Patent ID: 6657600
Filing Date: 2003-12-02
Classification: H01Q

Abstract:
Device for the reception and/or the transmission of electromagnetic signals comprising at least two means of reception and/or of transmission of electromagnetic signals of a slot-fed antenna type and means of connection for connecting at least one of the said means of reception and/or of transmission to means of utilization of the multibeam signals, wherein the means of connection consist of two feed lines connected by a connection element to the utilization means, the two lines being coupled electromagnetically with the set of slots of the slot-fed antennas, each line terminating in a switching element arranged in such a way as to simulate, as a function of a monitoring signal, an open circuit or a short circuit at the extremity of one of the lines and a short circuit or an open circuit at the extremity of the other line so as to obtain different radiation patterns.