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    • 2. 发明申请
    • TRANSMITTER AND METHOD FOR SUBCARRIER SCALING IN MOBILE STATION OF OFDMA
    • OFDMA移动台中用于SUBCARRIER缩放的发射机和方法
    • WO2009093810A1
    • 2009-07-30
    • PCT/KR2008/007613
    • 2008-12-23
    • POSDATA CO., LTD.KIM, Dong-Kyu
    • KIM, Dong-Kyu
    • H04L27/26
    • H04L5/0017H04L5/0037H04L5/0064H04L5/0094H04W52/52
    • A transmitter for subcarrier scaling in a SS of Orthogonal Frequency Division Multiplexing Access (OFDMA) includes a modem calculating a scaling control value of subcarriers according to the number of subcarriers to be allocated to a transmission signal, calculating a correction control value according to the scaling control value, adjusting the subcarriers allocated to the transmission signal according to the scaling control value, and outputting the transmission signal to which the adjusted subcarriers are allocated, and a Radio Frequency (RF) unit adjusting power of the transmission signal by the correction control value, amplifying the transmission signal to the adjusted power level, and transmitting the amplified signal to a base station.
    • 用于正交频分复用接入(OFDMA)的SS中的子载波缩放的发射机包括调制解调器,根据要分配给发送信号的子载波的数量来计算子载波的缩放控制值,根据缩放比例计算校正控制值 控制值,根据缩放控制值调整分配给发送信号的子载波,并输出调整后的子载波被分配给的发送信号;以及射频(RF)单元,通过校正控制值调整发送信号的功率 ,将发送信号放大到调整后的功率电平,并将放大的信号发送到基站。