Patent ID: 7983294
Filing Date: 2011-07-19
Classification: H04W

Abstract:
1. A method of transmitting a message by a user equipment (UE) via an uplink random access channel (RACH) in a wireless communication system, the method comprising: initiating a first preamble access procedure with a base station (BS); receiving from the BS a first acknowledgement indication with respect to the first preamble access procedure; transmitting to the BS a first message via the RACH upon receipt of the first acknowledgement indication; receiving from the BS a second acknowledgment indication regarding the first message; and initiating with the BS a second preamble access procedure by transmitting at least one access preamble for transmitting a second message, wherein the second preamble access procedure comprises setting a transmit power of a first access preamble of the second preamble access procedure according to a transmit power of a last access preamble of the first preamble access procedure or a transmit power of the first message.