虚拟信号 meaning in Chinese
dummy signal
Examples
- In this paper , a outer virtual instrument measuring system consisting of signal acquisition unit and software package was developed according to the principle of virtual instrument
本文应用虚拟仪器的原理，开发出一套经济实用的外置式虚拟信号测试仪的样机。 - As virtual signal sources produces all the stimulating signals and virtual instruments performs all the testing functions , this testing system saves real instruments and lowers the expenditure
实验过程中所需的全部信号，均由软件编制的虚拟信号源发生，测试功能全部由虚拟仪器仪表实现，节省了实际仪器仪表，大大降低了系统成本。 - Firstly , the steering vector of mainpath of desired user is estimated by using code filtering method , then dummy signals are introduced , main lobe of wave is built by using the steering vector of mainpath of desired user and side lobes is constrained by using dummy signals
该方法首先利用码滤波的方法估计期望用户主径的波达方向，然后引入虚拟信号，利用期望用户主径的波达方向形成波束的主瓣，并利用虚拟信号抑制旁瓣。 - 3 . the project using ins / gps system data to estimate the angle of attack and sideslip is brought forward first . this project using the ins / gps system data , such as acceleration and velocity signal , and others signals of the aircraft , such as gyros and the mathematic models , to estimate virtual signal
首次采用ins gps系统数据来估计迎角和侧滑角传感器参数原理和方法，利用ins gps系统测量的地速和总加速度信号结合飞机其他传感器和数学模型估计得到了迎角和侧滑角传感器的虚拟信号，该种方法具有很好的实时性。 - The nucleus is the software in the design and realization of virtual instruments . we use the design method of module and use many papers to describe the whole building process of the typical signal generation module , date handling module , date reading and writing module , resultdemonstrate module . as the conclusions , we also offer the panels and the diagrams of virtual signal frequency spectrum analytical instrument , virtual butterworth filter , virtual signal generation instrument , virtual integrator and differentiator regulator and amplitude modulation wave counter modulation instrument
本文采用模块化设计方法，详细描述了典型信号生成模块、数据处理模块、数据读取和存储模块、显示模块等软件开发的全过程，分析、解决了设计及实现过程中出现的问题，并给出了已实现的虚拟信号频谱分析仪、虚拟巴特沃斯滤波器、调幅波解调器、虚拟信号发生器、虚拟积分器和微分器等实验教学用虚拟仪器的前面板图和程序流程图。