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    • 4. 发明申请
    • CHANNEL EQUALIZER AND METHOD OF EQUALIZING A CHANNEL
    • 频道均衡器和均衡通道的方法
    • WO2006093389A1
    • 2006-09-08
    • PCT/KR2006/000733
    • 2006-03-03
    • SAMSUNG ELECTRONICS CO., LTDPARK, Sung-WooSEO, Jong-SooJEONG, Hae-JooBAEK, Jong-Seob
    • PARK, Sung-WooSEO, Jong-SooJEONG, Hae-JooBAEK, Jong-Seob
    • H04N5/50
    • H04N5/211H04L25/03019H04L2025/03611H04L2025/03687H04L2025/03726H04N5/4401
    • A channel equalizer and a method of equalizing a channel. The channel equalizer includes a filter unit to filter an input training sequence signal and an input data signal according to a tap coefficient, a first multiplexer to calculate a priori error of each of the training sequence signal and the data signal, a decision unit to generate the training sequence signal and to soft-determine or hard-determine an output signal of the filter unit, an error signal generation unit to generate a priori error signal using an output signal of the decision unit and to generate an estimated posteriori error signal using the priori error signal, a first correction unit to correct a first adaptive step size algorithm using the signal input to the filter unit and the generated priori error signal and to correct a second adaptive step size algorithm using the signal input to the filter unit and the estimated posteriori error signal, and a second multiplexer to select one of the corrected first adaptive step size algorithm and the corrected second adaptive step size algorithm to be applied to the training sequence signal and the data signal, respectively.
    • 信道均衡器和均衡信道的方法。 信道均衡器包括滤波器单元,用于根据抽头系数对输入的训练序列信号和输入数据信号进行滤波;第一多路复用器,用于计算每个训练序列信号和数据信号的先验误差;判定单元,用于产生 训练序列信号,并且软判定或硬确定滤波器单元的输出信号;误差信号生成单元,使用所述判定单元的输出信号产生先验误差信号,并使用所述估计后验误差信号 第一校正单元,用于使用输入到滤波器单元的信号和所产生的先验误差信号来校正第一自适应步长算法,并且使用输入到滤波器单元的信号和估计出的误差信号校正第二自适应步长算法 以及第二多路复用器,用于选择校正的第一自适应步长算法和校正后的第二自适应步骤之一 ep尺寸算法分别应用于训练序列信号和数据信号。
    • 8. 发明申请
    • SERVICE RELAY DEVICE, SERVICE RECEIVER FOR RECEIVING THE RELAYED SERVICE SIGNAL, AND METHODS THEREOF
    • 服务继电器设备,用于接收中继服务信号的服务接收器及其方法
    • WO2009096652A1
    • 2009-08-06
    • PCT/KR2008/005926
    • 2008-10-09
    • SAMSUNG ELECTRONICS CO., LTD.
    • LEE, June-HeeCHOO, Kyo-ShinHA, Kil-SikJEONG, Hae-Joo
    • H04B7/14
    • H04B7/15542
    • A service relay device is provided. The service relay device includes a receiving unit which receives a service signal, and a service processing unit which changes information regarding an order of changing frequency channels included in the received service signal, using replacement frequency channels, and broadcasts the service signal. The service processing unit includes a detecting unit which detects the information regarding the order of changing frequency channels, a storage unit which stores information regarding replacement frequency channels, an information processing unit which replaces the information regarding the order of changing frequency channels, using the replacement frequency channels stored in the storage unit, and a relay unit which broadcasts a service signal. As a result, service signals are provided stably even in the fringe area.
    • 提供了一种服务中继设备。 服务中继装置包括:接收服务信号的接收单元,以及使用替换频道改变关于接收到的服务信号中包含的变更频道的顺序的信息的业务处理部,并广播业务信号。 服务处理单元包括:检测单元,其检测关于变化频道的顺序的信息;存储单元,其存储关于替换频道的信息;信息处理单元,用于替换关于改变频道的顺序的信息; 存储在存储单元中的频率信道,以及广播服务信号的中继单元。 结果,即使在边缘区域也稳定地提供服务信号。