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DEVICES FOR RADIO LINK MONITORING

  • US 20130083675A1
  • Filed: 09/29/2011
  • Published: 04/04/2013
  • Est. Priority Date: 09/29/2011
  • Status: Active Grant
First Claim
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1. A user equipment (UE) configured for radio link monitoring, comprising:

  • a processor;

    memory in electronic communication with the processor;

    instructions stored in the memory, the instructions being executable to;

    monitor a radio link quality for a secondary cell (SCell);

    determine whether a physical layer problem is detected based on the radio link quality; and

    if a physical layer problem isdetected, then;

    stop a time alignment timer (TAT) of the SCell or set the time alignment timer (TAT) of the SCell as expired.

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