postdetection

用法例句

From the perspective of function, the ALC was composed of modulator (PIN diode), RF amplifier, power divider and detector.

该ALC环路从功能上主要分为调制器(PIN二极管)部分、RF射频信号放大部分、功分检波部分,分别详细地介绍了这几部分的原理和电路。

the low-barrier Schottky diode detector is part of microstrip detector at Ku band,coupling partial signals from transmits in the host wave guide.

对作为功率探针的低势垒肖特基二板管检波器进行了微波特性分析,给出了大信号、小信号情况下的检波特性。

The system is divided into six parts, which are central waveguide, coupling, detector, filter, connection and test results.

本文设计的波导功率传输组件为总装部合同项目,应用于某型号导引头系统中,起到功率的传输、滤波检波及监控作用,其结构包括了主波导传输、耦合机构、检波和滤波部件等。

A demodulation method based on multiplication-Division is designed to work for inductance sensor;and it is different from two common demodulation methods,that is diode or only multiplication ones.

基于乘除法的思想设计了一种针对电感传感器的检波方法,该方法不同于常规二极管与单纯乘法的检波方法。

All circuits of demodulating strong signal envelope are adopted in previous TV′s video demodulation,synchronizing demodulations are widely used in video demodulation in the later integrated TV set.

早期电视机的视频检波均采用大信号包络检波电路,后来在集成化的电视机中,视频检波又都采用同步检波方式。

This article gives an analysis,simulation and comparison of the performance of square demodulation,Hilbert transform,wavelet transform,and nonlinear operator methods in extracting envelope spectrum of ship noise,and comes to the conclusion that their performanes are close.

分析并仿真比较了检波滤波法、希尔伯特变换法、小波变换法与非线性算子法等在提取舰船噪声包络谱中的性能,得出了它们性能接近的结论。

This paper researches the detection and the solution of the figure signal in the telemetering system.

研究了遥测系统中数字信号的检波和解调，介绍了以PLC为核心的遥测网络系统的相关设计，讨论了该系统的硬件和软件的研制。

Based the multiplication characteristics in analogue multiplier, this article introduces its applied mechanism in many fields such as frequency modulation, phase modulation, mixed frequency, synchronous detection and so on.

本文由模拟相乘器具有的乘法特性出发,介绍其在调频、调相、混频、同步检波、鉴相等诸多领城的应用机理,并以具体的MC1496模拟乘法器为例介绍一些高频电子技术中的实用电路。

The sig-nals are pretreated, demodulated, voltage-to-frequency converted and transmitted to mi-croprocessor AT89C2051 to be counted and displayed.

本文介绍的四通道振动巡回监测仪是将传感器输出的信号经前置处理、检波、压频变换后送AT89C2051单片机计数并显示输出。

coherent echo modulation and detection

相干回波调制与检波

A marine detector is a hydrophone.

海洋检波器是水中地震检波器。

short spread of detectors

小距离排列地震检波仪

oscillator-mixer-first detector

振荡-混频第一检波器

seismometer testing apparatus

地震检波器测试仪器

seismometer resonant frequency

地震检波器谐振频率

three-component geophone array

三分向地震检波器台阵

acceleration cancelling hydropone

消加速度海洋检波器

horizontal radial motion geophone

水平径向运动检波器

germanium point-contact detector diode

锗点接触型检波二极管

vertical component detector

垂直分量地震检波器

vacuum thermionic tube detector

真空热离子管检波器

Hall effect linear detector

霍耳效应线性检波器

solid floatation hydrophone cable

实心漂浮检波器电缆

gimbaled geophone

万向架固定式检波器

photoemissive photodetector

光电发射光电检波器

sound-and-chroma detector

伴音和彩色信号检波器

coherent light detecting and ranging

相干光检波与测距系统