Forward Link Beamforming Performances of FDD-SDMA Packet Cellular Testbed System. - Yoshiaki Amano; Masafumi Hirono; Takashi Inoue; Toshio Kawazawa (PIMRC, 2005)

Direction of Arrival Detection System for Radio Surveillance: Frequency Spectrum Analysis of CDMA and Jamming Waves. - Koichi Ichige; Mitsuharu Imai; Hiroyuki Arai; Masayuki Nakano; Masafumi Hirono (VTC Spring, 2006)