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ICC
2011
IEEE
225views Communications» more  ICC 2011»
12 years 11 months ago
Throughput-Optimal Half-Duplex Cooperative Scheme with Partial Decode-Forward Relaying
Abstract—We study a cooperative communication system consisting of two users in half duplex mode communicating with one destination over additive white Gaussian noise (AWGN). Coo...
Ahmad Abu Al Haija, Mai Vu
TWC
2010
13 years 6 months ago
Efficient Spectrum Leasing via Randomized Silencing of Secondary Users
In this paper, a primary (licensed) user leases part of its resources to independent secondary (unlicensed) terminals in exchange for a tariff in dollars per bit, under the constra...
Rocco Di Taranto, Petar Popovski, Osvaldo Simeone,...
TCOM
2011
83views more  TCOM 2011»
13 years 7 months ago
Minimizing Sum-MSE Implies Identical Downlink and Dual Uplink Power Allocations
—Minimizing the sum of mean squared errors using linear transceivers under a sum power constraint in the multiuser downlink is a non-convex problem. Existing algorithms exploit a...
Adam J. Tenenbaum, Raviraj S. Adve
TCOM
2010
79views more  TCOM 2010»
13 years 10 months ago
On optimum selection relaying protocols in cooperative wireless networks
—In this letter, the outage probabilities of selection relaying protocols are analyzed and compared for cooperative wireless networks. It is assumed that both source and relay us...
Weifeng Su, Xin Liu
JSAC
2007
115views more  JSAC 2007»
14 years 19 hour ago
Energy aware power allocation strategies for multihop-cooperative transmission schemes
Abstract— This paper deals with a cooperative decoded relaying scheme in multihop wireless network and the corresponding transmitters power allocation strategies for nodes belong...
Stefano Savazzi, Umberto Spagnolini
35
Voted
JSAC
2007
98views more  JSAC 2007»
14 years 20 hour ago
Optimum Power Allocation for Single-User MIMO and Multi-User MIMO-MAC with Partial CSI
Abstract— We consider both the single-user and the multiuser power allocation problems in MIMO systems, where the receiver side has the perfect channel state information (CSI), a...
Alper Soysal, Sennur Ulukus
SECON
2007
IEEE
14 years 6 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