Dr. Kohei Satoh joined the Electrical Communication Laboratories, Nippon Telegraph and Telephone Public Corporation (NTT), Japan, in 1975, and transferred to NTT Mobile Communications Network, Inc. (NTT DoCoMo) in 1992. Since 1975, he has been engaged in the research on radio propagation for satellite communication systems, research and development of mobile satellite communications and mobile communications systems. After 1985, he has been also engaged in standardization activities of mobile satellite services in ITU-R and international alliance activities for IMT-2000. He has been a President and CEO of DoCoMo Communications Laboratories Europe GmbH in Munich, Germany, from November 2000 to May 2002.
In July 2002, he moved from NTT DoCoMo to Association of Radio Industries and Businesses (ARIB). He is now an Executive Manager on Standardization of ARIB, and his current job is to promote He has actively participated in ITU-R Working Party 5D (WP5D), Third-Generation Partnership Project (3GPP), APT Wireless Group (AWG) and China, Japan and Korea (CJK) IT Standards meeting since he joined ARIB. He is currently Chairman of AWG and Secretary General of the 5th Generation Mobile Communications Promotion Forum (5GMF).