A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.
为精确测试半导体激光器(LD)的光功率-电流-电压(LIV)特性,提出一种基于脉冲注入调制的方法,并据此研制新型的LD脉冲测试系统。
The fundamental principles of pulse thermal Infrared nondestructive test and the method of mathematic analysis are described.
介绍了脉冲加热红外无损检测的原理及其数学分析的方法。
Sine wave scanning method and pulse excitation method-common methods for the test of rubber absorbers are studied emphatically.
本文重点讨论了曲轴橡胶减振器测试中常用的正弦扫描法和脉冲激励法。
According to the current research of electric vehicles, a test was made on a new method of depolarized pulse charging and parallel charging combination.
针对当前电动车的现状研究,试验了去极化脉冲充电结合并联充电的方法。
The popular non destructive test methods for the foam-cored sandwich structure are reviewed; including air coupled ultrasonic method, pulse-echo ultrasonic method and shearogragh method.
回顾了泡沫夹层结构常用的无损检测方法:空气耦合超声方法、脉冲回波超声方法以及激光错位散斑干涉方法。
The paper analyzes frame architecture of PPM code in detail, illustrates pulse-number method and implementation principle of the circuit, and supplies test result of the circuit.
详细分析了PPM编码的帧结构,说明了脉冲编号的解码方案以及电路的实现原理,最终给出电路的仿真测试结果。
The automatic testing method of cable fault is characterized by that the pulse signal transmitted and received by pulse reflection test circuit can be directly superposed on the output end of d.
电缆故障的自动测试方法,其特征在于是将脉冲反射测试电路发射与接收的脉冲信号直接叠加到直流高压测量电路的输出端,直流高压测量电路的输出端与被测电缆端口连接。
This paper introduces a new design method and its achievement through hardware and software of the carrier free pulse radar test system.
本文提出了无载波脉冲雷达测试系统新的设计方法及其硬件和软件的实现。
By designed and built the test platform, the pulses pattern of barometric pulse flushing method is studied.
通过自行设计搭建的试验平台,对气压脉冲管道冲洗法的脉冲规律进行了研究。
The automatic control method of PNA pulse vector network analyzer and the design method of system test software are presented.
介绍了PNA脉冲网络分析仪自动控制的实现和系统测试软件的设计。
Through the spectrum analysis of carrier pulse signals and the test results of carrier receivers, the author proposes further a method for selecting the…
通过对载波脉冲信号作频谱分析和载波接收机接收载波脉冲信号的试验,提出了选取调制脉冲宽度范围的建议。
Through the spectrum analysis of carrier pulse signals and the test results of carrier receivers, the author proposes further a method…
通过对载波脉冲信号作频谱分析和载波接收机接收载波脉冲信号的试验,提出了选取调制脉冲宽度范围的建议。
Through the spectrum analysis of carrier pulse signals and the test results of carrier receivers, the author proposes further a method…
通过对载波脉冲信号作频谱分析和载波接收机接收载波脉冲信号的试验,提出了选取调制脉冲宽度范围的建议。
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