给出了“跳一停”策略存在的条件、最优费用函数、最佳控制的解析式及控制方法。
Also, the conditions of the "fail-stop" strategy, optimal cost function and optimal control function are given.
频率转移函数是相关跳频的关键技术之一,将直接影响相关跳频通信系统的性能。
The frequency transition function in DFH system is one of the key technologies and will influences the performance of the corresponding communication system considerably.
频率转移函数设计和信号的检测方法是差分跳频中的关键技术。
The frequencies transition function and the method of signal detection are the key technologies in this system.
算法采用探测包并行地搜索可行路径,并使用启发式函数随机选择下一跳节点。
This algorithm employs probes to search feasible paths in parallel, and USES heuristic functions to randomly select a suitable next node.
本文研究了平面上的单跳双增函数的结构,得到了平面上的单跳双增函数图象的明确、简洁、清楚的结构。
The struction of single jump twin increase function of plane is researched, simple, clear and definite struetion of single jump twin increase function graph of plane is obtained.
基于仿射密码的加密原理,构造了一种差分跳频的频转移函数。
Based on the encryption principle of affine cipher, a frequency transition function of DFH is designed.
本文进一步证明了“二维序贯均匀等距设计”对跳比单调函数类的有效性。
In this paper, the validity of sequential uniform design for monotone function by rate jump was point out.
介绍了差分跳频技术的特点,构造了一类基于回归移位寄存器的频率转移函数。
In this paper, the characteristics of the DFH technologies are described, and the frequency transition function based on the recursive shift register is proposed.
计算机模拟结果表明,选择合适的窗口函数类型和窗口参数,利用STFT进行跳频信号的跟踪、分析,可取得较好的效果。
Computer simulating results have shown that it is a good method to track and to analyze FH SS signal by using STFT if a proper window function with proper parameter is selected.
通过分析输出序列的状态空间,提出了一种改进的非线性转移函数来改善跳频序列的性能。
By the analysis of state space, nonlinear transfer function was employed to improve the performance of FH sequence.
通过分析输出序列的状态空间,提出了一种改进的非线性转移函数来改善跳频序列的性能。
By the analysts of state space, nonlinear transfer function is employed to improve the performance of FH sequence.
本文结合新型体制脉内调频、脉间步进跳频雷达,分析推导了该信号形式的模糊函数。
The ambiguity function of intra-pulse chirp and inter-pulse stepped frequency signal is analyzed and obtained according to new type radar. Firstly, the expression of the signal is given.
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。
It is very complicated to compute ambiguity function of frequency hopping coded signal and difficult of draw the ambiguity figure.
最后通过实例说明了由该函数产生的跳频图案具有良好的均匀性,从而系统具有较强的隐蔽性和抗破译性。
The final results of experiment prove that the frequency hopping pattern based on this function is good in uniformity, so the system has high complexity and strong anti-attack features.
由该函数产生的跳频图案不仅有良好的随机性和均匀性,而且具有易于硬件实现和密钥产生控制的特点。
The frequency hopping pattern thus generated has not only good randomicity and uniformity, but also features for easy implementation and encryption key generation easily controlled.
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。
It is complicated to compute ambiguity function of frequency hop code signal and difficult to draw the ambiguity figure.
理论分析和统计性能实验表明,该方法构造的跳频序列是贝努利随机序列,其汉明相关函数服从泊松分布。
Theory analysis and performance experimental at results show that this sequence is Bernoulli sequence and its Hamming correlation is shown to be Poisson distributed.
同时针对遗传算法寻优生成的模糊规则存在跳变和规则曲面粗糙等缺陷,在目标函数中引入光滑因子,有效解决了模糊规则跳变现象。
In order to resolve the irregularity between the optimized rules and the coarseness of fuzzy rules' surface, a smoothness factor is applied to the objective function.
该方法基于多维空间变换,构造频率转移函数简单方便,而且便于跳频密钥的管理和控制。
The technique is based on multi- dimension space transform, the realizing of this technique is convenience, and it is easy to control the secret key of frequency hopping.
最后通过实例说明了由该函数产生的跳频图案具有良好的均匀性,从而系统具有较强的隐蔽性和抗破译性。
The final results of experiment prove that the frequency hopping pattern based on this function is good in uniformity, so the system has high complexity and STR...
本文深入研究了美国推出的短波高速跳频CHESS电台的G函数算法,涉及到跳频图案、信息调制与解调等。
G function arithmetic of a HF high speed FH CHESS radio produced in U. S. is deeply studied in this paper, which involves FH pattern and the modulation and demodulation etc.
利用不同的完全非线性函数,可以得到不同的并且具有最优汉明相关性能的跳频序列族。
Based upon different perfect nonlinear functions, different frequency-hopping sequence families with optimal Hamming correlation property could be obtained.
该方法是基于统计的跳变回归方法的改进型,并将能量函数由L2改为L1。
This method is a modified model of Statistical Jump Regression Analysis, and also modifies the energy function from L2 to L1.
该协议中定义了一个有关节点剩余生命期与路由路径跳数的函数,并以该函数值作为路由选择参数进行最优路径的选择,从而使能量充足的节点获得更多参与通信的机会。
A route select parameter computed by residual lifetime of nodes and hop count of route is used to be selected the best route, the nodes that have more energy have more probability of chosen.
该协议中定义了一个有关节点剩余生命期与路由路径跳数的函数,并以该函数值作为路由选择参数进行最优路径的选择,从而使能量充足的节点获得更多参与通信的机会。
A route select parameter computed by residual lifetime of nodes and hop count of route is used to be selected the best route, the nodes that have more energy have more probability of chosen.
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