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Communication apparatus and precoding method based on multiple cells and multiple users

  • US 9,231,795 B2
  • Filed: 11/02/2010
  • Issued: 01/05/2016
  • Est. Priority Date: 01/18/2010
  • Status: Active Grant
First Claim
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1. A precoding method, comprising:

  • aligning, in the same space, different interference channels corresponding to different terminal devices included in a cell edge region of an interference base station; and

    generating a reception beamforming vector of one or more terminal devices included in a cell edge region of a serving base station, based on the aligned interference channels of the interference base station,wherein the interference channels comprise a first interference channel of a first terminal and a second interference channel of a second terminal, andwherein the aligning in the same space comprises calculating a rank of the first interference channel and the second interference channel to have a value of 1 or a proximate value of 1.

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