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CORR
2010
Springer
108views Education» more  CORR 2010»
13 years 7 months ago
Sum-Capacity and the Unique Separability of the Parallel Gaussian MAC-Z-BC Network
—THIS PAPER IS ELIGIBLE FOR THE STUDENT PAPER AWARD. It is known that the capacity of parallel (e.g., multi-carrier) Gaussian point-to-point, multiple access and broadcast channe...
Viveck R. Cadambe, Syed Ali Jafar
ESA
2009
Springer
149views Algorithms» more  ESA 2009»
14 years 3 months ago
Approximability of OFDMA Scheduling
In this paper, we study the complexity and approximability of the orthogonal frequency-division multiple access (OFDMA) scheduling problem with uniformly related communication chan...
Marcel Ochel, Berthold Vöcking
ICC
2008
IEEE
127views Communications» more  ICC 2008»
14 years 3 months ago
Power and Bandwidth Allocation in Cooperative Dirty Paper Coding
—The cooperative dirty paper coding (DPC) rate region is investigated in a two-transmitter two-receiver network with full channel state information available at all terminals. Th...
Chris T. K. Ng, Nihar Jindal, Andrea J. Goldsmith,...
ICC
2008
IEEE
125views Communications» more  ICC 2008»
14 years 3 months ago
Asymptotic Performance of DS-CDMA with Linear MMSE Receiver and Limited Feedback
Abstract—Signature quantization for reverse-link Direct Sequence (DS)- Code Division Multiple Access (CDMA) is considered. A receiver assumed to have perfect estimates of channel...
Wiroonsak Santipach
TWC
2008
143views more  TWC 2008»
13 years 8 months ago
Power-efficient wireless OFDMA using limited-rate feedback
Emerging applications involving low-cost wireless sensor networks motivate well optimization of multi-user orthogonal frequency-division multiple access (OFDMA) in the power-limite...
Antonio G. Marqués, Georgios B. Giannakis, ...