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CORR
2010
Springer
248views Education» more  CORR 2010»
13 years 7 months ago
Optimal Spectrum Sharing in MIMO Cognitive Radio Networks via Semidefinite Programming
Abstract--In cognitive radio (CR) networks with multipleinput multiple-output (MIMO) links, secondary users (SUs) can exploit "spectrum holes" in the space domain to acce...
Ying Jun Zhang, Anthony Man-Cho So
SECON
2007
IEEE
14 years 1 months ago
An Externality-based Decentralized Optimal Power Allocation Scheme for Wireless Mesh Networks
— The rapidly growing demand for wireless communication makes efficient power allocation a critical factor in the network’s efficient operation. Recently power allocation in ...
Shrutivandana Sharma, Demosthenis Teneketzis
GLOBECOM
2009
IEEE
14 years 2 months ago
Joint Power and Channel Resource Allocation for F/TDMA Decode and Forward Relay Networks
—In this paper, we study the joint power and channel resource allocation problem for a multiuser F/TDMA decodeand-forward (DF) relay network under per-node power constraints and ...
Yin Sun, Yuanzhang Xiao, Ming Zhao 0001, Xiaofeng ...
CORR
2007
Springer
117views Education» more  CORR 2007»
13 years 7 months ago
The Impact of CSI and Power Allocation on Relay Channel Capacity and Cooperation Strategies
Capacity gain from transmitter and receiver cooperation are compared in a relay network where the cooperating nodes are close together. Under quasi-static channels, when all nodes...
Chris T. K. Ng, Andrea J. Goldsmith
ICC
2011
IEEE
215views Communications» more  ICC 2011»
12 years 7 months ago
Optimal Packet Scheduling in a Broadcast Channel with an Energy Harvesting Transmitter
—In this paper, we investigate the transmission completion time minimization problem in a two-user additive white Gaussian noise (AWGN) broadcast channel, where the transmitter i...
Jing Yang, Omur Ozel, Sennur Ulukus