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mobile - wireless communications
(59011 results)-
White Papers
Seamless Multimedia Handoff for Hierarchical Mobile IPv6
Jul 2011
The majority of today's multimedia applications and content reside on the Internet. Since, the Internet Protocol (IP) is the "Glue" that holds the Internet together, there is enormous interest in...
Provided by IARIA
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White Papers
Heterogeneous Networks Handover Decision Triggering Algorithm Based on Measurements Messages Transfer Using IP Option Header
Jul 2011
The handover issue is one of the most important challenges in the next generation mobile networks. Traditional handover triggering conditions mainly based on signal strength, while the...
Provided by IARIA
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White Papers
Cyclostationary Detection in Spectrum Pooling System of Undefined Secondary Users
Jul 2011
Spectrum sensing continuing to emerge as an essential topic for the cognitive networks where two kinds of users primary and secondary will share the band. This paper proposes a method for...
Provided by IARIA
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White Papers
Restore Partitioning in MANETs With Dynamically Deployed Helping Hosts - Message Cabs (MCabs)
Jul 2011
Helping hosts are intensively used in various schemes to restore partitioned Mobile Ad hoc NETworks (MANETs). Most of the existing schemes offers only deterministic helping host deployment, and...
Provided by IARIA
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White Papers
Increasing the Speed of a Wireless Network by Processing Indoor
Jul 2011
Usage of technology MIMO in standard 802.11n allows to increase data transmission to 300 Mbit/s. This network successful operation is necessary to send signals from transmitting antenna to...
Provided by IARIA
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White Papers
Thresholds Determination for New Backoff Algorithm in MANETs
Jul 2011
Backoff algorithms are one class of collision resolution algorithms used in the medium access control protocols in mobile ad hoc networks. When there are different nodes competing to access a...
Provided by IARIA
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White Papers
An Interference Avoiding Wireless Network Architecture for Coexistence of CDMA 2000 1x EVDO and LTE Systems
Jul 2011
Interference between two RAT (Radio Access Technology) wireless networks will lead to the system capacity deduction. In this paper, system capacity loss was analyzed by using snapshot method and...
Provided by IARIA
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White Papers
Challenge Token-Based Authentication - CTA
Jul 2011
A new technique for highly securing the wired and wireless local area network using a Challenge Token-based Authentication as a second authentication factor is presented. This technique is based...
Provided by IARIA
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White Papers
Security Enhanced Authentication Protocol for UHF Passive RFID System
Jul 2011
The passive RFID system was spotlighted as a future technology for automatic identification, but it has a possibility of eavesdropping and leaking of private information. The authors propose a...
Provided by IARIA
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White Papers
Packet Scheduling Architecture With Service Specific Queue Sorting and Adaptive Time Domain Scheduling Algorithms for LTE-Advanced Networks
Apr 2012
In this paper, a cross layer design packet scheduling architecture is proposed for Long Term Evolution-Advanced downlink transmission, to guarantee the support of quality of service requirements...
Provided by IARIA
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White Papers
A One-Shot Dynamic Optimization Methodology and Application Metrics Estimation Model for Wireless Sensor Networks
Apr 2012
Wireless Sensor Networks (WSNs), consisting of autonomous sensor nodes, have emerged as ubiquitous networks that span diverse application domains (e.g., health care, logistics, defense) each with...
Provided by IARIA
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White Papers
A Cognitive Handoff: Holistic Vision, Reference Framework, Model-Driven Methodology and Taxonomy of Scenarios
Apr 2012
Current handoffs are not designed to achieve multiple desirable features simultaneously. This weakness has resulted in handoff schemes that are seamless but not adaptive, or adaptive but not...
Provided by IARIA
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White Papers
Evaluation of Middleware for Bandwidth Aggregation Using Multiple Interface in Wireless Communication
Apr 2012
Although a variety of wireless interfaces are available on mobile devices, they still provide only low throughput so far. When coverage areas of those different technologies overlap, mobile...
Provided by IARIA
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White Papers
On Two Routing Mechanisms for Wireless Sensor Networks
Sep 2011
In this paper, the authors extend their previous implementation of the T-MAC protocol inside the sensor network simulator with a Receiver-Based Routing (RBR) service and they propose and implement...
Provided by IARIA
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White Papers
GeoOLSR: Extension of OLSR to Support Geocasting in Mobile Ad Hoc Networks
Sep 2011
Safety critical applications of IEEE802.15.4 networks require autonomous network reconfiguration and dynamic meshing in case of node failures or changing environmental influences. This paper...
Provided by IARIA
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White Papers
A Traffic Monitoring and Queue Detection System Based on an Acoustic Sensor Network
Sep 2011
Wireless Sensor Networks for real time traffic monitoring in Intelligent Transportation Systems is currently considered one of the challenging application area for this emerging technology. The...
Provided by IARIA
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White Papers
Enhancing Resiliency Against Routing Layer Attacks in Wireless Sensor Networks: Gradient-Based Routing in Focus
Sep 2011
This paper focuses on the resiliency of wireless sensor network routing protocols against selective forwarding attacks by compromised nodes. Informally, resiliency should be understood as the...
Provided by IARIA
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White Papers
Reliability Estimation of Mobile Agent System in MANET With Dynamic Topological and Environmental Conditions
Sep 2011
A mobile agent is an agent with the ability to migrate from one host to another where it can resume its execution. Mobile agents can be used in wireless and mobile network applications in order to...
Provided by IARIA
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White Papers
TrickleTree: A Gossiping Approach to Fast and Collision Free Staggered Scheduling
Sep 2011
In recent years, data gathering has received significant attention as an application of Wireless Sensor Networks (WSNs). Staggered data tree based protocols have been shown to be successful in...
Provided by IARIA
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White Papers
CUPID: A Communication Pattern Informed Duty Cycling for Large-Scale, Low-Delay Sensor Applications
Sep 2011
In an Internet of Things (IoT), a plethora of tiny devices will extend the Internet to the physical world and allow for a completely new class of applications. Two possible IoT scenarios are...
Provided by IARIA
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White Papers
Campus-Wide Indoor Tracking Infrastructure
Sep 2011
In the context of large-scale indoor spaces location-based services still lack a feasible technology for localization and tracking in terms of ubiquitous operation. In this paper, the authors...
Provided by IARIA
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White Papers
Sensor Data Fusion Middleware for Cooperative Traffic Applications
Sep 2011
Recent advancements in information and communication technology accelerate the development and deployment of intelligent transportation systems. Cooperative traffic systems utilize information...
Provided by IARIA
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White Papers
A New Wireless Architecture for In-Flight Entertainment Systems Inside Aircraft Cabin
Sep 2011
A primary difficulty when investigating communication requirements rises when a very specific field as an aircraft cabin is considered. The diverse needs of passengers are often incompatible to...
Provided by IARIA
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White Papers
WLAN IEEE 802.11a/b/g/n Indoor Coverage and Interference Performance Study
Sep 2011
An adequate wireless network plan is needed to replace the traditional wired LANs. A full coverage WLAN offers the flexibility to relocate people and equipment or to reconfigure and add more...
Provided by IARIA
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White Papers
Call Admission Control Dimensioning for VoIP Traffic Over Wireless Access Networks: From Network to Application-Specific Perspective
Apr 2011
Admission control is a key issue for Quality of Service (QoS) provisioning in both wired and wireless communication networks. Providing QoS for voice traffic transmission over packet-based network...
Provided by IARIA
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White Papers
Multiple Criteria Routing Approaches in Mesh Overlay Networks
Apr 2011
The multi-constrained optimal path problem is one of the main issues of Quality-of-Service (QoS) routing, which consists in finding a route between two nodes that meets a series of QoS...
Provided by IARIA
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White Papers
IMS-Centric Evaluation of IPv4/IPv6 Transition Methods in 3G UMTS Systems
Apr 2011
The Internet Protocol is facing version change nowadays, IPv4 will be replaced by IPv6 in the near future. This transition strongly affects also wireless and mobile architectures due to widespread...
Provided by IARIA
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White Papers
Efficiency Benefits Through Load-Balancing With Link Reliability Based Routing in WSNs
Apr 2011
In Wireless Sensor Networks (WSN) energy efficiency of routing protocols is of primary importance. Embedded with local load balancing mechanisms, the proposed L2RP protocol is a link reliability...
Provided by IARIA
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White Papers
Evaluation of Distributed SOAP and RESTful Mobile Web Services
Apr 2011
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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White Papers
Introduction to Practical Deployments on Wireless Sensor Networks
Mar 2011
In the recent years there have been many published papers related on sensors. The authors can say that it is one of the hot topics of the last decades. But, the more they read, the more they...
Provided by IARIA
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White Papers
Wireless Multi-Sensor Embedded System for Agro-Industrial Monitoring and Control
Mar 2011
The paper presents a development of the multi sensor embedded system for measuring up to eight sensor parameters optimized by appropriate algorithms. Since, most of the industrial applications use...
Provided by IARIA
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White Papers
Distributed Monitoring Systems for Agriculture Based on Wireless Sensor Network Technology
Mar 2011
The adoption of Wireless Sensor Networks (WSN) for wide area environmental monitoring is currently considered one of the most challenging application scenarios for this emerging technology. The...
Provided by IARIA
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White Papers
Evaluation of Environmental Wireless Sensor Network - Case Fox house
Mar 2011
Environmental monitoring in agriculture is an interesting and promising area of application for wireless sensor networks. Wireless sensor networks can deliver valuable information about...
Provided by IARIA
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White Papers
Infrared Wireless Network Sensors for Imminent Forest Fire Detection
Mar 2011
This paper presents an automatic forest fire surveillance ground system applied to early fire detection. Sensor wireless network scheme allows not only supervising remotely wide-forest area, but...
Provided by IARIA
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White Papers
A Distributed Network Management Approach to WSN in Personal Healthcare Applications
Mar 2011
This paper describes the development of a Wireless Sensor Network personal health monitoring system called Medical MoteCare which uses a combination of medical and environmental sensors. SNMP and...
Provided by IARIA
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White Papers
Design and Implementation of Multi-User Wireless Body Sensor Networks
Mar 2011
This paper describes the development of two low power wireless Body Sensor Network (BSN) prototypes that allow the real-time monitoring of wearable sensors data from multiple users with a single...
Provided by IARIA
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White Papers
Human-Assisted Calibration of an Angulation Based Location Indoor System With Preselection of Measurements
Mar 2011
Besides aspects like accuracy and cost, a simple setup process is essential for the adoption of location systems. However, existing systems often require a time-consuming calibration process to...
Provided by IARIA
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White Papers
An Integrating Platform for Environmental Monitoring in Museums Based on Wireless Sensor Networks
Mar 2011
Monitoring the museum's environment for preventive conservation of art purposes is one major concern to all museums. In order to properly conserve the artwork it is critical to continuously...
Provided by IARIA
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White Papers
A Wireless IP Multisensor Deployment
Mar 2011
Every sensor node in a Wireless Sensor Network has a microcontroller, a transmitter/receiver and a sensor. It is able to acquire data from specific point in a real environment and transmit it...
Provided by IARIA
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White Papers
Evaluation of Outdoor RSS-Based Tracking for WSNs Aiming at Topology Parameter Ranges Selection
Mar 2011
The localization and tracking applications are among the most challenging applications, especially when the Received Signal Strength (RSS) is utilized. The RSS is known to be a noisy signal and...
Provided by IARIA
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White Papers
Minimizing Power Consumption in Sensor Networks With Quality of Service Requirement
Jan 2011
Minimizing energy and power consumption in wireless sensor networks is critical in extending the lifetime of the network. In this paper the authors consider efficient power/rate allocation...
Provided by University of Michigan
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White Papers
Asymptotic Connectivity of Low Duty-Cycled Wireless Sensor Networks
Jan 2011
In this paper the authors study the asymptotic connectivity of a low duty-cycled wireless sensor network, where all sensors are randomly duty-cycled such that they are on/active at any time with a...
Provided by University of Michigan
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White Papers
Optimality of Myopic Sensing in Multi-Channel Opportunistic Access
Sep 2007
The authors consider opportunistic communications over multiple channels where the state ("Good" or "Bad") of each channel evolves as independent and identically distributed Markov processes. A...
Provided by University of Michigan
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White Papers
Channel Estimation for Opportunistic Spectrum Sensing: Uniform and Random Sensing
Feb 2010
The knowledge of channel statistics, as a result of random fading, interference, and primary user activities, can be very helpful for a secondary user in making sound opportunistic spectrum access...
Provided by University of Michigan
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White Papers
Performance Limits of Fair-Access in Sensor Networks With Linear and Selected Grid Topologies
Nov 2007
This paper investigates fundamental performance limits of Medium Access Control (MAC) protocols for multi-hop sensor networks. A unique aspect of this study is the modeling of a fair-access...
Provided by University of Alabama
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White Papers
Power Allocation and Spectrum Sharing in Multi-User, Multi-Channel Systems With Strategic Users
Feb 2011
The authors consider the decentralized power allocation and spectrum sharing problem in multi-user, multichannel systems with strategic users. They resent a mechanism/game form that has the...
Provided by University of Michigan
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White Papers
On the Structure of Real-Time Encoders and Decoders in a Multi-Terminal Communication System
Oct 2009
A real-time communication system with two encoders communicating with a single receiver over separate noisy channels is considered. The two encoders make distinct partial observations of a Markov...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Sequential Problems in Decentralized Detection With Communication
Jan 2011
Sequential problems in decentralized detection are considered. One or more peripheral sensors can make repeated noisy observations of a binary hypothesis on the state of the environment. At each...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
An Externalities-Based Decentralized Optimal Power Allocation Algorithm for Wireless Networks
Jan 2010
The rapidly growing demand for wireless communication makes efficient power allocation a critical factor in the network's efficient operation. Power allocation in decentralized wireless systems,...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Optimal Stochastic Routing in Low Duty-Cycled Wireless Sensor Networks
Nov 2008
The authors study a routing problem in wireless sensor networks where sensors are duty-cycled. When sensors alternate between on and off modes, delay encountered in packet delivery due to loss in...
Provided by University of Michigan
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White Papers
Channel Estimation for Opportunistic Spectrum Access: Uniform and Random Sensing
May 2010
The knowledge of channel statistics can be very helpful in making sound opportunistic spectrum access decisions. It is therefore desirable to be able to efficiently and accurately estimate channel...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Cluster-Based Inter-Domain Routing (CIDR) Protocol for MANETs
Dec 2008
Nowadays, inter-domain routing for MANETs draws increasing attention because of military and vehicular applications. The challenges in wireless, mobile inter-domain routing include dynamic network...
Provided by UC Regents
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White Papers
Minimizing 802.11 Interference on Zigbee Medical Sensors
Apr 2008
The rapidly growing market for wireless technologies (Body LAN, cellular and Wireless LAN) in medical environments has led to a critical need for effective cable replacement solutions. This will...
Provided by ICST
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White Papers
Bounds on Network Coding and Multi-Rate Diversity Gain in Multicast Wireless Applications
Sep 2009
This paper investigates the fundamental limits on the gain of joint Network Coding and link-layer transmission Rate Diversity in wireless multicast applications. Network Coding has been shown to...
Provided by UCLA
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White Papers
RF-GPS: RFID Assisted Localization in VANETs
May 2009
Providing vehicles' position is essential in VANETs. Currently, GPS positioning is widely used, but the accuracy is not adequate for emerging safety applications. In order to provide accurate...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Energy-Efficient Transmission Scheduling With Strict Underflow Constraints
Apr 2008
The authors consider a single source transmitting data to one or more receivers/users over a shared wireless channel. Due to random fading, the wireless channel conditions vary with time and from...
Provided by University of Michigan
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White Papers
Optimal Channel Probing and Transmission Scheduling for Opportunistic Spectrum Access
Dec 2009
In this paper, the authors consider optimal Opportunistic Spectrum Access (OSA) policies for a transmitter in a multichannel wireless system, where a channel can be in one of multiple states. In...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Hitting Time Analysis for a Class of Random Packet Forwarding Schemes in Ad Hoc Networks
Jul 2008
In this paper, the authors study the problem of searching for a node or a piece of data in an ad hoc network using random packet forwarding. In particular, they examine three different methods....
Provided by Reed Elsevier
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White Papers
Content Centric Networking in Tactical and Emergency MANETs
Jul 2010
Reliable and secure content distribution in a disruptive environment is a critical challenge due to high mobile and lossy channels. Traditional IP networking and wireless protocols tend to perform...
Provided by UC Regents
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White Papers
TimeRemap: Stable and Accurate Time in Vehicular Networks
Dec 2010
One fundamental limit for synchronizing a packet trace is that the two measurement systems that can be used to timestamp the packets, the operating system and the network interface, have mutually...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Situation-Aware Trust Architecture for Vehicular Networks
Nov 2010
The authors present a new trust architecture - Situation-Aware Trust - to address several important trust issues in vehicular networks. SAT includes three main components: An attribute-based...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Stability and Distributed Power Control in MANETs With Outages and Retransmissions
Aug 2009
In the current work the effects of hop-by-hop packet loss and retransmissions via ARQ protocols are investigated within a Mobile Ad-hoc NETwork (MANET). Errors occur due to outages and a success...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
A Low-Overhead Energy Detection Based Cooperative Sensing Protocol for Cognitive Radio Systems
Aug 2009
Cognitive radio and dynamic spectrum access represent a new paradigm shift in more effective use of limited radio spectrum. One core component behind dynamic spectrum access is the sensing of...
Provided by Hong Kong University of Science and Technology
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White Papers
A Secure and Efficient Protocol for Group Key Agreement in Heterogeneous Environment
Aug 2009
Secure group communication in heterogeneous environment is gaining popularity due to the advent of wireless and ubiquitous computing. Although a number of protocols for group key agreement have...
Provided by Indian Institute of Technology Kharagpur
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White Papers
A Differential Cryptanalysis of Yen-Chen-Wu Multimedia Cryptography System (MCS)
Aug 2009
The prevalence of multimedia data makes its security become more and more important. However, traditional cryptosystems can not protect multimedia data efficiently due to the big differences...
Provided by Hong Kong Polytechnic University
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White Papers
Overlapped Chunked Network Coding
Aug 2009
Network coding is known to improve the throughput and the resilience to losses in most network scenarios. In a practical network scenario, however, the accurate modeling of the traffic is often...
Provided by Carleton University
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White Papers
Rapid Self-Organised Initiation of Ad Hoc Sensor Networks Close Above the Percolation Threshold
May 2010
This work shows potentials for rapid self-organisation of sensor networks where nodes collaborate to relay messages to a common data collecting unit (sink node). The study problem is, in the sense...
Provided by Cornell University
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White Papers
A Modeling Framework for Generating Security Prortocol Specification
Aug 2009
The authors propose a modeling framework for generating security protocol specifications. The generated protocol specifications rely on the use of a sequential and a semantical component. The...
Provided by UNIVERSITY OF TARGU MURES
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White Papers
Scalable Authenticated Tree Based Group Key Exchange for Ad-Hoc Groups
Jan 2011
Task-specific groups are often formed in an ad-hoc manner within big structures, like companies. Take the following typical scenario: A high rank manager decides that a task force group for some...
Provided by University College London
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White Papers
Latency-Optimizing File Splitting for Transmission Over a Large Multi-Hop Network
Feb 2011
The authors consider the problem of latency-optimizing file splitting for transmission over a large multi-hop network. They utilize recent results from random matrix theory to analytically express...
Provided by University of Michigan
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White Papers
CapEst: Estimating Wireless Link Capacity in Multi-Hop Networks
Jan 2011
Estimating link capacity in a wireless network is a complex task because the available capacity at a link is a function of not only the current arrival rate at that link, but also of the arrival...
Provided by University of Michigan
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White Papers
Ubiquitous Positioning: A Taxonomy for Location Determination on Mobile Navigation System
Mar 2011
The location determination in obstructed area can be very challenging especially if Global Positioning System are blocked. Users will find it difficult to navigate directly on-site in such...
Provided by Universiti Teknologi Malaysia
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White Papers
Performance Modeling of 802.11 Ad Hoc Networks With Time-Varying Carrier Sense Range and Physical Capture Capability
Dec 2008
In a slow fading environment, the carrier sense range is not constant, so there is not a constant set of hidden terminals for a mobile station. The probability of capture with a set of interferers...
Provided by Rensselaer Polytechnic Institute
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White Papers
An Efficient Model of 802.11 Ad Hoc Networks Under a Block-Fading Rayleigh Channel With Physical Layer Capture
Dec 2008
The authors present a model that predicts the saturated single-hop performance of IEEE 802.11 ad hoc network in the face of the physical capture effect under a block-fading Rayleigh channel. Based...
Provided by Rensselaer Polytechnic Institute
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White Papers
Physical Carrier Sensing Outage in Single Hop IEEE 802.11 Ad Hoc Networks With Slowly Moving Stations
Apr 2008
Physical Carrier Sensing plays a crucial role in the effectiveness of CSMA-based MAC protocols, yet its properties and impact on the system performance under slow fading channel have not been well...
Provided by Rensselaer Polytechnic Institute
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White Papers
Plethysmogram-Based Secure Inter-Sensor Communication in Body Area Networks
May 2008
Body Area Networks (BAN) can play a major role in monitoring the health of soldiers in a battlefield. Securing BANs is essential to ensure safety of the soldiers. This paper presents a novel key...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Physiological Value-Based Efficient Usable Security Solutions for Body Sensor Networks
Jul 2010
A Body Sensor Network (BSN) is a network of economically powered, wireless, wearable, and implanted health monitoring sensors, designed to continually collect and communicate health information...
Provided by Association for Computing Machinery
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Whitepapers
Best Practice Tips on Building a Unified Communications Business Case.
May 2011
Today's IT investments require bottom-line, quantifiable truths. Unified communications (UC) is no exception. Moving to UC means not only determining which solution best fits your organizations...
Provided by ShoreTel
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White Papers
Level Crossing Rate and Average Fade Duration of the Multihop Rayleigh Fading Channel
Aug 2009
Multihop communications, a viable option for providing broader and more efficient coverage, can be categorized as either non-regenerative (Amplify-and-Forward, AF) or regenerative...
Provided by Aristotle University of Thessaloniki
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White Papers
Cooperative Routing for Wireless Networks Using Mutual-Information Accumulation
Aug 2009
Cooperation between the nodes of wireless multihop networks can increase communication reliability, reduce energy consumption, and decrease latency. The possible improvements are even greater when...
Provided by Institute of Electronics and Telecommunications Rennes
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White Papers
A Radio-Resource Switching Scheme in Aggregated Radio Access Network
Apr 2012
In an Aggregated Radio Access Network (A-RAN), wherein multiple Radio Access Technologies (RAT) coexist, different radio resource utilization in each RAT may result in decreasing Quality of...
Provided by IARIA
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White Papers
Adaptive Resource Allocation Mechanism for Broadband Mobile Network
Apr 2012
Mobile networks have been continuously developed from 3.5G to 3.9G/4G with high speed wireless technologies (i.e., broadband mobile network). So, mobile networks need to provide more sufficient...
Provided by IARIA
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White Papers
An Analysis of Secure Interoperation of EPC and Mobile Equipments
Jul 2011
4G architecture is the latest 3GPP development when it comes to mobile networks design and optimization. Designed initially for data, but having a flexible architecture, 4G is capable of...
Provided by IARIA
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White Papers
Constant-rate Adaptive Space-Time Code Selection Technique for Wireless Communications
Jul 2011
constant-rate space-time code selection technique for transmit antenna diversity systems is proposed. The proposed technique selects both the space-time code and the number of transmitter antennas...
Provided by IARIA
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White Papers
Handover Optimization in WiMAX Vehicular Communications
Jul 2011
The WiMAX communications for vehicular is a topic of significant interest for research and industry communities, on both V2V (Vehicle-To-Vehicle) and V2I (Vehicle-To-Infrastructure) situations....
Provided by IARIA
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White Papers
Mobile Phone Security Awareness and Practices of Students in Budapest
Jul 2011
The present paper presents the results of a survey about users' security practices regarding mobile phone usage that took place in 4 Universities of Budapest in February 2010. The authors targeted...
Provided by IARIA
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White Papers
UEP for Wireless Video Streaming Using Spatially Multiplexed MIMO Systems With a Suboptimal Joint Detection
Jul 2011
Recently, Unequal Error Protection (UEP) techniques for video transmission over Multiple-Input Multiple-Output (MIMO) wireless channel have been actively researched. Spatially Multiplexed (SM)...
Provided by IARIA
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White Papers
Particle Swarm Optimization With Time-Varying Acceleration Coefficients Based on Cellular Neural Network for Color Image Noise Cancellation
Jul 2011
This paper proposes a novel method for designing templates of Cellular Neural Network (CNN) for color image noise removal. The control of CNN systems is achieved via Particle Swarm Optimization...
Provided by IARIA
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White Papers
Efficient IEEE 802.11 Handoff Based on a Novel Geographical Fingerprint Scheme
Dec 2010
The effective coverage distance of Wireless LAN (WLAN) being small, users may leave the coverage area of the specific Access Point (AP) from time to time while roaming. However, the wireless...
Provided by John Wiley & Sons
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White Papers
Robust Header Compression With Load Balance and Dynamic Bandwidth Aggregation Capabilities in WLAN
Dec 2010
The vigorous development of WLAN in recent years has introduced various kinds of WLAN techniques and research subjects been brought up. The development of WLAN in recent years has deeply involved...
Provided by National Taiwan University of Science and Technology
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White Papers
Efficient Architecture and Handoff Strategy Used for VoIP Sessions in SIP Based Wireless Networks
Dec 2010
In the near future, the Internet is likely to become an All-IP network that provides various multimedia services over wireless networks. Although the earliest VoIP applications did not consider...
Provided by Springer Science+Business Media
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White Papers
Constructing Secure Group Communication Over Wireless Ad Hoc Networks Based on a Virtual Subnet Model
Oct 2007
Recently, more and more people have begun using mobile devices such as PDAs and notebooks. The people lives have been profoundly affected by such devices. A MANET, a mobile ad hoc network, is an...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
Jumping Ant Routing Algorithm for Sensor Networks
Jun 2007
Enterprises that may rely on critical equipments which are constantly moving around, for example, hospitals - need to ensure they can know the current location of vital but mobile assets. Besides,...
Provided by Reed Elsevier
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White Papers
A Genetic Algorithm for Energy-Efficient Based Multicast Routing on MANETs
Apr 2008
In ad hoc networks, mobile node battery energy is finite and represents one of the greatest constraints for designing multicast routing protocols. In regards to the battery lifetime limitation in...
Provided by Reed Elsevier
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White Papers
A Neighbor Caching Mechanism for Handoff in IEEE 802.11 Wireless Networks
Dec 2010
Seamless handover in IEEE 802.11 for Quality of Service (QoS) demanding applications is one of the critical issues because of handover latency. In this paper, the authors proposed the Neighbor...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
IEEE 802.11 Handoff Latency Improvement Using Fuzzy Logic
Oct 2007
Multimedia transmissions are delay-sensitive Internet applications. Because mobile stations are in continual motion, handoff processes are necessary and unavoidable in wireless network...
Provided by John Wiley & Sons
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White Papers
UPnP IPv4/IPv6 Bridge for Home Networking Environment
Dec 2008
The purposes of Universal Plug and Play (UPnP) are to allow consumer electronics, Intelligent Appliances (IA) and mobile devices from different vendors to be internet connected seamlessly and...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
An Efficient End-to-End Security Mechanism for IP Multimedia Subsystem
Jun 2008
With the rapid growth of the Internet and wireless communications, people make extensive use of portable wireless devices to access information such as voice, data and multimedia, any time from...
Provided by Reed Elsevier
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White Papers
Design and Implementation of Light-Weight Mobile Multicast for Fast MIPv6
Aug 2008
Mobile multicast is a research hotspot and can provide many applications. Some mobile multicast schemes have been proposed, but most of them introduce new entities and study construction...
Provided by Reed Elsevier
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White Papers
Providing Efficient Secured Mobile IPv6 by SAG and Robust Header Compression
Sep 2009
By providing ubiquitous Internet connectivity, wireless networks offer more convenient ways for users to surf the Internet. However, wireless networks encounter more technological challenges than...
Provided by Tamkang University
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White Papers
Supporting Adaptive Context-Aware Services and Novel Handover Scheme for Smart Ubiquitous Communication System
Oct 2008
Since people communicate with each other by mobile phones more and more frequently in daily lives, they pay more attention on the quality and rating of communication and the battery consumption...
Provided by Springer Science+Business Media
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White Papers
Bring QoS to P2P-Based Semantic Service Discovery for the Universal Network
Apr 2009
Services in the next generation Internet, Universal Network, is distinct from that in the current network. The reason is that the former has QoS (Quality of Service) grading. In the universal...
Provided by Springer Science+Business Media
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White Papers
Routing Optimization Over Network Mobility With Distributed Home Agents as the Cross Layer Consideration
Jun 2009
Routing Optimization (RO) is an important support for Mobile IPv6 while performing handover. It can reduce the overhead of a home agent and make the traffic more fluent between MN and CN; however,...
Provided by Springer Science+Business Media
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White Papers
Performance Optimization With Efficient Polling Mechanism in IEEE 802.16 Networks With Cross-Layer Consideration
Jul 2009
IEEE 802.16 standard suite defines a reservation-based bandwidth allocation mechanism. A SS (Subscriber Station) has to be polled to request bandwidth reservation before transmits uplink data to a...
Provided by Springer Science+Business Media
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White Papers
Tree-Clustered Data Gathering Protocol (TCDGP) for Wireless Sensor Networks
Dec 2010
Wireless Sensor Networks (WSNs) consists of plenty nodes which are low cost, low power consuming, small volume and short-transmitting. As sensor nodes are deployed in sensing field, they can help...
Provided by Northern Illinois University
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White Papers
Service Integration With UPnP Agent for an Ubiquitous Home Environment
Jun 2008
Consumer electronics and intelligent appliances can be successful and widely used in a smart or ubiquitous home environment. Service integration had become an important issue for system...
Provided by Springer Science+Business Media
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An Efficient Mobile IPv6 Handover Scheme
Jul 2009
Excellent handover performance is essential for deploying real time applications over wireless Internets. In this paper, this study present a novel handover scheme for Mobile IPv6. The proposed...
Provided by Springer Science+Business Media
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Design and Implementation of PMIPv6 Based Multihoming for Make-Before-Break Handover
Dec 2010
Unlike the various existing protocols for IP mobility management such as Mobile IPv6 (MIPv6), Proxy Mobile IPv6 (PMIPv6), which is a network-based approach, has salient features that expedite IP...
Provided by Beijing Jiaotong University
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Survivable ATM Mesh Networks: Techniques and Performance Evaluation
Oct 2009
The Capacity and Flow Assignment problem in self-healing ATM networks is an interesting one from a Generalized Multi-Protocol Label Switching (GMPLS) prospective since IP and ATM protocols are...
Provided by Reed Elsevier
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A Framework for Engineering Pervasive Applications Applied to Intra-Vehicular Sensor Network Applications
Apr 2009
The vehicle sector is one of the most exciting application areas for wireless ad hoc networks and pervasive computing technologies. Vehicles are constantly being equipped with more sensors and...
Provided by Springer Science+Business Media
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Routing With Adaptive Path and Limited Flooding for Mobile Ad Hoc Networks
Apr 2009
In MANET, each mobile host can freely move around and the network topology is dynamically changing. To send a datagram, a source host broadcasts a route discovery packet to the network. All...
Provided by Reed Elsevier
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Experimentation and Performance Analysis of Multi-Interfaced Mobile Router Scheme
Sep 2009
NEtwork MObility (NEMO) aims providing seamless Internet connectivity of the whole mobile network that consists of Mobile Routers (MRs) and Mobile Network Nodes (MNNs). The network moves around...
Provided by Reed Elsevier
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Acquiring Authentic Data in Unattended Wireless Sensor Networks
Mar 2010
An Unattended Wireless Sensor Network (UWSN) can be used in many applications to collect valuable data. Nevertheless, due to the unattended nature, the sensors could be compromised and the sensor...
Provided by National Taiwan University
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Cross-Layer TCP With Bitmap Error Recovery Scheme in Wireless Ad Hoc Networks
Nov 2009
Current TCP is not able to distinguish corruption losses from packet loss events. Hence, high transmission errors and varying inherent latency within a wireless network would cause seriously...
Provided by Springer Science+Business Media
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DLNA-Based Multimedia Sharing System for OSGI Framework With Extension to P2P Network
Jun 2010
Multimedia video sharing has been developed rapidly over the past years. P2P multimedia sharing mechanisms for P2P network such as PPLive, PPStream, Joost, have been used popularly. However, if...
Provided by Institute of Electrical & Electronic Engineers
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A Proxy Mobile IPv6 Based Global Mobility Management Architecture and Protocol
Jul 2009
This paper specifies a global mobility management architecture and protocol procedure called GPMIP, which is based on Proxy Mobile IPv6. In GPMIP, mobility management is performed by the network...
Provided by Springer Science+Business Media
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A Context-Aware Multi-Model Remote Controller for Electronic Home Devices
Jul 2009
In the past few years, household remote control products have continuously emerged, and more equipment could be controlled at remote distance. With continuous growth in the number of home remote...
Provided by Springer Science+Business Media
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Threshold Jumping and Wrap-Around Scan Techniques Toward Efficient Tag Identification in High Density RFID Systems
Aug 2009
With the emergence of wireless RFID technologies, the problem of Anti-Collision has been arousing attention and instigated researchers to propose different heuristic algorithms for advancing RFID...
Provided by Springer Science+Business Media
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Resolving Inter-Domain Routing Policy Disputes at Run-Time With Scalability Consideration
Dec 2009
Thousands of Autonomous Systems (ASes) cooperate with each other to provide global Internet connectivity. The Border Gateway Protocol (BGP) is currently the only inter-domain routing protocol...
Provided by Reed Elsevier
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The Digital Forensics of Portable Electronic Communication Devices Based on a Skype IM Session of a Pocket PC for NGC
Dec 2010
Portable electronic communication devices can be used for many purposes and they are capable of integrating with Ubiquitous Computing (UC) infrastructures to carry on mobile multimedia...
Provided by John Wiley & Sons
