The module is made of high speed amplifier, AGC circuit, digital logical circuit, intensity modulator drive circuit, and intensity modulator. 该模块由高速前放电路,数字逻辑电路,强度调制器驱动电路,自动增益控制电路,以及强度调制器组成。
Improvement of Transmit Data Bit Rate and Characteristic of Optical Modulator Driver Circuit by Cascode HBT 用新的电路形式提高HBT光调制器驱动电路的传输速率及性能
A new travelling light modulator using single ridged waveguide as microwave circuit is designed. 设计了一种采用单脊波导作为微波电路的新型行波光调制器。
Finally, the design of a prototype 34 MW, solid-state modulator is presented and waveforms of the cell circuit are presented. 最后给出了一台34MW速调管的调制器设计方案和单元电路输出波形。
Employing a bigrid EFT, the modulator circuit in the rf head is designed for rf level control. 在高频头中的射频电平调节电路中使用了双栅极场效应管;
Desing of the Radiation Modulator and Its Control Circuit 能量调制器及其控制电路设计
The low voltage and low power target is attained by improving the modulator structure and optimizing from system to circuit blocks. 为了实现低电压低功耗设计的要求,改进了调制器结构,并进行了从系统到电路模块的优化。
Mostly include the PIN photodiode detection circuit for the acousto-optic modulator characteristic metrical, the CCD detection circuit for the acousto-optic deflector characteristic metrical, signal processing circuit and A/ D calorie interface circuit in parts. 主要包括了声光调制器参数测量的PIN光电二极管探测电路,声光偏转器参数测量的CCD探测电路,信号处理电路以及与A/D卡接口电路几部分。
This paper deals with the principle of the diode modulator circuit which applied for EAST/ WEST correction in monitor. 本文论述了显示器中用于枕形校正的二极管调制电路的工作原理及实施方案。
A A-2 modulator is designed for front-end data acquisition circuit of a 32-channel X-ray imaging system. 设计了一个用于32通道X光成像系统前端的模拟△-∑调制器。
This paper introduces switching of all-solid-state modulator using IGBT and discusses the design methods of driven circuit and protected circuit of IGBT. Design of the modulator of the X band weather radar transmitter is emphasized. 介绍了采用IGBT作开关的全固态调制器,并讨论了采用IGBT的驱动电路和保护电路的设计,着重介绍了某X波段气象雷达发射机调制器的设计。
The ∑-Δ modulator which belongs to analog circuit is a feedback architecture, it has good immunity to circuit's non-ideal effects. 而属于模拟部分的∑-Δ调制器是一种负反馈结构,它对模拟电路的一些非理想特性具有很好的免疫力。
A CMOS pulse width modulator is designed The circuit structure of a CMOS reference source and its operational principle are described Technical problems encountered in the design are discussed Results from computer simulation are presented. 设计了一种CMOS脉宽调制器。介绍了CMOS基准源的电路结构及工作原理,讨论了设计过程中需要解决的技术问题。
A sort of PWM ( Pulse Width Modulate) modulator that desinged by digital circuit is introduced in this paper. 介绍一种用数字电路设计的PWM调制器。
A novel 10Gb/ s TSC-HBT optical modulator driver circuit 10Gb/sTSC-HBT光调制器驱动电路设计
The PWM modulator is simplified and the parameter of main circuit is designed in the paper. Simulation and experiment are carried out to prove feasibility and control performance of the control algorithm. 文中对PWM调节器进行了简化,设计了主电路参数,并通过仿真和实验验证了该控制算法的可行性和控制性能。
The Diode Modulator Circuit for EAST/ WEST Correction in Monitor 用于枕形校正的二极管调制电路
Weighing unit realizes the data collection and signal handling, then sends it into enlarger, and through the A/ D conversion, modulator, compensating sets and safe circuit correction, puts it in to outer unit by RS-232 Links Later. 称重单元实现数据采集并处理该电信号,将其送入放大器经A/D转换器、调节器、补偿器和安全线路作进一步信号处理,将处理后的电信号通过RS232串行通讯送入外部控制单元;
Modulation depth of the modulator and-the design calculation of its match electronic circuit are discussed in particular, and experimental results at the modulation frequencies of 100 MHz, 200 MHz and 400 MHz, are given respectively. These results coincide with the theoretical expectations. 着重讨论了该调制器的调制深度和匹配电路的设计计算,并就100兆周、200兆周和400兆周调制频率给出实验结果,这些结果与理论预期相一致。
In contrast with the feed-forward modulator structures presented before, the adder is excluded from the proposed modulator. The circuit complexity and chip area are decreased. 与其它带前馈通道的调制器相比,本文提出的调制器结构不含加法器,有效地降低了电路的复杂度及芯片面积。
Antenna, rectifier and modulator are vital parts of the tags 'RF interface. Their circuit parameters determine the performance of forward activation link and backscatter link. 标签射频接口的天线、整流器和调制器电路是实现这两项核心技术的重要部件,其参数直接影响系统前向激活链路和反向散射链路性能。
Based on System-level, the design of the modulator corresponding interface circuits includes integrator 、 comparator 、 clock circuit 、 digital noise cancellation logic unit and other modules. 在系统级设计的基础上,设计了调制器相应的接口电路,主要包括积分器、比较器、时钟电路、数字噪声抵消逻辑单元等模块。
The filter is applied to 4-order micro-capacitor Sigma-Delta modulator accelerometer interface circuit. 本设计可应用于4阶电容式Sigma-Delta微加速度计调制器接口电路。
The modulator employs summation ahead technology so that a summation circuit is omitted and the power consumption is reduced. 在设计模型的同时考虑了电路实现的具体问题,采用了求和提前技术省略求和模块,从而降低了调制器的功耗。
The vector modulator generally uses a hybrid integrated circuit structure due to the restrictions of the process in domestic. 而国内的矢量调制器由于加工工艺的限制,一般采用混合集成的电路结构来实现。
Analyze and elaborate different types of modulator circuit working principle and implementation method. 2. 同时介绍了各种不同种类的调制器的工作原理。