声表面波延迟线时延脉冲重叠测试方法及误差  

A Method for Measuring the Time Delay Pulse Overlapping of SAW DL and Its Errors

作　　者：刘积学[1] 廖代材[1] 

机构地区：[1]四川压电与声光技术研究所

出　　处：《压电与声光》1995年第2期39-42,54,共5页Piezoelectrics & Acoustooptics

摘　　要：叙述了声表面波固定延迟线及轴头延迟线延迟时间的脉冲重叠测试方法；分析了该测试系统的测试误差；对两种固定延迟线及轴头延迟进行了具体测试，总结出了一些提高测试精度的方法。method for measuring the time delay pulse overlapping of SAW fixed and tapped delay line is described in this paper,and the errors of this kindof measuring system are analyzed.Through the practical measurements of two types of fixed delay line and a tapped delay line,some procedures for increasing measurement precisiOn are obtained.

关 键 词：声表面波 固定延迟线 抽头延迟线 延迟时间 测试 

分 类 号：TN650.6[电子电信—电路与系统]