Yoshihiro Matsuo

Title: Yoshihiro Matsuo: Innovator in Image Processing Technology

Introduction: Yoshihiro Matsuo, hailing from Hashima, Japan, is a notable inventor recognized for his contributions to image processing technology. With two patents to his name, Matsuo is making significant strides in enhancing the way digital images are handled and distributed.

Latest Patents: Among his latest innovations are two essential patents: the "Image Processing Apparatus and Method for Processing Image Having Hierarchical Structure" and the "Image Display Method, Image Coding Apparatus, and Image Decoding Apparatus." The first patent outlines an image processing apparatus that utilizes a wavelet transform unit, frame buffer, quantization unit, bit plane coding unit, arithmetic coding unit, and a stream generating unit. This apparatus efficiently converts original image data into a coded format that retains a hierarchical structure. Importantly, it integrates a copyright level management table to regulate user permissions for the coded image data, ensuring that copyright levels are recorded and managed according to user profiles and geographical considerations.

The second patent introduces an image coding apparatus that meets diverse demands from image providers and users. This invention includes a coding block for encoding predetermined image data and a separation unit that bifurcates the coded data into basic and complementary data streams. Additionally, it encompasses an adding unit that embeds independent copyright control information within the basic or complementary data, thus providing robust copyright management for distributed content.

Career Highlights: Matsuo's tenure at Sanyo Electric Co., Ltd. has been marked by innovation and a commitment to advancing image processing technologies. His contributions significantly enhance the company's intellectual property portfolio and position them as leaders in this specialized field.

Collaborations: Throughout his career, Yoshihiro Matsuo has collaborated with esteemed coworkers, including Shigeyuki Okada and Tetsu Tarumoto. Their collective expertise and teamwork contribute to the continuous improvement and development of cutting-edge technologies within the image processing domain.

Conclusion: Yoshihiro Matsuo stands out as a pivotal figure in the realm of image processing, with his patents reflecting his innovative spirit and technical prowess. His work at Sanyo Electric Co., Ltd. and his collaborations with fellow inventors underscore the importance of teamwork in driving technological advancements. Through his inventions, Matsuo is shaping the future of how images are processed, coded, and distributed in the digital age.