Multi-antenna system for a handy phone to reduce influence by user's hand. - Tomoaki Nishikido; Yutaka Saito; Makoto Hasegawa; Hiroshi Haruki; Yoshio Koyanagi; Kiyoshi Egawa (PIMRC, 2003)

A planar sector antenna suitable for small WLAN card terminal. - Hiroyuki Uno; Yutaka Saito; Gen-Ichiro Ohta; Hiroshi Haruki; Yoshio Koyanagi; Kiyoshi Egawa (PIMRC, 2003)

A New Mutable Nonlinear Transformation Algorithm for S-box. - Atsushi Watanabe; Hiroshi Haruki; Shun Shimotomai; Takeshi Saito; Tomoyuki Nagase; Yoshio Yoshioka; Yoshiei Hasegawa (AINA Workshops (1), 2007)