Toshimasa Ohtsuki

Title: Innovations of Toshimasa Ohtsuki

Introduction

Toshimasa Ohtsuki is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of digital signal processing, particularly in the areas of television and chrominance signal processing. With a total of 2 patents to his name, Ohtsuki continues to push the boundaries of technology.

Latest Patents

Ohtsuki's latest patents include a "Television/cinema scheme identification apparatus and identification method." This invention features a signal common processing section that acquires a field correlation pattern, along with two pull-down identifying sections that determine the identification outputs of different pull-down schemes. The design ensures that the field correlation pattern is set to the same data length as the comparison patterns, establishing a mutually exclusive relationship between them.

Another significant patent is the "Multiplex chrominance gain control and matrix using a single multiplier." This digital chroma signal processing apparatus utilizes control signals to manage the burst period, image period, and remaining period of a digital chrominance signal. The invention includes a multiplier that processes selected signals and a matrix coefficient section that generates multiple matrix coefficients, all controlled by a minimal number of simple control signals.

Career Highlights

Ohtsuki is currently employed at Kabushiki Kaisha Toshiba, where he applies his expertise in digital signal processing. His work has been instrumental in advancing technologies that enhance the quality of television and cinema experiences.

Collaborations

Throughout his career, Ohtsuki has collaborated with esteemed colleagues such as Masatoshi Sumiyoshi and Kazuyuki Kazama. These partnerships have fostered innovation and contributed to the development of cutting-edge technologies in their field.

Conclusion

Toshimasa Ohtsuki's contributions to digital signal processing and his innovative patents reflect his dedication to advancing technology. His work continues to influence the industry and pave the way for future innovations.