Generalized Concatenation of Encoded CPFSK Modulation. - Armin Häutle; Martin Bossert; Sergo Shavgulidze; Nodar Ugrelidze (Eur. Trans. Telecommun., 2000)

New Generalized Multistream Spatial Modulation for Wireless Communications. - Nodar Ugrelidze; Sergo Shavgulidze; Mariam Sordia (Wireless Days, 2019)

New four-dimensional signal constellations construction. - Nodar Ugrelidze; Sergo Shavgulidze; Mariam Sordia (IET Commun., 2020)

Generalized Multistream Spatial Modulation Based on Frequency-Phase Modulated Signals. - Nodar Ugrelidze; Sergo Shavgulidze; Jürgen Freudenberger (IEEE Wirel. Commun. Lett., 2022)

Four-Dimensional Hybrid Signals with Spatial Modulation Systems. - Nodar Ugrelidze; Sergo Shavgulidze; Besiki Sakhiashvili (ICECET, 2023)

Two-Dimensional Circular Signal Systems. - Nodar Ugrelidze; Sergo Shavgulidze; Irakli Noselidze; Besiki Sakhiashvili (ICFSP, 2023)