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基于流水线技术的虚拟仪器运行性能提升
Improvement of Virtual Instrument Performance Based on Pipeline Technology
【摘要】 虚拟仪器的软件系统串行处理结构适合采用流水线技术来提升运行性能。根据该特性,研究连续采样的虚拟仪器系统的工作过程,以及自适应流水线的吞吐率与延迟2个性能指标,结合实例测试运行性能。结果显示,流水线技术能在不增大延迟的情况下,大幅提高连续采样的虚拟仪器软件系统的吞吐率。
【Abstract】 Software sequential structure of virtual instrument makes it suited to apply pipeline technology to improve its performance.This paper investigates the running process of continuous sampling virtual instrument system,and introduces throughput and latency,the two performance measures of a self-timed pipeline.It gives an experimental example,result shows that,pipeline technology can greatly improve continuous sampling virtual instrument software system throughput,while not degrade its latency.
【基金】 国家自然科学基金资助项目“面向制造系统的高可靠性柔性可重构自组织E-诊断技术”(50575087);国家自然科学基金资助项目“基于小波的机械故障警戒机方法与应用”(50675076);教育部新世纪优秀人才支持计划基金资助项目(NCET-06-0639)
- 【文献出处】 计算机工程 ,Computer Engineering , 编辑部邮箱 ,2009年19期
- 【分类号】TP391.9
- 【被引频次】7
- 【下载频次】79