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UPLINK SYNCHRONIZATION PROCESSING METHOD, USER EQUIPMENT, AND BASE STATION

  • US 20120170570A1
  • Filed: 03/15/2012
  • Published: 07/05/2012
  • Est. Priority Date: 09/15/2009
  • Status: Active Grant
First Claim
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1. An uplink synchronization processing method, comprising:

  • receiving an uplink synchronization indication message sent by a base station, wherein the uplink synchronization indication message carries identification information of one or multiple newly configured component carriers CCs;

    sending synchronization signaling to the base station when knowing that uplink synchronization needs to be executed on all or a part of the one or multiple newly configured CCs corresponding to the identification information; and

    receiving a time advanced TA adjusting message that is sent by the base station according to the synchronization signaling, and applying a TA value carried in the TA adjusting message to a CC on which the uplink synchronization needs to be executed.

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