order, which enhances the efficiency of signal processing. This technology allows for the correct correspondence of frequency data contained in broadcast signals, ensuring that the redelivered signals transmitted through cable are accurately received.

Another significant patent includes a television signal distributor apparatus, which converts CS broadcasting signals received via a master antenna into intermediate frequency signals using a Low Noise Block Down Converter (LNB). This system facilitates the conversion of modulation format and frequency-shifting, allowing a seamless multiplexing of CS signals with terrestrial broadcasting signals. The technology streamlines service delivery to households by utilizing a single cable for transmission, thereby improving overall signal accessibility.

Career Highlights

Katsumi Oishi's career includes working with industry giants such as Sony Corporation and Seikosha Co., Ltd. These experiences have not only honed his technical skills but have also provided a robust platform for his innovative endeavors.

Collaborations

Throughout his career, Oishi has collaborated with talented professionals like Kenji Inose and Keiji Fukuzawa. These partnerships have fostered a dynamic exchange of ideas and expertise, further bolstering his contributions to advancements in signal technology.

Conclusion

Katsumi Oishi continues to be a vital figure in the arena of innovations related to satellite and television signal technology. His patents reflect a deep understanding of technological needs and showcase his ability to innovate in a rapidly evolving field. With ongoing advancements, his work is expected to contribute significantly to future developments in broadcasting technology.