擅长数字和模拟电路。
另外，美国系统将支持集成电路设计和模拟测试，数字和射频应用。
Also, American Systems will support integrated circuit design and testing for analog, digital and radio frequency applications.
虽然早期的EDA侧重于数字电路，许多新的工具将模拟设计和混合系统。
While early EDA focused on digital circuitry, many new tools incorporate analog design, and mixed systems.
在电信中心办公室和交换中心安装工机电，模拟和数字集群系统，电路和设备。
Install electromechanical, analog and digital trunking systems, circuits and equipment in telecommunications central offices and switching centres.
在混合信号电路中，考虑到功耗和性能的要求，数字电路低电压工作而模拟电路高电压工作；
In mix signal circuits, digital circuits operate at a lower voltage and analog circuits at a higher one, so as to meet the requirement of power dissipation and performance.
提出了一种采用数字电路技术，替代原来的模拟元器件控制音响的声道选择和音量调节的音响控制器。
In this article an audio controller, which USES digital circuit technology instead of original analogue components to control channel selection and volume adjustment, is proposed.
在过去的二十几年中，人们对于数字电路顺序行为的验证进行了深入的研究并提出了许多行之有效的验证方法，例如，模拟的方法和形式化的方法等。
In the past twenty years, people have studied extensively and proposed several effective verification methods for sequential behaviors of digital circuits, such as simulation method and formal method.
用集成温度传感器ad5 90测量温度，通过模拟电路调零和放大，其温度由数字毫伏表直接显示。
The temperature is measured with an integrated temperature sensor AD590, amplified and zeroed through an analog circuit, displayed directly by a digital voltmeter.
采用模拟回波和精密延时电路检测照射能力、用CCD采集激光光斑测试激光束散角，实现了整机性能的数字化检测。
Using simulation echo wave and accurate time delay circuit to measure ranging ability, using CCD to grasp laser facular to measure divergence of laser pulse, the digitized methods are realized.
测试系统中采用了以数字信号处理器为核心，以复杂可编程逻辑器件为外围电路，来控制执行部件和测试与接收由外部返回的数字信号、模拟信号和开关信号。
Testing system, in which DSP is the part of core and CPLD is as peripheral circuit, controls operation parts, and test or incept the digital signal, analog signals and switch signals from exterior.
提出一种基于“半周期峰值比法”的周期识别新技术，它是全数字化的，不需使用任何附加的模拟电路和硬件支持。
It is based on the widely used analogue "half-cycle peak ratio" technique, form which it differs by being entirely digital, no additional analogue signal processing or other hardware is required.
通过校准和纠正技术，一个更加数字化的收发器可以用DSP来补偿低成本的模拟电路所带来的影响。
A mostly digital transceiver can use DSP to compensate for the imperfections of low-cost analog circuits using calibration and correction techniques.
确保数字电路和模拟电路分开。
Try to keep the digital circuitry away from the analog circuitry.
介绍了一种利用模拟可编程器件和数字可编程器件设计三工位开关控制器的方案，并给出了具体的电路图和程序代码。
A scheme for designing the three-position switch with both analog and digital devices is presented with specific diagram and program code.
总体分为两部分：数字控制逻辑电路和模拟宏单元电路。
They are divided into two parts: digital control logic circuits and analog macro circuits.
其次对集成电路内所需要的基本模拟及数字电路如有源电阻、电流镜、电压比较器、与门及或门进行了设计和仿真。
Then the all basic-circuits are also designed and simulated carefully including active resister, current mirrors, comparator, inverter, AND gate, OR gate.
本文介绍了一种新型的彩条信号发生器的设计方法。这种彩条信号发生器由少数几片数字集成电路和两片模拟集成电路构成。
In this paper a new type of PAL and NTSC color bar signal generator is described, which consists of a few digital integrated circuits and two analog integrated circuits.
介绍利用复杂可编程逻辑器件CPLD和直接数字合成专用电路dds，设计雷达信号回波模拟器的硬件系统。
Introduce how to design hardware system structure of radar signal echo simulator by using CPLD and DDS.
模拟电路数字化虽可解决很多深亚微米工艺射频模拟集成电路设计中出现的问题，但暂时依然无法完全替代传统模拟电路器件和结构。
Though it can solve many problems during RF analog IC design in deep submicron meter technology, but it still can't i(?)place all conventional analog circuit component or structure.
在文章中，我们在现有的MOS器件模型的基础上再组建一个寄生的衬底模型，然后利用此模型逐一对单个MOS器件，具有累积效应的数字电路和部分基本模拟电路进行了仿真实验和分析。
In the article, we make a parasitic substrate model on the existing MOS model, and use this model to do simulation for each single MOS, accumulated effect circuit and some useful analog circuit.
硬件上详细给出了系统主要功能模块的工作原理和设计内容，包括模拟信号输入电路、数字信号输入输出电路、看门狗及系统复位电路等。
On the hardware design we provide the operation principle of the main function module and design content in detail, including Analog Inputting, Digital Inputting and Outputting, Watchdog, etc.
硬件上详细给出了系统主要功能模块的工作原理和设计内容，包括模拟信号输入电路、数字信号输入输出电路、看门狗及系统复位电路等。
On the hardware design we provide the operation principle of the main function module and design content in detail, including Analog Inputting, Digital Inputting and Outputting, Watchdog, etc.
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