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    • 1. 发明授权
    • Method and device for positioning terminal in long term evolution system
    • 在长期演化系统中定位终端的方法和装置
    • US08825076B2
    • 2014-09-02
    • US13201178
    • 2010-02-04
    • Fei QinShaohui SunYu DingTamrakar Rakesh
    • Fei QinShaohui SunYu DingTamrakar Rakesh
    • H04W24/00H04M11/04
    • G01S5/12G01S5/0036H04W64/00
    • A method and an apparatus for terminal locating in long term evolution system are provided by the present invention, wherein, the method includes: calculating the propagation delay from the terminal to the base station to which the terminal belongs, according to the synchronization time advance of the terminal and the signal reception delay of the base station to which the terminal belongs (101); and determining the distance between the terminal and the base station by using said propagation delay, and determining the position of the terminal relative to that of the base station according to said distance and the direction of arrival of the signal from the terminal (102). By applying the method and the apparatus provided by the present invention, the terminal locating can be achieved with low cost, low implementation complexity, and high precision for location only by using a simple algorithm.
    • 本发明提供一种终端定位在长期演进系统中的方法和装置,其特征在于,该方法包括:根据终端所属的基站到终端所属的基站的传播延迟,根据 终端所属的基站的终端和信号接收延迟(101); 以及通过使用所述传播延迟来确定终端和基站之间的距离,以及根据所述距离和来自终端(102)的信号的到达方向确定终端相对于基站的位置的位置。 通过应用本发明提供的方法和装置,仅通过使用简单的算法就可以实现低成本,低实现复杂度和高精度的定位。
    • 2. 发明申请
    • METHOD AND DEVICE FOR POSITIONING TERMINAL IN LONG TERM EVOLUTION SYSTEM
    • 用于在长期演化系统中定位终端的方法和装置
    • US20120015669A1
    • 2012-01-19
    • US13201178
    • 2010-02-04
    • Fei QinShaohui SunYu DingTamrakar Rakesh
    • Fei QinShaohui SunYu DingTamrakar Rakesh
    • H04W24/00
    • G01S5/12G01S5/0036H04W64/00
    • A method and an apparatus for terminal locating in long term evolution system are provided by the present invention, wherein, the method includes: calculating the propagation delay from the terminal to the base station to which the terminal belongs, according to the synchronization time advance of the terminal and the signal reception delay of the base station to which the terminal belongs (101); and determining the distance between the terminal and the base station by using said propagation delay, and determining the position of the terminal relative to that of the base station according to said distance and the direction of arrival of the signal from the terminal (102). By applying the method and the apparatus provided by the present invention, the terminal locating can be achieved with low cost, low implementation complexity, and high precision for location only by using a simple algorithm.
    • 本发明提供一种终端定位在长期演进系统中的方法和装置,其特征在于,该方法包括:根据终端所属的基站到终端所属的基站的传播延迟,根据 终端所属的基站的终端和信号接收延迟(101); 以及通过使用所述传播延迟来确定终端和基站之间的距离,以及根据所述距离和来自终端(102)的信号的到达方向确定终端相对于基站的位置的位置。 通过应用本发明提供的方法和装置,仅通过使用简单的算法就可以实现低成本,低实现复杂度和高精度的定位。
    • 3. 发明授权
    • Method, system, and device for confirming uplink-downlink configuration
    • 用于确认上行链路 - 下行链路配置的方法,系统和设备
    • US09554288B2
    • 2017-01-24
    • US13991154
    • 2011-12-02
    • Xueming PanShaohui SunGuojun XiaoFei QinZukang ShenYu Ding
    • Xueming PanShaohui SunGuojun XiaoFei QinZukang ShenYu Ding
    • H04W24/02H04W24/10H04W72/04
    • H04W24/02H04W24/10H04W72/0446
    • Embodiments of the present invention relate to the technical field of wireless communication, and relate particularly to a method, a system, and a device for confirming an uplink-downlink configuration, for use in confirming via interference detection whether or not a cell is capable of conducting independently the uplink-downlink configuration. The method of the embodiments of the present invention comprises: a network side device confirming the receipt of a first RSRP value of a reference signal from a second cell by a first cell, the second cell being an adjacent cell of the first cell (201); on the basis of the first RSRP value, the network side device confirming whether or not the first cell is capable of conducting autonomously the uplink-downlink configuration (202). Measuring the RSRP value to determine whether or not the cell is capable of conducting independently the uplink-downlink configuration allows for the normal operation of a dynamic uplink-downlink configuration, reduced interference between adjacent cells in a dynamic uplink-downlink configuration environment, and improved system efficiency.
    • 本发明的实施例涉及无线通信的技术领域,特别涉及用于确认上行链路 - 下行链路配置的方法,系统和设备,用于经由干扰检测来确认小区是否能够 独立执行上行链路 - 下行链路配置。 本发明实施例的方法包括:网络侧设备,确认由第一小区接收来自第二小区的参考信号的第一RSRP值,第二小区是第一小区(201)的相邻小区, ; 基于第一RSRP值,网络侧设备确认第一小区是否能够自主地进行上行链路 - 下行链路配置(202)。 测量RSRP值以确定小区是否能独立执行上行链路 - 下行链路配置允许动态上行链路 - 下行链路配置的正常操作,减少动态上行链路 - 下行链路配置环境中相邻小区之间的干扰,并改进 系统效率。
    • 5. 发明申请
    • METHOD, SYSTEM, AND DEVICE FOR CONFIRMING UPLINK-DOWNLINK CONFIGURATION
    • 用于确认上下链路配置的方法,系统和设备
    • US20140003288A1
    • 2014-01-02
    • US13991154
    • 2011-12-02
    • Xueming PanShaohui SunGuojun XiaoFei QinZukang ShenYu Ding
    • Xueming PanShaohui SunGuojun XiaoFei QinZukang ShenYu Ding
    • H04W24/02
    • H04W24/02H04W24/10H04W72/0446
    • Embodiments of the present invention relate to the technical field of wireless communication, and relate particularly to a method, a system, and a device for confirming an uplink-downlink configuration, for use in confirming via interference detection whether or not a cell is capable of conducting independently the uplink-downlink configuration. The method of the embodiments of the present invention comprises: a network side device confirming the receipt of a first RSRP value of a reference signal from a second cell by a first cell, the second cell being an adjacent cell of the first cell (201); on the basis of the first RSRP value, the network side device confirming whether or not the first cell is capable of conducting autonomously the uplink-downlink configuration (202). Measuring the RSRP value to determine whether or not the cell is capable of conducting independently the uplink-downlink configuration allows for the normal operation of a dynamic uplink-downlink configuration, reduced interference between adjacent cells in a dynamic uplink-downlink configuration environment, and improved system efficiency.
    • 本发明的实施例涉及无线通信的技术领域,特别涉及用于确认上行链路 - 下行链路配置的方法,系统和设备,用于经由干扰检测来确认小区是否能够 独立执行上行链路 - 下行链路配置。 本发明实施例的方法包括:网络侧设备,确认由第一小区接收来自第二小区的参考信号的第一RSRP值,第二小区是第一小区(201)的相邻小区, ; 基于第一RSRP值,网络侧设备确认第一小区是否能够自主地进行上行链路 - 下行链路配置(202)。 测量RSRP值以确定小区是否能独立执行上行链路 - 下行链路配置允许动态上行链路 - 下行链路配置的正常操作,减少动态上行链路 - 下行链路配置环境中相邻小区之间的干扰,并改进 系统效率。
    • 9. 发明申请
    • METHOD AND DEVICE FOR REPORTING ANTENNA CALIBRATION INFORMATION AND DETERMINING ANTENNA CALIBRATION FACTOR
    • 用于报告天线校准信息和确定天线校准因子的方法和装置
    • US20130034010A1
    • 2013-02-07
    • US13638224
    • 2011-04-19
    • Qiubin GaoShaohui SunDeshan MiaoFei Qin
    • Qiubin GaoShaohui SunDeshan MiaoFei Qin
    • H04W24/10
    • H04L25/0224H04B7/0626H04B17/12H04B17/21H04B17/24H04L5/0023H04L5/0057H04L25/0204H04W72/0406H04W72/085
    • A method and device for reporting antenna calibration information and determining antenna calibration factor are provided by the present invention. When reporting the antenna calibration information, a user equipment (UE) estimates the downlink equivalent baseband channel from a plurality of antennas of the base station to the UE; according to the equivalent baseband channel, determines the amplitude response and delay value to be reported, and then reports the amplitude response and delay value to the base station. When determining the antenna calibration factor, according to the uplink signal sent by the UE on the base station-directed time-frequency resources, the base station determines the amplitude response and the delay value; according to the amplitude response and delay value reported by the UE and according to the amplitude response and delay value determined by the uplink signal, the base station calculates the antenna calibration factor. Because the UE pre-processing process is added, the sensitivity degrees to the channel estimation error and to the channel Doppler extension are reduced.
    • 用于报告天线校准信息和确定天线校准因子的方法和装置由本发明提供。 在报告天线校准信息时,用户设备(UE)估计从基站的多个天线到UE的下行链路等效基带信道; 根据等效基带信道确定要报告的幅度响应和延迟值,然后向基站报告幅度响应和延迟值。 当确定天线校准因子时,根据由基站导向的时间 - 频率资源发送的上行链路信号,基站确定振幅响应和延迟值; 根据UE报告的振幅响应和延迟值,根据由上行链路信号确定的幅度响应和延迟值,基站计算天线校准因子。 因为添加了UE预处理过程,所以降低了对信道估计误差和信道多普勒扩展的灵敏度。