Location History:
- Yokohama, JP (1996 - 2007)
- Kanagawa-ken, JP (2005 - 2007)
Company Filing History:
8 out of 27,375 
1 out of 33 Years Active: 1996-2007
Title: Ryoji Abe: Innovator in Digital Signal Processing
Introduction
Ryoji Abe is a prominent inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of digital signal processing, holding a total of 9 patents. His work focuses on developing advanced technologies that enhance the processing of acoustic signals.
Latest Patents
Among his latest patents is a digital signal processing apparatus and method. This invention includes input means for receiving multiple acoustic signals from an external device, a series of interconnected digital signal processing units, and output means for delivering processed acoustic data to another device. Each processing unit is designed to handle shared data elements efficiently, ensuring high-quality signal processing.
Another notable patent is the howling suppression device and method. This invention features a notch filter to eliminate acoustic feedback, along with multiple fast Fourier transformation units for frequency analysis. The system is capable of detecting peak frequencies and specifying filter coefficients, which are essential for effective acoustic feedback suppression.
Career Highlights
Ryoji Abe has worked with notable companies, including Matsushita Electric Industrial Co., Ltd. His experience in these organizations has contributed to his expertise in digital signal processing technologies.
Collaborations
Throughout his career, Ryoji has collaborated with talented individuals such as Masaharu Ikeda and Shin Ito. These partnerships have fostered innovation and the development of cutting-edge technologies in the field.
Conclusion
Ryoji Abe's contributions to digital signal processing have made a significant impact on the industry. His innovative patents and collaborations highlight his dedication to advancing technology in this field.