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Connectivity-Based Distributed Coverage Hole Detection in Wireless Sensor Networks
TLDR
We adopt two types of simplicial complexes called $\check{\textrm{C}}$ech complex and Rips complex to capture coverage holes and classify coverage holes to be triangular and non-triangular. Expand
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Green Opportunistic and Efficient Resource Block Allocation Algorithm for LTE Uplink Networks
TLDR
This work proposes a new radio resource allocation scheme for the green uplink Long-Term Evolution (LTE) networks, respecting the SCFDMA constraints. Expand
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Stable throughput and delay performance in cognitive cooperative systems
TLDR
The cognitive cooperative system with coexisting scenario of multiple primary users and one secondary capable of relaying is considered in this study. Expand
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RLC buffer occupancy when using a TCP connection over UMTS
TLDR
This paper analyzes a TCP connection over UMTS radio access bearer in RLC acknowledged mode and shows that an insufficient buffer size degrades the TCP performance. Expand
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Homology-Based Distributed Coverage Hole Detection in Wireless Sensor Networks
TLDR
Homology theory provides new and powerful solutions to address the coverage problems in wireless sensor networks (WSNs). Expand
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An Analytical Model for Evaluating Outage and Handover Probability of Cellular Wireless Networks
TLDR
We consider stochastic cellular networks where base stations locations form a homogeneous Poisson point process and each mobile is attached to the base station that provides the best mean signal power. Expand
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Gain of multi-resource block allocation and tuning in the uplink of LTE networks
TLDR
In this paper, we propose to evaluate the gain of multiple resource block (RB) allocation to user equipments (UEs) on the LTE uplink. Expand
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Reduction algorithm for simplicial complexes
TLDR
In this paper, we aim at reducing power consumption in wireless sensor networks by turning off supernumerary sensors. Expand
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A Layer 2 Scheme of Inter-RAT Handover between UMTS and WiMAX
TLDR
We propose a novel common interworking sublayer (IW sublayer) at layer 2 on RNC and UE to provide a seamless PS inter-RAT handover between UMTS and WiMAX systems. Expand
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An Efficient Subcarrier Assignment Algorithm for Downlink OFDMA
TLDR
In this paper, the rate adaptive optimization (RA) problem, which maximizes the sum of user data rates subject to total power constraint and individual guaranteed rates, is considered. Expand
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