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    • 1. 发明授权
    • Method and apparatus for transmitting/receiving ACK/NACK in a frequency division multiple access system
    • 用于在频分多址系统中发送/接收ACK / NACK的方法和装置
    • US08042018B2
    • 2011-10-18
    • US11841404
    • 2007-08-20
    • Youn-Hyoung HeoJu-Ho LeeSung-Ho ChoiSeung-Hoon Park
    • Youn-Hyoung HeoJu-Ho LeeSung-Ho ChoiSeung-Hoon Park
    • G08C25/02H04L1/18H03M13/00
    • H04L1/1607H04L1/1858H04L5/0005H04L5/0053H04L5/0091
    • A method and apparatus for transmitting/receiving an ACKnowledgement/Negative ACKnowledgement (ACK/NACK) signal to support packet data retransmission in an Frequency Division Multiple Access (FDMA) wireless communication system are provided, in which a User Element (UE) generates an ACK/NACK signal for received packet data, determines whether the UE is set to support ACK/NACK repetition, transmits the ACK/NACK signal on a basic response channel mapped to one of a DCH on which the packet data was received and a Shared Control Channel (SCCH) carrying scheduling information about the packet data, if the UE is not set to support ACK/NACK repetition, and selects one of supplementary response channels for each ACK/NACK repetition, the supplementary response channels being allocated for ACK/NACK repetition and repeatedly transmits the ACK/NACK signal on the selected supplementary response channel according to a predetermined repetition factor, if the UE is set to support ACK/NACK repetition.
    • 提供了一种用于在频分多址(FDMA)无线通信系统中发送/接收确认/否定确认(ACK / NACK)信号以支持分组数据重传的方法和装置,其中用户单元(UE)生成ACK / NACK信号,确定UE是否被设置为支持ACK / NACK重复,在映射到接收到分组数据的DCH之一的基本响应信道上发送ACK / NACK信号,以及共享控制信道 (SCCH)携带关于分组数据的调度信息,如果UE未被设置为支持ACK / NACK重复,并且为每个ACK / NACK重复选择一个补充响应信道,则为ACK / NACK重复分配补充响应信道, 如果UE被设置为支持ACK / NACK重复,则根据预定的重复因素重复地在所选择的辅助响应信道上发送ACK / NACK信号。
    • 7. 发明授权
    • Method and apparatus for providing uplink packet data service in asynchronous WCDMA system
    • 在异步WCDMA系统中提供上行分组数据业务的方法和装置
    • US07573854B2
    • 2009-08-11
    • US10923391
    • 2004-08-20
    • Youn-Hyoung HeoJu-Ho LeeSung-Ho ChoiYoung-Bum KimYong-Jun Kwak
    • Youn-Hyoung HeoJu-Ho LeeSung-Ho ChoiYoung-Bum KimYong-Jun Kwak
    • H04B7/216
    • H04L1/0068H04J13/18H04L1/0006H04L1/0025H04L1/0029H04L1/0041H04L1/0072H04L1/1812H04W28/06H04W28/18
    • Disclosed is a method and apparatus for providing uplink packet data services through an E-DCH in an asynchronous WCDMA system. A transport block size (TBS) for transmitting uplink transport channel data is determined. A combination of a spreading factor and a modulation scheme for uplink channel data transmission, corresponding to the determined TBS, is selected according to transmittable physical channel data bit sizes and puncturing limit values. The TBS is transmitted by incorporating it into control information of the uplink transport channel data. The modulation scheme and spreading factor combination is determined based on a physical channel data bit size that maximizes transmission efficiency and minimizes the number of punctured bits, without requiring an additional physical channel in transmitting the uplink data having the TBS. This method maximizes uplink transmission efficiency to save transmission resources and reduces signaling overhead required to transmit E-DCH control information.
    • 公开了一种通过异步WCDMA系统中的E-DCH提供上行分组数据业务的方法和装置。 确定用于发送上行传输信道数据的传输块大小(TBS)。 根据可发送的物理信道数据比特大小和删截限制值,选择对应于所确定的TBS的用于上行链路信道数据传输的扩频因子和调制方案的组合。 TBS通过将其并入上行链路传输信道数据的控制信息来发送。 基于最大化传输效率并最小化穿孔比特数的物理信道数据比特大小来确定调制方案和扩频因子组合,而不需要额外的物理信道来传输具有TBS的上行链路数据。 该方法可最大限度地提高上行传输效率,节约传输资源,降低发送E-DCH控制信息所需的信令开销。