Location History:
- Ootsuka, Bunkyoueku, JP (1996)
- Tokyo 112, JP (1997)
- Bunkyo-ku, Tokyo, JP (1996 - 1999)
- Tokyo, 153, JP (1999)
- Tokyo 107, JP (1999)
- Tokyo, JP (1986 - 2002)
- Meguro-ku, Tokyo JP (1999 - 2002)
Company Filing History:
13 out of 13 
3 out of 102 
1 out of 1 Years Active: 1986-2002
Title: Innovations of Yasuo Nagazumi: A Pioneer in RAKE Receiver Technology
Introduction
Yasuo Nagazumi, an accomplished inventor based in Tokyo, Japan, holds an impressive portfolio of 19 patents. His work significantly contributes to advancements in communication technologies, particularly in the development of innovative signal processing technologies.
Latest Patents
Among his latest inventions is the "Rake combiner apparatus using charge transfer element." This invention features a simplified circuit structure that enables the construction of a high-precision RAKE receiver with lower power consumption. It allows for a customizable finger number within specific limits and implements an efficient RAKE process through charge routing mechanisms and signal accumulation mechanisms. Additionally, the RAKE controller predicts multi-path communication environments, optimizing reception.
Another notable invention is the "Random pulse type radar apparatus," designed to generate a spectrum spread radio wave while minimizing transmission peak power. This apparatus utilizes both phase shift keying and time hopping modulation to enhance signal transmission and reception. It includes advanced features that enable effective echo detection and computation of spatial echo intensity distributions.
Career Highlights
Throughout his career, Yasuo has made significant contributions while working with various companies, including G.D.S. Co., Ltd. His innovative approach to technology has strengthened the industry by integrating unique solutions for complex communication challenges.
Collaborations
Yasuo has collaborated with esteemed colleagues in the field, including Kazuyoshi Imazeki. Their combined expertise has facilitated the development of groundbreaking technologies that push the boundaries of communications and signal processing.
Conclusion
Yasuo Nagazumi's innovations, particularly in RAKE receiver technology and radar apparatuses, exemplify his dedication to advancing communication technologies. His contributions significantly enhance the efficiency and effectiveness of modern signal processing, marking him as an influential figure in his field.