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Method and apparatus for transmitting reference signals in communication systems

  • US 8,406,215 B2
  • Filed: 08/13/2010
  • Issued: 03/26/2013
  • Est. Priority Date: 08/13/2009
  • Status: Active Grant
First Claim
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1. A method for transmitting Reference Signals (RS) that are scrambled with parts of a common scrambling sequence to User Equipments (UEs) by a Node B and a Relay Node (RN) in a communication system, the method comprising the steps of:

  • transmitting RS by the Node B in a first set of transmission instances; and

    transmitting RS by the RN in a second set of transmission instances, where in the first set and the second set do not have any common transmission instances, wherein the second set of transmission instances is signaled to the RN by the Node B.

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