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IARIA
(743 results)-
White Papers
Practical Performance Measurements and Analysis of IEEE 802.16 Networks
July 11, 2011, 12:00am PDT
IEEE 802.16 standard defines the wireless broadband technology called WiMAX. When compared to other wireless technologies, it introduces many interesting advantages at PHYsical (PHY) and media...
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White Papers
Performance Evaluation for DSRC Vehicular Safety Communication: A Semi-Markov Process Approach
July 11, 2011, 12:00am PDT
In this paper, an analytic model is proposed for the performance evaluation of vehicular safety related services in the Dedicated Short Range Communications (DSRC) system on highways. The...
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White Papers
A Resource Management Strategy to Support VoIP Across Ad Hoc IEEE 802.11 Networks
July 11, 2011, 12:00am PDT
This paper describes the concept of the resource management strategy in ad hoc networks for rescue operations. The presented strategy is a result of the new outlook on the IEEE 802.11 networks...
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White Papers
QoS Signaling for Service Delivery in NGN/NGS Context
July 11, 2011, 12:00am PDT
The evolution of next generation network raises the issue of exploiting customizable services for a nomadic user within the environment of heterogeneity and mobility. In this paper, the E2E QoS...
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White Papers
Vulnerability of MRD-Code-Based Universal Secure Error-Correcting Network Codes Under Time-Varying Jamming Links
July 11, 2011, 12:00am PDT
In order to provide reliable and secure communication against eavesdroppers and jammers over networks, Universal Secure Error-Correcting Network Codes (USECNC) based on Maximum-Rank-Distance (MRD)...
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White Papers
A Robust Periodogram-Based IFO Estimation Scheme for OFDM-Based Wireless Systems
July 11, 2011, 12:00am PDT
In this paper, the authors propose a new periodogram-based Integer Frequency Offset (IFO) estimation scheme robust to the Fractional Frequency Offset (FFO) variation. The authors first observe the...
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White Papers
Testing Triple Play Services Over Open Source IMS Solution for Various Radio Access Networks
July 11, 2011, 12:00am PDT
Nowadays, with the development of next generation networks, new standards for voice and video services have been introduced, and VoIP (Voice over IP) has become a very popular protocol. It leads...
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White Papers
Novel Load Balancing Scheduling Algorithms for Wireless Sensor Networks
July 11, 2011, 12:00am PDT
In this paper, optimal scheduling mechanisms are developed for packet forwarding in wireless sensor networks, where clusterheads are gathering information. The objective is to monitor real-life...
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White Papers
The Impact of Control Information Prioritization on QoS Performance Metrics
July 11, 2011, 12:00am PDT
Real-time protocols such as Real-time Transport Protocol (RTP) and its companion protocol Real-time Transport Control Protocol (RTCP) are the solution for customers who have progressively come to...
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White Papers
Quality of Services Assurance for Multimedia Flows Based on Content-Aware Networking
July 11, 2011, 12:00am PDT
This paper proposes a new architectural solution to support Quality of Services (QoS) for real time media flows in a multi-domain system based on new concepts as Content-Aware Networks (CAN) and...
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White Papers
QoS for Wireless Mesh: MAC Layer Enhancements
June 28, 2010, 12:00am PDT
Wireless mesh networks present MAC design challenges beyond those of WLANs. Abundant hidden nodes increase the number of collisions. This, combined with the correlated access needed when...
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White Papers
Interactive Internet Television for Mobile Devices and Large-Scale Areas
June 28, 2010, 12:00am PDT
In coming years it is supposed that importance of the Internet television technology will grow and also number of households and subscribers paying for this service will be increasing. It is also...
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Whitepapers
Evaluation of Distributed SOAP and Restful Mobile Web Services
January 12, 2012, 12:00am PST
Even mobile Web Services are still provided using servers that usually reside in the core networks. Main reason for not providing large and complex Web Services from resource limited mobile...
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Whitepapers
Multicast Group Management for Users of Heterogeneous Wireless Networks
July 18, 2012, 12:00am PDT
Today mobile devices are typically equipped with multiple access network interfaces. Another important issue is a coexistence of heterogeneous wireless access networks. The selection of optimal...
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Whitepapers
Joint Source-Relay Precoding with MMSE-Based Interference Suppression in Two-Way MIMO Amplify and Forward Relays
June 19, 2012, 12:00am PDT
In this paper, the authors consider a two-way Multiple Input Multiple Output (MIMO) Amplify-and-Forward (AF) relay system, where interference is observed at the relay node during the Multiple...
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Whitepapers
Message Scheduling and Forwarding in Congested DTNs
August 16, 2012, 12:00am PDT
Multi-copy utility-based routing has been considered as one of the most applicable approaches to effective message delivery in Delay Tolerant Networks (DTNs). By allowing multiple message replicas...
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White Papers
Customer Security Concerns in Cloud Computing
July 11, 2011, 12:00am PDT
There is no consensus about what exactly cloud computing is, but some characteristics are clearly repeated. It is a new distributed computing and business paradigm. It provides computing power,...
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White Papers
Target Tracking in Marine Wireless Sensor Networks
March 2, 2011, 12:00am PST
It is evident that wireless sensor networking has a secure place in the future of communication systems. The potential and promise of such networks cannot be underestimated. A major advantage is...
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White Papers
Behind-the-Scenes of IEEE 802.11a Based Multi-Radio Mesh Networks: A Measurement Driven Evaluation of Inter-Channel Interference
September 5, 2010, 12:00am PDT
To successfully develop IEEE 802.11a based wireless mesh network solutions that can achieve the reliability and capacities required to offer high quality triple play services, the use of multiple...
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White Papers
A Survey of Modeling Techniques for Wireless Sensor Networks
August 17, 2011, 12:00am PDT
Wireless Sensor Networks (WSNs) monitor environment phenomena and in some cases react in response to the observed phenomena. The distributed nature of WSNs and the interaction between software and...
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White Papers
Narrowband Interference Suppression for MIMO MB-OFDM UWB Communication Systems
September 5, 2010, 12:00am PDT
UltraWideBand (UWB) systems show excellent potential benefits when used in the design of high-speed digital wireless home networks. The constantly-increasing demand for higher data transmission...
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White Papers
Scalable and Robust Wireless JPEG 2000 Images and Video Transmission With Adaptive Bandwidth Estimation
September 5, 2010, 12:00am PDT
This paper presents a scalable and dynamic scheme for robust JPEG 2000 images/video transmission over wireless channels. The proposed system relies on an adaptive bandwidth estimation tool to...
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White Papers
Modelling of Mobile Workflows With UML
September 5, 2010, 12:00am PDT
Thanks to the advances on the field of mobile computing nowadays it is possible to realize workflow systems, which provide support for mobile activities, i.e., activities which are usually...
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White Papers
Network Prediction for Energy-Aware Transmission in Mobile Applications
September 5, 2010, 12:00am PDT
Network parameters such as Signal-to-Noise-Ratio (SNR), throughput, and packet loss rate can be used for measuring the wireless network performance which highly depends on the wireless network...
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White Papers
Micro-Mobility Solution Based on Intra-Domain Multicast and Congestion Avoiding for Two-Nodes Mobile IP Network
September 5, 2010, 12:00am PDT
In this paper, the authors deal with micro-mobility in TWINBOARD network, which is two nodes mobile network architecture based on an all IP infrastructure. The two nodes are the Base Station (BS)...
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White Papers
Analysis of Communication Overhead for a Clustering-Based Security Protocol in Ad Hoc Networks
September 5, 2010, 12:00am PDT
In this paper, the authors study and evaluate the overhead for a security algorithm based on clustering in MANET networks. The analysis of the communication overhead in Ad Hoc networks is an...
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White Papers
Universal Ground Control Station for Heterogeneous Sensors
April 2, 2011, 12:00am PDT
Today, a wide range of sensors and mobile systems - both aerial and ground-based - are available for surveillance and reconnaissance tasks. For example, they provide first responders with current...
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White Papers
Decentralized Spectrum and Power Assignment in OFDMA Femtocells: Exploiting Different Levels of Coordination
April 2, 2011, 12:00am PDT
This paper focuses on the task of spectrum assignment and the transmission power in the context of downlink OFDMA femtocell deployments. Concretely, the paper studies the impact of different...
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White Papers
Dynamic Spectrum Sharing in Cognitive Radio Networks: A Solution Based on Multiagent Systems
April 2, 2011, 12:00am PDT
In modern day wireless networks, spectrum utilization and allocation are static. Generally, static spectrum allocation is not a feasible solution considering the distributed and dynamic nature of...
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White Papers
Low Complexity Enhanced Hybrid Spectrum Sensing Architectures for Cognitive Radio Equipment
April 2, 2011, 12:00am PDT
Spectrum sensing enables detecting opportunities in licensed bands in order to access unused portions of the licensed spectrum. In this paper, the authors propose two low complexity detectors...
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White Papers
Distributed Control and Signaling Using Cognitive Pilot Channels in a Centralized Cognitive Radio Network
April 2, 2011, 12:00am PDT
In this paper, a Cognitive Radio Network (CRN) model is presented. In this model, the control of the CRN is distributed among the frequency spectrum considered for transmission using Cognitive...
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White Papers
Performance Analysis of Multiuser DS-UWB System With Orthogonal and Non-Orthogonal Code Under Synchronous and Asynchronous Transmission With UWB Channel Models
April 2, 2011, 12:00am PDT
In this paper, the authors have considered the downlink multimedia transmission with Direct Sequence-Ultra WideBand (DS-UWB) communication system. They have evaluated performance of DS-UWB system...
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White Papers
ICI Reduction Through Shaped OFDM in Coded MIMO-OFDM Systems
April 2, 2011, 12:00am PDT
The default pulse shaping filter in the conventional Multiple-Input and Multiple-Output (MIMO) based Orthogonal Frequency Division Multiplexing (OFDM) system is a rectangular function, which...
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White Papers
Performance Comparative Study of Extended Satellite Transport Protocol Over Traditional Satellites Networks and Nanosatellite Constellations
April 2, 2011, 12:00am PDT
The design of efficient communication mechanisms for small satellite networks is a challenging task, requiring the definition and implementations of specific protocols and architectures...
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White Papers
A Survey on Multi-Channel Based, Digital Media-Driven 802.11 Wireless Mesh Networks
July 11, 2010, 12:00am PDT
The 802.11 hardware has ultimately made its way into the electronic consumer market. But, especially in home networks, it clashes with high quality demands of rich multimedia streaming...
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White Papers
Evaluating a Distributed Identity Provider Trusted Network With Delegated Authentications for Cloud Federation
September 21, 2011, 12:00am PDT
Federation offers an affordable opportunity for small and medium cloud providers to become as competitive as the biggest counterparts. However, in order to establish a federated cloud ecosystem,...
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White Papers
A Novel 3D-Based Network Simulation Platform for Wireless Indoor Networks
April 2, 2011, 12:00am PDT
In this paper, a novel 3D-based network simulation platform for wireless indoor networks is proposed. The purpose of the platform is to improve the accuracy of radio propagation modeling and to...
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White Papers
AMISEC: Leveraging Redundancy and Adaptability to Secure AmI Applications
June 28, 2010, 12:00am PDT
Security in Ambient Intelligence (AmI) poses too many challenges due to the inherently insecure nature of wireless sensor nodes. However, there are two characteristics of these environments that...
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White Papers
Universal Bluetooth Access Control and Security System
April 30, 2012, 12:00am PDT
In this paper, the authors describe the use of Bluetooth technology for the development of novel applications for home and intelligent buildings scenarios, as well as scenarios in which security...
Provided by IARIA
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White Papers
Secure Communication Using Electronic Identity Cards for Voice over IP Communication, Home Energy Management, and eMobility
April 30, 2012, 12:00am PDT
Using communication services is a common part of everyday life in a personal or business context. Communication services include Internet services like voice services, chat service, and web 2.0...
Provided by IARIA
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Whitepapers
Message Scheduling and Forwarding in Congested DTNs
August 16, 2012, 12:00am PDT
Multi-copy utility-based routing has been considered as one of the most applicable approaches to effective message delivery in Delay Tolerant Networks (DTNs). By allowing multiple message replicas...
Provided by IARIA
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Whitepapers
Joint Source-Relay Precoding with MMSE-Based Interference Suppression in Two-Way MIMO Amplify and Forward Relays
June 19, 2012, 12:00am PDT
In this paper, the authors consider a two-way Multiple Input Multiple Output (MIMO) Amplify-and-Forward (AF) relay system, where interference is observed at the relay node during the Multiple...
Provided by IARIA
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Whitepapers
Multicast Group Management for Users of Heterogeneous Wireless Networks
July 18, 2012, 12:00am PDT
Today mobile devices are typically equipped with multiple access network interfaces. Another important issue is a coexistence of heterogeneous wireless access networks. The selection of optimal...
Provided by IARIA
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Whitepapers
Evaluation of Distributed SOAP and Restful Mobile Web Services
January 12, 2012, 12:00am PST
Even mobile Web Services are still provided using servers that usually reside in the core networks. Main reason for not providing large and complex Web Services from resource limited mobile...
Provided by IARIA
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Whitepapers
Design Guidelines for Hybrid 2D/3D User Interfaces on Tablet Devices - A User Experience Evaluation
January 25, 2012, 12:00am PST
There is a growing proliferation of 3D based applications in tablet devices, but there is a lack of studies evaluating user experiences of these user interfaces. In particular, most of these...
Provided by IARIA
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Whitepapers
Motion-Sound Interaction Using Sonification Based on Motiongrams
January 25, 2012, 12:00am PST
The paper presents a method for sonification of human body motion based on motiongrams. Motiongrams show the spatiotemporal development of body motion by plotting average matrices of motion images...
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Whitepapers
Semiautomatic Evaluation of Websites Usability
January 25, 2012, 12:00am PST
This paper presents a semiautomatic evaluation method of usability in websites. Expert review is done in this case using a template based on the ISO 9241-151 guidelines that provides numerical and...
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Whitepapers
User Attention in Mobile Devices
January 25, 2012, 12:00am PST
The multichannel information (over) flow emerging in modern mobile multimedia devices creates a situation where the user's attention is a valuable asset for which different channels have to...
Provided by IARIA
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Whitepapers
Face Detection CUDA Accelerating
January 25, 2012, 12:00am PST
Face detection is very useful and important for many different disciplines. Even for the people future work, where the face detection will be used, the authors wanted to determine, whether it is...
Provided by IARIA
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Whitepapers
Generic Brain-Computer Interface for Social and Human-Computer Interaction
January 25, 2012, 12:00am PST
After suffering a more severe disease like spinal cord injury or stroke patients are often not able to interact or even communicate with their environment anymore, especially at the beginning of...
Provided by IARIA
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Whitepapers
Authenticated Tangible Interaction Using RFID and Depth-Sensing Cameras
January 25, 2012, 12:00am PST
Interactive large screen displays like tabletops or walls can enhance the interaction between humans and computers. A major topic is the collaboration between multiple simultaneous interacting...
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Whitepapers
Contents Enforme: Automatic Deformation of Content for Multi-Features Without Information Loss
January 25, 2012, 12:00am PST
The authors introduce a deformation technique that enlarges the feature areas in an image while retaining the information in the non-feature areas. Their main purpose is to provide an effective...
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Whitepapers
Human Operator Perspective to Autonomic Network Management
January 25, 2012, 12:00am PST
Autonomic Communications is a promising approach for the management of future networks, based on providing self-management and other self-x capabilities to the network elements. Network Governance...
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Whitepapers
User Interface for Trust Decision Making in Inter-Enterprise Collaborations
January 25, 2012, 12:00am PST
Trust decisions on inter-enterprise collaborations involve a trustor's subjective evaluation of its willingness to participate in the specific collaboration, given the risks and incentives...
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Whitepapers
Towards 3D Data Environments Using Multi-Touch Screens
January 25, 2012, 12:00am PST
The increase in availability of multi-touch devices has motivated one to consider interaction approaches outside the limitations associated with the use of a mouse. The problem that the authors...
Provided by IARIA
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Whitepapers
TsoKaDo: An Image Search Engine Performing Recursive Query Recommendation Based on Visual Information
January 25, 2012, 12:00am PST
This paper tackles the problem of the user's incapability to describe exactly the image that he seeks by introducing an innovative image search engine called TsoKaDo. Until now the traditional web...
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Whitepapers
Multilingual Ontology Alignment Based on Visual Representations of Ontology Concepts
January 25, 2012, 12:00am PST
Image search represents one of the most frequent user actions on the Internet. Existing image search engines do not understand the images they return, nor do they support multilingualism. These...
Provided by IARIA
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Whitepapers
Designing Multi-Modal Map-Based Interfaces for Disaster Management
January 25, 2012, 12:00am PST
The access to current and reliable maps and data is a critical factor in the management of disaster situations. Standard user interfaces are not well suited to provide this information to crisis...
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Whitepapers
The Utility of Controlled Vocabularies Within Bookmark Management Tasks
January 25, 2012, 12:00am PST
This research investigates the utility of adopting a controlled vocabulary approach to bookmark management. An initial user survey conducted for this research has shown that just over half the...
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Whitepapers
Virtualization Technology for Multi-Display Systems
January 25, 2012, 12:00am PST
The method for creation of multi-user multi-monitor systems designed for educational purposes is suggested. The method utilizes virtual machine technology which makes possible to create completely...
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Whitepapers
Accessibility Study of Rich Web Interface Components
January 25, 2012, 12:00am PST
The use of the latest technologies to develop rich interfaces for websites could decrease one accessibility, making problematic the access for people with disabilities. Faced with this problem,...
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Whitepapers
Analysis of Volumetric Tactile Symbols Produced With 3D Printing
January 25, 2012, 12:00am PST
The morphological elements of design used for designing tactile maps and symbols for visually impaired users are points, linear, and areal elements. One of the main characteristics of these...
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Whitepapers
Building Bridges Between Elderly and TV Application Developers
January 25, 2012, 12:00am PST
The development of new digital TV systems and the design practices adopted in the development of new TV based applications often isolate elderly and disabled users. By considering them as users...
Provided by IARIA
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Whitepapers
Designing Mobile Apps for Visually Impaired and Blind Users
January 25, 2012, 12:00am PST
Although mobile devices include accessibility features available for visually impaired users, the user interface of the majority of the mobile apps is designed for sighted people. It is clear that...
Provided by IARIA
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Whitepapers
A Presentation Support System by Expanding Embodiment With a Mobile Touchscreen Device
January 25, 2012, 12:00am PST
Most of the people make presentations by using tools such as pointers. However, the use of information devices such as laser pointers and mice can restrict the presenter's embodied motions and...
Provided by IARIA
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Whitepapers
Spatial Ability and Map-Based Software Applications
January 25, 2012, 12:00am PST
Location-based applications are growing in importance as agencies are placing more and more computing into their field applications. The development of software for these applications needs to...
Provided by IARIA
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Whitepapers
Tablet PCs - An Assistive Technology for Students With Reading Difficulties?
January 25, 2012, 12:00am PST
This paper presents the results of a descriptive case study concerning adoption of iPad or other tablets as assistive technology. Two pilot studies concerning the adoption and use of the iPad for...
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Whitepapers
Evaluation of User Interface Satisfaction of Mobile Maps for Touch Screen Interfaces
January 25, 2012, 12:00am PST
User interfaces of mobile maps on mobile and tablet devices with a touch screen interfaces is evaluated in this paper. A four-way factorial experiment compares the user interface satisfaction for...
Provided by IARIA
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Whitepapers
Online Casinos: The Addiction Under Control Role of Web 2.0 and Re-Documentarisation
January 25, 2012, 12:00am PST
In this paper, the authors will consider how to design and implement tools or Information System based and enriched by a semantic search engines to the forums in the world of online gambling...
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Whitepapers
Developing User-Centered Video Game Concepts for Language Learning
January 25, 2012, 12:00am PST
This paper will report on an ongoing project which aims to develop video games for language learning through a user-centered and evidence-based approach. Therefore, co-design sessions were held...
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Whitepapers
Context-Dependent Action Interpretation in Interactive Storytelling Games
January 25, 2012, 12:00am PST
In this paper, a framework of context-dependent behavior interpretation in interactive storytelling system is proposed. A user can act as one of the role characters in a story to interact with...
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Whitepapers
GPU Based Burning Process Simulation
January 25, 2012, 12:00am PST
The authors present a method of simulating the process of burning phenomena on generic polyhedral objects. By mapping the object's surface to a 2D space, the fire front expansion can be calculated...
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Whitepapers
Optical Access Network Migration From GPON to XG-PON
June 19, 2012, 12:00am PDT
The purpose of this paper is to give an introduction into the new standard base of Next-Generation Passive Optical Network (NG-PON). Study and analysis of future trends in the development of...
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Whitepapers
Experimental 20 Gbit/s Absolute Polar Duty Cycle Division Multiplexing - Polarization Division Multiplexing (AP-DCDM-PolDM) Transmission
June 19, 2012, 12:00am PDT
20 Gbit/s(2 × 2 × 5 Gbit/s) Absolute Polar Duty Cycle Division Multiplexing (AP-DCDM)-Polarization Division Multiplexing (PolDM) over 180 km standard single-mode fiber has been experimentally...
Provided by IARIA
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Whitepapers
A Novel MIMO-OFDM Scheme Based on Modulation Diversity for IEEE 802.11ac Standard
June 19, 2012, 12:00am PDT
Wireless communications always strive for higher throughput and higher performance. The Multiple Inputs Multiple Outputs (MIMO)- Orthogonal Frequency Division Multiplexing (OFDM) scheme is the key...
Provided by IARIA
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Whitepapers
Efficient OEO-Based Remote Terminal Providing a Higher Power Budget of an Asymmetric 10/1G-EPON
June 19, 2012, 12:00am PDT
This paper proposes the design of an efficient Optical-Electrical-Optical (OEO)-based Remote Terminal (RT) that can provide the higher power budget required for a long-reach transmission in an...
Provided by IARIA
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Whitepapers
Deployment of Femtocells in Pakistan: A Consumer's Perspective
June 19, 2012, 12:00am PDT
Femtocell base stations operate in the licensed cellular band, and are small and low power devices providing a feasible and low cost alternative to microcell deployment in order to improve indoor...
Provided by IARIA
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Whitepapers
Process-Stacking Multiplexing Access for 60 GHz Millimeter-Wave WPANs
June 19, 2012, 12:00am PDT
Millimeter-waves technology shows high potential for future wireless personal area networks, reaching over 1 Gb/s transmissions using simple modulation techniques. This technology is on the...
Provided by IARIA
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Whitepapers
Towards a Dynamic and Adaptative Prioritization of Wireless Broadband Vehicle-to-Ground Communications
June 19, 2012, 12:00am PDT
The growth of the use of wireless and internet technologies in transport systems, enables the provision of new information services based on vehicle-to-ground communications. There are many...
Provided by IARIA
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Whitepapers
Active Queue Management in Blind Access Networks
June 19, 2012, 12:00am PDT
Per-flow AQM schemes are designed to provide fair resource management between flows and limit the negative effects of non-adaptive UDP-based flows. To overcome the flow bandwidth limitation, P2P...
Provided by IARIA
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