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    • 2. 发明申请
    • METHOD AND SYSTEM FOR UPLINK INTERFERENCE MANAGEMENT IN HETEROGENEOUS CELLULAR NETWORKS
    • 异构细胞网络上链干扰管理方法与系统
    • US20130201966A1
    • 2013-08-08
    • US13568587
    • 2012-08-07
    • Jianfeng WENGShiguang GUOChandra Sekhar BONTUAndrew Mark EARNSHAW
    • Jianfeng WENGShiguang GUOChandra Sekhar BONTUAndrew Mark EARNSHAW
    • H04W72/08
    • H04W72/082H04W56/0005H04W56/0015H04W72/04H04W72/12H04W92/20
    • A method, at a first network access device of a heterogeneous network, the method sending a report to a second network access device indicating a user equipment (UE) in the vicinity of the second network access device to be handled in the uplink by the second network access device; receiving an uplink timing control report from the second network access device; transmitting uplink timing control adjustments to the UE; allocating uplink resources for the second network access device to forward uplink information; allocating physical downlink control channel (‘PDCCH’) resources belonging to the first network access device for transmitting uplink scheduling information provided by the second network access device to the UE; receiving uplink information including uplink scheduling information from the second network access device at the first network access device; and sending the uplink scheduling information to the UE.
    • 一种方法,在异构网络的第一网络接入设备处,向所述第二网络接入设备发送报告的方法,所述第二网络接入设备指示所述第二网络接入设备附近的用户设备(UE)在所述上行链路中由所述第二网络接入设备 网络接入设备; 从所述第二网络接入设备接收上行链路定时控制报告; 向所述UE发送上行链路定时控制调整; 为第二网络接入设备分配上行链路资源以转发上行链路信息; 分配属于所述第一网络接入设备的物理下行链路控制信道(“PDCCH”)资源,用于向所述UE发送由所述第二网络接入设备提供的上行链路调度信息; 从所述第一网络接入设备处的所述第二网络接入设备接收包括上行链路调度信息的上行链路信息; 并向UE发送上行调度信息。
    • 5. 发明申请
    • METHOD AND DEVICE FOR IMPROVED USER EQUIPMENT MEASUREMENTS AND REPORTING
    • 改进用户设备测量和报告的方法和设备
    • US20120115463A1
    • 2012-05-10
    • US12943462
    • 2010-11-10
    • Jianfeng WENGFirouz Behnamfar
    • Jianfeng WENGFirouz Behnamfar
    • H04W24/00
    • H04W24/10H04B17/24H04B17/318H04B17/345H04B17/382H04L1/0026H04L1/20H04W36/0085
    • A method and electronic device for improved filtering of mobile communications device physical layer measurement ratios to reduce the variance of reported measurements. First and second signal powers of a cell in a mobile communications network are measured and a filter having a network determined filter coefficient is applied to the first signal power. A signal quality value is determined from the filtered first signal power and the second signal power. A second filter with a network determined filter coefficient may be applied to the second signal power. An example signal quality value comprises a reference signal received quality (RSRQ) comprised of the ratio of reference signal received power (RSRP), multiplied by the number (N) of resource blocks of a carrier received signal strength indicator (RSSI), to the carrier RSSI.
    • 一种用于改进移动通信设备物理层测量比过滤的方法和电子设备,以减少报告测量的方差。 测量移动通信网络中的小区的第一和第二信号功率,并将具有网络确定的滤波器系数的滤波器应用于第一信号功率。 根据滤波的第一信号功率和第二信号功率确定信号质量值。 具有网络确定的滤波器系数的第二滤波器可以应用于第二信号功率。 示例性信号质量值包括由参考信号接收功率(RSRP)的比率乘以载波接收信号强度指示符(RSSI)的资源块的数量(N))到参考信号接收质量(RSRQ)的参考信号接收质量 载波RSSI。
    • 7. 发明申请
    • UPDATING MAP DATA FROM CAMERA IMAGES
    • 从相机图像更新地图数据
    • US20120166074A1
    • 2012-06-28
    • US12977394
    • 2010-12-23
    • Jianfeng WENGXin JINDavid STEER
    • Jianfeng WENGXin JINDavid STEER
    • G01C21/00G06F17/30G06F17/00
    • G01C21/32
    • A method of updating map data entails capturing an image using a camera, determining a location of an object in the image, creating new map data to represent the object in the image, and updating a map database to include the new map data for the object in the image. This method may be implemented on a GPS-enabled wireless communications device having an onboard camera which can transmit the new map data to a map server for updating its map database. Determining the position of the object in the image relative to the wireless device may be accomplished using a rangefinder and compass, triangulation of multiple images of the object, or a stereoscopic camera. The accuracy of the GPS position fix may be improved by capturing images of recognizable objects for which location coordinates are available.
    • 更新地图数据的方法需要使用相机拍摄图像,确定图像中的对象的位置,创建新的地图数据来表示图像中的对象,并且更新地图数据库以包括对象的新的地图数据 在图像中。 该方法可以在具有车载相机的具有GPS功能的无线通信设备上实现,该车载摄像机可以将新的地图数据传输到地图服务器以更新其地图数据库。 可以使用测距仪和罗盘,对象的多个图像的三角测量或立体相机来确定图像中的对象相对于无线设备的位置。 可以通过捕获位置坐标可用的可识别对象的图像来改善GPS定位的精度。