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    • 9. 发明申请
    • METHOD AND APPARATUS FOR DATA TRANSMISSION/RECEPTION IN A COMMUNICATION SYSTEM USING MULTIPLE CARRIERS
    • 使用多载波的通信系统中的数据发送/接收的方法和设备
    • WO2010032969A3
    • 2010-07-01
    • PCT/KR2009005295
    • 2009-09-17
    • LG ELECTRONICS INCYUK YOUNG-SOOJUNG IN-UKKIM YONG-HORYU KI-SEON
    • YUK YOUNG-SOOJUNG IN-UKKIM YONG-HORYU KI-SEON
    • H04W48/02H04L27/26H04W56/00
    • H04W48/20H04L5/0007H04L5/0051H04L27/2613H04L27/2655
    • The present invention relates to a method and apparatus for data transmission/reception in a communication system using multiple carriers, and specifically to a method for data transmission/reception using multiple carriers including a first carrier for the transmission/reception of control information and data and a second carrier that uses a different radio frequency (RF) from that of said first carrier, comprising a step wherein a data frame is received from a base station, a step wherein the preamble of said received data frame is sought, and a step wherein synchronization of the received data frame is acquired via said preamble that has been sought; to said first carrier are transmitted a data frame including a first preamble in order to acquire initial system access and coarse synchronization and a data frame including a second preamble in order to acquire cell ID verification and fine synchronization; to said second carrier is transmitted a data frame including said second preamble. If the first preamble is present in said received data frame, it is interpreted as a data frame from said first carrier, and initial network access is attempted; if only said second preamble is present in said received data frame, this is interpreted as a data frame from said second carrier, and initial network access is not attempted.
    • 本发明涉及使用多载波的通信系统中的数据发送/接收的方法和设备,具体涉及使用包括用于发送/接收控制信息和数据的第一载波的多载波的数据发送/接收的方法以及 使用与所述第一载波的射频(RF)不同的射频(RF)的第二载波,包括从基站接收数据帧的步骤,寻找所述接收到的数据帧的前导码的步骤,以及步骤 通过已经寻找的所述前导码获取接收到的数据帧的同步; 向所述第一载波发送包括第一前导码以获取初始系统接入和粗同步的数据帧以及包括第二前导码的数据帧以获取小区ID验证和精细同步; 向所述第二载波发送包括所述第二前导码的数据帧。 如果第一前导码存在于所述接收到的数据帧中,则将其解释为来自所述第一载波的数据帧,并尝试初始网络接入; 如果在所述接收到的数据帧中仅存在所述第二前导码,则将其解释为来自所述第二载波的数据帧,并且不尝试初始网络接入。