propagation loss

Propagation Loss Prediction of Stratospheric Communication

平流层通信传播损耗预测

Based on the coupled mode theory, second harmonic generation ( SHG) in the form of Cherenkov radiation from a channel waveguide has been investigated taking the propagation loss into account.

基于耦合模理论，分析了考虑传输损耗的条形波导中切伦科夫（Cherenkov）二次谐波（SHG）的问题。

Aiming at weaknesses of degradation of weights and loss of particles' diversity after resampling in elementary particle filtering, this paper studies the particle filter based on nonparametric belief propagation algorithm.

本文针对基本粒子滤波方法具有的权值退化和重采样后粒子丧失多样性等不足，对基于非参数信念传播的粒子滤波目标跟踪方法进行研究。

The visible path experiences path loss only. But because of the blocking of obstacles and the relative motions between the vehicle, the none visible path also experiences propagation delay and Raleigh fading.

可视路径的传播只是经历了路径损耗，而经非可视路径传播的信号，由于障碍物的阻挡以及车辆间的相对运动等还经历了传播时延以及瑞利衰落。

Effect of the Propagation Loss on the Cherenkov SHG in a Channel Waveguide Coupling Single Mode Fibres to Strip Waveguides and Packaging Techniques

传输损耗对条形波导中切伦科夫倍频的影响单模光纤与条形波导的耦合封装技术

Some of these considderationsinclude insertion loss, cross talk, propagation delay , and unterminated stubs.

需要考虑的因素包括插入损耗 、 串扰 、 传输延迟和未端接短截线.

The dispersion and propagation loss can be reduced significantly by properly choosing the thicknesses of the two magnetic films and separation layer.

分析了两个磁性层和间隔层的厚度对静磁后向体波色散和传播损耗的影响。

A propagation loss prediction algorithm of stratospheric communication system based on topographic information is presented in this paper. The program of the algorithm aided by computer is described. And the relation of the propagation and the topographic information is analyzed.

提出了一种基于地形信息的平流层通信系统传播损耗预测算法，给出了预测算法的计算机实现，并且对平流层通信传播损耗与地形关系的仿真结果进行了分析。

Propagation Characteristics of Magnetostatic Waves in Medium Waveguides with Magnetic Loss

磁损耗介质波导中静磁波的传播特性

Propagation Loss of Ground Wave for OTH Radar above Smooth Sea

超视距雷达地波沿光滑海面传播损耗的计算

Analyzing and Modeling for the Digital Signal Multipath Propagation Time Delay Spread Suffered from Huge Buildings in a City in Mobile Communication System The value of loss and time-delay is given by simulation calculating in different conditions.

高层建筑对脉冲多径时延展宽影响分析与建模根据仿真计算得到了不同紫外光通信条件下的损耗、时延和脉冲展宽。