发明名称 VARIABLE RADIATION PATTERN COMMUNICATION BASE STATION
摘要 <p>The invention concerns a base station (100) comprising a transmission antenna (1) consisting of several radiating elements (2) for transmitting one or more radio signals (E1, E2, , EN) to one or more addressee terminals (200). Said radio signals are generated from signal components (S1, S2, , SM) to which are applied phase shifts (D1, D2, , DN). The adjustment of said phase shifts brings about a systematic fluctuation of at least one transmitting direction of the antenna during the transmission of the radio signal, so as to provide diversity of propagation paths.</p>
申请公布号 WO2003012917(A1) 申请公布日期 2003.02.13
申请号 FR2002002741 申请日期 2002.07.30
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