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- spatial spectrum analyzer 空间频谱分析仪
- A FFT spectrum analyzer was used to measure the resonant frequency. 试验时采用六种实大尺寸试材，共振频率之测定系利用FFT频谱分析仪。
- This document discusses EMI measurements using the Real-Time Spectrum Analyzer. 本文探讨了如何使用实时频谱分析仪进行EMI测量。
- Since DFT can he calculated via its fast algorithm FFT, the compulation is less than the conventional spatial spectrum estimation algorithm. 由于离散傅里叶变换可以用其快速算法FFT进行计算;较之传统的空间谱估计而言;计算量有很大地减少.
- After acquired the number of signal sources,by choosing the signal subspace or noise subspace the spatial spectrum is computed. 在判定出信号源个数后,有选择地使用信号子空间或噪声子空间去计算空间谱,进一步减少计算量。
- The Real-Time Spectrum Analyzer (RTSA) has many superior capabilities for signal monitoring and surveillance. 实时频谱分析仪(RTSA)为信号监测和监控提供了许多杰出的功能。
- The spatial spectrum technique based on MUSIC algorithm is mainly discussed as well as its application in the vehicle-carried direction-finding system of UAV. 介绍了一种基于MUSIC算法的空间谱估计技术,对其算法原理与过程进行了详细分析,并给出了它在车载无人机测向系统中的应用。
- This document describes the advantages of using a Real-Time Spectrum Analyzer to measure switching power supplies. 本文介绍了使用实时频谱分析仪进行开关电源测量的优势。
- The spatial spectrum is sampled in this bandwidth.The sampling space is proportional to the bandwidth and inversely to the space-bandwidth product of the aperture function. 在此带宽内对频谱抽样, 抽样间距与观察处的带宽成正比, 与孔径函数的空间带宽积成反比。
- Measurement was made with a spectrum analyzer by first filtering out the fundamental sinewave. 首先滤除基础正弦波频率。
- Based on this phenomenon, a new configuration of integrated acoustic RF spectrum analyzer (IASA) is proposed. 基于上述现象,作者提出一种新形式的集成声学射频频谱分析器(IASA)结构。
- Both an RF power analyzer and a spectrum analyzer are essentially specialized superheterodyne receivers. 功率分析仪和频谱分析仪都本质上都是超外差接收机。
- The tensile and impact section of the pangolin’s scale were examined with SEM and an energy spectrum analyzer. 利用扫描电镜及能谱仪对材料的拉伸、冲击断口及成分进行了分析。
- The spectrum analyzer that operates series of any a kind of HP8590A needs those who have lowermost limit to groom only. 操作任何一种HP8590A系列的频谱分析仪只要要进行最低限度的培训。
- Some relations of the spatial spectrum of target on the Ewald sphere with its far andnear field scattering data on a measurement surface are discussed with the aid of the equiva-lent source concept. 本文通过目标等效源概念,讨论远场与近场条件下测量面上散射场与目标Fourier域中Ewald球面上空间谱值之间关系。
- The data acquisition of spectrum analyzer.is achieved on the basis of programming instruction set of spectrum analyzer. 文中介绍基于虚拟仪器技术的频谱分析仪自动测试系统的设计过程。
- EMC measuring instrument, signal simulator, interference eliminator, interference receiver, spectrum analyzer. 电磁兼容测试仪器信号模拟器干扰抑制器干扰接收机、频谱分析仪；
- Spatial spectrum estimation is an important area in array signal processing, which is widely used in radar, communication, sonar, earthquake, chronometer and other aspects of science and technology. 空间谱估计是阵列信号处理的一个重要分支，近年来在雷达、通信、声纳、地震、射线天文等科技领域取得了极为广泛的应用。
- Finally, compared with the integrated acoustic-optic spectrum analyzer (IOSA), the potentiality of AGSA is estimated. 讨论了决定这种器件性能的几个主要因素,估计了这种器件的发展潜力,并与集成声光射频频谱分析器作了比较。
- We can estimate two-dimensional spatial spectra of sources in colour Guassian noises by eigen-decomposing the matrix. 对四阶累量混合波达方向矩阵进行特征分解，可实现有色高斯噪声背景中空域信号二维空间谱估计。
