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    • 7. 发明授权
    • Apparatus and method for generating MAC protocol data unit in wireless communication system
    • 在无线通信系统中生成MAC协议数据单元的装置和方法
    • US09037936B2
    • 2015-05-19
    • US12978964
    • 2010-12-27
    • Young-Bin ChangRakesh Taori
    • Young-Bin ChangRakesh Taori
    • G06F11/00H04L1/18
    • H04L1/1874H04L1/1887H04L1/1893
    • An apparatus and a method for transmitting an Automatic Repeat reQuest (ARQ) block in a wireless communication system are provided. The method for transmitting the ARQ block includes when transmitting the ARQ block to a receiving stage in a Not Sent state, transitioning to an Outstanding state to wait to receive one of an ACK and a NACK for the ARQ block, when receiving the NACK for the ARQ block from the receiving stage in the Outstanding state, transitioning to a Waiting for Retransmission state, when determining to retransmit the ARQ block for the NACK by splitting the ARQ block into at least two ARQ sub-blocks in the Waiting for Retransmission state, transitioning to a Rearrangement state, retransmitting the ARQ block for the NACK by splitting the ARQ block into at least two ARQ sub-blocks in the Rearrangement state, and when receiving an ACK for every ARQ sub-block having the same ARQ Sequence Number (SN) in the Rearrangement state, transitioning to a Done state and finishing transmission of the ARQ block having the ARQ SN.
    • 提供了一种用于在无线通信系统中发送自动重复请求(ARQ)块的装置和方法。 用于发送ARQ块的方法包括当在未发送状态下向接收侧发送ARQ块时,转移到未完成状态以等待接收ARQ块的ACK和NACK中的一个,当接收到针对ARQ块的NACK时 ARQ块从处于未完成状态的接收阶段转移到等待重传状态,当通过在等待重传状态中将ARQ块分解为至少两个ARQ子块来确定重传用于NACK的ARQ块时,转换 通过将ARQ块分解为重排状态中的至少两个ARQ子块,并且当对具有相同ARQ序列号(SN)的每个ARQ子块接收到ACK时,重新发送用于NACK的ARQ块, 在重排状态下,转换到完成状态并完成具有ARQ SN的ARQ块的传输。
    • 9. 发明授权
    • Apparatus and method for handling data error in data transmission system including relay station
    • 包括中继站的数据传输系统中处理数据错误的装置和方法
    • US08381056B2
    • 2013-02-19
    • US12024290
    • 2008-02-01
    • Rakesh TaoriYoung Bin ChangMi-Sun Do
    • Rakesh TaoriYoung Bin ChangMi-Sun Do
    • H04L25/02
    • H04L1/1812H04B7/155H04L1/0082H04L2001/0097
    • A method and apparatus for handling data error in a data transmission system including a relay station which receives a data from a transmission apparatus and transmits the data to a receiving apparatus is provided. A relay station which transmits, to a receiving apparatus, a data received from a transmission apparatus, the relay station including: a data receiver to receive the data from the transmission apparatus; an error detector to detect whether an error of the received data is generated; and a data transmitter to transmit the received data and an error generation indicator for the received data to the receiving apparatus when the error is generated. According to the present invention, it is possible to combine transmitted data with retransmitted data and decode error-free data by transmitting data including a generated error to a receiving apparatus when error is again generated in the retransmitted data.
    • 提供了一种用于处理数据传输系统中的数据错误的方法和装置,包括从发送装置接收数据并将数据发送到接收装置的中继站。 一种向接收装置发送从发送装置接收的数据的中继站,所述中继站包括:数据接收机,用于从所述发送装置接收数据; 用于检测是否产生所接收数据的错误的错误检测器; 以及数据发送器,用于当产生错误时将接收到的数据和用于所接收的数据的错误生成指示符发送到接收装置。 根据本发明,当重传的数据中再次产生错误时,可以将发送的数据与重传的数据组合,并且通过将包括产生的错误的数据发送到接收装置来解码无错误数据。