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    • 2. 发明授权
    • Scheduling of up-link transmissions of a wireless communication system
    • 调度无线通信系统的上行链路传输
    • US09055603B2
    • 2015-06-09
    • US13503898
    • 2010-10-22
    • Anders RosenqvistBengt LindoffAndres Reial
    • Anders RosenqvistBengt LindoffAndres Reial
    • H04L12/28H04W4/06H04W40/00H04W72/12H04B7/02H04B7/04
    • H04W72/1268H04B7/024H04B7/0452
    • A method is disclosed of scheduling up-link transmissions for a number of terminals of a wireless communication system into a number of groups, wherein each group comprises terminals intended for simultaneous up-link transmission during a respective period of time. A subset metric may be calculated for each of a number of subsets of terminals based on transmissions received from the terminals of the subset. The subset metric is indicative of a simultaneous transmission suitability measure for the terminals of the subset. The subsets may be processed in subset metric order, starting with the subset having a subset metric indicating a least suitability of simultaneous transmission. During the processing, each terminal of the subset that is not already scheduled in a group may be scheduled in a group that does not already comprise another terminal of the subset. Information indicative of the period of time during which a scheduled terminal is intended to transmit may be transmitted to each of the scheduled terminals. Corresponding computer program product, scheduler and arrangement are also disclosed.
    • 公开了一种将无线通信系统的多个终端的上行链路传输调度为多个组的方法,其中每个组包括旨在在相应时间段期间同步上行链路传输的终端。 可以基于从子集的终端接收到的传输来为终端的多个子集中的每一个计算子集度量。 子集度量表示对于子集的终端的同时传输适应性度量。 可以以子集度量顺序处理子集,从具有指示同时传输的最小适用性的子集度量的子集开始。 在处理期间,尚未在组中调度的子集的每个终端可以在尚未包括该子集的另一个终端的组中进行调度。 可以向每个调度的终端发送指示预定的终端要发送的时间段的信息。 还公开了相应的计算机程序产品,调度器和布置。
    • 5. 发明申请
    • Method and Arrangement of Delay Spread Compensation
    • 延迟传播补偿的方法和布置
    • US20120027048A1
    • 2012-02-02
    • US13145789
    • 2010-01-20
    • Bengt LindoffFredrik NordströmBo LincolnAnders Rosenqvist
    • Bengt LindoffFredrik NordströmBo LincolnAnders Rosenqvist
    • H04B1/707
    • H04L25/03006H04L25/0216H04L2025/03426
    • A method of delay spread compensation, suitable for use in a communication device a having plurality of receiver antennas, is disclosed. The method comprises receiving a plurality of signals, each via a respective antenna, wherein each signal comprises a signal component corresponding to a transmitted signal, and wherein each received signal experiences a respective channel impulse response having a corresponding delay spread; determining estimates of each of the channel impulse responses; calculating post-coding characteristics based on the estimates of the channel impulse responses; and post-coding the plurality of received signals using the post-coding characteristics to produce at least a first delay spread compensated signal. Corresponding computer program product, processing arrangement and communication device are also disclosed.
    • 公开了适用于具有多个接收机天线的通信设备中的延迟扩展补偿方法。 该方法包括:经由相应的天线接收多个信号,其中每个信号包括对应于发射信号的信号分量,并且其中每个接收信号经历具有相应延迟扩展的相应信道脉冲响应; 确定每个信道脉冲响应的估计; 基于信道脉冲响应的估计来计算后编码特性; 以及使用所述后编码特性对所述多个接收信号进行后编码,以产生至少第一延迟扩展补偿信号。 还公开了相应的计算机程序产品,处理布置和通信设备。
    • 7. 发明申请
    • Methods, Devices and Systems for Processing a Signal in the Presence of Narrowband Interference
    • 用于处理窄带干扰信号的方法,装置和系统
    • US20110085629A1
    • 2011-04-14
    • US12866431
    • 2009-02-05
    • Bengt LindoffAnders Rosenqvist
    • Bengt LindoffAnders Rosenqvist
    • H04B1/10
    • H04B1/71H04B2201/709709
    • A method is disclosed for processing a received signal in the presence of an interference of a first type within the bandwidth of a desired signal of the received signal. The method comprises filtering the received signal using at least a first filter having at least a first filter characteristic to produce a filtered signal wherein the interference of the first type is suppressed. Furthermore, the method comprises determining a desired data stream from the filtered signal, basing the determination at least on the first filter characteristic. A method is also disclosed for processing a signal where the method comprises receiving an indication of whether interference of a first type is present in a frequency interval within the bandwidth of the signal, filtering the signal using at least a first filter having at least a first filter characteristic to produce a filtered signal wherein the filtered signal is suppressed in the frequency interval; and transmitting the filtered signal. Corresponding devices, systems and computer program products are also disclosed.
    • 公开了一种在存在接收信号的期望信号的带宽内的第一类型的干扰的情况下处理接收信号的方法。 该方法包括使用至少具有第一滤波器特性的至少第一滤波器对接收信号进行滤波,以产生滤波信号,其中第一类型的干扰被抑制。 此外,该方法包括根据滤波信号确定期望的数据流,基于至少基于第一滤波器特性的确定。 还公开了一种用于处理信号的方法,其中该方法包括接收在信号的带宽内的频率间隔中存在第一类型的干扰的指示,使用至少第一滤波器对信号进行滤波,该第一滤波器至少具有第一 滤波器特性以产生经滤波的信号,其中滤波信号在频率间隔中被抑制; 并发送滤波后的信号。 还公开了相应的设备,系统和计算机程序产品。
    • 9. 发明授权
    • Allocation of primary and secondary synchronization code sequences to cells in a wireless communication system
    • 将主和次同步码序列分配给无线通信系统中的小区
    • US08731573B2
    • 2014-05-20
    • US13319301
    • 2009-05-08
    • Bengt LindoffNiklas AndgartAri KangasAnders Rosenqvist
    • Bengt LindoffNiklas AndgartAri KangasAnders Rosenqvist
    • H04W72/00H04W4/00
    • H04L5/0037H04J11/0069H04J13/18
    • Allocation of cell IDs in a cellular communication system includes determining a candidate allocation pattern of primary and secondary synchronization signal sequences for a candidate set of two or more cells. A performance metric is applied to the candidate allocation pattern to ascertain a performance indicator for the candidate allocation pattern, wherein the performance indicator indicates a quality of positioning performance for the candidate set of two or more cells. Cell-specific positioning performance for each cell in the candidate set of cells can be considered to derive the performance indicator of the candidate allocation pattern. If the performance indicator indicates acceptable positioning performance, primary and secondary synchronization signal sequences are allocated to respective ones of base stations corresponding to the two or more cells in accordance with the candidate allocation pattern. Otherwise, the process is repeated for a different candidate allocation pattern.
    • 蜂窝通信系统中的小区ID的分配包括确定用于两个或更多个小区的候选组的主同步信号序列和辅同步信号序列的候选分配模式。 将性能度量应用于候选分配模式以确定候选分配模式的性能指标,其中性能指标指示两个或多个小区的候选集的定位性能的质量。 可以考虑候选小区集合中的每个小区的小区特定定位性能以导出候选分配模式的性能指标。 如果性能指示符指示可接受的定位性能,则根据候选分配模式将主同步信号序列和次同步信号序列分配给对应于两个或多个小区的基站中的相应基站。 否则,针对不同的候选分配模式重复该过程。