Back to results
US 12,772,312 B2Granted
Terminal and radio communication method
AssigneeNtt Docomo, Inc.
InventorsAkihito Hanaki, Kouhei Harada, Riki Okawa
Life of this patent
Estimating the term…
Abstract
A terminal includes a control unit that releases a resource of a secondary cell group in response to deactivation of the secondary cell group, in which the control unit performs a random access procedure to the secondary cell group in response to activation of the secondary cell group.
Claims7
A terminal comprising:
- a receiver that receives an indication of deactivation of a secondary cell group;
- and
- a processor that considers a Time Alignment Timer (TAT) as expired and releases a resource of the secondary cell group, in response to the indication.
A radio communication system comprising:
- a base station;
- and a terminal, wherein
- the base station includes a transmitter that transmits an indication of deactivation of a secondary cell group,
- the terminal includes:
- a receiver that receives the indication, and
- a processor that considers a Time Alignment Timer (TAT) as expired and releases a resource of the secondary cell group, in response to the indication.
3 more elements
A radio communication method performed by a terminal, comprising:
- receiving an indication of deactivation of a secondary cell group;
- and
- considering a Time Alignment Timer (TAT) as expired and releasing a resource of the secondary cell group, in response to the indication.
Dependencies are inferred from the claim text.