Roger Varea, Sandra; Cabrejas Peñuelas, Jorge; Calabuig Soler, Daniel; Monserrat del Río, José Francisco; Fouad, Yaser; Gohary, Ramy H.; Yanikomeroglu, Halim(Instituto de Telecomunicaciones y Aplicaciones Multimedia (iTEAM), 2014)
[EN] Current cellular technologies are based on the concept of coherent communication, in which the channel matrix used for demodulation is estimated via reference or pilot signals. Coherent systems involve a significant ...
Cabrejas Peñuelas, Jorge; Roger Varea, Sandra; Calabuig Soler, Daniel; Fouad, Yaser M. M.; Gohary, Ramy H.; Monserrat del Río, José Francisco; Yanikomeroglu, Halim(Institute of Electrical and Electronics Engineers (IEEE), 2016-06-14)
[EN] This paper investigates the use of non-coherent communication techniques for open-loop transmission over temporally-correlated Rayleigh-fading MIMO channels. These techniques perform data detection without knowing the ...
Calabuig Soler, Daniel; Gohary, Ramy H.; Yanikomeroglu, Halim(Institute of Electrical and Electronics Engineers (IEEE), 2016-01)
[EN] This paper studies the optimal points in the capacity region of Gaussian multiple access channels (GMACs) with constant fading, multiple antennas, and various power constraints. The points of interest maximize general ...
Fouad, Yaser M. M.; Gohary, Ramy H.; Cabrejas Peñuelas, Jorge; Yanikomeroglu, Halim; Calabuig Soler, Daniel; Roger Varea, Sandra; Monserrat del Río, José Francisco(Institute of Electrical and Electronics Engineers (IEEE), 2015-03)
In this paper, we consider the application of non-coherent Grassmannian signalling in practical multi-channel-frequency-flat multiple-input multiple-output (MIMO) wireless communication systems. In these systems, Grassmannian ...