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INFOCOM
2012
IEEE
11 years 10 months ago
Resource allocation for heterogeneous multiuser OFDM-based cognitive radio networks with imperfect spectrum sensing
—In this paper we study the resource allocation in OFDM-based cognitive radio (CR) networks, under the consideration of many practical limitations such as imperfect spectrum sens...
Shaowei Wang, Zhi-Hua Zhou, Mengyao Ge, Chonggang ...
PVM
2004
Springer
14 years 1 months ago
A Refinement Strategy for a User-Oriented Performance Analysis
We introduce a refinement strategy to bring the parallel performance analysis closer to the user. The analysis starts with a simple high-level performance model. It is based on fir...
Jan Lemeire, Andy Crijns, John Crijns, Erik F. Dir...
CODES
2007
IEEE
14 years 2 months ago
Combined approach to system level performance analysis of embedded systems
Compositional approaches to system-level performance analysis have shown great flexibility and scalability in the design of heterogeneous systems. These approaches often assume c...
Simon Künzli, Arne Hamann, Rolf Ernst, Lothar...
IPPS
2007
IEEE
14 years 2 months ago
Improved Output Jitter Calculation for Compositional Performance Analysis of Distributed Systems
Compositional performance analysis iteratively alternates local scheduling analysis techniques and output event model propagation between system components to enable performance a...
Rafik Henia, Razvan Racu, Rolf Ernst
RTS
2006
132views more  RTS 2006»
13 years 7 months ago
A framework for modular analysis and exploration of heterogeneous embedded systems
Abstract The increasing complexity of heterogeneous systems-on-chip, SoC, and distributed embedded systems makes system optimization and exploration a challenging task. Ideally, a ...
Arne Hamann, Marek Jersak, Kai Richter, Rolf Ernst