Ikuo Kawasumi

Title: Ikuo Kawasumi: Innovator in Mobile Communication Technology

Introduction

Ikuo Kawasumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of mobile communication technology. With a total of 2 patents, his work focuses on improving the accuracy and efficiency of mobile communication systems.

Latest Patents

Kawasumi's latest patents include a "System and method for estimating location of mobile station." This invention addresses the challenge of accurately estimating the location of a mobile station in a mobile communication system. The system involves cooperation between the mobile station and several base stations to enhance location estimation. The base stations measure the receipt levels of radio waves from the mobile station and communicate this information to a position management center. The center then instructs the mobile station to stabilize the receipt levels, allowing for accurate distance measurements and location estimation.

Another notable patent is the "Code-division multiple-access receiver with sequential processing." This invention outlines a method for a code-division multiple-access receiver to estimate symbol values in received baseband signals. The process involves using despreading codes to estimate symbols and iteratively refining these estimates to improve accuracy. This innovative approach enhances the performance of mobile communication systems.

Career Highlights

Kawasumi is currently employed at Oki Electric Industry Co., Ltd., where he continues to develop cutting-edge technologies in mobile communications. His work has been instrumental in advancing the capabilities of mobile communication systems, making them more reliable and efficient.

Collaborations

Throughout his career, Kawasumi has collaborated with notable colleagues, including Hiroki Sugimoto and Kenji Horiguchi. These collaborations have fostered innovation and contributed to the success of various projects within the company.

Conclusion

Ikuo Kawasumi's contributions to mobile communication technology have significantly impacted the industry. His innovative patents and collaborative efforts continue to drive advancements in this vital field.