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(18563 results)-
Whitepapers
Simulation of Ad Hoc Networks: Ns-2 Compared to JiST/SWANS
March 7, 2008 12:00am PST
For the evaluation of ad hoc network protocols, researchers traditionally use simulations because they easily allow for a large number of nodes and reproducible environment conditions. But still,...
Provided by: Association for Computing Machinery
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White Papers
Survey of Hardware Systems for Wireless Sensor Networks
March 6, 2008 12:00am PST
Wireless sensor networks have been gaining interest as a platform that changes how one interacts with the physical world. Applications in medicine, military, inventory management, structural and...
Provided by: American Scientific Publishers
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White Papers
DieCast: Testing Distributed Systems With an Accurate Scale Model
March 6, 2008 12:00am PST
Large-scale network services can consist of tens of thousands of machines running thousands of unique software configurations spread across hundreds of physical networks. Testing such services for...
Provided by: University of California, San Diego
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White Papers
Nonmetric MDS for Sensor Localization
March 6, 2008 12:00am PST
Multi-Dimensional Scaling (MDS) has been recently applied to node localization in sensor networks and gained some very impressive performance. MDS treats dissimilarities of pair-wise nodes...
Provided by: Institute of Electrical and Electronics Engineers
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White Papers
Coping With Unreliable Channels: Efficient Link Estimation for Low-Power Wireless Sensor Networks
March 6, 2008 12:00am PST
The dynamic nature of wireless communication and the stringent energy constraints are major challenges for the design of low-power wireless sensor network applications. The link quality of a...
Provided by: ETH Zurich
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Q&A
abt DSU bandwidth
March 5, 2008 12:45pm PST
abt DSU bandwidth Hello there ! Went through ur article and have a Q on Serial DSU Bandwidth. What is the effect on the data plane with serial link between two nodes ? Does the speed...
1 Latest comment by dbelvi@...
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White Papers
Context Information Based Fault Tolerant Technique in Mobile Grid
March 5, 2008 12:00am PST
Mobile grids extend the concepts of grid computing through performance improvement of mobile devices and the development of wireless communication and offer mobility to grid service user. But...
Provided by: Korea University
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White Papers
Optimal Spectrum Sharing for Multi-Hop Software Defined Radio Networks
March 5, 2008 12:00am PST
Software Defined Radio (SDR) capitalizes advances in signal processing and radio technology and is capable of reconfiguring RF and switching to desired frequency bands. It is a frequency-agile...
Provided by: Virginia Tech
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White Papers
Topology Affects the Efficiency of Network Coding in Peer-to-Peer Networks
March 5, 2008 12:00am PST
With network coding, intermediate nodes between the source and the receivers of an end-to-end communication session are not only capable of relaying and replicating data messages, but also of...
Provided by: University of Toronto
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White Papers
Management of Multiple Mobility Protocols and Tools in Dynamically Configurable Networks
March 5, 2008 12:00am PST
Solutions for mobility management in wireless networks have been investigated and proposed in various research projects and standardization bodies. With the continuing deployment of different...
Provided by: University of Surrey
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White Papers
Learning to Walk Structured Text Networks
March 5, 2008 12:00am PST
The authors propose representing a text corpus as a labeled directed graph, where nodes represent words and weighted edges represent the syntactic relations between them, as derived by dependency...
Provided by: Carnegie Mellon University
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White Papers
Physical Security Attacks on Windows Vista
March 5, 2008 12:00am PST
There are several attacks known today which leverage physical access to fully patched systems to read or patch system memory. One of them is the Cold Boot Attack, which allows copying the system...
Provided by: SEC Consult
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White Papers
Perytons Antenna Diversity
March 5, 2008 12:00am PST
Wireless communications at 2.4 GHz is subject to packet loss due to multi-path interference. This is especially severe in an indoor environment due to reflections from walls and fading due to...
Provided by: Perytons
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White Papers
The Implementation of a Wireless Electroencephalogram Information System Using WLAN
March 4, 2008 12:00am PST
Recent technological advances in sensors and wireless communications have enabled the design of inexpensive, portable and intelligent physiological sensor nodes for healthcare or patient...
Provided by: Pusan National University
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White Papers
Optimized Medium Access Control for Wireless Sensor Network
March 4, 2008 12:00am PST
Medium access control for wireless sensor networks has been a very active research area in the recent years. The traditional wireless medium access control protocol such as IEEE 802.11 is not...
Provided by: Institute of Engineering & Technology, Lucknow
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White Papers
Mobility Control for Complete Coverage in Wireless Sensor Networks
March 4, 2008 12:00am PST
In this paper, the authors propose a new control method to cover the "Holes" in wireless sensor networks. Many applications often face the problem of holes when some sensor nodes are disabled from...
Provided by: Florida Atlantic University
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White Papers
Koala: Ultra-Low Power Data Retrieval in Wireless Sensor Networks
March 3, 2008 12:00am PST
The authors present Koala, a reliable data retrieval system designed to operate at permille (.1%) duty cycles, essential for long term environmental monitoring networks. Koala achieves these low...
Provided by: Johns Hopkins University
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White Papers
Distributed Power Control in Wireless Ad Hoc Networks Using Message Passing: Throughput Optimality and Network Utility Maximization
March 3, 2008 12:00am PST
This paper presents an algorithm for distributed power control and scheduling over wireless ad hoc-networks, where the data rate on each link depends on the transmission power levels at...
Provided by: Iowa State University
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White Papers
An Adaptive Architecture to Support Delay Tolerant Networking
March 3, 2008 12:00am PST
Delay Tolerant Networks (DTNs) are emerging as a new form of networks in which sending and receiving nodes may not be reliably connected to each other in a traditional sense but must instead rely...
Provided by: University of Texas
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White Papers
Koala: Ultra-Low Power Data Retrieval InWireless Sensor Networks
March 3, 2008 12:00am PST
The authors present Koala, a reliable data retrieval system designed to operate at permille (.1%) duty cycles, essential for long term environmental monitoring networks. Koala achieves these low...
Provided by: Johns Hopkins University
