单选题 在没有高精度电子地图的时候,通常会利用Google Earth的高精度卫星照片来进行区域边界的划定。然后把划定好的边界导入仿真软件。实现这个过程比较好的做法是:

A、 对Google Earth的卫星图片进行截图,在Mapinfo中进行定标,然后划定边界,存为tab图层后,然后在仿真软件中导入图层。
B、 在Google Earth中直接划定边界,保存为kml或kmz文件。然后用Global Mapper等工作转换为tab图层。然后在仿真软件中导入。
C、 在仿真软件中根据直觉来直接划定边界。
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相关试题

单选题 LTE FDD中,A2事件是指________。 | For LTE FDD system, Event A2 means ________.

A、服务区小区好于门限 | Serving becomes better than threshold
B、服务小区差于门限 | Serving becomes worse than threshold
C、邻区好于服务小区一个偏置 | Neighbour becomes offset better than serving
D、服务小区差于门限1,且邻区好于门限2 | Serving becomes worse than threshold1 and neighbour becomes better than threshold2

单选题 LTE FDD中,A1事件是指________。 | For LTE FDD system, Event A1 means ________.

A、服务区小区好于门限 | Serving becomes better than threshold
B、服务小区差于门限 | Serving becomes worse than threshold
C、邻区好于服务小区一个偏置 | Neighbour becomes offset better than serving
D、服务小区差于门限1,且邻区好于门限2 | Serving becomes worse than threshold1 and neighbour becomes better than threshold2

单选题 当UE发现需要发起切换时,向eNB发起_______消息、将“切换请求”信息传递给eNB。 | UE will send a _______ message to eNB to imply the information of handover request.

A、RRCConnectionRequest
B、HandoverRequest
C、ULInformationTransfer
D、MeasurementReport

单选题 在下列哪个协议文本中,可以查到LTE FDD切换信令流程和切换参数的含义? | In which Technical Specification can we find the description of LTE FDD Handover siganling and parameters?

A、36.331
B、36.211
C、36.311
D、25.331

单选题 LTE FDD中,A4事件是指________。 | For LTE FDD system, Event A4 means ________.

A、服务区小区好于门限 | Serving becomes better than threshold
B、邻区好于门限 | Neighbour becomes better than threshold
C、邻区好于服务小区一个偏置 | Neighbour becomes offset better than serving
D、服务小区差于门限1,且邻区好于门限2 | Serving becomes worse than threshold1 and neighbour becomes better than threshold2

单选题 LTE FDD中,A5事件是指________。 | For LTE FDD system, Event A5 means ________.

A、服务区小区好于门限 | Serving becomes better than threshold
B、服务小区差于门限 | Serving becomes worse than threshold
C、邻区好于服务小区一个偏置 | Neighbour becomes offset better than serving
D、服务小区差于门限1,且邻区好于门限2 | Serving becomes worse than threshold1 and neighbour becomes better than threshold2

单选题 重配置完成消息是由(1)_____发给(2)_______的。 | RRCConnectionReconfigurationComplete Message is sent to (2)________ by (1)________.

A、(1). UE; (2). Source eNB
B、(1).UE; (2).Target eNB
C、(1). Source eNB; (2).UE
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单选题 LTE FDD中,A3事件是指________。 | For LTE FDD system, Event A3 means ________.

A、服务区小区好于门限 | Serving becomes better than threshold
B、服务小区差于门限 | Serving becomes worse than threshold
C、邻区好于服务小区一个偏置 | Neighbour becomes offset better than serving
D、服务小区差于门限1,且邻区好于门限2 | Serving becomes worse than threshold1 and neighbour becomes better than threshold2