查询词典 digital signal processing

As the analysis and measurement of yarn evenness occupies special importance to the quality controlling of many textile products, three main problems on the topic, which are: the mathematical modelling of the ideal slivers and yarns, the digital algorithms for measuring variance-length curves, spectrograms and imperfections, and the system design of the yarn evenness tester of a digital type, are studied in the dissertation mainly from the viewpoint of the subject of signal processing with the applications of the theory of stochastic processes and the technique of wavelet analyses.

纱线条干均匀度的分析和测量对纺织品质量的控制和提高具有重要的意义。本论文从信号处理的角度出发，应用随机过程理论和小波分析方法，着重研究了条干均匀度分析和测量中的二个主要问题，即理想纱条的数学建模问题和变异曲线、波谱图及疵点的数字测量问题，并进行了数字型条干均匀度测试仪的设计和研制工作。

This digital thermometer design uses the American DALLAS Semiconductor Company after DS1820 promotes one kind of advanced version intelligence temperature sensor DS18B20 takes the detecting element, the temperature measurement scope may amount to 0.0625 degree Celsius for the - 55--125 degree Celsius biggest resolution, may the direct readout measure the temperature to plant, moreover used the three-wire system and the monolithic integrated circuit is connected, reduced the exterior hardware circuit, has at the same time the characteristic which the low cost and easy to use it to have the microminiaturization, the low power loss, the high performance, the anti-jamming ability strong, easy to match merits and so on microprocessor, the especially qualify in constituted the multi-spot temperature observation system, might directly the temperature inversion serial digital signal for microcomputer processing, moreover each piece of DS1820 had onlyThe product number and may store in its ROM, in order to constitution large-scale temperature observation system time hangs on the single track meets willfully many DS1820 chips.

本数字温度计设计采用美国DALLAS半导体公司继DS1820之后推出的一种改进型智能温度传感器DS18B20作为检测元件，测温范围为-55——125摄氏度最大分辨率可达0.0625摄氏度，可以直接读出被测温度植，而且采用三线制与单片机相连，减少了外部的硬件电路，具有低成本和易使用的特点同时它具有微型化、低功耗、高性能、抗干拢能力强、易配微处理器等优点，特别适合于构成多点温度测控系统，可直接将温度转化成串行数字信号供微机处理，而且每片DS1820都有唯一的产品号并可存入其ROM中，以便在构成大型温度测控系统时在单线上挂接任意多个DS1820芯片。

Because of the development of the digital signal-processing chip, digital realization of modulations needs to be researched.

由于数字信号处理芯片与专用数字芯片的发展，需要对各种信号的调制的数字化实现进行研究。

The error of output signal is caused by clock shaking in the analog-to-digital converter, which can affect the succeeding signal processing.

模数转换器的时钟抖动引起输出信号的误差，该误差会影响后继的数字信号处理。

By applying programmable device, like Field Programmable Gate Array or Digital Signal Processor etc, more signal processing methods can be carried on to get detail information about target signals.

利用FPGA或DSP等可编程器件对所截获低速率信号进行处理，得到目标信号的详细参数。

From the most basic signal analysis, digital signal processing, and the Fourier transform convolution theorem was derived and that, and with MATLAB simulation.

本文从最基本的信号系统分析、数字信号处理过程开始，对傅里叶变换以及卷积定理进行了推导和证明，并且用MATLAB进行仿真。

In recent years,as one of the most important device for real-time signal processing,Digital Signal Processor is being widely applied.

近年来，数字信号处理器作为快速和实时处理的最重要的载体之一，得到了广泛的应用。

The precise delay of digital signal is widely used in the domain of signal processing.

数字信号的精确时延在信号处理领域有着广泛的应用。

Digital signal processing technology simulation experiments, the signal transmission mechanism of the simulation.

数字信号处理技术的模拟实验，信号传输机制的仿真。

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。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。