电路

With the gain-boost technology,the operational transconductance amplifier used in this analog-to-digital converter achieves enough DC gain and unity-gain frequency under the low voltage supply and to guarantee the performance of the sample and hold circuit and the sub-stages.

同时利用增益增强技术设计高直流增益和高单位增益带宽的运放，从而保证采样保持电路和子级电路的性能。

Considering the speed , power dissipation and specifications, A flip-around sample and hold circuit was designed to reduce the power consumption; S/H circuit is followed by eight 1.5-bit stages and a final 2-bit flash sub-ADC.

该流水线式ADC的采样保持电路采用Flip-around结构以减少功耗；前8级每级1.5位，最后一级为2位的并行flash ADC，并采用数字校正技术对级电路的误差进行校正，最终以达到10位的精度；为了达到系统低功耗的要求，该流水线ADC采用了运放共享技术和逐级缩小技术。

Due to the scale-down of the process technologies, the operating frequency and circuit complexity of CMOS VLSI increase significantly.

由於制程技术的进步，CMOS积体电路的操作频率及电路复杂度也随著增加。

The hardware circuitry of the whole digital scan conversion system is realized through the complex programmable logic devices so as to improve stability, flexibility and real-time of the digital hardware circuitry. A high-performance digital scan conversion system is researched and developed.

整个数字扫描变换系统的硬件电路都使用复杂可编程逻辑器件实现，增加了数字电路系统的实时性、稳定性和灵活性，设计和实现了一种高性能的数字扫描变换系统。

The sensor is made up of original circuit, magnetic core, Hall part, secondary coil and magnifier. There are two work modes: direct measure mode and closed-loop mode.

其结构由原边电路、聚磁环、霍尔器件、次级线圈和放大电路等组成，分直测式和磁补偿式两种工作方式。

Circuit noise within the system: such as CRT deflection circuit power to the secondary emission of noise _ mother _ Sina fashion blog, fashion, mom, wedding photography network to provide in accordance with the relationship between noise and signal, image noise can be divided into additive and multiplicative noise two types of noise ...

系统内部电路噪声：如CRT的偏转电路二次发射电予的噪_时尚妈妈_新浪博客，时尚妈妈，婚纱摄影网提供按照噪声和信号之间的关系，图像噪声可分为加性噪声和乘性噪声两大类。。。

The question of over-voltage often exists in a inductance circuit,which was defined through analysis of a classic self inductance experiment.

通过对经典自感实验电路的分析，指出了电感电路中往往存在着过电压现象。

The main test circuit adopts the auxiliary amplifier method with phase compensation circuits in order to avoid self-excitation.

运放参数主测试电路[1]采用辅助放大器测试法设计，通过相位补偿网络消除电路自激现象。

Aimed at the use of underwater active detection system, an analog pretreatment circuit is designed. More than one amplifier and two filters are used to process the signal. The signal can be amplified and self-excitation is avoided. The series of AD867X are used to restrain the circuit noise.

针对水下主动探测系统的应用，设计了一种模拟预处理机，该电路采用分级放大结构，并使用两级滤波器对信号进行滤波处理，在达到对信号放大倍数要求的同时避免了放大器自激，采用噪声性能好的AD867X系列芯片有效抑制了电路噪声对信号的影响。

B-ISDN supports switched, semipermanent and permanent point-to-point and point-tomultipoint connections and provides on demand, reserved and permanent services. Connections in B-ISDN support both circuit mode and packet mode services of a monoand/or multi-media type and of connectionless or connection-oriented nature and in a bidirectional or unidirectional configuration.

B-ISDN支持可交换的、非永久性的以及永久性的点对点和一点对多点连接，同时提供按需的、预留的和永久的服务。B-ISDN内的连接支持单个和/或多个媒体类型电路模式和分组模式服务，以及无连接或面向连接性的电路模式和分组模式服务，并且采用双向或单向结构。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。