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    • 6. 发明申请
    • METHOD AND DEVICE FOR PARALLEL POLAR CODE ENCODING/DECODING
    • 用于并行极化编码编码/解码的方法和装置
    • WO2018059558A1
    • 2018-04-05
    • PCT/CN2017/104550
    • 2017-09-29
    • HUAWEI TECHNOLOGIES CO., LTD.
    • ZHANG, HuaziZHANG, GongzhengLI, RongWANG, JunTONG, WenGE, Yiqun
    • H04L1/00
    • Embodiments of this disclosure enhance the error detection performance of parallel polar encoding by cross-concatenating parity bits between segments of information bits transmitted over different sets of sub-channels. In one embodiment, a first segment of information bits is transmitted over a first set of sub-channels, and at least a second segment of information bits, and a masked parity bit, are transmitted over a second set of sub-channels. A value of the masked parity bit is equal to a bitwise combination of a first parity bit computed from the first segment of information bits and a second parity bit computed from the second segment of information bits. The bitwise combination may be a bitwise AND, a bitwise OR, or a bitwise XOR of the respective parity bits.
    • 本公开的实施例通过在通过不同子集信道集传输的信息比特段之间交叉连接奇偶校验比特来增强并行极坐标编码的差错检测性能。 在一个实施例中,通过第一组子信道传输第一信息比特段,并且通过第二组子信道传输至少第二信息比特段和掩蔽奇偶校验比特。 掩蔽奇偶校验位的值等于从第一信息位段计算出的第一奇偶校验位和从第二信息位段计算出的第二奇偶校验位的按位组合。 按位组合可以是相应奇偶校验位的按位与,按位或或按位XOR。
    • 7. 发明申请
    • SYSTEM AND METHOD FOR BANDWIDTH UTILIZATION
    • 用于带宽利用的系统和方法
    • WO2017193971A1
    • 2017-11-16
    • PCT/CN2017/083997
    • 2017-05-11
    • HUAWEI TECHNOLOGIES CO., LTD.
    • ZHANG, LiqingMA, JiangleiAU, Kelvin Kar KinTONG, Wen
    • H04W72/04
    • Methods of bandwidth utilization are provided. Within a scheduling bandwidth, which may be an entire carrier bandwidth or a sub-band, scheduling is used to reserve a guard zone at the edge of the scheduled bandwidth. This can be based on the frequency localization capabilities of a transmitter that is to be scheduled. The guard zone may be defined to a resolution that is the same as the scheduling resolution in which case the guard zone is defined entirely through scheduling. Alternatively, the guard zone may be defined to a resolution smaller than the scheduling resolution in which case scheduling and further signaling may be employed to define the guard zone.
    • 提供了带宽利用的方法。 在调度带宽内(其可以是整个载波带宽或子带),调度用于在预定带宽的边缘处预留防护区。 这可以基于要调度的发射机的频率定位能力。 防护区可以被定义为与调度分辨率相同的分辨率,在这种情况下,防护区完全通过调度来定义。 或者,可以将保护区定义为小于调度分辨率的分辨率,在这种情况下,可以采用调度和其他信令来定义保护区。

    • 10. 发明申请
    • SYSTEM AND METHOD FOR WI-FI DOWNLINK-UPLINK PROTOCOL DESIGN FOR UPLINK INTERFERENCE ALIGNMENT
    • 用于上行链路干扰对齐的下行链路上行链路协议设计的系统和方法
    • WO2014180274A1
    • 2014-11-13
    • PCT/CN2014/076572
    • 2014-04-30
    • HUAWEI TECHNOLOGIES CO., LTD.
    • TONG, WenSUH, JunghoonABOUL-MAGD, OsamaAU, Kwok Shum
    • H04W72/02
    • H04W48/00H04B7/0617H04B7/0619H04L1/18H04L25/03955H04W72/00
    • Embodiments are provided to enable concurrent uplink transmissions from multiple Wi-Fi stations(STAs)to one or more access points(APs)using Interference Alignment(IA).In an embodiment,the STAs broadcast,to one or more APs, beamforming reports including channel estimation information for downlink. The one or more AP then performs channel estimation using the beamforming reports,and selects at least some of the STAs. The AP also computes beamforming information for IA of uplink transmissions between the selected STAs and sends,to the selected STAs,the beamforming information. The beamforming information is piggy-backed over downlink data packets to the selected STAs. Each selected STA then sends an uplink data frame concurrently with one or more other uplink data frames from one or more other selected STAs to the AP. The uplink data frames are configured for concurrent uplink transmissions according to the beamforming information for IA.
    • 提供实施例以使得能够使用干扰对准(IA)从多个Wi-Fi站(STA)到一个或多个接入点(AP)的并行上行链路传输。在一个实施例中,STA向一个或多个AP广播波束成形报告,包括 用于下行链路的信道估计信息。 一个或多个AP然后使用波束成形报告来执行信道估计,并且选择STA中的至少一些。 AP还计算用于所选择的STA之间的上行链路传输的IA的波束成形信息,并向所选择的STA发送波束形成信息。 波束形成信息通过下行链路数据分组捎带到所选择的STA。 每个所选择的STA然后将一个或多个其它上行链路数据帧与一个或多个其他所选择的STA同时发送到AP。 根据IA的波束成形信息,将上行链路数据帧配置用于并行上行链路传输。