Location History:
- Ibaraki, JP (2010 - 2012)
- Tsukuba, JP (2010 - 2014)
- Tokyo, JP (2012 - 2015)
Company Filing History:
Years Active: 2010-2015
Title: Innovator Ryo Tsutsui: Pioneering Advances in Audio Technology
Introduction
Ryo Tsutsui, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of audio technology. With a total of 12 patents to his name, Tsutsui has focused primarily on enhancing audio signal processing through innovative methods.
Latest Patents
Among his most recent patents, Tsutsui has developed methods for modulation of audio signals in a parametric speaker. His most notable innovation involves the implementation of truncated double sideband (TDSB) frequency modulation. This technique allows for efficient audio signal processing predominantly in the frequency domain, which not only reduces computation costs but also facilitates rapid processing capabilities. Moreover, his patent incorporates a system that avoids emitting a carrier signal when the input signal levels are low, effectively enhancing overall sound performance.
Additionally, Tsutsui has introduced methods for asynchronous sample rate conversion using a polynomial interpolator with minimax stopband attenuation. This method involves time-varying polyphase filters to perform sample rate conversion, offering enhanced precision in mapping output time indices to input samples, thus generating high-quality audio outputs.
Career Highlights
Throughout his career, Ryo Tsutsui has worked with prominent companies such as Texas Instruments Corporation and Sega Corporation. His role in these organizations has allowed him to collaborate on various pioneering projects that leverage his expertise in audio technology and signal processing.
Collaborations
Tsutsui’s influence in the field is further exemplified through his collaborations with industry stalwarts like Steven David Trautmann and Yoshihide Iwata. These partnerships have fostered an environment of innovation, enabling the development of practical applications that have advanced audio technologies.
Conclusion
Ryo Tsutsui stands as a notable figure in the realm of audio engineering, recognized for his inventive spirit and technical contributions. With a strong portfolio of patents, he continues to influence the evolution of audio processing, making remarkable strides that resonate with both users and industry professionals alike. His work showcases the ongoing potential within the field, inspiring future inventors to explore new horizons in innovation.