发明名称 Arrangement in a radio system
摘要 The present invention relates to an arrangement for connecting antennas to ports of a transceiver unit in a base station. By using two circulators and a four port sputter a more flexible small base station is attained. The arrangement provides, at a low extra cost, the capability of adding an auxiliary transceiver unit to the base station.
申请公布号 US6842629(B1) 申请公布日期 2005.01.11
申请号 US20020009778 申请日期 2002.03.11
申请人 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) 发明人 GRANSTAM BO;JOHANSSON BENGT;OLSSON MAGNUS
分类号 H04B1/44;H04B1/52;H04Q7/38;(IPC1-7):H04B1/38 主分类号 H04B1/44
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