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Arrangement for improved isolation between adjacent cell areas

  • US 8,942,766 B2
  • Filed: 08/28/2008
  • Issued: 01/27/2015
  • Est. Priority Date: 08/28/2008
  • Status: Expired due to Fees
First Claim
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1. A node in a wireless communication system, the node having a central point and comprising at least two antenna functions, each antenna function being arranged to cover a corresponding sector area, the sector areas being positioned around the central point successively such that each sector area is adjacent to at least one other sector area, two adjacent sector areas being separated by at least one corresponding border extending from the central point and running between the corresponding antenna functions, wherein the polarization of at least one of said antenna functions, between the borders of the corresponding sector area, varies over the azimuth directions associated with the corresponding sector area such that for each border, the polarizations of the antenna functions at each side of the border are orthogonal at the border.

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