US 12,452,804 B2
Method for maintaining time advance timer, base station and terminal equipment
Yanling Lu, Beijing (CN); Haibo Xu, Beijing (CN); and Weiwei Wang, Beijing (CN)
Assigned to FUJITSU LIMITED, Kawasaki (JP)
Filed by FUJITSU LIMITED, Kawasaki (JP)
Filed on Jul. 30, 2019, as Appl. No. 16/526,356.
Application 16/526,356 is a division of application No. 14/057,593, filed on Oct. 18, 2013, granted, now 10,420,047.
Application 14/057,593 is a continuation of application No. PCT/CN2011/073105, filed on Apr. 21, 2011.
Prior Publication US 2019/0357160 A1, Nov. 21, 2019
Int. Cl. H04W 56/00 (2009.01); H04W 24/04 (2009.01)
CPC H04W 56/001 (2013.01) [H04W 24/04 (2013.01); H04W 56/0045 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A base station comprising:
a memory that stores a plurality of instructions;
a processor coupled to the memory and configured to execute the plurality of instructions to determine whether a band to be uplink adjusted includes only a band corresponding to a primary cell; and
a transmitter configured to transmit a command for the band corresponding to the primary cell when it is determined that the band to be uplink adjusted includes only the band corresponding to the primary cell, wherein, the command contains an indication of the band corresponding to the primary cell, such that a timer relating to uplink synchronization for the band corresponding to the primary cell is restarted.