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JSAC
2011
215views more  JSAC 2011»
13 years 2 months ago
Opportunistic Spectrum Sharing Schemes for CDMA-Based Uplink MAC in Cognitive Radio Networks
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
Xi Zhang, Hang Su
ICC
2000
IEEE
241views Communications» more  ICC 2000»
13 years 12 months ago
Power Management for Throughput Enhancement in Wireless Ad-Hoc Networks
—In this paper we introduce the notion of power management within the context of wireless ad-hoc networks. More specifically, we investigate the effects of using different trans...
Tamer A. ElBatt, Srikanth V. Krishnamurthy, Dennis...
INFOCOM
2002
IEEE
14 years 13 days ago
QoS and Fairness Constrained Convex Optimization of Resource Allocation for Wireless Cellular and Ad Hoc Networks
— For wireless cellular and ad hoc networks with QoS constraints, we propose a suite of problem formulations that allocate network resources to optimize SIR, maximize throughput ...
David Julian, Mung Chiang, Daniel O'Neill, Stephen...
JSAC
2008
111views more  JSAC 2008»
13 years 7 months ago
The end-to-end rate control in multiple-hop wireless networks: Cross-layer formulation and optimal allocation
In this paper, we study the theoretical problem of the end-to-end rate assignment for multi-hop wireless networks. Specifically, we consider the problem of joint congestion control...
Chengnian Long, Bo Li, Qian Zhang, Bin Zhao, Bo Ya...
JSAC
2006
106views more  JSAC 2006»
13 years 7 months ago
Mathematical Decomposition Techniques for Distributed Cross-Layer Optimization of Data Networks
Abstract--Network performance can be increased if the traditionally separated network layers are jointly optimized. Recently, network utility maximization has emerged as a powerful...
Björn Johansson, Pablo Soldati, Mikael Johans...