发明名称 RADIO EQUIPMENT AND ANTENNA SWITCHING METHOD FOR THE SAME
摘要 <p>PROBLEM TO BE SOLVED: To switch a plurality of antennas without deteriorating the performance of transmission or reception. SOLUTION: In the radio equipment provided with two antennas 104 and 105 mounted on upper and lower cases which are foldable freely with hinges, a folding detection means 205 detects the folded state of the upper and lower cases and a receiving state detection means 204 detects the receiving state of a signal received by a reception circuit 202 through the antennas 104 and 105. Only when the circuit 2 is not in a receiving state as the result of these detection, the antennas 104 and 105 are switched by the switch control of a switch control means 203.</p>
申请公布号 JP2002190752(A) 申请公布日期 2002.07.05
申请号 JP20000387343 申请日期 2000.12.20
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 YAMAGUCHI MANABU;OBARA TOSHIO
分类号 H01Q3/24;H01Q1/24;H04B1/40;H04B7/26;H04W16/28;H04W88/02;(IPC1-7):H04B1/40;H04Q7/32 主分类号 H01Q3/24
代理机构 代理人
主权项
地址