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    • 75. 发明授权
    • Method and apparatus for transmitting and receiving channel quality indicator in communication system
    • 通信系统中发送和接收信道质量指标的方法和装置
    • US08116270B2
    • 2012-02-14
    • US12138698
    • 2008-06-13
    • Youn-Hyoung HeoJu-Ho LeeJoon-Young Cho
    • Youn-Hyoung HeoJu-Ho LeeJoon-Young Cho
    • H04W4/00
    • H04L1/0026H04L1/0013H04L1/0027H04L1/003H04L1/0068H04L1/1812
    • A method and apparatus for transmitting/receiving a Channel Quality Indicator (CQI) in a communication system are provided. It is determined whether there is any uplink data to transmit, when a CQI transmission time arrives according to a predetermined CQI transmission period. If there is uplink data to transmit, a part of the uplink data is punctured to insert the CQI therein, and the inserted CQI is multiplexed with the uplink data before transmission. It is determined whether there is any uplink data to receive from a terminal, when a CQI reception time arrives according to a predetermined CQI transmission period. If there is uplink data to receive, the uplink data is received from the terminal, and the received uplink data is demultiplexed to extract the CQI.
    • 提供了一种用于在通信系统中发送/接收信道质量指示符(CQI)的方法和装置。 当CQI传输时间根据预定的CQI传输周期到达时,确定是否存在要发送的上行数据。 如果存在要发送的上行链路数据,则将上行链路数据的一部分进行穿孔以插入CQI,并且在发送之前将插入的CQI与上行链路数据进行多路复用。 当CQI接收时间根据预定的CQI传输周期到达时,确定是否存在要从终端接收的上行数据。 如果存在要接收的上行链路数据,则从终端接收上行链路数据,并且将所接收的上行链路数据解复用以提取CQI。
    • 79. 发明申请
    • Method and apparatus for open loop power control in frequency division multiple access system
    • 频分多址系统中开环功率控制的方法和装置
    • US20070189234A1
    • 2007-08-16
    • US11656276
    • 2007-01-22
    • Youn-Hyoung HeoJu-Ho LeeHwan-Joon Kwon
    • Youn-Hyoung HeoJu-Ho LeeHwan-Joon Kwon
    • H04B7/216
    • H04W52/10H04W52/146H04W52/241H04W52/242H04W52/243
    • A method and apparatus for efficient open loop power control in a packet data mobile communication system using Frequency Division Multiple Access (FDMA) is disclosed. When a target Signal-to-Interference Ratio (SIR) required for the determination of transmission power using open loop power control is set, influence upon neighboring cells is considered. In other words, when a Mobile Station (MS) is located at a cell boundary and thus induces large interference with its neighboring cells, the target SIR is set low. In the other case, the target SIR is set high. Therefore, by adjusting transmission power according to the position of an MS and a relationship between the MS and the neighboring cells, support for high data rate can be provided to an MS that is located near a Base Station (BS) and interference induced by an MS that is located around a cell boundary can be minimized. In this way, the entire system capacity can also be improved.
    • 公开了一种使用频分多址(FDMA)的分组数据移动通信系统中有效开环功率控制的方法和装置。 当设定使用开环功率控制确定发送功率所需的目标信号干扰比(SIR)时,考虑对相邻小区的影响。 换句话说,当移动站(MS)位于小区边界并且因此引起与其相邻小区的大的干扰时,目标SIR被设置为低。 在另一种情况下,将目标SIR设置为高。 因此,通过根据MS的位置调整发送功率和MS与相邻小区之间的关系,可以向位于基站(BS)附近的MS和由基站(BS)引起的干扰提供对高数据速率的支持 可以将位于细胞边界周围的MS最小化。 这样,整个系统的容量也可以提高。