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    • 1. 发明申请
    • INFORMATION PROVISION AND PROCESSING FOR RECEIVER DRIVEN PRECODING
    • 信息提供和接收机驱动预处理
    • WO2017101973A1
    • 2017-06-22
    • PCT/EP2015/079646
    • 2015-12-14
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaMASO, MarcoDESTOUNIS, Apostolos
    • ROSE, LucaMASO, MarcoDESTOUNIS, Apostolos
    • H04B7/02H04J11/00H04B7/04
    • H04B7/0452
    • The invention proposes a receiver comprising R 0 receiving antenna(s) for receiving data over a downlink from T 0 ≥2 transmitting antennas of a transmitter, a connection unit for a connection with a first list of potentially cooperating receivers that respectively comprise R PCDL(i) receiving antenna(s) for receiving data from T PCDL(i) ≥2 transmitting antennas of a transmitter, i being an index of the first list, and a computing unit for selecting a second list of cooperating receivers by recursively selecting the potentially cooperating receiver at index i=c, adding it to the second list if formula (I) and incrementing c, j being an index of the second list, R CDL(j) the number of receiving antenna(s) of the cooperating receiver at index j and T CDL(j) the number of transmitting antennas of its transmitter. The computing unit computes a precoder for the downlink based on the second list.
    • 本发明提出了一种接收机,其包括用于从下行链路接收数据的R 0 0个接收天线,其中所述接收天线从下行链路的T 0 = 2个发送天线接收数据, 发射机,连接单元,用于与可能协作的接收机的第一列表连接,所述第一列表可能协作的接收机分别包括用于从T PCDL(i)接收数据的R PCDL(i)接收天线, i是第一列表的索引,以及计算单元,用于通过在索引i = c递归地选择潜在协作接收机来选择协作接收机的第二列表,将其添加到第二列表 如果公式(I)并且递增c,j是第二列表的索引,则R j(j)是协作接收机在索引j处的接收天线的数量,并且T CDL(j)其发射机的发射天线数量。 计算单元根据第二个列表计算下行链路的预编码器。
    • 2. 发明申请
    • APPARATUS AND METHOD FOR RECEIVER DRIVEN PRECODING
    • 用于接收机驱动预处理的装置和方法
    • WO2017028922A1
    • 2017-02-23
    • PCT/EP2015/069113
    • 2015-08-20
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaDESTOUNIS, ApostolosMASO, Marco
    • ROSE, LucaDESTOUNIS, ApostolosMASO, Marco
    • H04B7/02H04W72/04
    • H04B7/024H04L5/00H04L25/03H04W72/0406
    • The invention proposes a receiver (311) for being served by a multi antenna transmitter (301) over a downlink (321). The receiver comprises at least one antenna (311a) adapted to receive data from the transmitter over the downlink, an estimation unit adapted to estimate channel state information with respect to the downlink (321), a connection unit adapted to establish a connection with at least one cooperating receiver (312) over a respective communication link (331, 332), and to receive from each cooperating receiver (312) channel state information of a channel (322) between the transmitter (301) and said cooperating receiver (312), a computing unit adapted to compute, from the estimated channel state information and from the received channel state information, a precoder for the downlink (321) between the transmitter (301) and the receiver (311), and a feedback unit adapted to transmit to the transmitter (301) information derived from the computed precoder.
    • 本发明提出了一种由下行链路(321)上的多天线发射机(301)服务的接收机(311)。 所述接收机包括适于在下行链路上从所述发射机接收数据的至少一个天线(311a),适于估计关于所述下行链路(321)的信道状态信息的估计单元,适于至少建立连接的连接单元 在相应的通信链路(331,332)上的一个协作接收机(312),并且从每个协作接收机(312)接收发射机(301)和所述协作接收机(312)之间的信道(322)的信道状态信息, 计算单元,适于从所估计的信道状态信息和所接收的信道状态信息中计算用于所述发射机(301)和所述接收机(311)之间的下行链路(321)的预编码器,以及适于发送到 所述发射机(301)从所计算的预编码器导出信息。
    • 3. 发明申请
    • A COMMUNICATION RECEIVER DEVICE AND COMMUNICATION METHOD
    • 通信接收机设备和通信方法
    • WO2016150499A1
    • 2016-09-29
    • PCT/EP2015/056406
    • 2015-03-25
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaFEKI, AfefDESTOUNIS, Apostolos
    • ROSE, LucaFEKI, AfefDESTOUNIS, Apostolos
    • H04B1/14H04B1/00
    • H04B1/14H04B1/0057
    • The invention relates to a communication receiver device (100) for receiving at least one input signal having an input signal frequency spectrum. The communication receiver device (100) comprises a decomposer (101) configured to decompose the input signal into a plurality of sub-signals, wherein the plurality of sub-signals are allocated to a plurality of frequency bands covering the input signal frequency spectrum, a detector (103) configured to detect whether a frequency band of the plurality of frequency bands is active by determining whether an activity indicator associated with the sub-signal of the frequency band is larger than an activity threshold value, and a combiner (105) configured to combine the sub-signal of a first active frequency band with the sub-signal of a second active frequency band to obtain an output signal, wherein the first active frequency band and the second active frequency band are neighboring frequency bands.
    • 本发明涉及一种用于接收具有输入信号频谱的至少一个输入信号的通信接收机设备(100)。 通信接收装置(100)包括分解器(101),被配置为将输入信号分解为多个子信号,其中多个子信号被分配给覆盖输入信号频谱的多个频带, 检测器(103),其被配置为通过确定与所述频带的子信号相关联的活动指示是否大于活动阈值来检测所述多个频带中的频带是否是活动的,并且组合器(105)被配置 将第一有效频带的子信号与第二有效频带的子信号组合以获得输出信号,其中第一有效频带和第二有效频带是相邻频带。
    • 4. 发明申请
    • METHOD AND DEVICE FOR PRECODING A SEQUENCE OF TRANSMIT SAMPLES IN A MULTI-ANTENNA SYSTEM
    • 用于预测多天线系统中发射样本序列的方法和装置
    • WO2016165767A1
    • 2016-10-20
    • PCT/EP2015/058247
    • 2015-04-16
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaFEKI, Afef
    • ROSE, LucaFEKI, Afef
    • H04L25/03H04B7/04
    • H04B7/0439H04L25/03891
    • A method (200) for precoding a sequence of transmit samples (s(t)) for transmission in a multi-antenna system includes the following steps: driving (201) the sequence of transmit samples (s(t)) through a cascade of memory blocks (H n H H n ) in accordance with a sampling time (t) of the sequence of transmit samples (s(t)) which memory blocks (H n H H n ) are based on the n-th channel estimate (H n ) to provide a series of power coefficient ( x ̃ ( t ) ) at exits of respective memory blocks of the cascade of memory blocks (H n H H n ); filtering (202) the series of power coefficients ( x ̃ ( t ) ) based on a filter function (∑ w i ) to provide a precoded transmit sample (y(t)); and upon estimation of a new channel matrix (H n+1 ), sliding (203) the memory blocks (H n+1 H H n+1 ) in the cascade of memory blocks together with the transmit samples (s(t)) of the sequence of transmit samples (s(t)) in driving direction while keeping the memory blocks (H n H H n ) to multiply the previously introduced transmit samples (s(t)).
    • 一种用于对多天线系统中的发射样本(s(t))序列进行预编码的方法(200)包括以下步骤:通过级联的(0,1)级联驱动(201)发射样本序列(s(t)) 根据第n个信道估计(Hn),根据第n个信道估计(Hn),发送采样序列(s(t))的采样时间(t),存储块(Hn HHn) (Hn HHn)的级联存储块的出口处的功率系数(x(t)); 基于滤波函数(Σwi)对系列功率系数(x(t))进行滤波(202)以提供预编码的发送采样(y(t)); 并且在估计新的信道矩阵(Hn + 1)时,将存储块级联中的存储块(H n + 1 HH n + 1)与发送样本(s(t))一起滑动(203) 同时保持存储块(Hn HHn)乘以先前引入的发送样本(s(t)),从而在驱动方向上的发送样本序列(s(t))。
    • 7. 发明申请
    • METHOD FOR DETERMINING AN OPTIMAL PRECODING PARAMETER AND PRECODING DEVICE OF ADJUSTABLE COMPLEXITY
    • 用于确定最佳预编制参数的方法和可调整复杂度的预编码装置
    • WO2016173667A1
    • 2016-11-03
    • PCT/EP2015/059556
    • 2015-04-30
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaMUELLER, AxelHE, Gaoning
    • ROSE, LucaMUELLER, AxelHE, Gaoning
    • H04B7/02
    • H04B7/0413
    • A method (400, 500, 600) for determining a value, J opt , of a precoding parameter, J, for precoding a sequence of transmit samples, s(t), for transmission in a multi-antenna system, the method comprising: obtaining (401) values of an objective function, u(J), based on a transmission period, T T , for transmitting the precoded sequence of transmit samples, s(t), a coherence time, T C , of a channel and a precoding performance function, f(J), and characteristics of a precoding performance function, f(J), the transmission period T T depending on a training period, T TR , for channel estimation, a precoding period, T P , for precoding the sequence of transmit samples, s(t), and the coherence time, T C , of the channel; and applying (402) an optimality criterion to the values of the objective function, u(J), with respect to the precoding parameter, J, in order to obtain the value J opt .
    • 一种用于确定用于在多天线系统中传输的用于预编码发射样本序列s(t)的预编码参数J的值Jopt的方法(400,500,600),所述方法包括:获得 (401)根据用于发送预测编码的发送样本序列的传输周期(t),s(t),信道的相干时间,TC和预编码性能函数的目标函数u(J) ,f(J)和预编码性能函数f(J)的特性,根据用于信道估计的训练周期TTR的传输周期TT,用于对发送样本序列进行预编码的预编码周期TP (t),以及信道的相干时间TC; 并且针对预编码参数J向目标函数u(J)的值应用(402)最优性准则,以获得值Jopt。
    • 8. 发明申请
    • COMMUNICATION DEVICE AND METHOD FOR EFFICIENTLY RECEIVING MIMO SIGNALS
    • 用于有效接收MIMO信号的通信设备和方法
    • WO2017063684A1
    • 2017-04-20
    • PCT/EP2015/073749
    • 2015-10-14
    • HUAWEI TECHNOLOGIES CO., LTD.ROSE, LucaMUELLER, Axel
    • ROSE, LucaMUELLER, Axel
    • H04L25/03H04B7/04H04L1/00
    • H04L25/03891H04B7/0413H04L1/0048H04L2025/03426H04L2025/03726
    • A communication device (10) adapted for receiving a MIMO signal is provided. The device comprises a first detector (11) adapted to perform a first symbol detection on the MIMO signal using a first detection method, a detection error determination unit (12) adapted to determine a first detection error of the first symbol detection, a detection error judging unit (13) adapted to determine if the first detection error is above or below a detection threshold, and a second detector (14), adapted to perform a second symbol detection on the MIMO signal using a second detection method, if the detection error judging unit (13) has determined that the first detection error is above the detection threshold. The communication device (10) is adapted to use results of the symbol detection as final symbol detection results, if the detection error judging unit (13) has determined that the first detection error is below the detection threshold.
    • 提供了适用于接收MIMO信号的通信设备(10)。 该装置包括:第一检测器(11),适于使用第一检测方法对MIMO信号执行第一符号检测;检测误差确定单元(12),适于确定第一符号检测的第一检测误差,检测误差 判断单元(13),适用于确定第一检测误差是高于还是低于检测阈值;以及第二检测器(14),适于使用第二检测方法对MIMO信号执行第二符号检测,如果检测错误 判断单元(13)确定第一检测误差高于检测阈值。 如果检测误差判断单元(13)已经确定第一检测误差低于检测阈值,则通信设备(10)适于使用符号检测的结果作为最终符号检测结果。
    • 10. 发明申请
    • A NETWORK ENTITY AND A METHOD FOR SELECTING A COMMUNICATION RELAY
    • 网络实体和选择通信中继的方法
    • WO2017088895A1
    • 2017-06-01
    • PCT/EP2015/077306
    • 2015-11-23
    • HUAWEI TECHNOLOGIES CO., LTD.FEKI, AfefDUARTE GELVEZ, MelissaVALENTIN, StefanROSE, Luca
    • FEKI, AfefDUARTE GELVEZ, MelissaVALENTIN, StefanROSE, Luca
    • H04W24/02H04W16/18
    • H04W24/02H04B7/2606H04W16/18
    • The invention relates to a network entity (100) for selecting a communication relay (101a) from a plurality of communication relays (100a-c) within the service area (103) of a base station (105) covering a plurality of geographic positions, wherein each communication relay (101a-c) is able to retransmit the communication between the base station (105) and a user equipment (107), wherein the network entity (100) comprises a divider (109) configured to divide the service area (103) into a plurality of different regions on the basis of an attenuation measure at each geographic position of the service area (103), a determiner (111) configured to determine for each pair of regions in the service area (103) a spatial isolation measure on the basis of the attenuation measures at the geographic positions within the regions, and a selector (113) configured to select a communication relay (101a) from the plurality of communication relays (101a-c) on the basis of the spatial isolation measures associated with the geographic position of each communication relay of the plurality of communication relays (101a-c).
    • 本发明涉及一种用于从基站(105)的服务区(103)内的多个通信中继(100a-c)中选择通信中继(101a)的网络实体(100) )覆盖多个地理位置,其中每个通信中继器(101a-c)能够重传基站(105)和用户设备(107)之间的通信,其中网络实体(100)包括分频器 ),被配置为基于服务区域(103)的每个地理位置处的衰减测量将服务区域(103)划分为多个不同区域;确定器(111),被配置为确定服务区域(103)中的每对区域 服务区域(103)基于区域内的地理位置处的衰减测量来确定空间隔离度量,以及选择器(113),其被配置为从多个通信中继(101a-c)中选择通信中继(101a) 在空间孤立的基础上 与与多个通信中继(101a-c)的每个通信中继的地理位置相关联的措施。