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- frequency hopping spectrum 跳频扩频
- Fast frequency hopping avoids interference. 快速跳频避免干扰。
- Spread spectrum has two distinct flavors: direct sequence and frequency hopping. 该技术有两个明显的变型：直接顺序与跳频。
- A new chaotic spread spectrum communication system FFH-FMDCSK is presented, which is based on FMDCSK and fast frequency hopping techniques. 本文提出一种基于差分混沌频率调制(FMDCSK)的快速跳频扩谱通信系统(简称FFH-FMDCSK)。
- Differential frequency hopping (DFH) is a new kind of spectrum spread communication technique owing to the G function algorithm. 摘要差分跳频是一种新的扩展频谱通信技术，它主要归结于一种G函数算法。
- Differential frequency hopping(DFH) is a new kind of spectrum spread communication technique owing to the G function algorithm. 差分跳频是一种新的扩展频谱通信技术,它主要归结于一种G函数算法。
- Frequency hopping is a spread-spectrum communications technique, meaning that the total available spectrum is split up into smaller sections so as to be better utilised. 频跳是传播光谱通信技术，意思被分离入更小的部分以便更好运用总可利用的光谱。
- This paper has introduced the structure and work mode of DDS chip AD9854. And this chip's applications in direct sequence spread spectrum and frequency hopping has been researched into. 摘要介绍了AD9854的结构及工作模式，并对AD9854芯片在扩频通信的直接序列扩频工作方式和跳变频率工作方式中的应用进行了研究。
- Frequency agile radar synthesis detection unit works in frequency hopping state in RF band. 频率捷变雷达综合测试仪工作在射频段捷变状态。
- Includes Advanced Frequency Hopping technology to better co-exist with WiFi networks. 包含高级频率跳跃技术,可以与WiFi网络更好地并存。
- Frequency Hopping Spread Spectrum LT 跳频扩频
- An acquisition method of frequency hopping signal in a TDMA system is presented in this paper. 本文提出一种时分多址跳频信号的捕获方法。
- Intelligent Spectrum Frequency Hopping Technology 智能频谱跳频技术
- frequency hopping spread spectrum 跳频扩频
- Fast frequency hopping avoids interference Adaptive output power minimizes interference Short data packets maximize capacity during interference. 快速跳频避免干扰可变的电源输出使干扰减小到最小采用短数据包传输增强抗干扰能力。
- Meanwhile, synchronization is also the difficulty of the development of FH system, which needs supplicated design especially in the fast frequency hopping(FFH). 同时跳频同步也是跳频通信系统开发的难点,特别在高跳速工作时实现同步捕获和跟踪需要精心设计方案。
- The performance of Turbo coded optical fast frequency hopping CDMA network(FFH OCDMA) using binary PPM modulation(BPPM) was analyzed. 在不考虑噪声和仅考虑散粒噪声两种情况下 ;分析了 Turbo码对二进制脉冲位置调制( BPPM)的快跳频光码分多址 ( FFH OCDMA)系统性能的影响 ;并对该系统进行了数值模拟 .
- The main work of this paper is realizing a self-adaptation frequency hopping station adapting to new military requisition. 本文的工作就是在软件无线电的架构下实现一种适应现代军事新要求的自适应跳频电台。
- The paper deals with how to achieve Frequency-synthesis Technology of Frequency Hopping Communication System based on FPGA. 摘要文章探讨了一种基于FPGA的跳频通信系统频率合成技术实现方案。
