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    • 4. 发明授权
    • Method for implementing relay station downlink cooperative retransmission and a relay station
    • 实现中继站下行合作重传的方法和中继站
    • US09001726B2
    • 2015-04-07
    • US13258321
    • 2010-03-24
    • Feng LiangFeng BiJin YangMing YuanShuanshuan Wu
    • Feng LiangFeng BiJin YangMing YuanShuanshuan Wu
    • H04B7/14H04L1/18H04L1/00
    • H04L1/1893H04L1/0013H04L1/0077H04L1/1887H04L2001/0097
    • A method for implementing relay station downlink retransmission and a relay station are disclosed by the present invention. According to the situation of the least available radio resource number for retransmission data on a retransmission sub-frame, the relay station of the present invention performs corresponding physical layer processing in advance for the data to be retransmitted until the OFDM signal is generated, and retransmits the OFDM signal on the retransmission sub-frame. By the method of the present invention, the problem is resolved efficiently that the relay station cooperative communication cannot be performed normally due to the change of the radio resource number during downlink data retransmission, so that the normal implementation of the relay station downlink cooperative communication is ensured; furthermore, the method of the present invention does not induce any extra overhead and time delay, needs no signaling control, can be easily implemented, reduces the system complexity, ensures the flexibility of sub-frame configuration, thereby improving service quality and resource utilization rate.
    • 本发明公开了一种实现中继站下行链路重传的方法和中继站。 根据对于重发子帧的重发送数据的最小可用无线资源号码的情况,本发明的中继站预先对要重发的数据进行相应的物理层处理,直到产生OFDM信号,并重发 重传子帧上的OFDM信号。 通过本发明的方法,由于下行链路数据重传期间的无线电资源数量的变化,中继站协作通信不能正常执行,故中继站下行协作通信的正常实现是 确保 此外,本发明的方法不会引起任何额外的开销和时间延迟,不需要信令控制,可以容易地实现,降低系统复杂度,保证子帧配置的灵活性,从而提高服务质量和资源利用率 。
    • 7. 发明申请
    • METHOD, SYSTEM AND RELAY NODE FOR PROCESSING UPLINK CONTROL INFORMATION ON BACKHAUL LINK
    • 方法,系统和继电器节点用于处理反向链路上的上行控制信息
    • US20130044721A1
    • 2013-02-21
    • US13695210
    • 2011-04-21
    • Jin YangFeng BiYifei YuanMing YuanShuanshuan WuFeng Liang
    • Jin YangFeng BiYifei YuanMing YuanShuanshuan WuFeng Liang
    • H04W72/04
    • H04L5/0053
    • The disclosure discloses a method, system and RN for processing UCI on a backhaul link. The method comprises that: the RN determines Q′ which is the number of the coded modulation symbols of the backhaul UCI according to the number of SC-FDMA symbols occupied by a GP, wherein the GP comprises RN state switch time deltaT and/or the time interval deltat which is reserved for avoiding the interference caused by RN uplink transmission, and deltaT is the switch time required by the RN to switch from an uplink reception state to an uplink transmission state and/or from the uplink transmission state to the uplink reception state; and the RN codes the backhaul UCI into a Q=Q′×Qm bits sequence, wherein Qm is the number of bits comprised in each coded modulation symbol in the modulation order of the backhaul uplink subframe. The disclosure improves the performance of the system.
    • 本公开公开了一种用于在回程链路上处理UCI的方法,系统和RN。 该方法包括:RN根据GP占用的SC-FDMA符号的数量确定Q'是回程UCI的编码调制符号的数量,其中GP包括RN状态切换时间deltaT和/或 为避免由RN上行传输引起的干扰而保留的时间间隔增量,deltaT是RN从上行接收状态切换到上行链路传输状态和/或从上行链路传输状态切换到上行链路接收所需的切换时间 州; 并且RN将回程UCI编码为Q = Q'×Qm比特序列,其中Qm是在回程上行链路子帧的调制阶数中的每个编码调制符号中包含的比特数。 本公开改善了系统的性能。
    • 9. 发明申请
    • METHOD FOR IMPLEMENTING RELAY STATION DOWNLINK COOPERATIVE RETRANSMISSION AND A RELAY STATION
    • 执行继电器下行协调恢复和继电器的方法
    • US20120057521A1
    • 2012-03-08
    • US13258321
    • 2010-03-24
    • Feng LiangFeng BiJin YangMing YuanShuanshuan Wu
    • Feng LiangFeng BiJin YangMing YuanShuanshuan Wu
    • H04B7/14
    • H04L1/1893H04L1/0013H04L1/0077H04L1/1887H04L2001/0097
    • A method for implementing relay station downlink retransmission and a relay station are disclosed by the present invention. According to the situation of the least available radio resource number for retransmission data on a retransmission sub-frame, the relay station of the present invention performs corresponding physical layer processing in advance for the data to be retransmitted until the OFDM signal is generated, and retransmits the OFDM signal on the retransmission sub-frame. By the method of the present invention, the problem is resolved efficiently that the relay station cooperative communication cannot be performed normally due to the change of the radio resource number during downlink data retransmission, so that the normal implementation of the relay station downlink cooperative communication is ensured; furthermore, the method of the present invention does not induce any extra overhead and time delay, needs no signaling control, can be easily implemented, reduces the system complexity, ensures the flexibility of sub-frame configuration, thereby improving service quality and resource utilization rate.
    • 本发明公开了一种实现中继站下行链路重传的方法和中继站。 根据对于重发子帧的重发送数据的最小可用无线资源号码的情况,本发明的中继站预先对要重发的数据进行相应的物理层处理,直到产生OFDM信号,并重发 重传子帧上的OFDM信号。 通过本发明的方法,由于下行链路数据重传期间的无线电资源数量的变化,中继站协作通信不能正常执行,故中继站下行协作通信的正常实现是 确保 此外,本发明的方法不会引起任何额外的开销和时间延迟,不需要信令控制,可以容易地实现,降低系统复杂度,保证子帧配置的灵活性,从而提高服务质量和资源利用率 。
    • 10. 发明申请
    • Earthquake and tsunami warning system and a transmission method for a primary notification message thereof
    • 地震和海啸预警系统及其主要通知信息的传输方法
    • US20110128904A1
    • 2011-06-02
    • US13056089
    • 2009-06-24
    • Wei GouBin WangFeng BiZijiang MaMing YuanXiaojiang Han
    • Wei GouBin WangFeng BiZijiang MaMing YuanXiaojiang Han
    • H04W4/22
    • H04W4/90H04W12/06H04W68/00H04W76/50
    • The present disclosure provides an earthquake and tsunami warning system and a transmission method for a primary notification message thereof. The transmission method includes: a base station pages all terminals via a paging message containing indication information of an earthquake and tsunami warning system (ETWS) message, and transmits security information of an ETWS primary notification message via the resource prearranged with the terminals, and basic information of the ETWS primary notification message is transmitted within the paging message or via the prearranged resource; the terminals receive the security information of the ETWS primary notification message via the prearranged resource after receiving the paging message containing indication information of the ETWS message, and obtains the basic information of the ETWS primary notification message from the paging message or receives the basic information of the ETWS primary notification message via the prearranged resource. The technical solution provided by the present disclosure can achieve the transmission of the ETWS primary notification message as well as meet the time delay requirement, and modify the base station and terminals slightly with little or no overhead increasing.
    • 本公开提供了一种用于其主要通知消息的地震和海啸警报系统和传输方法。 发送方法包括:基站通过包含地震和海啸警报系统(ETWS)消息的指示信息的寻呼消息对所有终端进行寻呼,并且经由预先安排的终端的资源发送ETWS主要通知消息的安全信息,基本 ETWS主要通知消息的信息在寻呼消息内或通过预先安排的资源发送; 终端在接收到包含ETWS消息的指示信息的寻呼消息之后经由预先安排的资源接收到ETWS主要通知消息的安全信息,并从寻呼消息获取ETWS主要通知消息的基本信息,或者接收到 ETWS主要通知消息通过预先安排的资源。 本公开提供的技术方案可以实现ETWS主要通知消息的传输以及满足延时要求,并且稍微或者不增加开销,稍微修改基站和终端。