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Description: 基于 Ｗａｔｔｅｒｓｏｎ 模型的短波信道实时软件模拟
韩志学 ， 毕文斌 ， 张兴周
摘 要： 针对短波信道多径、衰落、多普勒频移及扩展等特点， 设计了一种基于 Ｗａｔｔｅｒｓｏｎ 模型的短波信道模拟
器， 该模拟器采用全软件实现， 具有简单易行、可移植性强、费用低等优点， 并可实时嵌入到调制解调器中。通过对
仿真中关键技术进行改进， 提高了系统性能。仿真结果验证了该模拟器的有效性。
-Based on the Watterson HF channel model for real-time software simulation of Han Xue,毕文斌, Zhang Zhou Abstract: In view of short-wave channel multipath, fading, Doppler frequency shift and expansion features such as, design a model based on the Watterson HF channel simulator, the simulation device-wide software implementation with a simple, portability, and low cost, and real-time embedded modems. Through the simulation of key technologies to improve the improve the system performance. The simulation results confirm the validity of the simulator.
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Size: 61440 |
Author: 张杰 |
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Description: 摘 要：建立了几个军事短波通信系统仿真模型，并简要叙述了军事短波通信系统中跳频、扩频的干扰方程。文章给出了仿真物理结构图以及功能模块图，也给出了军事短波通信抗干扰性能仿真评估的指标，提出了利用云模型及云不确定性推理对仿真结果进行评估，并给出了干扰和无干扰条件下军事短波通信的抗干扰性能评估结果。-Abstract: A number of military HF communications system simulation model, and a brief description of the military short-wave frequency-hopping communication systems, spread spectrum interference equation. In this paper, simulation of the physical structure and function module map also gives the military a short-wave communications simulation to assess anti-interference performance indicators, the use of cloud model and the cloud of uncertainty reasoning to assess the simulation results are also given interference and non-interference under the conditions of military HF communication the results of the assessment of anti-interference performance.
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Size: 59392 |
Author: ma ming |
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