Akira Hattori

Title: Akira Hattori: Innovator in Audio Processing Technology

Introduction

Akira Hattori is a notable inventor based in Kanagawa, Japan, recognized for his contributions to audio processing technology. With a total of nine patents to his name, Hattori has made significant advancements in the field of sound reproduction and processing.

Latest Patents

Hattori'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 attack positions of bass drum sounds in audio signals, a bass drum sounds decision section that identifies sound periods of the bass drum, and a bass drum sounds extraction section that utilizes a time-varying type filter for attack positions and an adaptive type filter for sound periods. Another significant patent is the sound field reproducing device and method, which includes a signal obtaining unit that acquires input audio signals from multiple channels, an effect adding unit that applies sound effects, and an effect amount control unit that adjusts the effect based on the characteristics of the input audio signal.

Career Highlights

Throughout his career, Hattori has worked with prominent companies, including Nissan Motor Company Limited. His experience in the automotive industry has likely influenced his innovative approach to audio technology.

Collaborations

Hattori has collaborated with notable individuals in his field, including Kunihiko Kurami and Norimasa Kishi. Their combined expertise has contributed to the development of advanced audio processing technologies.

Conclusion

Akira Hattori's work in audio processing has led to significant innovations that enhance music reproduction. His patents reflect a deep understanding of sound technology and its applications in various fields.