A method and appartus of uplink synchronization in a multiple carrier system is provided. After establishing Uplink synchronization for a primary carrier, a secondary carrier based on activation information via the primary carrier is activated. A periodic ranging via the secondary carrier is performed to adjust uplink synchronization for the secondary carrier.
申请公布号
WO2010053334(A3)
申请公布日期
2010.08.05
申请号
WO2009KR06582
申请日期
2009.11.10
申请人
LG ELECTRONICS INC.;RYU, KI SEON;LEE, EUNJONG;YUK, YOUNGSOO;KIM, YONGHO
发明人
RYU, KI SEON;LEE, EUNJONG;YUK, YOUNGSOO;KIM, YONGHO