Time and frequency synchronisation in optical wireless OFDM networks. - Birendra Ghimire; Irina Stefan; Hany Elgala; Harald Haas (PIMRC, 2011)

Optical Wireless OFDM System on FPGA: Study of LED Nonlinearity Effects. - Irina Stefan; Hany Elgala; Raed Mesleh; Dominic C. O'Brien; Harald Haas (VTC Spring, 2011)

Study of dimming and LED nonlinearity for ACO-OFDM based VLC systems. - Irina Stefan; Hany Elgala; Harald Haas (WCNC, 2012)

Area spectral efficiency performance comparison between VLC and RF femtocell networks. - Irina Stefan; Harald Burchardt; Harald Haas (ICC, 2013)

Analysis of Optimal Placement of LED Arrays for Visible Light Communication. - Irina Stefan; Harald Haas (VTC Spring, 2013)

Hybrid Visible Light and Radio Frequency Communication Systems. - Irina Stefan; Harald Haas (VTC Fall, 2014)