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    • 4. 发明授权
    • Data retransmission apparatus and method in a mobile communication system employing HARQ technique
    • 采用HARQ技术的移动通信系统中的数据重传装置及方法
    • US07236740B2
    • 2007-06-26
    • US09899606
    • 2001-07-05
    • Chang-Hoi KooKyou-Woong KimHwan-Joon Kwon
    • Chang-Hoi KooKyou-Woong KimHwan-Joon Kwon
    • H09B7/185
    • H04L1/1812H04L1/1671H04L1/1845H04L1/1867H04W52/20
    • A method and apparatus for retransmitting data in a mobile communication system wherein a receiver determines whether an initial data block received from a transmitter has an error. Upon detecting an error from the initial data block, the receiver estimates a current channel state and determines a retransmission frequency and a power level of the initial data block according to the estimated current channel state. Thereafter, the receiver transmits a retransmission request message of the initial data block together with the determined retransmission frequency and the determined power level to the transmitter. The transmitter retransmits the initial data block as many times as the retransmission frequency at the requested power level. The receiver then determines whether the retransmitted data blocks have errors, and provides the retransmitted data blocks to an upper layer upon failure to detect errors from the retransmitted data blocks.
    • 一种用于在移动通信系统中重传数据的方法和装置,其中接收机确定从发射机接收的初始数据块是否具有错误。 在从初始数据块检测到错误时,接收机估计当前信道状态,并且根据估计的当前信道状态确定初始数据块的重发频率和功率电平。 此后,接收机将所确定的重发频率和所确定的功率电平与初始数据块的重发请求消息一起发送到发射机。 发射机以所请求的功率电平重发与重传频率一样多的初始数据块。 然后,接收机确定重传的数据块是否具有错误,并且在未能从重传的数据块检测到错误的情况下将重传的数据块提供给上层。
    • 8. 发明授权
    • Method for controlling gated transmission of dedicated channel in W-CDMA communication system
    • W-CDMA通信系统专用信道门控传输方法
    • US06724742B1
    • 2004-04-20
    • US09547505
    • 2000-04-12
    • Hyun-Jung MunKyou-Woong Kim
    • Hyun-Jung MunKyou-Woong Kim
    • H04B7216
    • H04B7/2637H04B1/707H04B7/264
    • There is provided a method for controlling gated transmission of a dedicated channel signal in a W-CDMA communication system. In the W-CDMA communication system, a dedicated control channel has 15 slots in one frame, each slot includes a TFCI bit, a TPC bit, and a pilot bit, and the dedicated control channel and a dedicated data channel for transmitting packet data are multiplexed prior to transmission. In an embodiment of the present invention, a base station transmits to a mobile station a gated transmission command message including a gating rate and a gated transmission start time for gated transmission of the dedicated control channel signal, if no data exists on the dedicated data channel for a predetermined period of time. Then, the base station transmits the dedicated control channel signal in a gated mode at the gated transmission start time set in the gated transmission command message.
    • 提供了一种用于在W-CDMA通信系统中控制专用信道信号的门控传输的方法。 在W-CDMA通信系统中,专用控制信道在一帧中具有15个时隙,每个时隙包括TFCI比特,TPC比特和导频比特,专用控制信道和用于发送分组数据的专用数据信道是 在传输之前进行多路复用。 在本发明的一个实施例中,如果专用数据信道上没有数据,则基站向移动台发送包括门控速率和专用控制信道信号门控传输门控传输开始时间的门控传输命令消息 在预定的时间段内。 然后,基站在门控发送命令消息中设定的选通发送开始时刻以选通模式发送专用控制信道信号。
    • 9. 发明授权
    • Apparatus and method for displaying transfer speed in personal digital assistant
    • 个人数字助理显示传输速度的装置和方法
    • US06665270B1
    • 2003-12-16
    • US09183939
    • 1998-11-02
    • Kyou-Woong Kim
    • Kyou-Woong Kim
    • H04L1226
    • H04L43/0894
    • An apparatus and method for indicating a data transfer rate in a personal digital assistant. The apparatus includes a data processor for transmitting data through a serial communication port by using an application program; a radio communication part for transmitting data to the data processor through a serial communication port, determining a data transfer rate upon transmitting or receiving data, and generating transmitting and receiving display control signals; a transmitted status indicator for blinking at a prescribed period by the transmitting display control signal; and a received status indicator for blinking at a prescribed period by the receiving display control signal.
    • 一种用于指示个人数字助理中的数据传送速率的装置和方法。 该装置包括:数据处理器,用于通过应用程序通过串行通信端口发送数据; 用于通过串行通信端口向数据处理器发送数据的无线电通信部分,在发送或接收数据时确定数据传输速率,以及生成发送和接收显示控制信号; 通过发送显示控制信号在规定期间闪烁的发送状态指示灯; 以及接收状态指示器,用于通过接收显示控制信号以规定的周期闪烁。