The,agonthm solution of virtllal instrument based on Izb lE is investigated．Th is involved use of Izb lE function libraries ，Dyna／nie Data Exchange(DDE)communication，ActiveX technology，etc．In addition，to make use ofperfect aIgori in MA TLAB，three a

基于虚拟仪器的信号发生器的设计，信号发生器是一种常用信号源-Based on the signal generator virtual instrument design, signal generator is a common signal source