对电力电子技术，数模电路以及PLC相关知识有比较深的认识。
I have deeper understanding of electric and electronic technology, digital and analogue circuits, and PLC.
提出了一种系统级电流使能控制结构，可广泛地应用在CMOS数模混合电路中，用于实现系统级的低功耗设计。
A low power design in system level using current steering architecture, which can be applied to the system of CMOS mixed signal circuit widely, is presented.
针对上述问题，本文首先通过传输线理论建立了机车用电缆的分布参数模型，以及变频调速牵引电机的高频等效电路。
In allusion to the problems mentioned above, firstly, the paper models the distribution parameter circuit of the cable and the high frequency circuit of motor through the transmission theory.
数模混合电路的设计流程是比较复杂的。
数模转换器、模拟集成滤波器、基准电压源和高驱动能力运放等电路是通信系统中不可缺少的基本电路。
Digital to analog converter, analog integrated filter, bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system.
在岩石导电模型的基础上，参考双侧向仪器刻度电路原理，设计出适用于复电阻率测井仪器的刻度电路，并给出用电路参数模拟不同地层的方法。
Based on the rock conductivity model and with reference to calibration circuit in the dual laterolog tool, designed is calibration circuits in the complex resistivity logging tool.
单片机控制电路以AT89C51单片机为核心部件，实现了数据采集、通讯及计数模块清零等功能。
The data collections, communications and counter module clearing are realized by controller circuit. The core of the controller circuit is AT89C51 single chip.
这些测试模式可用于其它同类拨号电路的测试，并对数模混合电路的测试提供了参考。
This testing module can also be applied to other kind of dialing IC, and provides references to testing Digital-Analog mixed IC.
介绍了轨道电路参数模拟装置的理论依据、方案和技术特征。
This paper introduces the basic theory, configuration and the technical characteristics of the parameter simulation device for trunk circuit.
集成电路按功能可分为数字电路、模拟电路和数模混合电路。
Integrated circuits are classified as digital circuits, analog circuits and mixed signal circuits according to their functions.
流水线ADC的模块有采样保持电路、乘法数模转换器、子ADC、数字校正电路、时钟产生电路和时间对齐电路。
The whole circuit consists of Sample and Hold Circuit, the Multiplicative A/D Converter, the Sub-ADC, the Digital Calibration Circuit, the Clock Generator and the Time Synchronizer.
针对高精度数模转换的特点， 优化设计了外围电路并给出了相应的软件设计流程。
In accordance with the feature of high precise A/D conversion, the optmial periphery circuit is designed, and the process of the relative software design is given .
论文对节点硬件电路原理、设计方法、PCB制做以及数模混合高频电路中的抗干扰措施进行了深入研究。
The node hardware circuit design, PCB making and a number of anti-interference measures taken in the high-frequency mixed circuits is described in detail in the paper.
方法：（1）模型建立：以相关的电学参数模拟血液动力学参数，以电路图（电路模型）分析的方法建立血液动力学理论模型。
Methods: (1)Model establishment: The hemodynamic model based on electrical circuit analysis was established by simulating hemodynamic parameters with electrical ones.
运用一阶单时间常数低通函数模拟运算放大器的开环增益，对RC桥式振荡电路进行线性分析，得出最大振荡频率为运算放大器增益带宽积的16.67%。
The maximum frequency of RC-bridge oscillator is 16.67% of gain bandwidth product of amplifier analyzed based on a first-order single time constant lowpass function model.
利用HSPICE电路模拟软件，对ESD保护结构进行了集总参数模拟，获得了保护结构在ESD事件中的功率和温度分布。
Both the power and temperature distributions of an ESD protection structure during an ESD event are obtained using HSPICE.
提出了一种新颖的基于权值的微机械数模转换器，它的原理与电路中的权电阻数模转换器类似。
A novel microelectromechanical digital-to-analog converter(MEMDAC) analogous to electronic weighted-resistor DAC is proposed in this paper.
该电路为中规模数模混合集成电路。
The circuit is the medium scale digital and analog mixed integrated circuit.
对于差分输出的数模转换器，设计了能够产生高交叉点控制信号的电流源开关控制电路以减少输出的毛刺提高整体的动态性能。
For the difference output, designs a current switch signal generator with high cross-point and restricted voltage range to decrease the glitch of output, in order to obtain a good dynamic performance.
介绍一种具有数模转换功能的DC -DC转换器MAX686的性能特点，给出了数控电源典型应用电路的参数设计过程。
The operating characteristics and pin function of DC-DC converter MAX686 with DAC control are introduced in this paper.
上海南麟电子有限公司，专注于模拟与数模混合类集成电路的设计与研究。
Shanghai Natlinear Electronics Co. Ltd. focuses on the design and research on Analog and Mixed-Signal integrated circuit.
在数模混合布板时，数字电路的同步开关噪声往往会影响敏感的模拟电路。
On an analog and digital mixed print circuit board, the digital simultaneous-switching noise may bother the sensitive analog circuit.
运算放大器广泛应用于各种模拟电路、数模混合电路中，而由于各自所用的目标电路不同侧重的指标也有差别。
Operational amplifier is widely used in all kinds of analog and mixed-signal circuit. There are many differences of focused performance because it is applied for differential circuit.
为实现数模混合电路的测试与故障诊断系统的智能化提供了一种新思路。
It provides a new idea for the mixed-signal circuits testing and the intelligentization of fault diagnosis system.
系统采用了虚拟仪器技术，基本实现了数模混合电路的测试与故障诊断。
The system combines the Virtue Instrument technology and realizes circuits testing and fault diagnosis basically.
而对于数模混合芯片等的测试验证，很大一部分工作还是要依赖于昂贵的仪器来完成，或使用大量的集成电路工程师来进行相关模拟芯片的可测性设计，这样既增加了成本和难度。
A large part of the test and validation for digital-analog hybrid chips is to rely on expensive equipment to carry out or design for test through a large number of IC engineers associated to analog.
诊断实例表明，使用该方法实现数模混合电路故障诊断系统，具有高建模速度和高诊断精度的特点。
The example showed that mixed-signal circuits fault diagnosis systems with this method can be built rapidly and diagnose faults accurately.
文章介绍了一种基于动态扫描原理的液晶显示(LCD)驱动芯片，该芯片为高压CMOS数模混合集成电路。
A single chip Liquid Crystal Display (LCD) driver chip is developed based on dynamic scanning, which is a high voltage CMOS digital and analog mixed signal IC.
本文介绍了一种电容式微机械加速度计的数字化处理电路，并重点介绍了数模转换器和模数转换器的温度特性。
A digital processing system based on a capacitive MEMS accelerometer is introduced, the analysis is concentrated on the temperature characteristic of DA and AD.
针对待测电路板许多属于数模混合类型，作为软件核心部分的测试诊断数据库的建立采用了离散事件系统法。
Because many of circuit board under test are mixed-signal type, the diagnostics database, which is the core of the software, is built by a method, namely Discrete Event Systems theory.
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