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PIMRC
2010
IEEE
15 years 4 months ago
Carrier frequency synchronization in the downlink of 3GPP LTE
Abstract--In this paper, we investigate carrier frequency synchronization in the downlink of 3GPP Long Term Evolution (LTE). A complete carrier frequency offset estimation and comp...
Qi Wang, Christian Mehlführer, Markus Rupp
ISDA
2008
IEEE
16 years 1 months ago
Optimal Tuning of PI Speed Controller Using Nature Inspired Heuristics
This paper presents a comparative study of three popular, Evolutionary Algorithms (EA); Genetic Algorithms (GA), Particle Swarm Optimization (PSO) and Differential Evolution (DE) ...
Millie Pant, Radha Thangaraj, Ajith Abraham
MM
1999
ACM
141views Multimedia» more  MM 1999»
15 years 11 months ago
Passive capture and structuring of lectures
Despite recent advances in authoring systems and tools, creating multimedia presentations remains a labor-intensive process. This paper describes a system for automatically constr...
Sugata Mukhopadhyay, Brian Christopher Smith
166
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EUROCRYPT
2006
Springer
15 years 10 months ago
QUAD: A Practical Stream Cipher with Provable Security
We introduce a practical synchronous stream cipher with provable security named QUAD. The cipher relies on the iteration of a multivariate quadratic system of m equations in n <...
Côme Berbain, Henri Gilbert, Jacques Patarin
GLOBECOM
2007
IEEE
16 years 1 months ago
Impact of Noisy Carrier Phase Synchronization on Linear Amplify-and-Forward Relaying
—We consider a distributed wireless network where amplify-and-forward relays assist the communication between multiple source/destination pairs. To provide a global phase referen...
Stefan Berger, Armin Wittneben