Even-shift orthogonal sequences. - Yasuo Taki; Hiroshi Miyakawa; Mitsutoshi Hatori; Seiichi Namba (IEEE Trans. Inf. Theory, 1969)

On the zero-error capacity of a noisy channel with feedback (Corresp.). - Seiichi Namba; Yasuo Taki (IEEE Trans. Inf. Theory, 1973)

Performance of multimedia broadcasting through ISDB transmission system. - Naoki Kawai; Seiichi Namba; Shigeru Yamazaki (IEEE Trans. Broadcast., 1996)

Separating Encryption and Key Issuance in Digital Rights Management Systems. - Goichiro Hanaoka; Kazuto Ogawa; Itsuro Murota; Go Ohtake; Keigo Majima; Kimiyuki Oyamada; Seiichi Gohshi; Seiichi Namba; Hideki Imai (ACISP, 2003)

Managing Encryption and Key Publication Independently in Digital Rights Management Systems. - Goichiro Hanaoka; Kazuto Ogawa; Itsuro Murota; Go Ohtake; Keigo Majima; Seiichi Gohshi; Kimiyuki Oyamada; Seiichi Namba; Hideki Imai (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2004)

A digital rights management system for digital broadcasting based on home servers. - Yusei Nishimoto; Akitsugu Baba; Tatsuya Kurioka; Seiichi Namba (IEEE Trans. Broadcast., 2006)