%0 Journal Article %T Performances of UWB Wheeler Cap and Reverberation Chamber to Carry out Efficiency Measurements of Narrow Band Antennas %+ Institut d'Electronique et de Télécommunications de Rennes (IETR) %+ Institut d'Électronique et des Technologies du numéRique (IETR) %A Le Fur, Gwenn %A Lemoine, Christophe %A Besnier, Philippe %A Sharaiha, Ala %Z - Région Bretagne - Ministère de l'Education Nationale et de l'Enseignement Supérieur et de la Recherche %< avec comité de lecture %@ 1536-1225 %J IEEE Antennas and Wireless Propagation Letters %I Institute of Electrical and Electronics Engineers %V 8 %P 332-335 %8 2009 %D 2009 %K antennas efficiency measurement %K UWB Wheeler Cap %K Reverberation Chamber %K narrow band antennas. %K narrow band antennas %Z Engineering Sciences [physics]/ElectromagnetismJournal articles %X This paper deals with using UWB Wheeler Cap (UWB WCap) and Reverberation Chamber (RC) to measure efficiencies of narrow band antennas. This first test bed designed for very broadband systems, can also be accurate for narrow band antennas. The second one, first designed for EMC measurements, offers advantages to measure antenna efficiency. Results are given to assess uncertainty and accuracy of both measurement means. %G English %L hal-00325830 %U https://hal.science/hal-00325830 %~ SUPELEC %~ UNIV-NANTES %~ UNIV-RENNES1 %~ CNRS %~ INSA-RENNES %~ IETR %~ IETR-INSA %~ IETR_SRC %~ UR1-HAL %~ UR1-MATH-STIC %~ UR1-UFR-ISTIC %~ IETR-WAVES %~ IETR-CUTE %~ IETR-ADH %~ TEST-UNIV-RENNES %~ TEST-UR-CSS %~ UNIV-RENNES %~ INSA-GROUPE %~ UR1-MATH-NUM %~ IETR-STAR %~ IETR-EWAVES %~ NANTES-UNIVERSITE %~ UNIV-NANTES-AV2022