发明名称 |
Composite antenna apparatus |
摘要 |
A composite antenna apparatus includes a cylindrical member 4 formed by a flexible insulating film rolled into a cylindrical shape, a plurality of antenna patterns 3 formed in a helix pattern on a peripheral surface of the cylindrical member 4, a circuit board 2 fixed to one axial end of the cylindrical member 4 and having a circuit pattern 10 connected to the antenna patterns 3 by soldering, and a monopole antenna 1 disposed inside the cylindrical member 4 and standing up on one surface of the circuit board 2. The circuit board 2 is provided with a first metallic pattern 8 having a predetermined area and formed on the one surface of the circuit board 2 at a position inside the cylindrical member 4.
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申请公布号 |
US2003117339(A1) |
申请公布日期 |
2003.06.26 |
申请号 |
US20020323443 |
申请日期 |
2002.12.19 |
申请人 |
MITSUMI ELECTRIC CO., LTD. |
发明人 |
FUKAE ISAO;MIYATA MASAAKI |
分类号 |
H01Q21/29;H01Q1/32;H01Q1/36;H01Q1/38;H01Q9/30;H01Q11/08;H01Q21/28;(IPC1-7):H01Q1/36;H01Q21/00 |
主分类号 |
H01Q21/29 |
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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