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    • 51. 发明申请
    • Bandwidth-Based Initiation of Handover for Reference Signal Measurements
    • 用于参考信号测量的基于带宽的切换启动
    • US20130303170A1
    • 2013-11-14
    • US13979892
    • 2012-01-12
    • Iana SiominaMuhammad Kazmi
    • Iana SiominaMuhammad Kazmi
    • H04W36/00
    • H04W24/10G01S5/0205G01S5/0236H04B17/27H04B17/318H04B17/382H04L5/0048H04L5/0092H04W4/023H04W24/00H04W36/0094H04W64/00H04W72/0446H04W72/082H04W72/12
    • Processing implemented by a method and apparatus herein advantageously improves the quality of measurements performed by a wireless device (36), by ensuring that the device (36) measures its serving cell over at least as large of a bandwidth as the bandwidth over which it measures neighbor cells. Such processing specifically includes identifying, for each of a plurality of neighbor cells, a measurement bandwidth over which the wireless device (36) is to perform measurements of that cell. Processing then entails selectively initiating handover of the wireless device (36) from a serving cell to one of the neighbor cells, depending on how many of those neighbor cells have a measurement bandwidth larger than that of the serving cell. Thus, contrasted with traditional performance—based handovers that are conducted based on the strength of already made reference signal measurements, handover herein is performed based on the bandwidth(s) over which such measurements will be performed in the future.
    • 通过本文的方法和装置实现的处理有利地通过确保设备(36)至少与其测量的带宽一样大的带宽来测量其服务小区来改善由无线设备(36)执行的测量的质量 相邻细胞。 这种处理具体包括为多个相邻小区中的每一个识别测量带宽,无线设备(36)将通过该测量带宽执行该小区的测量。 然后处理需要有选择地启动无线设备(36)从服务小区到相邻小区之一的切换,这取决于这些相邻小区中的多少具有比服务小区的测量带宽大的测量带宽。 因此,与基于已经做出的参考信号测量的强度进行的传统的基于性能的切换相反,这里的切换是基于将来将进行这种测量的带宽来执行的。
    • 52. 发明授权
    • Setting maximum power at a mobile communication system base station having multiple antennas
    • 在具有多个天线的移动通信系统基站设置最大功率
    • US08553667B2
    • 2013-10-08
    • US12667829
    • 2008-04-23
    • Muhammad KazmiKlas Sjerling
    • Muhammad KazmiKlas Sjerling
    • H04B7/216
    • H04B7/0426H04B7/068H04B7/0689H04L5/0007H04L5/0023H04L5/0039H04L5/0058H04W52/143H04W52/346H04W52/42
    • A MIMO-capable base station allocates a maximum transmission power budget to each of its antennas. For serving each of one or more MIMO and non-MIMO users, one or more carriers are allocated. For each carrier, information about an amount of allocated MIMO and non-MIMO user resources associated with the carrier is used to derive coefficients. Each coefficient corresponds to a unique one of the antennas, and represents a proportion of a maximum power budget for the carrier. For each carrier, the coefficients and the maximum transmission power budget for the carrier are used to derive a maximum transmission power budget for each of the antennas. For each antenna, a total maximum transmission power budget for the antenna is derived by combining the derived maximum transmission power budgets of the carriers transmitted on the antenna. The total maximum power budget of the antenna should not exceed a limit for the antenna.
    • 具有MIMO能力的基站向其每个天线分配最大传输功率预算。 为了服务于一个或多个MIMO和非MIMO用户中的每一个,分配一个或多个载波。 对于每个载波,使用关于与载波相关联的分配的MIMO和非MIMO用户资源的数量的信息来导出系数。 每个系数对应于天线中唯一的一个,并且表示载波的最大功率预算的比例。 对于每个载波,使用用于载波的系数和最大发射功率预算来导出每个天线的最大发射功率预算。 对于每个天线,通过组合在天线上发射的载波的导出的最大发射功率预算来导出用于天线的总最大发射功率预算。 天线的总最大功率预算不应超过天线的限制。
    • 54. 发明申请
    • Methods and Nodes for Handling Measurements
    • 处理测量的方法和节点
    • US20130188510A1
    • 2013-07-25
    • US13876127
    • 2011-09-30
    • Iana SiominaMuhammad Kazmi
    • Iana SiominaMuhammad Kazmi
    • H04W24/10
    • H04W24/10H04W64/00
    • The embodiments herein relate to a method in a positioning node (1005) for handling measurements in a communications network (1000). The positioning node (1005) acquires information about a set of carrier frequencies. The information comprises information about at least a channel number and a bandwidth for each respective carrier frequencies in the set. The positioning node (1005) selects at least one carrier frequency based on the acquired information. The positioning node (1005) sends information about the selected at least one carrier frequency to a network node (101) or a target node (1003). The information further comprises at least a channel number and a bandwidth for the selected carrier frequency, enabling the first node (1001) to perform measurements for a target node (1003) using the selected carrier frequency.
    • 本文的实施例涉及用于处理通信网络(1000)中的测量的定位节点(1005)中的方法。 定位节点(1005)获取关于一组载波频率的信息。 该信息包括关于集合中的每个相应载波频率的至少一个信道号和带宽的信息。 定位节点(1005)基于所获取的信息来选择至少一个载波频率。 定位节点(1005)将关于所选择的至少一个载波频率的信息发送到网络节点(101)或目标节点(1003)。 所述信息还包括用于所选择的载波频率的信道号和带宽,使得所述第一节点(1001)能够使用所选择的载波频率对目标节点(1003)执行测量。
    • 55. 发明授权
    • Method and arrangement for controlling uplink transmit power
    • 控制上行发射功率的方法和装置
    • US08452321B2
    • 2013-05-28
    • US13051259
    • 2011-03-18
    • Gabor FodorTimus BogdanMuhammad Kazmi
    • Gabor FodorTimus BogdanMuhammad Kazmi
    • H04B7/00
    • H04W52/367H04W52/146H04W52/362H04W52/383H04W88/06
    • The present invention relates to methods and arrangements for controlling uplink transmit power to be used by the UE. The UE comprises multiple radio interfaces wherein at least one of the multiple interfaces is a cellular radio interface. The UE stores information comprising a total transmit power budget set aside for use over the multiple radio interfaces of the UE and receives transmit power control commands from a network node on the cellular radio interface indicating whether the UE should increase or decrease or maintain the uplink transmit power on the cellular radio interface. Transmit power levels to be used for uplink transmissions over the multiple radio interfaces based on the received transmit power control commands are calculated, wherein the said total transmit power budget for the multiple radio interfaces is taken into account.
    • 本发明涉及用于控制由UE使用的上行链路发射功率的方法和装置。 UE包括多个无线电接口,其中多个接口中的至少一个是蜂窝无线电接口。 UE存储包括在UE的多个无线电接口上使用的总发射功率预算的信息,并且从蜂窝无线电接口上的网络节点接收指示UE是否应该增加或减少或维持上行链路传输的发射功率控制命令 电源在蜂窝无线电接口。 计算用于基于所接收的发射功率控制命令在多个无线电接口上的上行链路传输的发射功率电平,其中考虑多个无线电接口的所述总发射功率预算。
    • 58. 发明授权
    • Quality based handover procedure between co-located cells
    • 同位素细胞之间基于质量的切换程序
    • US08411555B2
    • 2013-04-02
    • US12863845
    • 2008-03-13
    • Muhammad Kazmi
    • Muhammad Kazmi
    • H04J11/00H04Q7/212
    • H04W36/30H04W36/14
    • The present invention relates to cellular system and especially to handover between cells on different frequency carriers in an OFDM system or between cells in 2 systems adopting different radio access technologies (RAT), at least one of them being OFDM technology. A problem is the intra-cell interference impact on the quality a connected mode terminal measures in the own cell and in neighbor cells. This is a problem for cells based on OFDM technology, because intra-cell interference has no impact as compared to the inter-cell interference on the quality provided by the cell to a connected mode terminal, whereas in UTRA the intra-cell and inter-cell interference have the same impact on the quality provided. The solution to the problem is based on the insight that for cells that are located on the same site, the eNode B possess information on the power transmitted on the respective frequency carrier, and can adjust the quality as reported from the terminal on co-located OFDM cells. The adjusted quality measure enables an improved evaluation of the quality of co-located cells, for a potential handover. The invention also relates to embodiments on a 2-step handover, wherein handover to inter-frequency, or inter-RAT cell on another site is made as a handover to co-located inter-frequency/inter-RAT cell and a handover to an intra-frequency cell located at the other site.
    • 本发明涉及蜂窝系统,特别涉及在OFDM系统中的不同频率载波上的小区之间或采用不同无线电接入技术(RAT)的两个系统中的小区之间的切换,其中至少一个是OFDM技术。 问题是小区内干扰对连接模式终端在自身小区和邻居小区中的质量的影响。 这是基于OFDM技术的小区的问题,因为小区间干扰与小区向连接模式终端提供的质量的小区间干扰没有影响,而在UTRA中,小区内和小区间干扰 细胞干扰对提供的质量有相同的影响。 该问题的解决方案是基于对于位于同一站点上的小区的见解,eNode B具有关于在相应频率载波上传输的功率的信息,并且可以调整从共同终端上报告的质量 OFDM小区。 经过调整的质量测量可以改善对位置单元质量的评估,以实现潜在的切换。 本发明还涉及两步切换的实施例,其中将另一站点上的跨频率或RAT间小区的切换设置为切换到共同定位的频间/ RAT间小区,并切换到 位于另一个站点的频率内单元。
    • 59. 发明授权
    • Measurement-assisted dynamic frequency-reuse in cellular telecommunications networks
    • 蜂窝电信网络中的测量辅助动态频率重用
    • US08391877B2
    • 2013-03-05
    • US13411768
    • 2012-03-05
    • Muhammad KazmiArne Simonsson
    • Muhammad KazmiArne Simonsson
    • H04W40/00
    • H04W72/085H04B17/318H04B17/327H04B17/336H04B17/382H04W16/04H04W52/146
    • A radio network resource controller directs a first network node associated with a first cell region, or a wireless terminal in communication through the first cell region, to measure and report radio resource-related data selected from the group consisting of: resource activity per channel; the number of transmitted power samples that exceed a threshold over a measurement period; and, channel quality samples that exceed a quality threshold. The controller then receives at least one measurement report of the radio resource-related data and, as a function of the radio resource-related data in the first cell region, dynamically reallocates the distribution of resources, such as radio-frequency channels, between the first cell region and at least a second cell region. The invention has a particular advantage in TDD mode of operation where efficient and dynamic interference mitigation is needed to combat the inherent mobile-to-mobile and base station-to-base station interference.
    • 无线电网络资源控制器引导与第一小区区域相关联的第一网络节点或通过第一小区区域进行通信的无线终端,以测量和报告从以下组中选择的无线电资源相关数据:每个信道的资源活动; 在测量期间超过阈值的发射功率样本的数量; 以及超过质量阈值的信道质量样本。 然后,控制器接收无线电资源相关数据的至少一个测量报告,并且根据第一小区区域中的无线电资源相关数据的功能,动态地重新分配诸如射频信道之类的资源分配 第一细胞区域和至少第二细胞区域。 本发明在TDD操作模式中具有特别的优点,其中需要有效和动态的干扰减轻来对抗固有的移动到移动和基站到基站的干扰。
    • 60. 发明申请
    • AUTONOMOUS MAXIMUM POWER SETTING BASED ON CHANNEL FINGERPRINT
    • 基于通道指纹的自动最大功率设置
    • US20130039194A1
    • 2013-02-14
    • US13384854
    • 2011-12-28
    • Iana SiominaMuhammad KazmiGary Boudreau
    • Iana SiominaMuhammad KazmiGary Boudreau
    • H04W52/04H04W24/00
    • H04W52/244
    • A home base station (HBS) (104, 801) performs radio channel measurements to detect one or more user equipments (UEs) (107) not served by the HBS which may be in a potentially interfering environment caused at least in part by the HBS. A database (812) of historical channel data (channel fingerprinting) of the HBS coverage area is used to predict the channel conditions and expected interference signal power seen by the detected UE(s). Based on a combination of the radio measurements (813) and historical channel data, the HBS can accurately and adaptively reduce its transmit power to a level that reduces or eliminates interference with the detected UE(s), while also not significantly degrading communication quality between other UEs served by the HBS.
    • 家庭基站(HBS)(104,801)执行无线电信道测量以检测不由HBS服务的一个或多个用户设备(107),所述HBS可能至少部分地由HBS引起潜在的干扰环境 。 使用HBS覆盖区域的历史信道数据(信道指纹)的数据库(812)来预测检测到的UE看到的信道状况和预期的干扰信号功率。 基于无线电测量(813)和历史信道数据的组合,HBS可以将其发射功率精确和自适应地降低到降低或消除对所检测到的UE的干扰的水平,同时也不会显着降低 由HBS服务的其他UE。