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TRANSMITTING DEVICE AND A METHOD OF COMMUNICATING THEREWITH, AND RECEIVING DEVICE AND A METHOD OF COMMUNICATING THEREWITH

  • US 20130114763A1
  • Filed: 07/01/2011
  • Published: 05/09/2013
  • Est. Priority Date: 07/05/2010
  • Status: Active Grant
First Claim
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1. A communication method of a transmitting device including a first precoder and a second precoder, the method comprising:

  • determining first information to restrict a precoding matrix from being used as a first precoding matrix of the first precoder, and second information to restrict a precoding matrix from being used as the second precoding matrix of a second precoder in a corresponding codebook with respect to each layer; and

    transmitting, to a receiving device, codebook restricting information including at least one of the determined first information and second information.

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