Company Filing History:
Years Active: 2023-2024
Title: Ryuichi Yamada: Innovator in Vehicle Sound Generation Technology
Introduction
Ryuichi Yamada is a notable inventor based in Aki-gun, Japan. He has made significant contributions to the field of vehicle sound generation technology. With a total of 2 patents, Yamada's work focuses on enhancing the auditory experience in electric vehicles.
Latest Patents
Yamada's latest patents include a "Sound Generation Device for Vehicle" and a "Vehicle Sound Generation Device." The sound generation device for a vehicle is designed to be installed in electric-powered vehicles. It features a sound control apparatus that sets multiple frequencies corresponding to motor rotation speed. This device generates a synthetic sound signal that indicates a synthetic sound, which is output through a speaker. The sound control apparatus is engineered to increase the output of low-frequency sounds more significantly than high-frequency sounds as motor torque increases.
The vehicle sound generation device includes a controller that generates sound signals and sets the localization of the sound. It utilizes left and right front speakers and left and right rear speakers to output sounds based on the sound signals. The controller adjusts the localization of sounds according to various driving parameters, ensuring that the sound image corresponds to the physical dynamics of the vehicle.
Career Highlights
Yamada is currently employed at Mazda Motor Corporation, where he continues to innovate in the automotive industry. His work is pivotal in developing technologies that enhance the driving experience through sound.
Collaborations
Yamada collaborates with talented coworkers, including Yukifusa Hattori and Seisuke Mitsunaga. Their combined expertise contributes to the advancement of sound generation technologies in vehicles.
Conclusion
Ryuichi Yamada's contributions to vehicle sound generation technology reflect his innovative spirit and dedication to enhancing the driving experience. His patents are a testament to his expertise and commitment to the automotive industry.