signal processing circuit造句
例句与造句
- Utilizing the design of external shell , dual axis capacitive accelerometer was succeeded , and the sensitive properties were characterized and analyzed . with the assistance of signal processing circuit consisted of amplifier circuit and filter circuit , the signal from the sensitive chip is converted into the voltage signal that meets the product performance requirement . moreover , we employed micromechanical technique to fabricate the
后端信号处理电路通过放大电路及滤波电路,将敏感芯片输出的电压信号转换成符合产品性能指标的电压信号,经过电路仿真及实验验证了电路的可行性;利用精密机械加工技术制作的外壳使得传感器整体化、小型化;对产品实际性能测试和环境试验后表明,该传感器主要技术指标满足设计要求。 - The purpose of this paper is to resolve some key technologies of the amplitude - modulation inductive displacement transducer signal processing circuit with nanometer resolution , such as the design of high stability signal generating circuit ; the technology of high precision digital phase - sensitive detection circuit ; the technology of digital filter and linearization , etc
本文主要研究调幅式电感位移传感器精密测量系统中涉及的高精度载波信号发生技术、高精度数字相敏检波技术、数字滤波及线性拟和等关键技术,目的是进一步改善调幅式电感位移传感器精密测量系统的测量精度,适应纳米级测量的要求。 - The main task including : when the raster ruler and axis - angle coder move forward or backward , they will bring pulse signals which are length signals and angle signals . these signals will be sent to signal processing circuits to be pretreated . then the signals will be sent to direction differentiation circuits to differentiate the directions
主要完成以下任务：把光栅尺和轴角编码器前进或后退产生的长度信号和角度信号，送信号处理电路进行处理，再送鉴相倍频电路进行鉴相处理，送单片机计数，由另一片单片机把计数的结果数据经过串行通讯电路送至pc主机去进行处理。 - The video signal processing circuit realizes the primary catching , filtering and signal amplifying . variable threshold binarization processing circuit and two - channel counter are designed to sample to count the output pulse signal , which is processed , deposited and displayed in microprocessor . the communication interface circuit with the computer is also designed
视频信号处理电路完成了原始信号的初级捕捉、滤波、视频放大等处理，设计了浮动阈值二值化处理电路，采用两路计数器对输出脉冲信号采样计数，最后送入微处理器进行运算处理，可实现测量值的储存、显示等，并设计了与上位机的通讯接口。 - This thesis describes a all fiber optic accelerometer based on t - g double beam interferometer , the whole system include a coherent source whose wavelength is 1310nm , a flexural optic fiber disk act as sensing unit , photodetector , piezoelectric ceramic act as a phase modulator and signal processing circuit . the all fiber optic accelerometer described in the paper has many desirable engineering features which include : broad frequency response ; high sensitivity to measurands ; antielectromagnetic interference and small size
本课题研究的是一种基于泰曼-格林( t - g )双光束干涉仪原理的光纤加速度计，系统主要包括：中心波长为1 . 31 m的ld相干光源、起传感作用的光纤柔性盘、光探测器( pin ) 、相位调制用的压电陶瓷以及信号处理系统。 - It's difficult to find signal processing circuit in a sentence. 用signal processing circuit造句挺难的
- Thirdly , the signal processing circuit is designed in the dissertation . finally , simulink is used in the simulation of the accelerometer and the results show that the measuring principle of the accelerometer is scientific . the future development of this accelerometer can create extensive prospect
最后,运用simulink仿真工具对本文所研究的加速度计系统进行了仿真,对仿真结果进行了分析,仿真结果证明该新型光学加速度计的测量原理是科学的,其设计路线是正确的,对这一新型加速度计的进一步工程开发将会带来光明的应用前景。 - In the part of the transmitter , the pre - amplifier logarithmic amplifier , temperature complement circuit , anti - disturbing circuit , and v / i circuit , are discussed . the transmitter outputs 4 - 20ma . in the part of the displayer hardware design , the i / v convert circuit and the flame intensity signal processing circuit are introduced
在探头的设计中,详细介绍了前置对数放大器电路设计,在对数放大器加入了温度补偿电路和抗干扰电路,以保证测量精度和较大的量程,最后信号经电压电流的转换,得到4 - 20ma的标准信号作为探头的输出信号,进行远传。 - The methods and developing status of flow measurement and physical parameter of fluid , the principle of vortex flowmeter , the theory of ar model spectrum estimation are described at the beginning of the thesis . the author develops a flow measurement system comprising the signal processing circuit and measurement software to measure flow and do qualitative and quantitative to measurement results that gain by count method and ar model spectrum estimation method
论文依次讲述了流量的测量方法和发展趋势，流体的物理参数，涡街流量计的测量原理， ar模型谱估计的基础理论，并针对涡街流量计设计了信号处理电路和测量软件，最后对用计数方法和ar模型谱估计方法得出的测量结果进行了定性和定量分析。 - In signal processing circuit , the key of our study , based on methods of mcu + cpld and a / d converter , a time interval measurement unit is done , in which an isp cpld counter is carried out to judge laser pulse for controlling counting and offering signal of time series and control , and a count quantization error measurement circuit which main ramp circuit and 12 bits a / d conversion circuit guarantees the resolution of system
信号处理部分是本文研究的关键，采用mcu + cpld的设计方法和模数转换技术构成时间间隔测量单元的理论基础，其中用可在系统编程的cpld计数器实现了对循环光脉冲的判断以开关计数，并提供计数量化误差测量电路相应的时序和控制信号，用斜坡电路和12位a / d转换电路完成对计数量化误差的测量，保证了系统的分辨率。 - A significant advantage of the method is that analog signals are converted using simple and high - tolerance analog circuits , usually a 1 - bit comparator , and analog signal processing circuits having a precision that it usually much less than the resolution of the overall converter
通常我们使用1 - bit的比较器来实现- a d ，所以使用的模拟电路的精度要小于整个转换器的分辨率。本论文详述了- a d转换器的基本概念，并对调制器的数字滤波部分进行了设计和综合。 - Summarizing the development statement of monitoring technology for bridge , based on principle of pulse laser ranger detection and fiber - optic strain measurement , in view of the problem affected by single - chip inherent feature , integrating the goodness of cpld device and single - chip , using a / d converter to measure the count quantization error , a strain measurement system is worked out . the above system chiefly consists of light source , optic fiber sensor , photo detector and signal processing circuit
本文综述了国内外桥梁监测技术的发展概况，在深入研究脉冲激光测距和光纤应变测试原理的基础上，针对单片机固有计数频率低、计数量化误差大和延时不固定等不足，结合cpld计数频率高、延时小而固定和单片机控制功能强的优势，并采用模数转换技术设计计数量化误差测量电路，提出了基于激光脉冲时间测量法的光纤应变测量的方案。 - Based on the investigations of domestic and overseas road traffic safety researching , this paper studies the whole scheme of vehicle operation parameters monitoring system aimed at improving road traffic safety , selects the monitoring parameters which are classified by functions and their sensors , designs the sensor signal processing circuits , the software and hardware of ecu , the display and alarm circuits as well as anti - jamming circuits , realizes the functions of displaying , alarming and " black - box " , and forms a suit of practicality methods of designing vehicle running parameters monitoring system , provides references for research and development of other on - board intelligent devices
本文在分析了国内外有关汽车行驶安全研究成果和发展趋势的基础上，以汽车运行安全为目标，确定了汽车运行安全参数监控系统总体方案，选择了运行安全监控参数，并按功能不同进行了分类，选择了传感器并设计了相应的信号处理电路。完成了电子监控单元软、硬件的设计以及显示、报警电路和抗干扰设计，实现了汽车运行过程中安全参数的显示、报警和“黑匣子”功能，形成了一套汽车运行安全参数电子监控系统设计的实用方法，为其它车载智能化仪器仪表及相关仪器的研究开发提供了借鉴。 - Now , with the rapid development of computer and electronics , there have been a great progress in the field of input / output device technology . among this field , pci has been a current standard interface of pc . and in order to accommodate the development of operating system , wdm has been a driver model adopted by industry generally . at the same time , in the respect of sensor ’ s application , a high precision and high integrated incremental rotary encoder has been an outstanding one among the displacement sensors . meanwhile , eda technology and cpld / fpga chip applied in the signal processing circuit are approved by a great number of engineers who are engaged in designing the electronic device
目前,随着计算机技术和电子技术的飞速发展, i / o设备接口控制技术领域有了长足进步。其中, pci接口成为主流的微机标准接口,而与操作系统平台的发展相适应, wdm已成为业界普遍采用的驱动程序模式;同时,在传感器应用方面,高精度、高集成的增量式旋转编码器已是位移型传感器中的佼佼者,而eda技术和cpld / fpga器件在信号处理电路中的应用被广大电子设计人员所认可。 - It overcomes the disadvantages of traditional inductance sensor , and has advantages of small size . light in weight , better linearity , long life , higher frequency response property and simple driving and signal processing circuit , etc . 3 . having considered the situation that the human - machine dialog equipments in some computer control systems are not of high quality , a new kind of reorganizing the sensor ~ s system by external human - machine dialog scheme is presented in this paper
提出一种新型电感式位移传感元件，采用方波驱动模式和运放电路提取信号，克服了传统电感式位移传感元件的缺点，获得体积小、重量轻、线性好、频响高、驱动电路和信号检出电路简单等优点，并更易于和微机控制相适应。