Company Filing History:
Years Active: 1995-2000
Title: Shigeki Moriyama: Innovator in Signal Processing
Introduction
Shigeki Moriyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of signal processing, holding a total of 3 patents. His work focuses on methods and apparatuses for demodulating amplitude-modulated signals and transmitting information signals.
Latest Patents
One of Moriyama's latest patents is a method of an apparatus for demodulating amplitude-modulated signals. This innovative approach involves a demodulating method that utilizes an amplitude phase shift keying system. The method sets signal points as information codes on a complex plane, allowing for effective amplitude modulation. The process includes determining threshold values based on the amplitude value of received signals, which aids in accurately demodulating the amplitude component.
Another significant patent involves methods and apparatuses for the transmission and reception of information. This invention generates multiple block signals based on an information signal and creates parity block signals to ensure data integrity. The frame signal, which contains both data and parity block signals, is then transmitted, enhancing the reliability of information transfer.
Career Highlights
Throughout his career, Shigeki Moriyama has worked with prominent companies such as Hitachi, Ltd. and Nippon Hoso Kyokai. His experience in these organizations has allowed him to refine his skills and contribute to advancements in technology.
Collaborations
Moriyama has collaborated with notable coworkers, including Masafumi Saito and Toru Kuroda. Their joint efforts have likely fostered innovation and creativity in their respective projects.
Conclusion
Shigeki Moriyama's contributions to signal processing through his patents and career experiences highlight his role as an influential inventor. His work continues to impact the field, showcasing the importance of innovation in technology.