Location History:
- Kyoto, JP (1993)
- Nagaokakyo, JP (1992 - 1996)
- Tokyo, JP (2004)
Company Filing History:
9 out of 21,351 
1 out of 42,508 
1 out of 15,928 
Years Active: 1992-2004
Title: Noriyuki Yamaguchi: A Pioneer in Motion Detection Technology
Introduction
Noriyuki Yamaguchi, based in Nagaokakyo, Japan, is an accomplished inventor with a remarkable portfolio of 11 patents. His innovative contributions significantly enhance the field of motion detection technology, especially in image processing and signal analysis.
Latest Patents
Yamaguchi's latest patents showcase advanced techniques in motion detection. One notable invention is a "Motion Detecting Apparatus for Detecting Motion Information of Picture Within Signal." This apparatus precisely identifies motion in images by correcting the motion amount of pixels based on their relation to peripheral pixels. The technology enables high accuracy in motion adaptive scan-line interpolation while effectively addressing errors stemming from slow motion detection in both vertical and horizontal directions.
Another significant patent is the "Luminance and Chrominance Signals Separating Filter Adaptive to Movement." This filter integrates a motion detection circuit that recognizes image movement by analyzing frame correlations. It utilizes two separating circuits—one for inter-frame separation when a still image is detected and another for intra-frame separation during moving images. The output results in adaptive luminance and chrominance signals that enhance image quality and processing efficiency.
Career Highlights
Throughout his career, Yamaguchi has made significant contributions while working with prominent organizations, notably Mitsubishi Electric Corporation and Hitachi, Ltd. His expertise in motion detection technology has greatly influenced advancements in image processing within these companies.
Collaborations
Yamaguchi's work is further enriched through collaboration with talented colleagues. Notable coworkers include Mitsuru Ishizuka and Masaharu Yao, who have contributed to various projects in motion detection technologies alongside Yamaguchi. Their combined efforts have fostered innovation and paved the way for new advancements in this dynamic field.
Conclusion
Noriyuki Yamaguchi's contributions to motion detection technology are characterized by his innovative patents and collaborative spirit. His work continues to impact the field, ensuring a more efficient and accurate approach to image and signal processing.