This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1999-2002.
Company Filing History:
Years Active: 1999-2002
Title: Innovations of Hideki Igarashi
Introduction
Hideki Igarashi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, particularly in the area of communication systems. With a total of 3 patents to his name, Igarashi's work has had a considerable impact on the industry.
Latest Patents
One of Igarashi's latest patents is the "Diversity Receiver." This invention includes a differential detection diversity reception circuit that performs diversity reception using differential detection to output hard decision data. It also features a least-squares combining diversity reception circuit that outputs a differentially decoded result of the hard decision data. Additionally, a selection control circuit produces a selection control signal to choose between the hard decision data and the differentially decoded result based on a predetermined selection basis.
Another significant patent is the "Adaptive Equalizer and Adaptive Equalization Scheme." This adaptive equalizer includes a channel memory length estimator for estimating the channel memory length of a received signal. It employs techniques suitable for channels with fast time-varying characteristics and large delay spreads to reduce the effects of intersymbol interference on the received signal. A selector switches between the adaptive equalizers based on the channel memory length supplied by the estimator, ensuring optimal bit error rate performance.
Career Highlights
Igarashi is currently associated with Mitsubishi Electric Corporation, where he continues to innovate and develop advanced technologies. His work has been instrumental in enhancing communication systems and improving signal processing techniques.
Collaborations
Igarashi has collaborated with Naohito Tomoe, contributing to various projects and advancements in their field. Their partnership has fostered innovation and led to the development of cutting-edge technologies.
Conclusion
Hideki Igarashi's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in communication systems and signal processing.