By M. Khatib
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Additional info for Advanced Trends in Wireless Communications
No. 127657, pages 9 . , Castillo-Vazquez, B. & Castillo-Vazquez, C. (2010). Average capacity of fso links with transmit laser selection using non-uniform ook signaling over exponential atmospheric turbulence channels, Optics Express 18(19): 20445–20454. Goldsmith, A. (2005). Wireless Communications, Cambridge University Press. Goldsmith, A. J. & Varaiya, P. P. (1997). Capacity of fading channels with channel side information, IEEE Transactions on Information Theory 43(6): 1986–1992. Gradshteyn, I.
3. Human activity measurement at 60 GHz (Rx antenna: horn, channel activity: 4 persons) For the fading of the received signal, large-scale fading as well as small-scale effects are taken into consideration. Here, the large-scale fading at Tx-Rx distance, describes the average behavior of the channel, mainly caused by the free space path loss and the shadowing effect, while the small-scale fading characterizes the signal changes in a local area, only within a range of a few wavelengths (P. Smulders, 2009).
5. Fig. 5. Wireless Gigabit Ethernet at 60 GHz realized by the IETR Fig. 6. Frame structure: a) 32-bits preamble; b) 64-bits preamble This system covers 2 GHz available bandwidth. A differential binary shift keying (DBPSK) modulation and a differential demodulation are adopted at intermediate frequency (IF). In the baseband processing block, an original byte/frame synchronization technique is designed to provide a small value of the preamble false alarm and missing probabilities. Several measurements campaigns have been done for different configurations (LOS, NLOS, antenna depointing) and different environments (gym, hallways).