毕业设计论文-基于LabVIEW环境下虚拟示波器设计.docVIP

本科毕业论文（设计） 基于LabVIEW环境下虚拟 示波器的设计 系 （部） 信息工程系 专 业 测控技术与仪器 学 号 学生姓名 指导教师 提交日期 摘 要 LabVIEW是一种业界领先的工业标准图形化编程工具，主要用于开发测试、测量与控制系统。它是专门为工程师和科学家而设计的直观图形化编程语言。它将软件和各种不同的测量仪器硬件及计算机集成在一起，建立虚拟仪器系统，以形成用户自定义的解决方案。经过20余年的演变和改进，在基于PC的测量自动化领域，LabVIEW确立了其主导地位，并成为业界的事实标准，同时也给传统的教学研究带来了巨大的变化。利用NI的虚拟仪器技术，让以往复杂的数据采集工作变得异常简单。在国外，虚拟仪器技术已经是很多大学院校独立开设的一门课程，相信在未来几年内虚拟仪器技术也必将流行于全国各大学校园理工科院系。 本文运用虚拟仪器及信号处理的相关研究方法，提出了较为理想的虚拟示波器设计方案。认为在LabVIEW环境下设计的示波器更为方便适用，构建了虚拟示波器的双通道信号输入、触发控制、通道控制、时基控制、波形显示、参数自测量等功能。其中波形显示模式包括：通道 A或B 、A+B及A－The design of virtual oscilloscope based on LabVIEW environment Abstract LabVIEW is a kind of industry leading industry standard graphical programming tools,mainly used for development testing, measurement and control system.It is specially designed for engineers and scientists and intuitive graphical programming language.It puts software and a variety of measuring instruments and computer hardware integrated, creating a virtual instrument system, to form a user-defined solutions.After more than 20 years of evolution and improvement, in the field of pc-based measurement automation, LabVIEW has established its leading position, and become the DE facto standard in the industry, but also to the traditional teaching research are of great change.Using virtual instrument technology of NI, let the past complex data acquisition work extremely simple.Abroad, virtual instrument technology has been a lot of colleges and universities opened a course independently, believe that the virtual instrument technology in the next few years will also popular in the university campus in science and engineering departments. This article applies the related research of virtual instrument and the signal processing met