Location History:
- Tokyo, JP (2020)
- Musashino, JP (2024)
Company Filing History:
4 out of 5,290 
2 out of 151 
1 out of 42,508 
Years Active: 2020-2025
Title: Rintaro Ikeshita: Innovator in Acoustic Signal Processing
Introduction
Rintaro Ikeshita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of acoustic signal processing, holding a total of 7 patents. His work focuses on enhancing sound quality and optimizing sound source extraction, which has applications in various industries.
Latest Patents
Ikeshita's latest patents include an acoustic signal enhancement device, an acoustic signal enhancement method, and a program. The acoustic signal enhancement device is designed to receive a recording sound obtained by frequency division and update parameters. It features a beamformer unit that performs processing based on a weighted spatial covariance matrix, a switch unit that updates the switch weight and power of a target sound, and a weighted spatial covariance estimation unit that updates the covariance matrix based on the switch weight and power.
Another notable patent is the target source signal generation apparatus, which utilizes an optimization algorithm for high-speed sound source extraction. This device includes an optimization unit that optimizes a separation matrix using an observed signal, along with auxiliary function calculation and separation filter calculation units that work together to achieve effective sound source separation.
Career Highlights
Throughout his career, Rintaro Ikeshita has worked with leading companies such as Nippon Telegraph and Telephone Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to develop innovative technologies that push the boundaries of acoustic signal processing.
Collaborations
Ikeshita has collaborated with notable colleagues, including Tomohiro Nakatani and Shoko Araki. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Rintaro Ikeshita is a distinguished inventor whose work in acoustic signal processing has led to several innovative patents. His contributions continue to influence the field and enhance sound technology applications.