3V. Tarokh and H. Jafarkhani, A differential detection scheme for transmit diversity, J. Sel. Areas Commun., 2000, 18(7): 1169-1174.
4Y. Jing and B. Hassibi, Three-transmit-antenna space-time codes based on SU(3), IEEE Trans. Signal Processing, 2005, 53(10): 3688-3702.
5X. B. Liang and X. G. Xia, Unitary signal constellations for differential space-time modulation with two transmit antennas: parameteric codes, optimal designs, and bounds, IEEE Trans. Inform. Theory, 2002, 48(8): 2291-2322.
6C. P. Xing, Constructions of unitary space-time codes from number fields, to be published.
7A. Shokrollahi, B. Hassibi, B. Hochwald, and W. Sweldens, Representation theory for high-rate multiple-antenna code design, IEEE Trans. Inform. Theory, 2001, 47(6): 2335-2367.
8H. Wang and X. G. Xia, Upper bounds of rates of complex orthogonal space-time block codes, IEEE Trans. Inform. Theory, 2003, 49(10): 2788-2796.
