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JSAC
2006
121views more  JSAC 2006»
15 years 4 months ago
Code-aided ML joint synchronization and channel estimation for downlink MC-CDMA
Abstract--In this paper, we present a novel code-aided joint synchronization and channel estimation algorithm for downlink multicarrier code-division multiple access. The expectati...
Mamoun Guenach, Henk Wymeersch, Heidi Steendam, Ma...
JUCS
2006
117views more  JUCS 2006»
15 years 4 months ago
A Structure Causality Relation for Liveness Characterisation in Petri Nets
: Characterising liveness using a structure based approach is a key issue in theory of Petri nets. In this paper, we introduce a structure causality relation from which a topologic...
Belhassen Zouari
AML
2005
104views more  AML 2005»
15 years 4 months ago
Weak theories of linear algebra
Abstract. We investigate the theories LA, LAP, LAP of linear algebra, which were originally defined to study the question of whether commutativity of matrix inverses has polysize F...
Neil Thapen, Michael Soltys
INFORMATICALT
2007
76views more  INFORMATICALT 2007»
15 years 4 months ago
Strongly Absolute Stability Problem of Descriptor Systems
Abstract. This paper considers Lur’e type descriptor systems (LDS). The concept of strongly absolute stability is defined for LDS and such a notion is a generalization of absolu...
Chunyu Yang, Qingling Zhang, Linna Zhou
TCS
2008
15 years 4 months ago
Verification of qualitative Z constraints
We introduce an LTL-like logic with atomic formulae built over a constraint language interpreting variables in Z. The constraint language includes periodicity constraints, comparis...
Stéphane Demri, Régis Gascon