@misc{upm13957, title = {Implementaci{\'o}n de instrumentaci{\'o}n virtual con LaBVIEW}, month = {September}, address = {Madrid}, year = {2012}, url = {https://oa.upm.es/13957/}, author = {Fraile Gonz{\'a}lez, Jes{\'u}s Fidel}, abstract = {El objetivo del PFC es el dise{\~n}o e implementaci{\'o}n de una aplicaci{\'o}n que funcione como osciloscopio, analizador de espectro y generador de funciones virtual, todo dentro de la misma aplicacion. Mediante una tarjeta de adquisici{\'o}n de datos tomaremos muestras de se{\~n}ales del mundo real (sistema anal{\'o}gico) para generar datos que puedan ser manipulados por un ordenador (sistema digital). Con esta misma tarjeta tambi{\'e}n se podr{\'a}n generar se{\~n}ales b{\'a}sicas, tales como se{\~n}ales senoidales, cuadradas.... y adem{\'a}s se ha a{\~n}adido la funcionalidad de generar se{\~n}ales moduladas en frecuencia, se{\~n}ales tipo Chirp (usadas com{\'u}nmente tanto en aplicaciones sonar y radar, como en transmisi{\'o}n {\'o}ptica) o PRN (ruido pseudo-aleatorio que consta de una secuencia determinista de pulsos que se repite cada periodo, usada com{\'u}nmente en receptores GPS), como tambi{\'e}n se{\~n}ales ampliamente conocidas como el ruido blanco Gaussiano o el ruido blanco uniforme. La aplicaci{\'o}n mostrar{\'a} con detalle las se{\~n}ales adquiridas y analizar{\'a} de diversas maneras esas se{\~n}ales. Posee la funci{\'o}n de enventanado de los tipos de ventana mas comunes, respuesta en frecuencia, transformada de Fourier, etc. La configuraci{\'o}n es elegida por el usuario en un entorno amigable y de visualizaci{\'o}n atractiva. The objective of the PFC is the design and implementation of an application that works as oscilloscope, spectrum analyzer and virtual signal generator, all within the same application. Through a data acquisition card, the user can take samples of real-world signals (analog system) to generate data that can be manipulated by a computer (digital system). This same card can also generate basic signals, such as sine waves, square waves, sawtooth waves.... and further has added other functionalities as frequency modulated signals generation, Chirp signals type generation (commonly used in both sonar and radar applications, such as optical transmission) or PRN (pseudo-random noise sequence comprising a deterministic pulse that repeats every period, commonly used in GPS receivers). It also can generate widely known as Gaussian white noise signals or white noise uniform signals. The application will show in detail the acquired signals and will analyze these signals in different ways selected by the user. Windowing function has the most common window types, frequency response, Fourier transform are examples of what kind of analyzing that can be processed. The configuration is chosen by the user throught friendly and attractive displays and panels.} }