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    • 5. 发明授权
    • Method and apparatus for soft handover area detection for uplink interference avoidance
    • 用于上行链路干扰避免的软切换区域检测的方法和装置
    • US07424296B2
    • 2008-09-09
    • US10409078
    • 2003-04-09
    • Uwe SchwarzPeter MuszynskiHarri HolmaSari Korpela
    • Uwe SchwarzPeter MuszynskiHarri HolmaSari Korpela
    • H04Q7/20
    • H04W36/18H04W36/28H04W36/30
    • A method and system for soft handover detection for uplink interference avoidance that includes a network device and mobile device in a communications network. The mobile device uses a downlink carrier. A parameter, such as a signal strength or a signal quality, of the downlink carrier and one of a co-sited downlink carrier or neighboring downlink carrier is measured. A soft handover area is detected by the network device or the mobile device based on comparing the signal strength or the signal quality of the downlink carrier with the signal strength or the signal quality of one of the co-sited downlink carrier or the neighboring downlink carrier. The downlink carrier, the co-sited downlink carrier or the neighboring downlink carrier may be from a core band, (e.g., 2.0 GHz), or extension band, (e.g., 2.5 GHz), of frequencies or combination thereof. The system provides for handovers while uplink carrier interference is avoided.
    • 一种用于上行链路干扰避免的软切换检测的方法和系统,其包括通信网络中的网络设备和移动设备。 移动设备使用下行链路载波。 测量下行链路载波和共同下行链路载波或相邻下行链路载波之一的参数,例如信号强度或信号质量。 基于将下行链路载波的信号强度或信号质量与共同下行链路载波或相邻下行链路载波之一的信号强度或信号质量进行比较,由网络设备或移动设备检测软切换区域 。 下行链路载波,共同下行链路载波或相邻下行链路载波可以来自频率的核心频带(例如,2.0GHz)或扩展频带(例如,2.5GHz)或其组合。 该系统提供切换,同时避免上行链路载波干扰。
    • 7. 发明授权
    • Handovers of user equipment connections in wireless communications systems
    • 在无线通信系统中切换用户设备连接
    • US07167709B2
    • 2007-01-23
    • US10759415
    • 2004-01-16
    • Uwe SchwarzPeter MuszynskiKari Rikkinen
    • Uwe SchwarzPeter MuszynskiKari Rikkinen
    • H04Q7/20
    • H04W36/06
    • An inter-frequency handover of a UE connection is performed in which the frequency of the uplink connection from the UE to a base station remains the same and the frequency of the downlink connection from the base station to the UE changes from a first downlink frequency to a second downlink frequency. A request for the handover is transmitted from the base station. The request containing information indicating the second downlink frequency and information indicating that the uplink frequency remains the same. In response to the request, the physical layer of the uplink connection is maintained while changing the downlink frequency from the first downlink frequency to the second downlink frequency.
    • 执行UE连接的频间切换,其中从UE到基站的上行链路连接的频率保持相同,并且从基站到UE的下行链路连接的频率从第一下行链路频率改变为 第二下行链路频率。 从基站发送切换请求。 该请求包含指示第二下行链路频率的信息和指示上行链路频率保持相同的信息。 响应于该请求,在将下行链路频率从第一下行链路频率改变到第二下行链路频率的同时维持上行链路连接的物理层。
    • 10. 发明授权
    • Base station for phasing a transmission signal to a mobile unit based on information recieved from the mobile unit
    • 基站,用于基于从移动单元接收到的信息,将传输信号定向到移动单元
    • US06345188B1
    • 2002-02-05
    • US08971218
    • 1997-11-14
    • Ilkka KeskitaloPeter MuszynskiJaana Laiho-Steffens
    • Ilkka KeskitaloPeter MuszynskiJaana Laiho-Steffens
    • H04B138
    • H04B7/10
    • An apparatus and method of steering a signal from a base station is disclosed. The base station comprises one or more antenna arrays, one or more channel units, the channel units comprising means for phasing the signal to be transmitted and received in such a way that the gain from the antenna array is greatest in a specified direction. Further, the base station includes means for distinguishing connection quality information from information received from the mobile station. In order to improve the spectral efficiency and the connection quality, the channel unit comprises means for searching for the incoming directions and delays of the received signal components, and means for controlling the phasing means of the signal transmitted to the mobile on the basis of the information and the connection quality information received from the mobile station.
    • 公开了一种用于控制来自基站的信号的装置和方法。 基站包括一个或多个天线阵列,一个或多个信道单元,信道单元包括用于使得要从天线阵列获得的增益在指定方向上最大的待发射和接收信号相位的装置。 此外,基站包括用于区分连接质量信息与从移动台接收的信息的装置。 为了提高频谱效率和连接质量,信道单元包括用于搜索接收到的信号分量的输入方向和延迟的装置,以及用于根据该信号分量控制发送到移动台的信号的定相装置的装置 信息和从移动台接收的连接质量信息。