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- signal parameter analyzer 信号参数分析器
- Signal parameter estimation of PSA means estimating the angles of arrival and the polarization angles simultaneously according to the samples of PSA. 用克拉美一劳限(CRB)来衡量信号到达角和极化角的估计精度,利用Fisher信息矩阵求逆导出信号到达角和极化角CRB的解析表达式,两信号特征参量接近时,它们的估计精度均下降。
- The direct digital frequency synthesizes (DDS) to take one kind of new frequency synthesis technology, May realize from the signal parameter to the waveform transformation. 直接数字式频率合成(DDS)作为一种新的频率合成技术,它可以实现从信号参数到信号波形的转换。
- Yin Qinye,Zou Lihe,Newcomb R W.A High Resouhion Approach to 2-D Signal Parameter Estimation-DOA Matrix Method[J].Journal of China Institute of Communications,1991,12(4):1-7. [7]殷勤业;邹理和;Newcomb R W.;一种高分辨率二维信号参量估计方法一波达方向矩阵法[J]
- The signal parameters to be identified include hopping frequencies, hopping rate, and hopping sequence. 待识别之跳频讯号参数包括跳跃频率、跳跃率及跳跃时序等。
- This algorithm can implement blind estimation without a prior knowledge of pseudorandom sequence and signal parameters. 提出了一种基于循环谱包络的多径直扩信号的码元速率和载频估计算法,给出了实现步骤。
- AE signal parameter analysis method of press vessel 压力容器声发射信号参数分析方法的探讨
- The linear predictive coding technology (LPC) is a kind of important voice signal processing technology.It is widely used in the fields of estimating voice signal parameters. 摘要线性预测编码(LPC)技术是一种重要的语音信号处理技术,广泛地应用在估计基本的语音参数等方面。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- Radiation multi parameter analyzing assembly 辐射多参数分析装置
- How to detect the LPI radar signal and estimate the signal parameters in low signal to noise ratio condition is very important in modern Electronic Warfare (EW). The research in this field is belongs to the frontier of EW technology. 如何在低信噪比下检测LPI雷达信号并进行参数估计在电子战中具有重要的意义,这方面的研究至今属于电子战的前沿课题之一。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- The method can cluster signals based on the relevance of signal parameters and does not need to appoint cluster number in advance. 该方法无需预先指定分类数,利用信号参数之间的关联性自动进行聚类,以此达到分选的效果。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- According to this algorithm, eigenvalues together with the corresponding eigenvectors is used to estimate signal parameters, as to avoid searching spectral peak or pairing among parameters. 该算法利用特征值及相应的特征矢量估计信号参数,不需要谱峰搜索且各参数自动配对。
- Based on the established model, the analysis results of the process parameters show that the change of reference biochemical index can be estimated by monitoring bioelectric signal parameters. 模糊神经网络预测的结果与实际检测的结果非常吻合,从而为电针镇痛过程中生化指标变化预测提供了一种新的方法。
- The SNMR signal is disturbed usually by the spike noise because of the extremely weak signal with nV grade, the signal SNR is low and the error value of SNMR signal parameters is big. 地面核磁共振信号是纳伏级的微弱信号,实际测量中易受到奇异噪声干扰,导致信号信噪比低,信号参数提取误差大。