1、

Based on bulk-driven and resistive subdivision techniques, an ultra-low voltage CMOS bandgap reference using second-order temperature and current feedback techniques is realized.

采用二阶温度补偿和电流反馈技术,设计实现了一种基于衬底驱动技术和电阻分压技术的超低压CMOS带隙基准电压源。

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2、

Decoupled Model and Simulation of Three-phase Voltage Source PWM Rectifier Based on Feedback Linearization Theory

三相电压型PWM整流器的反馈线性化解耦模型和仿真

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3、

In this kind of trigger module, 51 series microcontroller is taken as the kernel, CAN bus communication unit, RS 485 bus communication unit, voltage and current negative feedback circuit unit are added.

此触发模块的设计以51系列微控制器为核心,同时增加CAN总线通信单元、RS485总线通信单元、电压和电流负反馈电路单元。

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4、

To meet the requirements of the accuracy of the bandgap reference, the thermal voltage is used on a transistor with negative feedback resistor to generate a compensation current for high-order compensation.

为了满足控制系统对基准的精度的要求,借鉴分段补偿的思想,利用热电压在一带负反馈电阻的三极管上产生补偿电流,对基准进行了高阶补偿,使得温漂更低。

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5、

Based on the mathematical model of three-phase PWM rectifier, which takes the DC voltage, active and reactive currents as state feedback variables, an inverse system of three-phase PWM rectifier is deduced and a pseudo linear system is constructed.

利用三相PWM整流器数学模型,以直流输出电压、有功和无功电流作为状态反馈变量,推导出三相PWM整流器的逆系统,并构造出伪线性系统。

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6、

Based on the unified viewpoint of voltage-series feedback, a normalized voltage transfer function of linear operational amplifiers for inverting and noninverting inputs is proposed, from which an error transfer function is derived.

本文以串联电压反馈的统一观点,提出了同、反相输入运放的归一化电压传函。并由此导出误差传函公式。

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7、

A multifunction hand electric drill control using voltage negative feedback and current positive feedback, with protecting devices of current cut-off negative feedback, is proposed.

本文介绍的多功能手电钻控制器,采用电压负反馈、电流正反馈,并有电流截止负反馈的保护装置。

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