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    • 7. 发明授权
    • Method for synchronizing a radio communication system divided into radio cells, a base station and mobile station in such a system
    • 在这种系统中同步分成无线电小区,基站和移动台的无线电通信系统的方法
    • US07328034B2
    • 2008-02-05
    • US10567466
    • 2004-07-07
    • Elena CostaDirk GaldaNiclas MeierHermann RohlingEgon SchulzMartin Weckerle
    • Elena CostaDirk GaldaNiclas MeierHermann RohlingEgon SchulzMartin Weckerle
    • H04B7/01
    • H04B7/2696
    • A method synchronizes a radio communication system divided into radio cells. Data is transmitted in the radio communication system by a multiple access method. Each radio cell thus has a base station for the radio feed of several mobile stations, allocated to the radio cell. A synchronization of the base station is carried out using the received signals from mobile stations in the same radio cell and also in adjacent radio cells. The base station determines at least one pilot signal and signals said pilot signal to the allocated mobile stations in a downwards direction. The allocated mobile stations transmit the signaled pilot signal in an upwards direction to the base station. The base station determines a synchronization value, from the received pilot signals from the radio cell thereof and also from the adjacent radio cells, fro a time synchronization and/or for a frequency synchronization on which the bas station is synchronized.
    • 一种方法使被分成无线电小区的无线通信系统同步。 通过多址方式在无线通信系统中发送数据。 因此,每个无线电小区具有分配给无线电小区的几个移动站的无线电馈送的基站。 使用来自同一无线电小区中的移动站以及相邻无线电小区中的接收信号来执行基站的同步。 基站确定至少一个导频信号,并向所分配的移动台向下信号发送所述导频信号。 所分配的移动台向上发送信号的导频信号到基站。 基站根据来自其接收的导频信号和来自相邻无线电小区的接收的导频信号,通过时间同步和/或基站同步的频率同步来确定同步值。