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bandwidth issues
(2758 results)-
Whitepapers
Service Differentiation Through End-to-End Rate Control in Low Bandwidth Wireless Packet Networks
Nov 2007
With the increased commercial deployment of wireless networks, the issue of service differentiation among flows in a wireless/wireline network is becoming important. While many wireline solutions...
Provided by University of Illinois
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Whitepapers
Effective Cum Efficient Bandwidth by LZW Compression Technique
Sep 2012
The Internet and World Wide Web (WWW) have made electronic commerce a reality. According to an estimate the WWW presently contains more than 800 millions pages, encompassing about 6 terabytes of...
Provided by Indian Journal of Computer Science and Engineering (IJCSE)
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Whitepapers
Estimating Congestion Window With Misbehaving Client Using Proposed FACK
May 2012
Detect and fix a misbehaving TCP implementation/client that is trying to get more than its fair share of bandwidth by artificially acknowledging not received packets in order to advance the...
Provided by International Journal of Engineering Research & Technology (IJERT)
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Whitepapers
Optimal Error Rate Performance of Binary TH-UWB Receivers in Multiuser Interference
Oct 2008
An exact mathematical model which explains the important characteristics of the Probability Density Function (PDF) of the Multiple Access Interference (MAI) in Time-Hopping UWB (TH-UWB) systems is...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Performance Analysis of a Partially Coherent System Using Constellation Rotation and Coordinate Interleaving
Oct 2008
Coherent detection of M-ary Phase Shift Keying (MPSK) signals requires the generation or extraction of a local carrier phase reference. In most applications a perfect local reference is not...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
A Yankee Group Webcast for Alcatel-Lucent.
May 2010
In our multimedia, multichannel, always-on world, meeting your enterprise network performance demands has never been more difficult. Join industry analyst Camille Miller from the Yankee Group for...
Provided by Alcatel-Lucent
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White Papers
Flash-Demo: VitalSuite® Performance Management Software.
May 2010
As your enterprise network grows in complexity, it's more important than ever to gain total visibility and complete control of your IT infrastructure. See how VitalSuite® Performance Management...
Provided by Alcatel-Lucent
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White Papers
Service Control EasyApp - Time Shifting Traffic
Apr 2010
When it comes to network congestion in service provider networks, there is a common paradox: When one looks at daily consumption, there is usually more network bandwidth available than users...
Provided by Cisco Systems
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White Papers
Automating Process to Optimize Windows® 7 Deployment
Jun 2010
IDC estimates that the average cost of deployment activities is $527 per PC, but can go as high as $700 or more depending on the time spent by IT staff and users. That is roughly 20 to 40 percent...
Provided by Dell, Inc. & Intel, Inc.
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Case Studies
PRX-5G Traffic Manager Convinces With Effective and Flexible Bandwidth Management
Feb 2010
The Technische Universität Braunschweig (University of Braunschweig- Institute of Technology) in Germany has over 2,900 University employees and 12,500 students. To keep maintenance and handling...
Provided by ipoque
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Case Studies
Ipoque Guarantees Performance on Cable Provider's Network in Angola
Aug 2009
TVCABO is a cable provider in the southwest African nation of Angola. It provides distribution service signal cable television and multimedia services, including broadband Internet and other...
Provided by ipoque
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Case Studies
Peak 10 Selects Data Center Switches to Centrally Manage Traffic Rates
Jan 2010
Headquartered in Charlotte, North Carolina, Peak 10 is a leading independent data center operator and provider of managed services, delivering scalable, economical, and reliable solutions. The...
Provided by Cisco Systems
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White Papers
Three Simple Ways to Optimize Your Bandwidth Management in Video Surveillance
Nov 2009
Most organizations today have an IT infrastructure that has the ability to handle large amounts of data because of their extensively capable bandwidth capacity. In trying to handle large amounts...
Provided by Genetec
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Whitepapers
Resilient GIA
Jan 2012
The core activity of any P2P system is File Sharing. In any system where many peers are connected, several replicas of same file may be present but the challenge, especially in an unstructured p2p...
Provided by Interscience Open Access Journals
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Whitepapers
Efficient M-QAM Transmission Using Compacted Magnitude Modulation Tables
Oct 2008
Magnitude Modulation is a technique proposed with success for QPSK and OQPSK in order to maximize power and bandwidth of small satellite earth stations, by reducing PAPR of the modulated signal at...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Review of Some Transaction Models Used in Mobile Databases
Jun 2011
Mobile computing is presently experiencing a period of unprecedented growth with the convergence of communication and computing capabilities of mobile phones and personal digital assistant....
Provided by Interscience Open Access Journals
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Whitepapers
Analysis of the Influence of the Transmission Delay on the Competition Between TCP and TFRC
Nov 2008
In this paper, the authors analyze the competition between TCP (Vegas and Reno) and TFRC, and particularly the effect of the transmission delay on the way these protocols share the bandwidth. This...
Provided by Institut Telecom
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Whitepapers
Characterizing the Greedy Behavior in Wireless Ad Hoc Networks
Jul 2012
While the problem of greedy behavior at the MAC layer has been widely explored in the context of Wireless Local Area Networks (WLAN), its study for multi-hop wireless networks still almost an...
Provided by John Wiley & Sons
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Whitepapers
FLSAC: A New Scheme to Defend Against Greedy Behavior in Wireless Mesh Networks
Jun 2009
The most commonly used medium access mechanism in wireless mesh networks is based on the CSMA/CA protocol. This protocol schedules properly the access to the medium among all the competing nodes....
Provided by John Wiley & Sons
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Whitepapers
A Robust Congestion Control Scheme for Fast and Reliable Dissemination of Safety Messages in VANETs
Apr 2012
In this paper, the authors address the beacon congestion issue in Vehicular Ad Hoc NETworks (VANETs) due to its devastating impact on the performance of ITS applications. The periodic beacon...
Provided by ENSIIE
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Whitepapers
Highlighting the Effects of Joint MAC Layer Misbehavior and Virtual Link Attack in Wireless Ad Hoc Networks
Apr 2008
In wireless ad hoc networks, employing the IEEE 802.11 technology, access to the wireless medium is scheduled according to the CSMA/CA protocol. This protocol was designed with the assumption that...
Provided by CNRS
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Whitepapers
Design and Modification of Circular Monpole UWB Antenna for WPAN Application
Jun 2012
The basic circular monopole antenna exhibits a 10 dB return loss bandwidth over the entire frequency band, the paper proposed a modified version of simple circular monopole antenna for WPAN...
Provided by Interscience Open Access Journals
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White Papers
How to cut communications costs by replacing leased lines and VPNs with MPLS
Jun 2010
While recent years have seen a steady migration from relatively expensive and inflexible point-to-point leased lines to IP-based network solutions, a substantial volume of leased lines remains in...
Provided by Star - The Business ISP
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White Papers
The Resolution Bandwidth Analysis of Data Acquisition in Optical Spectrum Analyzer and WDM Analyzer
Dec 2008
This paper presents the analysis of Resolution Bandwidth (RB) of data acquisition in the Optical Spectrum Analyzer (OSA) and WDM Analyzer. Resolution bandwidth is the bandwidth of the IF filter,...
Provided by Universiti Kebangsaan Malaysia
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White Papers
In-Vehicle Network Architecture for the Next-Generation Vehicles
Jan 2009
New types of communication networks will be necessary to meet various consumer and regulatory demands as well as satisfy requirements of safety and fuel efficiency. Various functionalities of...
Provided by IGI Global
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Case Studies
Federal Agency Enables Global Collaboration Over Low-Bandwidth Links
Jul 2009
The Peace Corps is a U.S. federal government agency dedicated to world peace and friendship, established in 1961. The Peace Corps wanted to enable global volunteers to collaborate and reduce...
Provided by Cisco Systems
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Case Studies
Cabinetry Manufacturer Centralizes Remote Servers Through WAN Optimization
Nov 2007
Norcraft Companies is the fifth largest cabinetry manufacturer in the United States. Norcraft Companies wanted high capital expenses to refresh branch office servers and high operating expenses to...
Provided by Cisco Systems
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Case Studies
Optimising Bandwidth for the British Army in Germany
Aug 2009
The Army in Germany needed more bandwidth to cope with growing network traffic into the Rheindahlen Army base where the Defense Information Infrastructure Convergence (DII(C)) core node is...
Provided by Fujitsu
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White Papers
Fiber Deep Goes Mainstream: Evolutionary and Cost Effective Migration to Fiber Deep Networks
Jun 2009
The time for contemplation and debate over how best to migrate HFC in a fast-changing marketplace is past. Escalating requirements for HDTV bandwidth ensure that current bandwidth efficiency...
Provided by Motorola
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White Papers
Packet Optical Networking Platforms: Delivering the Connected Experience
Jun 2010
If one is not already producing or using large amounts of online data, they soon will be. Rich media file sharing; social networking, online collaboration, and "Triple-Play" network services are...
Provided by Fujitsu
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Whitepapers
A Software Integration Approach for Designing and Assessing Dependable Embedded Systems
Jun 2010
Embedded systems increasingly entail complex issues of HardWare - SoftWare (HW - SW) co-design. As the number and range of SW functional components typically exceed the finite HW resources, a...
Provided by Reed Elsevier
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Whitepapers
A Simulation Modelling Tool for Distributed Virtual Environments
Feb 2012
Distributed Virtual Environments simulate the behavior and activities of a great number of users interacting in a virtual world over a wide area network. The size of the virtual worlds and the...
Provided by Reed Elsevier
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Whitepapers
Optimizing Throughput of UWB Networks With AMC, DRP, and Dly-ACK
Oct 2008
In wireless networks, the physical layer adaptive modulation and coding (AMC) scheme has been proposed to improve bandwidth efficiency over the time-varying channel. In this paper, the authors...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
Optimizing Carrier Ethernet Latency & Bandwidth Efficiency
Jan 2010
Keeping latency in check is critical for Quality of Service (QoS) of demanding Ethernet wireless backhaul, wholesale and business services. Given that Ethernet bandwidth is considered relatively...
Provided by JDS Uniphase
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White Papers
Cross-Layer Communications for High-Bandwidth Optical Networks
Jun 2010
A major challenge in meeting the enhanced performance requirements of next-generation optical networks is overcoming the rigid limitations due to network layering. The work addresses this issue by...
Provided by Institute of Electrical and Electronics Engineers
-
Whitepapers
A New Method for End-to-End Available Bandwidth Estimation
Oct 2008
Previous Probe Gap Model (PGM) based Available Bandwidth (AB) estimation methods all request the "Busy assumption" that probing packet pairs should be in the same busy period when transmitted on...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Conventional Method for Optimizing a Multiplexing System to Achieve a Reliable and Cost Effective Network
Oct 2008
This paper proposes a conventional method for optimizing a multiplexing system to establish a network that is both reliable and cost effective. Two candidate multiplexing systems are applied to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Information Capacity of Diffusion-Based Molecular Communication in Nanonetworks
Jan 2011
Molecular Communication (MC) is a promising bio-inspired paradigm in which molecules are transmitted, propagated and received between nanoscale machines. One of the main challenges is the...
Provided by Georgia Institute of Technology
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Whitepapers
Magnetic Induction Communications for Wireless Underground Sensor Networks
Jul 2010
The main difference between the Wireless Underground Sensor Networks (WUSNs) and the terrestrial wireless sensor networks is the signal propagation medium. The underground is a challenging...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
OFDM Signal Type Recognition and Adaptability Effects in Cognitive Radio Networks
Jan 2011
The ability of adapting to the environment in the most efficient way is a crucial issue in Cognitive Radio (CR) networks. For this purpose, an accurate estimation of the characteristics and...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Energy-Efficient k-Coverage for Wireless Sensor Networks with Variable Sensing Radii
Oct 2009
Wireless Sensor Networks (WSNs) consist of spatially-distributed autonomous sensors that can cooperatively monitor physical and environmental conditions. Because of sensors' resource-constraints...
Provided by Washington State Taiwan Office
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Whitepapers
Packet-Mode Asynchronous Scheduling Algorithm for Partially Buffered Crossbar Switches
Oct 2009
Traditional crossbar switches use centralized scheduling algorithms with high time complexity. In contrast, buffered crossbar switches are capable of distributed scheduling due to crosspoint...
Provided by Florida International University
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Whitepapers
Dynamic Power Allocation over Block-Fading Channels with Delay Constraint
Oct 2009
The problem of allocating power over a non-ergodic Gaussian block fading channel is addressed for delay constrained applications, where transmission takes place over a limited number of time...
Provided by University of Alaska, Fairbanks
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Whitepapers
Design and Configuration of PCN Based Admission Control in Multimedia Aggregation Networks
Oct 2009
DSL aggregation networks are evolving to the standard platform for the delivery of multimedia services such as television and network based personal video recording. These multimedia services...
Provided by Ghent University
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Whitepapers
Bandwidth Allocation for Bi-Directional End-to-End Paths in a Last-Mile Wireless Mesh Network
Oct 2009
In this paper, the authors study the bandwidth allocation problem on a bi-directional end-to-end path in a last-mile wireless mesh network. They first propose an analytical model to study the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Systematic Design of Space-Time Block Codes Achieving Full-Diversity With Partial Interference Cancellation Group Decoding
Oct 2009
A Partial Interference Cancellation (PIC) group decoding based Space-Time Block Code (STBC) design criterion was recently proposed by Guo and Xia, where the decoding complexity and the code rate...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
SPID: A Novel P2P-Based Information Diffusion Scheme for Mobile Networks
Oct 2009
In this paper, the authors propose a novel peer-to-peer based information diffusion scheme for mobile ad hoc networks. Due to mobility and bandwidth constraints, it is not always possible to share...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A QoS-Based Vertical Handoff Scheme for Interworking of WLAN and WiMAX
Oct 2009
In this paper, the authors investigate the issue of vertical handoffs in heterogeneous wireless networks. A QoS-based vertical handoff scheme for WLAN and WiMAX interworking networks is proposed...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Adaptive Optimal Buffer Management Policies for Realistic DTN
Oct 2009
Delay Tolerant Networks (DTNs) are able to provide communication services in challenged networks where the end-to-end path between the source and destination does not exist. In order to increase...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Broadband Slot Cut Gap-Coupled Proximity Fed E-Shaped Microstrip Antenna
Apr 2013
The more commonly used techniques to realize broadband Micro-Strip Antenna (MSA) is by cutting the slot at an appropriate position inside the patch. Bandwidth of proximity fed E-shaped Micro-Strip...
Provided by International Journal of Computer Applications
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Whitepapers
Survey of Various Search Mechanisms in Unstructured Peer-to-Peer Networks
Apr 2013
Peer-To-Peers (P2Ps) are widely used for file sharing purposes. This type of usage provides decentralized solutions over centralized complex architecture. Peer-to-Peer networks are gaining...
Provided by International Journal of Computer Applications
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Whitepapers
A Review on Peer-to-Peer Live Video Streaming Topology
Apr 2013
Peer-To-peer systems become a promising alternative for traditional server-client system to providing video streaming; the topology is the one of most important part of these systems. The proposed...
Provided by International Journal of Computer Applications
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Whitepapers
A Study of Performance Enhancement Schemes for Multicarrier Transmission
Apr 2013
OFDM allow the transmission of high data rates over broadband channel due to the spectral bandwidth efficiency, robustness to the multipath delay etc. However OFDM signal are very sensitive to...
Provided by International Journal of Computer Applications
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Whitepapers
Policy Creation Model for Policy Based Bandwidth Management in the Core Network (A Case Study of Abu Data Network)
Apr 2013
Bandwidth management and optimization are very critical to any organization especially universities and research organizations. This paper is aimed at the development of a policy-based bandwidth...
Provided by International Journal of Computer Applications
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Whitepapers
Mobile Ad hoc Networks - Dangling Issues of Optimal Path Strategy
Jan 2012
Ad-hoc network is a collection of wireless mobile hosts forming a temporary network without the aid of any centralized administration, in which individual nodes cooperate by forwarding packets to...
Provided by International Institute for Science, Technology and Education
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Whitepapers
Multi-Granular Optical Cross-Connect: Design, Analysis and Demonstration
Apr 2009
A fundamental issue in all-optical switching is to offer efficient and cost-effective transport services for a wide range of bandwidth granularities. This paper presents Multi-Granular Optical...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Programmable Multi-Granular Optical Networks: Requirements and Architecture
Jul 2009
This paper presents a programmable Multi-Granular Optical Cross Connect (MG-OXC) and network architecture deployable in multi-service and multi-provider networks. The concept of programmable...
Provided by University of Essen
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Whitepapers
Bandwidth Reservations in Home Networks: Performance Assessment of UPnP QoS V3
Apr 2010
Service providers are facing the challenge of assuring their users benefit from high quality services, which requires provisioning Quality of Service (QoS) guarantees. In this paper, the authors...
Provided by Ghent University
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Whitepapers
On the Impact of Relocation on Network Dimensions in Resilient Optical Grids
Oct 2009
Optical networks, with their high bandwidths and low latencies, are excellent to support Grid applications, esp. those arising in so-called eScience applications. In this paper, the authors...
Provided by Ghent University
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Whitepapers
Bringing Optical Networks to the Cloud: An Architecture for a Sustainable Future Internet
Apr 2011
Over the years, the Internet has become a central tool for society. The extent of its growth and usage raises critical issues associated with its design principles that need to be addressed before...
Provided by University of Essen
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Whitepapers
Automatic Provisioning of End-to-End QoS Into the Home
Nov 2011
Due to a growing number of high bandwidth applications today (such as HDTV), and an increasing amount of network and cloud based applications, service providers need to pay attention to QoS in...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Polynomial-Complexity, Low-Delay Scheduling for SCFDMA-Based Wireless Uplink Networks
Jan 2013
Uplink scheduling/resource allocation under the single-carrier FDMA constraint is investigated, taking into account the queuing dynamics at the transmitters. Under the single-carrier constraint,...
Provided by Qual-IT London
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Whitepapers
Information Theoretic Cut-Set Bounds on the Capacity of Poisson Wireless Networks
Jan 2013
The authors present a stochastic geometry based model, in which they investigate the fundamental limitations of wireless networks. They derive cut-set bounds on the information theoretic capacity...
Provided by Information Technologies Institute
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Whitepapers
Efficient Compressive Sampling of Spatially Sparse Fields in Wireless Sensor Networks
Jan 2013
Wireless Sensor Networks (WSN), i.e. networks of autonomous, wireless sensing nodes spatially deployed over a geographical area, are often faced with acquisition of spatially sparse fields. In...
Provided by Cornell University
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Whitepapers
A New Metric for Routing in Military Wireless Network
Apr 2013
Wireless ad-hoc network is generally employed in military and emergencies due to its flexibility and easy-to-use. It's suitable for military wireless network that has the characteristics of...
Provided by BeiHang University
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Whitepapers
Anticipatory Buffer Control and Resource Allocation for Wireless Video Streaming
Apr 2013
In this paper, the authors describe a new approach for allocating resources to video streaming traffic. Assuming that the future channel state can be predicted for a certain time, they minimize...
Provided by University of Toledo
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Whitepapers
Multi-Path Mechanism for Audio/Video Streaming Based on Bandwidth Estimation
Feb 2013
By the remarkable improvement of network performance which consist of Internet and the diffusion of high-end terminals such as smart-phones, media streaming service is becoming one of the major...
Provided by International Journal of Computer Science and Network Security
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Whitepapers
Channel Assignment and Provisioning of Deadline Driven Requests with Flexible Transmission Rates in Wireless Mesh Networks
Feb 2013
A wireless mesh network can be seen as a special type of wireless ad-hoc network. A wireless mesh network often has a more planned configuration, and may be deployed to provide dynamic and cost...
Provided by International Journal of Computer Science and Network Security
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Whitepapers
Exploiting Statically Identified ILP for Network Processor Applications
Oct 2010
Along with sharply increasing bandwidth requirements, modern network applications and new protocols demand highly intelligent and sophisticated processing over the network. Since these workloads...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
PathF3 - Improving Accuracy and Network Load in Available Bandwidth Estimation Based on SLoPS Methodology
Apr 2010
In this paper, the authors presented the results of a series of available bandwidth experiments conducted in a control environment testbed by using WAN Emulator to represent the actual network....
Provided by Multimedia University
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Whitepapers
Low Power Zigbee Technology in Wireless Mesh Networks
Feb 2013
Zigbee technology specification for a suite of high level communication protocols using small, low-power digital radios. The technology is intended to be simpler and cheaper than Bluetooth. ZigBee...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Miniaturized Multimode Circular Patch Antennas for MIMO Communications
Aug 2009
This paper presents one miniaturized Circular Patch Antenna (1-CPA) instead of two CPAs to generate multimode patterns for Multiple-Input Multiple-Output (MIMO) communication systems. A suitable...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Resource Allocation for Two-Way OFDM Relay Networks With Fairness Constraints
Aug 2009
Orthogonal Frequency Division Multiplexing (OFDM) provides reliable and high data rate communications in wireless networks. In an OFDM system, bandwidth for data transmission is divided into a...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Joint Feedback and Scheduling Scheme for Service-Differentiated Multiuser MIMO Systems
Aug 2009
This paper considers the problem of scheduling, in closed-loop multiuser MIMO systems, a large set of users with different Quality of Service (QoS) requirements, supplied by a single Base Station...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Finite Length Analysis of Generalized Expanding Window Fountain Codes
Aug 2009
Fountain codes are suitable for data transmission over binary erasure channels. When such codes are applied in live broadcast applications, due to the limited bandwidth and delay constraints, it...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Weak Interactive Systems Design in Wireless Broadcast Channels
Aug 2009
Massive information transmission in wireless broadcast channels has many well-known problems. This is an asymmetric environment where broadcasting the information is an effective and good way to...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Peak Power Reduction of Single-Carrier Signals Using Trellis Shaping With M and Stack Algorithms
Aug 2009
In many wireless and mobile communication systems, bandwidth and power efficiencies are the two most important factors. In order to enhance bandwidth efficiency, the use of linear modulations such...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Assuring the Performance of Cloud-Based Applications
Jan 2013
Does your network bandwidth usage align with business goals? This white paper highlights the challenges of ensuring SaaS application access and performance. It discusses the pros and cons of...
Provided by Blue Coat Systems
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Whitepapers
A Rule-Based Method to Personalized Services Over Digital Broadcast and Mobile Converged Networks
Aug 2009
Digital broadcast network scan provide high transmission rate and broad bandwidth. It also has abound channel recourse. The cost is lower for its character of broadcasting. But as an...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Effects of Wideband Scheduling and Radio Resourse Assignment in OFDMA Radio Access for LTE-Advanced Downlink
Aug 2009
This paper presents the effects of applying channel-dependent dynamic scheduling and Transport Block (TB) assignment that take advantage of a wider transmission bandwidth than that for a Component...
Provided by Institute of Electrical & Electronic Engineers
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Case Studies
Cabinetry Manufacturer Centralizes Remote Servers Through WAN Optimization
Nov 2007
Norcraft Companies is the fifth largest cabinetry manufacturer in the United States. Norcraft Companies wanted high capital expenses to refresh branch office servers and high operating expenses to...
Provided by Cisco Systems
-
Case Studies
Optimising Bandwidth for the British Army in Germany
Aug 2009
The Army in Germany needed more bandwidth to cope with growing network traffic into the Rheindahlen Army base where the Defense Information Infrastructure Convergence (DII(C)) core node is...
Provided by Fujitsu
-
White Papers
Fiber Deep Goes Mainstream: Evolutionary and Cost Effective Migration to Fiber Deep Networks
Jun 2009
The time for contemplation and debate over how best to migrate HFC in a fast-changing marketplace is past. Escalating requirements for HDTV bandwidth ensure that current bandwidth efficiency...
Provided by Motorola
-
White Papers
Packet Optical Networking Platforms: Delivering the Connected Experience
Jun 2010
If one is not already producing or using large amounts of online data, they soon will be. Rich media file sharing; social networking, online collaboration, and "Triple-Play" network services are...
Provided by Fujitsu
-
Whitepapers
A Software Integration Approach for Designing and Assessing Dependable Embedded Systems
Jun 2010
Embedded systems increasingly entail complex issues of HardWare - SoftWare (HW - SW) co-design. As the number and range of SW functional components typically exceed the finite HW resources, a...
Provided by Reed Elsevier
-
Whitepapers
A Simulation Modelling Tool for Distributed Virtual Environments
Feb 2012
Distributed Virtual Environments simulate the behavior and activities of a great number of users interacting in a virtual world over a wide area network. The size of the virtual worlds and the...
Provided by Reed Elsevier
-
Whitepapers
Optimizing Throughput of UWB Networks With AMC, DRP, and Dly-ACK
Oct 2008
In wireless networks, the physical layer adaptive modulation and coding (AMC) scheme has been proposed to improve bandwidth efficiency over the time-varying channel. In this paper, the authors...
Provided by Institute of Electrical & Electronic Engineers
-
White Papers
Optimizing Carrier Ethernet Latency & Bandwidth Efficiency
Jan 2010
Keeping latency in check is critical for Quality of Service (QoS) of demanding Ethernet wireless backhaul, wholesale and business services. Given that Ethernet bandwidth is considered relatively...
Provided by JDS Uniphase
-
White Papers
Cross-Layer Communications for High-Bandwidth Optical Networks
Jun 2010
A major challenge in meeting the enhanced performance requirements of next-generation optical networks is overcoming the rigid limitations due to network layering. The work addresses this issue by...
Provided by Institute of Electrical and Electronics Engineers
-
Whitepapers
A New Method for End-to-End Available Bandwidth Estimation
Oct 2008
Previous Probe Gap Model (PGM) based Available Bandwidth (AB) estimation methods all request the "Busy assumption" that probing packet pairs should be in the same busy period when transmitted on...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
Conventional Method for Optimizing a Multiplexing System to Achieve a Reliable and Cost Effective Network
Oct 2008
This paper proposes a conventional method for optimizing a multiplexing system to establish a network that is both reliable and cost effective. Two candidate multiplexing systems are applied to...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
Information Capacity of Diffusion-Based Molecular Communication in Nanonetworks
Jan 2011
Molecular Communication (MC) is a promising bio-inspired paradigm in which molecules are transmitted, propagated and received between nanoscale machines. One of the main challenges is the...
Provided by Georgia Institute of Technology
-
Whitepapers
Magnetic Induction Communications for Wireless Underground Sensor Networks
Jul 2010
The main difference between the Wireless Underground Sensor Networks (WUSNs) and the terrestrial wireless sensor networks is the signal propagation medium. The underground is a challenging...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
OFDM Signal Type Recognition and Adaptability Effects in Cognitive Radio Networks
Jan 2011
The ability of adapting to the environment in the most efficient way is a crucial issue in Cognitive Radio (CR) networks. For this purpose, an accurate estimation of the characteristics and...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
Channel Capacity of Electromagnetic Nanonetworks in the Terahertz Band
Jun 2010
Nanotechnology is enabling the development of devices in a scale ranging from one to a few hundred nanometers. Coordination and information sharing among these nano-devices will lead towards the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Collaborative Compressive Sensing Based Dynamic Spectrum Sensing and Mobile Primary User Localization in Cognitive Radio Networks
Jan 2012
In wideband Cognitive Radio (CR) networks, spectrum sensing is one of the key issues that enable the whole network functionality. Collaborative spectrum sensing among the cognitive radio nodes can...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
Maximizing IT Performance with WAN Optimization
May 2009
Maximized IT performance and efficiency is increasingly dependent of cost-effective WAN optimization. Discover why acceleration along is no longer enough and how the right solutions for managing...
Provided by Riverbed
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White Papers
Achieve Application Continuity Through Reliable Network Infrastructure
Sep 2010
A reliable Local Area Network (LAN) is essential to providing end users with seamless access to applications and communications. With the Alcatel-Lucent OmniSwitchTM series of LAN switches, you...
Provided by Alcatel-Lucent
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White Papers
Convergence without Complexity: Insights and Lessons Learned from the Trenches
Sep 2010
Gain insights from real-world convergence implementations to help you successfully plan and deploy an application converged network. Because the obvious technology solution may not be the right...
Provided by Alcatel-Lucent
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White Papers
Performance and Scale In Cloud Computing
Oct 2010
Poor application performance causes companies to lose customers, reduce employee productivity, and reduce bottom line revenue. Because application performance can vary significantly based on...
Provided by Joyent
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White Papers
Introducing Innovations at 28 nm to Move Beyond Moore's Law
Jul 2010
In addition to processing techniques, FPGA innovations allow Altera to move beyond Moore's Law to meet higher bandwidth requirements while meeting cost and power budgets. Altera's Stratix V FPGAs...
Provided by Altera
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White Papers
Enabling 100-Gbit OTN Muxponder Solutions on 28-nm FPGAs
Apr 2010
The rapid growth in bandwidth required to support video and broadband wireless is straining communication networks. The current 10-Gbit OTN infrastructure is facing bandwidth exhaustion as the...
Provided by Altera
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White Papers
Utilizing Leveling Techniques in DDR3 SDRAM Memory Interfaces
Nov 2007
The DDR3 SDRAM memory architectures support higher bandwidths with bus rates of 600 Mbps to 1.6 Gbps (300 to 800 MHz), 1.5V operation for lower power, and higher densities of 2 Gbits on a 90-nm...
Provided by Altera
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White Papers
FREE SPACE OPTICS : High Bandwidth Solution in Network World
Apr 2007
Today's information economy depends on the transmission of data, voice and multimedia across telecommunication networks. The global telecommunication network has seen massive expansion over the...
Provided by RIMT - Institute of Engineering & Technology
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Whitepapers
Secret Key Generation and Agreement in UWB Communication Channels
Oct 2008
It has been shown that the radio channel impulse response for a pair of legitimate Ultra-Wide Band (UWB) transceivers can be used to generate secret keys for secure communications. Past proposed...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Enhancing Spectrum Efficiency of Cognitive Radio Waveforms Using SD-SMSE Framework
Jan 2012
Spectrum overcrowding continues to present is a fundamental challenge for both military and commercial communications. Recent studies suggest that spectrum congestion is primarily due to...
Provided by Interscience Open Access Journals
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Whitepapers
QoS Analysis for Scheduling Schemes in Wireless Networks
Jan 2012
In wireless environment, the periodic moments of wireless networks may cause the fluctuation of available bandwidth by varying with time and location. The periodic fluctuation disturbs the...
Provided by Interscience Open Access Journals
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Whitepapers
Implementation of a Modem for Narrow Bandwidth Channel Using 6713 DSK
Jan 2012
As communication plays an important role in day to day life, the effective and efficient voice transmission is to be maintained. This paper mainly deals with voice transmission over a channel and...
Provided by Interscience Open Access Journals
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Whitepapers
A QoS Aware Vertical Handover in Mobile Network
Mar 2012
The convergence of heterogeneous wireless access technologies characterizes the 4G wireless networks. In such converged systems, the seamless and efficient handoff between different access...
Provided by Interscience Open Access Journals
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Whitepapers
An Analysis on End-to-End Inference Methods Based on Packet Probing in Network
Mar 2011
Current Internet is a massive, distributed network which continues to grow in size as globalization takes major role in everyone's life like e-commerce, social networking and related activities...
Provided by Interscience Open Access Journals
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Whitepapers
The Multi-Constrained Dynamic Programming Problem in View of Routing Strategies in Wireless Mesh Networks
Jun 2012
The authors address the problem of satisfying multiple constraints in a shortest-path Dijkstra-based Dynamic Programming (DP) framework. They solve this problem considering its applicability to...
Provided by IRPN Press
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Whitepapers
Evaluating Factors Affecting Broadband Readiness in Kenya: A Pilot Study
Jun 2012
The term "Broadband" generally describes a wide range of new Information Technologies that allow high speed high bandwidth data transmission and always-on access to the internet and other...
Provided by IRPN Press
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Whitepapers
Compression of High-Dimensional Data Spaces Using Non-Differential Augmented Vector Quantization
Dec 2011
Most data-intensive applications are confronted with the problems of I/O bottleneck, poor query processing times and space requirements. Database compression alleviates this bottleneck, reduces...
Provided by IRPN Press
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Whitepapers
QoS Routing Using OLSR With Optimization for Flooding
Aug 2011
Mobile Ad-hoc NETwork (MANET) is the self organizing collection of mobile nodes. The communication in MANET is done via a wireless media. Ad hoc wireless networks have massive commercial and...
Provided by IRPN Press
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Whitepapers
New Peering Standards for Ethernet Exchanges: Simplify Interconnections and Enable New Revenues
Jul 2010
The growth of Carrier Ethernet services has led to the establishment of robust carrier interconnects standards by the MEF that enable many-to-many connections and a common, reliable framework for...
Provided by Cisco
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White Papers
Fast and Approximate Stream Mining of Quantiles and Frequencies Using Graphics Processors
Jan 2010
This paper presents algorithms for fast quantile and frequency estimation in large data streams using Graphics Processor Units (GPUs). The authors exploit the high computational power and memory...
Provided by University of North Carolina at Chapel Hill
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White Papers
Scaling Video Conferencing Through Spatial Tiling
Jan 2009
This paper describes a real-time, full frame-rate video-conferencing system that provides simulated three dimensionality via motion parallax in order to achieve a higher level of co-presence. The...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
The Changing Requirements of WAN Optimization
Aug 2010
Companies looking to drive greater IT performance will do well to begin their search with WAN optimization, which has evolved into a complete system that provides deep, actionable visibility. Read...
Provided by Riverbed
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White Papers
Bandwidth Bandits
Nov 2010
This paper will discuss how the Internet bandwidth is a finite and expensive resource that needs protection from spammers, criminals, hackers, time-wasters and employee misuse. Not only is it...
Provided by Symantec
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White Papers
Applying Principles of Active Available Bandwidth Algorithms to Passive TCP Traces
Jan 2010
While several algorithms have been created to actively measure the end-to-end available bandwidth of a network path, they require instrumentation at both ends of the path, and the traffic injected...
Provided by Springer Science+Business Media
