@inproceedings{TUW-103418, author = {Hugl, Klaus and Laurila, Juha and Bonek, Ernst}, title = {Transformation based downlink beamforming techniques for frequency division duplex systems}, booktitle = {2000 Int. Symposium on Antennas and Propagation (ISAP 2000)}, year = {2000}, pages = {1529--1532}, address = {vol. 4}, url = {http://publik.tuwien.ac.at/files/pub-et_3652.pdf}, note = {talk: Int. Symposium on Antennas and Propagation, Fukuoka, Japan; 2000-08-21 -- 2000-08-25} }