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Universitat Karlsruhe
(14 results)-
White Papers
Cloud Computing - A Classification, Business Models, and Research Directions
May 11, 2009, 12:00am PDT
The paper describes a technical classification of Grid and Cloud Computing for a profound discussion on the business opportunities of the Cloud Computing paradigm. For this purpose, the paper...
Provided by Universitat Karlsruhe
-
White Papers
Making Money With Clouds: Revenue Optimization Through Automated Policy Decisions
April 30, 2009, 12:00am PDT
Many existing IT applications exhibit strongly varying demand patterns for resources. Accommodating an ever increasing and highly fluctuating demand requires continuous availability of sufficient...
Provided by Universitat Karlsruhe
-
White Papers
Risk-Based Decision Support in Service Value Networks
August 27, 2009, 12:00am PDT
The current trend towards dynamic and highly scalable service provisioning fosters the rise of Software as a Service (SaaS) platforms and so called Compute Clouds. The on-demand provisioning of...
Provided by Universitat Karlsruhe
-
White Papers
Syncob: Collaborative Time Synchronization in Wireless Sensor Networks
June 14, 2007, 12:00am PDT
This paper analyses the problem of time-synchronization of distributed sensor nodes. The authors present a Syncob, a method for synchronizing an arbitrary number of nodes in a distributed setting...
Provided by Universitat Karlsruhe
-
White Papers
Analysis of the Authenticated Query Flooding Protocol by Probabilistic Means
October 7, 2007, 12:00am PDT
Secure multicast communication is a elementary mechanism in the field of wireless sensor networks, addressing a number of security means and algorithms. This paper analyses the energy consumption...
Provided by Universitat Karlsruhe
-
White Papers
A Seamless Virtualization Approach for Transparent Dynamical Function Mapping Targeting Heterogeneous and Reconfigurable Systems
January 7, 2009, 12:00am PST
Future systems are not only heading towards increased parallelism, but also embrace heterogeneity and reconfigurability. This paper therefore presents an approach targeting comfortable program...
Provided by Universitat Karlsruhe
-
White Papers
Secure Computability of Functions in the IT Setting With Dishonest Majority and Applications to Long-Term Security
November 6, 2008, 12:00am PST
It is well known that general Secure Function Evaluation (SFE) with Information-Theoretical (IT) security is infeasible in presence of a corrupted majority in the standard model. On the other...
Provided by Universitat Karlsruhe
-
White Papers
Gold Helix Photonic Metamaterial as Broadband Circular Polarizer
September 18, 2009, 12:00am PDT
The authors investigated propagation of light through a uniaxial photonic metamaterial composed of three-dimensional gold helices arranged on a two-dimensional square lattice. These nanostructures...
Provided by Universitat Karlsruhe
-
White Papers
PACMAN: Passive Autoconguration for Mobile Ad Hoc Networks
January 1, 2011, 12:00am PST
Mobile Ad hoc NETworks (MANETs) enable the communication between mobile nodes via multi-hop wireless routes without depending on a communication infrastructure. In contrast, to...
Provided by Universitat Karlsruhe
-
White Papers
QuON - A Quad-Tree Based Overlay Protocol for Distributed Virtual Worlds
February 22, 2009, 12:00am PST
Massively Multiplayer Online Games and Virtual Worlds are among the most popular applications on the Internet. As player numbers increase, the limits of the currently dominant client/server...
Provided by Universitat Karlsruhe
-
White Papers
Secure Signaling in Next Generation Networks With NSIS
March 2, 2009, 12:00am PST
The IETF working group Next Steps In Signaling (NSIS) develops signaling protocols for Quality-of-Service (QoS) reservations or dynamic NAT and FireWall (NAT/FW) configuration. QoS signaling...
Provided by Universitat Karlsruhe
-
White Papers
SANDbed: A WSAN Testbed for Network Management and Energy Monitoring
July 23, 2009, 12:00am PDT
In this paper, the authors present their testbed SANDbed for wireless sensor actuator networks. In contrast to many existing testbed approaches for WSANs they concentrate their research on highly...
Provided by Universitat Karlsruhe
-
White Papers
Banishing Patch-Cables From LAN Parties Using Ad-Hoc P2P Multicast as a Substitute?
November 17, 2008, 12:00am PST
Although playing real-time multi-player games online over the Internet became more and more popular in the past few years, people still enjoy meeting for so-called "LAN Parties" because of higher...
Provided by Universitat Karlsruhe
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White Papers
Application-Layer Multicast in MANETs: To Broadcast or Not to Broadcast?
December 5, 2007, 12:00am PST
Mobile ad-hoc networks allow wireless devices to freely communicate without the need of any fixed infrastructure. While many applications rely on group communication, providing a multicast service...
Provided by Universitat Karlsruhe
-
White Papers
Application-Layer Multicast in MANETs: To Broadcast or Not to Broadcast?
December 5, 2007, 12:00am PST
Mobile ad-hoc networks allow wireless devices to freely communicate without the need of any fixed infrastructure. While many applications rely on group communication, providing a multicast service...
Provided by Universitat Karlsruhe
-
White Papers
Banishing Patch-Cables From LAN Parties Using Ad-Hoc P2P Multicast as a Substitute?
November 17, 2008, 12:00am PST
Although playing real-time multi-player games online over the Internet became more and more popular in the past few years, people still enjoy meeting for so-called "LAN Parties" because of higher...
Provided by Universitat Karlsruhe
-
White Papers
SANDbed: A WSAN Testbed for Network Management and Energy Monitoring
July 23, 2009, 12:00am PDT
In this paper, the authors present their testbed SANDbed for wireless sensor actuator networks. In contrast to many existing testbed approaches for WSANs they concentrate their research on highly...
Provided by Universitat Karlsruhe
-
White Papers
Secure Signaling in Next Generation Networks With NSIS
March 2, 2009, 12:00am PST
The IETF working group Next Steps In Signaling (NSIS) develops signaling protocols for Quality-of-Service (QoS) reservations or dynamic NAT and FireWall (NAT/FW) configuration. QoS signaling...
Provided by Universitat Karlsruhe
-
White Papers
QuON - A Quad-Tree Based Overlay Protocol for Distributed Virtual Worlds
February 22, 2009, 12:00am PST
Massively Multiplayer Online Games and Virtual Worlds are among the most popular applications on the Internet. As player numbers increase, the limits of the currently dominant client/server...
Provided by Universitat Karlsruhe
-
White Papers
PACMAN: Passive Autoconguration for Mobile Ad Hoc Networks
January 1, 2011, 12:00am PST
Mobile Ad hoc NETworks (MANETs) enable the communication between mobile nodes via multi-hop wireless routes without depending on a communication infrastructure. In contrast, to...
Provided by Universitat Karlsruhe
-
White Papers
Gold Helix Photonic Metamaterial as Broadband Circular Polarizer
September 18, 2009, 12:00am PDT
The authors investigated propagation of light through a uniaxial photonic metamaterial composed of three-dimensional gold helices arranged on a two-dimensional square lattice. These nanostructures...
Provided by Universitat Karlsruhe
-
White Papers
Secure Computability of Functions in the IT Setting With Dishonest Majority and Applications to Long-Term Security
November 6, 2008, 12:00am PST
It is well known that general Secure Function Evaluation (SFE) with Information-Theoretical (IT) security is infeasible in presence of a corrupted majority in the standard model. On the other...
Provided by Universitat Karlsruhe
-
White Papers
A Seamless Virtualization Approach for Transparent Dynamical Function Mapping Targeting Heterogeneous and Reconfigurable Systems
January 7, 2009, 12:00am PST
Future systems are not only heading towards increased parallelism, but also embrace heterogeneity and reconfigurability. This paper therefore presents an approach targeting comfortable program...
Provided by Universitat Karlsruhe
-
White Papers
Analysis of the Authenticated Query Flooding Protocol by Probabilistic Means
October 7, 2007, 12:00am PDT
Secure multicast communication is a elementary mechanism in the field of wireless sensor networks, addressing a number of security means and algorithms. This paper analyses the energy consumption...
Provided by Universitat Karlsruhe
-
White Papers
Syncob: Collaborative Time Synchronization in Wireless Sensor Networks
June 14, 2007, 12:00am PDT
This paper analyses the problem of time-synchronization of distributed sensor nodes. The authors present a Syncob, a method for synchronizing an arbitrary number of nodes in a distributed setting...
Provided by Universitat Karlsruhe
-
White Papers
Risk-Based Decision Support in Service Value Networks
August 27, 2009, 12:00am PDT
The current trend towards dynamic and highly scalable service provisioning fosters the rise of Software as a Service (SaaS) platforms and so called Compute Clouds. The on-demand provisioning of...
Provided by Universitat Karlsruhe
-
White Papers
Cloud Computing - A Classification, Business Models, and Research Directions
May 11, 2009, 12:00am PDT
The paper describes a technical classification of Grid and Cloud Computing for a profound discussion on the business opportunities of the Cloud Computing paradigm. For this purpose, the paper...
Provided by Universitat Karlsruhe
-
White Papers
Making Money With Clouds: Revenue Optimization Through Automated Policy Decisions
April 30, 2009, 12:00am PDT
Many existing IT applications exhibit strongly varying demand patterns for resources. Accommodating an ever increasing and highly fluctuating demand requires continuous availability of sufficient...
Provided by Universitat Karlsruhe
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