Compensating Error of Signal Conditioning Circuit Based on Least Square Curve Fitting 基于最小二乘曲线拟合的信号调理电路误差补偿方法
In order to solve the wrist force sensor's dynamic characteristic changing with the loadings, this paper develops a real-time adaptive multi-dimensional dynamic compensating device with ADSP, designs the hardware circuit and edits the application software. A lot of experiments have been finished. 针对腕力传感器动态特性随负载变化这一问题,研制了以ADSP为处理核心的自适应多维实时动态补偿器,设计了硬件电路,编制了软件,进行了实验。
The new technology was developed for methane sensor: the process of dynamic matching for the catalytic component and the compensating component, new measuring circuit and the automatic adjustment for the sensibility of the sensor. 研究了热催化瓦斯传感器的三项新技术:催化元件动态配对工艺、新型检测方法和瓦斯传感器灵敏度自动调校方法。
The compensating factor of linear voltage bootstrap circuit 自举式线性电压形成电路的补尝系数
A class of compensating current calculating circuit based on instantaneous power theory is presented. 介绍一类基于瞬时功率理论的实时无功电流计算电路。
From the compensating coefficient of bootstrap mode scanning circuit, the improving of circuit and cluster of curves, the basic theory of bootstrap mode scanning circuit is summarized, and the theoretical foundations for designing bootstrap mode scanning circuit is provided. 从自举式扫描电路的补偿状态、电路的改进措施和ε曲线簇三个方面全面分析了自举式扫描电路的基本原理,并为设计自举式扫描电路提供了理论依据。
This paper introduces a gain compensating circuit based on voltage-operated gain, which can realize gain compensation effectively. 本文提出了一种基于压控增益的增益补偿电路设计方案,实验表明较好地实现了增益补偿。
Having researched the error source of encoder system, the paper analyzed the experiment data of subdivision error and its related background noise by regulating the size of background noise in compensating circuit. 本文针对系统的误差来源,利用其补偿电路,调节其本底噪声的大小,得到了细分误差与本底噪声对应关系的实验数据。
Design of Temperature Compensating Circuit Three Times 温度补偿电路的三次设计
In this paper we mainly discuss the data compensating principle and its circuit accomplishment, RS-422 interface adaptor which are used in a high-speed data acquisition system. 本文介绍了用于激光三维图像数据采集系统中的硬件数据补偿电路和实现高速串行通讯的RS-422接口电路。
According to the principle of compensating a leg of circuit by a hybrid bridge circuit, a method for automatically controlling of the frequency and amplitude in a power ultrasonic equipment is proposed, in which the technologies of phase-locked loop ( PLL) and analog multiplier are used. 本文根据差动变量器桥式电路补偿电学臂的原理,采用锁相环(PLL)及模拟乘法器等技术,进行功率超声设备频率振幅自动控制。
Simulation Research of Video Twice Differential Compensating Circuit 视频双微分补偿电路的仿真研究
The combined motor vibration sensor which is held manually with double charge amplifier placed inside and with frequency compensating circuit is designed based on the existed press-electricity accelerator of vibration and the measuring vibration system of charge amplifier in the paper. 本文在现有振动压电式加速度计、电荷放大器测振系统的基础上,设计了手持式内置微型双电荷放大器和频率补偿电路的一体化发动机振动传感器。
The compensating circuit is simple and independent on the process. 该补偿方法修正过程简单,并且具有通用性,不受具体工艺参数的限制。
The compensating principle and circuit design as well as the key technologies and the corresponding solution methods are discussed. 论述了补偿原理、电路设计及其技术难点和相应的解决方法。
This paper introduces the work principle and load characteristic of potentiometer, points out the reason of producing non-linearization error, gives the way compensating the error with half-bridge differential circuit. 文介绍并分析了电位器的工作原理及其负载特性,指出了其非线性误差产生的原因,并提出引入半桥差动电路以解决补偿问题。
By compensating with P-type bootstrapped switch, this circuit can overcome nonlinear distortion, which is generally introduced by signal-dependent on-resistance, and improve sampling resolution. 采用P型栅压自举开关补偿技术,可以有效地克服采样管导通电阻变化引入的非线性失真,提高采样精度。
It also shows the correct using method. The differential amplifying circuit using the input end with the bridge circuit has been designed as temperature compensating circuit to have meters and computers accurately measure and control temperature of the working point. 并给出了正确使用方法,设计出采用输入端带有桥式电路的差动运放电路作为温度补偿电路,使仪表、计算机能够准确测量、控制工作点的温度。
Environment Temperature Compensating Circuit Design for Heat Film Mass Air Flow Counter 热膜式质量空气流量计环境温度补偿电路设计
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;
A design method of NTC-thermistor temperature compensating circuit in series/ parallel NTC-热敏电阻串、并联温度补偿电路设计
Study of Compensating Current Calculating Circuit for Power Factor Improvement 用于提高功率因数的补偿电流计算电路的研究
The main circuit and compensating network of the control circuit are respectively optimized using nonlinear optimum methods. 应用非线性优化方法分别对主电路和控制电路的补偿网络进行了优化设计。
A composite motor vibration transducer with differential charge amplifier and adaptive frequency compensating circuit is introduced. 阐述了手持式内置微型差动式电荷放大器和频率补偿电路一体化的发动机振动传感器。
Compensating Technology and Design of Signal Conditioning Circuit for the Pressure Sensors 压力传感器信号调节电路设计及误差补偿技术
Aim at the conditions without two complementary common mode noise sources like single-phase half-bridge converter, an active compensatory common mode EMI suppression technique with an external compensating circuit is adopted. 针对单相半桥等不存在两个互补对称共模噪声源的场合,采用了外加专门补偿电路的方法,实现并联有源共模EMI抑制。
In practice, the material dielectric constant change frequently, it needs automatic compensating circuit to adjust error. 实际生产中物料的介电常数时常发生变化,需采取自动补偿电路的方式校正误差。
The calculating process of output capacitor and coupling capacitor in active compensating circuit are discussed by using the common mode current equivalent mode based on noise source in parallel. The driven circuit of compensating circuit is also designed in this paper. 利用基于噪声源并联等效的共模电流模型讨论了补偿电路的输出电容和耦合电容的计算,并设计了补偿桥臂的驱动电路。
Compensating capacitor of track circuit was theoretically analyzed from the view of electricity. 通过电气角度,深入对轨道电路补偿电容方法的理论分析。