Location History:
- Osaka, JP (2003)
- Suita, JP (2005)
Company Filing History:
Years Active: 2003-2005
Title: Nobutaka Okada: Innovator in Video Signal Processing
Introduction
Nobutaka Okada is a prominent inventor based in Suita, Japan. He has made significant contributions to the field of video signal processing, holding a total of 2 patents. His work focuses on enhancing the quality of video signals through innovative apparatuses.
Latest Patents
Okada's latest patents include an "Apparatus for Processing Luminance Signal" and a "Dynamic Gamma Correction Apparatus." The luminance signal processing apparatus detects an average luminance level adaptively to various video signal formats. It features a window pulse generation unit that generates a window pulse signal indicating the sampling period of the luminance signal. Additionally, it includes a luminance value addition unit, a number-of-pixel addition unit, a bit shift unit, and a division unit to obtain the average luminance level effectively.
The dynamic gamma correction apparatus is designed to perform gray scale correction more effectively by obtaining an appropriate correction quantity for a video luminance signal. It takes into account characteristic values, such as the maximum or average luminance signal. This apparatus includes a correction start point control section, a gamma correction quantity calculating section, a gamma correction gain control section, a multiplier, and an adder to output the corrected luminance signal.
Career Highlights
Nobutaka Okada is associated with Matsushita Electric Industrial Co., Ltd., where he has contributed to various projects in video technology. His innovative approaches have led to advancements in how video signals are processed and corrected, enhancing the overall viewing experience.
Collaborations
Okada has worked alongside notable colleagues, including Keiichi Ito and Atsuhisa Kageyama. Their collaborative efforts have furthered the development of cutting-edge technologies in the field of video processing.
Conclusion
Nobutaka Okada's contributions to video signal processing through his patents demonstrate his innovative spirit and technical expertise. His work continues to influence the industry, paving the way for future advancements in video technology.