Design for Compensation and Signal Conditioning Circuit of Strain-Type Pressure Sensors 应变式压力传感器的补偿及信号调理电路的设计
Study of Dynamic PMD Compensation System Using Signal DOP as the Feedback Control Signal 基于光信号偏振度的偏振模色散补偿系统的研究
A method for amplitude-frequency characteristic compensation of signal generator based on pseudo interleaving 基于伪插值的信号源幅频特性补偿方法研究
There is linearity compensation to signal through singlechip, so higher accuracy can be achieved. 并通过单片机对信号进行线性补偿,以获得较高的精度。
In view of the influence of band-pass filter on real-time performance of voltage compensation signal detection and compensation accuracy, a direct compensation signal detection method for dynamic uninterruptible power supply ( DUPS) based on fuzzy parameters self-correcting PID control is proposed. 针对带通滤波器会影响电压补偿量检测的实时性和补偿精度的问题,提出了基于模糊参数自校正PID控制的动态不问断电源(dynamicuninterruptiblepowersupply,DUPS)补偿量直接检测法。
To eliminate the influence of frequency hopping, the methods of signal decomposition, phase compensation and signal reconstruction are applied to each segment. 通过对每段信号进行分解、相位补偿、重构的方法来消除由频率跳变所引起的距离旁瓣增高,谱峰分裂、偏移等影响。
The slope compensation signal can be self-regulated as the input voltage changes, which eliminates under-compensation and over-compensation. 其产生的斜坡信号斜率随输入电压变化而自动精确调节,消除了欠补偿和过补偿现象。
The LC-EX-03 I type of reference temperature compensation and output signal amplifier for the semi-artificial thermocouple is developed. 研制LC-EX-03Ⅰ型半人工热电偶冷端温度补偿与输出信号放大处理器;
Compensation Signal Extraction for Wideband Radar System Distortion 宽带雷达系统失真补偿信号的提取方法
Direct Detection Method of Compensation Signal for Dynamic Uninterruptible Power Supply Based on Fuzzy Parameters Self-correcting PID Control 基于模糊参数自校正PID控制的动态不间断电源补偿量直接检测法
Research on the Theory and Method for Measurement of Machining Error Compensation Signal 机床主轴回转误差补偿信号的测量理论和方法
Real-Time Measurement System for Machining Error Compensation Control Signal 机床加工误差补偿信号的实时测量系统
Direct Detection of Compensation Signal for Dynamic Voltage Restorer Considering Decaying DC Component 考虑衰减直流分量的动态电压恢复器补偿量的直接检测方法
The radiation energy signal can present loading level and combustion condition simultaneously. By introducing as the dynamic feedforward compensation signal in the temperature control system, it is possible to actively compensate the influence to steam temperature because of disturbance of load and burning efficiency. 辐射能信号既能代表机组负荷水平又能快速反映炉膛燃烧率的变化情况,如果以此作为前馈补偿信号引入汽温控制系统,可以及时动态补偿负荷扰动和燃烧率扰动对过热汽温的影响。
And the essential condition is to work out the compensation signal through detecting the system current. 对系统电流进行检测求出补偿信号是实现有源电力滤波的必备条件。
To estimate the channel well, we introduced a pilot signal aided modulation ( PSAM) technology, and utilize certain interpolation way to get the statistical effect of channel, hence afford loss compensation for signal demodulation. 为解决信道估算的问题,本课题引入导频信号辅助调制,应用一定的插值法,得到信道的统计特性,对信号解调进行衰落补偿。
According to the law of MIT self adaptive adjustment, the self adaptive adjustment module is established to perform slight adjustments to the gain of the compensation signal and further improve the compensation precision. 根据MIT自适应调节规律,建立自适应调节模块,使补偿信号的增益随着误差能够进行微调,进一步提高补偿精度。
In this paper, a measurement system of UWS electromagnetic pulse radiating field is developed, which consisted of TEM horn, coaxial transmitting line, wide band oscillograph and data processing software for the compensation of signal attenuation and aberration. 介绍了一套自行研制的高功率超宽谱电磁脉冲辐射场测量系统,该系统主要由TEM喇叭接收天线、同轴传输线、宽带示波器及微型计算机组成。
In order to decrease the interference of instrument error and improve the accuracy, temperature compensation, signal filtering and some other measures are applied in the design of software. 在软件设计时,采用声速补偿、滤波等方法尽量减小误差,提高系统的测量精度。
Compensation signal No ( t) includes the following variables: delay time, compensation period, compensation time, compensation data. Methods and procedures to obtain the compensation variables are discussed in detail in this paper. 补偿信号包括如下参量:延迟时间、补偿周期、补偿时间和补偿数据,文中详细论述了确定补偿参量的方法及过程。
And we set the stage for implement the active filter by using Digital Signal Processor ( DSP) to select out the harmonic compensation signal in the collection source signals and convert it to the output current analog signal as the controlling signal of the linear power filter. 并采用数字信号处理器(DSP)实现从采集的电源信号中分析出谐波补偿信号,并将此信号转换成模拟信号输出,作为有源电力滤波器的控制信号,使有源电力滤波成为可能。
A clamp circuit is also designed whose threshold can be adjusted with respect to the magnitude of the slope compensation signal so that a substantially constant maximum current limit of the regulator may be remained at greater duty cycles. 同时设计可根据斜坡补偿信号幅度进行阈值自调节的箝位电路,减小了斜坡补偿对电感峰值电流的影响,保证了芯片在高占空比条件下的带载能力。
Considered as a special IC, the pressure sensor integrates diffusion silicon sensing element, circuit for temperature compensation and signal conditioned circuit on a chip in the form of thick film hybrid IC, through using thick film technology and surface mounting technology. 将集成压力传感器作为一种特殊的集成电路,采用厚膜工艺与表面组装技术,以厚膜混合集成电路的形式,实现了扩散硅力敏元件与温度补偿电路及信号放大电路的集成。
At present, most pressure sensors isolate sensing element from circuit for temperature compensation and signal conditioned, it is difficult to miniaturization and long wire make it easy to be impacted by interference, the aseismatic capability and the reliability of pressure sensor is weakened. 目前大部分产品,力敏元件与温度补偿电路及信号放大电路相对独立,传感器体积无法缩小,相互间的引线连接也不利于抗干扰,并影响到传感器的抗震性能和可靠性。
The pressure difference of the two motors is calculated as the compensation control signal of one of the two motors. 将两个驱动马达的压力差值经PID控制形式计算后作为其中一个系统的补偿控制信号。
Then design the automobile infrared thermometer, including the design of optical system, the choice of infrared detector, temperature compensation and signal processing. 接着从实际应用角度出发设计了汽车红外测温仪,包括光学系统部分的设计,红外探测器器件的选择,温度补偿和信号的处理等。
Design, signal compensation and signal digital process of si-piezoresistive pressure sensor are investigated. 本文以提高硅压力传感器的性能为研究目标,研究压阻式压力传感器的设计、信号补偿和信号的数字化等问题。
Through force controller based on admittance control, the force error signal is converted to compensation signal of the internal position loop. Thus the loading force control is realized, and the frequency range of the force control system as well. 通过基于导纳控制的力控制器,将力误差信号转换为内部位置环的补偿信号,实现了力加载控制,并获得了系统力控制频宽。
The reference arm of laser interferometer was constituted of PZT groups with modulation and compensation function. The optimal combination of PZT groups and the optical path changes induced by modulation signal and feedback compensation signal are also analyzed. 激光干涉仪参考臂由具有调制和补偿功能的双PZT组构成,分析了双PZT组的最佳组合方式,及其在调制信号和反馈补偿信号作用下对干涉测量仪光程差的改变情况。