A physical layer implementation of IEEE 802.22 prototype. - Keat-Beng Toh; Masayuki Takekawa; Keigo Hasegawa; Kei Yanagisawa; Seishi Sasaki; Masahiro Asano (ICON, 2012)

Field experiment of long-distance broadband communications in TV white space using IEEE 802.22 and IEEE 802.11af. - Kentaro Ishizu; Keigo Hasegawa; Keiichi Mizutani; Hirokazu Sawada; Kei Yanagisawa; Keat-Beng Toh; Takeshi Matsumura; Seishi Sasaki; Masahiro Asano; Homare Murakami; Hiroshi Harada (WPMC, 2014)