Yoshihide Iwata is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of audio technology, holding a total of 10 patents. His work focuses on enhancing audio signal processing, particularly in seamless audio playback.

Latest Patents

One of his latest inventions is a method for seamless audio speed change based on time scale modification. This invention involves the time-scale modification of audio signals, utilizing an overlap and add technique with variable input and output buffer sizes. It ensures a seamless speed change by keeping track of previously processed data, thereby avoiding discontinuities during playback speed transitions. Another notable patent is for local pitch control based on seamless time scale modification and synchronized sampling rate conversion. This invention allows for local pitch control of speech and audio signals, employing a seamless time scale modification scheme connected to a synchronized sampling rate converter. This technology enables the switching between different time scale factors in a nearly continuous manner, effectively controlling pitch during playback.

Career Highlights

Yoshihide Iwata is currently employed at Texas Instruments Corporation, where he continues to innovate in audio technology. His work has significantly impacted the way audio signals are processed and played back, enhancing user experiences across various applications.

Collaborations

He has collaborated with notable colleagues, including Atsuhiro Sakurai and Steven David Trautmann, contributing to advancements in their respective fields.

Conclusion

Yoshihide Iwata's contributions to audio technology through his innovative patents demonstrate his expertise and commitment to enhancing audio signal processing. His work continues to influence the industry and improve audio playback experiences.

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