Based on this, this paper focused on the UWB path loss model and the multi-path fading model in mine environment.
在此基础上着重研究了矿井环境下的UWB路径损耗模型和多径衰落模型。
This paper considers a non-regenerative cooperative diversity technique under the well-known log-distance path loss model.
考虑对数路径损耗模型下采用非再生信道的协作分集技术提高信道容量问题。
This thesis adopts empirical path loss model based on numerous measurements to obtain the mapping between signal strength and geometric path.
论文采用了基于大量测量值的经验损耗模型作为信号强度和几何路径之间的映射关系。
We used Logarithmic Distance Path Loss Model to locate after LANDMARC and filter reference labels of TOP K second time. Finally we promoted the precision of location.
本文引入对数距离路径损耗模型作为LANDMARC的补充进行二次定位，通过对TOPK参考标签进行二次筛选，来实现定位精确度的提升。
And the radio regional coverage scope with the path loss model under the normal work mode is discussed, then the different edge communication probability of coverage scope is determined.
结合路径损耗模型给出了正常工作模式下的数字集群系统无线区域覆盖范围，并给出了不同的边缘通信概率的系统覆盖范围。
This paper presents a three-dimensional propagation model for path-loss prediction in an urban microcell, based on ray-tracing techniques.
基于三维射线跟踪的微变网络方法和波前重建思路 ，提出一种适用于三维复杂介质地震波走时的快速算法。
This paper presents a three-dimensional propagation model for path-loss prediction in an urban microcell, based on ray-tracing techniques.
基于三维射线跟踪的微变网络方法和波前重建思路 ，提出一种适用于三维复杂介质地震波走时的快速算法。
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