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。
This paper is mainly on the FSK demodulation algorithms suitable for HF frequency hopping signal interception.
本文主要研究适合短波跳频信号截获的FSK解调算法。
Chapter 3 considers location of a stationary target with time-varying emitting signal, such as frequency hopping signal and linear FM signal.
在第三章里，主要研究了频率时变信号（如频率捷变信号和线性调频信号）的定位算法。
To analyze and detect the feature of frequency hopping signal exactly is a crucial prerequisite to carrying out disturbance to follow the track of signal.
小波变换是信号的时间-频率分析方法，它具有多辨分析的特点，它能有效地检测和识别跳频信号，在跳频通信中有极其重要的作用。
In addition the application of STFT for base band analytic signal based frequency hopping signal recognition, tracking and parameter extraction is investigated.
另外研究了STFT在基于基带解析信号的跳频信号识别、跟踪、以及参数提取中的应用。
The frequency hopping coded signal is a new pulse compression radar signal, and has great analysis value.
跳频编码脉冲信号是一种新的脉冲压缩雷达信号形式，极具研究价值。
Frequency-Hopping signal is a typical nonstationary signal and must adopt nonstationary signal processing methods.
跳频信号是典型的非平稳信号，必须采用非平稳信号处理方法。
With the development of signal detection technique, slow frequency-hopping systems are vulnerable to jamming attacks.
和灭信号检测才能的日害删强，中缓快跳频体解很等忙蒙到做扰的攻打。
The potential temporal hopping point set is fetched from the temporal projection variance of the adjacent domain time-frequency image according to the instantaneous signal bandwidth.
根据跳频信号瞬时带宽，将潜在跳频频率点邻域时频图投影到时域，分选潜在频率跳变点集合。
It is very complicated to compute ambiguity function of frequency hopping coded signal and difficult of draw the ambiguity figure.
跳频编码脉冲雷达信号模糊函数的计算十分复杂，模糊图绘制非常困难。
Test results proved the feasibility of the system, which could successfully extract the signal parameters and demodulate the frequency-hopping signals of high hopping in real time, the compreh…
测试表明该卡具有较好的性能，实现了对跳速较高的跳频信号的盲参量提取和实时解跳解调，并且可以广泛的应用在短波及卫星等大多数应用场合对处理能力的要求。
Test results proved the feasibility of the system, which could successfully extract the signal parameters and demodulate the frequency-hopping signals of high hopping in real time, the compreh…
测试表明该卡具有较好的性能，实现了对跳速较高的跳频信号的盲参量提取和实时解跳解调，并且可以广泛的应用在短波及卫星等大多数应用场合对处理能力的要求。
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