日本科学家奥村通过对城市进行大量无线电波传播损耗的测量，得出了一系列经验曲线用于无线蜂窝网络的规划设计。在这些经验曲线的基础上，推出了简化的Hata模型。-Olympic Village by Japanese scientists a great deal of radio waves in urban propagation loss measurement, the experience curve obtained for a series of planning and design of wireless cellular networks. In the curves on the basis of these experiences, the introduction of a simplified Hata model.