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Universidad Carlos III de Madrid
(49 results)-
White Papers
A Proposal for Zigbee Clusters Interconnection Based on Zigbee Extension Devices
June 7, 2007, 12:00am PDT
WSNs are becoming an important topic in the research arena. Their low cost and the wide range of applications where wireless sensor networks can be applied, make them an important research and...
Provided by Universidad Carlos III de Madrid
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White Papers
Synthesis of OCL Pre-Conditions for Graph Transformation Rules
March 31, 2010, 12:00am PDT
Graph Transformation (GT) is being increasingly used in Model Driven Engineering (MDE) to describe in-place transformations like animations and refactorings. For its practical use, rules are often...
Provided by Universidad Carlos III de Madrid
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White Papers
An Invariant-Based Method for the Analysis of Declarative Model-to-Model Transformations
July 23, 2008, 12:00am PDT
In this paper, the authors propose a method to derive OCL invariants from declarative specifications of model-to-model transformations. In particular they consider two of the most prominent...
Provided by Universidad Carlos III de Madrid
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White Papers
Analyzing Graph Transformation Rules Through OCL
April 3, 2008, 12:00am PDT
In this paper, the authors present an approach to the analysis of graph transformation rules based on an intermediate OCL representation. They translate different semantics of rules into OCL,...
Provided by Universidad Carlos III de Madrid
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White Papers
A Game Theoretic Approach to Selfishness in 802.11e WLANs
April 24, 2011, 12:00am PDT
The 802.11e standard opens the configuration of several MAC parameters, which makes WLANs vulnerable to users that selfishly configure these parameters to gain more throughput. In this paper, the...
Provided by Universidad Carlos III de Madrid
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White Papers
Optimal Configuration of 802.11e EDCA Under Voice Traffic
August 8, 2007, 12:00am PDT
In this paper, the authors first present a model to analyze the average and standard deviation of the delay in a 802.11e EDCA WLAN under voice traffic. Next, based on this model, they compute the...
Provided by Universidad Carlos III de Madrid
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White Papers
Advances in Ultralight-weight Cryptography for Low-Cost RFID Tags: Gossamer Protocol
August 30, 2008, 12:00am PDT
The design of ultralight-weight authentication protocols that conform to low-cost tag requirements is imperative. This paper analyzes the most important proposals (except for those based in hard...
Provided by Universidad Carlos III de Madrid
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Whitepapers
Subchannel, Bit and Power Allocation in Multiuser OFDM Systems for Goodput Optimization With Fairness
April 28, 2009, 12:00am PDT
This paper proposes a two-step method to maximize the good-put transmitted by the base station in multiuser orthogonal frequency division multiplexing systems based on sub-channel, bit and power...
Provided by Universidad Carlos III de Madrid
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Whitepapers
On the Distributed Construction of a Collision-Free Schedule in Multi-Hop Packet Radio Networks
June 20, 2012, 12:00am PDT
This paper introduces a protocol that distributively constructs a collision-free schedule for multi-hop packet radio networks in the presence of hidden terminals. As a preliminary step, each...
Provided by Universidad Carlos III de Madrid
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White Papers
IEEE 802.21 (Media Independent Handover Services) Overview
July 18, 2007, 12:00am PDT
In recent years, multi-technology enabled terminals are becoming available. Such multi-mode terminals pose new challenges to mobility management. In order to address some of these challenges, the...
Provided by Universidad Carlos III de Madrid
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White Papers
Supporting mobility in an IMS-based P2P IPTV service: a Proactive Context Transfer mechanism
April 29, 2010, 12:00am PDT
In recent years, IPTV has received an increasing amount of interest from the industry, commercial providers and the research community, alike. In this paper, standardization bodies, such as ETSI...
Provided by Universidad Carlos III de Madrid
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White Papers
FloorNet: Deployment and Evaluation of a Multihop Wireless 802.11 Testbed
November 19, 2009, 12:00am PST
A lot of attention has been given to multihop wireless networks lately, but further research - in particular, through experimentation - is needed. This attention has motivated an increase in the...
Provided by Universidad Carlos III de Madrid
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White Papers
TRIM: An Architecture for Transparent IMS-Based Mobility
November 26, 2010, 12:00am PST
In recent years, the development and deployment of new wired and wireless access network technologies have made the ubiquitous Internet a reality. Users can access anywhere and any time to the...
Provided by Universidad Carlos III de Madrid
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White Papers
Bairoch Revisited: Tariff Structure And Growth In The Late Nineteenth Century
June 30, 2011, 12:00am PDT
This paper revisits Bairoch's hypothesis that in the late nineteenth century tariffs were positively associated with growth, as recently confirmed by a new generation of quantitative studies. This...
Provided by Universidad Carlos III de Madrid
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White Papers
Barriers To Entry And Development
September 25, 2007, 12:00am PDT
Perhaps the most challenging question in development economics is why some countries are so much poorer than the U.S. In this paper, the authors ask whether large barriers to entry are a...
Provided by Universidad Carlos III de Madrid
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White Papers
Design of an SNMP Agent for OSGi Service Platforms
June 9, 2009, 12:00am PDT
On one hand, SNMP (Simple Network Management Protocol) allows integrating different enterprise elements connected through Internet into a standardized remote management. On the other hand, as a...
Provided by Universidad Carlos III de Madrid
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White Papers
XEDU, a Framework for Developing XML-Based Didactic Resources
January 1, 2010, 12:00am PST
Recent educational software applications use Web technologies like XML to improve teaching methods in distance learning environments. Though XML has been already used to implement a high number of...
Provided by Universidad Carlos III de Madrid
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White Papers
Contributions for All-Optical Multicast Routing in WDM Networks
August 3, 2009, 12:00am PDT
WDM multicast networks are evolving towards all optical multicast routing, which is made up of several promising techniques designed to take advantage of light-trees (optical trees that avoid OEO...
Provided by Universidad Carlos III de Madrid
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