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    • 42. 发明授权
    • Enhanced angle-of-arrival positioning
    • 增强的到达角定位
    • US08731579B2
    • 2014-05-20
    • US13262533
    • 2011-07-12
    • Iana SiominaAri KangasTorbjörn Wigren
    • Iana SiominaAri KangasTorbjörn Wigren
    • H04W24/00
    • H04W64/00G01S3/28G01S5/0215G01S5/04G01S5/08
    • The position of a mobile device served in a cell of a serving node of a wireless communication network is estimated by estimating an angle-of-arrival (AoA) between the mobile device and the serving node based on a precoding matrix indicator (PMI) determined for the serving node in a downlink direction or for the mobile device in an uplink direction. Also estimated is the AoA between the mobile device and a non-serving neighbor node of the wireless communication network based on a PMI determined for the neighbor node in the downlink direction or for the mobile device in the uplink direction. The downlink and/or uplink AoA estimation can be further enhanced by employing interference cancellation in the mobile device and in the radio node, respectively. The position of the mobile device is estimated based on the estimated AoAs.
    • 通过基于确定的预编码矩阵指示符(PMI)估计移动设备和服务节点之间的到达角(AoA)来估计在无线通信网络的服务节点的小区中服务的移动设备的位置 对于下行链路方向上的服务节点或者在上行链路方向上对于移动设备。 还估计基于为下行链路方向上的相邻节点确定的PMI或在上行链路方向上为移动设备确定的PMI的移动设备和无线通信网络的非服务邻居节点之间的AoA。 通过在移动设备和无线电节点中分别采用干扰消除,可以进一步增强下行链路和/或上行链路AoA估计。 基于估计的AoAs来估计移动设备的位置。
    • 43. 发明申请
    • Verification in a Wireless Communication System
    • 无线通信系统中的验证
    • US20140056165A1
    • 2014-02-27
    • US13997735
    • 2013-03-12
    • Iana SiominaBengt Lindoff
    • Iana SiominaBengt Lindoff
    • H04W24/08
    • H04W24/08H04B1/7083H04J11/0086
    • A method implemented by a node in a wireless communication system comprises obtaining (120) a result of a timing measurement performed on one or more first radio signals associated with one or more specific characteristics. The method also includes verifying (130) one or more second radio signals as associated with the one or more specific characteristics, by determining whether the result meets one or more conditions. In some embodiments, the one or more specific characteristics is an identity of a specific radio node or cell. Moreover, in one or more embodiments, the result of the timing measurement is used for verification in this way instead of or in addition to the result of a power-based measurement.
    • 由无线通信系统中的节点实现的方法包括获得(120)对与一个或多个特定特征相关联的一个或多个第一无线电信号执行的定时测量的结果。 该方法还包括通过确定结果是否满足一个或多个条件来验证(130)与一个或多个特定特征相关联的一个或多个第二无线电信号。 在一些实施例中,一个或多个特定特征是特定无线电节点或小区的身份。 此外,在一个或多个实施例中,定时测量的结果以这种方式用于验证,而不是或基于功率测量的结果。
    • 45. 发明授权
    • Positioning node, user equipment and methods therein
    • 定位节点,用户设备和方法
    • US08594696B2
    • 2013-11-26
    • US13256759
    • 2011-07-08
    • Iana Siomina
    • Iana Siomina
    • H04W24/00
    • H04W64/00
    • Embodiments herein relate to a method in a positioning node for enabling positioning of a user equipment, which user equipment is served in a first cell controlled by a radio network node. The positioning node and radio network node are comprised in a radio communications network. The positioning node obtains an indication indicating availability, at the user equipment, of timing information of at least one cell. The positioning node further determines whether the timing information of the at least one cell is available at the user equipment based on the obtained indication, which timing information is enabling positioning of the user equipment.
    • 本文的实施例涉及定位节点中的用于使得能够定位用户设备的方法,该用户设备在由无线电网络节点控制的第一小区中被服务。 定位节点和无线电网络节点包括在无线电通信网络中。 定位节点获得指示在用户设备处的至少一个小区的定时信息的可用性的指示。 定位节点进一步基于所获得的指示,确定所述至少一个小区的定时信息是否在用户设备处可用,哪个定时信息实现了用户设备的定位。
    • 46. 发明申请
    • Methods and Arrangements in a Cellular Radio Communication System
    • 蜂窝无线电通信系统中的方法和布置
    • US20130310077A1
    • 2013-11-21
    • US13982565
    • 2011-05-11
    • Iana SiominaTorbjörn Wigren
    • Iana SiominaTorbjörn Wigren
    • H04W64/00
    • H04W64/006H04W4/02H04W64/00
    • A user equipment (120), a first radio network node (130) and a positioning node (110) are comprised in a Long Term Evolution system (100). The user equipment (120) receives (2000, 2010) a request for path loss related information. The user equipment (120) estimates (2020) and sends (2030, 2040) the path loss related information. Moreover, the first radio network node (110, 130) sends (2010, 2060) a request for the path loss related information. The first radio network node (110, 130) receives (2030) the path loss related information. Furthermore, the positioning node (110) sends (2000, 2050) a request for the path loss related information. The positioning node (110) receives (2040, 2080) the path loss related information. In some examples, the positioning node (110) associates (2110) the path loss related information to at least one cell area description, thereby creating a database of cell area descriptions and path loss related information associated thereto.
    • 用户设备(120),第一无线电网络节点(130)和定位节点(110)包括在长期演进系统(100)中。 用户设备(120)接收(2000,2010)对路径丢失相关信息的请求。 用户设备(120)估计(2020)并发送(2030,2040)路径丢失相关信息。 此外,第一无线网络节点(110,130)发送(2010,2060)关于路径丢失相关信息的请求。 第一无线电网络节点(110,130)接收(2030)路径损耗相关信息。 此外,定位节点(110)发送(2000,2050)对路径丢失相关信息的请求。 定位节点(110)接收路径损耗相关信息(2040,2080)。 在一些示例中,定位节点(110)将路径损耗相关信息(2110)与至少一个小区区域描述相关联,从而创建与其相关联的小区区域描述和路径丢失相关信息的数据库。
    • 47. 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。
    • 48. 发明授权
    • Defining adaptive detection thresholds
    • 定义自适应检测阈值
    • US08509207B2
    • 2013-08-13
    • US13411995
    • 2012-03-05
    • Ari KangasIana Siomina
    • Ari KangasIana Siomina
    • H04B7/216
    • G01S5/0215G01S5/02G01S5/0221H04L27/2647
    • A wireless device (24) receives a reference signal over a radio channel (21). The reference signal may be Positioning Reference Signals (PRS) and/or Common Referencing Signals (CRS), and may be transmitted from a transmitter (22). The wireless device (24) comprises a correlator (100); a reference signal detector (102); a threshold selector (106); and a reference signal analyzer (108). The correlator (100) use a signal received from the radio channel (21) and a replica of the reference signal to provide a correlator output value. The reference signal detector (102) compares the correlator output value with a threshold value to detect presence of a reference signal, and to estimate an arrival time of the reference signal. The threshold selector (106) adapts the threshold value to at least an estimate of a relative amount of noise and interference power in the received signal.
    • 无线设备(24)通过无线电信道(21)接收参考信号。 参考信号可以是定位参考信号(PRS)和/或公共参考信号(CRS),并且可以从发射机(22)发射。 无线设备(24)包括相关器(100); 参考信号检测器(102); 阈值选择器(106); 和参考信号分析器(108)。 相关器(100)使用从无线电信道(21)接收的信号和参考信号的副本来提供相关器输出值。 参考信号检测器(102)将相关器输出值与阈值进行比较,以检测参考信号的存在,并估计参考信号的到达时间。 阈值选择器(106)将阈值适应于接收信号中噪声和干扰功率的相对量的至少估计。
    • 49. 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。
    • 50. 发明申请
    • Methods and Apparatus for Measurement Configuration Support
    • 测量配置支持的方法和装置
    • US20130065612A1
    • 2013-03-14
    • US13696837
    • 2011-05-10
    • Iana SiominaMuhammad KazmiWalter Müller
    • Iana SiominaMuhammad KazmiWalter Müller
    • H04W4/00
    • H04W24/10H04B7/024H04W4/021H04W24/02H04W64/00
    • The invention provides a method and a network node for controlling configuration of measurements to be performed by a user equipment (150a, 150b) operating in a wireless communication system (101). A configured measurement corresponds to at least one reporting criteria and the user equipment (150a, 150b) is able to support a limited number of parallel reporting criteria. Measurements to be performed by the user equipment in parallel may be requested by different network nodes such as a positioning server (140) and an eNodeB (110a, 110b). By letting a network node, such as the positioning server (140) or the (eNodeB 110a, 110b), obtain information on measurements requested by another network node the network node is able to configure the user equipment with a set of measurements that does not exceed at least one predetermined threshold for parallel reporting criteria
    • 本发明提供一种方法和网络节点,用于控制在无线通信系统(101)中操作的用户设备(150a,150b)执行的测量结构。 配置的测量对应于至少一个报告标准,并且用户设备(150a,150b)能够支持有限数量的并行报告标准。 由用户设备并行执行的测量可以由诸如定位服务器(140)和eNodeB(110a,110b)的不同网络节点请求。 通过使诸如定位服务器(140)或(eNodeB 110a,110b)的网络节点获得关于由另一个网络节点请求的测量的信息,网络节点能够使用不一致的测量集来配置用户设备 超过用于并行报告标准的至少一个预定阈值