查询词典 Signal-to-Noise

The paper elaborates the status of Shale shaker dynamic measurements, the basic dynamic characters and the measure mechanism of Shale shaker, signal processing, involving vibration signal of time-domain analysis, frequency-domain analysis, amplitude-frequency domain and Shale shaker dynamic measurements functional analysis etc.

论文对振动筛动态特性检测仪的现状，振动筛动态特性及检测分析、信号处理方法等都做了详尽的研究，包括振动信号的时域分析、频域分析、幅值域分析及关于振动筛动态特性检测功能分析等，完成了智能控件化振动筛动态特性检测仪的功能建模和这些功能的程序设计，并提供了相应的功能接口函数。

Regeneration can be either 2R for signal reshaping , or 3R for both signal reshaping and retiming .

第二章介绍了全光再生技术的主要发展情况，以及在光分组交换中应用。

SOA can be used in the dispersion compensation in fiber transmission system, all-optical regeneration, optical time division multiplexing, and used as preamplifier, in-line amplifier, boost amplifier in signal transmission. SOA can be also used as wavelength converter, optical switch. In signal procession, nonlinear optical loop mirror based on SOA can be used in optical pulse reshaping, and used as high rate (100Gbit/s) demultiplexer, and optical correlator for optical data retiming.

在信息传输方面，SOA用于色散补偿、全光再生和光时分复用和前置放大、线路放大、功率放大等；在信息交换方面，SOA用于波长转换、光开关等；在信号处理方面，SOA构成的非线性光环形镜用于光脉冲整形、光数据信号再定时的光相关器和高速（100Gbit/s）解复用等。

Theradar signal,usually in the form of a repetitive train of short pulses,is generated by a transmitter and radiated into space by an Bed / Night Stand or targets intercept and reradiate a portion of the radar signal;asmall amount returns in the direction of the radar and is collected by the antenna.

雷达信号(其形式通常为重复的短脉冲序列)由发射机产生，通过天线发射，反射物拦截并反射部分雷达信号，其中一小部分向雷达方向反射回来，被天线接收。

Total circuit scheme and time sequence of tool design and implementation have been designed on the AIL logging characteristic. The design and analysis for circuit unit have been carry out on the several units such as main control circuit, signal phantom circuit, signal control circuit, amplifier circuit, A/D circuit, transmitter drive circuit and power circuit.

按照AIL的结构特点，进行了仪器总体设计，设计了仪器工作电路原理和工作时序，在此基础上，进行了主控制电路、信号幻像转换电路、信号控制电路、放大电路、A/D转换电路、发射驱动电路、电源电路等单元电路的分析和设计，从而完成了仪器单元电路的设计与实现。

The reference signal generating unit includes a local reference signal generator, an RF converter, a splitter, a phase detector, and a phase shifter.

参考信号发生单元包括本地参考信号发生器、RF转换器、分离器、鉴相器和移相器。

Das and introduced the energy pulsations of output signal train as well as the conjugate signal pulse.

Das对于模式效应的定义，引入了输出信号码流的能量起伏以及共轭波码流的能量起伏两个参量。

Space-time signal processing as well as its application in mobile communications the Smart Antenna System, has been one of the prent focuses in array signal processing field.

时空二维阵列信号处理及其在移动通信中的应用——智能天线技术是目前阵列信号处理领域研究的热点之一。

Each time the signal passes through a connecting cable or switch point, the signal may be degraded.

当信号每次通过连接电缆或开关点时，信号都有可能会被劣化。

Chapter 4: introduces the other part of PAMS, High-performance Low Frequency Differential Signal Generator Based on DAC, discusses the theories and characters of Σ-Δ DAC, and deduces the compensating method of signal generator.

文章首先介绍了并行口方式JTAG控制器的设计原理，然后介绍JTAG控制器接口的硬件设计，最后介绍JTAG指令的时序设计和JTAG控制器的软件设计。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。