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Secondary cell deactivation in a wireless device and a base station

  • US 10,700,845 B2
  • Filed: 03/21/2018
  • Issued: 06/30/2020
  • Est. Priority Date: 03/09/2015
  • Status: Active Grant
First Claim
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1. A wireless device comprising:

  • one or more processors; and

    memory storing instructions that, when executed by the one or more processors, cause the wireless device to;

    receive, from a base station;

    configuration parameters of a plurality of cells that are grouped into;

    a primary group comprising a primary cell with a primary control channel; and

    a secondary group comprising a first secondary cell with a secondary control channel and a second secondary cell different from the first secondary cell; and

    a deactivation timer value for a deactivation timer of the first secondary cell; and

    keep the first secondary cell active, after the deactivation timer expires during a subframe, based on the second secondary cell being active during the subframe.

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