发明名称 High-frequency circuit device, and communications apparatus comprising same
摘要 A high-frequency circuit device comprising at least first and second antenna terminals, at least first and second transmitting terminals for a first communications system, at least first and second receiving terminals for a first communications system, two or more switch circuits, and two or more filter circuits, the first transmitting terminal for the first communications system being connectable to the first antenna terminal, the second transmitting terminal for the first communications system being connectable to the second antenna terminal, the first receiving terminal for the first communications system being connectable to the first antenna terminal, and the second receiving terminal for the first communications system being connectable to the second antenna terminal.
申请公布号 US8130787(B2) 申请公布日期 2012.03.06
申请号 US20070161111 申请日期 2007.01.17
申请人 HITACHI METALS, LTD. 发明人 HAGIWARA KAZUHIRO;FUKAMACHI KEISUKE;KEMMOCHI SHIGERU
分类号 H04L12/66;H04J99/00 主分类号 H04L12/66
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