Location History:
- Tsurugashima, JP (2005)
- Tokorozawa, JP (2009)
- Kawasaki, JP (2013 - 2016)
Company Filing History:
Years Active: 2005-2016
Title: Ichiro Sugai: Innovator in Audio Processing Technology
Introduction
Ichiro Sugai is a notable inventor based in Tokorozawa, Japan. He has made significant contributions to the field of audio processing, holding a total of 5 patents. His work focuses on enhancing the quality and functionality of audio reproduction systems.
Latest Patents
Sugai's latest patents include an audio processing apparatus, a reproduction apparatus, and an audio processing method and program. The disclosed apparatus is designed to extract particular instrument sounds included in music in real time during music reproduction. The audio processing section features an attack decision section that determines the attack positions of bass drum sounds in audio signals. Additionally, it includes a bass drum sounds decision section that identifies sound periods of the bass drum in the audio signals, and a bass drum sounds extraction section that utilizes a time-varying type filter for the attack positions and an adaptive type filter for the sound periods. Another significant invention is a tempo detecting device and tempo detecting program, which includes an envelope detecting means that captures the envelope of musical composition data. This device also features a frequency-component detecting means that performs discrete Fast Fourier Transform processing on the detected envelope to identify a frequency spectrum, and a tempo detecting means that determines the tempo of the musical composition data based on the characteristics of the detected frequency spectrum.
Career Highlights
Throughout his career, Ichiro Sugai has worked with prominent companies such as Pioneer Corporation and Pioneer DJ Corporation. His experience in these organizations has allowed him to develop innovative audio technologies that have impacted the industry.
Collaborations
Some of his notable coworkers include Kiyoshi Tateishi and Kazuo Takahashi. Their collaboration has contributed to the advancement of audio processing technologies.
Conclusion
Ichiro Sugai's contributions to audio processing technology through his patents and career achievements highlight his role as an influential inventor in the field. His innovative approaches continue to shape the way we experience music today.