Ikuo Osawa

Title: Ikuo Osawa: Innovator in Video Signal Processing

Introduction

Ikuo Osawa is a notable inventor based in Kiryu, Japan. He has made significant contributions to the field of video signal processing, holding a total of 4 patents. His work has advanced the technology used in television receivers and video processing circuits.

Latest Patents

One of Osawa's latest patents is a video signal processing circuit. This circuit is designed to process an analog composite video signal formed by combining a luminance signal with a sync signal. It features an analog filter that removes high-frequency components from the signal, a sync separation circuit to extract the sync signal, an AD converter for analog-to-digital conversion, and a digital video signal processing circuit that performs specific processing on the digitized signal using the separated sync signal.

Another significant patent is the vertical sharpness adjustment device, which allows viewers to select the degree of vertical sharpness adjustment in a TV receiver. This device enhances the contour of the picture in the vertical direction. It includes a terminal for the viewer's control signal, a control circuit, and a vertical sharpness adjustment circuit that modifies the video signal based on the viewer's preferences.

Career Highlights

Ikuo Osawa is associated with Sanyo Electric Co., Ltd., where he has contributed to various innovative projects. His expertise in video signal processing has positioned him as a key figure in the development of advanced television technologies.

Collaborations

Osawa has worked alongside notable colleagues such as Kenichi Nakajima and Yoshifumi Yoshida. Their collaborative efforts have furthered advancements in the field of video technology.

Conclusion

Ikuo Osawa's contributions to video signal processing have had a lasting impact on television technology. His innovative patents continue to influence the way we experience visual media today.