Satoru Ejima

Title: Satoru Ejima: Innovator in Communication Technology

Introduction

Satoru Ejima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of communication technology, holding a total of 3 patents. His work focuses on enhancing communication systems through innovative devices and methods.

Latest Patents

Ejima's latest patents include a peak power reduction device in communication systems. This device features a unit for dividing digital information into multiple streams and selecting the modulation level of these streams. It also includes a unit for performing singular-value decomposition on the transmission path characteristics and precoding the resultant data. Another notable patent is for a communication apparatus aimed at reducing the operation amount of likelihood calculation in communications using extended mapping. This invention enhances the efficiency of decoding received signals by employing a MAX-LOG approximation.

Career Highlights

Satoru Ejima is currently associated with Hitachi Kokusai Electric Inc., where he continues to develop innovative solutions in communication technology. His work has been instrumental in advancing the capabilities of communication systems, making them more efficient and reliable.

Collaborations

Ejima has collaborated with notable colleagues, including Takehiko Kobayashi and Tatsuhiro Nakada. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Satoru Ejima's contributions to communication technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in communication systems, showcasing the importance of innovation in technology.