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  • 基于FPGA的星图采集及预处理算法实现

    本文的目的就是研究如何应用FPGA这种大规模的可编程逻辑器件实现CCD(Charge Coupled Device,电荷耦合器件)数字图像的实时采集及预处理。基于对实时图像处理系统的研究与设计,本文主要研究工作及成果如下: 1.本论文详细的介绍了图像采集卡的结构和基本工作原理。同时,针对高分辨率的CCD摄像机,探讨了有关点目标与CCD ...

    /dl/11976.html

    标签: FPGA 采集 预处理算法

    上传时间: 2013-07-03

    上传用户:wang5829

  • 水位监测报警系统原理

    摘要:本水位监测报警器使用5V低压直流电源(也可以用3节5号电池代替)就可以对5~15厘米的水位进行监测,用LED显示和数码管显示水位,并可以对不再此范围内的水位发出报警。主要采用CD4066、74LS86、74LS32、CD4511芯片,再加上数码管、蜂鸣器、发光二极管、电阻这些器件组成一个简单而灵敏的监测报警电路,操作简单,接通 ...

    /dl/31261.html

    标签: 水位 监测报警 系统原理

    上传时间: 2013-11-05

    上传用户:王庆才

  • 使用Nios II紧耦合存储器教程

                 使用Nios II紧耦合存储器教程 Chapter 1. Using Tightly Coupled Memory with the Nios II Processor Reasons for Using Tightly Coupled Memory  . . . . . . . . . . . . . . . . . . . . . . . 1–1 Tradeoffs  . . . . . . . ...

    /dl/39390.html

    标签: Nios 耦合 存储器 教程

    上传时间: 2013-10-13

    上传用户:黄婷婷思密达

  • XAPP390 - 利用CoolRunner-II CPLD设计数码相机

      Digital cameras have become increasingly popular over the last few years. Digital imagingtechnology has grown to new markets including cellular phones and PDA devices. With thediverse marketplace, a variety of imaging technology must be available. Imaging technologyhas expanded to include ...

    /dl/40095.html

    标签: CoolRunner-II XAPP CPLD 390

    上传时间: 2013-10-16

    上传用户:18710733152

  • CHMMBOX, version 1.2, Iead Rezek, Oxford University, Feb 2001 Matlab toolbox for max. aposteriori e

    CHMMBOX, version 1.2, Iead Rezek, Oxford University, Feb 2001 Matlab toolbox for max. aposteriori estimation of two chain Coupled Hidden Markov Models.

    /dl/196832.html

    标签: aposteriori University CHMMBOX version

    上传时间: 2014-01-23

    上传用户:rocwangdp

  • 三维矢量有限元-矩量法电磁场分析程序。 EMAP5 is a full-wave electromagnetic field solver that combines the method of m

    三维矢量有限元-矩量法电磁场分析程序。 EMAP5 is a full-wave electromagnetic field solver that combines the method of moments (MOM) with a vector finite element method (VFEM). It employs the finite element method (FEM) to analyze a dielectric volume, and employs the method of moments (MoM) to solve fo ...

    /dl/279387.html

    标签: electromagnetic full-wave combines solver

    上传时间: 2016-04-03

    上传用户:cylnpy

  • RS_latch using vhdl, When using static gates as building blocks, the most fundamental latch is the

    RS_latch using vhdl, When using static gates as building blocks, the most fundamental latch is the simple SR latch, where S and R stand for set and reset. It can be constructed from a pair of cross-coupled NOR (Not OR) logic gates. The stored bit is present on the output marked Q. Normally, in stor ...

    /dl/471663.html

    标签: using fundamental the RS_latch

    上传时间: 2017-07-30

    上传用户:努力努力再努力

  • 嵌入式系统的应用控制理论

    Microprocessors  are  getting  smaller,  cheaper  and  faster.  Every  day,  it  is  easier to embed more functionality into a smaller space. Embedded processors have become pervasive, and as time goes on, more and more functions that were once ...

    /dl/512398.html

    标签: 嵌入式系统 控制理论

    上传时间: 2016-07-20

    上传用户:kunger

  • Wide Area Monitoring, Protection

    Today, electric power transmission systems should face many demanding chal- lenges, which include balancing between reliability, economics, environmental, and other social objectives to optimize the grid assets and satisfy the growing electrical demand. Moreover, the operational environment of trans ...

    /dl/522361.html

    标签: Monitoring Protection Wide Area

    上传时间: 2020-06-07

    上传用户:shancjb

  • DRM023_3-Phase AC Designer Reference Manual

    This reference design describes the design of a 3-phase AC induction vector control drive with position encoder coupled to the motor shaft. It is based on Motorola’s DSP56F805 dedicated motor control device. AC induction motors, which contain a cage, are very popular in variable speed drives. They ...

    /dl/522451.html

    标签: Reference Designer Manual Phase DRM 023 AC

    上传时间: 2020-06-10

    上传用户:shancjb