Company Filing History:
Years Active: 1994-2014
Title: Innovator Spotlight: Akihiro Ueyama
Introduction
Akihiro Ueyama, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of video signal processing. With an impressive portfolio of seven patents, Ueyama's work is at the forefront of enhancing video technology, making it more efficient and user-friendly.
Latest Patents
Among his latest innovations are two notable patents. The first is a "Video signal processing apparatus, enhancement gain generating method, and enhanced gain generating program." This invention involves an enhancement gain generating section that calculates an enhancement gain for each pixel based on the luminance signal of an input video. It includes a mean deviation calculating portion that assesses luminance values in a set region and generates a weighting coefficient for determining the enhancement gain. The enhancement process enhances the luminance signal, resulting in improved video quality.
The second patent is for a "Color gamut component analysis apparatus, method of analyzing color gamut component, and color gamut component analysis program." This apparatus features a histogram processing unit that processes color components in a video signal and calculates a wide color gamut component surpassing the standard signal. It also includes a graphic processing section that creates a user interface to visualize the presence and proportion of the wide color gamut component in the video signal.
Career Highlights
Ueyama is currently employed at Sony Corporation, a leading global company in the technology and entertainment sectors. His role allows him to leverage cutting-edge technology to innovate and improve video signal processing.
Collaborations
Throughout his career, Ueyama has worked closely with esteemed colleagues such as Junzo Watanabe and Ban Kawamura. Their collaboration has fostered a productive environment for the development of groundbreaking inventions in video processing technology.
Conclusion
Akihiro Ueyama's contributions to video signal processing not only highlight his ingenuity as an inventor but also reflect the progressive nature of technology today. With his latest patents pushing the boundaries of video quality enhancement, Ueyama's work continues to play a vital role in the evolution of multimedia technology.
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