发明名称 |
Improved antenna arrangement for multiple input multiple output communications systems |
摘要 |
The present invention relates to antennas for radio communications, and in particular although not exclusively to multiple input multiple output (MIMO) radio communications systems. An antenna arrangement comprising: a first, a second, and a third ground plane each arranged substantially perpendicular to the others; a first, a second, and a third antenna element associated with respectively said first, said second, and said third ground planes, each antenna element arranged to radiate in a predetermined polarisation In elevation and azimuth with respect to said respective associated ground plane. |
申请公布号 |
EP1657779(B1) |
申请公布日期 |
2008.05.21 |
申请号 |
EP20060001422 |
申请日期 |
2002.01.11 |
申请人 |
NORTEL NETWORKS LIMITED |
发明人 |
SMITH, MARTIN;AMOS, SONYA;KITCHENER, DEAN;POWER, DAWN;ADAMS, DAVID |
分类号 |
H01Q1/22;H01Q1/24;H01Q9/04;H01Q9/42;H01Q21/24;H01Q21/29;H04B7/10 |
主分类号 |
H01Q1/22 |
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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