发明名称 Portable radio communication apparatus provided with a part of housing operating as an antenna
摘要 In a portable radio communication apparatus including a housing, at least one part of the housing is formed as a housing electrical conductor portion by an electrically conductive material. The housing electrical conductor portion is connected with a radio communication circuit of the portable radio communication apparatus so as to operate as at least one part of an unbalanced type antenna of the radio communication circuit. <IMAGE>
申请公布号 EP1445824(A1) 申请公布日期 2004.08.11
申请号 EP20040002136 申请日期 2004.02.02
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 IWAI, HIROSHI;YAMAMOTO, ATSUSHI;YAMADA, KENICHI
分类号 H04B1/38;H01Q1/22;H01Q1/24;H01Q1/27;H01Q1/38;H01Q5/00;(IPC1-7):H01Q1/24 主分类号 H04B1/38
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