发明名称 |
Extendable built-in antenna unit of mobile device |
摘要 |
An extendable built-in antenna unit for a mobile device is disclosed that includes a whip antenna, a helical antenna, an antenna receiving part and an intenna pattern. The helical antenna may be extractably and retractably mounted in the antenna receiving part. The whip antenna may be extractably and retractably mounted in the helical antenna. The helical antenna and the intenna pattern may be formed with lengths determined according to the resonance frequency.
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申请公布号 |
US7642977(B2) |
申请公布日期 |
2010.01.05 |
申请号 |
US20070709313 |
申请日期 |
2007.02.21 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD |
发明人 |
SEO SUNG IN |
分类号 |
H01Q1/24;H01Q1/00;H01Q1/10;H01Q21/00 |
主分类号 |
H01Q1/24 |
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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