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mobile - wireless communications
(58760 results)-
Webcasts
Transforming Education for the 21st Century
Dec 2007
Technology is not a panacea for the problems facing K-12 schools today. However, when intelligently applied, it can empower education leaders to deliver the 21st-century skills that students need...
Provided by Cisco Systems
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White Papers
Enterprise smartphone support: Five practical solutions
Sep 2011
Are costs, technical issues and security keeping your company from benefiting from smartphone use? Smartphones within the enterprise are essential now, and their ease of use in allowing users to...
Provided by LogMeIn
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White Papers
Networking Fundamentals: NetFlow Basics and Deployment Strategies
Nov 2011
This paper examines NetFlow technology and implementation considerations. As part of the Network Fundamentals series, it is intended to provide an introduction to traffic flow analysis and...
Provided by SolarWinds
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White Papers
Indoor Localization Using Multiple Wireless Technologies
Jan 2011
Indoor localization techniques using location fingerprints are gaining popularity because of their cost-effectiveness compared to other infrastructure-based location systems. However, their...
Provided by National University of Singapore
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Webcasts
Extending VoIP to Wireless LANs
May 2008
With the need to keep an increasingly mobile workforce connected at all times and respond faster to customers, extending voice communications to the wireless LANs is rapidly becoming a necessity....
Provided by Cisco Systems
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White Papers
EMA: Data Driven Security
Apr 2012
In this paper, Enterprise Management Associates (EMA) explores the convergence of these factors in the rise of Data-Driven Security. The range of data sources for such an approach are explored,...
Provided by EMC Corporation
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Whitepapers
Vendor Management: Reduce Complexity for Your Clients
Apr 2012
IT services providers strive to reduce the complexity of selecting, implementing, and maintaining technology assets. Going a step further to manage all of the vendors that deliver IT-related...
Provided by ConnectWise
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White Papers
BYOD costs: Balancing savings and risk
Apr 2012
Smartphones and tablets have changed the face of corporate IT. With bring-your-own-device (BYOD), users demand access to the same technologies they have at home. Having to certify, provide and...
Provided by Research In Motion
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Whitepapers
Meeting the Challenges of Endpoint Security
May 2012
Growing business face real difficulties in protecting users, especially remote workers, while keeping management costs down. Mobile working and the benefits that it brings are on the rise. But...
Provided by Symantec
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Whitepapers
Instant Mobile Device Management
Aug 2012
MaaS360 instant mobile device management helps IT administrators streamline the process to provision, manage and secure today's expanding suite of smartphones and tablets, all from a single...
Provided by Fiberlink Communications
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White Papers
Binary Runtime Environment for Wireless - Creating a BREW Application from Scratch
Oct 2002
This paper walks user through the basic steps necessary to create first Binary Runtime Environment for Wireless (BREW) application using the tools provided in the BREW Software Development Kit...
Provided by QUALCOMM
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White Papers
Manage Power Across your Company with Cisco EnergyWise
Jan 2009
In response to energy costs, environmental concerns, and government directives, there is an increased need for sustainable and "green" business IT operations. Methods to measure power consumption...
Provided by Cisco Systems
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Case Studies
The Speed Challenge: Mobility Starts at Home
Nov 2007
Talk about putting your money where your mouth is. Motorola, a leading supplier of enterprise mobility solutions for the supply chain, utilizes the very same solutions it provides its customers in...
Provided by Motorola
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White Papers
The Synchronized Distribution Supply Chain: Best Practices in Labor Management
Dec 2007
Companies all over the world are using mobile devices to keep their supply chain operations running at peak productivity and profitability. Now, many of them are using those same tools to improve...
Provided by Motorola
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Resource Center
WLAN FAQ
Feb 2009
This WLAN FAQ provides answers to the most prevalent questions about wireless local-area networks (WLANs) and outlines the differences between wireless and wired networks, the equipment you'll...
Provided by Cisco Systems
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Downloads
Hardware Inventory Policy
Apr 2013
TechRepublic's Hardware Inventory Policy assists an organization with tracking each hardware component from purchase and deployment to decommissioning and disposal.
Provided by TechRepublic Pro
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Whitepapers
Benefits of Hybrid Security Architecture - ESG
Nov 2011
Cloud computing and SaaS are too often represented as binary alternatives to traditional IT efforts - either you do something yourself or wash your hands of the entire matter. This is an...
Provided by Blue Coat Systems
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Whitepapers
As your network gets complex, managing it must get simple
Apr 2013
As the networks become ever more essential to business processes, they are also increasing rapidly in size and complexity. Many factors can affect network availability and performance --...
Provided by Hewlett-Packard (HP)
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Whitepapers
When developers and ops collaborate, business celebrates
Apr 2013
Why do so many development teams and IT ops teams still have so little interaction with each other? This paper outlines how companies can begin to integrate traditional development functions with...
Provided by Hewlett-Packard (HP)
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Whitepapers
Apps to go
Apr 2013
In today’s mobile world, the user is at the center of the application experience. This is true whether the user is a customer, a partner, or an employee. Yet meeting the needs for the enterprise...
Provided by Hewlett-Packard (HP)
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Whitepapers
Ensuring a Successful Migration, Consolidation or Restructuring with Dell
May 2013
Organizations are increasingly facing IT infrastructure consolidations, restructuring, and migrations due to acquisitions, mergers or to achieve specific business goals. Transitioning or...
Provided by Quest Software
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Whitepapers
The Main Components of a Unified Fabric
Dec 2011
How does the unified fabric change the data center landscape? This whitepaper explains the challenges addressed by the unified fabric and how the data center will be organized with this...
Provided by Global Knowledge
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Whitepapers
A Practical Guide to Database Compliance
Apr 2013
Compliance does not automatically equate to security. Why is database security so important? For a company that has suffered a serious data breach, it boils down to monetary and reputation damage...
Provided by McAfee
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Whitepapers
EMA Radar for Application-Aware Network Performance Management 2013: Illuminating the Pipes
Apr 2013
The days when network managers could simply be concerned with interoperability and uptime are long past, and the focus has turned towards recognizing and eliminating performance degradations. For...
Provided by Fluke Networks
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Whitepapers
Mobile testing: Follow these 5 strategic steps to simplify and accelerate app testing
Apr 2013
The rapid pace of mobile apps demands new approaches to functional testing. To bring high-quality software to market quickly, your organization needs a strategy that moves you beyond the...
Provided by Hewlett-Packard (HP)
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Whitepapers
IT Roles Facing Extinction
Jul 2012
Today, there's a huge amount of focus on getting more efficiency using virtualization, the cloud, Web 2.0, networking, and mobility. Better efficiency and innovation will reduce the number of...
Provided by Global Knowledge
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Case Studies
Wireless Access Amidst Lush Greenery of Penang Shangri-La's Resort
Mar 2008
Between 2004 and 2006, Shangri-La's Rasa Sayang Resort and Spa in Penang was closed for a major redevelopment and repositioning exercise. The resort reopened in September 2006 with a brand new...
Provided by Hewlett-Packard (HP)
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Whitepapers
Accelerating Unified Communications with an Enterprise-Wide Architecture
Jan 2009
This Yankee Group report defines unified communications, the business drivers, raises awareness of the challenges associated with deployment, and then defines what a new architecture should look...
Provided by Avaya
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White Papers
Long Term Evolution (LTE): A Technical Overview
Dec 2008
This paper describes the system architecture and performance objectives of the next generation access-network technology being developed by 3GPP. It also discussed how mobility is handled in the...
Provided by Motorola
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Whitepapers
Bottom Line Impact of Virtualization
Jul 2009
Decades of case-by-case deployments, uncoordinated platform choices and ad hoc upgrades to support growth have created fragmented, inefficient infrastructures in many organizations. Find out how...
Provided by IBM
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White Papers
Top 7 Things You Should Know About Activation and Genuine Windows
Nov 2009
As an IT Pro, you should be aware that volume activation is a required part of your Windows 7 deployment. This document provides you with the top 7 things to know about volume activation,...
Provided by Microsoft
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Webcasts
Building a Flexible & Adaptable WiMAX CSN
May 2009
A full featured WiMAX CSN represents a large percentage of the initial capital investment, which can have a direct impact on the sustainability and profitability of the overall network. It's not...
Provided by WiMax.com Broadband Solutions
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Webcasts
Wireless LAN Edge: Is 802.11n the End of Ethernet?
Nov 2007
With WiFi Alliance certifying 802.11n draft 2.0 that is promising to deliver Ethernet equivalent speeds on WLAN, enterprises are beginning to look at wireless as an alternate to wired networks at...
Provided by Meru Networks
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White Papers
Using Heterogeneous Wireless Sensor Networks in a Telemonitoring System for Healthcare
Sep 2009
Ambient Intelligence has acquired great importance in recent years and requires the development of new innovative solutions. This paper presents a distributed telemonitoring system aimed at...
Provided by University of Salamanca
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Webcasts
Systems Engineering for Building Smarter Products: Addressing the challenges of complexity, collaboration, and product lifecycle
Jan 2010
Whether you operate in the automotive, aerospace, telecommunications or electronics marketplace, business trends dictate that you need to deliver innovative products that incorporate advances in...
Provided by IBM
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White Papers
AT Commands for GSM/GPRS Wireless Modems: Reference Guide
Mar 2004
This document describes the AT-command based messages exchanged between an application and the Multi-Tech Systems, Inc. products in order to manage GSM-related events or services. In this...
Provided by Multi-Tech Systems
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Presentations
Webinar: Best Practices for Application Virtualization with AdminStudio
Feb 2010
IT professionals, are you considering a move to Microsoft® App-V™? Watch this Webinar to learn how to migrate your MSI application portfolio to Microsoft App-V packages five times faster. The...
Provided by Flexera Software
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Webcasts
Understanding Media and Packet Processing in VoIP Networks
Feb 2006
IP networks are increasingly being used to deliver enhanced voice services. Unlike the PSTN, elements in a VoIP network are distributed and utilize flexible signaling protocols and open...
Provided by Performance Technologies
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White Papers
Compensation and Retention in a Turbulent Economy
Apr 2010
Over the past year, companies have confronted the most difficult economic environment in a generation. Among the many challenges: How to motivate and retain key talent when a dismal economy is...
Provided by Deloitte LLP
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Whitepapers
Universal Video Collaboration
Sep 2012
The virtualization phenomenon is already well under way. Server and storage virtualization have led the way, but network, desktop and application virtualization are rapidly gaining acceptance....
Provided by LifeSize Communications, Inc.
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Whitepapers
A New Algorithm of the Data Mining Model in Cloud Computing Based on Web Fuzzy Clustering Analysis
Mar 2013
Cloud computing are Internet-based services to increase the use and delivery models, usually involving the Internet to provide easy to dynamically scalable and often virtualized resources. To...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Cost-Based Vertical Handoff With Combination Prediction of Sinr in Heterogeneous Wireless Networks
Mar 2013
It is well known that to provide seamless mobility and transmission in heterogeneous wireless networks, a vertical handoff technique is required to guarantee an always best connected. This paper...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Research on Water Quality Monitoring by Means of Sensor Network
Mar 2013
As society develops quickly and people attach more importance to environmental protection, it is of great research significance to intelligently monitor the environment. Based on the sensor...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
OFDM System Channel Estimation Algorithm Research Based on Kalman Filter Compressed Sensing
Mar 2013
Orthogonal Frequency Division Multiplexing (OFDM) has been considered as a kind of effective means to realize wideband data transmission by applying multiple low rates and parallel data...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Spectral Efficiency Analysis for MIMO Beamforming Using Adaptive Modulation
Mar 2013
In this paper, the authors describe the analysis of Multiple Input Multiple Output (MIMO) beamforming with adaptive modulation using spectral efficiency as a figure of merit in multipath fading...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Reliable Real-Time Data Transmission in Manet Using Connection Possibility
Mar 2013
In Mobile Ad-hoc NETworks (MANETs), reliability in real time data transmission can be assured by confirming the connectivity of the network. Since, MANETs are characterized by dynamic topology...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
SOHO Network Modeling and Simulation Using OPNET
Feb 2013
The rapidly growing Internet is driving the demand for higher transmission capacity and high-speed networks. Designing an efficient network to achieve desirable performance is a challenging task,...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
LBGR: A Load Balancing P2P File Storage System Based on Grouping and Reputation
Feb 2013
The expansion of the Internet leads to the rapid growth of information, which brings about urgent needs for rapid, efficient and reliable mass storage systems. In this paper, the authors present...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Research on Fault-Tolerant Routing With High Success Probability in Mesh Interconnection Networks and Image
Feb 2013
Mesh networks have been applied to build large scale multicomputer systems and Network-on-Chips (NoCs) extensively. Mesh networks perform poorly in tolerating faults in the view of worst-case...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Cost: A Service-Oriented Simulation Architecture
Feb 2013
Community of Simulation Task (CoST) is a simulation architecture based on a service-oriented architecture to achieve seamless integration and interoperability of command information system. It...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Resource Scheduling Algorithm Based on Multi-Target Balance in Enterprise Gloud Storage System
Feb 2013
Resource request task is limited by scheduling length, time span, load balancing, Quality of Service, economic principles, safety performance and other factors in the Enterprise Gloud Storage...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
DV-HOP Localization Algorithm Improvement of Wireless Sensor Network
Feb 2013
The gain of SVC depends upon the type of reactive power load for optimum performance. As the load and input wind power conditions are variable, the gain setting of SVC needs to be adjusted or...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A New Node Self-Localization Algorithm for Wireless Sensor Network Used in the Borehole
Feb 2013
Determining the physical location of sensor nodes is the most basic requirement in most Wireless Sensor Networks (WSN) application. Wireless Sensor Network nodes' self-localization techniques are...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Discrete Markov Chain Model for Reputation Estimation of Unstructure P2P Network
Feb 2013
Building trust relationships between peers is an important and difficult part in the security needs of P2P network without a central server. P2P reputation system has been introduced which...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Human-Oriented Virus Propagation Model in Email Networks
Feb 2013
The users' world is currently threatened by digital viruses, such as email viruses and mobile viruses. These viruses are mainly activated by users' operations. Therefore, it's important for users...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Misbehaving Attack Mitigation Technique for Multicast Security in Mobile Ad Hoc Networks (MANET)
Feb 2013
Node misbehavior problems have received increased attention in multicasting in Mobile Ad-hoc NETworks (MANETs). The misbehaving nodes can be either selfish or malicious nodes. The main goal of the...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Design of COMP Act Rectangular Dielectric Resonator Antenna for Wireless Communications
Feb 2013
The world is in constant changing and the demand of small size antennas with wide band and good performances is increasing, which encouraged the researchers to do an intensive work to deign...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Flexible Sharing in DHT-Based P2P Networks Using Metadata of Resource
Feb 2013
DHT-based P2P systems have the ability to map a resource's identifier to its location, so a resource can be located by the unique identifier of the resource. In such systems users must know the...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
On the Shortest Recycle Path Algorithm of Wireless Sensor Node
Feb 2013
Along with the spreading application of Wireless Sensor Network, once the node energy is exhausted, it will cause environmental pollution. Therefore, the problem of node recovery becomes...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Design and Implementation of Intelligent Cloud Guide System Based on Android System
Feb 2013
With the improvement of people's quality of life, the number of travelers has been increasing year by year; the form of the traditional tour guide is gradually unable to meet the needs of...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Method for CQI Feedback Based on Distributed Compressed Sensing in Adaptive Two-Way Relay System
Feb 2013
In two-way relay wireless communication systems, adaptive modulation and scheduling are promising for increasing the system throughput. To achieve this goal, it is necessary to feedback the...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Coverage Holes Discovery Algorithm for Wireless Sensor Network
Feb 2013
Non-uniform random distribution and exhausted energy of sensor nodes may lead to coverage holes emerged in Wireless Sensor Networks. Aiming at the problems of coverage holes in Wireless Sensor...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Analysis and Design of Low-Power Transceiver With Zigbee Sensor Unit
Feb 2013
Power consumption of nodes in a Wireless Sensor Network (WSN) determines the life cycle of the WSN, so it is particularly important to design low-power and high-performance Wireless Sensor Nodes...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Vertical Handover Trigger Mechanism Based on Gray Prediction
Feb 2013
Cross layer handover schemes are expected to provide seamless services for mobile terminal in the heterogeneous wireless networks. To reduce the handover delay time, link layer must timely trigger...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Broadband Satellite Networks: Standards, Cross-Layer Design, and QoS Improvement
Feb 2013
A review of broadband satellite communication networks scenario, standards on broadband satellite networks and the main specifications of standards are provided. Due to the performance of current...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Application of Wildpackets on Protocol Characteristics Analysis of P2P
Feb 2013
WildPackets is the leading provider of network, application performance, and protocol analysis, VoIP monitoring, and troubleshooting solutions. The key of P2P traffic management is constantly...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Hardware and Software Implementation for Highly Secured Modified Wired Equivalent Privacy (MdWEP)
Feb 2013
Wireless communication networks are in huge need and demand due to various features of Internet and its availability and easy accessibility all over the world. Therefore, advanced security...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Secure Routing in MANET Using Asymmetric Graphs
Feb 2013
Identification of neighbors plays a major role of many protocols for Wireless Ad-hoc NETworks and also the process of network paths in a network plays an important role. Wormhole attack is a major...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Hidden Hops Aware Load Balancing Based on Greedy Approach
Feb 2013
Virtual network mapping is one of the main problems in network virtualization. At present, virtual networking mapping aims at minimal resource consumption at substrate network, but ignores the...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
SER-Minimization Relay Selection for Two-Way Relay Channels With Physical Layer Network Coding
Feb 2013
In this paper, the authors explore the relay selection scheme for two-way relay channels with Physical layer Network Coding (PNC), where two end nodes exchange information via a selected relay...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Modeling and Micro Scale Analyzing of Micro-Switch Applied in All-Optical Communication
Feb 2013
Inductive micro-switch is an integrative device of a sensor and actuator and widely applied in all-optical-network communication. Its malfunctions related to "Fail-to-closure" and...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Algorithm Design of Secure Data Message Transmission Based on Openssl and VPN
Feb 2013
In order to solve the safety problem that remote or mobile users can perform secure data transmission among different computers via enterprise internal network, conventional approach is to...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Safe RFID Authentication Protocol for Internet of Things
Feb 2013
Internet of Things (IoT) is the evolution of related technologies and applications such as Internet and mobile networks. Future research into IoT will focus on generic technology, information...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Secure Scheme for Heterogeneous Wireless Sensor Networks
Feb 2013
A secure scheme for heterogeneous Wireless Sensor Networks is presented. The Wireless Sensor Networks have some sensor nodes and heterogeneous sensor nodes that have greater power and transmission...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Optimal Approximate Algorithm to Solve Location-Selection of Recycle Water Station Problem
Feb 2013
The minimum Steiner tree problem has wide application background, such as transportation system, communication network, pipeline design and VISL, etc. It is unfortunately that the computational...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Modeling to Compiling: Design and Implementation for Wireless Sensor Network System
Feb 2013
Based on the characteristics of the Wireless Sensor Network (WSN), researchers tend to ignore the system modeling of the complex system which is built by WSN and the central processor. Actually,...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Energy Efficient Distributed Image Compression Using JPEG2000 in Wireless Sensor Networks (WSNS)
Jan 2013
Restricted computational power, memory limitations, narrow bandwidth and energy supplied present strong limits in sensor nodes are the important points should be considered during the real time...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Network Management System for Epon Based on SNMP
Jan 2013
Now, the PON technologies become the preferred broadband access technology all over the world. In this paper, a network management system is designed for EPON. In Manager and Agent, the "Simple...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Analysis on the Impact on Learning and Teaching Model Based on Multimedia Network
Jan 2013
With the development of education informationalization, many teaching application based on multimedia and network are gradually penetrated into all kinds of education processes and the teaching...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
A Dynamic On-Demand Multipath Routing Algorithm for Low Earth Orbit Satellite Networks
Jan 2013
Compared with GEostationary Orbit (GEO) satellite systems and Medium Earth Orbit (MEO) satellite systems, Low Earth Orbit (LEO) satellite systems provide lower propagation delay as well as higher...
Provided by Journal of Theoretical and Applied Information Technology
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Whitepapers
Architecture of a Hierarchical Time-Sliced Optical Burst Switching System
Oct 2007
To overcome the need for large buffers to store contending bursts in Optical Burst Switched (OBS) networks, a recent variant called Time-Sliced OBS (TSOBS) suggested that bursts be sliced and...
Provided by University of New South Wales
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Whitepapers
IPv6 and Multicast Filtering for High-Performance Multimedia Applications
Oct 2007
It is widely acknowledged that the IPv4 address space will be close to exhaustion within the next few years, and the future growth of the Internet increasingly depends on the timely deployment and...
Provided by University of New South Wales
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Whitepapers
Confidential and Secure Broadcast in Wireless Sensor Networks
Jul 2007
Wireless sensor networks need broadcast for operations such as software updates, network queries, and command dissemination. Alongside ensuring authenticity of the source and data, keeping the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Power Management in Body Area Networks for Healthcare Applications
May 2010
For an increasing number of people living with chronic medical conditions, wearable wireless sensor devices can provide non-intrusive yet continuous physiological monitoring allowing effective...
Provided by University of New South Wales
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Whitepapers
Cross-Layer Error Recovery in Wireless Access Networks: The ARQ Proxy Approach
Feb 2011
Wireless networks are being increasingly employed to provide mobile access to network services. In most existing standards, reliable transmission on the wireless medium is achieved through the...
Provided by John Wiley & Sons
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Whitepapers
Hierarchical Management Architecture for Multi-Access Networks
Mar 2011
Future Internet will be highly heterogeneous supporting a multitude of access technologies with overlapping coverages. The automation and optimization of network operations like resource, mobility...
Provided by VTT Technical Research Centre of Finland
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Whitepapers
Survey on Signaling Techniques for Cognitive Networks
May 2011
Network evolution towards self-aware autonomous adaptive networking aims at reducing the burden of configuring and managing networks, which leads to performance degradation. In order to optimize...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Service-Aware Retransmission Control in Cellular Networks
Jun 2010
This paper proposes a service-aware cross-layer approach between application/transport layers on the mobile terminal and link layer on the wireless base station to enable dynamic control on the...
Provided by Hindawi Publishing
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Whitepapers
CogProt: A Framework for Cognitive Configuration and Optimization of Communication Protocols
Nov 2010
Advancements in network technologies dramatically increased management complexity. Cognitive networking was introduced to deal with this problem, by providing algorithms for autonomous network...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
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Whitepapers
Architectures and Cross-Layer Design for Cognitive Networks
Apr 2010
Network evolution towards self-aware autonomous adaptive networking attempts to overcome the inefficiency of configuring and managing networks, which leads to performance degradation. In order to...
Provided by University of Trento
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Whitepapers
TCP-Aware Forward Error Correction for Wireless Networks
Nov 2010
This paper studies TCP performance improvement in wireless and heterogeneous networks using Forward Error Correction (FEC) technique driven by TCP semantics. In the proposed scheme, called...
Provided by Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering
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Whitepapers
Characterizing User Behavior and Network Load on a Large-Scale Wireless Mesh Network
Dec 2010
Wireless mesh networks represent a promising paradigm to provide a scalable infrastructure for Internet access in metropolitan areas. In this paper, a large-scale wireless mesh testbed deployed in...
Provided by University of Trento
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Whitepapers
TCP Kikolo for Performance Improvement in Highspeed Networks in Presence of Packet Losses
Nov 2010
TCP shows poor performance in high speed networks with large latencies as well as in wireless networks where link error rates are high. The main two factors degrading TCP performance are related...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Cognitive Information Service: Basic Principles and Implementation of a Cognitive Inter-Node Protocol Optimization Scheme
Mar 2010
Cognitive networks are becoming extremely popular in the network domain. This paper proposes a novel concept in cognitive network management and protocol configuration, where any protocol of the...
Provided by University of Trento
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Whitepapers
Cognitive Link Layer for Wireless Local Area Networks
Oct 2009
Several attempts have been made to optimize a link layer of wireless local area networks. Most of them focus on one parameter at a time and propose optimizing approaches which rely on network...
Provided by University of Trento
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Whitepapers
Context-Aware Receiver-Driven Retransmission Control in Wireless Local Area Networks
Aug 2009
Automatic Repeat reQuest (ARQ) techniques employed by leading wireless technologies aim at compensating the high error rates due to radio impairments, but do not offer any differentiated levels of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Distributed Protocol Stacks: A Framework for Balancing Interoperability and Optimization
May 2008
This paper discusses architectural details related to a possible evolution in the protocol stack design, enabling to move a set of functions implemented at a particular layer of the protocol stack...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Performance Improvement in Wireless Networks Using Cross-Layer ARQ
Jun 2007
This paper presents a novel cross-layer approach (LLE-TCP) designed for performance enhancement of TCP over a large variety of wireless networks. LLE-TCP avoids TCP ACK packet transmission over...
Provided by Reed Elsevier
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Whitepapers
Cross-Layer Error Control Optimization in 3G LTE
Dec 2007
3G Long-Term Evolution (LTE) is a recent effort taken by cellular industries to step into wireless broadband market. The key enhancements target an introduction of new all-IP architecture,...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Performance Optimization of Single-Cell Voice Over WiFi Communications Using Quantitative Cross-Layering Analysis
Sep 2007
Cross-layer design has been proposed to optimize the performance of networks by exploiting the inter-relation among parameters and procedures at different levels of the protocol stack. This may be...
Provided by Springer Science+Business Media
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Whitepapers
Cognitive Rate Adaptation in Wireless LANs
Sep 2010
Rate adaptation represents a relevant issue in optimization of wireless local area network performance. The paper proposes to employ a cognitive approach to perform rate adaptation, which is able...
Provided by University of Campinas
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Whitepapers
Beyond Shannon: The Quest for Fundamental Performance Limits of Wireless Ad Hoc Networks
May 2011
The authors describe a new theoretical framework for determining fundamental performance limits of wireless ad hoc networks. The framework expands the traditional definition of Shannon capacity to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Capacity Theorems for Discrete, Finite-State Broadcast Channels With Feedback and Unidirectional Receiver Cooperation
Dec 2010
In this paper, the authors consider the discrete, time-varying Broadcast Channel (BC) with memory under the assumption that the channel states belong to a set of finite cardinality. They study the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Adaptive Modulation for MIMO Systems With Channel Prediction Errors
Aug 2010
The performance of Multiple-Input Multiple-Output (MIMO) systems using spatial multiplexing is analyzed under channel prediction errors. The authors derive exact closed-form expressions for the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Generalizing Capacity: New Definitions and Capacity Theorems for Composite Channels
Jul 2010
The authors consider three capacity definitions for composite channels with channel side information at the receiver. A composite channel consists of a collection of different channels with a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
The Capacity Region of the Degraded Finite-State Broadcast Channel
Dec 2009
The authors introduce and study the discrete, Finite-State Broadcast Channel (FSBC) with memory. For this class of channels they define physical degradedness and stochastic degradedness, and...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Capacity Regions and Bounds for a Class of Z-Interference Channels
Nov 2009
The authors define a class of Z-interference channels for which they obtain a new upper bound on the capacity region. The bound exploits a technique first introduced by Korner and Marton. A...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Source and Channel Coding for Correlated Sources Over Multiuser Channels
Jul 2010
Source and channel coding over multiuser channels in which receivers have access to correlated source side information are considered. For several multiuser channel models necessary and sufficient...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Compound Multiple-Access Channels With Partial Cooperation
Jun 2009
A two-user discrete memoryless compound Multiple-Access Channel (MAC) with a common message and conferencing decoders is considered. The capacity region is characterized in the special cases of...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Fuzzy Based Buffer Management in Wireless Multimedia Networks
Sep 2010
This paper presents a fuzzy based buffer management scheme that performs buffer allocation and packet dropping for wireless multimedia networks in the context of future generation cellular...
Provided by Gogte Institute of Technology
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Whitepapers
OpenRadio: A Programmable Wireless Dataplane
Jul 2012
The authors present OpenRadio, a novel design for a programmable wireless dataplane that provides modular and declarative programming interfaces across the entire wireless stack. Their key...
Provided by Association for Computing Machinery
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Whitepapers
Handling the M in MANet: An Algorithm to Identify Stable Groups of Peers Using Crosslayering Information
Aug 2012
This paper proposes an algorithm to identify groups of users connected to a mobile ad hoc network that remain stable over time. Several similar algorithms have been proposed to manage mobility...
Provided by Institut Telecom
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Whitepapers
Understanding Bufferbloat in Cellular Networks
Aug 2012
Bufferbloat is a prevalent problem in the Internet where excessive buffers incur long latency, substantial jitter and sub-optimal throughput. This paper provides the first elaborative...
Provided by Association for Computing Machinery
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Whitepapers
Characterizing Data Usage Patterns in a Large Cellular Network
Aug 2012
Using heterogeneous data sources collected from one of the largest 3G cellular networks in the US over three months, in this paper, the authors investigate the usage patterns of mobile data users....
Provided by Association for Computing Machinery
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Whitepapers
Understanding the Characteristics of Cellular Data Traffic
Aug 2012
Because of rapidly growing subscriber populations, advances in cellular communication technology, increasingly capable user terminals, and the expanding range of mobile applications, cellular...
Provided by Association for Computing Machinery
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Whitepapers
Making Use of All the Networks Around Us: A Case Study in Android
Aug 2012
Poor connectivity is common when the authors use wireless networks on the go. A natural way to tackle the problem is to take advantage of the multiple network interfaces on their mobile devices,...
Provided by Association for Computing Machinery
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Whitepapers
Casting Doubts on the Viability of WiFi Offloading
Jul 2012
With the advent of the Smartphone, mobile data usage has exploded which in turn has created tremendous pressure on cellular data networks. A promising candidate to reduce the impact of cellular...
Provided by Association for Computing Machinery
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Whitepapers
A Novel Approach of Simulation Tools for Mobile Ad-Hoc Networks
Jun 2012
Simulation is used to measure the behavior and performance of protocols for wired/wireless networks, it is economical because it can carry out experiments without the actual hardware and provides...
Provided by Kurukshetra University
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Whitepapers
Implementation of Digital Watermarking Using VHDL
Jun 2012
Orthogonal Frequency Division Multiplexing (OFDM) signals have a generic problem of high Peak to Average Power Ratio (PAPR) which is defined as the ratio of the peak power to the average power of...
Provided by Kurukshetra University
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Whitepapers
Optimizing Energy Consumption of Wireless Sensor Network Based on Hop Distance
Jun 2012
In wireless communication, the average received power decreases logarithmically with distance. The main factor responsible for this is path loss, which represents signal attenuation as a positive...
Provided by Kurukshetra University
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