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Power allocation method for multicast services

  • US 7,085,575 B2
  • Filed: 08/18/2003
  • Issued: 08/01/2006
  • Est. Priority Date: 08/18/2003
  • Status: Active Grant
First Claim
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1. A power allocation and user assignment method for multimedia broadcast multicast services (MBMS services) in a mobile communication system, the power allocation and user assignment method comprising the steps of:

  • transmitting a pilot signal to a plurality of user equipments;

    collecting by a radio network controller (RNC) of the mobile communication system a signal/noise ratio (S/N) of the pilot signal as received by the plurality of user equipments;

    sorting by the RNC the plurality of user equipments by the strength of the S/N of the pilot signal from a strongest pilot signal to a weakest pilot signal;

    determining a number (K) of a particular user equipment of the plurality of user equipments to support on a broadcast channel;

    determining by the RNC a coverage area within the cell for the MBMS services; and

    assigning a portion of the plurality of user equipments, one through K, to the broadcast channel, wherein the step of determining the number K includes a step of;

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