Method, apparatus and computer program for user equipment access channel procedures

  • US 20100290408A1
  • Filed: 05/12/2009
  • Published: 11/18/2010
  • Est. Priority Date: 05/12/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • attempting access to a wireless network by sending from a transmitter on a random access channel at a first transmit power a first preamble comprising a signature sequence that is randomly selected from a set of signature sequences;

    responsive to determining that the access attempt from sending the first preamble was unsuccessful, re-attempting access to the wireless network by sending from the transmitter on the random access channel at a second transmit power a second preamble comprising a signature sequence, in which the second transmit power is no greater than the first transmit power.

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