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Heterogeneous implementation of a rake receiver for DS-CDMA communication systems

  • D. C. De Souza
  • , I. Krikidis
  • , L. Naviner
  • , J. L. Danger
  • , A. L.A. De Barros
  • , B. G.A. Neto
  • Telecom Paris
  • Universidade Federal de Campina Grande

Résultats de recherche: Le chapitre dans un livre, un rapport, une anthologie ou une collectionContribution à une conférenceRevue par des pairs

Résumé

This work describes the development of an optimized partitioning algorithm for HW/SW Codesign, which employs more realistic cost measures than previous partitioning algorithms and takes into account FPGA reconfiguration time. This algorithm is then used to find the optimal implementation of a digital RAKE receiver for DS-CDMA on an heterogeneous (hardware/software) platform. We additionally describe a new architectural approach for this type of receiver: in contrast with conventional architectures, which suppose a constant number of demodulation fingers, our new architecture allows a dynamic number of fingers, one for each propagation environment. The introduced flexibility allows this RAKE receiver to have the required computational power for each possible environment. It constitutes the selected application to test our partitioning algorithm.

langue originaleAnglais
titreProceedings of the IEEE International Conference on Electronics, Circuits, and Systems
Les DOIs
étatPublié - 1 déc. 2005
Evénement12th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2005 - Gammarth, Tunisie
Durée: 11 déc. 200514 déc. 2005

Série de publications

NomProceedings of the IEEE International Conference on Electronics, Circuits, and Systems

Une conférence

Une conférence12th IEEE International Conference on Electronics, Circuits and Systems, ICECS 2005
Pays/TerritoireTunisie
La villeGammarth
période11/12/0514/12/05

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