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Method and apparatus for using MBSFN subframes to send unicast information

  • US 8,675,537 B2
  • Filed: 04/02/2009
  • Issued: 03/18/2014
  • Est. Priority Date: 04/07/2008
  • Status: Active Grant
First Claim
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1. A method of sending information in a wireless communication network, comprising:

  • sending system information declaring a subframe as a multicast/broadcast single frequency network (MBSFN) subframe;

    sending signaling to at least one station to indicate that the MBSFN subframe carries unicast information;

    sending a reference signal in a first part of the MBSFN subframe in accordance with a MBSFN subframe format, wherein the reference signal is sent on a resource element from an antenna and no symbols are sent on the resource element from other antennas; and

    sending unicast information in a second part of the MBSFN subframe to the at least one station recognizing the MBSFN subframe as carrying unicast information.

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