查询词典 signal

The key of this technology is to use the intermediate frequency signal digitization and the I/Q demodulation in the radar and the communications domain as well as the digital signal processing technology.

技术的关键是采用雷达、通信领域中的中频信号的数字化和I/Q复解调及数字信号处理技术，从而大大地降低了成本、提高了系统的稳定性、灵活性和一致性。

The connecting unit can receive electric signal, the internal memory can store data, the processing unit can choose switching between the first and second operation modes in accordance with the electric signal, and access of data according to the chosen operation mode, and the display can show the information of control and condition of the storing device.

一种可携带的存储装置，可切换于第一操作模式与第二操作模式，存储装置包括有：连接单元、处理单元、内存和显示器，连接单元可接收电信号，内存用以存取数据，处理单元依据电信号选择性地于该第一与第二操作模式间做切换，并依所切换的操作模式进行数据的存取，显示器可显示存储装置的控制及状态信息。

Within the Shannon interpolation formula can be used in digital signal processing in sequence from the sample to recover the original signal.

详细说明：香农内插值公式，可以用在数字信号处理中从采样序列中恢复出原信号。

Taking the ring intersection at Bell Tower of Xi′an as an example,optimized signal timing scheme is proposed with the help of traffic simulation software VISSIM,and then the scheme is evaluated. The results of analysis indicate the scheme can reduce the vehicle delay and improve the traffic capacity of the ring intersection effectively,which validate that applying microcosmic simulation software VISSIM in signal timing of ring intersection is feasible.

以西安市钟楼环形交叉口为例，借助VISSM交通仿真软件，寻求其优化配时方案，并对方案进行评价，分析结果表明该配时方案能有效地减少车辆延误，提高环形交叉口的通行能力，验证了VISSIM微观仿真软件应用于环形交叉口信号配时的可行性。

Time domain signal is transformed to the frequency domain signal by FFT. Dispersion curve is obtained from phase angle that is calculated by the frequency spectrum analysis. A compound dispersion curve is obtained from the dispersion curves intervale, and the representative dispersion curve is used to evaluate dimensions and quality of soil grouting body.

由FLAC所得不同点位的速度历时透过快速傅立叶转换后，得到频率域讯号，再经过频谱分析计算其相位角，得到其频散曲线，由不同间距的频散曲线集合成复合频散曲线，再绘制成一"代表性"频散曲线，以评估灌浆体品质及范围。

Brain signal source localization is a process of inverse calculation from electroencephalogram signal.

脑电源定位是根据头皮观测电位进行逆问题计算的过程。

On the base of analyzing the structural characteristic of 8098 single chip Microcomputer, a multi-dimension signal processing system with simple structure and powerful function is developed using 8098, which not only function as signal sampling and processing, but also the calculation of inverse 6×6 matrix.

对8098单片机的结构性能进行了分析研究，并应用8098单片机研制成功一套多维信号处理系统。

The digital signal method is a discrete deconvolution technology.It uses the shape-factor to create the forward equation of subdivision interpretation,and the discrete signal anti-filtering technology to get the inversion equation and the general formula for numerical solution of quantitative radionuclide content.

本文提出的数字信号法是一种离散反褶积法，它采用形态系数创建分层解释正演方程，利用离散信号反滤波技术求得反演方程及定量核素含量的数值解通式。

Data acquisition is to invert analogy signal to digital signal, and then send it to the computer.

数据采集部分主要是从模拟信号源中采集信号并将之转换为数字信号送计算机处理。

HEF4752 takes on another important role in this design, it produces the three-phase SPWM wave signal, this signal actuates the invertor to cause it to have the symmetrical three-phase output.

HEF4752在本设计中担当另一个重要的角色，它产生三相SPWM波的信号，该信号去驱动逆变器使之产生对称的三相输出。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐