发明名称 |
Radio LAN master station system |
摘要 |
A radio LAN master station system which provides long distance communication and suffers from small interference by another system located inside and/or outside of a service area comprises a transceiver, and a plurality of directional antennas each directed to a respective section with some angular spacing, through a power distributor which couples said transceiver with said antennas. Polarization plane of any antenna is orthogonal to polarization plane of an adjacent antenna.
|
申请公布号 |
US7123941(B2) |
申请公布日期 |
2006.10.17 |
申请号 |
US20020083508 |
申请日期 |
2002.02.27 |
申请人 |
KDDI R&D LABORATORIES INC. |
发明人 |
FUKUHARA TADAYUKI;ISHIKAWA HIROYASU;WARABINO TAKAYUKI;FUKE NAOKI;SUGIYAMA KEIZO;SHINONAGA HIDEYUKI |
分类号 |
H01Q21/28;H04M1/00;H01Q1/24;H01Q3/00;H01Q21/06;H01Q21/26;H04B7/10;H04B7/14;H04B7/26;H04B15/00;H04L12/28 |
主分类号 |
H01Q21/28 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|