Takahiro Nomura

Title: Takahiro Nomura: Innovator in Speech Signal Processing

Introduction

Takahiro Nomura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of speech signal processing, holding a total of 2 patents. His work focuses on innovative methods for encoding and decoding speech signals, which have applications in various communication technologies.

Latest Patents

Nomura's latest patents include a speech signal coding/decoding system based on the type of speech signal. This system utilizes an adaptive quantizer to encode an input speech signal by quantizing the predicted residual signal. The process involves predictors and a noise shaping filter to enhance the quality of the decoded speech. Another notable patent is a speech coding/decoding system with reduced quantization noise. This invention employs an adaptive quantizer device that adjusts a coefficient called leakage, depending on the prediction gain, to improve the accuracy of speech signal processing.

Career Highlights

Takahiro Nomura is associated with Kokusai Denshin Denwa Co., Ltd., where he has been instrumental in advancing speech signal processing technologies. His innovative approaches have positioned him as a key figure in the industry, contributing to the development of more efficient communication systems.

Collaborations

Nomura has collaborated with notable colleagues, including Shigeru Iizuka and Hideki Honma. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the field of speech technology.

Conclusion

Takahiro Nomura's contributions to speech signal processing through his patents and collaborations highlight his role as an influential inventor in the technology sector. His work continues to impact the way speech signals are processed and understood in modern communication systems.