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METHOD AND APPARATUS FOR RANDOM ACCESS IN A MULTI-CARRIER WIRELESS COMMUNICATION SYSTEM

  • US 20120076042A1
  • Filed: 06/07/2010
  • Published: 03/29/2012
  • Est. Priority Date: 06/07/2009
  • Status: Active Grant
First Claim
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1. A method of performing a random access procedure by a user equipment to a base station in a multi-carrier supporting wireless communication system, the method comprising:

  • determining an uplink component carrier having a highest channel quality by measuring channel quality of at least one uplink component carrier;

    selecting a physical random access channel (PRACH) resource on the uplink component carrier having the highest channel quality; and

    transmitting a random access preamble to the base station using the selected PRACH resource.

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