References

[Bar 03]	S. Barbarossa, G. Paccapeli, G. Pecchini, G. Scutari, "Robust Estimation and prediction methods for Time-Variant MIMO Systems", IST ROMATIK D422, July 2003.
[Bar 04]	S. Barbarossa, "Trace-orthogonal design of MIMO systems with simple scalar detectors, full diversity and (almost) full rate", Proc. of IEEE Workshop on Signal Proc. Advances in Wireless Communications, Lisbon, July 2004.
[Bar 05-1]	S. Barbarossa, A. Fasano, "Trace orthogonal space-time coding design for multiuser systems", ICASSP 2005, Philadephia, March 2005.
[Bar 05-2]	S. Barbarossa, F. Bucciarelli "On the connectivity of cooperative and non cooperative wireless communication networks", SPAWC 2005, New York, June 2005.
[Big 02]	E. Biglieri, G. Taricco, A. Tulino, "Performance of Space-Time Codes for large number of Antennas", IEEE Transaction on Information Theory, July 2002.
[BroadWAN]	FP6 - 2002 - IST - 1 Integrated project BROADWAN, Annex 1 "Description of work". Also see http://www.telenor.no/fou/prosjekter/broadwan.
[Con 98]	J.Cong, C.Wu, "An Efficient Algorithm for Performance-Optimal FPGA Technology Mapping with Retiming". IEEE Trans. CAD, V.17, 1998, N9, p.738-748.
[Cha 96]	J. M. Chang, M. Pedram, "Module assignment for low power", Proc. European Design Automation Conf. Sept. 1996, p.376-381.
[Dig 03]	S.N. Diggavi, N. Al-Dhahir, A.R. Calderbank, "Algebraic properties of space-time block codes in intersymbol interference multiple-access channels", IEEE Transactions on Information Theory, Vol. 49, Oct. 2003, pp. 2403 - 2414.
[Elg 03]	H. El Gamal, M.O. Damen, "Universal space-time coding", IEEE Transactions on Information Theory, Vol. 49, May 2003, pp.1097-1119.
[Fos 98]	G. J. Foschini and M. J. Gans, "On limits of wireless communications in a fading multipath environment when using multiple antennas", Wireless Personal Communication, Vol. 6, No. 3, pp. 311--335, March 1998.
[Gar79]	M. R. Garey and D. S. Johnson, Computers and Intractability. A Guide to the Thepry of NP-Completeness, W. H. Freeman and Company, San Francisco, 1979.
[Gol 03]	A. Goldsmith, S.A. Jafar, N. Jindal, and S. Vishwanath, "Capacity Limits of MIMO channels", IEEE Journal on Selected Areas in Communications, Vol. 21, No. 5, June 2003.
[Has 02]	B. Hassibi, B.M. Hochwald, "High-rate codes that are linear in space and time" IEEE Transactions on Information Theory, Vol. 4, Jul 2002, pp. 1804 -1824.
[Hot 03]	A. Hottinen, O. Tirkkonen, R. Wichman, R., Multi-antenna -Transceiver techniques for 3G and beyond, John Wiley & Sons Ltd., 2003.
[Huy 00]	Huy T. Nguyen and Abhijit Chatterjee, "Number-Splitting with Shift-and-Add Decomposition for Power and Hardware Optimisation in Linear DSP Synthesis", IEEE Trans. VLSI, V. 8, N. 4, 2000, p.419-423.
[Jaf 02a]	S. Jafar, G. Foschini, A. Goldsmith, "Phantomnet: Exploring optimal multicellular multiple antenna systems", Prc. Vehicular Technology Conf., 2002, pp. 261-265.
[Jaf 02b]	S. Jafar, A. Goldsmith, "Multiple-Antenna Capacity in Correlated Rayleigh Fading with no side Information", [Online]. Available: http://wsl.stanford.edu/publications.html.
[Jön 02]	G. Jöngren, M. Skoglund, and B. Ottersten, "Combining beamforming and orthogonal space-time block coding," IEEE Transactions onInformation Theory, vol. 48, no. 3, pp. 611-627, Mar. 2002.
[Lar 03]	E. G. Larsson, P. Stoica, Space-time block coding for wireless communications, Cambridge University Press, 2003.
[Ma 03]	X. Ma, G.B. Giannakis, "Full-diversity full-rate complex-field space-time coding", IEEE Transactions on Signal Processing, Vol. 49, Nov. 2003, pp. 2917-2930.
[Mar04a]	E. de Marinis, O. Gasparini, and M. Iarossi, "Channel equalisation at the Mobile Equipment by spectral processing without Cyclic Prefix", Wireless World Research Forum (WWRF 11), Oslo, Norway, 10-11 June, 2004 (ISBN 3-00-013978-8).
[Mar04b]	de Marinis E., Hart M., "Performance aspects of advanced spectral processing MIMO receivers for multi-code reception", 3rd Generation Partnership Project, 3GPP RAN1, meeting 38, Prague (CZ), August 16th, 2004.
[Mar05]	de Marinis E., Gasparini O., Hart M. J., "Advanced Spectral Processing based MIMO receiver algorithms not requiring a Cyclic Prefix. Case study: UMTS-HSDPA, multi-code W-CDMA reception", Vehicular Technology Conference (VTC), Spring 2005, Wireless Access session, May 30th, June 1st, Stockholm, Sweeden.
[Muh 99]	K. Muhammad, K.Roy, "A Novel Design Methodology for High Performance and Low Power Digital Filters". Proc. ICCAD'99, 1999, p.80-84.
[NTT 04]	RP-040461, NTT DoCoMo et al., "Proposed Study Item on Evolved UTRA and UTRAN", TSG-RAN#26, Athens, Greece, 8-10, December 2004.
[Pal 04]	Daniel P. Palomar and Javier R. Fonollosa, "Practical Algorithms for a Family of Waterfilling Solutions", accepted at IEEE Transactions on Signal Processing, (submitted Aug. 2003, revised March 2004) To appear in 2004, ISSN 1053-587X.
[Pal 05]	Daniel P. Palomar and Sergio Barbarossa, "Designing MIMO Communication Systems: Constellation Choice and Linear Transceiver Design", IEEE Transactions on Signal Processing, Volume 53, Issue 10, Oct. 2005, pp.3804-3818.
[Paul 03]	A. Paulraj, R. Nabar, D. Gore, D., Introduction to space-time wireless communications, Cambridge University Press, 2003.
[Rab 98]	J.Rabaey, M.Wan, "An Energy-Conscious Exploration Methodology for Reconfigurable DSPs". Proc. DATE' 98, 1998, p.341-342.
[Ray 98]	K. J. Ray, A.Y. Wu, A. Raghupthy, J. Chen, "Algorithm-Based Low-Power and High-Performance Multimedia Signal Processing". Proc. IEEE, V. 86, N. 6, 1998, p. 1155-1202.
[Sca 02]	A. Scaglione, P. Stoica, S. Barbarossa, G.B. Giannakis, H. Sampath, "Optimal design for space-time linear precoders and decoders", IEEE Trans. on Signal Processing, vol. 50, pp. 1051-1064, May 2002.
[Sca 99]	A. Scaglione, G.B. Giannakis, S. Barbarossa, "Redundant filterbank precoders and equalizers - Part I: Unification and optimal design", IEEE Trans. on Signal Processing, vol. 47, pp. 1988-2006, July 1999.
[Scu 03]	G. Scutari, G. Paccapeli, S. Barbarossa, "Concatenated space-time coding with optimal trade-off between diversity and coding gains", Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing, 2003 (ICASSP '03), Volume: 4 , pp. 333-336, 6-10 April 2003.
[Scu 05]	G. Scutari, S. Barbarossa, "Distributed space-time coding for regenerative relay networks", IEEE Transactions on Wireless Communications, Volume 4, Issue 5, Sept. 2005, pp.2387 - 2399.
[Sho 01]	A. Shokrollahi, B. Hassibi, B.M. Hochwald, W. Sweldens, "Representation theory for high-rate multiple-antenna code design", IEEE Trans. on Information Theory, pp. 2335-2367, Sept. 2001.
[Tel 95]	E. Telatar, "Capacity of multi-antenna Gaussian channels", AT&T-Bell Labs Internal Tech. Memo, Oct. 1995.
[Tel 99]	I.E.Telatar, "Capacity of multi--antenna Gaussian channel", European Trans. on Telecommunications, vol. 10, pp. 585-95, Nov/Dec 1999.
[TR 25.892]	3GPP TR 25.892 (V6.0.0). Feasibility Study for Orthogonal Frequency Division Multiplexing (OFDM) for UTRAN enhancement. 2004-06.
[TR 25.913]	3GPP TR 25.913 (V2.1.0). Requirements for Evolved UTRA and UTRAN. 2005-05.
[Vis 01]	Visotsky, Madhow, "Space-time transmit precoding with imperfect feedback", IEEE Trans. on Information Theory, Vol. 47, pp. 2632 -2639, Sep 2001.
[Vuc 03]	B. Vucetic, J. Yuan, Space-time coding, Wiley, New York, 2003.
[Xin 02]	Y. Xin, G.B. Giannakis, "High-rate space-time layered OFDM, IEEE Communications Letters, Volume: 6, Issue: 5, May 2002, pp. 187 -189.
[You 03]	W.M. Younis, A.H. Sayed, N. Al-Dhahir, "Efficient adaptive receivers for joint equalization and interference cancellation in multiuser space-time block-coded systems", IEEE Trans. on Signal Processing, pp. 2849- 2862.
[Yu 01]	W. Yu, W. Rhee, S. Boyd and J. Cioffi, "Iterative water-filling for vector multiple access channels, " in Proc. IEEE Int. Symp. Information Theory, 2001.
[Zhe 03]	L. Zheng, D.N.C. Tse, "Diversity and multiplexing: a fundamental tradeoff in multiple-antenna channels", IEEE Trans. on Information Theory, Vol. 49, pp. 1073-1096, May 2003.
[Zho 01]	S. Zhou, G.B. Giannakis, "Optimal Transmitter Eigenbeamforming in Space-Time Block Coding based on Channel Correlation", Submitted to IEEE Trans on Inf. Theory on September 2001.
[Zho 01]	S. Zhou, G.B. Giannakis, "Space time coded transmissions with maximum diversity gains over frequency-selective multipath fading channels", IEEE Trans. Inform. Theory, (May 2001).
[Zho 02]	S. Zhou, G.B. Giannakis, "Optimal Transmitter Eigenbeamforming in Space-Time Block Coding based on Channel Mean Feedback", IEEE Trans on Sig. Proc., October 2002.