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Power control of point to multipoint physical channels

  • US 7,738,895 B2
  • Filed: 07/09/2008
  • Issued: 06/15/2010
  • Est. Priority Date: 08/01/2002
  • Status: Expired due to Fees
First Claim
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1. A method of determining an efficient transmit power for point to multipoint (PtM) transmissions, the method comprising:

  • maintaining a database at a base station (BS) which specifies which of a plurality of wireless transmit/receive units (WTRUs) are members of each PtM group;

    adjusting a transmit power of each WTRU'"'"'s down link (DL) dedicated channel to the minimum required power necessary to maintain DL communications with each WTRU; and

    setting a PtM transmit power for each PtM group, wherein the PtM transmit power of a PtM group is equal to the greatest of a WTRU in the PtM group plus a PtM power offset.

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