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SYSTEM FOR TRANSMITTING REFERENCE SIGNAL WITH INFORMATION ON STATE OF CHANNEL

  • US 20120020272A1
  • Filed: 09/19/2011
  • Published: 01/26/2012
  • Est. Priority Date: 03/18/2009
  • Status: Active Grant
First Claim
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1. A method for a base station to transmit reference signal, the method comprising:

  • transmitting a pattern information on sub-frames containing CSI (Channel State Information) reference signal among consecutive sub-frames to a terminal or a relay; and

    transmitting the CSI reference signal on the sub-frames corresponding to the pattern information to the terminal or the relay.

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