(参考资料)跳频系统的设计与实现
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沈阳理工大学学士学位论文
目录
1 绪论 ......................................................................................................................................1 1.1 概述 ...........................................................................................................................1 1.2.1 跳频通信系统概述 ........................................................................................1 1.2.2 跳频技术的应用背景和发展趋势 ................................................................2 1.3 MATLAB 简介..........................................................................................................3
This paper analyzed theoretically the anti-jamming performance of frequency hopping communication system, its components include signal generating parts, send, receive, a sentence, a frequency hopping subsystem module of five parts, and take the BPSK system as an example, the use of Matlab simulation system realization of frequency hopping system simulation, simulation of a 64 jump frequency hopping system send system, analysis the simulation results reach the expected effect. Key words: Frequency hopping communication system; BPSK; MATLAB; The simulation
沈阳理工大学学士学位论文
摘要Fra Baidu bibliotek
跳频通信系统是一种典型扩展频谱通信系统，它在军事通信、移动通信、计算机无 线数据传输和无线局域网等领域有着十分广泛的应用，已成为当前短波保密通信的一个 重要发展方向。本文介绍了跳频通信系统的基本工作过程，从跳频系统的结构组成、工 作原理、主要技术指标、跳频通信系统的解跳和解调等方面阐述了跳频通信基本原理, 并对跳频通信系统的抗干扰技术及其性能进行了仿真研究。
I
沈阳理工大学学士学位论文
Abstract
Frequency hopping communication system is a typical spread spectrum communication system, it is in military communications, mobile communications, computer, wireless data transmission and wireless local area network (LAN), and other fields has a very wide application, has become the current shortwave communication security is an important development direction. This paper introduces the basic working process of frequency hopping communication system, from the structure of the frequency hopping system composition, working principle, main technical index, the solution of the frequency hopping communication system and demodulation etc. This paper expounds the basic principle of frequency hopping communication, and the anti-jamming technology of frequency hopping communication system and its performance has carried on the simulation research.
2 跳频系统的基本原理 ..........................................................................................................5 2.1 跳频系统概述 ...........................................................................................................5 2.1.1 系统结构及信号传输过程 ............................................................................5 2.1.2 跳频系统的概念 ............................................................................................5 2.2 跳频信号的发送和接收 ...........................................................................................6 2.2.1 跳频信号的发送 ............................................................................................6 2.2.2 跳频信号的接收 ............................................................................................8 2.3 跳频系统的扩频码序列和跳频图案的设计 ......................................................... 11 2.3.1 伪随机码的特性 .......................................................................................... 11 2.3.2 跳频图案的设计 .......................................................................................... 11
本文从理论上分析了跳频通信系统的抗干扰性能，其组成部分包括信号生成部分、 发送部分、接收部分、判决部分、跳频子系统模块五个部分，并以BPSK系统为例，利 用Matlab仿真系统实现跳频系统的仿真，模拟一个64跳的跳频系统的发送系统，分析仿 真结果达到了预期的效果。 关键词：跳频通信系统；BPSK；Matlab；仿真
沈阳理工大学学士学位论文
目录
1 绪论 ......................................................................................................................................1 1.1 概述 ...........................................................................................................................1 1.2.1 跳频通信系统概述 ........................................................................................1 1.2.2 跳频技术的应用背景和发展趋势 ................................................................2 1.3 MATLAB 简介..........................................................................................................3
This paper analyzed theoretically the anti-jamming performance of frequency hopping communication system, its components include signal generating parts, send, receive, a sentence, a frequency hopping subsystem module of five parts, and take the BPSK system as an example, the use of Matlab simulation system realization of frequency hopping system simulation, simulation of a 64 jump frequency hopping system send system, analysis the simulation results reach the expected effect. Key words: Frequency hopping communication system; BPSK; MATLAB; The simulation
沈阳理工大学学士学位论文
摘要Fra Baidu bibliotek
跳频通信系统是一种典型扩展频谱通信系统，它在军事通信、移动通信、计算机无 线数据传输和无线局域网等领域有着十分广泛的应用，已成为当前短波保密通信的一个 重要发展方向。本文介绍了跳频通信系统的基本工作过程，从跳频系统的结构组成、工 作原理、主要技术指标、跳频通信系统的解跳和解调等方面阐述了跳频通信基本原理, 并对跳频通信系统的抗干扰技术及其性能进行了仿真研究。
I
沈阳理工大学学士学位论文
Abstract
Frequency hopping communication system is a typical spread spectrum communication system, it is in military communications, mobile communications, computer, wireless data transmission and wireless local area network (LAN), and other fields has a very wide application, has become the current shortwave communication security is an important development direction. This paper introduces the basic working process of frequency hopping communication system, from the structure of the frequency hopping system composition, working principle, main technical index, the solution of the frequency hopping communication system and demodulation etc. This paper expounds the basic principle of frequency hopping communication, and the anti-jamming technology of frequency hopping communication system and its performance has carried on the simulation research.
2 跳频系统的基本原理 ..........................................................................................................5 2.1 跳频系统概述 ...........................................................................................................5 2.1.1 系统结构及信号传输过程 ............................................................................5 2.1.2 跳频系统的概念 ............................................................................................5 2.2 跳频信号的发送和接收 ...........................................................................................6 2.2.1 跳频信号的发送 ............................................................................................6 2.2.2 跳频信号的接收 ............................................................................................8 2.3 跳频系统的扩频码序列和跳频图案的设计 ......................................................... 11 2.3.1 伪随机码的特性 .......................................................................................... 11 2.3.2 跳频图案的设计 .......................................................................................... 11
本文从理论上分析了跳频通信系统的抗干扰性能，其组成部分包括信号生成部分、 发送部分、接收部分、判决部分、跳频子系统模块五个部分，并以BPSK系统为例，利 用Matlab仿真系统实现跳频系统的仿真，模拟一个64跳的跳频系统的发送系统，分析仿 真结果达到了预期的效果。 关键词：跳频通信系统；BPSK；Matlab；仿真