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- This paper discusses the implementation of a closedloop controlled Fiber Optic Gyroscope(FOG) system using the digital sawtooth wave and square wave modulation approach. 本文讨论了采用数字锯齿波和方波调制方案的闭环光纤陀螺系统的实现。
- Keywords IGCT;three-level NPC inverter;minimum pulse width;dead-time compensation;square wave modulation;snubber circuit; 三电平NPC逆变器;最小脉宽;死区补偿;方波调制;缓冲电路;
- square wave modulation 方波灯
- Miniature passive hydrogen maser is developed at Shanghai Observatory which employs compact cavity design and square wave frequency modulation. 介绍了上海天文台被动型小氢钟的设计和研制,给出了初步的测试结果。
- The dead-zone attached with all-digital close-loop Fiber Optic Gyro (FOG) which employs square wave bias modulation and step wave feedback modulation was researched. 针对采用方波偏置调制、阶梯波反馈调制方案的全数字闭环光纤陀螺"死区"现象的机理进行了实验和仿真研究。
- This paper describes the basic principle and main performance of the SWFM-IM(square wave frequency modulation-intensity modulation) optical fiber transmission system with two accompanying sound channels for colour TV programs. 本文叙述SWFM-IM彩色电视双伴音光纤传输系统的基本原理和主要性能。
- Excellent staable are from Ac square wave, avoid high frequency hazard. 交流方波自稳弧性能优异,免除高频危害。
- Square waves, like sine waves, are periodic. 方波如正弦波一样是周期性的。
- The concept of square wave and EFT drive unit are introduced in this paper. 本文介绍方波信号发生器及场效应管驱动器的原理与设计。
- When the square wave signal pass the LPF,we can get the sine signal. 经过分析可知,检测过程中的低通滤波器对检测的精度和速度有重要影响。
- Introduce the principle of MOSFET AC square wave inverter power source. 介绍了MOSFET交流方波逆变电源的工作原理。
- Aim\ To study the SAR imaging of ocean surface wave and the surface wave modulation of radar cross section. 目的研究合成孔径雷达(SAR)对海面波成像的机理和海面波对雷达截面的调制机理。
- For this question, nonsinusoidal wave modulation based on IJF coding is put forward. 针对该问题，提出了解决方案：基于无抖动编码的非正弦波调制。
- Woodman,R.F.,M.Yamamoto, and S.Fukao, Gravity Wave Modulation of Gradient Drift Instabilities in Mid-Latitude Sporadic E Irregularities , Geophys.Res.Lett.,18,1197-1200,1991. 郑吉棠，利用中坜特高频雷达对中纬度电离层E层不规则体方向角之统计与研究，硕士论文，国立中央大学，1999。
- As an example of the technique, let's compute the Fourier series which corresponds to a square wave. 作为这种方法的一个例子，让我们计算一个方波的傅里叶级数。
- Peng, C. Y., Liu, A. K. and B. Chapron, “Wavelet analysis of sea surface flux and wave modulation by swell”, Journal of Atmosphere-Ocean System, pp. 1-12, 1995. 欧文松、高家俊、庄士贤，“小波转换于分析浅化波浪特性之应用”，国立成功大学水利及海洋工程研究所硕士论文，1995。
- For sine wave, triangle wave, and square wave, the good performance of current output is proved by experiments. 经过实验验证,对于正弦波、三角波和方波,负载输出电流波形跟踪良好。
- The signal thus received will no longer look like a square wave but will be distorted in shape and spread out in time. 这样收到的信号看起来不再象矩形波,而是受到畸变,并且持续时间延长了。
- When the actuator is actuated with a square wave, the corresponding mean velocities are 4.70m/s and 4.22m/s. 该致动器存在两个共振频率;在共振频率下工作;方波分别出现了4.;70m/s和4
- In the square wave current welding,the inductance is very important to influence the fomation of square wave A. 在方波交流焊中，电抗器的电感量对方波的形成及电弧的稳定性有着很大的影响。
