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(20897 results)-
Whitepapers
Optimal Energy-Delay Tradeoff Policies in Cognitive Radio Networks
November 21, 2012 12:00am PST
Cognitive Radio (CR) has been considered as a promising technology to enhance spectrum efficiency via opportunistic transmission at link level. The authors consider Opportunistic Spectrum Access...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
A Robust WiMAX Scheduler for EPON-WiMAX Networks
November 21, 2012 12:00am PST
The integration of WiMAX networks with EPON networks capitalizes on the large availability of bandwidth in optical access networks with the mobility provided by wireless technologies. In this...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Community Detection in an Integrated Internet of Things and Social Network Architecture
November 21, 2012 12:00am PST
In this paper, the authors propose a community detection scheme in an integrated Internet of Things (IoT) and Social Network (SN) architecture. The paper takes a graph mining approach to solve the...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
GROOV: A Geographic ROuting Over VANETs and Its Performance Evaluation
November 21, 2012 12:00am PST
Owing to the features of erratic speeds and varying topography and requirements of minimum delay and high application reliability in terms of data delivery and security, existing MANET routing...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Design and Analysis for Reliable Broadcast Transmission in Energy Harvesting Networks
November 21, 2012 12:00am PST
In this paper, the authors study the reliable broadcast transmission in energy harvesting networks. In addition to employ the erasure-based coding scheme to cope with the packet loss, they deal...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
Pilot Design and Channel Estimation for Uplink Block Spread CDMA
November 21, 2012 12:00am PST
In this paper, the authors propose the pilot design and channel estimation schemes for uplink Block-Spread Code Division Multiple Access (BS-CDMA) systems. In particular, they propose the use of a...
Provided by: Institute of Electrical and Electronics Engineers
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Whitepapers
QoS-Based Power Control and Resource Allocation in OFDMA Femtocell Networks
November 21, 2012 12:00am PST
This paper proposes a new joint power control and resource allocation algorithm in OFDMA femtocell networks. The authors consider both QoS constrained High-Priority (HP) and Best-Effort (BE) users...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Singleton Spectrum Mobility Games With Incomplete Information
November 21, 2012 12:00am PST
In Cognitive Radio Networks (CRNs), Secondary Users (SUs) are provided opportunities to access Primary Users' (PUs') idle spectrums but the availability of spectrums is dynamic due to PUs'...
Provided by: Shanghai Institute of Applied Physics, Chinese Academy of Sciences
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Whitepapers
Adaptive CAC for SVC Video Traffic in IEEE 802.16 Networks
November 21, 2012 12:00am PST
Call Admission Control is a key function that guarantees the Quality of Service (QoS) for users. In radio networks, this function is usually based on traffic models and ensures that sessions are...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Cost and Efficiency Analysis of Hierarchical SIGMA
November 21, 2012 12:00am PST
To facilitate seamless Internet connectivity to mobile nodes, the authors earlier proposed SIGMA, a transport layer mobility management protocol. However, frequent handoff of the mobile nodes...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Optimizing Cell Size for Energy Saving in Cellular Networks With Hybrid Energy Supplies
November 21, 2012 12:00am PST
Green communications has received much attention recently. For cellular networks, the Base Stations (BSs) account for more than 50 percent of the energy consumption of the networks. Therefore,...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
CPTT: A High-Throughput Coding-Aware Routing Metric for Multi-Hop Wireless Networks
November 21, 2012 12:00am PST
Network coding is widely recognized as a promising approach to increase the throughput of wireless networks. In order to maximize the benefit of network coding, the consideration of potential...
Provided by: University of Florence
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Whitepapers
Joint Optimization for MIMO AF Multiple-Relay Systems With Correlated Channel Uncertainties
November 21, 2012 12:00am PST
In the paper, the source/relays-pre-coders and destination-equalizer combined optimization is proposed in a dual-hop Multiple-Input Multiple-Output (MIMO) Amplify-and-Forward (AF) multiple-relay...
Provided by: National Chung Cheng University
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Whitepapers
Topology-Aware Virtual Network Embedding Through Bayesian Network Analysis
November 21, 2012 12:00am PST
Multiple heterogeneous virtual networks are given the ability to run on a shared infrastructure simultaneously as independent slices in the network virtualization environment. However, a major...
Provided by: Beijing University of Posts and Telecommunications
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Whitepapers
QoS-Aware Multi-Plane Routing for Future IP-Based Access Networks
November 21, 2012 12:00am PST
With the increasing interest in continuous media streaming applications such as audio and video, Quality of Service (QoS) is becoming more and more important. Providing QoS guarantees in packet...
Provided by: University of Ljubljana
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Whitepapers
Tackling Co-existence and Fairness Challenges in Autonomous Demand Side Management
November 21, 2012 12:00am PST
Consider a smart grid system in which every user may or may not choose to participate in Demand Side Management (DSM). This will lead to a general co-existence problem between participant and...
Provided by: Institute of Electrical & Electronic Engineers
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Whitepapers
Performance Analysis of AF Cooperative Systems with HPA Nonlinearity in Semi-Blind Relays
November 21, 2012 12:00am PST
In this paper, dual-hop Amplify-and-Forward (AF) cooperative systems in the presence of High-Power Amplifier (HPA) nonlinearity at semi-blind relays are investigated. Based on the modified AF...
Provided by: INRS
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Whitepapers
Energy Efficiency and Deployment Efficiency Tradeoff for Heterogeneous Wireless Networks
November 21, 2012 12:00am PST
To meet the global challenge of reducing greenhouse gas emissions and the explosion demand of wireless data traffic, green architecture design is becoming a critical issue for mobile network...
Provided by: Huawei Technologies
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Whitepapers
Outage Probability of Wireless Ad Hoc Networks With Cooperative Relaying
November 21, 2012 12:00am PST
In this paper, the authors analyze the performance of cooperative transmissions in wireless ad hoc networks with random node locations. According to a contention probability for message...
Provided by: Australian National University
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Whitepapers
All Your Face Are Belong to Us: Breaking Facebook's Social Authentication
November 21, 2012 12:00am PST
Two-factor authentication is widely used by high-value services to prevent adversaries from compromising accounts using stolen credentials. Facebook has recently released a two-factor...
Provided by: Politecnico di Bari
