Masahiro Tsuboshima

Title: Masahiro Tsuboshima: Innovator in Receiver Device Technology

Introduction

Masahiro Tsuboshima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of telecommunications, particularly in the development of receiver devices. His innovative work has led to the filing of a patent that showcases his expertise and creativity.

Latest Patents

Masahiro Tsuboshima holds a patent for a receiver device, transmit/receive terminal, propagation delay time measurement method, and computer program. This invention includes a channel estimation unit that obtains channel estimation values for a frequency domain based on pilot symbols in an OFDM subcarrier. The device also features an interpolation unit that performs interpolation to ensure the number of samples of channel estimation values is a power of 2. Additionally, a transformation unit transforms the interpolated channel estimation values into a time domain to obtain a delay profile. The power peak position detection unit detects a power peak position of the delay profile to determine a propagation delay time, referencing the signal power of the interpolated portion to identify a suitable power peak position.

Career Highlights

Masahiro Tsuboshima is associated with NEC Corporation, a leading company in the technology sector. His work at NEC has allowed him to focus on advancing telecommunications technology and enhancing the efficiency of communication systems.

Collaborations

One of his notable collaborators is Takashi Mochizuki, with whom he has worked on various projects related to telecommunications and receiver device technology.

Conclusion

Masahiro Tsuboshima's contributions to the field of telecommunications through his innovative patents and work at NEC Corporation highlight his role as a key inventor in advancing technology. His dedication to improving receiver devices continues to impact the industry positively.