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    • 45. 发明申请
    • UPLINK TRANSMISSION POWER CONTROL METHOD IN A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中的上行传输功率控制方法
    • US20110110257A1
    • 2011-05-12
    • US12996974
    • 2009-07-08
    • Dong Cheol KimMin Seok NohYeong Hyeon KwonJin Sam KwakSung Ho MoonSeung Hee HanHyun Woo Lee
    • Dong Cheol KimMin Seok NohYeong Hyeon KwonJin Sam KwakSung Ho MoonSeung Hee HanHyun Woo Lee
    • H04W52/00
    • H04W52/146H04W52/242H04W52/42
    • Provided is an uplink transmission power control method in a wireless communication system. Said method includes preferentially determining the transmission power of an uplink control channel, and determining the transmission power of an uplink data channel within the difference between the maximum transmittable power of a terminal and the transmission power of the uplink control channel, wherein the transmission of the uplink control signal through the uplink control channel and the transmission of the uplink data through the uplink data channel are performed at the same time using wireless resources different from one another. The present invention preferentially allocates the transmission power required for the transmission of an uplink control channel, and allocates residual power to an uplink data channel, thereby improving the effectiveness of power allocation when an uplink control signal and an uplink data signal are transmitted at the same time using physical resources different from one another.
    • 提供了一种无线通信系统中的上行链路发送功率控制方法。 所述方法包括优先确定上行链路控制信道的发射功率,以及确定终端的最大可发射功率与上行链路控制信道的发射功率之间的差异内的上行链路数据信道的发射功率,其中, 通过上行链路控制信道的上行链路控制信号和通过上行链路数据信道的上行链路数据的传输同时使用彼此不同的无线资源来执行。 本发明优选地分配上行链路控制信道的发送所需的发送功率,并向上行链路数据信道分配剩余电力,从而在上行链路控制信号和上行链路数据信号被发送时提高功率分配的有效性 时间使用彼此不同的物理资源。
    • 49. 发明申请
    • METHOD FOR SETTING CYCLIC SHIFT CONSIDERING FREQUENCY OFFSET
    • 设定考虑频率偏移的循环移位的方法
    • US20110013715A1
    • 2011-01-20
    • US12840230
    • 2010-07-20
    • Hyun Woo LeeMin Seok NohYeong Hyeon KwonSeung Hee HanDong Cheol KimJin Sam KwakDragan Vujcic
    • Hyun Woo LeeMin Seok NohYeong Hyeon KwonSeung Hee HanDong Cheol KimJin Sam KwakDragan Vujcic
    • H04B15/00
    • H04L1/0023H04J13/0062H04J13/0074H04J13/22H04L27/2613H04L27/2657H04W56/00
    • A method for establishing a cyclic shift sequence to provide against the frequency offset is disclosed. The method calculates a distance between a channel response position of the sequence and an alias channel response position caused by a frequency offset, calculates the number of cyclic shifts per group according to the calculated distance, and establishes the cyclic shift (CS)-applying interval. This method easily establishes a cyclic shift (CS) interval at a specific location having no overlapping by considering a channel response of a reception (Rx) sequence and an alias location of this reception (Rx) sequence, although a reception (Rx) signal is shifted by a channel delay spreading or a propagation delay irrespective of categories of a domain generating a sequence, so that it can greatly reduce the number of the detection errors and the false alarm rate. And, if a sequence of the cyclic shift (CS) is allocated to a cell having a frequency offset of more than a predetermined level, the present invention can minimize the influence of a frequency offset on a high-mobility cell.
    • 公开了一种建立循环移位序列以提供抵消频偏的方法。 该方法计算序列的信道响应位置与由频率偏移引起的别名信道响应位置之间的距离,根据计算出的距离计算每组的循环移位数,并建立循环移位(CS)应用间隔 。 这种方法通过考虑接收(Rx)序列的信道响应和该接收(Rx)序列的别名位置而容易地在没有重叠的特定位置建立循环移位(CS)间隔,尽管接收(Rx)信号是 移动了信道延迟扩展或传播延迟,而与生成序列的域的类别无关,从而可以大大减少检测误差和误报率。 并且,如果将循环移位(CS)的序列分配给具有大于预定电平的频率偏移的小区,则本发明可以最小化频率偏移对高移动性小区的影响。