filter center
英 [ˈfɪltə(r) ˈsentə(r)]
美 [ˈfɪltər ˈsentər]
网络 过滤中心
双语例句
- Before the pitch detection, the voiced is pretreated by band-pass filter, center clipping and digital filter to reduce the effects of formant and high-frequency noises;
在基音检测前用带通滤波、中心削波和数值滤波等方法进行预处理，去除共振峰和高频噪声的影响； - Meanwhile, the switched capacitor notch filter is designed, which can adjust center frequency freely by changing the switching clock frequency and make the center frequency highly accurate and stable.
介绍了数字化开关电容滤波技术，并设计了可以通过改变开关时钟频率来自由调整中心频率的开关电容带阻滤波器，使中心频率具有很高的精度和稳定度。 - Because of the variance of the process and aging, the integrated filter must employ auto-tuning circuit to adjust its center frequency.
应用于射频系统内的低中频滤波器，在系统集成时，由于工艺容差和时间老化的原因，需要自适应电路对其中心频率调整。 - The method is successfully used to SAW filter with center frequency of 914 MHz, bandwidth of 17 MHz.
并成功地用于914MHz，带宽17MHz滤波器的设计。 - With a devising technique of the narrowband filter, a new design method of the UWB receiver was presented and the demand for design of the filter center frequency and bandwidth also were quantificational given.
利用窄带滤波器设计技术，提出了一种新型UWB接收机设计方法，并定量给出了滤波器中心频率和带宽设计的要求。 - The testing results indicate that the tracking characteristic of the filter is excellent, the center frequency is determined by the frequency of switching control pulse, and the tracking filter is a favorable linear band-pass filter with fixed quality factor Q-value and amplitude gain.
试验结果表明：开关电容窄带跟踪滤波器有良好的跟踪特性，其中心频率由开关控制脉冲频率确定，是一种恒品质因素和恒定幅值增益的带通滤波器，具有良好的线性度。 - This paper gives a hierarchical system for fusion of data from multiple radar stations, which makes the filter result as the initial value of center process system, employs iteration arithmetic, and obtains the new tracking.
该方法以局部雷达滤波的结果作为中心处理单元模糊聚类的初值，通过聚类迭代运算，直接融合出新的航迹。 - In lidar system basing on the brim detecting technology, it is crucial to determine the absorption spectral profiles of molecule absorption cell filter and the center frequency of emission laser signal in design of lidar system.
基于边缘探测技术的激光雷达系统中，确定分子吸收池滤波器的吸收光谱谱线，以及确定发射激光信号的中心频率，是实现激光雷达系统设计的核心问题。 - The design process is simple and can be simulated by the sophisticated SAW unit electrode and interdigital parameters. The parameters adjustment is very simple when filter center frequency and bandwidth changes.
设计过程简洁，可采用成熟的SAW单元电极和叉指参数进行计算机模拟，且当所设计的滤波器通带频率和带宽变化时，参数调整方便。 - An adaptive smooth filter is proposed for image processing. It has two characters:( 1) The output of the filter is regarded as the cluster center of nearby data.
提出了一种新的用于图像平滑处理的滤波器自适应聚类滤波.它具有以下特点：（1）滤波器对像素点邻域内的灰度进行聚类，将聚类中心作为滤波器的输出； - The time field analysis module contains the timely wave return 、 digital filter 、 axis center track analyzing 、 demodulation analyzing 、 trend analyzing 、 mutual analyzing.
时域分析包括时域波形回放、数字滤波、轴心轨迹分析、解调分析、趋势分析、相关分析。 - A method of moving targets tracking based on fuzzy entropy clustering and Kalman filter forecasting is advanced, and the forecasting value of Kalman filter as the center of next frame cluster is used. This method reduces the iterative numbers and increases the real-time tracking.
本研究提出了基于模糊熵聚类和Kalman滤波预测的区域跟踪方法，用Kalman滤波的预测值作为下一帧图像运动区域的聚类中心，从而减少了迭代次数，加强了跟踪的实时性。 - Finally the digital-controlled electrically tunable filter has been manufactured, its center frequencies can be tuned in 300~ 1 200 MHz, each was controlled by 8-digit binaries.
最后制作了一个由8位二进制编码控制的电调谐带通滤波器，其中心频率在300～1200MHz可调。 - Design of Bandpass Filter for Center Frequency Stageless Selecting
中心频率可连续调节带通滤波器设计 - Design and Realization on the Low Frequency Band Pass Filter with Center Frequency Adjustment
中心频率可调节的低频带通滤波器设计与实现 - Furthermore, new concepts of equivalent PEC wall and equivalent microwave resonance cavity are suggested to analyze the resonance phenomenon and filtering effect. The relationship between the filter structure and the filter center frequency is acquired and a method to calculate this center frequency is proposed.
进一步通过引入等效PEC面与等效微波谐振腔的概念，分析了谐振现象与滤波特性之间的关系，得到了滤波器中心频率与滤波器结构参数的关系式与中心频率的计算方法。 - For its capability of processing uncertainty information, fuzzy inference system is applied to evaluate the performance of each H ∞ filter based on covariance-matching technique. The fusion center fuses the local tracks adaptively according to the performance of each filter.
由于模糊推理方法具有很强的处理不确定性问题的能力，基于协方差匹配技术应用模糊推理方法在线估计每个H∞滤波器的性能，融合中心根据每个H∞滤波器的性能融合来自两滤波器的状态估计值。 - The median filter was replaced with the center weighted median filter and the mean filter with the median filter.
用中心加权中值滤波算法代替原方法中的中值滤波算法以及中值滤波代替均值滤波作为最终滤波结果输出。 - Aiming at multipath environment, a multipath tracking method based on both the structure of polyphase filter structure and the geometric center method of weighted frequency is presented.
针对多径环境，本文给出了一种基于复多相滤波结构考虑加权频率几何中心的多径跟踪方法，并建立了跟踪环路的模型，然后对环路的跟踪性能进行了数学和仿真分析。 - Accord to the function of controller, It is comprised of four key modules, including rectifier and filter module, DC-DC converter module, intelligent control center module and the auxiliary and status display module.
根据风光互补智能控制器的功能，本文将其划分为整流滤波模块、DC-DC转换器模块、智能控制中心模块以及辅助和状态显示模块。 - VSWR within a closely related position with the tap, but the length of filter tap on its center frequency, bandwidth, so little impact.
而通带内的驻波与抽头的位置紧密相关，而抽头长度对其中心频率，带宽影响微乎其微。 - A few changes was done on Vold-Kalman adaptive filter, and a band pass filter with center frequency vary with rotating speed was designed.
本文在Vold-Kalman自适应滤波器的基础上进行了改进，设计一个通带中心频率随着转速变化而变化的带通滤波器。 - In the image smoothing part, the median filtering method is chosen after comparing the applicability of some filter methods. In the center location of the circle, designs the least square method for ellipse fitting validated this by experiment. 2.
在平滑环节，比较几种滤波算法的适用性后，选择了中值滤波法；在圆心定位环节，设计了椭圆拟合最小二乘法。 - In order to filter other spur, we design a hairpin band-pass filter, which has the center frequency of 8.9 GHz, the band width of 380 MHz and rejection greater than 40 dBc at 8 GHz and 10 GHz.
为滤除杂波，设计了一个发夹型带通滤波器，其中心频率为8.9GHz，带宽为380MHz，在8GHz和10GHz处的抑制大于40dBc。 - Regardless of the filter way of the short message service center or the handset terminal, all have some insufficiencies.
无论是从短消息服务中心的过滤方式还是手机终端的过滤方式，都存在一些不足。 - The excellent characteristics of concentric shear jet fit the soot cleaning requirement of pulse jet bag filter, can protect the center jet of concentric jet and reasonably adjust the action length of main jet.
同心剪切射流所具有的优良特性正好符合脉冲袋式除尘器的清灰要求，能够保护同心射流中的中心射流，合理调节主体射流的作用长度。 - It is proved by the analysis of the simulated signals and different signal to noise ratio experimental data that this method can effectively determine the filter center frequency and bandwidth, thereby improving the signal to noise ratio and the diagnosis of bearing faults.
通过对仿真信号和不同信噪比实验数据的分析，证明此方法能够有效确定滤波中心频率和带宽，从而提高信号的信噪比，实现对轴承故障的诊断。 - Directed against the problem of lower detection probability of traditional pipeline filter algorithm due to marginal noise interference on pipeline center coordinates, a variable weighted pipeline filter algorithm is presented for detecting small targets in IR image sequences.
针对常规管道滤波中噪声对管道中心坐标位置的干扰导致序列检测算法性能下降的问题，提出了一种基于移动式加权管道滤波的弱小目标序列检测方法。