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    • 22. 发明申请
    • Method and Arrangement for a Terminal of a Wireless Communication Network
    • 无线通信网络终端的方法和装置
    • US20120281607A1
    • 2012-11-08
    • US13516730
    • 2010-12-16
    • Bengt LindoffMuhammad KazmiYiva Jading
    • Bengt LindoffMuhammad KazmiYiva Jading
    • H04W52/02
    • H04W48/08H04W52/0216Y02D70/1242Y02D70/1262Y02D70/24
    • A method of operating a terminal of a wireless communication network is disclosed, wherein the terminal operates according to a discontinuous reception mode. The wireless communication network comprises one or more wireless network nodes having at least first and second downlink transmission modes, the first downlink transmission mode comprising normal operation of a particular network node and the second downlink transmission mode comprising restricted downlink transmission of the particular network node and being applicable when the number of active terminals in the cell associated with the particular network node is less than or equal to a second mode threshold value. The method comprises detecting a cell identity for a cell associated with a wireless network node of the wireless communication system, determining a current downlink transmission mode of the wireless network node as the first or second downlink transmission mode, and adapting a time pattern based on the determined current downlink transmission mode, wherein the time pattern specifies when a receiver of the terminal is turned on. Corresponding computer program product and arrangement are also disclosed.
    • 公开了一种操作无线通信网络终端的方法,其中终端根据不连续接收模式进行操作。 所述无线通信网络包括具有至少第一和第二下行链路传输模式的一个或多个无线网络节点,所述第一下行链路传输模式包括特定网络节点的正常操作,所述第二下行链路传输模式包括所述特定网络节点的受限下行链路传输,以及 当与特定网络节点相关联的小区中的活动终端的数量小于或等于第二模式阈值时适用。 该方法包括检测与无线通信系统的无线网络节点相关联的小区的小区身份,确定无线网络节点的当前下行链路传输模式作为第一或第二下行链路传输模式,以及基于 确定的当前下行链路传输模式,其中所述时间模式指定所述终端的接收机何时被接通。 还公开了相应的计算机程序产品和布置。
    • 25. 发明授权
    • Subcell measurement procedures in a distributed antenna system
    • 分布式天线系统中的子电池测量程序
    • US08594690B2
    • 2013-11-26
    • US13142437
    • 2008-12-29
    • Muhammad KazmiBengt Lindoff
    • Muhammad KazmiBengt Lindoff
    • H04W4/00
    • H04B7/024H04B17/24H04W52/0229H04W52/0251H04W72/0413Y02D70/1262Y02D70/1264Y02D70/24Y02D70/442
    • Methods and apparatus are disclosed for reporting downlink signal measurement information in a wireless communication system utilizing coordinated multipoint transmission from two or more subcells in each of a plurality of cells. The method comprises monitoring signal quality metrics for a first set of downlink signals comprising at least a first common channel signal transmitted from two or more subcells of a neighbor cell, evaluation of the monitored signal quality metrics, with respect to one or more predetermined criterion, and the selective increasing of a measurement rate, an event evaluation rate, or both, for at least a first subcell-specific signal from the neighbor cell, based on the evaluation.
    • 公开了一种用于在无线通信系统中报告下行链路信号测量信息的方法和装置,利用来自多个小区中的每个小区中的两个或多个子小区的协调多点传输。 所述方法包括监测第一组下行链路信号的信号质量度量,所述第一组下行链路信号包括相对于一个或多个预定标准的从相邻小区的两个或多个子小区发送的至少第一公共信道信号,所述监测信号质量度量的评估, 以及基于所述评估,针对来自所述相邻小区的至少第一子小区特定信号选择性地增加测量速率,事件评估速率或两者。
    • 26. 发明授权
    • Method of transmitting TPC commands
    • 传输TPC命令的方法
    • US08385969B2
    • 2013-02-26
    • US12864668
    • 2008-01-29
    • Zhang ZhangKe Wang HelmerssonRong HuMuhammad KazmiBengt Lindoff
    • Zhang ZhangKe Wang HelmerssonRong HuMuhammad KazmiBengt Lindoff
    • H04W52/20
    • H04W52/36H04W52/225H04W52/228H04W52/241H04W52/247
    • In a cellular radio system Transmission Power Control (TPC) power offset is set so that it is adjusted for each transmitting radio base station based on available relevant measurements that reflect the quality of the downlink channel carrying the uplink TPC command whereby an improved performance is obtained. The TPC power offset can for example be based on an estimated uplink Dedicated Physical Control CHannel (DPCCH) SINR, the number of TPC “up” and the number of TPC “down” sent by a radio base station and aggregated UE receiver power or UE transmit power over a number N slots. Also a mobile station used in a cellular radio system supporting soft handover may be adapted to apply TPC discarding thresholds based on the number and the quality of simultaneously received TPC commands. The discarding procedure in the mobile station may also be carried out selectively such that TPC commands that are determined to be unreliable are not discarded but selectively discarded based on how reliable they are determined to be.
    • 在蜂窝无线电系统中,传输功率控制(TPC)功率偏移被设置为使得根据反映进行上行链路TPC命令的下行链路信道的质量的可用的相关测量来调整每个发射无线电基站,由此获得改进的性能 。 TPC功率偏移可以例如基于估计的上行链路专用物理控制信道(DPCCH)SINR,由无线电基站发送的TPC向上的数量和TPC的次数以及聚合的UE接收机功率或者UE上的发射功率 N号插槽 此外,支持软切换的蜂窝无线电系统中使用的移动站也可以适用于基于同时接收的TPC命令的数量和质量来应用TPC丢弃阈值。 也可以选择性地执行移动台中的丢弃过程,使得被确定为不可靠的TPC命令不被丢弃,而是基于它们被确定的可靠性而被选择性地丢弃。
    • 29. 发明授权
    • Method and apparatus for signal quality determination in a communication network
    • 通信网络中用于信号质量确定的方法和装置
    • US09071980B2
    • 2015-06-30
    • US13522807
    • 2012-05-22
    • Joakim AxmonMuhammad KazmiBengt Lindoff
    • Joakim AxmonMuhammad KazmiBengt Lindoff
    • H04W4/00H04W24/00H04W48/16H04W16/14H04W36/00
    • H04W24/10H04L27/26H04W16/14H04W24/00H04W36/0094H04W48/16H04W72/042H04W72/0453
    • One aspect of the present invention is method for signal quality measurement that provides significant improvements in accuracy, at least in certain scenarios where conventional approaches to such measurements are vulnerable to inaccuracies. Non-limiting example scenarios include instances where a communication network uses downlink carriers in neighboring cells with overlapping frequencies but with different bandwidths and/or center frequencies. In such cases, there may be uneven interference across the carrier bandwidth, e.g., arising from neighboring carriers operating at different center frequencies and/or at different bandwidths. Thus, making the signal quality measurement for a given carrier depend on a combination of measurements taken at different frequency regions of the carrier provides a clearer, more accurate picture of the interference or loading conditions bearing on that carrier.
    • 本发明的一个方面是用于信号质量测量的方法,其提供了精确性的显着改进,至少在某些情况下,对这种测量的常规方法易于不准确。 非限制性示例场景包括通信网络使用具有重叠频率但具有不同带宽和/或中心频率的相邻小区中的下行链路载波的情况。 在这种情况下,跨载波带宽可能存在不均匀的干扰,例如由在不同中心频率和/或不同带宽下运行的相邻载波产生。 因此,对给定载波进行信号质量测量取决于在载波的不同频率区域进行的测量的组合,提供对该载波的干扰或负载条件的更清楚,更准确的图像。