Dentons US LLP
Method for obtaining uplink synchronization and configuring uplink connection
Disclosed are a terminal, which receives a downlink signal from a plurality of RRHs, transmits a random access preamble to any one target RRH in which the intensity of the received downlink signal among the plurality of RRHs is greater than or equal to a threshold value, receives a random access response message indicating that an uplink connection to a selected RRH will be configured on the basis of difference of a reception power of a random access preamble received by the target RRH and a reception power of a random access preamble which is overheard by a neighborhood RRH adjacent to the target RRH, and configures an uplink connection to the selected RRH, and an uplink connection configuration method thereof.
LG Electronics Inc.
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Genebeck Jaehoon Eunjong Hyeyoung Jinmin Heejeong
Hahn Chung Lee Choi Kim Cho