Birch, Stewart, Kolasch & Birch, LLP
Method and apparatus for managing uplink time alignment
A method and apparatus of managing uplink time alignment in a wireless communication system is provided. A user equipment transmits a random access preamble to maintain an uplink time alignment to a base station and receives a random access response in response to the random access preamble from the base station.
LG ELECTRONICS INC.
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inventional inventional inventional additional additional additional additional
Sung Duck Sung Hoon Sung Jun Seung June Young Dae
Chun Jung Park Yi Lee