Dr. Watanabe has 40 years of experience in research and development of satellite and mobile communication systems including IMT-2000, IMT-Advanced, WiMAX and 5G. He has been active for a long time in international standardization of mobile communication systems in ITU-R.
He received Piero Fanti International Prize in 1989, the R & D Awards of Radio Systems in 1991, the meritorious Awards on ITU activities in 2001, the Commendation for Science and Technology by the Minister of Education in 2010, and Maejima memorial Awards in 2013, respectively. He is the chairman of Broadband Wireless Access Committee in ARIB. He is a Fellow of IEIEC.