Location History:
- Yokohama, JP (2006 - 2008)
- Chiyoda-ku, JP (2009)
Company Filing History:
Years Active: 2006-2009
Title: Yumiko Hiraiwa - Innovator in Voice Recognition Technology
Introduction
Yumiko Hiraiwa is a prominent legal representative and inventor based in Yokohama, Japan. She has made significant contributions to the field of voice recognition technology, holding a total of 4 patents. Her innovative work focuses on enhancing the accuracy and efficiency of voice detection systems.
Latest Patents
Yumiko's latest patents include a variety of groundbreaking devices. One of her notable inventions is the speaking period detection device, which detects the speaking period required for voice recognition processing using a simple and robust approach. This device identifies a speaking period based on the electromyography (EMG) generated when a speaker vocalizes. A large amplitude in the EMG indicates muscular activity during speech, allowing for accurate detection. The EMG can be measured from the speaker's skin through electrodes on a mobile-type terminal, which is typically pressed against the skin during use, ensuring high compatibility with her invention.
Another significant patent is the voice detection device, which comprises a myoelectric signal acquisition part that collects myoelectric signals from various regions during vocalization. This device includes a parameter calculation part that analyzes the fluctuations of these signals relative to a predetermined value. Additionally, it features a vowel vocalization recognition part that determines the timing of vowel vocalization based on the calculated parameters, as well as a vowel specification part that identifies the corresponding vowel based on the fluctuation conditions before and after the specified timing.
Career Highlights
Yumiko Hiraiwa is currently employed at NTT Docomo, Inc., where she continues to develop innovative technologies in voice recognition. Her work has garnered attention for its practical applications and potential to improve communication systems.
Collaborations
Yumiko collaborates with talented individuals in her field, including her coworkers Hiroyuki Manabe and Kouki Hayashi. Their combined expertise contributes to the advancement of voice recognition technologies.
Conclusion
Yumiko Hiraiwa is a trailblazer in the realm of voice recognition technology, with a focus on practical and innovative solutions. Her contributions are shaping the future of communication systems, making her a noteworthy figure in the field of inventions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.