查询词典 digital signal

According to the character of power system, this paper analyzes the digital spectral structure and representation of a sampled periodic signal and discusses the influence to the A.

但是，这种采样技术由于时基不准确，造成的各路A/D之间存在着不容忽视的延时误差，因此必然存在着非均匀采样现象。

The sum of two sinusoidal sequences is the DTMF signal.Keywords: DSP; Digital oscillator; Timer; DTMF Dual tone multi-frequency

按叠代算法得到正弦序列输出，将2个输出叠加即可得到双音频的输出。

Metal stamping factory mainly produces hardware and a variety of goods deduction, the deduction word, D-shaped clasp, the dog deduction series; plastics production plant in addition to supporting the company's plastic pieces, but also to undertake the processing of external air-conditioning panel, Showcase, display stand, crystal frame, such as acrylic products; factory mainly produces electronic circuit boards, power plugs line, the electronic line, USB cable, the signal lines, car charger plug-and all kinds of boat-shaped switch; main assembly plant production Car digital TV and GPS navigation systems, wireless security and monitoring system and various car chargers, and so on.

五金厂主要生产冲压五金件及各种规格的箱包扣、日字扣、D形扣、狗扣系列；塑胶厂除配套生产本公司的塑胶件外，还对外承接加工空调面板、陈列柜、展示架、水晶相架等亚克力制品；电子厂主要生产线路板、电源插头线、电子线、USB数据线、信号线、汽车充电插头线和各种船形开关；总装厂主要生产车载数字电视及GPS导航系统，无线防盗及监控系统和各种车用充电器等。

In this paper, the designing and implementing of a certain electronic theodolite optoelectronic signal digital system are presented in detail.

本文详细描述了某型电子经纬仪光电信号数字处理系统的设计和实现的全过程。

Aimed at long detection distance and heavy noise disturbance in the long-distance-coefficient infrared thermoscope, a new digital phase sensitive detection method for weak signal was proposed.

针对大距离系数红外测温仪测温距离远和噪声干扰大的特点，提出一种微弱信号数字相敏检测方法。

This paper focuses on the red, green, yellow three-color traffic signal control of the relatively simple digital logic circuit design and its principles.

详细说明：本论文主要介绍了红、绿、黄三色交通信号灯较简单的数字逻辑控制电路设计及其原理。

Nonuniform sampling can acquire signal of which the frequency exceeds the threshold in Nyquist theorem when the sample rate of analogue-to-digital device is lower than usual.

非均匀采样可以在对模数转化器件的采样频率要求较低的情况下，提取超出Nyquist采样定理限制的频率。

The forgetting factor was optimized by reducing the trace of the input error covariance matrix. This factor is able to modify the iterative learning law of control input. The error signal of the feed-forward learning controller was filtered by a zero-phase FIR digital filter.

通过减小系统输入误差协方差矩阵迹的方式得到优化的遗忘因子，来修正控制输入的迭代学习律，同时采用零相位FIR数字滤波器对前馈学习控制器中的误差信号进行滤波处理。

Specializing the work of scientific research, development and produce on A/V, Signal and digital transmission cable.

我公司专业从事视频信号传输电缆、数字信号传输电缆的开发和生产。

This subject has mainlyexplained that chooses integrated circuit as the key device, hasdesigned a simple and easy digital cymometer, regard trigger andcounter as core , input , separate by signal frank , touch off ,count circuit , data processing , data reveal module of functionmake up.

本课题主要选择以集成芯片作为核心器件，设计了一个简易数字频率计，以触发器和计数器为核心，由信号输入、隔直，触发、计数、数据处理和数据显示等功能模块组成。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。