软件
軟件
연건
SOFT WARE
2014年
3期
35-37
,共3页
自动化测试%射频接收单元%LabVIEW%动态链接库%AcitveX
自動化測試%射頻接收單元%LabVIEW%動態鏈接庫%AcitveX
자동화측시%사빈접수단원%LabVIEW%동태련접고%AcitveX
Automatic test%RF receiving unit%LabVIEW%DLL%AcitveX
为了解决磁共振射频接收单元手动测试繁杂耗时的问题,设计了一套基于LabVIEW的自动化测试系统。采用信号源、计算机配合自制的采集控制单元和时钟源组成测试系统的硬件平台。系统软件基于LabVIEW开发,采用分层次模块化架构,借助VISA软件包、动态链接库和AcitveX技术分别实现了仪器控制、数据采集和数据保存。利用该系统对某射频接收单元进行了实际测试,结果表明,该系统高效、稳定且扩展灵活,具有很强的实用意义。
為瞭解決磁共振射頻接收單元手動測試繁雜耗時的問題,設計瞭一套基于LabVIEW的自動化測試繫統。採用信號源、計算機配閤自製的採集控製單元和時鐘源組成測試繫統的硬件平檯。繫統軟件基于LabVIEW開髮,採用分層次模塊化架構,藉助VISA軟件包、動態鏈接庫和AcitveX技術分彆實現瞭儀器控製、數據採集和數據保存。利用該繫統對某射頻接收單元進行瞭實際測試,結果錶明,該繫統高效、穩定且擴展靈活,具有很彊的實用意義。
위료해결자공진사빈접수단원수동측시번잡모시적문제,설계료일투기우LabVIEW적자동화측시계통。채용신호원、계산궤배합자제적채집공제단원화시종원조성측시계통적경건평태。계통연건기우LabVIEW개발,채용분층차모괴화가구,차조VISA연건포、동태련접고화AcitveX기술분별실현료의기공제、수거채집화수거보존。이용해계통대모사빈접수단원진행료실제측시,결과표명,해계통고효、은정차확전령활,구유흔강적실용의의。
It is complicated and time-consuming to test MRI RF receiving unit manually. In order to solve this problem, a set of automatic test system based on LabVIEW is presented here. The hardware platform is composed of a signal source and a computer together with homemade acquisition control unit and clock source. The software is developed based on LabVIEW and adopt the hierarchical modular architecture. Using VISA package, DLL and AcitveX, it realizes the instrument control, data acquisition and data storage. Actual tests for RF receiving unit is carried on with this system. The results show that the system is efficient, stable and flexible expansion, which has a strong practical significance.