A GPS Synchronized, Long-Range Uplink-Only Radio Designed for IoT. - Seiji Kobayashi; Nabil Loghin; Ryoji Ikegaya; Hiroyuki Kamata; Katsuyuki Tanaka; Sachio Iida; Yusuke Yoneyama; Toshihiro Fujiki; Masanori Sato (ICC, 2018)