查询词典 filter circuit

Specialized introduction: This specialized raise has the electronic technology and the information system elementary knowledge, can be engaged in each kind of electronic installation and the information system research, the design, the manufacture, the application and the development higher project technology talented person Main curriculum: The signal and the system, the digital signal processing, the correspondence principle, the microcomputer principle and the connection technology, the monolithic integrated circuit principle and the application technology, the DSP technology and the application, the EDA technology, the construction of data, embedded Linux using the programming, the feeling measure technical, the electric circuit theory series curriculum, the computer technology series curriculum and so on individual hobby * software and hardware research and development computer correspondence literature ping pong photography The experience and the personal experience * 2006.6.29-7.8 compile the staff management system management system using the C language, its basic service activity includes: The staff information warehousing, the revision, the inquiry, the insertion, deletes the staff information and so on * 2006.7.10-7.20 monolithic integrated circuit curriculum design period completes the stopwatch the design, namely the initialization timer is 99:99, 0 starts using the monolithic integrated circuit timer fixed time, fixed time arrives when 0s to transmit the signal to cause the buzzer bell, and may realize suspends, the continuation and the replacement function * 2007.7.2- 7.8 practises in Luoyang Big dragon Peony Communication facility Limited company, does has liquid crystal display monitor telephone one, simultaneously visited has served under somebody's banner the correspondence company, and studied has simulated the telephone the design electric circuit, had understood its basic principle * 2007.7.4- 7.18 completed the DSP curriculum in the school to design, realizes the FIR numeral filter, namely transmitted 25 from DSPThe height level, after advocates AC01 D/A to transform the simulation square-wave, then passes to again from AC01 carries on A/D to transform, produces the data signal, after the DSP numeral filter, finally produces the sine wave * 2008.8.1-8.15 to practise in the Zhejiang Jiang hua abundant power tool limited company, studies the computer software and hardware maintenance.

专业介绍：本专业培养具备电子技术和信息系统的基础知识，能从事各类电子设备和信息系统的研究、设计、制造、应用和开发的高等工程技术人才主要课程：信号与系统、数字信号处理、通信原理、微机原理与接口技术、单片机原理与应用技术、DSP技术及应用、EDA技术、数据结构、嵌入式Linux应用编程、感测技术、电路理论系列课程、计算机技术系列课程等个人爱好＊软硬件研发计算机通信文学乒乓球摄影实践经验及个人经历＊ 2006.6.29-7.8 利用C语言编写员工管理系统，其基本业务活动包括：员工信息入库，修改、查询、插入、删除员工信息等＊ 2006.7.10-7.20 单片机课程设计期间完成秒表的设计，即初始化定时器为99：99，利用单片机定时器0开始定时，定时到0s时发送信号使蜂鸣器响铃，并可实现暂停、继续和复位功能＊ 2007.7.2- 7.8 在洛阳巨龙牡丹通信设备有限公司实习，做有液晶显示屏电话机一部，同时参观了旗下通信公司，并学习了模拟电话的设计电路，懂得了其基本原理＊ 2007.7.4- 7.18 在校完成DSP课程设计，实现FIR数字滤波，即从DSP发送25个高低电平，经主AC01 D/A 转换成模拟方波，然后再传给从AC01进行A/D转换，生成数据信号，经DSP数字滤波，最后生成正弦波＊ 2008.8.1-8.15 在浙江华丰电动工具有限公司实习，学习电脑软硬件维护。

In Chapter 4, on the basis of the selected CPU chips, the hardware frame of the embroidery machine control system is determined according to the overall framework. The power circuit, reset circuit, memory interface circuit, keyboard and display circuit, USB interface circuit, serial communication interface circuit and nether electromechanical interface circuit are designed in particular.

第四章根据总体架构，在选好的CPU芯片的基础上确定了绣花机控制系统的硬件框架，详细设计了电源电路、复位电路、存储器接口电路、键盘与显示电路、USB接口电路、串行通信接口电路和下层机电接口电路。

The hardware system mainly includes the Hall probe circuit, magnetic-flux meter circuit, extension measurement circuit, data capture circuit, the parameters storage circuit, display and keyboard circuit, serial communication controller circuit etc.

硬件系统主要包括磁场测量、磁通表、伸缩量输入、数据采集、参数存储、显示和键盘电路、通讯接口电路等。

The design of accelerometer/angulometer is based on MSP430FW425 microcontroller and ADXL202 accelerate sensor. Protel DXP is used in circuit design, which completes the schematic and PCB design of modules including the clock circuit, the filtering circuit, the power supply circuit, the communication circuit between MSP430 and PC, ADXL202 collecting signal circuit and LCD display circuit.

硬件部分采用Protel DXP开发平台完成了系统的时钟电路、滤波电路、电源电路、MSP430 与PC机之间通信电路、ADXL202传感器电路、LCD显示电路等的电路原理图和PCB板图设计，完成了硬件实物制作。

First, it analyses all-around design of the electronic computer-based interlocking system and each module, then from introducing CAN bus, it lucubrates design of the censorial module's software and hardware which is based on CAN bus of signal lamp's stimulant state, then the hardware's circuit of the entire system's censorial module is made up of opsonic circuit, collecting circuit, microcontrolled circuit,circuit of communication, interrupt circuit of overcurrenting and reset circuit.

首先对全电子计算机联锁系统的总体设计及各个执行模块进行全面的分析和研究，然后通过介绍CAN总线技术，着重研究了基于CAN总线的信号灯模拟状态监测模块的软硬件设计，其中整个系统监测模块的硬件电路主要由硬件调理电路、采集电路、微控制电路、通信电路、高过流中断电路、复位电路等部分组成。

First, it analyses all-around design of the electronic computer-based interlocking system and each module, then from introducing CAN bus, it lucubrates design of the censorial module%26rsquo;s software and hardware which is based on CAN bus of signal lamp%26rsquo;s stimulant state, then the hardware%26rsquo;s circuit of the entire system%26rsquo;s censorial module is made up of opsonic circuit, collecting circuit, microcontrolled circuit,circuit of communication, interrupt circuit of overcurrenting and reset circuit.

首先对全电子计算机联锁系统的总体设计及各个执行模块进行全面的分析和研究，然后通过介绍CAN总线技术，着重研究了基于CAN总线的信号灯模拟状态监测模块的软硬件设计，其中整个系统监测模块的硬件电路主要由硬件调理电路、采集电路、微控制电路、通信电路、高过流中断电路、复位电路等部分组成。

After this text introduced and will imitate the audio frequency signal processing as numerical signal after red shoot outside, the numerical signal that will receive again solution adjust after the audio frequency power enlarger enlarge restore in order to imitate the speech signal, shot the electric circuit outside analyzed to design the audio frequency signal before collecting the electric circuit, signal placed the big electric circuit, frequency to make the electric circuit, red, red circumscribed to accept the electric circuit,, frequency the solution adjusted the electric circuit and audio frequencies to enlarge the electric circuit etc.

本文介绍了将模拟音频信号处理为数字信号后经红外发射，再将接收到的数字信号解调后经音频功率放大器放大后还原为模拟语音信号，在分析设计了音频信号采集电路、信号前置放大电路、频率调制电路、红外发射电路、红外接收电路、、频率解调电路以及音频放大电路等各组成部分。

This article from the temperature examination electric circuit, a/D switching circuit, the output control electric circuit, the keyboard and LED display circuit's design and so on several aspects embarks, the dissect and has designed based on monolithic integrated circuit's greenhouse big awning observation system's each partial contents, has designed the monolithic integrated circuit and the peripheral circuit, the parallel connection unites the set of complete procedure algorithm.

本文从温度检测电路、A/D转换电路、输出控制电路、键盘及LED显示电路的设计等几个方面出发，详细研究和设计了基于单片机的温室大棚测控系统的各个部分内容，设计了单片机及其外围电路，并结合一套完整的程序算法。

Abstraction :This paper analyzes the principle of Butterworth digital filter,discuss bilinear transformation method of filter design;record a piece of voice by Microsoft voice recorders, carry on its a time-domain analysis, spectral analysis;then design a specified Butterworth band-stop filter based on the theory of bilinear transform,analyze the filter by the tool named Fvtool;and filter the voice signal acquired by voice recorder.finally compare its characteristics of frequency domain and time domain,study the applications of Butterworth filter in digital signal processing ,in particular in signal denoising.

本文分析了巴特沃思数字滤波器的原理，探讨了双线性变换法设计滤波器的方法；用微软录音机采集一段语音，对其进行了时域分析，频谱分析；然后使用双线性变换法设计了一个的巴特沃思带阻滤波器，并且使用fvtool对设计的滤波器进行分析；然后利用该滤波器对采集的语音信号进行滤波。最后对比滤波前后的语音信号的时域和频域特性，研究了巴特沃思滤波器在信号处理尤其是信号滤波去噪方面的特性和应用。

Zadeh put forward, make MTL-algebra"s filter conception fuzzified, provide the conceptions and properties of fuzzy filter, obtain the structure of all fuzzy, filters, prove that the set of all fuzzy filters forms a complete distribution lattice; Provide several fuzzy Boolean filter"s equivalent forms, introduce fuzzy positive implicative filter, fuzzy obstinate filter and fuzzy ultra filter, discuss some property characteristics and terms that transform each other under certain terms to obtain them.

Zadeh提出的模糊集思想使MTL-代数的滤子概念模糊化，给出了Fuzzy滤子的概念和性质，得到了全体Fuzzy滤子的结构，证明了全体Fuzzy滤子之集构成完备的分配格；给出了Fuzzy布尔滤子的若干等价形式，并且引入了Fuzzy正蕴涵滤子，Fuzzy固执滤子和Fuzzy超滤的概念，得出了它们的一些性质特征以及在一定条件下之间相互转化的条件。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。