This inventor holds 1 USPTO granted patent. Top assignee: Nippon Electric Co., Ltd.. Active years: 1979.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1979
Title: Seiya Shida: Innovator in Frequency-Division Multiplexing
Introduction
Seiya Shida is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of signal transmission technology. His innovative work has led to the development of a unique frequency-division multiplexed signal transmission system.
Latest Patents
Shida holds a patent for a frequency-division multiplexed signal transmission system. This system features multiple individual modulators that modulate respective signals onto distinct carrier frequencies. The design ensures that the carrier frequencies are spaced apart to prevent overlapping of significant parts of the modulated signals. The combined signals are then filtered using comb filters, which effectively suppress portions of the frequency spectra that lie between the significant portions.
Career Highlights
Seiya Shida is associated with Nippon Electric Co., Ltd., where he has been instrumental in advancing communication technologies. His work has garnered attention for its innovative approach to signal processing and transmission.
Collaborations
Shida has collaborated with notable colleagues, including Shigeo Fushimi and Masao Sato. Their combined expertise has contributed to the success of various projects within the company.
Conclusion
Seiya Shida's contributions to frequency-division multiplexing have established him as a key figure in the field of signal transmission technology. His innovative patent reflects his commitment to advancing communication systems.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile