235 search results - page 26 / 47 » Rate and Power Allocation in Fading Multiple Access Channels |
PIMRC
2010
IEEE
13 years 5 months ago
2010
IEEE
This study addresses the general problem of efficient resource management in wireless networks with arbitrary timevarying topologies. Communication channels are assumed to generall...
GLOBECOM
2009
IEEE
13 years 5 months ago
2009
IEEE
Maintaining fairness using weighting factors is a common approach in resource allocation. However, computing weighting factors for multiservice wireless networks is not trivial bec...
CORR
2010
Springer
13 years 8 months ago
2010
Springer
In this paper, we provide a new achievable ergodic secrecy rate region for the multiple access wiretap channel in fading. Our achievable scheme is based on repeating each symbol at...
VTC
2006
IEEE
14 years 1 months ago
2006
IEEE
—Transmitter-based signal pre-processing is investigated for the two-dimensional (2-D) OFDM-CDMA (orthogonal frequency division multiplexing, code division multiple access) forwa...
CORR
2010
Springer
13 years 8 months ago
2010
Springer
The capacity region of the N-sender additive white Gaussian noise (AWGN) multiple access channel (MAC) with feedback is not known in general, despite significant contributions by C...