Performance improvement of multi-user chaos MIMO transmission scheme using dirty paper coding. - Naoto Horiike; Eiji Okamoto; Tetsuya Yamamoto (APCC, 2017)

Performance improvement of chaos MIMO transmission scheme by LDPC code concatenation using symbol MAP detection and STBC. - Naoto Horiike; Eiji Okamoto; Tetsuya Yamamoto (ICOIN, 2017)

Sparse chaos code multiple access scheme achieving larger capacity and physical layer security. - Eiji Okamoto; Naoto Horiike; Tetsuya Yamamoto (WPMC, 2017)

Chaos MIMO-based downlink non-orthogonal multiple access scheme with physical layer security. - Naoto Horiike; Hiroki Kitagawa; Eiji Okamoto; Tetsuya Yamamoto (CCNC, 2018)

Large-Scale Grant-Free Sparse Chaos Code Multiple Access Scheme for 5G IoT. - Eiji Okamoto; Naoto Horiike; Tetsuya Yamamoto (VTC Fall, 2018)

A downlink non-orthogonal multiple access scheme having physical layer security. - Naoto Horiike; Eiji Okamoto; Tetsuya Yamamoto (EURASIP J. Wirel. Commun. Netw., 2018)