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A method and receiving unit for the compensation of a frequency offset and / or a temporal change of the phase of a transmission channel by means of said evaluation of the edge of symbols of a received data burst

机译:一种用于通过接收数据脉冲串的符号边缘的所述评估来补偿传输信道的频率偏移和/或时间变化的方法和接收单元

摘要

For the compensation of a frequency offset and / or a temporal change of the phase of the transmission channel in the case of the mobile radio transmission of data symbols by means of the data symbols by means of carrier frequency modulated transmitted data burst. For the estimation of the frequency offset and / or the temporal change in the phase of the transmission channel are previously known first and second symbols corresponding sampling values of the received signal is evaluated. These first and second symbile, with a defined phase relation is transmitted by means of the data burst and are spaced apart from each other are arranged in the data burst. In an advantageous manner, as a first and second symbols or symbol pair edge symbols used for estimation of a data burst.
机译:为了补偿频率偏移和/或在传输信道的相位的时间变化的情况下,在通过数据符号通过载波频率调制的传输数据脉冲串进行数据符号的移动无线传输时。为了估计传输信道的频率偏移和/或时间变化,先前已知的第一和第二符号被评估,该第一和第二符号对应于接收信号的采样值。具有定义的相位关系的这些第一和第二符号通过数据脉冲串传输并且彼此间隔开地布置在数据脉冲串中。以有利的方式,作为用于估计数据突发的第一和第二符号或符号对边缘符号。

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