691 search results - page 4 / 139 » Communicating Under Channel Uncertainty |
CISS
2007
IEEE
14 years 1 months ago
2007
IEEE
— We consider wireless multicasting where a source of common information is transmitted to a group of receivers over block fading channels. Communication between the transmitter ...
TWC
2008
13 years 7 months ago
2008
Abstract--Assuming imperfect channel estimation, we propose an improved detector for orthogonal frequency-division multiplexing (OFDM) systems over a frequency-selective fading cha...
GLOBECOM
2009
IEEE
13 years 5 months ago
2009
IEEE
In this work we study optimal coding strategies for bidirectional relaying under the condition of arbitrarily varying channels. We consider a three-node network where a relay node ...
WIMOB
2008
IEEE
14 years 1 months ago
2008
IEEE
—In this paper, link level adaptation algorithms in a system applying spatial multiplexing in the presence of channel uncertainty are considered. The first part of this paper de...
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE