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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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