发明名称 Mobile radio transmitter
摘要 The invention provides a compact mobile radio transmitter in which deterioration of antenna characteristic due to the influence of human head is decreased. A dielectric material 15 is arranged between a back face of a speaker 12 and a feed point 14 of an antenna 13, and electrical length between the human head and the antenna is increased as compared with the structure without the dielectric material 15.
申请公布号 US2001024944(A1) 申请公布日期 2001.09.27
申请号 US20010767872 申请日期 2001.01.24
申请人 MITSUBISHI DENKI KABUSHIKI KAISHA 发明人 SHIRAKI YASUHIRO;TANABE SHINJI;IMANISHI YASUHITO;SHOJI HIDEAKI
分类号 H01Q1/38;H01Q1/24;H04B1/38;(IPC1-7):H04B1/38 主分类号 H01Q1/38
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