METHOD AND APPARATUS FOR ANTENNA RADIATION CROSS POLAR SUPPRESSION
摘要
<p>Cross-polar discrimination (XPD) of a dual orthogonal cross-polarised antenna is maximized via a cross-coupling network between base station MIMO branches prior to connection to the base station antenna. In one embodiment, a cross coupling network combines each MIMO branch signal with an attenuated phase reversed (phase shifted) copy of the other MIMO branch signal. The amount of attenuation for each branch is equivalent to the cross polar suppression required for each antenna array. The cross-coupling can be applied at different stages of signal processing within a base station.</p>
申请公布号
WO2012135056(A1)
申请公布日期
2012.10.04
申请号
WO2012US30418
申请日期
2012.03.23
申请人
QUINTEL TECHNOLOGY LIMITED;BARKER, DAVID EDWIN;PIAZZA, DAVID SAM;NEWBOLD, STEPHEN THOMAS
发明人
BARKER, DAVID EDWIN;PIAZZA, DAVID SAM;NEWBOLD, STEPHEN THOMAS