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    • 31. 发明申请
    • METHODS FOR ENHANCED HARQ MECHANISM
    • 增强HARQ机制的方法
    • WO2015113501A1
    • 2015-08-06
    • PCT/CN2015/071757
    • 2015-01-28
    • MEDIATEK SINGAPORE PTE. LTD.CHEN, Hua-MinSUN, FeifeiZHUANG, Xiangyang
    • CHEN, Hua-MinSUN, FeifeiZHUANG, Xiangyang
    • H04L1/18
    • H04L1/1864H04L1/1607H04L1/189H04L5/0055H04W72/0413H04W72/042H04W72/14
    • Apparatus and methods are provided to enhance HARQ mechanism. The UE repeatedly transmits a data block with a first repetition number and retransmits the data block with a second repetition number. In one embodiment, the first and the second repetition number value are explicitly included in an uplink grant message. In another embodiment, the UE obtains a repetition number value by looking up a repetition number table indexed by the repetition number indicator, which is included in an uplink grant message for the first repetition number and included in a HARQ message for the second repetition number. In yet another embodiment, the UE determines a coverage enhancement degree value, a data block size value and an available transport resource block size. The UE obtains a repetition number by table-look-up based on the coverage-enhancement degree value, the data block size, and the transport resource block size.
    • 提供装置和方法以增强HARQ机制。 UE重复发送具有第一重复号码的数据块,并以第二重复号码重发数据块。 在一个实施例中,第一和第二重复数值明确地包括在上行链路授权消息中。 在另一个实施例中,UE通过查找由重复号码指示符索引的重复号码表来获得重复号码值,所述重复号码表包括在用于第一重复号码的上行链路许可消息中并被包括在用于第二重复号码的HARQ消息中。 在另一个实施例中,UE确定覆盖增强度值,数据块大小值和可用传输资源块大小。 UE通过基于覆盖增强度值,数据块大小和传输资源块大小的表查找来获得重复数。
    • 35. 发明申请
    • METHOD OF CODEBOOK DESIGN AND PRECODER FEEDBACK IN WIRELESS COMMUNICATION SYSTEMS
    • 无线通信系统中的代码设计方法和预编译器反馈
    • WO2012024059A1
    • 2012-02-23
    • PCT/US2011/045209
    • 2011-07-25
    • MOTOROLA MOBILITY, INC.SAYANA, Krishna KamalZHUANG, Xiangyang
    • SAYANA, Krishna KamalZHUANG, Xiangyang
    • H04B7/06
    • H04B7/0639H04B7/0663
    • A method for two component feedback in wireless communication systems wherein a wireless communication device sends a first representation of a first matrix chosen from a first codebook, the first matrix is a N-by-N diagonal matrix with the k-th diagonal elements being σ 1*exp(jπ(k-1)m/N), for k from 1 to N/2 and being σ 2*exp(jπ(k-N/2-1)m/N) for k from N/2+1 to N, N is a number of antennas, m is an integer between 0 and N-1, and σ 1, σ 2 are complex valued scalars. The device also sends a second representation of a second N-by-R matrix chosen from a second codebook, with R being a number of spatial layers wherein the first and second representations together convey a precoder matrix as the matrix product of the first and second matrices.
    • 一种用于无线通信系统中的双分量反馈的方法,其中无线通信设备发送从第一码本选择的第一矩阵的第一表示,所述第一矩阵是N×N对角矩阵,其中第k个对角元素为s 1 * exp(jp(k-1)m / N),对于k从1到N / 2,并且是从N / 2 + 1的k的s 2 * exp(jp(kN / 2-1)m / N) 到N,N是多个天线,m是0和N-1之间的整数,s 1,s 2是复值标量。 所述设备还发送从第二码本中选择的第二N乘R矩阵的第二表示,其中R是多个空间层,其中第一和第二表示一起传送预编码矩阵作为第一和第二码元的矩阵乘积 矩阵。
    • 36. 发明申请
    • METHODS FOR ENB, UE UPLINK TRANSMISSION AND RECEPTION
    • ENB,UE上行传输和接收方法
    • WO2016004901A1
    • 2016-01-14
    • PCT/CN2015/083814
    • 2015-07-10
    • MEDIATEK SINGAPORE PTE. LTD.SUN, FeifeiZHUANG, Xiangyang
    • SUN, FeifeiZHUANG, Xiangyang
    • H04W88/00
    • H04W72/0413H04L5/0007H04L5/0012H04L5/0028H04L5/0044H04L5/0048H04L5/0053H04L27/2607H04L27/2636H04W72/02H04W72/042
    • Methods for transmitting a waveform in the wireless communication networks are provided. A method for UE to transmit to an eNB an uplink channel carrying data or control information bits, comprising : receiving a downlink channel occupying a set of downlink resource elements, where each downlink resource element has a downlink subcarrier spacing in the frequency domain and a downlink symbol duration in the time domain; generating a SC-FDMA based uplink channel from the information bits, where the uplink channel occupies a set of uplink resource elements and each uplink resource element has a uplink subcarrier spacing in the frequency domain differing from the downlink subcarrier spacing, and a uplink symbol duration in the time domain differing from the downlink symbol duration; and transmitting the SC-FDMA based uplink channel. In one embodiment, the information bits are uplink data information bits. In another embodiment, the information bits are uplink control information bits.
    • 提供了在无线通信网络中发送波形的方法。 一种用于向eNB发送携带数据或控制信息比特的上行链路信道的方法,包括:接收占用一组下行链路资源元素的下行链路信道,其中每个下行链路资源元素在所述频域中具有下行链路子载波间隔,并且下行链路 时域中的符号持续时间; 从信息比特生成基于SC-FDMA的上行链路信道,其中上行链路信道占用一组上行链路资源元素,并且每个上行链路资源元素具有与下行链路子载波间隔不同的频域中的上行链路子载波间隔,以及上行链路符号持续时间 在时域中与下行链路符号持续时间不同; 以及发送基于SC-FDMA的上行链路信道。 在一个实施例中,信息比特是上行链路数据信息比特。 在另一个实施例中,信息比特是上行链路控制信息比特。
    • 38. 发明申请
    • METHOD FOR CHANNEL QUALITY REPORT
    • 通道质量报告方法
    • WO2015062557A1
    • 2015-05-07
    • PCT/CN2014/090268
    • 2014-11-04
    • MEDIATEK SINGAPORE PTE. LTD.SUN, FeifeiZHUANG, XiangyangCHEN, Huamin
    • SUN, FeifeiZHUANG, XiangyangCHEN, Huamin
    • H04W24/10H04L1/00
    • H04L1/0026H04L1/0009H04L1/08H04L1/20H04L5/0048
    • Apparatus and methods are provided to report channel status with transmission repetition. In one novel aspect, the mobile station computes a transmission efficiency for a transport block, which is repeatedly transmitted such that the transport block is received with a predefined receiving quality; determines a channel quality indicator based on the transmission efficiency and transmits it to a base station. In one embodiment, the transport block is repeatedly transmitted over multiple subframes. In another novel aspect, the mobile station computes a plurality of transmission efficiencies corresponding to a plurality of transport blocks, wherein at least one transport black is repeatedly transmitted such that each transport block is received with a pre-defined receiving quality. The mobile station determines one or more channel quality indicators based on the transmission efficiencies and transmits either the channel quality indicator with the highest efficiency or each channel quality indicator to a base station.
    • 提供装置和方法以通过传输重复来报告信道状态。 在一个新颖的方面,移动台计算传输块的传输效率,传输块被重复传输,使得传输块以预定的接收质量被接收; 基于传输效率确定信道质量指示符并将其发送到基站。 在一个实施例中,传输块在多个子帧上重复发送。 在另一个新颖的方面,移动台计算对应于多个传输块的多个传输效率,其中重复传输至少一个传输黑色,使得每个传输块以预定义的接收质量被接收。 移动台基于传输效率来确定一个或多个信道质量指示符,并将具有最高效率的信道质量指示符或每个信道质量指示符发射到基站。