The application of the variode in frequency modulation circuit are discussed.
讨论变容二极管在调频电路中的应用。
Sensor module is composed of sensor circuit, modulation circuit and analog signal switch.
传感模块由传感器电路、调制电路和模拟信号开关组成。
Circuitry involve LED drive circuit, signal modulation circuit, DSP circuit and display circuit.
硬件电路系统包括LED光源驱动电路、信号调制电路、DSP硬件电路、显示电路。
PSD nonlinearity modulation circuit was designed to achieve low temperature drift and high precision.
设计出一种低温漂高精度的PSD非线性硬件调制电路。
The laser source was modulated by the modulation circuit, so that the fluorescence signal was modulated.
信号调制电路通过对传感器系统的激光光源进行调制来调制荧光信号。
The paper has introduced the properties, principle of operation of CD4046 and the frequency modulation circuit.
介绍了芯片CD40 4 6的特点、工作原理以及由其构成的调频电路。
Because of built-in PWM circuit (pulse width modulation circuit), dimming range is wider than earlier type products.
因使用PWM(脉冲宽度调制)电路，产品具有较宽的调光范围。
Oscillation modulation circuit which can provide the signal carrier with stable frequency is the key point in the subject.
本课题重点在于设计能给发射机电路提供稳定频率的振荡调制电路。
The hardware of this system includes pressure transducer board array, signal modulation circuit, signal capture board and PC.
系统硬件包括压力传感器平板阵、信号调理电路、信号采集板以及计算机系统。
The traditional class D amplifier is composed of three parts: modulation circuit, driving circuit and power amplification circuit.
传统的D类放大器一般由三部分组成，即调制电路、驱动电路和功率输出电路。
The phase-lock technique is widely used in many fields, such as modulation and demodulation circuit and frequency synthesizer circuit.
锁相技术在调制和解调、频率合成电路等很多领域应用极其广泛。
Have designed the frequency modulation circuit in the CIC-CPPFC electronic ballast circuit, which would decrease the crest factor of circuit.
设计了用于电流输入连续型电荷泵功率因数校正电子镇流器的调频电路，以减小电路的峰值系数。
General by the command transmitter key, instruction encoding circuit, modulation circuit, driver circuit, firing circuit, such as a few parts.
发射器一般由指令键、指令编码电路、调制电路、驱动电路、发射电路等几部分组成。
The system is mainly composed of Digital Synthesis circuit, modulation circuit, broadband power amplifier, the MCU control system, and a module.
本系统主要由数字频率合成电路、调制电路、宽带功率放大、单片机控制系统等模块构成。
The highspeed transceiver including semiconductor laser driving modulation circuit and photoelectric diode detective circuit are designed and realized.
设计并实现了高速半导体激光器调制驱动电路和光电二极管直接检测电路的收发合一模块。
The chopping modulation circuit model of the pyroelectric infrared camera is introduced. The circuit design and analysis for the circuit model were made.
本文提出了热释电红外摄像机斩波调制的电路模型，并对此电路模型进行了具体的电路设计和分析。
In the paper it was studied that the frequency synthesizer and multiplier and the phase modulation circuit of the rubidium atomic frequency standards (RAFS).
本论文重点是研究被动型铷原子频标中的调制电路、频率合成电路和倍频电路。
In order to accomplish the data process and conversion, the clock generation circuit, 100% modulation signal and 10% signal demodulation circuit are designed.
为了完成数据的处理和交换，分别设计了时钟产生电路、100%调制信号和10%调制信号的解调电路。
The emitting coil and capacitance are connected in parallel and form a resonant amplitude-modulation circuit, which converts the impedance into output voltage.
利用发射线圈与电容并联的谐振调幅电路，将线圈阻抗变化转换成电压的输出。
The transmitter path includes a digital modulation circuit receiving multiple channel binary data, and for each channel generating a digital representation of the data.
发射机路径包括接收多通道二进制数据，并且为每个通道生成数据的数字表示的数字调制电路。
Then, the paper elaborates the design principles of RF front-end circuit, including high efficient rectifier, modulation circuit, demodulation circuit and ESD protection.
然后本文详细阐述了射频前端电路设计原理及过程，包括高效倍压整流电路、调制电路、解调电路和ESD保护电路。
Capacitive pressure difference sensor is fixed in the center of the tube and connected with the pulse width modulation circuit so that capacitive flow transducer is made up.
把电容式差压传感器固定在管道中央，并配接脉冲调宽电路，即构成电容式流速变送器。
In order to improve the frequency stability of the frequency modulation circuit and the crystal oscillator, using the temperature compensation circuit is extremely effective method.
为了提高调频电路和晶体振荡器的频率稳定度，采用温度补偿电路是一种极其有效的方法。
The circuit of Photoelectricity Weak Signal Detection, preamplifier circuit, difference circuit, modulation circuit, optical source thermal control and current drive circuit etc. are designed.
设计实现了基于差分后谐波检测的微弱信号处理电路、前置放大电路、差分电路、调制电路和光源温度控制电路及电流驱动电路等。
Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
The analog part mainly includes power source, power control, signal generation, signal modulation, high voltage output control and feedback control circuit.
模拟部分主要包括电源、功率控制、信号产生、信号调制、高压输出控制和反馈控制电路。
The device has several advantages such as adjustable wide current range, controllable wide voltage range, circuit interface compatible with TTL, small volume and easy modulation.
该器件不仅输出电流可调范围宽、允许工作电压变化范围大、电路接口与TTL兼容，而且体积小、调节方便。
This paper introduces the fundamental principles and character of PDM modulation of class E amplifier square circuit.
本文介绍了E类放大器方阵电路PDM调制的基本原理和调制特性。
In modulation driving circuit, with the chip MAX3263, being the function of APC, there is standard PECL level interface to modulate laser modulation current and preset current neatly.
在调制驱动电路中，采用MAX3263芯片，具备标准的PECL电平接口，可以灵活地调整激光器的预置电流和调制电流，并具备自动功率控制功能。
The resonant soft switching inverter arc welding power source uses LCL type structure in the main circuit, and selects phase shifting pulse wide modulation technique in the control system.
研制的谐振式软开关弧焊逆变电源，主电路采用新型LCL结构，控制系统选用恒频移相调脉宽控制方案。
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