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bandwidth issues
(2784 results)-
Case Studies
Affordable HP Workstations Energize Engineers
Nov 2008
Burlington Electric Department, a municipal electric utility serves about 16,000 residential and 3,600 commercial customers in the City of Burlington, Vt. The company wanted to enable engineers to...
Provided by Hewlett-Packard (HP)
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White Papers
Cisco EnergyWise
Jun 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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White Papers
Using Adaptive Bandwidth Allocation Approach to Defend DDoS Attacks
Oct 2008
Denial of service attacks occur when the attacks are from a single host, whereas distributed denial of service attacks occur when multiple affected systems flood the bandwidth or resources of a...
Provided by National Tsing Hua University
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Case Studies
KBC WES Mesh Safeguards East Coast Apartments
Jul 2011
A large apartment complex located in a popular East Coast beach community needed to implement a comprehensive video surveillance system to provide a greater level of security - and ultimately...
Provided by KBC Networks
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White Papers
Cost Considerations in 40G Networks
Mar 2008
Off late, optical backbones and metro core networks are predominantly 10G, on the verge of moving to 40G. But the challenges in the previous move from 2.5G to 10G are minor compared to those of...
Provided by Infonetics Research
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White Papers
Using Bandwidth More Efficiently With Switched Digital Video
Jun 2008
Switched Digital Video (SDV) offers tremendous promise for network operators seeking to more efficiently use bandwidth and deliver highly targeted content to subscribers. Motorola offers an...
Provided by Motorola
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White Papers
Veritas Storage Foundation for Windows: Dynamic Multi-Pathing Competitive Comparisons
May 2009
Multi-pathing software provides the intelligence necessary to manage multiple I/O paths between a server and a storage subsystem. When configured for redundancy, a single path is dedicated to I/O...
Provided by Symantec
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White Papers
Packet Processing With Intel Multi-Core Processors: General Purpose Processor Exceeds Network Processor Performance
Jun 2008
In fewer than ten years from now, industry experts are forecasting network capacity demands will grow by a factor of one thousand1. Preparing for this data and bandwidth boom, service providers...
Provided by Intel
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White Papers
An Introduction to the Intel QuickPath Interconnect
Jan 2009
With its high-bandwidth, low-latency characteristics, the Intel QuickPath Interconnect advances the processor bus evolution, unlocking the potential of next-generation microprocessors. The 25.6...
Provided by Intel
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White Papers
Cisco Visual Networking Index: Global Mobile Data Traffic Forecast Update
Jan 2009
The Cisco Visual Networking Index (VNI) Global Mobile Data Traffic Forecast Update is part of the comprehensive Cisco VNI Forecast, an ongoing initiative to track and forecast the impact of visual...
Provided by Cisco Systems
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White Papers
Statistical Multiplexing Over IP StatmuxIP Solution
Mar 2008
Statistical multiplexing is a proven technique used to dynamically assign compression bitrates based upon video complexity and motion requirements of individual channels. The principle of...
Provided by Motorola
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White Papers
Home Networking Technologies: Delivering Media in the Digital Home
Jun 2009
Distribution of entertainment services within the home presents service providers with a tremendous opportunity to increase their value and appeal to consumers. Striking a balance between...
Provided by Motorola
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White Papers
Video Surveillance Trade-Offs - A Question of Balance: Finding the Right Combination of Image Quality, Frame Rate and Bandwidth
Oct 2008
As video surveillance technology becomes indispensable in public safety and law enforcement around the world, one thing is clear: image quality is paramount. The benefits of video surveillance -...
Provided by Motorola
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White Papers
TV White Space Position Paper: Fixed TV White Space Solutions for Wireless ISP Network Operators
Nov 2008
Motorola is developing solutions for the TV White Space spectrum for both Service Providers as well as municipal state and local government entities. This paper specifically focuses on Motorola's...
Provided by Motorola
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White Papers
Anticipating the Bandwidth Bottleneck: Meeting Future Bandwidth Demands
Jun 2008
Living today in a media-crazed world, where individuals create, consume, and share media in ways never before imagined. And these consumers are not just demanding more media. Due to multitasking,...
Provided by Motorola
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White Papers
Meeting the Growing Demand for Cost-Effective Backhaul in Public Safety
Dec 2008
A Motorola point-to-point wireless broadband solution can help agencies achieve their strategic goals by deploying a backhaul system that disseminates timely information dependably, securely and...
Provided by Motorola
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White Papers
Improving Operational Readiness for P25 Systems Through Advanced Network Monitoring
Dec 2008
Digital networks enable increased functionality, as well as expanded coverage, bandwidth and flexibility. However, with advanced technology comes increased complexity. Not only are the features...
Provided by Motorola
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White Papers
Cisco Nexus 5000 Series Architecture: The Building Blocks of the Unified Fabric
Jan 2009
Cisco has designed the Cisco Nexus 5000 Series Switches to be the best solution for high bandwidth, low-latency, and access-layer switches for rack deployments. In the context of I/O...
Provided by Cisco Systems
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Whitepapers
Perspectives on Router Buffer Sizing: Recent Results and Open Problems
Feb 2009
The past few years have witnessed a lot of debate on how large Internet router buffers should be. The widely believed rule-of-thumb used by router manufacturers today mandates a buffer size equal...
Provided by University of New South Wales
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Whitepapers
An Empirical Model of Power Consumption in the NetFPGA Gigabit Router
Nov 2010
Sustained exponential bandwidth growth of the Internet is threatened by concomitant increase in power requirements of network switches and routers. Recently, researchers have profiled the energy...
Provided by University of New South Wales
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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
Need of Bandwidth Management and Formulation of Policy Framework for Effective Utilisation of Internet Services wWthin a University Campus
Jun 2011
As the web has evolved from mere an information exchange system to a knowledge creation and dissemination platform, the Internet is being viewed as a critical component of success by the...
Provided by Kurukshetra University
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Whitepapers
Capacity Gain From Two-Transmitter and Two-Receiver Cooperation
Feb 2008
Capacity improvement from transmitter and receiver cooperation is investigated in a two-transmitter, two-receiver network with phase fading and full channel state information available at all...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
A Wide-Tracking Range Clock and Data Recovery Circuit
Oct 2008
SCALING of CMOS technology has progressed relentlessly for the past several decades and brought unprecedented benefits to digital Integrated Circuits (ICs). In order for the improvements of...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Dueling Directors
Jun 2009
Fibre Channel (FC) as a technology has been relatively static over the past 10 years, and FC switch innovation has been incremental - from bandwidth support and additional features to increased...
Provided by TechTarget
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White Papers
What Determines Your Report Response Time and Performance?
Dec 2008
What determines a reporting system's speed and performance? The first things that always come to mind are hardware (memory and processor), bandwidth and number of users. While these factors...
Provided by LogiXML
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White Papers
Low Bit-Rate Audio Coding in Multi-Channel Digital Wireless Microphone Systems
Sep 2009
Despite advances in voice and data communications in other domains, sound production for live events (concerts, theatre, conferences, sports, worship, etc) still largely depends on...
Provided by APTX
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Case Studies
Beyond the Simple "Light Switch": Why North America's Leading MLS Provider Replaced NetScaler With F5 for Better Optimization, Control and Lower TCO
Nov 2008
As one of the largest Internet-based MLS (Multiple Listing Service) providers in North America, Rapattoni Corporation required fast, consistent client access to their applications and data, from...
Provided by F5 Networks
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White Papers
The 8 Essential Elements of Internet Security
Aug 2009
The evolution of Internet content toward social media and Web 2.0-based sites presents new challenges for organizations. Critical applications have become Web-based, and non-browser generated Web...
Provided by Black Box
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White Papers
Beyond the Edge: High-performance content delivery enabled by the Limelight Networks XD Platform
Jan 2009
This paper introduces a new and better technical approach to Internet content delivery, designed to address the escalating demands of today's online consumers. It's driven by the Limelight...
Provided by LimeLight
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White Papers
Passive Ultrawide Bandwidth RFID
Aug 2008
UltraWide Bandwidth (UWB) technology is a promising solution for next generation RadioFrequency Identification (RFID) systems to overcome most of the main limitations of current RFID systems such...
Provided by University of Bologna
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Whitepapers
Managing a growing threat: An Executive's Guide to Web Application Security
Nov 2009
Traditionally, companies have relied on perimeter defenses to keep their networks and data secure. Unfortunately, network firewalls and network vulnerability scanners can't defend against...
Provided by IBM
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White Papers
HybridCast: A Hybrid Probabilistic/Deterministic Approach for Adjustable Broadcast Reliability in Mobile Wireless Ad Hoc Networks
Jun 2009
Broadcast is a crucial yet expensive building block for many applications in bandwidth-scarce mobile wireless ad hoc networks. The paper proposes a hybrid deterministic/probabilistic,...
Provided by University of Illinois at Urbana-Champaign
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White Papers
Mix-Bandwidth Data Path Design for 5G Real Wireless World
Jul 2008
The 3rd Generation (3G) wireless mobile internet networks are ready to live up to its performance in computer networking and mobile devices, which have limitation on access voice quality and only...
Provided by University of Malaya
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White Papers
LTE - An Optimized OFDMA Solution for Wider Bandwidth Spectrum
May 2009
LTE is an optimized mobile OFDMA solution that continues 3G's track record of mobility and high spectral efficiency. It leverages new and wider bandwidth spectrum to boost data capacity in dense...
Provided by QUALCOMM
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White Papers
Available Bandwidth-Based Association in IEEE 802.11 Wireless LANs
Oct 2008
The performance of an IEEE 802.11 station heavily depends on the selection of an AP (Access Point) that the station is associated with to access the Internet. The conventional approach to the AP...
Provided by Association for Computing Machinery
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White Papers
Bandwidth Transport, Optimization and Protection for Wireless Backhaul: Meeting 3G & 4G Service Delivery Challenges
Oct 2009
The legacy TDM/PDH1 based Network Infrastructure is moving to a packet based model characterized by ubiquitous native Ethernet connectivity to an IMS2 based core for the switching and transport of...
Provided by Exar
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White Papers
Improving UMTS and HSDPA Coverage 5-Fold With Inward-Facing Cells in a Simulcast Architecture
Sep 2009
UMTS and HSDPA are the preferred services in many markets, but challenges with interference and isolation among the RF cells are reducing bandwidth and coverage in dense areas and inside...
Provided by ADC Telecommunications
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White Papers
Experimental Comparison of Bandwidth Estimation Tools for Wireless Mesh Networks
Mar 2009
Measurement of available bandwidth in a network has always been a topic of great interest. This knowledge can be applied to a wide variety of applications and can be instrumental in providing...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
ASIC Implementation of Neural Network Based Image Compression
Aug 2011
Image data consumes enormous bandwidth and storage space. Neural networks can be used for image compression. Neural network architectures have proven to be more reliable, robust, and programmable...
Provided by International Journal of Computer Theory and Engineering (IJCTE)
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Whitepapers
Simulation and Design of Broad-Band Slot Antenna for Wireless Applications
Jul 2011
As wireless communication applications require more and more bandwidth, the demand for wideband antennas increases as well. The design of an efficient wideband small size antenna for recent...
Provided by International Association of Engineers
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Case Studies
School System Deploys FlowTraq to Manage Internet Bandwidth Usage and Avoid Copyright Infringement
Jul 2012
Hanover, New Hampshire and Norwich, Vermont created the nation's first interstate school district. Their challenge is to limit internet bandwidth usage and prevent copyright violations. The school...
Provided by ProQSys
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Whitepapers
Utility-Based Dynamic Multi-Service Bandwidth Allocation in Heterogeneous Wireless Networks
Mar 2012
In this paper, the authors present a dynamic bandwidth allocation scheme for multiple services in heterogeneous networks. A utility function is introduced first, whose parameters are determined by...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Dynamic Channel Allocation in Wireless Networks Using Adaptive Learning Automata
Feb 2009
The bandwidth utilization of a single channel-based wireless networks decreases due to congestion and interference from other sources and therefore transmission on multiple channels are needed. In...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Cooperative Diversity over Fading Channels with Impulsive Noise
Feb 2009
Although there already exists a rich literature on cooperative diversity, current results are mainly restricted to the conventional assumption of Additive White Gaussian Noise (AWGN). AWGN model...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Improved Beamforming for Radio Links with Multi-Level Linearly Modulated Signals
Feb 2009
Multiple constellations have been proposed recently as a way of improving the system performance when used in conjunction with Orthogonal Transmit Diversity (OTD) for high level linear modulation...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
A Multi-Interface Multi-Channel Routing (MMCR) Protocol for Wireless Ad Hoc Networks
Feb 2009
Multiple non-interfering channels are available in 802.11 and 802.15.4 based wireless networks. Capacity of such channels can be combined to achieve a better performance thus providing a higher...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
A Region-Based Downlink Scheduling Algorithm in MIMO Precoding Systems
Feb 2009
Although significant throughput gains and system fairness can be obtained by slot-based scheduling algorithms, the corresponding complexities are considerable. In this paper, the authors propose a...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Complexity Reduced MLD Based on QR Decomposition in OFDM MIMO Multiplexing with Frequency Domain Spreading and Code Multiplexing
Feb 2009
Orthogonal Frequency Division Multiplexing (OFDM) is a promising modulation/radio access scheme for future wireless communication systems because of its inherent immunity to multipath interference...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Performance Analysis of OFDM System Over Time-Selective Fading Channels
Feb 2009
In fast moving environment, the Inter-Carrier Interference (ICI) due to Doppler spread will degrade the performance of OFDM system severely. Using Jakes' model for the Doppler power spectrum and...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Distributed Power Allocation Schemes for Amplify-and-Forward Networks
Feb 2009
In this paper, distributed power allocation schemes are studied for Amplify-and-Forward (AF) cooperative relay networks, where only partial Channel State Information (CSI) is available at the...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Efficient Polling Mechanism in WiMAX Network
Feb 2009
IEEE 802.16 standard suite defines two main polling modes, unicast polling and contention-based polling, to support different bandwidth allocation requirement. Although the specification...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
An Efficient Authentication and Key Management Protocol for Hierarchical Ad hoc Sensor Networks
Feb 2009
Despite extensive research on flat ad hoc networks, meeting satisfactory security levels in sensor networks presents many problems. The main reason is that these networks are typically designed...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
CPW FED Slot Coupled Wideband and Multiband Antennas for Wireless Applications
Nov 2012
A circular shaped CPW fed capacitive coupled monopole antenna is presented. Ground dimensions of the CPW feed are used to tune the proposed antenna's input impedance (bandwidth). Also, these...
Provided by International Journal of Advances in Engineering & Technology (IJAET)
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Whitepapers
Routing and Admission Control for Wireless Mesh Networks with Directional Antennas
Feb 2009
The demand for QoS has made its support an essential component in today's wireless networks. The use of directional antennas in multi-hop wireless networks is known to provide substantial increase...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Network-Centric Joint Radio Resource Policy in heterogeneous WiMAX-UMTS Networks for Streaming and Elastic traffic
Feb 2009
The convergence of wireless networks is a key solution to deal with the ever-increasing need for bandwidth. In this compound radio environment, users can use concurrently diverse services through...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Joint Time, Frequency and Sampling Clock Synchronization for OFDM-Based Systems
Feb 2009
Now-a-days, Orthogonal Frequency Division Multiplexing (OFDM) is the favorite technique in mobile wireless communications, because of its good performance on multipath environments, flexibility in...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Mitigation of Crosstalk in Optical Network Using Modulation Techniques
Oct 2012
To transmit data from one point to another, some signal path is needed between those points. To create such path a medium is needed to transfer the data. The choice of this medium depends on the...
Provided by International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
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Whitepapers
A Multi-Objective Optimization Strategy Based on GSO for the Multicast Routing Problem
Oct 2012
In this paper a nature inspired multi-objective optimization based on new improved Group search optimizer algorithm has been modelled to solve the NP-complete, multicast routing problem. This...
Provided by International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
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Whitepapers
A Priority Dynamic Upstream Bandwidth Allocation Algorithm for QoS Over Ethernet PONs
Nov 2012
Ethernet Passive Optical Networks (EPONs) are envisioned as a promising network technology to provide low cost high-speed solution for end user access to the broadband network. Ethernet is...
Provided by IRJCSEA
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Whitepapers
A New Receiver Structure for DFT Spread OFDM (DFT-SOFDM) in Time-Selective Fading Channel
Mar 2008
The transmission of a Discrete Fourier Transform Spread Orthogonal Frequency Division Multiplexing (DFTSOFDM) signal through a time-selective fading channel suffers from severe performance...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
QoS for Ad Hoc Networks Using an Empirical Model
Mar 2008
Empirical models are a technique that has been used in research for a long time, and that proved to be capable of describe pseudo-random phenomena. In this paper, the authors present PREFAIRS, a...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
An Efficient and Fair Scheduling Scheme for Multiuser OFDM Wireless Networks
Mar 2008
In this paper, the authors propose a new MAC scheduling scheme for efficient support of multimedia services in multiuser OFDM wireless networks, both in the uplink and in the downlink. This scheme...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Service-Oriented Device Composition in Resource-Constrained Ubiquitous Environments
Mar 2008
In this paper, the Service-Oriented Device Composer (SODC) is proposed to support ubiquitous service automation with considering QoS and resource management. A ubiquitous service is regarded as a...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Oversampled Orthogonal Frequency Division Multiplexing in Doubly Selective Fading
Mar 2008
A new oversampled Orthogonal Frequency Division Multiplexing (OFDM) system operating in doubly selective fading environment is proposed in this paper. The oversampled OFDM structure employs...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Optimizing Fast Handover for Mobile IPv6 with Dynamic Price
Mar 2008
Fast Handover for Mobile IPv6 (FMIPv6) reduces the handover latency and packet loss during handover procedure by using tunneling and buffering mechanisms. However, when the arrival rate of fast...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Reliable Transmission of H.264 Video over Wireless Network
Apr 2008
In this paper, the authors present a new error robust method for H.264 video transmission. This scheme uses Unequal Error Protection (UEP) and Automatic Repeat Request (ARQ) protocol to provide...
Provided by Beijing University of Posts and Telecommunications
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Whitepapers
Multi-hop Polling Service with Bandwidth Request Aggregation in IEEE 802.16j Networks
Apr 2008
The IEEE 802.16j protocol for a Multi-hop Relay (MMR) WiMAX network is being developed to increase data rates and extend service coverage as an enhancement of existing WiMAX standards. The IEEE...
Provided by Polytechnic of Turin
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Whitepapers
A Universal Space-Time Architecture for Multiple-Antenna Aided Systems
May 2012
Against the recent background of rapidly-increasing demand for high-speed multimedia wireless transceivers communicating over dispersive fading channels, a bandwidth efficient and reliable...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Self-Concatenated Coding and Multi-Functional MIMO Aided H.264 Video Telephony
Jul 2011
Robust video transmission using iteratively detected Self-Concatenated Coding (SCC), multi-dimensional Sphere Packing (SP) modulation and Layered Steered Space-Time Coding (LSSTC) is proposed for...
Provided by University of South Florida
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Whitepapers
A Latency and Modulation Aware Bandwidth Allocation Algorithm for WiMAX Base Stations
Mar 2008
The mobile WiMAX systems based on IEEE 802.16e-2005 provide high data rate for the mobile wireless network. However, the link quality is frequently unstable owing to the long-distance and air...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Data Broadcast Scheduling in Broadcast/UMTS Integrated Systems Using Mathematical Modeling and Computing Techniques
Mar 2008
Wireless broadcast systems provide the users with high bandwidth while 3G cellular systems provide complementary service to support personality and interactivity. In this paper, the authors...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Performance Analysis of Amplify-and-Forward Relaying with Mismatched-Coherent and Partially-Coherent Receivers
Mar 2008
In this paper, the authors investigate the error rate performance of Amplify-and-Forward (AF) relaying with imperfect channel estimation. They consider a single-relay scenario with orthogonal and...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
An Intelligent Tunneling Framework for Always Best Connected Support in Network Mobility (NEMO)
Mar 2008
The Always Best Connected (ABC) vision has always been about IP-based architecture and multiple simultaneous access technologies which can provide wireless bandwidth aggregation and load-balancing...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Novel MIMO Packet-Based Proportional Fairness Scheduling Framework
Mar 2008
The key issue the authors address in this paper concerns how the available bandwidth within the downlink of a Multiple-Input Multiple-Output (MIMO) cellular network should be shared between...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Markov Chain Model for Polling Delay and Throughput Analyses of Uplink Subframe in WiMAX Networks
Mar 2008
IEEE 802.16 is proposed to provide middle-range access and high data rate for real-time transmission through wireless channel. The increasing of access range, data rate, and total number of nodes...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
Low-Mobility Channel Tracking for MIMO-OFDM Communication Systems
Apr 2013
It is now well understood that by exploiting the available additional spatial dimensions, Multiple-Input Multiple-Output (MIMO) communication systems provide capacity gains, compared to a...
Provided by EURASIP
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Whitepapers
Downlink VoIP Support for Evolved UTRA
Mar 2008
This paper presents the design of VoIP optimized packet scheduler and performance simulations for supporting voice services over downlink Evolved UTRA. An efficient packet scheduler taking into...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Fair OFDMA Scheduling Algorithm Using Iterative Local Search With K-Opt-Switches
Mar 2008
Orthogonal Frequency Division Multiple Access (OFDMA) enables dynamically scheduling users on frequencies with good channel quality, exploiting multiuser diversity. Modulation levels on different...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Frequency Selective OFDMA Scheduler With Limited Feedback
Mar 2008
Orthogonal Frequency Division Multiple Access (OFDMA) is the preferred multiple access scheme for future broadband cellular systems as it provides high spectral efficiency. The choice of OFDMA...
Provided by Institute of Electrical & Electronic Engineers
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Case Studies
Beyond the Simple "Light Switch": Why North America's Leading MLS Provider Replaced NetScaler With F5 for Better Optimization, Control and Lower TCO
Nov 2008
As one of the largest Internet-based MLS (Multiple Listing Service) providers in North America, Rapattoni Corporation required fast, consistent client access to their applications and data, from...
Provided by F5 Networks
-
White Papers
The 8 Essential Elements of Internet Security
Aug 2009
The evolution of Internet content toward social media and Web 2.0-based sites presents new challenges for organizations. Critical applications have become Web-based, and non-browser generated Web...
Provided by Black Box
-
White Papers
Beyond the Edge: High-performance content delivery enabled by the Limelight Networks XD Platform
Jan 2009
This paper introduces a new and better technical approach to Internet content delivery, designed to address the escalating demands of today's online consumers. It's driven by the Limelight...
Provided by LimeLight
-
White Papers
Passive Ultrawide Bandwidth RFID
Aug 2008
UltraWide Bandwidth (UWB) technology is a promising solution for next generation RadioFrequency Identification (RFID) systems to overcome most of the main limitations of current RFID systems such...
Provided by University of Bologna
-
Whitepapers
Managing a growing threat: An Executive's Guide to Web Application Security
Nov 2009
Traditionally, companies have relied on perimeter defenses to keep their networks and data secure. Unfortunately, network firewalls and network vulnerability scanners can't defend against...
Provided by IBM
-
White Papers
HybridCast: A Hybrid Probabilistic/Deterministic Approach for Adjustable Broadcast Reliability in Mobile Wireless Ad Hoc Networks
Jun 2009
Broadcast is a crucial yet expensive building block for many applications in bandwidth-scarce mobile wireless ad hoc networks. The paper proposes a hybrid deterministic/probabilistic,...
Provided by University of Illinois at Urbana-Champaign
-
White Papers
Mix-Bandwidth Data Path Design for 5G Real Wireless World
Jul 2008
The 3rd Generation (3G) wireless mobile internet networks are ready to live up to its performance in computer networking and mobile devices, which have limitation on access voice quality and only...
Provided by University of Malaya
-
White Papers
LTE - An Optimized OFDMA Solution for Wider Bandwidth Spectrum
May 2009
LTE is an optimized mobile OFDMA solution that continues 3G's track record of mobility and high spectral efficiency. It leverages new and wider bandwidth spectrum to boost data capacity in dense...
Provided by QUALCOMM
-
White Papers
Available Bandwidth-Based Association in IEEE 802.11 Wireless LANs
Oct 2008
The performance of an IEEE 802.11 station heavily depends on the selection of an AP (Access Point) that the station is associated with to access the Internet. The conventional approach to the AP...
Provided by Association for Computing Machinery
-
White Papers
Bandwidth Transport, Optimization and Protection for Wireless Backhaul: Meeting 3G & 4G Service Delivery Challenges
Oct 2009
The legacy TDM/PDH1 based Network Infrastructure is moving to a packet based model characterized by ubiquitous native Ethernet connectivity to an IMS2 based core for the switching and transport of...
Provided by Exar
-
White Papers
Improving UMTS and HSDPA Coverage 5-Fold With Inward-Facing Cells in a Simulcast Architecture
Sep 2009
UMTS and HSDPA are the preferred services in many markets, but challenges with interference and isolation among the RF cells are reducing bandwidth and coverage in dense areas and inside...
Provided by ADC Telecommunications
-
White Papers
Experimental Comparison of Bandwidth Estimation Tools for Wireless Mesh Networks
Mar 2009
Measurement of available bandwidth in a network has always been a topic of great interest. This knowledge can be applied to a wide variety of applications and can be instrumental in providing...
Provided by Institute of Electrical and Electronics Engineers
-
Whitepapers
ASIC Implementation of Neural Network Based Image Compression
Aug 2011
Image data consumes enormous bandwidth and storage space. Neural networks can be used for image compression. Neural network architectures have proven to be more reliable, robust, and programmable...
Provided by International Journal of Computer Theory and Engineering (IJCTE)
-
Case Studies
Motorola Wireless Broadband Keystone for South Africa's E-Skills Initiative
Jun 2009
Located in South Africa's Gauteng province, Ekurhuleni East College for Further Education and Training (EEC) is the result of a merger between five technical colleges that serve underprivileged...
Provided by Motorola
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White Papers
Adaptive Congestion Control Scheme Based on DCCP for Ubiquitous Computing
Sep 2008
This paper proposes an adaptive congestion control scheme to control network congestion due to mobility of devices on ubiquitous computing environment. Significantly, this scheme includes a new...
Provided by Pusan National University
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White Papers
10G EPON - Unleashing the Bandwidth Potential
Aug 2009
For the first time in history, one can now aim to live in "One World", because the 1st century has ushered in a new era in man's ongoing quest for a better life and a better world. Telco industry...
Provided by ZTE
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Case Studies
Ag Wireless Links Multiple Farm Cooperative Sites
Nov 2008
In business for 70 years, 4 Seasons Cooperative is a major supplier of agricultural and related products in northeast South Dakota, and maintains multiple locations in several counties, including...
Provided by Motorola
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White Papers
The Evolution of the Wireless Packet Core
Aug 2008
The availability of higher bandwidth wireless packet technologies coupled with competitive flat rate pricing is fueling an explosion in mobile broadband. As mass market broadband goes mobile, the...
Provided by Nortel Networks
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White Papers
The Services-Powered Business
Feb 2008
This paper will review the defining characteristics of Services-Powered Businesses and will discuss the requirements of those best equipped to deliver the benefits. For many years now businesses...
Provided by Nortel Networks
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White Papers
A Novel Mobility Based Bandwidth Reduction Algorithm in Cellular Mobile Networks
May 2008
Due to the rapid growing rate of mobile users and the wide range of service provided for the users, traffic control in mobile networks has become unavoidable. This wide range of services includes...
Provided by Anna University
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Whitepapers
Walk the Line: Consistent Network Updates With Bandwidth Guarantees
Aug 2012
New advances in technologies for high-speed and seamless migration of VMs turns VM migration into a promising and efficient means for load balancing, configuration, power saving, attaining a...
Provided by Association for Computing Machinery
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Whitepapers
Modulated Backscatter for Ultra-Low Power Uplinks From Wearable and Implantable Devices
Aug 2012
Wearable and implantable wireless biomedical devices are often constrained by the limited bandwidth and high power consumption of their communication links. The VHF or UHF transceivers (e.g. MICS...
Provided by Association for Computing Machinery
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Whitepapers
Estimating Packet Loss Rate in the Access Through Application-Level Measurements
Aug 2012
End user monitoring of quality of experience is one of the necessary steps to achieve an effective and winning control over network neutrality. The involvement of the end user, however, requires...
Provided by Association for Computing Machinery
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Whitepapers
Linear Coherent Decentralized Estimation
Feb 2008
The authors consider the distributed estimation of an unknown vector signal in a resource constrained sensor network with a fusion center. Due to power and bandwidth limitations, each sensor...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Modeling and Analysis of Applying Adaptive Modulation Coding in Wireless Multicast and Broadcast Systems
May 2011
Traditional wireless communications only utilize fixed-rate multicast and broadcast. In other words, only the most robust modulation and coding scheme can be applied for data transmission. Such a...
Provided by Springer Science+Business Media
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Whitepapers
Modulation and Coding Scheme Selection in Multimedia Broadcast Over a Single Frequency Network-Enabled Long-Term Evolution Networks
Jun 2011
Long term evolution constitutes the next generation cellular network beyond 3G that is designed to support the explosion in demand for bandwidth-hungry multimedia services in wireless networks by...
Provided by John Wiley & Sons
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Whitepapers
Efficient MCS Selection for MBSFN Transmissions Over LTE Networks
Sep 2010
Long Term Evolution (LTE), the next-generation network beyond 3G, is designed to support the explosion in demand for bandwidth-hungry multimedia services that are already experienced in wired...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
Gartner Case Study: Woods Bagot
Oct 2009
Blue Coat customer Woods Bagot has deployed an Application Delivery Network (ADN) solution with application optimization, security and visibility to improve application performance of large CAD...
Provided by Blue Coat Systems
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White Papers
SNMP Monitoring: One Critical Component to Network Management
Jun 2005
Although SNMP agents provide essential information for effective network monitoring and troubleshooting, SNMP alone does not provide all the information you need to stay on top of your network....
Provided by Network Instruments
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Case Studies
Department of Education Relies on IP Appliances to Meet Expanding Latency and Performance Needs
Apr 2009
The Department of Education in an Asia-Pacific country is the lead government agency providing national leadership in education and workplace training. In order to handle the increased bandwidth...
Provided by Check Point Software Technologies
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White Papers
Improving Business Value of WAN Optimization - IDC Whitepaper
Jan 2010
Accelerating ROI with a Complete WAN Optimization Solution. Want to achieve faster ROI by deploying a complete WAN optimization solution? Read the latest IDC report entitled "Improving the...
Provided by Riverbed
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White Papers
Accelerating Development and Troubleshooting of Data Center Bridging (DCB) Protocols Using Xgig
Jul 2009
The new Data Center Bridging (DCB) protocols provide important mechanisms for enabling priority and managing bandwidth allocations between different types of traffic. However, given their...
Provided by JDS Uniphase
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White Papers
Websense Security Labs State of Internet Security 2H09
Mar 2009
Do you know just how adept Web adversaries have become in using the Internet to spread malware in their attacks? Understand where the true threats lie with this report which summarizes the...
Provided by Websense
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Whitepapers
How to Improve Disaster Recovery for the Enterprise: Advanced Replications Powered by WAN Optimization - Taneja Group
Jan 2010
Ready to accelerate disaster recovery across your entire enterprise? In the latest Taneja whitepaper entitled "How to Improve Disaster Recovery for the Enterprise: Advanced Replication Powered by...
Provided by Riverbed
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White Papers
Bandwidth Performance Testing of IEEE 802.11 Wireless Local Area Networks
Mar 2009
The market for wireless communications has experienced incredible growth over recent years. Wireless Local Area Networks (Wireless LANs) have quickly found a significant place and popularity in...
Provided by Saurashtra University
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White Papers
The Intelligent Path to a Service-Enabling Infrastructure
Sep 2009
The ever-expanding demand for bandwidth from residential and business users has significant implications for an operator's network infrastructure, from the customer edge through the core....
Provided by Ciena
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Whitepapers
Performance Enhancement of Channel-Phase Precoded Ultra-Wideband (CPP-UWB) Systems by Rake Receivers
Oct 2008
The authors propose to use the Rake receiver to improve the system performance by collecting more signal power in an Ultra-WideBand (UWB) system precoded by the channel phase information, called...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Joint ARQ Receiver Design for Bandwidth Efficient MIMO Systems
Oct 2008
In this paper, the authors develop a joint ARQ receiver design for channel estimation and equalization under bandwidth efficient Automatic Repeat reQuest (ARQ) in Multiple-Input Multiple-Output...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Modeling of Orthogonal Frequency Division Multiplexing (OFDM) for Transmission in Broadband Wireless Communications
Apr 2012
Orthogonal Frequency Division Multiplexing (OFDM) is a multi carrier modulation technique that provides high bandwidth efficiency because the carriers are orthogonal to each other and multiple...
Provided by Journal of Computing
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Whitepapers
Capacity Enhancement of WiMAX System Using Adaptive Modulation and Code Rate
Aug 2012
Future wireless networks such as 4G system will support high data rate and multimedia services including facsimile, video teleconferencing, file transfer by consuming less bandwidth such as...
Provided by International Journal of Emerging Technology and Advanced Engineering (IJETAE)
