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Ray-Based Statistical Propagation Modeling for Indoor Corridor Scenarios at 15 GHz

机译:15 GHz室内走廊场景的基于射线的统计传播建模

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摘要

According to the demands for fifth-generation (5G) communication systems, high frequency bands (above 6 GHz) need to be adopted to provide additional spectrum. This paper investigates the characteristics of indoor corridor channels at 15 GHz. Channel measurements with a vector network analyzer in two corridors were conducted. Based on a ray-optical approach, a deterministic channel model covering both antenna and propagation characteristic is presented. The channel model is evaluated by comparing simulated results of received power and root mean square delay spread with the corresponding measurements. By removing the impact of directional antennas from the transmitter and receiver, a path loss model as well as small-scale fading properties for typical corridors is presented based on the generated samples from the deterministic model. Results show that the standard deviation of path loss variation is related to the Tx height, and placing the Tx closer to the ceiling leads to a smaller fluctuation of path loss.
机译:根据对第五代(5G)通信系统的需求,需要采用高频带(6 GHz以上)来提供附加频谱。本文研究了15 GHz室内走廊通道的特性。用矢量网络分析仪在两个走廊进行了信道测量。基于射线光学方法,提出了一种既涵盖天线又涵盖传播特性的确定性信道模型。通过将接收功率和均方根时延扩展的仿真结果与相应的测量结果进行比较,可以评估信道模型。通过消除发射机和接收机中定向天线的影响,基于确定性模型生成的样本,给出了典型走廊的路径损耗模型以及小规模衰落特性。结果表明,路径损耗变化的标准偏差与Tx高度有关,并且将Tx放置在距离天花板更近的地方,路径损耗的波动较小。

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  • 来源
    《International journal of antennas and propagation》 |2016年第2期|2523913.1-2523913.12|共12页
  • 作者单位

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China;

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China;

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China;

    Univ S Carolina, Dept Elect Engn, Columbia, SC 29208 USA;

    Beijing Jiaotong Univ, State Key Lab Rail Traff Control & Safety, Beijing 100044, Peoples R China;

    Natl Inst Metrol, Beijing 100013, Peoples R China;

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