发明名称 |
HIGH EFFICIENCY, MULTI-BAND ANTENNA FOR A RADIO COMMUNICATION DEVICE |
摘要 |
<p>The present invention provides a radio communication device having a multi-band swivel antenna assembly. The antenna assembly includes a multi-band radiating antenna element and a multi-band sleeve which allows the antenna to be tuned to multiple resonances. The multi-band antenna element and sleeve are attached to the chassis of the communication device via a coaxial feeding cable which serves to isolate those elements from the chassis.</p> |
申请公布号 |
EP1082779(A1) |
申请公布日期 |
2001.03.14 |
申请号 |
EP19990930045 |
申请日期 |
1999.05.28 |
申请人 |
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL) |
发明人 |
YING, ZHINONG;DAHLSTROEM, ANDERS;BOLIN, THOMAS |
分类号 |
H01Q1/24;H01Q5/00;H01Q9/14;H01Q9/28;(IPC1-7):H01Q5/00 |
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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