Masafumi Umeda

Title: The Innovations of Masafumi Umeda

Introduction

Masafumi Umeda is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of imaging technology, holding a total of 8 patents. His work primarily focuses on solid-state image sensors and digital recording systems.

Latest Patents

One of Umeda's latest patents is a solid-state image sensor and video system. This innovative sensor includes an area sensor section with photoelectric conversion pixels arranged in a matrix format. It features a pixel selection section for selecting and reading out video signals, an analog signal processor for processing these signals, and an analog-digital conversion section that converts the processed signal into a digital format. Additionally, a digital signal processor is included to further refine the digital signal, along with an interface section that operates based on external commands. All these components are integrated onto a single chip, showcasing Umeda's expertise in compact and efficient design.

Another notable patent is a digital recording/playback apparatus. This system employs a control mechanism that enables playback functions by reading stream data from a medium using a decoder. It allows for special playback features such as pause, fast forward, and rewind by adjusting the read start pointer to the beginning of a data block, thus enhancing user experience in media playback.

Career Highlights

Masafumi Umeda has had a distinguished career at Kabushiki Kaisha Toshiba, where he has been instrumental in developing cutting-edge technologies. His work has not only advanced the capabilities of imaging systems but has also contributed to the broader field of digital media.

Collaborations

Umeda has collaborated with notable colleagues such as Yoshitomo Tagami and Akihiko Sugikawa. Their combined expertise has fostered innovation and led to the successful development of various technologies in the imaging sector.

Conclusion

Masafumi Umeda's contributions to imaging technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence advancements in solid-state imaging and digital playback systems.