spectrum signature
英 [ˈspektrəm ˈsɪɡnətʃə(r)]
美 [ˈspektrəm ˈsɪɡnətʃər]
网络 谱特征; 频谱特征
双语例句
- This paper is intended to propose a new concept, the longitudinal distribution of source intensity spectrum of ship radiated noise, to exhibit the spatial and spectral distributions of the noise energy and the diverse sound signature at some special sections of ships.
建议用舰船的噪声源强度谱纵向分布特性描述舰船辐射噪声能量沿舰船纵向及频域的二维分布，探讨舰船不同部位辐射噪声的源强度和功率谱特征。 - Introduces the application of VSF/ MC-DS technology in transmission system, and discusses its transmission theory, spectrum signature and performance.
介绍了应用于短波极具潜力的VSF/MC-DS隐身通信技术，讨论了VSF/MC-DS隐身通信系统发送接收原理、频谱特征及其在短波高速数据传输体制中的应用优势和策略。 - Ship-radiated noise analysis with higher-order spectrum and its signature
船辐射噪声高阶谱分析和标记图 - The longitudinal distributions of source intensity spectrum of several typical ships is given on the basis of time frequency analysis of the passage signature of ship radiated noises.
籍助对舰船噪声通过特性信号的时频分析，得到了若干典型舰船的噪声源强度谱纵向分布特性。 - This paper first summarizes the difficulty in detecting and identifying helicopter, then analysis the spectrum signature of radar echo signal from helicopter, and estimates the width of the spectrum modulated by helicopter blades.
该文首先总结了直升机目标雷达探测和识别的难点，然后分析了直升机目标雷达回波信号频谱调制特征，给出了直升机回波频谱宽度的估算式。 - In order to solve the problem of the underwater target feature extraction and recognition, this paper analyzed the frequency spectrum signature of the passive sonar target noise, and proposed a kind of method to extract the object signature based on Welch power spectrum density estimation.
为解决被动声呐目标的特征提取与识别问题，通过对被动声呐目标噪声频谱特性的深入分析，给出了一种基于Welch谱估计的目标特征提取方法。 - Scattering Spectrum Signature of Rotating Blades for Aircraft Engine
飞机发动机旋转叶片的散射谱特征 - Based on the properties of high range resolution and wide band spectrum of UWB radar signal, an algorithm of shape recognition for radar signature of the target is presented. The principle block diagram to realize the algorithm by hardware circuits is given.
针对超宽带雷达信号的高空间分辨力和宽频谱特性，提出了一种基于雷达目标形状识别的算法，并结合该算法给出了硬件电路实现的原理框图。 - Utilizing the spectrum analyzing method, we further study the effect of the feedback light polarization on the extraction of time-delay signature.
利用谱分析方法进一步研究反馈光偏振态的变化对混沌半导体激光器时延特性提取的影响。