发明名称 MULTIMODE RADIO COMMUNICATION DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To provide a multimode radio communication device which comprises one radio unit shared by a plurality of communication modes and which is capable of switching communication modes at high speed. <P>SOLUTION: A multimode radio communication device comprises a radio unit capable of switching communication modes, and a control unit which controls the radio unit to periodically operate in a mobile phone mode and to switch to a wireless LAN mode after a prescribed time period. When the control unit has detected the occurrence of an incoming call event during a period when the radio unit is under a standby reception state in a mobile telephone mode, the control unit restricts switching to the wireless LAN mode and determines whether communication in the mobile phone mode is continued or not. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2012029314(A) 申请公布日期 2012.02.09
申请号 JP20110192716 申请日期 2011.09.05
申请人 HITACHI LTD 发明人 SUZUKI MEI;YAMAWAKI DAIZO;TANAKA SATOSHI;YAMAMOTO AKIO
分类号 H04B1/40;H04B1/50;H04L12/28;H04M1/00;H04W48/18;H04W88/06 主分类号 H04B1/40
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